/* roulang page: index */
:root{
  --bg:#060A12;
  --panel:#0C1220;
  --glass:rgba(255,255,255,.065);
  --glass-strong:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --blue:#5B8CFF;
  --blue-soft:rgba(91,140,255,.16);
  --blue-text:#9FB4FF;
  --cyan:#35E0C8;
  --text:#EAF0FF;
  --text-2:#9AA8C7;
  --text-3:#6B7A99;
  --danger:#FF7A90;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow:0 8px 32px rgba(0,0,0,.45);
  --glow-btn:0 0 0 1px rgba(91,140,255,.6), 0 10px 28px rgba(91,140,255,.32);
  --sp-1:4px;
  --sp-2:8px;
  --sp-3:12px;
  --sp-4:16px;
  --sp-5:24px;
  --sp-6:32px;
  --sp-7:48px;
  --sp-8:64px;
  --sp-9:96px;
  --ease:200ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans TC","Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(760px 420px at 12% -6%, rgba(91,140,255,.16), transparent 70%),
    radial-gradient(620px 380px at 92% 6%, rgba(53,224,200,.09), transparent 72%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border-radius:inherit}
a{color:var(--blue-text);text-decoration:none;transition:color var(--ease)}
a:hover{color:#C6D5FF}
p{margin:0 0 20px;color:var(--text-2);max-width:760px}
h1,h2,h3,h4{margin:0;color:var(--text);line-height:1.25;font-weight:800}
ul,ol{margin:0 0 20px;padding-left:20px;color:var(--text-2)}
li{margin-bottom:8px}
button{font-family:inherit}
.container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:24px;
  position:relative;
  z-index:1;
}
section{position:relative;z-index:1}
.section{padding-block:var(--sp-9)}
.section--tight{padding-block:var(--sp-8)}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:var(--sp-5);
  margin-bottom:var(--sp-6);
  flex-wrap:wrap;
}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;letter-spacing:.2px}
.section-head p{margin:10px 0 0;max-width:620px;font-size:15px;color:var(--text-2)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);font-weight:700;margin-bottom:14px;
  font-family:"Inter","Noto Sans TC",sans-serif;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--cyan),transparent)}
.link-more{font-size:14px;font-weight:500;color:var(--blue-text);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{gap:10px}
.link-more svg{width:16px;height:16px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(6,10,18,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{background:rgba(6,10,18,.9);box-shadow:0 8px 32px rgba(0,0,0,.45)}
.nav-inner{
  display:flex;align-items:center;gap:var(--sp-5);
  min-height:72px;flex-wrap:wrap;
  padding-block:10px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(91,140,255,.9),rgba(53,224,200,.7));
  color:#050A14;font-weight:900;font-size:15px;letter-spacing:.5px;
  box-shadow:0 6px 20px rgba(91,140,255,.35);
  font-family:"Inter",sans-serif;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:16px;font-weight:900;letter-spacing:.5px}
.brand-en{font-size:9px;letter-spacing:.32em;color:var(--text-3);font-weight:700;font-family:"Inter",sans-serif}
.nav-search{
  flex:1 1 380px;max-width:460px;margin-inline:auto;
  position:relative;display:flex;align-items:center;
}
.nav-search::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-11px;height:1px;
  background:linear-gradient(90deg,rgba(91,140,255,.55),rgba(53,224,200,.35),transparent);
  opacity:.55;
}
.search-field{
  width:100%;height:44px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line-strong);
  color:var(--text);font-size:14px;
  padding:0 44px 0 44px;
  outline:none;transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.search-field::placeholder{color:var(--text-3)}
.search-field:hover{border-color:rgba(91,140,255,.45)}
.search-field:focus{
  border-color:var(--blue);
  background:rgba(91,140,255,.08);
  box-shadow:0 0 0 3px rgba(91,140,255,.18);
}
.search-icon{position:absolute;left:15px;width:17px;height:17px;color:var(--text-3);pointer-events:none}
.search-clear{
  position:absolute;right:8px;width:28px;height:28px;border-radius:50%;
  display:none;place-items:center;border:0;background:rgba(255,255,255,.08);
  color:var(--text-2);cursor:pointer;
}
.search-clear:hover{background:rgba(255,255,255,.16);color:var(--text)}
.nav-search.has-value .search-clear{display:grid}
.nav-links{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.nav-pill{
  font-size:13px;font-weight:500;color:var(--text-2);
  padding:8px 13px;border-radius:var(--r-pill);
  border:1px solid transparent;white-space:nowrap;
  transition:all var(--ease);
}
.nav-pill:hover{color:var(--text);background:rgba(255,255,255,.06);border-color:var(--line-strong)}
.nav-pill.active{color:#DCE6FF;background:var(--blue-soft);border-color:rgba(91,140,255,.4)}
.nav-cta{
  font-size:13px;font-weight:700;color:#050A14;
  background:linear-gradient(135deg,#6E9BFF,#35E0C8);
  padding:9px 16px;border-radius:var(--r-pill);white-space:nowrap;
  box-shadow:0 6px 20px rgba(91,140,255,.3);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.nav-cta:hover{color:#050A14;transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 10px 26px rgba(91,140,255,.42)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-strong);
  color:var(--text);cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px}
.drawer{
  position:fixed;inset:0;z-index:80;display:none;
}
.drawer.open{display:block}
.drawer-backdrop{position:absolute;inset:0;background:rgba(3,6,12,.72);backdrop-filter:blur(6px)}
.drawer-panel{
  position:absolute;right:0;top:0;bottom:0;width:min(340px,88vw);
  background:var(--panel);border-left:1px solid var(--line-strong);
  padding:24px;display:flex;flex-direction:column;gap:8px;
  box-shadow:-16px 0 48px rgba(0,0,0,.55);
  animation:slideIn 240ms ease;
}
@keyframes slideIn{from{transform:translateX(24px);opacity:.4}to{transform:translateX(0);opacity:1}}
.drawer-title{font-size:12px;letter-spacing:.2em;color:var(--text-3);margin-bottom:8px;font-family:"Inter",sans-serif}
.drawer-link{
  padding:12px 14px;border-radius:12px;color:var(--text-2);font-size:15px;
  border:1px solid transparent;transition:all var(--ease);
}
.drawer-link:hover,.drawer-link.active{background:var(--blue-soft);border-color:rgba(91,140,255,.35);color:#DCE6FF}
.drawer-close{
  position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:10px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-strong);color:var(--text);
  display:grid;place-items:center;cursor:pointer;
}

/* ---------- buttons ---------- */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;cursor:pointer;border:0;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),background var(--ease),border-color var(--ease);
}
.btn-main{
  background:linear-gradient(135deg,#5B8CFF,#4A78F0);
  color:#F5F9FF;box-shadow:var(--glow-btn);
}
.btn-main:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 0 0 1px rgba(91,140,255,.7),0 16px 34px rgba(91,140,255,.42);color:#fff}
.btn-main:active{transform:translateY(0)}
.btn-ghost{
  background:rgba(255,255,255,.05);color:var(--text);
  border:1px solid var(--line-strong);
}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(91,140,255,.5);color:#fff;transform:translateY(-1px)}
.btn-main:focus-visible,.btn-ghost:focus-visible,.nav-pill:focus-visible,.nav-cta:focus-visible,
.search-field:focus-visible,.nav-toggle:focus-visible,a:focus-visible,button:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;
}

/* ---------- hero ---------- */
.hero{padding-block:var(--sp-8) var(--sp-9);position:relative}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:var(--sp-7);align-items:center}
.hero h1{
  font-size:clamp(28px,4vw,50px);font-weight:900;line-height:1.25;letter-spacing:-.5px;
  margin-bottom:18px;
}
.hero h1 .hl{
  background:linear-gradient(120deg,#8FB0FF,#35E0C8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:var(--text-2);max-width:520px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  font-size:12px;padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);border:1px solid var(--line-strong);color:var(--text-2);
}
.tag--rate{border-color:rgba(53,224,200,.45);color:#8EF4E5;background:rgba(53,224,200,.08)}
.hero-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:400px;
  background:#0C1220 url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,.45) 0%,rgba(6,10,18,.62) 55%,rgba(6,10,18,.9) 100%);
}
.hero-panel{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  background:rgba(12,18,32,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--line-strong);border-radius:var(--r-md);
  padding:16px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;text-align:center;
}
.hero-panel .k{font-size:11px;color:var(--text-3);letter-spacing:.08em;margin-bottom:4px}
.hero-panel .v{font-size:15px;font-weight:800;color:var(--text);font-variant-numeric:tabular-nums}
.hero-panel .v--cyan{color:var(--cyan)}

/* ---------- questions ---------- */
.q-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-4)}
.q-card{
  background:var(--glass);border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-md);padding:22px 20px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  transition:border-color var(--ease),transform var(--ease),background var(--ease);
}
.q-card:hover{border-color:rgba(91,140,255,.45);transform:translateY(-3px);background:rgba(255,255,255,.085)}
.q-mark{
  width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:var(--blue-soft);color:var(--blue-text);font-weight:900;font-size:15px;
  margin-bottom:14px;font-family:"Inter",sans-serif;
}
.q-card h3{font-size:16px;font-weight:700;line-height:1.5;margin-bottom:6px}
.q-card p{font-size:13px;color:var(--text-3);margin:0;line-height:1.7}

/* ---------- solution ---------- */
.solution-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:var(--sp-4)}
.sol-card{
  background:var(--glass);border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-md);padding:24px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  display:flex;flex-direction:column;
  transition:border-color var(--ease),transform var(--ease);
}
.sol-card:hover{border-color:rgba(91,140,255,.45);transform:translateY(-3px)}
.sol-card--lead{grid-row:span 1;padding:0;overflow:hidden}
.sol-media{aspect-ratio:16/9;overflow:hidden;position:relative;background:#0C1220}
.sol-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.sol-card--lead:hover .sol-media img{transform:scale(1.04)}
.sol-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,18,.3),rgba(6,10,18,.75))}
.sol-lead-body{padding:24px}
.sol-card h3{font-size:20px;font-weight:800;margin-bottom:10px}
.sol-card p{font-size:14px;margin-bottom:16px;color:var(--text-2)}
.sol-list{list-style:none;padding:0;margin:0 0 18px}
.sol-list li{
  position:relative;padding-left:20px;font-size:14px;color:var(--text-2);
  line-height:1.8;margin-bottom:6px;
}
.sol-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 10px rgba(53,224,200,.7);
}
.sol-icon{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:rgba(91,140,255,.14);color:var(--blue-text);margin-bottom:16px;
  border:1px solid rgba(91,140,255,.28);
}
.sol-icon svg{width:20px;height:20px}

/* ---------- cms cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-5)}
.c-card{
  background:var(--glass);border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-md);overflow:hidden;display:flex;flex-direction:column;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.c-card:hover{border-color:rgba(91,140,255,.45);transform:translateY(-4px);box-shadow:var(--shadow)}
.c-thumb{aspect-ratio:16/9;overflow:hidden;background:#0C1220;position:relative}
.c-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.c-card:hover .c-thumb img{transform:scale(1.05)}
.c-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.c-badge{
  align-self:flex-start;font-size:12px;padding:4px 11px;border-radius:var(--r-pill);
  background:var(--blue-soft);color:var(--blue-text);font-weight:700;
}
.c-card h3{font-size:17px;font-weight:700;line-height:1.55}
.c-card h3 a{color:var(--text)}
.c-card h3 a:hover{color:var(--blue-text)}
.c-excerpt{font-size:14px;color:var(--text-2);margin:0;line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.c-meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;
  font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums;
  font-family:"Inter","Noto Sans TC",sans-serif;
}
.empty-state{
  background:var(--glass);border:1px dashed rgba(255,255,255,.16);
  border-radius:var(--r-md);padding:48px 24px;text-align:center;
}
.empty-state svg{width:40px;height:40px;color:var(--text-3);margin:0 auto 16px}
.empty-state p{font-size:15px;color:var(--text-2);margin-bottom:18px;max-width:none}

/* ---------- stats ---------- */
.stats-band{
  background:linear-gradient(160deg,rgba(12,18,32,.95),rgba(9,14,24,.95));
  border-block:1px solid var(--line);position:relative;overflow:hidden;
}
.stats-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  opacity:.16;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-5);position:relative;z-index:1}
.stat-card{
  background:rgba(255,255,255,.05);border:1px solid var(--line-strong);
  border-radius:var(--r-md);padding:26px 22px;text-align:center;
  backdrop-filter:blur(12px);
  transition:border-color var(--ease),transform var(--ease);
}
.stat-card:hover{border-color:rgba(53,224,200,.45);transform:translateY(-3px)}
.stat-num{
  font-family:"Inter",sans-serif;font-size:clamp(30px,3.4vw,42px);font-weight:700;
  color:var(--cyan);line-height:1.1;font-variant-numeric:tabular-nums;
}
.stat-num small{font-size:14px;font-weight:700;color:var(--text-2);margin-left:4px}
.stat-label{font-size:14px;color:var(--text-2);margin-top:8px}
.stat-note{font-size:12px;color:var(--text-3);text-align:center;margin-top:24px;position:relative;z-index:1}

/* ---------- subscribe ---------- */
.subscribe-inline{
  display:flex;gap:12px;flex-wrap:wrap;align-items:center;
  background:var(--glass);border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-md);padding:18px;backdrop-filter:blur(16px);
}
.subscribe-inline .form-input{flex:1 1 240px}
.form-input{
  width:100%;height:46px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.05);border:1px solid var(--line-strong);
  color:var(--text);font-size:14px;padding:0 16px;outline:none;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.form-input::placeholder{color:var(--text-3)}
.form-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(91,140,255,.18);background:rgba(91,140,255,.07)}
.form-label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;font-weight:500}
.form-hint{font-size:13px;color:var(--danger);min-height:18px;margin:8px 0 0}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-2);line-height:1.7}
.check-row input{appearance:none;-webkit-appearance:none;width:18px;height:18px;flex:0 0 auto;margin-top:3px;
  border-radius:5px;border:1px solid var(--line-strong);background:rgba(255,255,255,.05);cursor:pointer;transition:all var(--ease)}
.check-row input:checked{background:var(--blue);border-color:var(--blue);box-shadow:0 0 0 3px rgba(91,140,255,.2)}
.check-row input:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* ---------- privacy ---------- */
.privacy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-4)}
.privacy-card{
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  border-radius:var(--r-md);padding:24px;
  transition:border-color var(--ease),background var(--ease);
}
.privacy-card:hover{border-color:rgba(91,140,255,.4);background:rgba(255,255,255,.07)}
.privacy-card h3{font-size:16px;display:flex;align-items:center;gap:10px;margin-bottom:10px}
.privacy-card h3 svg{width:18px;height:18px;color:var(--cyan)}
.privacy-card p{font-size:14px;margin:0}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--glass);border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-md);overflow:hidden;backdrop-filter:blur(16px);
  transition:border-color var(--ease);
}
.faq-item.open{border-color:rgba(91,140,255,.45)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;color:var(--text);text-align:left;
  padding:20px 22px;font-size:16px;font-weight:700;cursor:pointer;line-height:1.6;
}
.faq-q:hover{color:#C6D5FF}
.faq-q .chev{width:18px;height:18px;flex:0 0 auto;color:var(--text-3);transition:transform var(--ease),color var(--ease)}
.faq-item.open .faq-q .chev{transform:rotate(180deg);color:var(--cyan)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 200ms ease}
.faq-a-inner{padding:0 22px 20px;font-size:15px;color:var(--text-2);line-height:1.85}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line-strong);
  background:#0C1220 url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
  padding:56px 40px;text-align:center;
}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(6,10,18,.82),rgba(6,10,18,.92))}
.cta-band>*{position:relative;z-index:1}
.cta-band h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px}
.cta-band p{margin:0 auto 26px;max-width:640px;font-size:15px}
.cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{
  border-top:1px solid var(--line);margin-top:var(--sp-9);
  background:rgba(9,14,24,.6);padding-block:var(--sp-8) var(--sp-5);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:var(--sp-6)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px;font-size:13px}
.footer-desc{font-size:14px;color:var(--text-3);max-width:320px;margin-bottom:0}
.footer-col h4{font-size:13px;letter-spacing:.14em;color:var(--text-3);margin-bottom:14px;font-weight:700;font-family:"Inter","Noto Sans TC",sans-serif}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--blue-text)}
.footer-bottom{
  margin-top:var(--sp-6);padding-top:var(--sp-4);border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom .dot{color:var(--line-strong);margin-inline:8px}

