:root{
  --bg:#06101d; --panel:rgba(8,20,36,.78); --panel-2:rgba(10,29,50,.86); --line:rgba(255,255,255,.12);
  --text:#eef7ff; --muted:#bfd1e4; --brand:#58b7ff; --brand2:#7e8cff; --brand3:#d25ab9; --ok:#6fe3c5;
  --shadow:0 20px 60px rgba(0,0,0,.34); --radius:22px; --max:1200px;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,"Noto Sans TC","Microsoft JhengHei",sans-serif;color:var(--text);background:#07111d}
body.homepage{background:radial-gradient(circle at 50% 10%, rgba(120,200,255,.28), transparent 35%),linear-gradient(180deg, rgba(2,8,18,.35), rgba(2,8,18,.88)),url('assets/ocean-world-bg.png') center/cover no-repeat fixed}
body:not(.homepage){background:radial-gradient(circle at 50% 0%, rgba(88,183,255,.10), transparent 30%),linear-gradient(180deg, #07111d, #0a1526)}
body::before{content:"";position:fixed;inset:0;background:linear-gradient(180deg, rgba(0,0,0,.18), rgba(0,0,0,.62));pointer-events:none;z-index:-1}
.container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
.topbar{position:sticky; top:0; z-index:50; background:rgba(5,12,22,.72); backdrop-filter:blur(10px); border-bottom:1px solid var(--line)}
.nav{display:flex; align-items:center; justify-content:space-between; gap:16px; min-height:74px}
.brand{display:flex; align-items:center; gap:12px; text-decoration:none; color:var(--text)}
.brand-logo{width:48px; height:48px; border-radius:14px; background:linear-gradient(135deg, var(--brand), var(--brand2)); display:grid; place-items:center; font-weight:900; color:#04111d; box-shadow:var(--shadow)}
.brand-title{font-size:18px; font-weight:800; letter-spacing:.4px}
.menu{display:flex; flex-wrap:wrap; gap:18px; align-items:center}
.menu a{color:var(--muted); text-decoration:none; font-size:14px}
.menu a:hover{color:var(--text)}
.actions{display:flex; align-items:center; gap:10px}
.lang-switch{display:flex; gap:6px; background:rgba(255,255,255,.06); border:1px solid var(--line); border-radius:999px; padding:4px}
.lang-switch button{border:0; background:transparent; color:var(--muted); padding:8px 12px; border-radius:999px; cursor:pointer; font-weight:800}
.lang-switch button.active{background:linear-gradient(135deg,var(--brand),var(--brand2)); color:#04111d}
.btn{display:inline-flex; align-items:center; justify-content:center; gap:8px; border:1px solid transparent; border-radius:999px; padding:12px 18px; text-decoration:none; color:#06111d; background:linear-gradient(135deg, var(--brand), var(--brand2)); font-weight:800; box-shadow:var(--shadow)}
.btn.secondary{background:transparent; color:var(--text); border-color:var(--line); box-shadow:none}
.hero{min-height:100vh; display:flex; align-items:center; position:relative; overflow:hidden}
.hero::after{content:""; position:absolute; inset:0; background:radial-gradient(circle at 50% 0%, rgba(255,255,255,.35), transparent 22%),linear-gradient(180deg, rgba(116,214,255,.18), transparent 40%); mix-blend-mode:screen; pointer-events:none}
.beams{position:absolute; inset:0; pointer-events:none; overflow:hidden}
.beam{position:absolute; top:-10%; width:18vw; height:130%; background:linear-gradient(180deg, rgba(255,255,255,.42), rgba(255,255,255,0)); filter:blur(10px); transform-origin:top center; opacity:.35; animation:drift 9s ease-in-out infinite}
.beam:nth-child(1){left:18%; transform:rotate(8deg); animation-delay:0s}
.beam:nth-child(2){left:33%; transform:rotate(-4deg); animation-delay:1.5s}
.beam:nth-child(3){left:48%; transform:rotate(5deg); animation-delay:3s}
.beam:nth-child(4){left:63%; transform:rotate(-7deg); animation-delay:4.5s}
@keyframes drift{0%,100%{transform:translateY(0) rotate(6deg); opacity:.22}50%{transform:translateY(22px) rotate(-6deg); opacity:.42}}
.hero-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:28px; align-items:center; position:relative; z-index:2}
.panel{background:var(--panel); border:1px solid var(--line); border-radius:28px; padding:24px; box-shadow:var(--shadow)}
.badge{display:inline-flex; gap:10px; align-items:center; padding:8px 14px; border-radius:999px; border:1px solid rgba(255,255,255,.16); background:rgba(88,183,255,.12); color:#d5efff; font-weight:800; font-size:13px}
