:root{
  --gold:#c9a961;
  --gold-light:#e6c989;
  --gold-dark:#8a6f35;
  --bg:#0e0e10;
  --bg-2:#16161a;
  --bg-3:#1f1f25;
  --text:#e8e8ea;
  --text-dim:#a8a8b0;
  --border:#2a2a32;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans TC","Microsoft JhengHei",-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(14,14,16,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:.3s}
.nav{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;max-width:1200px;margin:0 auto}
.logo{font-size:24px;font-weight:700;letter-spacing:1px}
.logo span{color:var(--gold)}
.nav-links{display:flex;gap:32px;align-items:center}
.nav-links a{font-size:15px;color:var(--text-dim);transition:.2s}
.nav-links a:hover,.nav-links a.active{color:var(--gold)}
.nav-cta{background:var(--gold);color:#000!important;padding:10px 20px;border-radius:6px;font-weight:600}
.nav-cta:hover{background:var(--gold-light)!important;color:#000!important}
.menu-btn{display:none;background:none;border:none;color:var(--text);font-size:24px;cursor:pointer}

.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding-top:80px;background:radial-gradient(ellipse at top right,rgba(201,169,97,.15),transparent 60%),radial-gradient(ellipse at bottom left,rgba(201,169,97,.08),transparent 60%),var(--bg)}
.hero::before{content:"";position:absolute;inset:0;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cpath d='M0 0h100v100H0z' fill='none'/%3E%3Cpath d='M0 50h100M50 0v100' stroke='%23c9a961' stroke-width='.3' opacity='.1'/%3E%3C/svg%3E");opacity:.4}
.hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center;position:relative;z-index:1}
.hero-tag{display:inline-block;background:rgba(201,169,97,.12);color:var(--gold);padding:6px 14px;border-radius:20px;font-size:13px;border:1px solid rgba(201,169,97,.3);margin-bottom:24px}
.hero h1{font-size:clamp(36px,5vw,56px);font-weight:800;line-height:1.2;margin-bottom:24px}
.hero h1 span{background:linear-gradient(135deg,var(--gold-light),var(--gold-dark));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:17px;color:var(--text-dim);margin-bottom:36px;max-width:540px}
.hero-buttons{display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:8px;font-weight:600;font-size:15px;transition:.25s;cursor:pointer;border:none}
.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#000}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(201,169,97,.3)}
.btn-line{background:#06c755;color:#fff}
.btn-line:hover{background:#05a648;transform:translateY(-2px)}
.btn-outline{border:1px solid var(--border);color:var(--text);background:transparent}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}

.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:48px;max-width:480px}
.stat{padding:20px;background:rgba(255,255,255,.02);border:1px solid var(--border);border-radius:10px}
.stat-num{font-size:32px;font-weight:800;color:var(--gold);line-height:1}
.stat-label{font-size:13px;color:var(--text-dim);margin-top:6px}

.hero-visual{position:relative;aspect-ratio:1;display:flex;align-items:center;justify-content:center}
.coin-stack{position:relative;width:80%;aspect-ratio:1}
.coin{position:absolute;border-radius:50%;background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 50%,var(--gold-dark) 100%);box-shadow:0 20px 60px rgba(201,169,97,.4),inset 0 0 30px rgba(0,0,0,.3);display:flex;align-items:center;justify-content:center;font-weight:900;color:rgba(0,0,0,.4);font-size:40px}
.coin-1{width:70%;height:70%;top:0;left:0;animation:float1 6s ease-in-out infinite}
.coin-2{width:55%;height:55%;bottom:5%;right:0;animation:float2 7s ease-in-out infinite}
.coin-3{width:40%;height:40%;top:30%;right:15%;animation:float3 8s ease-in-out infinite}
@keyframes float1{0%,100%{transform:translateY(0) rotate(-5deg)}50%{transform:translateY(-15px) rotate(0deg)}}
@keyframes float2{0%,100%{transform:translateY(0) rotate(5deg)}50%{transform:translateY(-20px) rotate(0deg)}}
@keyframes float3{0%,100%{transform:translateY(0) rotate(-3deg)}50%{transform:translateY(-10px) rotate(3deg)}}

section{padding:100px 0}
.section-tag{color:var(--gold);font-size:14px;font-weight:600;letter-spacing:3px;text-transform:uppercase;text-align:center;display:block;margin-bottom:12px}
.section-title{font-size:clamp(28px,4vw,42px);font-weight:800;text-align:center;margin-bottom:16px}
.section-subtitle{text-align:center;color:var(--text-dim);max-width:680px;margin:0 auto 60px;font-size:16px}