/* ---------- modal ---------- */
.modal-shell{position:fixed;inset:0;z-index:90;display:none}
.modal-shell.open{display:block}
.modal-mask{position:absolute;inset:0;background:rgba(3,6,12,.78);backdrop-filter:blur(8px)}
.modal-panel{
  position:relative;z-index:1;max-width:520px;margin:8vh auto 0;
  background:rgba(14,20,34,.95);border:1px solid var(--line-strong);
  border-radius:var(--r-lg);padding:32px;box-shadow:var(--shadow);
  max-height:84vh;overflow:auto;
  animation:pop 220ms ease;
}
@keyframes pop{from{transform:translateY(14px);opacity:.4}to{transform:translateY(0);opacity:1}}
.modal-panel h3{font-size:22px;margin-bottom:8px}
.modal-panel .modal-sub{font-size:14px;color:var(--text-2);margin-bottom:22px}
.modal-close{
  position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:10px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-strong);color:var(--text);
  display:grid;place-items:center;cursor:pointer;
}
.modal-close:hover{background:rgba(255,255,255,.14)}
.modal-panel .form-row{margin-bottom:16px}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .hero-grid{gap:var(--sp-6)}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-search{order:3;flex:1 0 100%;max-width:none;margin-top:2px}
  .nav-search::after{display:none}
  .solution-grid{grid-template-columns:1fr 1fr}
  .sol-card--lead{grid-column:1/-1}
}
@media (max-width:991px){
  .section{padding-block:var(--sp-8)}
  .hero{padding-block:var(--sp-7) var(--sp-8)}
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{min-height:320px;order:-1}
  .q-grid{grid-template-columns:repeat(2,1fr)}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .privacy-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:44px 26px}
}
@media (max-width:767px){
  .container{padding-inline:16px}
  .section{padding-block:56px}
  .hero{padding-block:40px 56px}
  .nav-inner{min-height:60px;gap:12px}
  .brand-name{font-size:15px}
  .hero h1{font-size:clamp(26px,7vw,34px)}
  .hero-sub{font-size:15px}
  .hero-actions .btn-main,.hero-actions .btn-ghost{flex:1 1 100%}
  .hero-panel{grid-template-columns:1fr 1fr;gap:10px;padding:14px}
  .hero-panel .cell:last-child{grid-column:1/-1}
  .q-grid{grid-template-columns:1fr}
  .solution-grid{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr;gap:12px}
  .stat-card{padding:20px 14px}
  .footer-grid{grid-template-columns:1fr;gap:var(--sp-5)}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  .cta-actions .btn-main,.cta-actions .btn-ghost{flex:1 1 100%}
  .modal-panel{margin:4vh 16px 0;padding:24px}
  .subscribe-inline{padding:16px}
  .faq-q{font-size:15px;padding:16px 18px}
  .faq-a-inner{padding:0 18px 18px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:519px){
  .hero-visual{min-height:280px}
  .hero-panel{grid-template-columns:1fr;text-align:left}
  .hero-panel .cell{display:flex;justify-content:space-between;align-items:center;gap:10px}
  .hero-panel .k{margin:0}
  .stats-grid{grid-template-columns:1fr}
  .footer-grid{gap:var(--sp-4)}
}

/* roulang page: category1 */
:root{
  --bg:#060A12;
  --panel:#0C1220;
  --panel-2:#101829;
  --glass:rgba(255,255,255,.065);
  --glass-line:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.08);
  --primary:#5B8CFF;
  --primary-soft:rgba(91,140,255,.16);
  --accent:#35E0C8;
  --text:#EAF0FF;
  --text-2:#9AA8C7;
  --text-3:#6B7A99;
  --danger:#FF7A90;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow:0 8px 32px rgba(0,0,0,.45);
  --container:1200px;
  --gutter:24px;
  --t:200ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 82% -10%,rgba(91,140,255,.18),transparent 62%),
    radial-gradient(720px 460px at 4% 2%,rgba(53,224,200,.10),transparent 60%);
  background-repeat:no-repeat;
  color:var(--text);
  font-family:"Noto Sans TC","Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;line-height:1.25;letter-spacing:-.01em;font-weight:800}
p{margin:0 0 16px}
a{color:var(--primary);text-decoration:none;transition:color var(--t)}
a:hover{color:#8FAEFF}
img{display:block;max-width:100%}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.num{font-family:"Inter",sans-serif;font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(6,10,18,.72);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:background var(--t),box-shadow var(--t);
}
.site-header.is-scrolled{background:rgba(6,10,18,.92);box-shadow:0 8px 32px rgba(0,0,0,.45)}
.nav-inner{display:flex;align-items:center;gap:16px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto}
.brand:hover{color:var(--text)}
.brand-mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  font-family:"Inter",sans-serif;font-weight:800;font-size:15px;letter-spacing:.02em;
  color:#06101F;background:linear-gradient(135deg,#5B8CFF 0%,#35E0C8 120%);
  box-shadow:0 0 0 1px rgba(91,140,255,.55),0 8px 22px rgba(91,140,255,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-size:16px;font-weight:900;letter-spacing:.01em}
.brand-en{font-family:"Inter",sans-serif;font-size:10px;letter-spacing:.28em;color:var(--text-3);font-weight:600}
.nav-search{
  position:relative;flex:1 1 auto;max-width:440px;min-width:200px;
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 8px 0 16px;
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-pill);
  backdrop-filter:blur(16px);
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.nav-search:hover{border-color:rgba(91,140,255,.45)}
.nav-search:focus-within{border-color:rgba(91,140,255,.75);box-shadow:0 0 0 3px rgba(91,140,255,.20)}
.search-icon{width:18px;height:18px;color:var(--text-3);flex:0 0 auto}
.search-field{
  flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;
  color:var(--text);font-size:14px;outline:none;
}
.search-field::placeholder{color:var(--text-3)}
.search-field::-webkit-search-cancel-button{display:none}
.search-clear{
  width:28px;height:28px;display:grid;place-items:center;flex:0 0 auto;
  border:0;border-radius:50%;background:rgba(255,255,255,.10);color:var(--text-2);
  cursor:pointer;opacity:0;pointer-events:none;transition:opacity var(--t),background var(--t);
}
.search-clear:hover{background:rgba(91,140,255,.32);color:#fff}
.search-clear.is-visible{opacity:1;pointer-events:auto}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-pill{
  display:inline-flex;align-items:center;min-height:36px;padding:6px 12px;
  border-radius:var(--r-pill);border:1px solid transparent;
  color:var(--text-2);font-size:13.5px;font-weight:500;white-space:nowrap;
  transition:color var(--t),background var(--t),border-color var(--t);
}
.nav-pill:hover{color:var(--text);background:var(--glass);border-color:var(--glass-line)}
.nav-pill.active{
  color:#DCE6FF;background:var(--primary-soft);
  border-color:rgba(91,140,255,.45);font-weight:700;
}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
  min-height:40px;padding:9px 18px;border-radius:var(--r-sm);
  font-size:13.5px;font-weight:700;color:#06101F;
  background:linear-gradient(135deg,#5B8CFF,#7BA4FF);
  border:1px solid rgba(91,140,255,.6);
  box-shadow:0 0 0 1px rgba(91,140,255,.55),0 10px 26px rgba(91,140,255,.30);
  transition:transform var(--t),box-shadow var(--t),filter var(--t);
}
.nav-cta:hover{transform:translateY(-1px);filter:brightness(1.08);color:#06101F;box-shadow:0 0 0 1px rgba(91,140,255,.75),0 14px 34px rgba(91,140,255,.42)}
.nav-cta:active{transform:translateY(0)}
.nav-toggle{
  display:none;width:44px;height:44px;flex:0 0 auto;
  align-items:center;justify-content:center;
  border-radius:var(--r-sm);border:1px solid var(--glass-line);
  background:var(--glass);color:var(--text);cursor:pointer;
  transition:border-color var(--t),background var(--t);
}
.nav-toggle:hover{border-color:rgba(91,140,255,.45);background:rgba(91,140,255,.16)}
.nav-toggle svg{width:20px;height:20px}

/* ---------- Buttons ---------- */
.btn-glow,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:12px 26px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),filter var(--t),background var(--t),border-color var(--t),color var(--t);
}
.btn-glow{
  color:#06101F;background:linear-gradient(135deg,#5B8CFF,#7BA4FF);
  border:1px solid rgba(91,140,255,.6);
  box-shadow:0 0 0 1px rgba(91,140,255,.6),0 10px 28px rgba(91,140,255,.32);
}
.btn-glow:hover{transform:translateY(-1px);filter:brightness(1.08);color:#06101F;box-shadow:0 0 0 1px rgba(91,140,255,.8),0 16px 38px rgba(91,140,255,.45)}
.btn-glow:active{transform:translateY(0)}
.btn-ghost{
  color:var(--text);background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(16px);
}
.btn-ghost:hover{border-color:rgba(91,140,255,.45);background:rgba(91,140,255,.14);color:var(--text);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{min-height:44px;padding:10px 20px;font-size:14px}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;padding:64px 0 56px;
  background-image:url("/assets/images/backpic/back-2.jpg");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(6,10,18,.78) 0%,rgba(6,10,18,.90) 62%,rgba(6,10,18,.97) 100%),
    radial-gradient(700px 380px at 88% 10%,rgba(91,140,255,.28),transparent 65%);
}
.page-hero>.container{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{color:var(--text-3);opacity:.6}
.crumbs .current{color:var(--text);font-weight:600}
.hero-grid{display:grid;grid-template-columns:1.45fr .9fr;gap:40px;align-items:end}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--primary-soft);border:1px solid rgba(91,140,255,.35);
  color:#9FB4FF;font-size:12px;font-weight:700;letter-spacing:.06em;
  margin-bottom:18px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.hero-grid h1{
  font-size:clamp(28px,3.6vw,46px);font-weight:900;line-height:1.25;
  margin-bottom:16px;letter-spacing:-.015em;
}
.hero-grid h1 .hl{
  background:linear-gradient(120deg,#8FAEFF,#35E0C8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{max-width:680px;color:var(--text-2);font-size:16.5px;line-height:1.85;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-panel{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-lg);padding:22px;backdrop-filter:blur(16px);
  box-shadow:var(--shadow);
}
.hero-panel h2{font-size:14px;font-weight:700;letter-spacing:.08em;color:var(--text-3);text-transform:uppercase;margin-bottom:16px}
.panel-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px}
.panel-row:last-child{border-bottom:0;padding-bottom:0}
.panel-row .k{color:var(--text-2)}
.panel-row .v{color:var(--text);font-weight:700}
.panel-row .v.accent{color:var(--accent);font-family:"Inter",sans-serif;font-variant-numeric:tabular-nums}
.rate-badge{
  display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:var(--r-pill);
  border:1px solid rgba(53,224,200,.55);color:var(--accent);
  font-size:12px;font-weight:700;font-family:"Inter",sans-serif;
}

/* ---------- Section basics ---------- */
.section{padding:72px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:800}
.section-head p{margin:8px 0 0;color:var(--text-2);max-width:660px;font-size:15px}
.link-more{font-size:14px;font-weight:700;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.link-more::after{content:"→";transition:transform var(--t)}
.link-more:hover::after{transform:translateX(4px)}

/* ---------- Filter bar ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 18px;margin-bottom:32px;
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-md);backdrop-filter:blur(16px);
}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;min-height:38px;padding:7px 16px;
  border-radius:var(--r-pill);border:1px solid var(--glass-line);
  background:rgba(255,255,255,.03);color:var(--text-2);
  font-size:13.5px;font-weight:500;cursor:pointer;
  transition:color var(--t),background var(--t),border-color var(--t),transform var(--t);
}
.chip:hover{color:var(--text);border-color:rgba(91,140,255,.45);background:rgba(91,140,255,.12)}
.chip.active{
  color:#DCE6FF;background:var(--primary-soft);
  border-color:rgba(91,140,255,.55);font-weight:700;
  box-shadow:0 0 0 1px rgba(91,140,255,.28);
}
.chip:active{transform:translateY(1px)}
.sort-wrap{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--text-3)}
.sort-wrap .form-select{
  min-width:170px;min-height:42px;padding:8px 38px 8px 14px;
  background-color:rgba(255,255,255,.05);
  border:1px solid var(--glass-line);border-radius:var(--r-sm);
  color:var(--text);font-size:13.5px;font-weight:600;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%239AA8C7'%3E%3Cpath d='M8 11.5 3 6.5h10z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;background-size:14px;
  transition:border-color var(--t),box-shadow var(--t),background-color var(--t);
}
.sort-wrap .form-select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(91,140,255,.22);background-color:rgba(255,255,255,.08)}
.sort-wrap .form-select option{background:#0C1220;color:var(--text)}

/* ---------- Episode grid ---------- */
.episode-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.ep-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-md);backdrop-filter:blur(16px);
  box-shadow:0 6px 24px rgba(0,0,0,.32);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.ep-card:hover{transform:translateY(-4px);border-color:rgba(91,140,255,.45);box-shadow:0 16px 38px rgba(0,0,0,.5)}
.ep-cover{position:relative;overflow:hidden;aspect-ratio:16/9;background:#0B1120}
.ep-cover img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease}
.ep-card:hover .ep-cover img{transform:scale(1.05)}
.ep-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,.22) 0%,rgba(6,10,18,.62) 100%);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.02em;
  background:rgba(91,140,255,.16);color:#9FB4FF;
  border:1px solid rgba(91,140,255,.28);
}
.badge-grade{background:rgba(53,224,200,.10);color:var(--accent);border-color:rgba(53,224,200,.55)}
.ep-cover .badge{position:absolute;left:12px;top:12px;z-index:3;backdrop-filter:blur(8px)}
.ep-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1 1 auto}
.ep-title{font-size:19px;font-weight:700;margin-bottom:10px;color:var(--text)}
.ep-card:hover .ep-title{color:#CFDCFF}
.ep-desc{
  margin:0 0 16px;color:var(--text-2);font-size:14.5px;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.ep-meta{
  margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:12.5px;color:var(--text-3);
  font-family:"Inter","Noto Sans TC",sans-serif;font-variant-numeric:tabular-nums;
  padding-top:14px;border-top:1px solid var(--line);
}
.ep-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);opacity:.7}

/* ---------- Stats ---------- */
.stats-section{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(12,18,32,.85),rgba(6,10,18,.6));
}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.stat-card{
  padding:24px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(16px);transition:border-color var(--t),transform var(--t);
}
.stat-card:hover{border-color:rgba(91,140,255,.45);transform:translateY(-2px)}
.stat-num{
  font-family:"Inter",sans-serif;font-weight:800;font-size:34px;line-height:1.1;
  color:var(--accent);font-variant-numeric:tabular-nums;margin-bottom:8px;
}
.stat-num .unit{font-size:14px;color:var(--text-2);font-weight:600;margin-left:4px}
.stat-label{font-size:14px;color:var(--text-2)}
.footnote{margin-top:20px;font-size:12.5px;color:var(--text-3)}

