/* FuNi Public Site — shared stylesheet */
:root{
  --bg:#0d1117; --panel:#161b22; --panel2:#0d1117;
  --border:#30363d; --text:#e6edf3; --muted:#8b949e; --dim:#484f58;
  --accent:#3b82f6; --accent2:#06b6d4; --green:#22c55e; --red:#ef4444;
  --gradient:linear-gradient(135deg,#3b82f6,#06b6d4);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang TC","Microsoft JhengHei",sans-serif;background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}

/* Layout */
.container{max-width:1120px;margin:0 auto;padding:0 24px}
.container-narrow{max-width:760px;margin:0 auto;padding:0 24px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(13,17,23,0.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-size:22px;font-weight:800;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{color:var(--text);font-size:14px;font-weight:500}
.nav-links a:hover{color:var(--accent);text-decoration:none}
.btn{display:inline-block;padding:10px 20px;border-radius:8px;font-size:14px;font-weight:600;transition:all .2s;cursor:pointer;border:none}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#2563eb;text-decoration:none;color:#fff}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}
.btn-lg{padding:14px 32px;font-size:16px}

/* Hero */
.hero{padding:52px 0 44px;text-align:center}
.hero h1{font-size:56px;font-weight:800;line-height:1.15;margin-bottom:20px;letter-spacing:-1px}
.hero h1 .gradient{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero p.lead{font-size:19px;color:var(--muted);max-width:640px;margin:0 auto 32px}
.hero .ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.badge{display:inline-block;padding:6px 14px;border-radius:999px;background:rgba(59,130,246,.1);color:var(--accent);font-size:13px;font-weight:600;margin-bottom:20px;border:1px solid rgba(59,130,246,.3)}

/* Sections */
.section{padding:60px 0}
.section-title{font-size:32px;font-weight:800;text-align:center;margin-bottom:16px;letter-spacing:-.5px}
.section-sub{font-size:16px;color:var(--muted);text-align:center;max-width:560px;margin:0 auto 48px}

/* Feature grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:28px;transition:all .2s}
.card:hover{border-color:rgba(59,130,246,.5);transform:translateY(-2px)}
.card .icon{width:48px;height:48px;border-radius:12px;background:rgba(59,130,246,.1);display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:24px}
.card h3{font-size:18px;font-weight:700;margin-bottom:10px}
.card p{color:var(--muted);font-size:14px;line-height:1.7}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:760px;margin:0 auto}
.plan{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:32px;position:relative}
.plan.featured{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.plan.featured::before{content:"熱門";position:absolute;top:-12px;right:24px;background:var(--gradient);color:#fff;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:700}
.plan h3{font-size:22px;font-weight:800;margin-bottom:6px}
.plan .price{font-size:40px;font-weight:800;margin:16px 0;letter-spacing:-1px}
.plan .price .unit{font-size:14px;color:var(--muted);font-weight:500}
.plan ul{list-style:none;margin:20px 0 28px}
.plan li{padding:8px 0;color:var(--muted);font-size:14px;display:flex;align-items:center;gap:8px}
.plan li::before{content:"✓";color:var(--green);font-weight:700}
.plan .btn{width:100%;text-align:center}

/* Article / Legal pages */
.article{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:48px;margin:40px 0}
.article h1{font-size:36px;font-weight:800;margin-bottom:12px;letter-spacing:-.5px}
.article .meta{color:var(--muted);font-size:14px;margin-bottom:32px}
.article h2{font-size:22px;font-weight:700;margin:32px 0 12px;color:var(--text)}
.article h3{font-size:17px;font-weight:700;margin:24px 0 10px;color:var(--text)}
.article p{color:#c9d1d9;margin-bottom:14px}
.article ul,.article ol{padding-left:24px;color:#c9d1d9;margin-bottom:14px}
.article li{margin-bottom:6px}
.article strong{color:var(--text)}
.article .callout{background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.3);border-radius:12px;padding:16px 20px;margin:20px 0}
.article .callout strong{color:var(--red)}
.article .callout-info{background:rgba(59,130,246,.08);border:1px solid rgba(59,130,246,.3);border-radius:12px;padding:16px 20px;margin:20px 0}
.article .callout-info strong{color:var(--accent)}