.page-header{padding:140px 0 60px;background:linear-gradient(135deg,rgba(201,169,97,.12),transparent);border-bottom:1px solid var(--border);text-align:center}
.page-header h1{font-size:clamp(32px,5vw,48px);font-weight:800;margin-bottom:16px}
.page-header h1 span{color:var(--gold)}
.page-header p{color:var(--text-dim);max-width:680px;margin:0 auto;font-size:17px}
.breadcrumb{display:flex;justify-content:center;gap:8px;margin-top:24px;font-size:14px;color:var(--text-dim);flex-wrap:wrap}
.breadcrumb a{color:var(--text-dim);transition:.2s}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb span[aria-current]{color:var(--gold)}

.about-content{max-width:880px;margin:0 auto}
.about-content h2{font-size:clamp(28px,4vw,40px);margin-bottom:24px;line-height:1.2}
.about-content p{color:var(--text-dim);margin-bottom:20px}
.about-features{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:32px}
.about-feature{display:flex;gap:12px;align-items:start}
.about-feature-icon{flex-shrink:0;width:32px;height:32px;background:rgba(201,169,97,.15);color:var(--gold);border-radius:6px;display:flex;align-items:center;justify-content:center}
.about-feature-text strong{display:block;color:var(--text);font-size:15px;margin-bottom:2px}
.about-feature-text span{color:var(--text-dim);font-size:13px}

.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:var(--bg-2);border:1px solid var(--border);border-radius:12px;padding:32px;transition:.3s;position:relative;overflow:hidden;display:block}
.service-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),transparent);transform:scaleX(0);transform-origin:left;transition:.4s}
.service-card:hover{transform:translateY(-4px);border-color:rgba(201,169,97,.3)}
.service-card:hover::before{transform:scaleX(1)}
.service-icon{width:56px;height:56px;background:linear-gradient(135deg,rgba(201,169,97,.2),rgba(201,169,97,.05));border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:20px;color:var(--gold)}
.service-card h3{font-size:22px;margin-bottom:12px}
.service-card h3 small{color:var(--gold);font-size:14px;font-weight:500;margin-left:8px}
.service-card p{color:var(--text-dim);font-size:14px;line-height:1.7}

.service-detail{background:var(--bg-2);border:1px solid var(--border);border-radius:12px;padding:48px;margin-bottom:32px;scroll-margin-top:100px}
.service-detail-header{display:flex;align-items:center;gap:20px;margin-bottom:24px;flex-wrap:wrap}
.service-detail-icon{width:72px;height:72px;background:linear-gradient(135deg,rgba(201,169,97,.2),rgba(201,169,97,.05));border:1px solid rgba(201,169,97,.3);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:36px}
.service-detail h2{font-size:28px;margin-bottom:4px}
.service-detail h2 small{color:var(--gold);font-size:16px;margin-left:10px;font-weight:500}
.service-detail-tag{color:var(--text-dim);font-size:14px}
.service-detail p{color:var(--text-dim);margin-bottom:20px;line-height:1.8}
.service-items{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;margin-top:20px}
.service-item{background:var(--bg);border:1px solid var(--border);padding:10px 14px;border-radius:6px;font-size:14px;color:var(--text-dim)}

.why{background:var(--bg-2)}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.why-card{text-align:center;padding:40px 24px;background:var(--bg);border:1px solid var(--border);border-radius:12px;transition:.3s}
.why-card:hover{border-color:rgba(201,169,97,.4);transform:translateY(-4px)}
.why-num{font-size:14px;color:var(--gold);font-weight:700;letter-spacing:2px;margin-bottom:16px}
.why-icon{width:72px;height:72px;margin:0 auto 20px;background:linear-gradient(135deg,var(--gold),var(--gold-dark));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:32px;color:#000}
.why-card h3{font-size:20px;margin-bottom:12px}
.why-card p{color:var(--text-dim);font-size:14px}