/* ---------- Watch paths (1 large + 2 small) ---------- */
.path-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:24px}
.path-main{
  position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;
  min-height:340px;padding:30px;border-radius:var(--r-lg);
  border:1px solid var(--glass-line);
  background-image:url("/assets/images/coverpic/cover-3.jpg");
  background-size:cover;background-position:center;
  box-shadow:var(--shadow);
}
.path-main::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,.42) 0%,rgba(6,10,18,.90) 72%);
  transition:background var(--t);
}
.path-main:hover::before{background:linear-gradient(180deg,rgba(6,10,18,.35) 0%,rgba(6,10,18,.86) 70%)}
.path-main>*{position:relative;z-index:2}
.path-main h3{font-size:24px;margin:14px 0 12px}
.path-main p{color:var(--text-2);font-size:15px;max-width:520px;margin-bottom:18px}
.path-list{display:flex;flex-direction:column;gap:24px}
.path-item{
  flex:1 1 auto;padding:24px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(16px);
  transition:transform var(--t),border-color var(--t),background var(--t);
}
.path-item:hover{transform:translateY(-3px);border-color:rgba(91,140,255,.45);background:rgba(91,140,255,.09)}
.path-ico{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--primary-soft);border:1px solid rgba(91,140,255,.32);
  color:#9FB4FF;margin-bottom:14px;
}
.path-ico svg{width:20px;height:20px}
.path-item h3{font-size:18px;margin-bottom:8px}
.path-item p{color:var(--text-2);font-size:14.5px;margin:0}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin-inline:auto}
.accordion-item{
  background:var(--glass)!important;border:1px solid var(--glass-line)!important;
  border-radius:var(--r-md)!important;margin-bottom:12px;overflow:hidden;
  backdrop-filter:blur(16px);transition:border-color var(--t);
}
.accordion-item:hover{border-color:rgba(91,140,255,.42)!important}
.accordion-button{
  background:transparent!important;color:var(--text)!important;
  font-size:16.5px;font-weight:700;padding:20px 22px;box-shadow:none!important;
  line-height:1.6;
}
.accordion-button:not(.collapsed){background:rgba(91,140,255,.13)!important;color:#E4ECFF!important}
.accordion-button:focus{box-shadow:none!important;outline:2px solid var(--accent);outline-offset:-2px}
.accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%239AA8C7'%3E%3Cpath d='M8 11.5 3 6.5h10z'/%3E%3C/svg%3E")!important;
  width:16px;height:16px;background-size:16px;transition:transform var(--t);
}
.accordion-button:not(.collapsed)::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2335E0C8'%3E%3Cpath d='M8 11.5 3 6.5h10z'/%3E%3C/svg%3E")!important;
}
.accordion-body{padding:0 22px 22px;color:var(--text-2);font-size:15px;line-height:1.85}
.accordion-body p:last-child{margin-bottom:0}

/* ---------- CTA / Subscribe ---------- */
.cta-band{
  position:relative;overflow:hidden;
  padding:48px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background-image:url("/assets/images/backpic/back-1.jpg");
  background-size:cover;background-position:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(6,10,18,.94) 0%,rgba(6,10,18,.82) 55%,rgba(12,18,32,.90) 100%);
}
.cta-band>.container{position:relative;z-index:2}
.cta-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.cta-grid h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:12px}
.cta-grid p{color:var(--text-2);font-size:15px;margin:0;max-width:560px}
.subscribe{display:flex;flex-wrap:wrap;gap:10px}
.subscribe .form-control{
  flex:1 1 220px;min-height:48px;padding:12px 18px;
  background:rgba(255,255,255,.05);border:1px solid var(--glass-line);
  border-radius:var(--r-sm);color:var(--text);font-size:15px;
}
.subscribe .form-control::placeholder{color:var(--text-3)}
.subscribe .form-control:focus{
  background:rgba(255,255,255,.08);border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(91,140,255,.22);color:var(--text);
}
.form-hint{width:100%;font-size:12.5px;color:var(--text-3);margin-top:2px}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);background:rgba(6,10,18,.9);padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px;border-bottom:1px solid var(--line)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-desc{color:var(--text-3);font-size:13.5px;line-height:1.85;max-width:360px;margin:0}
.footer-col h4{font-size:14px;font-weight:700;color:var(--text);margin-bottom:14px;letter-spacing:.04em}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:var(--text-3);font-size:13.5px;transition:color var(--t)}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:22px;font-size:12.5px;color:var(--text-3);
  font-family:"Inter","Noto Sans TC",sans-serif;
}
.footer-bottom .dot{margin:0 8px;opacity:.5}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .nav-links{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:6px;
    padding:14px var(--gutter) 18px;
    background:rgba(8,13,23,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(0,0,0,.55);
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-pill{width:100%;justify-content:flex-start;min-height:44px;font-size:14.5px}
  .nav-toggle{display:inline-flex}
  .nav-cta{margin-left:auto}
  .nav-search{max-width:360px}
}
@media (max-width:991px){
  .hero-grid{grid-template-columns:1fr;gap:28px;align-items:start}
  .hero-panel{max-width:520px}
  .episode-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .path-grid{grid-template-columns:1fr}
  .path-list{flex-direction:row}
  .path-item{flex:1 1 0}
  .cta-grid{grid-template-columns:1fr;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section{padding:56px 0}
}
@media (max-width:767px){
  :root{--gutter:16px}
  .nav-inner{flex-wrap:wrap;padding:10px 0;min-height:60px;row-gap:10px}
  .nav-search{order:6;flex:1 1 100%;max-width:none;width:100%}
  .nav-cta{display:none}
  .page-hero{padding:40px 0 40px}
  .hero-lead{font-size:15.5px}
  .btn-glow,.btn-ghost{width:100%;padding:13px 20px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .episode-grid{grid-template-columns:1fr}
  .path-list{flex-direction:column}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .filter-bar{padding:14px}
  .sort-wrap{width:100%}
  .sort-wrap .form-select{flex:1 1 auto;width:100%}
  .subscribe .form-control{flex:1 1 100%}
  .section-head{margin-bottom:24px}
}
@media (max-width:520px){
  .stats-grid{grid-template-columns:1fr}
  .ep-title{font-size:18px}
  .crumbs{font-size:12.5px}
  .footer-bottom{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --bg:#060A12;
  --bg-soft:#0C1220;
  --panel:rgba(255,255,255,.065);
  --panel-strong:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.09);
  --primary:#5B8CFF;
  --primary-soft:rgba(91,140,255,.16);
  --primary-glow:rgba(91,140,255,.32);
  --cyan:#35E0C8;
  --cyan-soft:rgba(53,224,200,.09);
  --text:#EAF0FF;
  --muted:#9AA8C7;
  --dim:#6B7A99;
  --danger:#FF7A90;
  --radius-sm:12px;
  --radius:16px;
  --radius-lg:20px;
  --shadow:0 8px 32px rgba(0,0,0,.45);
  --container:1200px;
  --ease:200ms ease;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  min-width:320px;
  color:var(--text);
  background:
    radial-gradient(circle at 12% 8%,rgba(91,140,255,.16),transparent 30%),
    radial-gradient(circle at 88% 18%,rgba(53,224,200,.08),transparent 26%),
    linear-gradient(180deg,#060A12 0%,#070D18 45%,#060A12 100%);
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei","Heiti TC",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  background-image:linear-gradient(rgba(6,10,18,.92),rgba(6,10,18,.96)),url('/assets/images/backpic/back-2.jpg');
  background-size:cover;
  background-position:center;
  opacity:.24;
  pointer-events:none;
}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);}
a:hover{color:#8FB0FF;}
img{max-width:100%;display:block;}
button,input{font:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4,h5,p,ul,ol,blockquote,figure{margin-top:0;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
::selection{background:rgba(91,140,255,.38);color:#fff;}
.container{
  width:min(var(--container),calc(100% - 48px));
  max-width:none !important;
  margin-inline:auto;
  padding-left:0;
  padding-right:0;
}
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(6,10,18,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{
  background:rgba(6,10,18,.88);
  box-shadow:0 8px 32px rgba(0,0,0,.35);
}
.nav-inner{
  position:relative;
  display:flex;
  align-items:center;
  gap:18px;
  min-height:72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--text);
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:40px;
  height:40px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--primary),#2D4FA8);
  color:#fff;
  font-family:Inter,"Segoe UI",sans-serif;
  font-weight:800;
  font-size:14px;
  letter-spacing:.6px;
  box-shadow:0 0 0 1px rgba(91,140,255,.35),0 8px 22px rgba(91,140,255,.25);
}
.brand-text{display:flex;flex-direction:column;line-height:1.08;}
.brand-name{font-weight:900;font-size:17px;letter-spacing:.5px;white-space:nowrap;}
.brand-en{
  margin-top:4px;
  font-family:Inter,"Segoe UI",sans-serif;
  font-weight:700;
  font-size:9px;
  letter-spacing:2.4px;
  color:var(--cyan);
}
.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  flex:1 1 360px;
  max-width:460px;
  min-width:220px;
  height:44px;
  padding:0 42px 0 42px;
  border-radius:999px;
  background:rgba(255,255,255,.055);
  border:1px solid var(--line);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.nav-search:hover,
.nav-search:focus-within{
  border-color:rgba(91,140,255,.45);
  background:rgba(255,255,255,.075);
  box-shadow:0 0 0 3px rgba(91,140,255,.12),0 0 24px rgba(91,140,255,.16);
}
.search-icon{
  position:absolute;
  left:14px;
  width:18px;
  height:18px;
  color:var(--muted);
  pointer-events:none;
}
.search-field{
  width:100%;
  min-width:0;
  height:100%;
  border:0;
  outline:0;
  background:transparent;
  color:var(--text);
  font-size:14px;
  line-height:1.4;
}
.search-field::placeholder{color:var(--dim);}
.search-field::-webkit-search-cancel-button{display:none;}
.search-clear{
  position:absolute;
  right:8px;
  top:50%;
  transform:translateY(-50%);
  width:30px;
  height:30px;
  display:grid;
  place-items:center;
  border:0;
  border-radius:50%;
  color:var(--muted);
  background:rgba(255,255,255,.06);
  opacity:0;
  pointer-events:none;
  transition:opacity var(--ease),background var(--ease),color var(--ease);
}
.nav-search.has-value .search-clear{opacity:1;pointer-events:auto;}
.search-clear:hover{background:rgba(91,140,255,.2);color:#fff;}
.nav-links{display:flex;align-items:center;gap:4px;flex:0 0 auto;}
.nav-pill{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:38px;
  padding:8px 11px;
  border-radius:999px;
  color:var(--muted);
  font-size:13px;
  font-weight:500;
  white-space:nowrap;
}
.nav-pill:hover{color:var(--text);background:rgba(255,255,255,.06);}
.nav-pill.active{
  color:#fff;
  background:rgba(91,140,255,.18);
  box-shadow:inset 0 0 0 1px rgba(91,140,255,.35);
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
  min-height:40px;
  padding:9px 16px;
  border-radius:999px;
  border:1px solid rgba(53,224,200,.45);
  background:rgba(53,224,200,.08);
  color:var(--cyan);
  font-size:13px;
  font-weight:700;
  white-space:nowrap;
}
.nav-cta:hover{
  color:#061016;
  background:var(--cyan);
  border-color:var(--cyan);
  box-shadow:0 0 22px rgba(53,224,200,.3);
}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.055);
  color:var(--text);
  place-items:center;
  flex:0 0 auto;
}
.nav-toggle svg{width:20px;height:20px;}
.article-hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 52px;
  border-bottom:1px solid var(--line);
  isolation:isolate;
}
.article-hero::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-2;
  background-image:url('/assets/images/backpic/back-1.jpg');
  background-size:cover;
  background-position:center;
  transform:scale(1.02);
}
.article-hero::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background:
    linear-gradient(180deg,rgba(6,10,18,.48) 0%,rgba(6,10,18,.82) 62%,rgba(6,10,18,.98) 100%),
    radial-gradient(circle at 82% 18%,rgba(91,140,255,.28),transparent 34%);
}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:24px;
  color:var(--dim);
  font-size:13px;
  line-height:1.6;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb .sep{color:rgba(154,168,199,.5);}
.breadcrumb .current{
  color:var(--text);
  max-width:56ch;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:26px;
  padding:4px 11px;
  border-radius:999px;
  background:var(--primary-soft);
  color:#9FB4FF;
  font-size:12px;
  font-weight:600;
  line-height:1.4;
  letter-spacing:.2px;
}
.badge-level{
  background:var(--cyan-soft);
  border:1px solid rgba(53,224,200,.42);
  color:var(--cyan);
}
.article-hero h1{
  max-width:1000px;
  margin:18px 0 18px;
  font-size:clamp(28px,4vw,52px);
  font-weight:900;
  line-height:1.25;
  letter-spacing:-.02em;
  overflow-wrap:anywhere;
}
.hero-desc{
  max-width:760px;
  margin:0 0 26px;
  color:var(--muted);
  font-size:16px;
  line-height:1.9;
  overflow-wrap:anywhere;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 18px;
  color:var(--muted);
  font-size:13px;
}
.meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-item svg{width:15px;height:15px;color:var(--primary);flex:0 0 auto;}
.notice-section{padding:40px 0 0;}
.notice-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.notice-card{
  display:flex;
  gap:14px;
  padding:20px;
  border-radius:var(--radius);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.055);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:0 8px 32px rgba(0,0,0,.18);
}
.notice-icon{
  width:38px;
  height:38px;
  flex:0 0 auto;
  display:grid;
  place-items:center;
  border-radius:12px;
  color:var(--cyan);
  background:rgba(53,224,200,.08);
  border:1px solid rgba(53,224,200,.22);
}
.notice-icon svg{width:19px;height:19px;}
.notice-card h3{
  margin:0 0 5px;
  font-size:15px;
  font-weight:800;
  line-height:1.45;
}
.notice-card p{
  margin:0;
  color:var(--dim);
  font-size:13px;
  line-height:1.75;
}
.article-main{padding:48px 0 72px;}
.article-shell{
  width:100%;
  max-width:860px;
  margin:0 auto;
}
.article-body{
  width:100%;
  max-width:760px;
  margin:0 auto;
  padding:42px 44px;
  border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.045);
  box-shadow:var(--shadow);
  overflow-wrap:anywhere;
}
.article-body > *:first-child{margin-top:0;}
.article-body > *:last-child{margin-bottom:0;}
.article-body p{
  margin:0 0 20px;
  color:var(--text);
  font-size:16px;
  line-height:1.9;
}
.article-body h2{
  margin:42px 0 16px;
  color:var(--text);
  font-size:clamp(24px,2.5vw,30px);
  font-weight:800;
  line-height:1.38;
  letter-spacing:-.01em;
}
.article-body h2::before{
  content:"";
  display:inline-block;
  width:6px;
  height:22px;
  margin-right:10px;
  border-radius:999px;
  background:linear-gradient(180deg,var(--primary),var(--cyan));
  vertical-align:-3px;
}
.article-body h3{
  margin:32px 0 12px;
  color:var(--text);
  font-size:21px;
  font-weight:700;
  line-height:1.48;
}
.article-body h4{
  margin:26px 0 10px;
  color:var(--text);
  font-size:18px;
  font-weight:700;
}
.article-body a{
  color:#9FB4FF;
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-thickness:1px;
}
.article-body a:hover{color:var(--cyan);text-decoration-thickness:2px;}
.article-body strong{color:#fff;font-weight:800;}
.article-body ul,
.article-body ol{
  margin:0 0 22px;
  padding-left:24px;
  color:var(--muted);
}
.article-body li{margin:9px 0;line-height:1.85;}
.article-body ul li::marker{color:var(--primary);}
.article-body ol li::marker{color:var(--cyan);font-weight:700;}
.article-body blockquote{
  margin:28px 0;
  padding:20px 22px;
  border-left:3px solid var(--primary);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  background:rgba(91,140,255,.09);
  color:#DCE6FF;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body hr{
  border:0;
  height:1px;
  margin:36px 0;
  background:var(--line);
}
.article-body img{
  width:100%;
  height:auto;
  margin:24px 0 10px;
  border-radius:var(--radius);
  object-fit:cover;
  background:#0C1220;
}
.article-body figure{margin:26px 0;}
.article-body figure img{margin-bottom:10px;}
.article-body figcaption{
  color:var(--dim);
  font-size:13px;
  line-height:1.7;
  text-align:center;
}
.article-body table{
  width:100%;
  margin:26px 0;
  border-collapse:collapse;
  border-spacing:0;
  overflow:hidden;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  font-size:14px;
}
.article-body th,
.article-body td{
  padding:12px 14px;
  border-bottom:1px solid var(--line);
  text-align:left;
  vertical-align:top;
}
.article-body th{
  color:var(--text);
  background:rgba(91,140,255,.12);
  font-weight:700;
}
.article-body td{color:var(--muted);}
.article-body tr:last-child td{border-bottom:0;}
.article-body pre{
  margin:26px 0;
  padding:20px;
  overflow-x:auto;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:rgba(0,0,0,.32);
  color:#DCE6FF;
  font-size:13px;
  line-height:1.7;
}
.article-body code{
  padding:2px 6px;
  border-radius:6px;
  background:rgba(91,140,255,.13);
  color:#BFD0FF;
  font-size:.92em;
}
.article-body pre code{padding:0;background:transparent;color:inherit;}
.article-body iframe,
.article-body video{max-width:100%;border-radius:var(--radius-sm);}
.empty-state{
  padding:48px 20px;
  text-align:center;
  border:1px dashed rgba(255,255,255,.18);
  border-radius:var(--radius);
  background:rgba(255,255,255,.03);
}
.empty-state svg{
  width:42px;
  height:42px;
  margin:0 auto 14px;
  color:var(--dim);
}
.empty-title{
  margin:0 0 14px;
  color:var(--text);
  font-size:20px;
  font-weight:800;
}
.empty-state a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:8px 18px;
  border-radius:999px;
  border:1px solid rgba(91,140,255,.42);
  background:rgba(91,140,255,.12);
  color:#CFDAFF;
  font-weight:700;
}
.empty-state a:hover{background:var(--primary);color:#fff;}
.related-section{padding:0 0 72px;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:24px;
}
.section-head h2{
  margin:0;
  font-size:clamp(24px,2.6vw,32px);
  font-weight:800;
  letter-spacing:-.01em;
}
.section-head p{
  margin:8px 0 0;
  color:var(--dim);
  font-size:14px;
}
.section-more{
  color:var(--cyan);
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
}
.section-more:hover{color:#fff;}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.related-card{
  position:relative;
  display:flex;
  flex-direction:column;
  overflow:hidden;
  border-radius:var(--radius);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.055);
  color:var(--text);
  box-shadow:0 8px 32px rgba(0,0,0,.18);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.related-card:hover{
  transform:translateY(-4px);
  border-color:rgba(91,140,255,.45);
  box-shadow:0 16px 44px rgba(0,0,0,.32),0 0 28px rgba(91,140,255,.12);
  color:var(--text);
}
.related-thumb{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/9;
  background:#0C1220;
}
.related-thumb::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,.12),rgba(6,10,18,.56));
}
.related-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 420ms ease;
}
.related-card:hover .related-thumb img{transform:scale(1.045);}
.related-content{padding:18px 18px 20px;}
.related-content h3{
  margin:0 0 8px;
  font-size:18px;
  font-weight:800;
  line-height:1.45;
}
.related-content p{
  margin:0;
  color:var(--dim);
  font-size:13px;
  line-height:1.75;
}
.guidance-section{padding:0 0 80px;}
.guidance-band{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:36px 38px;
  border-radius:var(--radius-lg);
  border:1px solid rgba(91,140,255,.26);
  background:
    linear-gradient(105deg,rgba(12,18,32,.96),rgba(12,18,32,.74)),
    url('/assets/images/backpic/back-3.jpg') center/cover;
  box-shadow:var(--shadow);
}
.guidance-band::after{
  content:"";
  position:absolute;
  width:280px;
  height:280px;
  right:-70px;
  top:-90px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,200,.18),transparent 68%);
  pointer-events:none;
}
.guidance-copy{position:relative;z-index:1;max-width:660px;}
.guidance-copy h2{
  margin:0 0 8px;
  font-size:clamp(22px,2.4vw,30px);
  font-weight:800;
}
.guidance-copy p{
  margin:0;
  color:var(--muted);
  font-size:14px;
  line-height:1.8;
}
.guidance-actions{
  position:relative;
  z-index:1;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  flex:0 0 auto;
}
.btn-glow,
.btn-glass{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:10px 22px;
  border-radius:var(--radius-sm);
  font-size:14px;
  font-weight:800;
  line-height:1.4;
  text-align:center;
  border:1px solid transparent;
  transition:transform var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease),color var(--ease);
}
.btn-glow{
  color:#fff;
  background:var(--primary);
  box-shadow:0 0 0 1px rgba(91,140,255,.6),0 10px 28px rgba(91,140,255,.32);
}
.btn-glow:hover{
  color:#fff;
  background:#6D99FF;
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(91,140,255,.7),0 14px 34px rgba(91,140,255,.42);
}
.btn-glow:active{transform:translateY(0);}
.btn-glass{
  color:#DCE6FF;
  background:rgba(255,255,255,.055);
  border-color:rgba(255,255,255,.14);
}
.btn-glass:hover{
  color:#fff;
  background:rgba(91,140,255,.16);
  border-color:rgba(91,140,255,.45);
}
.faq-section{padding:0 0 88px;}
.faq-section .section-head{margin-bottom:20px;}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent;--bs-accordion-border-radius:0;--bs-accordion-inner-border-radius:0;--bs-accordion-btn-focus-box-shadow:none;}
.accordion-item{
  margin-bottom:12px;
  overflow:hidden;
  border:1px solid var(--line-strong) !important;
  border-radius:var(--radius) !important;
  background:rgba(255,255,255,.05) !important;
  box-shadow:0 8px 24px rgba(0,0,0,.14);
}
.accordion-button{
  min-height:58px;
  padding:18px 22px;
  background:transparent !important;
  color:var(--text) !important;
  font-size:15px;
  font-weight:700;
  line-height:1.55;
  box-shadow:none !important;
}
.accordion-button:hover{background:rgba(91,140,255,.07) !important;}
.accordion-button:not(.collapsed){
  background:rgba(91,140,255,.11) !important;
  color:#fff !important;
}
.accordion-button::after{
  flex:0 0 auto;
  width:16px;
  height:16px;
  background-size:16px;
  filter:invert(1);
  opacity:.66;
}
.accordion-body{
  padding:0 22px 20px;
  color:var(--muted);
  font-size:14px;
  line-height:1.85;
}
.accordion-body p:last-child{margin-bottom:0;}
.back-line{
  max-width:760px;
  margin:28px auto 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.back-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--muted);
  font-size:14px;
  font-weight:600;
}
.back-link:hover{color:var(--cyan);}
.back-link svg{width:16px;height:16px;}
.site-footer{
  padding:64px 0 0;
  border-top:1px solid var(--line);
  background:rgba(8,13,24,.9);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
  color:var(--text);
}
.footer-brand .brand-mark{width:36px;height:36px;font-size:12px;}
.footer-brand .brand-name{font-size:16px;}
.footer-desc{
  max-width:350px;
  margin:0;
  color:var(--dim);
  font-size:14px;
  line-height:1.85;
}
.footer-col h4{
  margin:0 0 14px;
  color:var(--text);
  font-size:14px;
  font-weight:800;
  letter-spacing:.2px;
}
.footer-col ul{
  margin:0;
  padding:0;
  list-style:none;
}
.footer-col li{margin:10px 0;}
.footer-col a{
  color:var(--muted);
  font-size:14px;
  line-height:1.6;
}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px 18px;
  margin-top:48px;
  padding:22px 0;
  border-top:1px solid var(--line);
  color:var(--dim);
  font-size:13px;
}
.dot{margin:0 8px;color:rgba(154,168,199,.38);}
@media (max-width:1100px){
  .nav-inner{gap:12px;}
  .nav-pill{padding:8px 8px;font-size:12px;}
  .nav-cta{padding:8px 12px;font-size:12px;}
  .nav-search{max-width:390px;}
}
@media (max-width:992px){
  .nav-links{
    position:absolute;
    left:0;
    right:0;
    top:calc(100% + 8px);
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:12px;
    border-radius:16px;
    border:1px solid var(--line-strong);
    background:rgba(12,18,32,.98);
    box-shadow:var(--shadow);
    backdrop-filter:blur(16px);
  }
  body.nav-open .nav-links{display:flex;}
  .nav-pill{
    justify-content:flex-start;
    min-height:44px;
    padding:10px 14px;
    font-size:14px;
    border-radius:12px;
  }
  .nav-cta{display:none;}
  .nav-toggle{display:grid;}
  .nav-inner{min-height:72px;}
  .notice-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-grid > div:first-child{grid-column:1 / -1;}
}
@media (max-width:768px){
  .container{width:calc(100% - 32px);}
  .nav-inner{
    flex-wrap:wrap;
    gap:10px;
    min-height:60px;
    padding:10px 0 12px;
  }
  .brand{order:1;}
  .nav-toggle{order:2;margin-left:auto;}
  .nav-search{
    order:3;
    flex:1 1 100%;
    max-width:none;
    min-width:0;
    width:100%;
    height:44px;
  }
  .nav-links{top:calc(100% + 6px);}
  .article-hero{padding:38px 0 34px;}
  .breadcrumb{margin-bottom:18px;}
  .breadcrumb .current{max-width:32ch;}
  .article-hero h1{margin:14px 0 14px;}
  .hero-desc{font-size:15px;margin-bottom:20px;}
  .meta-row{gap:8px 14px;}
  .notice-section{padding:28px 0 0;}
  .notice-card{padding:16px;}
  .article-main{padding:34px 0 54px;}
  .article-body{padding:28px 20px;border-radius:16px;}
  .article-body h2{margin-top:34px;}
  .related-section{padding-bottom:52px;}
  .related-grid{grid-template-columns:1fr;}
  .section-head{align-items:flex-start;flex-direction:column;gap:8px;}
  .guidance-band{padding:26px 22px;flex-direction:column;align-items:flex-start;}
  .guidance-actions{width:100%;}
  .guidance-actions .btn-glow,
  .guidance-actions .btn-glass{flex:1 1 100%;}
  .faq-section{padding-bottom:58px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-grid > div:first-child{grid-column:1 / -1;}
  .footer-bottom{flex-direction:column;align-items:flex-start;margin-top:36px;}
  .back-line{justify-content:flex-start;}
}
@media (max-width:520px){
  .brand-name{font-size:15px;}
  .brand-mark{width:36px;height:36px;font-size:12px;}
  .article-hero h1{font-size:28px;line-height:1.3;}
  .article-body{padding:24px 16px;}
  .article-body p{font-size:15px;}
  .article-body h2{font-size:23px;}
  .article-body h3{font-size:19px;}
  .related-content{padding:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{font-size:12px;}
  .accordion-button{padding:16px 16px;font-size:14px;}
  .accordion-body{padding:0 16px 18px;}
}

