:root{--b9:#0b2a6b;--b7:#1d4ed8;--b5:#3b82f6;--sky:#0ea5e9;--b1:#dbeafe;--b0:#f0f6ff;--amber:#f0b55a;--ink:#1e293b;--mut:#64748b}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:64px}
body{font-family:"Noto Sans TC",system-ui,sans-serif;color:var(--ink);line-height:1.75;background:#fff}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
a{color:inherit;text-decoration:none}
.nav{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--b1)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{font-weight:900;color:var(--b7);font-size:1.15rem}
.menu-btn{background:none;border:0;font-size:1.5rem;color:var(--b7);cursor:pointer}
.links{display:none;position:absolute;top:60px;left:0;right:0;background:#fff;flex-direction:column;padding:12px 20px;gap:8px;border-bottom:1px solid var(--b1)}
.links.open{display:flex}
.links a{font-weight:500;color:var(--b9)}
.btn{display:inline-block;background:linear-gradient(135deg,var(--b7),var(--sky));color:#fff!important;font-weight:700;padding:14px 28px;border-radius:999px;box-shadow:0 8px 20px rgba(29,78,216,.25);transition:transform .2s;text-align:center}
.btn:hover{transform:translateY(-2px)}
.btn-sm{padding:8px 18px}
.btn-ghost{background:transparent;color:var(--b7)!important;border:2px solid var(--b7);box-shadow:none}
.btn-light{background:#fff;color:var(--b7)!important}
.btn-ghost-light{background:transparent;border:2px solid #fff;box-shadow:none}
.hero{background:radial-gradient(circle at 85% 15%,rgba(14,165,233,.35),transparent 45%),linear-gradient(160deg,var(--b9),var(--b7));color:#fff;padding:72px 0 80px}
.eyebrow{letter-spacing:.15em;font-size:.8rem;font-weight:700;color:var(--amber);text-transform:uppercase}
.hero h1{font-size:2.6rem;font-weight:900;line-height:1.2;margin:12px 0 16px}
.hero h1 span{color:#9fd8ff}
.lead{font-size:1.2rem;font-weight:700}
.sub{opacity:.9;margin:10px 0 28px;max-width:620px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.hero .btn-ghost{color:#fff!important;border-color:#fff}
.sec{padding:64px 0}.alt{background:var(--b0)}
h2{font-size:1.7rem;font-weight:900;color:var(--b9);margin-bottom:20px;line-height:1.35}
h2 small{display:block;font-size:.75rem;letter-spacing:.2em;color:var(--sky)}
.intro{color:var(--mut);margin-bottom:24px}.center{text-align:center;justify-content:center}
.grid2,.grid3,.tiers{display:grid;gap:16px;grid-template-columns:1fr}
.mt{margin-top:24px}
.card,.tier{background:#fff;border:1px solid var(--b1);border-radius:18px;padding:24px;box-shadow:0 4px 14px rgba(11,42,107,.06)}
.ico{font-size:2rem}
.card h3,.tier h3{color:var(--b7);font-size:1.1rem;margin:6px 0}
.tag{display:inline-block;font-size:.72rem;background:#fff4e0;color:#b4690e;border:1px solid var(--amber);padding:0 8px;border-radius:999px;vertical-align:middle}
.note{font-size:.85rem;color:var(--mut);margin-top:16px}
.path{list-style:none;display:grid;gap:14px;counter-reset:s}
.path li{position:relative;background:#fff;border-left:5px solid var(--b5);border-radius:14px;padding:18px 20px;box-shadow:0 4px 14px rgba(11,42,107,.07)}
.path li:nth-child(1){border-color:#9db8e0}.path li:nth-child(4){border-color:var(--amber)}
.path b{font-size:.75rem;letter-spacing:.15em;color:var(--sky)}
.path h3{color:var(--b9)}.path em{font-style:normal;font-weight:900;color:var(--b7)}
.small{font-size:.88rem;color:var(--mut);margin-top:4px}
.callout{margin-top:20px;background:var(--b1);border-radius:14px;padding:16px 20px}
.formula{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;margin-bottom:16px}
.formula span{background:#fff;border:2px solid var(--b1);border-radius:12px;padding:10px 14px;font-weight:700;color:var(--b9);text-align:center}
.formula span small{display:block;font-weight:400;font-size:.75rem;color:var(--mut)}
.formula i{font-style:normal;font-weight:900;color:var(--b7);font-size:1.3rem}
.formula .hl{background:var(--b7);color:#fff;border-color:var(--b7)}
.pct{font-size:2rem;font-weight:900;color:var(--b7);margin:4px 0 8px}
.tier.top{background:linear-gradient(160deg,var(--b9),var(--b7));color:#fff;border:0}
.tier.top h3,.tier.top .pct{color:#fff}
.steps{list-style:none;counter-reset:st;display:grid;gap:16px}
.steps li{counter-increment:st;position:relative;padding:20px 20px 20px 76px;background:var(--b0);border-radius:16px}
.steps li::before{content:counter(st);position:absolute;left:20px;top:20px;width:40px;height:40px;border-radius:50%;background:var(--b7);color:#fff;font-weight:900;display:grid;place-items:center}
.steps h3{color:var(--b9)}
.faq details{background:#fff;border:1px solid var(--b1);border-radius:14px;margin-bottom:12px;padding:16px 20px}
.faq summary{font-weight:700;color:var(--b9);cursor:pointer;list-style:none;padding-right:24px;position:relative}
.faq summary::after{content:"＋";position:absolute;right:0;color:var(--b7)}
.faq details[open] summary::after{content:"－"}
.faq details p{margin-top:10px;color:var(--mut)}
.final{background:linear-gradient(160deg,var(--b7),var(--b9));color:#fff;padding:72px 0;text-align:center}
.final h2{color:#fff;max-width:720px;margin:10px auto 16px}
.final>.wrap>p{max-width:680px;margin:0 auto 24px;opacity:.92}
.pending{display:inline-block;margin:20px 0 0;background:rgba(255,255,255,.12);border:1px dashed var(--amber);color:#ffe2b0;border-radius:10px;padding:6px 16px;font-weight:700}
.contact{display:grid;gap:12px;margin-top:32px}
.contact div{background:rgba(255,255,255,.1);border-radius:14px;padding:14px}
.contact b{display:block;font-size:1.1rem}
footer{background:var(--b9);color:#9db8e0;text-align:center;font-size:.85rem;padding:20px 0}
@media(min-width:760px){
.menu-btn{display:none}
.links{display:flex;position:static;flex-direction:row;padding:0;border:0;background:none;gap:20px;align-items:center}
.hero{padding:110px 0 120px}.hero h1{font-size:3.8rem}
.grid2{grid-template-columns:1fr 1fr}.grid3,.tiers,.contact{grid-template-columns:repeat(3,1fr)}
.path{grid-template-columns:repeat(4,1fr)}.steps{grid-template-columns:1fr 1fr}
h2{font-size:2.1rem}.sec{padding:88px 0}
}