.process-detail{display:grid;grid-template-columns:80px 1fr;gap:32px;background:var(--bg-2);border:1px solid var(--border);border-radius:12px;padding:36px;margin-bottom:24px}
.process-detail-num{font-size:48px;font-weight:900;color:var(--gold);line-height:1}
.process-detail h3{font-size:22px;margin-bottom:12px}
.process-detail p{color:var(--text-dim);margin-bottom:12px}
.process-detail ul{color:var(--text-dim);padding-left:20px}
.process-detail li{margin-bottom:6px}

.cta-section{background:linear-gradient(135deg,rgba(201,169,97,.15),rgba(201,169,97,.05));border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.cta-box{text-align:center;max-width:760px;margin:0 auto}
.cta-box h2{font-size:clamp(28px,4vw,40px);margin-bottom:20px}
.cta-box h2 span{color:var(--gold)}
.cta-box p{color:var(--text-dim);margin-bottom:32px;font-size:17px}
.cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:60px}
.contact-card{background:var(--bg-2);border:1px solid var(--border);border-radius:12px;padding:36px 28px;text-align:center;transition:.3s}
.contact-card:hover{border-color:rgba(201,169,97,.4);transform:translateY(-4px)}
.contact-icon{width:64px;height:64px;margin:0 auto 20px;background:rgba(201,169,97,.12);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--gold);font-size:28px}
.contact-card h3{font-size:16px;color:var(--text-dim);margin-bottom:8px;font-weight:500}
.contact-card .contact-value{font-size:20px;font-weight:700;color:var(--gold);word-break:break-all}
.contact-card a.contact-value:hover{color:var(--gold-light)}

.faq-list{max-width:860px;margin:0 auto}
.faq-item{background:var(--bg-2);border:1px solid var(--border);border-radius:10px;margin-bottom:14px;overflow:hidden}
.faq-q{padding:20px 24px;cursor:pointer;font-weight:600;display:flex;justify-content:space-between;align-items:center;gap:16px;transition:.2s}
.faq-q:hover{color:var(--gold)}
.faq-q::after{content:"+";color:var(--gold);font-size:24px;transition:.3s;flex-shrink:0}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;padding:0 24px;color:var(--text-dim);transition:.3s}
.faq-item.open .faq-a{max-height:500px;padding:0 24px 20px}

footer{background:#0a0a0c;border-top:1px solid var(--border);padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:32px}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--gold)}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px;color:var(--text-dim);font-size:14px}
.footer-col a{color:var(--text-dim);font-size:14px;transition:.2s}
.footer-col a:hover{color:var(--gold)}
.footer-about p{color:var(--text-dim);font-size:14px;margin-top:14px}
.footer-grid img{max-width:80px;display:block;}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;text-align:center;color:var(--text-dim);font-size:13px}

.float-buttons{position:fixed;right:20px;bottom:20px;display:flex;flex-direction:column;gap:12px;z-index:50}
.float-btn{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;box-shadow:0 8px 24px rgba(0,0,0,.4);transition:.25s}
.float-btn:hover{transform:scale(1.1)}
.float-line{background:#06c755}
.float-phone{background:var(--gold);color:#000}

@media (max-width:900px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg-2);flex-direction:column;padding:20px;gap:16px;border-bottom:1px solid var(--border)}
  .nav-links.open{display:flex}
  .menu-btn{display:block}
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{max-width:400px;margin:0 auto}
  .services-grid,.why-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  section{padding:70px 0}
  .service-detail{padding:32px 24px}
  .process-detail{grid-template-columns:1fr;gap:12px;padding:28px 24px}
  .process-detail-num{font-size:36px}
}
@media (max-width:560px){
  .services-grid,.why-grid,.footer-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .about-features{grid-template-columns:1fr}
}