/* roulang page: category2 */
:root{
  --bg:#060A12;
  --panel:#0C1220;
  --glass:rgba(255,255,255,.065);
  --glass-strong:rgba(255,255,255,.095);
  --glass-line:rgba(255,255,255,.09);
  --blue:#5B8CFF;
  --blue-soft:rgba(91,140,255,.16);
  --blue-text:#9FB4FF;
  --cyan:#35E0C8;
  --text:#EAF0FF;
  --text-2:#9AA8C7;
  --text-3:#6B7A99;
  --line:rgba(255,255,255,.08);
  --danger:#FF7A90;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:12px;
  --r-pill:999px;
  --shadow:0 8px 32px rgba(0,0,0,.45);
  --glow-blue:0 0 0 1px rgba(91,140,255,.6),0 10px 28px rgba(91,140,255,.32);
  --ease:200ms ease;
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans TC","Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -8%,rgba(91,140,255,.16),transparent 62%),
    radial-gradient(760px 480px at 88% 6%,rgba(53,224,200,.10),transparent 60%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:var(--blue);text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover{color:#8FAEFF;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:3px;
  border-radius:6px;
}
h1,h2,h3,h4{margin:0 0 var(--sp-3);color:var(--text);letter-spacing:.01em;}
h1{font-size:clamp(28px,4vw,52px);font-weight:900;line-height:1.25;}
h2{font-size:clamp(24px,2.6vw,34px);font-weight:800;line-height:1.35;}
h3{font-size:clamp(18px,1.9vw,22px);font-weight:700;line-height:1.5;}
p{margin:0 0 var(--sp-4);color:var(--text-2);max-width:760px;}
strong{color:var(--text);font-weight:700;}
ul,ol{margin:0 0 var(--sp-4);padding-left:1.25em;color:var(--text-2);}
li{margin-bottom:var(--sp-2);}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px;position:relative;z-index:1;}
.section{padding:var(--sp-9) 0;position:relative;}
.section-sm{padding:var(--sp-8) 0;}
.section-head{max-width:760px;margin-bottom:var(--sp-6);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:"Inter",sans-serif;font-size:12px;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);
  margin-bottom:var(--sp-3);
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--cyan);opacity:.7;}
.lead{font-size:17px;color:var(--text-2);max-width:760px;}
.muted{color:var(--text-3);font-size:14px;}

/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(6,10,18,.72);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{background:rgba(6,10,18,.94);box-shadow:0 6px 24px rgba(0,0,0,.45);}
.nav-inner{
  display:flex;align-items:center;gap:var(--sp-4);
  min-height:72px;padding:10px 0;flex-wrap:nowrap;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--text);flex:0 0 auto;
  padding-bottom:4px;
  border-bottom:1px solid rgba(91,140,255,.45);
  box-shadow:0 1px 0 rgba(91,140,255,.18);
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:inline-flex;align-items:center;justify-content:center;
  font-family:"Inter",sans-serif;font-weight:800;font-size:14px;letter-spacing:.04em;
  color:#06101F;background:linear-gradient(135deg,var(--blue),var(--cyan));
  border-radius:11px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:16px;font-weight:900;letter-spacing:.02em;color:var(--text);}
.brand-en{font-family:"Inter",sans-serif;font-size:10px;font-weight:700;letter-spacing:.28em;color:var(--text-3);}
.nav-search{
  position:relative;flex:1 1 auto;max-width:460px;min-width:200px;
  display:flex;align-items:center;
  background:rgba(255,255,255,.05);
  border:1px solid var(--glass-line);
  border-radius:var(--r-pill);
  padding:0 44px 0 42px;
  height:44px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.nav-search:hover{border-color:rgba(91,140,255,.45);}
.nav-search:focus-within{
  border-color:var(--blue);
  background:rgba(91,140,255,.08);
  box-shadow:0 0 0 3px rgba(91,140,255,.18);
}
.search-icon{position:absolute;left:15px;width:17px;height:17px;color:var(--text-3);pointer-events:none;}
.search-field{
  width:100%;height:100%;border:0;background:transparent;color:var(--text);
  font-size:14px;outline:none;font-family:inherit;
}
.search-field::placeholder{color:var(--text-3);}
.search-field::-webkit-search-cancel-button{display:none;}
.search-clear{
  position:absolute;right:10px;width:26px;height:26px;
  display:none;align-items:center;justify-content:center;
  border:0;border-radius:50%;background:rgba(255,255,255,.1);color:var(--text-2);
  cursor:pointer;transition:background var(--ease),color var(--ease);
}
.search-clear.is-visible{display:inline-flex;}
.search-clear:hover{background:rgba(91,140,255,.35);color:#fff;}
.nav-links{display:flex;align-items:center;gap:6px;flex:0 0 auto;}
.nav-pill{
  display:inline-flex;align-items:center;height:36px;padding:0 13px;
  border-radius:var(--r-pill);font-size:13.5px;font-weight:500;
  color:var(--text-2);border:1px solid transparent;white-space:nowrap;
  transition:color var(--ease),background var(--ease),border-color var(--ease);
}
.nav-pill:hover{color:var(--text);background:rgba(255,255,255,.07);}
.nav-pill.active{
  color:#CFDCFF;background:var(--blue-soft);
  border-color:rgba(91,140,255,.42);
}
.nav-cta{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;border-radius:var(--r-btn);
  font-size:13.5px;font-weight:700;color:#06101F;
  background:linear-gradient(135deg,var(--cyan),#4FE6D2);
  box-shadow:0 0 0 1px rgba(53,224,200,.45),0 8px 22px rgba(53,224,200,.24);
  transition:transform var(--ease),filter var(--ease),box-shadow var(--ease);
}
.nav-cta:hover{color:#06101F;transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(53,224,200,.6),0 12px 28px rgba(53,224,200,.32);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;width:44px;height:44px;flex:0 0 44px;
  align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);border:1px solid var(--glass-line);
  border-radius:var(--r-btn);color:var(--text);cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;}
.mobile-panel{display:none;}

/* ============ BUTTONS ============ */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),filter var(--ease);
}
.btn-main{
  color:#08111F;background:linear-gradient(135deg,var(--blue),#7BA4FF);
  box-shadow:var(--glow-blue);
}
.btn-main:hover{color:#08111F;transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 0 0 1px rgba(91,140,255,.75),0 14px 32px rgba(91,140,255,.42);}
.btn-main:active{transform:translateY(0);}
.btn-ghost{
  color:var(--text);background:var(--glass);
  border-color:var(--glass-line);backdrop-filter:blur(14px);
}
.btn-ghost:hover{color:var(--text);border-color:rgba(91,140,255,.45);transform:translateY(-1px);}
.btn-row{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-top:var(--sp-5);}