h1{font-size:clamp(40px,6vw,74px); line-height:1.02; margin:18px 0 14px}
.lead{font-size:18px; line-height:1.7; color:var(--muted); max-width:760px}
.hero-actions{display:flex; gap:12px; flex-wrap:wrap; margin:22px 0 0}
.stats{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:24px}
.stat{background:rgba(255,255,255,.06); border:1px solid var(--line); border-radius:18px; padding:16px}
.stat strong{display:block; font-size:22px}
section{padding:56px 0}
.section-head{display:flex; align-items:end; justify-content:space-between; gap:20px; margin-bottom:18px}
.section-head h2{margin:0; font-size:34px; line-height:1.08}
.section-head p{margin:0; color:var(--muted); max-width:620px}
.kicker{color:#aee6ff; text-transform:uppercase; letter-spacing:.14em; font-size:12px; font-weight:900}
.cards{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
.card{background:var(--panel-2); border:1px solid var(--line); border-radius:22px; padding:22px; box-shadow:var(--shadow)}
.card h3{margin:0 0 10px; font-size:22px}
.card p{margin:0; color:var(--muted)}
.card .icon{width:48px; height:48px; border-radius:14px; margin-bottom:14px; display:grid; place-items:center; background:linear-gradient(135deg, rgba(88,183,255,.24), rgba(210,90,185,.24)); border:1px solid rgba(255,255,255,.12)}
.two-col{display:grid; grid-template-columns:1fr 1fr; gap:18px}
.list{display:grid; gap:12px}
.item{display:flex; gap:12px; align-items:flex-start; background:var(--panel-2); border:1px solid var(--line); border-radius:18px; padding:16px}
.tick{width:28px; height:28px; border-radius:999px; display:grid; place-items:center; background:rgba(111,227,197,.15); color:var(--ok); flex:0 0 28px; font-weight:900}
.grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:14px}
.metric{background:var(--panel-2); border:1px solid var(--line); border-radius:18px; padding:18px; text-align:center}
.metric strong{display:block; font-size:28px}
.faq{display:grid; gap:12px}
details{background:var(--panel-2); border:1px solid var(--line); border-radius:18px; padding:16px}
summary{cursor:pointer; font-weight:800}
.contact-wrap{display:grid; grid-template-columns:.9fr 1.1fr; gap:18px}
.contact-box,.form-box{background:var(--panel-2); border:1px solid var(--line); border-radius:24px; padding:22px}
.contact-line{background:rgba(255,255,255,.05); border:1px solid var(--line); border-radius:16px; padding:14px 16px; margin-top:12px}
input, textarea, select{width:100%; border-radius:14px; border:1px solid var(--line); background:#0a1526; color:var(--text); padding:14px; font:inherit}
form{display:grid; grid-template-columns:1fr 1fr; gap:12px}
.full{grid-column:1/-1}
.qr{width:min(100%, 340px); border-radius:24px; border:1px solid var(--line); box-shadow:var(--shadow)}
.blog-list, .seo-list{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
.link-card{display:block; text-decoration:none; color:var(--text); background:var(--panel-2); border:1px solid var(--line); border-radius:20px; padding:18px}
.link-card span{display:block; color:var(--muted); margin-top:8px}
.live-chat{position:fixed; right:18px; bottom:18px; z-index:60; display:grid; gap:10px}
.chat-pill{display:flex; align-items:center; gap:10px; padding:12px 14px; border-radius:999px; background:rgba(7,17,29,.92); border:1px solid var(--line); color:var(--text); text-decoration:none; box-shadow:var(--shadow)}
.chat-dot{width:10px; height:10px; border-radius:999px; background:#5ff2b3; box-shadow:0 0 12px #5ff2b3}
.footer{margin-top:26px; background:rgba(5,12,22,.78); border-top:1px solid var(--line)}
.footer-inner{display:grid; grid-template-columns:1.2fr .9fr .9fr; gap:18px; padding:30px 0}
.footer a{color:var(--muted); text-decoration:none}.footer a:hover{color:var(--text)}
.small{font-size:14px; color:var(--muted)}
.lang-hidden{display:none!important}
@media (max-width:980px){.hero-grid,.cards,.two-col,.contact-wrap,.footer-inner,.blog-list,.seo-list{grid-template-columns:1fr}.grid-4,.stats{grid-template-columns:1fr 1fr}.menu{display:none}}
@media (max-width:640px){.grid-4,.stats,form{grid-template-columns:1fr}h1{font-size:42px}}