:root{
  --bg:#07101c;--bg2:#0b1727;--card:#0f2034;--line:#1e3852;
  --text:#eaf3fb;--muted:#9fb2c5;--accent:#ffc400;--accent2:#54c7ff;
  --max:1180px;--radius:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,"Noto Sans TC","Microsoft JhengHei",Arial,sans-serif;
background:var(--bg);color:var(--text);line-height:1.75}
a{color:var(--accent2);text-decoration:none} a:hover{color:#fff}
img{max-width:100%;height:auto}
.container{width:min(var(--max),92%);margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(7,16,28,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{min-height:70px;display:flex;align-items:center;gap:26px}
.logo{font-size:28px;font-weight:800;letter-spacing:.5px;color:#fff}
.logo span{color:var(--accent)}
.navlinks{display:flex;gap:20px;flex-wrap:wrap;margin-left:auto}
.navlinks a{font-size:14px;color:#d6e4ef}
.navlinks a:hover{color:var(--accent)}
.lang{border:1px solid var(--line);padding:5px 10px;border-radius:8px;font-size:13px}
.hero{min-height:650px;display:flex;align-items:center;background:
linear-gradient(90deg,rgba(7,16,28,.96) 0%,rgba(7,16,28,.78) 45%,rgba(7,16,28,.32) 100%),
url("../assets/hero.png") center/cover no-repeat}
.hero .eyebrow,.eyebrow{color:var(--accent);font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:13px}
h1{font-size:clamp(38px,6vw,72px);line-height:1.08;margin:12px 0 22px;max-width:850px}
h2{font-size:clamp(28px,4vw,42px);line-height:1.2;margin:0 0 14px}
h3{font-size:22px;margin:0 0 8px}
.lead{font-size:19px;color:#d3e2ed;max-width:850px}
.btn{display:inline-block;padding:12px 20px;border-radius:10px;font-weight:700;margin:8px 8px 0 0}
.btn-primary{background:var(--accent);color:#07101c}
.btn-secondary{border:1px solid #53708a;color:#fff}
.section{padding:78px 0}
.section.alt{background:var(--bg2)}
.section-head{max-width:800px;margin-bottom:35px}
.section-head p,.muted{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:linear-gradient(145deg,#10243a,#0c1b2c);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.card:hover{border-color:#3f6788;transform:translateY(-2px);transition:.2s}
.card p{color:var(--muted)}
.icon{font-size:30px;color:var(--accent);margin-bottom:12px}
.tag{display:inline-block;padding:4px 9px;border:1px solid #38546d;border-radius:999px;color:#bcd0df;font-size:12px;margin:3px}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:30px}
.kpi{padding:20px;border:1px solid var(--line);border-radius:14px;background:#0c1b2c}
.kpi strong{display:block;font-size:28px;color:var(--accent)}
.list{padding-left:20px}.list li{margin:7px 0;color:#d1dee8}
.breadcrumb{padding:22px 0;color:var(--muted);font-size:14px}
.page-hero{padding:60px 0 45px;background:linear-gradient(180deg,#0b1a2b,#07101c)}
.media-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.media-card{overflow:hidden;border:1px solid var(--line);border-radius:14px;background:#0c1b2c}
.media-card img{width:100%;display:block;aspect-ratio:16/9;object-fit:cover}
.media-card .body{padding:15px}
.model-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.model-grid a{display:block;background:#0c1b2c;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.model-grid img{width:100%;aspect-ratio:4/3;object-fit:cover}
.model-grid span{display:block;padding:10px;color:#dbe7ef}
.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px;border:1px solid var(--line);text-align:left}.table th{background:#10243a}
.faq details{background:#0c1b2c;border:1px solid var(--line);border-radius:12px;margin:10px 0;padding:16px}.faq summary{cursor:pointer;font-weight:700}
.cta{padding:45px;border-radius:20px;background:linear-gradient(135deg,#102a42,#0d1c2c);border:1px solid #31516d}
footer{border-top:1px solid var(--line);padding:42px 0;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
small{color:var(--muted)}
@media(max-width:900px){.grid,.grid-2{grid-template-columns:1fr 1fr}.media-grid{grid-template-columns:repeat(2,1fr)}.model-grid{grid-template-columns:repeat(3,1fr)}.kpis{grid-template-columns:repeat(2,1fr)}.navlinks{gap:10px}}
@media(max-width:620px){.nav{flex-wrap:wrap;padding:12px 0}.navlinks{order:3;width:100%;overflow:auto;white-space:nowrap}.hero{min-height:590px}.grid,.grid-2,.media-grid,.model-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.section{padding:55px 0}h1{font-size:42px}}