/* ============ HERO ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:var(--sp-9) 0 var(--sp-8);
  border-bottom:1px solid var(--line);
}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.jpg");
  background-size:cover;background-position:center;
  filter:saturate(.85);
}
.page-hero .hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(6,10,18,.94) 12%,rgba(6,10,18,.78) 52%,rgba(6,10,18,.9) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:var(--sp-7);align-items:center;}
.hero-copy h1{margin-bottom:var(--sp-3);}
.hero-copy h1 .accent{
  background:linear-gradient(120deg,var(--blue),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:var(--text-2);max-width:560px;margin-bottom:var(--sp-5);}
.hero-card{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-lg);backdrop-filter:blur(16px);
  padding:var(--sp-5);box-shadow:var(--shadow);
}
.hero-thumb{
  position:relative;border-radius:var(--r-card);overflow:hidden;aspect-ratio:16/9;margin-bottom:var(--sp-4);
  background:#0A101C;
}
.hero-thumb img{width:100%;height:100%;object-fit:cover;}
.hero-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,18,.18),rgba(6,10,18,.62));}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-3);}
.hero-stat{
  background:rgba(255,255,255,.045);border:1px solid var(--line);
  border-radius:12px;padding:12px;
}
.hero-stat .num{
  font-family:"Inter",sans-serif;font-weight:800;font-size:19px;color:var(--cyan);
  font-variant-numeric:tabular-nums;display:block;line-height:1.3;
}
.hero-stat .lbl{font-size:12px;color:var(--text-3);letter-spacing:.04em;}
.grade-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:var(--r-pill);
  border:1px solid rgba(53,224,200,.55);color:var(--cyan);
  font-size:11.5px;font-weight:700;letter-spacing:.06em;
}

/* ============ BADGES / TAGS ============ */
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 11px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.03em;
  background:var(--blue-soft);color:var(--blue-text);
  border:1px solid rgba(91,140,255,.22);
}
.badge-grade{
  display:inline-flex;align-items:center;
  padding:3px 11px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.03em;
  border:1px solid rgba(53,224,200,.55);color:var(--cyan);background:rgba(53,224,200,.08);
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:var(--sp-3);}
.tag{
  font-size:12.5px;color:var(--text-2);
  padding:4px 11px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
}

/* ============ PROFILE LAYOUT ============ */
.profile-layout{
  display:grid;grid-template-columns:minmax(0,380px) minmax(0,1fr);
  gap:var(--sp-7);align-items:start;
}
.profile-sticky{position:sticky;top:96px;}
.profile-card{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-lg);padding:var(--sp-5);
  backdrop-filter:blur(16px);box-shadow:var(--shadow);
  transition:border-color var(--ease);
}
.profile-card:hover{border-color:rgba(91,140,255,.45);}
.profile-avatar{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  aspect-ratio:4/3;margin-bottom:var(--sp-4);background:#0A101C;
}
.profile-avatar img{width:100%;height:100%;object-fit:cover;}
.profile-avatar::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,18,.1),rgba(6,10,18,.55));}
.profile-name{font-size:21px;font-weight:900;margin:0 0 4px;}
.profile-role{font-size:13.5px;color:var(--text-3);margin:0 0 var(--sp-4);}
.attr-list{list-style:none;margin:0;padding:0;}
.attr-list li{
  display:flex;justify-content:space-between;gap:var(--sp-3);
  padding:10px 0;border-bottom:1px dashed var(--line);
  font-size:14px;margin:0;
}
.attr-list li:last-child{border-bottom:0;}
.attr-list .k{color:var(--text-3);flex:0 0 auto;}
.attr-list .v{color:var(--text);text-align:right;font-weight:500;}

.prose{max-width:760px;}
.prose h2{margin-top:var(--sp-6);}
.prose h2:first-child{margin-top:0;}
.prose h3{margin-top:var(--sp-5);}
.prose p{max-width:760px;}
.prose ul{list-style:none;padding-left:0;}
.prose ul li{
  position:relative;padding-left:22px;margin-bottom:12px;
}
.prose ul li::before{
  content:"";position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:50%;
  background:var(--blue);box-shadow:0 0 0 3px rgba(91,140,255,.16);
}
.prose ol{padding-left:1.4em;}
.prose ol li::marker{color:var(--cyan);font-weight:700;font-family:"Inter",sans-serif;}
.quote-block{
  border-left:3px solid var(--blue);
  background:rgba(91,140,255,.08);
  border-radius:0 var(--r-card) var(--r-card) 0;
  padding:var(--sp-4) var(--sp-5);
  margin:var(--sp-5) 0;
  color:var(--text-2);font-size:15px;
}
.quote-block p:last-child{margin-bottom:0;}
.info-strip{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-3);
  margin:var(--sp-5) 0;
}
.info-strip .item{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-card);padding:var(--sp-4);
  transition:border-color var(--ease),transform var(--ease);
}
.info-strip .item:hover{border-color:rgba(91,140,255,.45);transform:translateY(-2px);}
.info-strip .item b{display:block;color:var(--text);font-size:15px;margin-bottom:4px;}
.info-strip .item span{font-size:13.5px;color:var(--text-3);}

/* ============ RELATION CARDS ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--sp-5);}
.film-card{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-card);overflow:hidden;display:flex;flex-direction:column;
  backdrop-filter:blur(14px);transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.film-card:hover{transform:translateY(-4px);border-color:rgba(91,140,255,.45);box-shadow:var(--shadow);}
.film-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0A101C;}
.film-cover img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease;}
.film-card:hover .film-cover img{transform:scale(1.05);}
.film-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,18,.15),rgba(6,10,18,.6));}
.film-body{padding:var(--sp-4) var(--sp-4) var(--sp-5);display:flex;flex-direction:column;gap:10px;flex:1;}
.film-body h3{font-size:17px;margin:0;}
.film-body p{font-size:14px;color:var(--text-2);margin:0;max-width:none;}
.film-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:var(--sp-3);border-top:1px solid var(--line);}
.film-meta .time{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}

/* ============ STEP FLOW ============ */
.steps{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--sp-5);
  position:relative;margin-top:var(--sp-6);
}
.steps::before{
  content:"";position:absolute;top:22px;left:6%;right:6%;height:1px;
  background:linear-gradient(90deg,rgba(91,140,255,.5),rgba(53,224,200,.35),rgba(91,140,255,.1));
}
.step{position:relative;padding-top:0;}
.step-dot{
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:"Inter",sans-serif;font-weight:800;font-size:15px;color:var(--cyan);
  background:#0B1322;border:1px solid rgba(53,224,200,.45);
  box-shadow:0 0 0 6px rgba(6,10,18,.9);margin-bottom:var(--sp-3);
  position:relative;z-index:2;
}
.step h3{font-size:16px;margin-bottom:6px;}
.step p{font-size:14px;color:var(--text-3);margin:0;max-width:none;}

/* ============ CHECK 2x2 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-5);margin-top:var(--sp-6);}
.check-card{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-card);padding:var(--sp-5);
  backdrop-filter:blur(14px);
  transition:border-color var(--ease),transform var(--ease);
}
.check-card:hover{border-color:rgba(91,140,255,.45);transform:translateY(-3px);}
.check-icon{
  width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(91,140,255,.14);color:var(--blue);margin-bottom:var(--sp-3);
}
.check-icon svg{width:20px;height:20px;}
.check-card h3{font-size:17px;margin-bottom:8px;}
.check-card p{font-size:14.5px;margin:0;max-width:none;}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin-top:var(--sp-5);display:flex;flex-direction:column;gap:var(--sp-3);}
.faq-item{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-card);overflow:hidden;
  transition:border-color var(--ease),background var(--ease);
}
.faq-item:hover{border-color:rgba(91,140,255,.4);}
.faq-item.open{border-color:rgba(91,140,255,.5);background:rgba(91,140,255,.06);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);
  padding:18px 20px;background:transparent;border:0;cursor:pointer;
  text-align:left;color:var(--text);font-size:15.5px;font-weight:700;font-family:inherit;
  transition:color var(--ease);
}
.faq-q:hover{color:#C6D6FF;}
.faq-ico{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--glass-line);color:var(--blue);
  transition:transform var(--ease),background var(--ease);
}
.faq-item.open .faq-ico{transform:rotate(45deg);background:rgba(91,140,255,.18);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height 200ms ease;
}
.faq-a-inner{padding:0 20px 20px;color:var(--text-2);font-size:14.5px;line-height:1.85;}
.faq-a-inner p{margin:0;max-width:none;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid rgba(91,140,255,.28);
  padding:var(--sp-7);
  background:
    radial-gradient(600px 240px at 12% 0%,rgba(91,140,255,.22),transparent 65%),
    radial-gradient(520px 240px at 88% 100%,rgba(53,224,200,.16),transparent 65%),
    var(--panel);
}
.cta-band h2{margin-bottom:var(--sp-3);}
.cta-band p{max-width:620px;}
.cta-form{
  display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-top:var(--sp-5);max-width:620px;
}
.cta-form input[type="email"]{
  flex:1 1 260px;min-width:0;height:48px;border-radius:var(--r-btn);
  border:1px solid var(--glass-line);background:rgba(255,255,255,.05);
  color:var(--text);padding:0 16px;font-size:14.5px;font-family:inherit;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.cta-form input[type="email"]::placeholder{color:var(--text-3);}
.cta-form input[type="email"]:focus{
  outline:none;border-color:var(--blue);background:rgba(91,140,255,.1);
  box-shadow:0 0 0 3px rgba(91,140,255,.18);
}
.cta-note{font-size:12.5px;color:var(--text-3);margin-top:var(--sp-3);}

/* ============ FOOTER ============ */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(12,18,32,.4),rgba(6,10,18,.95));
  padding:var(--sp-8) 0 var(--sp-5);
  position:relative;z-index:1;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:var(--sp-6);
  padding-bottom:var(--sp-6);border-bottom:1px solid var(--line);
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:var(--sp-3);}
.footer-desc{font-size:13.5px;color:var(--text-3);max-width:340px;line-height:1.85;}
.footer-col h4{
  font-size:13px;font-weight:700;color:var(--text);
  letter-spacing:.06em;margin-bottom:var(--sp-3);
}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:13.5px;color:var(--text-3);}
.footer-col a:hover{color:var(--blue-text);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--sp-3);
  padding-top:var(--sp-4);font-size:12.5px;color:var(--text-3);
}
.footer-bottom .dot{margin:0 8px;opacity:.5;}

/* ============ RESPONSIVE ============ */
@media (max-width:1199.98px){
  .nav-links{gap:4px;}
  .nav-pill{padding:0 10px;font-size:12.5px;}
  .nav-cta{padding:0 14px;font-size:12.5px;}
}
@media (max-width:991.98px){
  .nav-search{max-width:320px;min-width:160px;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:var(--sp-6);}
  .profile-layout{grid-template-columns:1fr;gap:var(--sp-6);}
  .profile-sticky{position:static;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-4);}
  .steps::before{display:none;}
  .check-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--sp-5);}
  .mobile-panel{
    display:block;max-height:0;overflow:hidden;
    transition:max-height 280ms ease;border-top:1px solid transparent;
  }
  .mobile-panel.open{max-height:640px;border-top-color:var(--line);}
  .mobile-panel-inner{padding:var(--sp-4) 0 var(--sp-5);display:flex;flex-direction:column;gap:10px;}
  .mobile-panel a{
    display:flex;align-items:center;min-height:44px;padding:0 14px;
    border-radius:var(--r-btn);font-size:14.5px;color:var(--text-2);
    background:rgba(255,255,255,.04);border:1px solid var(--line);
  }
  .mobile-panel a.active{color:#CFDCFF;background:var(--blue-soft);border-color:rgba(91,140,255,.42);}
  .mobile-panel .m-cta{
    justify-content:center;color:#06101F;font-weight:700;
    background:linear-gradient(135deg,var(--cyan),#4FE6D2);border-color:transparent;
  }
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px;}
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .page-hero{padding:48px 0 40px;}
  .nav-inner{min-height:60px;flex-wrap:wrap;gap:10px;padding:8px 0;}
  .brand-mark{width:34px;height:34px;flex:0 0 34px;font-size:12.5px;border-radius:10px;}
  .brand-name{font-size:14.5px;}
  .nav-search{order:3;flex:1 1 100%;max-width:100%;min-width:0;height:44px;}
  .card-grid{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .info-strip{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:1fr 1fr 1fr;gap:8px;}
  .hero-stat{padding:10px 8px;}
  .hero-stat .num{font-size:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-band{padding:var(--sp-5);}
  .btn-main,.btn-ghost{width:100%;}
  .cta-form input[type="email"]{flex:1 1 100%;}
  .prose h2{margin-top:var(--sp-5);}
}
@media (max-width:519.98px){
  .hero-stats{grid-template-columns:1fr;}
  .attr-list li{flex-direction:column;align-items:flex-start;gap:2px;}
  .attr-list .v{text-align:left;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category3 */
:root{
  --bg:#060A12;
  --panel:#0C1220;
  --glass:rgba(255,255,255,.065);
  --glass-strong:rgba(255,255,255,.10);
  --primary:#5B8CFF;
  --primary-soft:rgba(91,140,255,.16);
  --mint:#35E0C8;
  --text:#EAF0FF;
  --muted:#9AA8C7;
  --dim:#6B7A99;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --danger:#FF7A90;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:12px;
  --r-pill:999px;
  --shadow:0 8px 32px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(91,140,255,.6), 0 10px 28px rgba(91,140,255,.32);
  --s1:8px; --s2:16px; --s3:24px; --s4:32px; --s5:48px; --s6:64px; --s7:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans TC","Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 520px at 12% -8%, rgba(91,140,255,.18), transparent 65%),
    radial-gradient(720px 460px at 92% 4%, rgba(53,224,200,.10), transparent 62%),
    linear-gradient(180deg, rgba(6,10,18,0) 0%, rgba(6,10,18,.6) 100%);
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:#8CACFF;}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:.01em;}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.sec{padding:var(--s7) 0;position:relative;z-index:1;}
.sec-tight{padding:var(--s6) 0;}
.sec-head{max-width:760px;margin-bottom:var(--s4);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:"Inter",sans-serif;font-size:12px;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--mint);
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(53,224,200,.08);border:1px solid rgba(53,224,200,.28);
  margin-bottom:18px;
}
.sec-title{font-size:clamp(24px,2.6vw,34px);font-weight:800;line-height:1.35;margin-bottom:14px;}
.sec-sub{color:var(--muted);font-size:16px;max-width:760px;margin:0;}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(6,10,18,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,border-color .25s ease;
}
.site-header.scrolled{background:rgba(6,10,18,.96);border-bottom-color:rgba(91,140,255,.24);}
.nav-inner{display:flex;align-items:center;gap:var(--s2);height:72px;min-width:0;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-family:"Inter",sans-serif;font-weight:900;font-size:15px;color:#DCE7FF;
  background:linear-gradient(140deg,rgba(91,140,255,.34),rgba(53,224,200,.16));
  border:1px solid rgba(91,140,255,.42);
  box-shadow:0 0 18px rgba(91,140,255,.25);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:15.5px;font-weight:900;color:var(--text);letter-spacing:.02em;}
.brand-en{font-family:"Inter",sans-serif;font-size:9.5px;font-weight:700;letter-spacing:.34em;color:var(--dim);}
.nav-search{
  position:relative;display:flex;align-items:center;
  flex:0 1 440px;min-width:0;height:44px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  padding:0 44px 0 44px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-search:hover{border-color:rgba(91,140,255,.42);}
.nav-search:focus-within{
  border-color:rgba(91,140,255,.7);
  background:rgba(255,255,255,.075);
  box-shadow:0 0 0 3px rgba(91,140,255,.16);
}
.search-icon{position:absolute;left:15px;width:17px;height:17px;color:var(--dim);pointer-events:none;}
.search-field{
  width:100%;height:100%;border:0;outline:none;background:transparent;
  color:var(--text);font-size:13.5px;font-family:inherit;
}
.search-field::placeholder{color:var(--dim);}
.search-field::-webkit-search-cancel-button{-webkit-appearance:none;}
.search-clear{
  position:absolute;right:12px;width:22px;height:22px;border-radius:50%;
  display:none;align-items:center;justify-content:center;
  background:rgba(255,255,255,.1);border:1px solid var(--line);color:var(--muted);
  cursor:pointer;padding:0;
}
.nav-search.has-value .search-clear{display:flex;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-pill{
  padding:8px 11px;border-radius:var(--r-pill);font-size:13px;font-weight:500;
  color:var(--muted);border:1px solid transparent;white-space:nowrap;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.nav-pill:hover{color:var(--text);background:rgba(255,255,255,.06);}
.nav-pill.active{
  color:#B9CBFF;background:var(--primary-soft);
  border-color:rgba(91,140,255,.36);
}
.nav-cta{
  flex-shrink:0;padding:10px 18px;border-radius:var(--r-pill);
  font-size:13px;font-weight:700;color:#04101F;
  background:linear-gradient(135deg,#7BA4FF,#5B8CFF);
  box-shadow:var(--glow);white-space:nowrap;
  transition:transform .2s ease,filter .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{color:#04101F;transform:translateY(-1px);filter:brightness(1.08);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;padding:0;
  align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text);cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;}