/* Footer */
.site-footer{border-top:1px solid var(--border);padding:48px 0 32px;margin-top:48px;background:var(--panel2)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
.footer-grid h4{font-size:13px;font-weight:700;color:var(--text);margin-bottom:12px;text-transform:uppercase;letter-spacing:.5px}
.footer-grid a{display:block;color:var(--muted);font-size:14px;margin-bottom:8px}
.footer-grid a:hover{color:var(--accent);text-decoration:none}
.footer-grid p{color:var(--muted);font-size:14px;line-height:1.7}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-bottom p{color:var(--dim);font-size:12px}

/* Responsive */
@media(max-width:768px){
  .hero{padding:48px 0 32px}
  .hero h1{font-size:36px}
  .hero p.lead{font-size:16px}
  .section-title{font-size:24px}
  .grid-3,.grid-2,.pricing,.footer-grid{grid-template-columns:1fr}
  .nav-links{gap:12px}
  .nav-links a{font-size:13px}
  .nav-links a.hide-mobile{display:none}
  .article{padding:24px}
  .article h1{font-size:26px}
}

/* 3-col pricing */
.pricing-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1040px;margin:0 auto}
.plan .price-row{display:flex;align-items:baseline;gap:10px;margin:10px 0;padding:10px 0;border-bottom:1px solid var(--border)}
.plan .price-row:last-of-type{border-bottom:none}
.plan .price-q{font-size:22px;font-weight:700;color:var(--muted)}
.plan .price-y{font-size:28px;font-weight:800;color:var(--text);letter-spacing:-.5px}
.plan .price-q .unit,.plan .price-y .unit{font-size:13px;color:var(--muted);font-weight:500;margin-left:2px}
.plan .save-badge{margin-left:auto;background:rgba(34,197,94,.15);color:var(--green);padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700}
@media(max-width:768px){.pricing-3{grid-template-columns:1fr}}

/* Dropdown menu */
.dropdown{position:relative}
.dropdown-toggle{cursor:pointer;background:none;border:0;color:var(--text);font-size:14px;font-weight:500;font-family:inherit;padding:6px 2px;display:inline-flex;align-items:center;gap:4px}
.dropdown-toggle::after{content:"";width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;margin-top:2px;transition:transform .15s}
.dropdown-toggle:hover{color:var(--accent)}
.dropdown:hover .dropdown-toggle::after,.dropdown:focus-within .dropdown-toggle::after{transform:rotate(180deg)}
.dropdown-menu{display:none;position:absolute;top:100%;right:0;background:#161b22;border:1px solid var(--border);border-radius:10px;min-width:170px;padding:6px 0;box-shadow:0 12px 32px rgba(0,0,0,.5);z-index:100}
.dropdown::before{content:"";position:absolute;top:100%;left:0;right:0;height:12px}
.dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu{display:block}
.dropdown-menu a{display:block;padding:10px 18px;font-size:14px;color:var(--text);white-space:nowrap}
.dropdown-menu a:hover{background:rgba(59,130,246,.12);color:var(--accent);text-decoration:none}
@media(max-width:768px){.dropdown-menu{right:auto;left:0}}

/* Landing extra blocks */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:768px){.grid-2{grid-template-columns:1fr}}
.faq-item{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:20px 24px;margin-bottom:12px}
.faq-item h3{font-size:16px;margin:0 0 8px;color:var(--accent)}
.faq-item p{margin:0;color:#c9d1d9;font-size:14px;line-height:1.7}
.card-link{text-decoration:none;color:inherit;display:block;transition:transform .15s,border-color .15s}
.card-link:hover{transform:translateY(-2px);border-color:var(--accent);text-decoration:none}
.tag{display:inline-block;background:rgba(59,130,246,.15);color:var(--accent);font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;margin-bottom:10px}

.trust-line{color:var(--muted);font-size:13px;margin-top:14px;letter-spacing:.3px}