/* ===== Hero ===== */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.hero-bg{position:absolute;inset:0;z-index:0;background:#080D18;}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.55;}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,.62) 0%,rgba(6,10,18,.9) 72%,var(--bg) 100%);
}
.hero-inner{position:relative;z-index:2;padding:64px 0 56px;max-width:860px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--dim);margin-bottom:20px;}
.crumb a{color:var(--dim);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{opacity:.5;}
.crumb .now{color:var(--muted);}
.page-hero h1{
  font-size:clamp(28px,4vw,50px);font-weight:900;line-height:1.22;
  margin-bottom:18px;letter-spacing:.01em;
}
.page-hero h1 .hl{
  background:linear-gradient(120deg,#9CC0FF,#5B8CFF 55%,#35E0C8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:var(--muted);max-width:640px;margin:0;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:12px 40px;
  margin-top:var(--s4);padding:18px 22px;
  border-radius:var(--r-card);
  background:var(--glass);backdrop-filter:blur(16px);
  border:1px solid var(--line);
  max-width:720px;
}
.meta-item{display:flex;flex-direction:column;gap:2px;min-width:110px;}
.meta-label{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);font-family:"Inter",sans-serif;font-weight:700;}
.meta-value{font-size:14.5px;font-weight:700;color:var(--text);font-variant-numeric:tabular-nums;}
.meta-value.mint{color:var(--mint);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:var(--s3);}
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:14.5px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:transform .2s ease,filter .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.btn-main{color:#04101F;background:linear-gradient(135deg,#7BA4FF,#5B8CFF);box-shadow:var(--glow);}
.btn-main:hover{color:#04101F;transform:translateY(-1px);filter:brightness(1.08);}
.btn-main:active{transform:translateY(0);}
.btn-ghost{color:var(--text);background:rgba(255,255,255,.05);border-color:var(--line-strong);}
.btn-ghost:hover{color:var(--text);border-color:rgba(91,140,255,.5);background:rgba(91,140,255,.1);}
.btn-main:focus-visible,.btn-ghost:focus-visible,.nav-cta:focus-visible,.nav-pill:focus-visible,
.nav-toggle:focus-visible,.faq-q:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--mint);outline-offset:3px;border-radius:8px;
}

/* ===== Flow ===== */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s3);margin-top:var(--s3);}
.flow-step{
  position:relative;padding:26px 24px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px);
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.flow-step:hover{border-color:rgba(91,140,255,.45);transform:translateY(-3px);box-shadow:var(--shadow);}
.flow-step:not(:last-child)::after{
  content:"";position:absolute;top:46px;right:calc(-1 * var(--s3));width:var(--s3);height:2px;
  background:linear-gradient(90deg,rgba(91,140,255,.75),rgba(53,224,200,.15));
}
.flow-num{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  font-family:"Inter",sans-serif;font-weight:900;font-size:16px;color:var(--mint);
  background:rgba(53,224,200,.1);border:1px solid rgba(53,224,200,.42);
  margin-bottom:16px;
}
.flow-step h3{font-size:19px;font-weight:800;margin-bottom:8px;}
.flow-step p{color:var(--muted);font-size:14.5px;margin:0;line-height:1.8;}
.flow-tag{
  display:inline-block;margin-top:14px;font-size:12px;color:#9FB4FF;
  background:var(--primary-soft);border:1px solid rgba(91,140,255,.28);
  border-radius:var(--r-pill);padding:3px 12px;
}

/* ===== Tool grid 2x2 ===== */
.tool-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--s3);}
.tool-card{
  padding:30px;border-radius:var(--r-lg);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px);
  display:flex;flex-direction:column;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.tool-card:hover{border-color:rgba(91,140,255,.45);transform:translateY(-3px);box-shadow:var(--shadow);}
.tool-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  color:var(--primary);background:rgba(91,140,255,.14);
  border:1px solid rgba(91,140,255,.3);margin-bottom:18px;
}
.tool-icon svg{width:22px;height:22px;}
.tool-card h3{font-size:20px;font-weight:800;margin-bottom:10px;}
.tool-card p{color:var(--muted);font-size:14.5px;line-height:1.8;margin:0 0 18px;}
.tool-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:700;color:var(--mint);
}
.tool-link svg{width:15px;height:15px;transition:transform .2s ease;}
.tool-link:hover{color:#6FF0DC;}
.tool-link:hover svg{transform:translateX(3px);}

/* ===== Stats ===== */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s2);}
.stat-card{
  padding:24px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px);transition:border-color .2s ease,transform .2s ease;
}
.stat-card:hover{border-color:rgba(53,224,200,.4);transform:translateY(-2px);}
.stat-num{
  font-family:"Inter",sans-serif;font-weight:900;font-size:34px;line-height:1.1;
  color:var(--mint);font-variant-numeric:tabular-nums;
}
.stat-num small{font-size:14px;font-weight:700;color:var(--muted);margin-left:4px;}
.stat-label{font-size:13px;color:var(--muted);margin-top:8px;}
.foot-note{font-size:12.5px;color:var(--dim);margin-top:18px;}

/* ===== Check list ===== */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.check-item{
  display:flex;gap:14px;padding:20px;border-radius:var(--r-card);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:border-color .2s ease,background .2s ease;
}
.check-item:hover{border-color:rgba(91,140,255,.4);background:rgba(91,140,255,.07);}
.check-ico{
  flex-shrink:0;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:rgba(53,224,200,.12);border:1px solid rgba(53,224,200,.32);color:var(--mint);
}
.check-ico svg{width:15px;height:15px;}
.check-item h4{font-size:15.5px;font-weight:700;margin-bottom:4px;}
.check-item p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.75;}

/* ===== Media band ===== */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:var(--s5);align-items:center;}
.split-figure{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow);
  aspect-ratio:16/9;background:#0A1020;
}
.split-figure img{width:100%;height:100%;object-fit:cover;opacity:.9;transition:transform .5s ease;}
.split-figure:hover img{transform:scale(1.04);}
.split-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,.35),rgba(6,10,18,.62));
}
.figure-cap{
  position:absolute;left:18px;bottom:14px;z-index:2;
  font-size:12.5px;color:#C7D4F2;background:rgba(6,10,18,.6);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:5px 14px;
  backdrop-filter:blur(8px);
}
.point-list{display:grid;gap:16px;margin-top:var(--s3);}
.point-list li{display:flex;gap:14px;align-items:flex-start;}
.point-num{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  font-family:"Inter",sans-serif;font-size:12.5px;font-weight:800;color:#B9CBFF;
  background:var(--primary-soft);border:1px solid rgba(91,140,255,.3);
}
.point-list h4{font-size:15.5px;font-weight:700;margin-bottom:3px;}
.point-list p{font-size:14px;color:var(--muted);margin:0;line-height:1.8;}

/* ===== FAQ ===== */
.faq-list{max-width:880px;display:grid;gap:12px;}
.faq-item{
  border-radius:var(--r-card);background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px);overflow:hidden;transition:border-color .2s ease;
}
.faq-item:hover{border-color:rgba(91,140,255,.32);}
.faq-item.open{border-color:rgba(91,140,255,.45);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:none;border:0;cursor:pointer;text-align:left;
  color:var(--text);font-size:16px;font-weight:700;line-height:1.6;
}
.faq-q .plus{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  border:1px solid rgba(91,140,255,.4);color:var(--primary);
  transition:transform .2s ease,color .2s ease,border-color .2s ease;font-size:16px;line-height:1;
}
.faq-item.open .plus{transform:rotate(45deg);color:var(--mint);border-color:rgba(53,224,200,.5);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .2s ease;
  padding:0 22px;color:var(--muted);font-size:14.5px;line-height:1.85;
}
.faq-a p{margin:0;}
.faq-item.open .faq-a{max-height:420px;padding-bottom:20px;}

/* ===== CTA band ===== */
.cta-band{
  position:relative;overflow:hidden;
  padding:52px 44px;border-radius:var(--r-lg);
  background:
    radial-gradient(600px 300px at 88% 0%, rgba(53,224,200,.16), transparent 60%),
    linear-gradient(150deg,rgba(91,140,255,.2),rgba(12,18,32,.9));
  border:1px solid rgba(91,140,255,.32);
  box-shadow:var(--shadow);
  text-align:center;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);font-weight:900;margin-bottom:12px;}
.cta-band p{color:var(--muted);font-size:15.5px;max-width:620px;margin:0 auto 26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}

/* ===== Footer ===== */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(12,18,32,.6),rgba(6,10,18,1));
  padding:var(--s6) 0 28px;margin-top:var(--s6);position:relative;z-index:1;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:var(--s4);}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-desc{font-size:13.5px;color:var(--muted);line-height:1.85;max-width:360px;margin:0;}
.footer-col h4{font-size:13px;font-weight:800;letter-spacing:.1em;color:#C7D4F2;margin-bottom:14px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--muted);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  margin-top:var(--s5);padding-top:22px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--dim);
}
.footer-bottom .dot{margin:0 8px;opacity:.6;}

/* ===== Responsive ===== */
@media (max-width:1199px){
  .nav-inner{flex-wrap:wrap;height:auto;padding:12px 0 10px;row-gap:10px;}
  .brand{order:1;}
  .nav-search{order:2;flex:1 1 260px;max-width:none;}
  .nav-toggle{order:3;margin-left:auto;}
  .nav-links{order:4;flex:1 1 100%;margin-left:0;justify-content:center;flex-wrap:wrap;}
  .nav-cta{order:5;}
  .tool-grid{gap:20px;}
  .split{gap:var(--s4);}
}
@media (max-width:991px){
  .sec{padding:64px 0;}
  .flow{grid-template-columns:1fr;}
  .flow-step:not(:last-child)::after{
    top:auto;bottom:calc(-1 * var(--s3));right:auto;left:46px;
    width:2px;height:var(--s3);
    background:linear-gradient(180deg,rgba(91,140,255,.7),rgba(53,224,200,.12));
  }
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-band{padding:40px 24px;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .sec{padding:56px 0;}
  .site-header{background:rgba(6,10,18,.94);}
  .nav-inner{height:auto;padding:10px 0;}
  .nav-toggle{display:inline-flex;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;margin-top:2px;}
  .nav-links,.nav-cta{display:none;}
  .nav-inner.menu-open .nav-links{
    display:flex;order:4;flex-direction:column;align-items:stretch;
    width:100%;gap:6px;margin-top:10px;
    padding:12px;border-radius:var(--r-card);
    background:rgba(255,255,255,.05);border:1px solid var(--line);
  }
  .nav-inner.menu-open .nav-pill{padding:12px 14px;border-radius:12px;font-size:14px;text-align:center;}
  .nav-inner.menu-open .nav-cta{display:flex;order:5;justify-content:center;width:100%;margin-top:10px;min-height:46px;align-items:center;}
  .hero-inner{padding:44px 0 40px;}
  .hero-meta{gap:14px 24px;padding:16px 18px;}
  .meta-item{min-width:calc(50% - 12px);}
  .tool-grid{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{flex:1 1 100%;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{flex:1 1 100%;}
}
@media (max-width:520px){
  .brand-name{font-size:14px;}
  .stat-num{font-size:28px;}
  .page-hero h1{font-size:26px;}
  .flow-step,.tool-card{padding:22px;}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a{padding:0 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --bg:#060A12;
  --bg-deep:#0C1220;
  --glass:rgba(255,255,255,0.065);
  --glass-strong:rgba(255,255,255,0.10);
  --primary:#5B8CFF;
  --primary-soft:rgba(91,140,255,0.16);
  --accent:#35E0C8;
  --text:#EAF0FF;
  --text-sub:#9AA8C7;
  --text-weak:#6B7A99;
  --line:rgba(255,255,255,0.08);
  --line-strong:rgba(255,255,255,0.14);
  --radius-sm:12px;
  --radius-md:16px;
  --radius-lg:20px;
  --radius-pill:999px;
  --shadow-soft:0 8px 32px rgba(0,0,0,.45);
  --glow-primary:0 0 0 1px rgba(91,140,255,.6), 0 10px 28px rgba(91,140,255,.32);
  --space-1:4px; --space-2:8px; --space-3:12px; --space-4:16px;
  --space-5:24px; --space-6:32px; --space-7:48px; --space-8:64px; --space-9:96px;
  --ease:200ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 78% -12%, rgba(91,140,255,.18), transparent 62%),
    radial-gradient(900px 520px at 8% 4%, rgba(53,224,200,.10), transparent 60%),
    var(--bg);
  color:var(--text);
  font-family:"Noto Sans TC","Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover{color:#8FAEFF;}
p{margin:0 0 20px;max-width:760px;}
ul,ol{margin:0 0 20px;padding-left:22px;}
li{margin-bottom:8px;}
h1,h2,h3,h4{margin:0 0 16px;line-height:1.3;font-weight:800;letter-spacing:.01em;}
h1{font-size:clamp(28px,4vw,52px);font-weight:900;line-height:1.25;}
h2{font-size:clamp(24px,2.6vw,34px);font-weight:800;}
h3{font-size:20px;font-weight:700;line-height:1.45;}
::selection{background:rgba(91,140,255,.35);color:#fff;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(6,10,18,.78);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{background:rgba(6,10,18,.95);box-shadow:0 10px 34px rgba(0,0,0,.45);}
.nav-inner{
  min-height:72px;display:flex;align-items:center;gap:18px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:40px;height:40px;display:grid;place-items:center;
  border-radius:12px;font-family:"Inter",sans-serif;font-weight:900;font-size:15px;letter-spacing:.5px;
  color:#060A12;background:linear-gradient(140deg,var(--primary),var(--accent));
  box-shadow:0 0 0 1px rgba(91,140,255,.5),0 8px 22px rgba(91,140,255,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-weight:900;font-size:16px;letter-spacing:.02em;white-space:nowrap;}
.brand-en{font-family:"Inter",sans-serif;font-size:10px;letter-spacing:.28em;color:var(--text-weak);margin-top:3px;}
.nav-search{
  position:relative;flex:1 1 auto;max-width:440px;min-width:200px;
  display:flex;align-items:center;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.055);
  border:1px solid var(--line-strong);
  border-bottom:1px solid rgba(91,140,255,.45);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.nav-search:hover{border-color:rgba(91,140,255,.45);background:rgba(255,255,255,.08);}
.nav-search:focus-within{border-color:rgba(91,140,255,.85);box-shadow:0 0 0 3px rgba(91,140,255,.18);background:rgba(255,255,255,.09);}
.search-icon{width:17px;height:17px;color:var(--text-weak);margin-left:16px;flex:0 0 auto;}
.search-field{
  flex:1 1 auto;min-width:0;height:44px;padding:0 10px;
  background:transparent;border:0;outline:none;color:var(--text);
  font-size:14px;font-family:inherit;
}
.search-field::placeholder{color:var(--text-weak);}
.search-field::-webkit-search-cancel-button{display:none;}
.search-clear{
  display:none;align-items:center;justify-content:center;
  width:28px;height:28px;margin-right:8px;border-radius:50%;
  border:1px solid var(--line-strong);background:rgba(255,255,255,.08);
  color:var(--text-sub);cursor:pointer;transition:all var(--ease);
}
.search-clear:hover{color:var(--text);border-color:rgba(91,140,255,.5);}
.nav-search.has-value .search-clear{display:inline-flex;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-pill{
  display:inline-flex;align-items:center;height:36px;padding:0 14px;
  border-radius:var(--radius-pill);font-size:13.5px;font-weight:500;color:var(--text-sub);
  border:1px solid transparent;white-space:nowrap;transition:all var(--ease);
}
.nav-pill:hover{color:var(--text);background:rgba(255,255,255,.07);border-color:var(--line-strong);}
.nav-pill.active{
  color:#DCE6FF;background:var(--primary-soft);border-color:rgba(91,140,255,.5);
  box-shadow:0 0 0 1px rgba(91,140,255,.18) inset;
}
.nav-cta{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;border-radius:var(--radius-sm);
  font-size:13.5px;font-weight:700;color:#FFFFFF;
  background:linear-gradient(135deg,#5B8CFF,#4A79EE);
  box-shadow:var(--glow-primary);
  transition:transform var(--ease),filter var(--ease),box-shadow var(--ease);
}
.nav-cta:hover{transform:translateY(-1px);filter:brightness(1.08);color:#fff;box-shadow:0 0 0 1px rgba(91,140,255,.8),0 14px 34px rgba(91,140,255,.42);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border-radius:12px;border:1px solid var(--line-strong);
  background:rgba(255,255,255,.06);color:var(--text);cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:72px 0 64px;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.jpg');
  background-size:cover;background-position:center;
  opacity:.42;filter:saturate(.9);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,.72) 0%,rgba(6,10,18,.86) 58%,var(--bg) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-weak);margin-bottom:20px;}
.crumb a{color:var(--text-sub);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{opacity:.5;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.04em;
  color:#BFE9E1;border:1px solid rgba(53,224,200,.45);
  background:rgba(53,224,200,.1);margin-bottom:20px;
}
.hero-badge .dot-live{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);}
.page-hero h1{max-width:840px;margin-bottom:18px;}
.page-hero h1 .hl{
  background:linear-gradient(120deg,#8FAEFF,#35E0C8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{max-width:700px;color:var(--text-sub);font-size:16.5px;margin-bottom:28px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;}
.meta-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--radius-pill);
  background:var(--glass);border:1px solid var(--line-strong);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  font-size:13px;color:var(--text-sub);
}
.meta-chip strong{color:var(--accent);font-family:"Inter",sans-serif;font-variant-numeric:tabular-nums;font-weight:700;}

/* ---------- sections ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-block;font-family:"Inter",sans-serif;font-size:11.5px;font-weight:700;
  letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;
}
.section-head h2{margin-bottom:14px;}
.section-head p{color:var(--text-sub);margin:0;}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* prep cards */
.prep-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.prep-card{
  position:relative;padding:28px;
  border-radius:var(--radius-md);
  background:var(--glass);border:1px solid rgba(255,255,255,.09);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.prep-card:hover{border-color:rgba(91,140,255,.45);transform:translateY(-3px);box-shadow:var(--shadow-soft);}
.prep-icon{
  width:46px;height:46px;display:grid;place-items:center;border-radius:13px;
  background:rgba(91,140,255,.15);border:1px solid rgba(91,140,255,.35);
  color:#9FB4FF;margin-bottom:18px;
}
.prep-icon svg{width:22px;height:22px;}
.prep-card h3{font-size:18px;margin-bottom:10px;}
.prep-card p{font-size:14.5px;color:var(--text-sub);margin:0;line-height:1.8;max-width:none;}
.prep-tag{
  display:inline-block;margin-top:16px;padding:4px 12px;border-radius:var(--radius-pill);
  font-size:12px;color:#BFE9E1;border:1px solid rgba(53,224,200,.4);background:rgba(53,224,200,.08);
}

/* ---------- FAQ two column ---------- */
.faq-layout{display:grid;grid-template-columns:300px 1fr;gap:48px;align-items:start;}
.faq-side{position:sticky;top:104px;}
.faq-side-card{
  padding:22px;border-radius:var(--radius-md);
  background:var(--glass);border:1px solid rgba(255,255,255,.09);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
}
.faq-side-card h3{font-size:14px;letter-spacing:.12em;color:var(--text-weak);font-family:"Inter",sans-serif;font-weight:700;text-transform:uppercase;margin-bottom:14px;}
.faq-nav{list-style:none;padding:0;margin:0;}
.faq-nav li{margin:0;}
.faq-nav a{
  display:flex;gap:10px;align-items:flex-start;
  padding:11px 12px;border-radius:10px;font-size:14px;line-height:1.6;
  color:var(--text-sub);border-left:2px solid transparent;transition:all var(--ease);
}
.faq-nav a:hover{background:rgba(255,255,255,.06);color:var(--text);border-left-color:rgba(91,140,255,.5);}
.faq-nav a.is-current{color:#DCE6FF;background:rgba(91,140,255,.12);border-left-color:var(--primary);}
.faq-nav .idx{font-family:"Inter",sans-serif;font-size:12px;color:var(--text-weak);font-variant-numeric:tabular-nums;padding-top:2px;}
.faq-side-note{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--text-weak);line-height:1.75;}

/* accordion override */
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent;--bs-accordion-color:var(--text);}
.faq-item{
  margin-bottom:14px;border-radius:var(--radius-md)!important;overflow:hidden;
  background:var(--glass);border:1px solid rgba(255,255,255,.09)!important;
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:rgba(91,140,255,.4)!important;}
.accordion-button{
  font-family:inherit;font-size:16px;font-weight:700;color:var(--text);
  background:transparent!important;padding:22px 24px;line-height:1.5;
  box-shadow:none!important;border-radius:0!important;
}
.accordion-button:hover{color:#DCE6FF;}
.accordion-button:not(.collapsed){color:#DCE6FF;}
.accordion-button::after{
  flex:0 0 auto;width:18px;height:18px;background-size:18px;
  filter:invert(72%) sepia(38%) saturate(3200%) hue-rotate(203deg) brightness(105%);
}
.accordion-button:focus{box-shadow:none!important;outline:2px solid var(--accent);outline-offset:-4px;}
.accordion-body{
  padding:0 24px 24px;font-size:15px;color:var(--text-sub);line-height:1.85;
}
.accordion-body p{max-width:100%;margin-bottom:14px;}
.accordion-body p:last-child{margin-bottom:0;}
.accordion-body ul{padding-left:20px;margin-bottom:14px;}
.accordion-body li{margin-bottom:6px;}
.accordion-body strong{color:var(--text);font-weight:700;}
.answer-tag{
  display:inline-block;margin-bottom:10px;padding:3px 10px;border-radius:var(--radius-pill);
  font-size:11.5px;letter-spacing:.05em;color:#9FB4FF;background:var(--primary-soft);border:1px solid rgba(91,140,255,.3);
}

/* step flow */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step{
  position:relative;padding:26px 22px;border-radius:var(--radius-md);
  background:var(--glass);border:1px solid rgba(255,255,255,.09);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  transition:transform var(--ease),border-color var(--ease);
}
.step:hover{transform:translateY(-3px);border-color:rgba(53,224,200,.4);}
.step-num{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  font-family:"Inter",sans-serif;font-weight:900;font-size:14px;color:#060A12;
  background:linear-gradient(140deg,var(--accent),#5B8CFF);margin-bottom:16px;
  box-shadow:0 0 18px rgba(53,224,200,.35);
}
.step h3{font-size:16px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--text-sub);margin:0;line-height:1.8;max-width:none;}

/* search band */
.search-band{
  padding:40px;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,rgba(91,140,255,.14),rgba(53,224,200,.07));
  border:1px solid rgba(255,255,255,.12);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  box-shadow:var(--shadow-soft);
}
.search-band h2{font-size:24px;margin-bottom:10px;}
.search-band p{color:var(--text-sub);font-size:14.5px;margin-bottom:24px;max-width:640px;}
.band-search{
  display:flex;align-items:center;gap:0;max-width:640px;
  border-radius:var(--radius-pill);background:rgba(6,10,18,.6);
  border:1px solid var(--line-strong);padding:4px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.band-search:focus-within{border-color:rgba(91,140,255,.8);box-shadow:0 0 0 3px rgba(91,140,255,.16);}
.band-search .search-icon{margin-left:14px;}
.band-search input{
  flex:1 1 auto;min-width:0;height:44px;background:transparent;border:0;outline:none;
  color:var(--text);font-family:inherit;font-size:14.5px;padding:0 10px;
}
.band-search input::placeholder{color:var(--text-weak);}
.btn-search{
  flex:0 0 auto;height:42px;padding:0 22px;border-radius:var(--radius-pill);
  border:0;font-family:inherit;font-size:14px;font-weight:700;color:#FFFFFF;cursor:pointer;
  background:linear-gradient(135deg,#5B8CFF,#4A79EE);
  box-shadow:var(--glow-primary);transition:all var(--ease);
}
.btn-search:hover{filter:brightness(1.08);transform:translateY(-1px);}
.btn-search:active{transform:translateY(0);}
.hot-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hot-tag{
  display:inline-flex;align-items:center;padding:7px 15px;border-radius:var(--radius-pill);
  font-size:13px;color:var(--text-sub);background:rgba(255,255,255,.06);
  border:1px solid var(--line-strong);transition:all var(--ease);
}
.hot-tag:hover{color:#DCE6FF;border-color:rgba(91,140,255,.5);background:rgba(91,140,255,.12);}

/* CTA band */
.cta-band{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  padding:44px;border-radius:var(--radius-lg);
  background:linear-gradient(120deg,rgba(91,140,255,.2),rgba(12,18,32,.9) 58%,rgba(53,224,200,.14));
  border:1px solid rgba(91,140,255,.28);
  box-shadow:var(--shadow-soft);
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:10px;}
.cta-band p{color:var(--text-sub);font-size:15px;margin:0;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn-primary-qj,.btn-ghost-qj{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--radius-sm);
  font-family:inherit;font-size:15px;font-weight:700;cursor:pointer;
  transition:transform var(--ease),filter var(--ease),box-shadow var(--ease),border-color var(--ease),background var(--ease);
}
.btn-primary-qj{
  color:#FFFFFF;border:0;background:linear-gradient(135deg,#5B8CFF,#4A79EE);
  box-shadow:var(--glow-primary);
}
.btn-primary-qj:hover{transform:translateY(-1px);filter:brightness(1.08);color:#fff;box-shadow:0 0 0 1px rgba(91,140,255,.85),0 16px 38px rgba(91,140,255,.44);}
.btn-primary-qj:active{transform:translateY(0);}
.btn-ghost-qj{
  color:var(--text);background:rgba(255,255,255,.06);border:1px solid var(--line-strong);
}
.btn-ghost-qj:hover{color:#fff;border-color:rgba(91,140,255,.55);background:rgba(91,140,255,.12);transform:translateY(-1px);}

/* note strip */
.note-strip{
  display:flex;gap:14px;align-items:flex-start;
  padding:20px 24px;border-radius:var(--radius-sm);
  background:rgba(53,224,200,.06);border:1px solid rgba(53,224,200,.24);
  font-size:14px;color:var(--text-sub);line-height:1.8;
}
.note-strip svg{flex:0 0 auto;width:20px;height:20px;color:var(--accent);margin-top:4px;}
.note-strip p{margin:0;max-width:none;}

/* ---------- footer ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(12,18,32,.6),rgba(6,10,18,.96));
  padding:72px 0 32px;margin-top:24px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-desc{font-size:14px;color:var(--text-weak);line-height:1.85;max-width:380px;margin:0;}
.footer-col h4{font-size:13px;letter-spacing:.14em;color:var(--text-sub);font-weight:700;margin-bottom:16px;font-family:"Inter",sans-serif;text-transform:uppercase;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--text-weak);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:26px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-weak);
}
.footer-bottom .dot{margin:0 8px;opacity:.5;}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .faq-layout{grid-template-columns:260px 1fr;gap:36px;}
  .steps{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .nav-inner{flex-wrap:wrap;padding:12px 0;gap:12px;}
  .nav-search{order:3;max-width:100%;flex:1 1 100%;}
  .nav-links{
    order:4;flex:1 1 100%;margin-left:0;flex-wrap:wrap;gap:8px;
    display:none;padding-top:8px;
  }
  .nav-links.is-open{display:flex;}
  .nav-cta{order:2;margin-left:auto;display:none;}
  .nav-toggle{display:inline-flex;order:2;margin-left:auto;}
  .prep-grid{grid-template-columns:1fr 1fr;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .faq-side{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
  .page-hero{padding:52px 0 48px;}
}
@media (max-width:767.98px){
  .container{padding:0 16px;}
  .prep-grid,.steps{grid-template-columns:1fr;}
  .search-band,.cta-band{padding:28px 22px;}
  .band-search{flex-wrap:nowrap;}
  .btn-search{width:auto;padding:0 18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:52px 0 26px;}
  .faq-item{border-radius:14px!important;}
  .accordion-button{font-size:15px;padding:18px 18px;}
  .accordion-body{padding:0 18px 20px;font-size:14.5px;}
  .section{padding:52px 0;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:575.98px){
  h1{font-size:26px;}
  .brand-name{font-size:15px;}
  .hero-meta{gap:8px;}
  .meta-chip{font-size:12px;padding:7px 12px;}
  .search-field{font-size:13.5px;}
  .cta-actions{width:100%;}
  .btn-primary-qj,.btn-ghost-qj{flex:1 1 100%;}
}

/* roulang page: category5 */
:root{
  --bg:#060A12;
  --panel:#0C1220;
  --glass:rgba(255,255,255,.065);
  --glass-soft:rgba(255,255,255,.04);
  --line:rgba(255,255,255,.09);
  --line-soft:rgba(255,255,255,.08);
  --blue:#5B8CFF;
  --blue-soft:rgba(91,140,255,.16);
  --cyan:#35E0C8;
  --text:#EAF0FF;
  --muted:#9AA8C7;
  --dim:#6B7A99;
  --danger:#FF7A90;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-full:999px;
  --shadow:0 8px 32px rgba(0,0,0,.45);
  --maxw:1200px;
  --ease:200ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans TC","Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:var(--blue);text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover{color:#83A6FF}
p{margin:0 0 20px;max-width:760px;color:var(--muted)}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:.2px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.num{font-family:"Inter",monospace;font-variant-numeric:tabular-nums}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(6,10,18,.82);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line-soft);
  transition:background var(--ease);
}
.site-header.is-scrolled{background:rgba(6,10,18,.94)}
.nav-inner{
  display:flex;align-items:center;gap:16px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#5B8CFF,#35E0C8);
  color:#04070E;font-weight:900;font-size:14px;letter-spacing:.5px;
  font-family:"Inter",sans-serif;
  box-shadow:0 6px 18px rgba(91,140,255,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-size:15px;font-weight:700;color:var(--text)}
.brand-en{font-size:9px;letter-spacing:3px;color:var(--dim);font-family:"Inter",sans-serif;font-weight:700}

.nav-search{
  position:relative;display:flex;align-items:center;gap:10px;
  flex:1 1 auto;max-width:460px;min-width:180px;height:44px;
  padding:0 14px;margin:0;
  border-radius:var(--r-full);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(16px);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.nav-search:hover{border-color:rgba(91,140,255,.4)}
.nav-search:focus-within{
  border-color:rgba(91,140,255,.75);
  box-shadow:0 0 0 3px rgba(91,140,255,.16),0 0 22px rgba(91,140,255,.22);
}
.search-icon{width:17px;height:17px;color:var(--dim);flex:0 0 auto}
.search-field{
  flex:1 1 auto;min-width:0;background:transparent;border:0;outline:none;
  color:var(--text);font-size:14px;padding:0;
}
.search-field::placeholder{color:var(--dim)}
.search-field::-webkit-search-cancel-button{display:none}
.search-clear{
  display:none;width:22px;height:22px;flex:0 0 auto;
  border:0;border-radius:50%;background:rgba(255,255,255,.1);
  color:var(--muted);align-items:center;justify-content:center;cursor:pointer;
  transition:background var(--ease),color var(--ease);
}
.search-clear.is-visible{display:inline-flex}
.search-clear:hover{background:rgba(91,140,255,.3);color:#fff}

.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-pill{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:38px;padding:0 13px;border-radius:var(--r-full);
  font-size:13.5px;font-weight:500;color:var(--muted);white-space:nowrap;
  transition:color var(--ease),background var(--ease),border-color var(--ease);
  border:1px solid transparent;
}
.nav-pill:hover{color:var(--text);background:var(--glass)}
.nav-pill.active{
  color:#B7C8FF;background:var(--blue-soft);
  border-color:rgba(91,140,255,.4);
}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:42px;padding:0 18px;margin-left:6px;
  border-radius:var(--r-sm);border:0;
  background:linear-gradient(135deg,#5B8CFF,#4877E8);
  color:#fff;font-size:13.5px;font-weight:700;white-space:nowrap;
  box-shadow:0 0 0 1px rgba(91,140,255,.6),0 10px 28px rgba(91,140,255,.32);
  transition:transform var(--ease),filter var(--ease),box-shadow var(--ease);
}
.nav-cta:hover{transform:translateY(-1px);filter:brightness(1.08);color:#fff}
.nav-cta:active{transform:translateY(0)}
.nav-toggle{
  display:none;width:44px;height:44px;flex:0 0 auto;
  align-items:center;justify-content:center;
  border-radius:var(--r-sm);border:1px solid var(--line);
  background:var(--glass);color:var(--text);cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px}

/* ============ shared bits ============ */
.badge-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-full);
  background:var(--blue-soft);color:#9FB4FF;
  font-size:12px;font-weight:700;letter-spacing:.4px;
  border:1px solid rgba(91,140,255,.28);
}
.badge-safe{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-full);
  background:rgba(53,224,200,.1);color:var(--cyan);
  font-size:12px;font-weight:700;letter-spacing:.4px;
  border:1px solid rgba(53,224,200,.45);
}
.glass-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.glass-card:hover{border-color:rgba(91,140,255,.45);box-shadow:var(--shadow)}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border:0;border-radius:var(--r-sm);
  background:linear-gradient(135deg,#5B8CFF,#4877E8);
  color:#fff;font-size:15px;font-weight:700;cursor:pointer;
  box-shadow:0 0 0 1px rgba(91,140,255,.6),0 10px 28px rgba(91,140,255,.32);
  transition:transform var(--ease),filter var(--ease),box-shadow var(--ease);
}
.btn-main:hover{transform:translateY(-1px);filter:brightness(1.08);color:#fff;box-shadow:0 0 0 1px rgba(91,140,255,.75),0 14px 34px rgba(91,140,255,.42)}
.btn-main:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-sm);
  background:var(--glass-soft);border:1px solid rgba(255,255,255,.14);
  color:var(--text);font-size:15px;font-weight:600;cursor:pointer;
  transition:border-color var(--ease),background var(--ease),transform var(--ease);
}
.btn-ghost:hover{border-color:rgba(91,140,255,.6);background:rgba(91,140,255,.1);transform:translateY(-1px);color:var(--text)}
.section{padding:88px 0}
.section-sm{padding:56px 0}
.section-head{max-width:720px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;line-height:1.35;margin-bottom:12px}
.section-head p{margin:0;font-size:15px;color:var(--muted)}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:3px;font-weight:700;
  color:var(--cyan);font-family:"Inter",sans-serif;margin-bottom:14px;text-transform:uppercase;
}

/* ============ hero ============ */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line-soft);padding:64px 0 72px}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/backpic/back-2.jpg');
  background-size:cover;background-position:center;opacity:.45;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(6,10,18,.62) 0%,rgba(6,10,18,.88) 62%,rgba(6,10,18,.98) 100%);
}
.page-hero .container{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--dim);margin-bottom:22px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--blue)}
.crumbs .sep{opacity:.5}
.page-hero h1{
  font-size:clamp(30px,4.4vw,52px);font-weight:900;line-height:1.22;
  margin:16px 0 16px;letter-spacing:1px;
}
.page-hero h1 .accent{
  background:linear-gradient(120deg,#5B8CFF,#35E0C8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:clamp(15px,1.7vw,19px);color:var(--text);font-weight:500;margin:0 0 18px;max-width:640px}
.hero-lead{font-size:15.5px;color:var(--muted);max-width:720px;margin:0 0 26px}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px}
.hero-meta .chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-full);
  background:var(--glass);border:1px solid var(--line);
  font-size:12.5px;color:var(--muted);backdrop-filter:blur(16px);
}
.hero-meta .chip i{color:var(--cyan);font-size:12px}
.hero-meta .num{color:var(--text);font-weight:700}

/* ============ quick strip ============ */
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.quick-card{padding:22px 22px 24px;border-radius:var(--r-md);position:relative;overflow:hidden}
.quick-card::before{
  content:"";position:absolute;top:0;left:22px;width:34px;height:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:2px;
}
.quick-card i{font-size:17px;color:var(--blue);margin-bottom:14px;display:block}
.quick-card h3{font-size:15.5px;font-weight:700;margin-bottom:8px}
.quick-card p{font-size:13.5px;line-height:1.75;color:var(--muted);margin:0}

/* ============ doc layout ============ */
.doc-layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:56px;align-items:start}
.doc-toc{
  position:sticky;top:96px;
  max-height:calc(100vh - 130px);overflow:auto;
  padding:24px 20px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px);
}
.doc-toc h2{
  font-size:12px;letter-spacing:3px;color:var(--dim);font-weight:700;
  margin-bottom:16px;font-family:"Inter",sans-serif;text-transform:uppercase;
}
.doc-toc ol{display:flex;flex-direction:column;gap:2px;counter-reset:toc}
.doc-toc a{
  display:flex;gap:10px;align-items:flex-start;
  padding:9px 12px;border-radius:10px;
  font-size:13.5px;color:var(--muted);line-height:1.6;
  border-left:2px solid transparent;
  transition:color var(--ease),background var(--ease),border-color var(--ease);
}
.doc-toc a span.n{
  font-family:"Inter",sans-serif;font-size:11px;font-weight:700;
  color:var(--dim);padding-top:3px;min-width:16px;
}
.doc-toc a:hover{background:rgba(255,255,255,.05);color:var(--text)}
.doc-toc a.is-active{
  background:var(--blue-soft);color:#C3D2FF;
  border-left-color:var(--blue);
}
.doc-toc a.is-active span.n{color:var(--cyan)}
.doc-toc .toc-note{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line-soft);
  font-size:12px;color:var(--dim);line-height:1.7;
}

.doc-body{max-width:760px}
.doc-section{
  padding:30px 0 6px;
  border-top:1px solid var(--line-soft);
  scroll-margin-top:96px;
}
.doc-section:first-child{border-top:0;padding-top:0}
.doc-section h2{
  font-size:clamp(20px,2.2vw,25px);font-weight:800;line-height:1.45;
  margin-bottom:16px;display:flex;gap:12px;align-items:baseline;
}
.doc-section h2 .idx{
  font-family:"Inter",sans-serif;font-size:13px;font-weight:700;
  color:var(--cyan);letter-spacing:1px;flex:0 0 auto;
}
.doc-section p{font-size:15.5px;line-height:1.9;color:var(--muted)}
.doc-list{display:flex;flex-direction:column;gap:10px;margin:0 0 22px}
.doc-list li{
  position:relative;padding-left:24px;
  font-size:14.5px;color:var(--muted);line-height:1.8;
}
.doc-list li::before{
  content:"";position:absolute;left:6px;top:11px;
  width:6px;height:6px;border-radius:50%;
  background:var(--blue);box-shadow:0 0 10px rgba(91,140,255,.8);
}
.doc-list li strong{color:var(--text);font-weight:700}
.doc-callout{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;margin:0 0 22px;
  border-radius:var(--r-sm);
  background:rgba(53,224,200,.07);
  border:1px solid rgba(53,224,200,.32);
}
.doc-callout i{color:var(--cyan);font-size:16px;padding-top:4px}
.doc-callout p{margin:0;font-size:14px;line-height:1.8;color:#C6E9E4;max-width:none}
.updated-line{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:28px;padding:8px 16px;border-radius:var(--r-full);
  background:var(--glass-soft);border:1px solid var(--line);
  font-size:12.5px;color:var(--dim);
}
.updated-line i{color:var(--cyan)}

/* ============ scenarios ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{padding:26px 24px;border-radius:var(--r-md);display:flex;flex-direction:column;gap:10px}
.scene-card .ico{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:rgba(91,140,255,.14);border:1px solid rgba(91,140,255,.3);
  color:var(--blue);font-size:17px;margin-bottom:4px;
}
.scene-card h3{font-size:16.5px;font-weight:700}
.scene-card p{font-size:14px;margin:0;color:var(--muted);line-height:1.8}

/* ============ steps ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step}
.step{
  position:relative;padding:26px 24px 24px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px);
  transition:border-color var(--ease),transform var(--ease);
}
.step:hover{border-color:rgba(91,140,255,.45);transform:translateY(-2px)}
.step .dot{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  font-family:"Inter",sans-serif;font-size:13px;font-weight:900;
  color:#04070E;background:linear-gradient(135deg,#35E0C8,#5B8CFF);
  box-shadow:0 0 18px rgba(53,224,200,.35);margin-bottom:16px;
}
.step h3{font-size:16px;font-weight:700;margin-bottom:8px}
.step p{font-size:14px;margin:0;color:var(--muted);line-height:1.8}
.step .line{
  position:absolute;top:42px;right:-14px;width:26px;height:1px;
  background:linear-gradient(90deg,rgba(91,140,255,.7),transparent);
}
.step:last-child .line{display:none}

/* ============ faq ============ */
.faq-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.55fr);gap:44px;align-items:start}
.faq-aside h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;line-height:1.35;margin-bottom:14px}
.faq-aside p{font-size:14.5px;color:var(--muted);margin-bottom:24px}
.faq-aside .tag-row{display:flex;flex-wrap:wrap;gap:8px}
.faq-aside .tag-row span{
  padding:5px 12px;border-radius:var(--r-full);
  background:var(--glass);border:1px solid var(--line);
  font-size:12px;color:var(--muted);
}
.accordion{--bs-accordion-border-width:0}
.accordion-item{
  background:var(--glass)!important;
  border:1px solid var(--line)!important;
  border-radius:var(--r-md)!important;
  margin-bottom:12px;overflow:hidden;
  backdrop-filter:blur(16px);
  transition:border-color var(--ease);
}
.accordion-item:hover{border-color:rgba(91,140,255,.4)!important}
.accordion-header{margin:0}
.accordion-button{
  background:transparent!important;
  color:var(--text)!important;
  font-size:15.5px;font-weight:700;line-height:1.6;
  padding:18px 22px;border-radius:var(--r-md)!important;
  box-shadow:none!important;
  display:flex;align-items:center;gap:12px;
}
.accordion-button:not(.collapsed){
  color:#B7C8FF!important;
  background:rgba(91,140,255,.1)!important;
}
.accordion-button::after{
  background-image:none!important;
  width:8px;height:8px;flex:0 0 auto;
  border-right:2px solid var(--blue);
  border-bottom:2px solid var(--blue);
  transform:rotate(45deg);
  transition:transform var(--ease);
  margin-left:auto;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--cyan)}
.accordion-body{
  padding:2px 22px 20px;
  font-size:14.5px;line-height:1.85;color:var(--muted);
}

/* ============ cta ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid rgba(91,140,255,.32);
  background:linear-gradient(135deg,rgba(91,140,255,.16),rgba(53,224,200,.08) 70%,rgba(255,255,255,.03));
  padding:44px 40px;
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:36px;align-items:center;
  box-shadow:var(--shadow);
}
.cta-band::before{
  content:"";position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/backpic/back-3.jpg');
  background-size:cover;background-position:center;opacity:.22;
}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-size:clamp(22px,2.5vw,30px);font-weight:900;line-height:1.35;margin-bottom:12px}
.cta-band p{font-size:14.5px;color:var(--muted);margin:0}
.cta-form{display:flex;flex-direction:column;gap:12px}
.cta-form .row-line{display:flex;gap:12px}
.cta-form input[type="email"]{
  flex:1 1 auto;min-width:0;height:48px;padding:0 18px;
  border-radius:var(--r-sm);
  background:rgba(6,10,18,.55);
  border:1px solid var(--line);
  color:var(--text);font-size:14.5px;outline:none;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.cta-form input[type="email"]::placeholder{color:var(--dim)}
.cta-form input[type="email"]:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 3px rgba(91,140,255,.18),0 0 22px rgba(91,140,255,.2);
}
.cta-form .hint{font-size:12.5px;color:var(--dim);line-height:1.7}

/* ============ footer ============ */
.site-footer{
  border-top:1px solid var(--line-soft);
  background:linear-gradient(180deg,rgba(12,18,32,.6),rgba(6,10,18,1));
  padding:64px 0 28px;margin-top:24px;
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-desc{font-size:13.5px;line-height:1.85;color:var(--dim);max-width:400px;margin:0}
.footer-col h4{
  font-size:13px;font-weight:700;color:var(--text);
  letter-spacing:1.5px;margin-bottom:16px;font-family:"Inter",sans-serif;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13.5px;color:var(--muted)}
.footer-col a:hover{color:var(--blue)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  padding-top:22px;border-top:1px solid var(--line-soft);
  font-size:12.5px;color:var(--dim);
}
.footer-bottom .dot{margin:0 8px;opacity:.5}

/* ============ back to top ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:900;
  width:48px;height:48px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--glass);border:1px solid var(--line);
  color:var(--text);cursor:pointer;backdrop-filter:blur(16px);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease),border-color var(--ease);
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{border-color:rgba(91,140,255,.6);color:var(--blue)}

/* ============ responsive ============ */
@media (max-width:1199.98px){
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .doc-layout{grid-template-columns:230px minmax(0,1fr);gap:36px}
}
@media (max-width:991.98px){
  .nav-inner{flex-wrap:wrap;gap:10px;min-height:60px;padding:10px 0}
  .brand{order:1}
  .nav-toggle{order:2;display:inline-flex;margin-left:auto}
  .nav-search{order:3;flex:0 0 100%;max-width:none;width:100%}
  .nav-links{
    order:4;flex:0 0 100%;flex-direction:column;align-items:stretch;gap:4px;
    display:none;margin-left:0;padding-top:6px;
  }
  .site-header.nav-open .nav-links{display:flex}
  .nav-pill{justify-content:flex-start;min-height:44px;padding:0 14px;font-size:14px}
  .nav-cta{display:none}
  .site-header.nav-open .nav-cta{
    display:inline-flex;order:5;flex:0 0 100%;width:100%;
    min-height:46px;margin:6px 0 4px;
  }
  .doc-layout{grid-template-columns:1fr;gap:28px}
  .doc-toc{position:static;max-height:none;padding:18px}
  .doc-toc ol{flex-direction:row;flex-wrap:wrap;gap:8px}
  .doc-toc a{border-left:0;border:1px solid var(--line);border-radius:var(--r-full);padding:7px 13px;font-size:12.5px}
  .doc-toc a.is-active{border-color:rgba(91,140,255,.6)}
  .doc-toc .toc-note{display:none}
  .doc-body{max-width:none}
  .faq-wrap{grid-template-columns:1fr;gap:28px}
  .cta-band{grid-template-columns:1fr;padding:34px 26px;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:64px 0}
  .scene-grid,.steps{grid-template-columns:1fr 1fr}
  .step .line{display:none}
}
@media (max-width:767.98px){
  .container{padding:0 16px}
  .page-hero{padding:44px 0 52px}
  .page-hero h1{margin:12px 0}
  .hero-sub{font-size:15px}
  .hero-lead{font-size:14.5px}
  .quick-grid{grid-template-columns:1fr;gap:14px}
  .scene-grid,.steps{grid-template-columns:1fr}
  .section{padding:52px 0}
  .section-sm{padding:40px 0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .cta-form .row-line{flex-direction:column}
  .cta-form .btn-main{width:100%}
  .cta-band{padding:28px 20px}
  .to-top{right:16px;bottom:16px;width:44px;height:44px}
  .accordion-button{padding:16px 18px;font-size:14.5px}
  .accordion-body{padding:0 18px 18px}
  .doc-section h2{gap:8px}
}
@media (max-width:519.98px){
  .brand-name{font-size:14px}
  .hero-meta .chip{font-size:12px;padding:6px 11px}
  .doc-section p,.hero-lead{font-size:14.5px}
}