:root {
  color-scheme: light;
  --navy-950: #071a35;
  --navy-900: #0b2851;
  --navy-800: #123b72;
  --blue-100: #e8f1fb;
  --blue-50: #f4f8fd;
  --gold: #f2b84b;
  --gold-dark: #9a5d00;
  --green: #12623f;
  --green-soft: #e1f4e9;
  --ink: #14243b;
  --muted: #5b6b80;
  --line: #d7e0eb;
  --white: #ffffff;
}

* { box-sizing: border-box; }
html { min-width: 320px; scroll-behavior: smooth; font-size: 16px; }
body {
  margin: 0;
  background: var(--blue-50);
  color: var(--ink);
  font-family: Arial, "Noto Sans TC", "PingFang HK", "Microsoft JhengHei", sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
button, input { font: inherit; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 20; background: #fff; padding: .75rem 1rem; border-radius: .5rem; }
.skip-link:focus { top: 1rem; }
.site-header { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid rgb(255 255 255 / 14%); background: rgb(7 26 53 / 94%); color: #fff; backdrop-filter: blur(12px); }
.header-inner { width: min(1160px, calc(100% - 2rem)); min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin: auto; }
.brand { display: inline-flex; align-items: center; gap: .75rem; color: #fff; text-decoration: none; font-size: 1.18rem; font-weight: 900; }
.brand-mark { width: 2.45rem; height: 2.45rem; display: grid; place-items: center; border-radius: .8rem; background: var(--gold); color: var(--navy-950); font-size: 1.25rem; }
.nav-links { display: flex; align-items: center; gap: 1.35rem; }
.nav-links a { color: #e7eff9; text-decoration: none; font-size: .95rem; font-weight: 800; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--gold); }
.container { width: min(1160px, calc(100% - 2rem)); margin-inline: auto; }
.hero { overflow: hidden; background: radial-gradient(circle at 78% 18%, rgb(242 184 75 / 22%) 0, transparent 21rem), linear-gradient(135deg, var(--navy-950), var(--navy-800)); color: #fff; }
.hero-inner { min-height: 610px; display: grid; grid-template-columns: 1.12fr .88fr; align-items: center; gap: 4rem; padding-block: 5rem; }
.eyebrow { margin: 0 0 .75rem; color: var(--gold); font-size: .95rem; font-weight: 900; letter-spacing: .08em; }
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 { max-width: 13ch; margin: 0; font-size: clamp(2.55rem, 6vw, 5.2rem); line-height: 1.05; letter-spacing: -.045em; }
.hero-copy { max-width: 43rem; margin: 1.4rem 0 0; color: #d8e5f5; font-size: clamp(1.08rem, 2vw, 1.3rem); }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: .55rem; border: 2px solid transparent; border-radius: .8rem; padding: .65rem 1.2rem; text-decoration: none; font-size: 1rem; font-weight: 900; }
.button-primary { background: var(--gold); color: var(--navy-950); box-shadow: 0 8px 22px rgb(0 0 0 / 22%); }
.button-primary:hover { background: #ffd16f; }
.button-secondary { border-color: rgb(255 255 255 / 42%); color: #fff; }
.button-secondary:hover { background: rgb(255 255 255 / 10%); }
.price-card { position: relative; border: 1px solid rgb(255 255 255 / 24%); border-radius: 1.5rem; background: rgb(255 255 255 / 10%); padding: 2rem; box-shadow: 0 24px 70px rgb(0 0 0 / 24%); backdrop-filter: blur(12px); }
.price-card::before { content: ""; position: absolute; inset: .7rem; border: 1px solid rgb(255 255 255 / 10%); border-radius: 1rem; pointer-events: none; }
.price-label { margin: 0; color: #c9d8eb; font-weight: 800; }
.price { display: flex; align-items: baseline; gap: .35rem; margin: .45rem 0; }
.price strong { color: var(--gold); font-size: clamp(3.5rem, 8vw, 5.3rem); line-height: 1; }
.price span { font-size: 1.3rem; font-weight: 900; }
.price-card ul { margin: 1.45rem 0 0; padding: 0; list-style: none; }
.price-card li { display: flex; gap: .7rem; padding: .55rem 0; color: #edf4fc; font-size: 1.02rem; }
.price-card li::before { content: "✓"; color: var(--gold); font-weight: 900; }
.section { padding-block: 5rem; }
.section-white { background: #fff; }
.section-heading { max-width: 740px; margin-bottom: 2.1rem; }
.section-heading h2, .legal-page h1, .confirm-card h1 { margin: 0; color: var(--navy-950); font-size: clamp(2rem, 4vw, 3.3rem); line-height: 1.15; letter-spacing: -.03em; }
.section-heading p { margin: .8rem 0 0; color: var(--muted); font-size: 1.08rem; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature-card { min-height: 235px; border: 1px solid var(--line); border-radius: 1.1rem; background: #fff; padding: 1.5rem; box-shadow: 0 10px 34px rgb(17 53 94 / 7%); }
.feature-number { width: 2.8rem; height: 2.8rem; display: grid; place-items: center; border-radius: .75rem; background: var(--blue-100); color: var(--navy-800); font-size: 1.05rem; font-weight: 900; }
.feature-card h3 { margin: 1.2rem 0 .5rem; color: var(--navy-900); font-size: 1.25rem; }
.feature-card p { margin: 0; color: var(--muted); }
.steps { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; counter-reset: steps; }
.step { counter-increment: steps; display: grid; grid-template-columns: 3.5rem 1fr; gap: 1rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--blue-50); padding: 1.3rem; }
.step::before { content: counter(steps); width: 3.1rem; height: 3.1rem; display: grid; place-items: center; border-radius: 50%; background: var(--navy-800); color: #fff; font-size: 1.15rem; font-weight: 900; }
.step h3 { margin: .1rem 0 .3rem; color: var(--navy-900); font-size: 1.14rem; }
.step p { margin: 0; color: var(--muted); }
.notice-box { margin-top: 1.2rem; border-left: .35rem solid var(--gold); border-radius: .75rem; background: #fff7e4; padding: 1rem 1.2rem; color: #643f08; font-weight: 750; }
.responsible { background: var(--navy-950); color: #fff; }
.responsible-inner { display: grid; grid-template-columns: .7fr 1.3fr; gap: 3rem; align-items: start; }
.responsible h2 { margin: 0; color: var(--gold); font-size: clamp(2rem, 4vw, 3.1rem); line-height: 1.15; }
.responsible p { margin: 0; color: #d6e2f1; font-size: 1.08rem; }
.responsible strong { color: #fff; }
.site-footer { border-top: 1px solid #dce4ee; background: #fff; }
.footer-inner { min-height: 115px; display: flex; align-items: center; justify-content: space-between; gap: 1.4rem; padding-block: 1.5rem; }
.footer-inner p { margin: 0; color: var(--muted); font-size: .9rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.footer-links a { color: var(--navy-800); font-size: .92rem; font-weight: 800; }
.legal-page, .confirm-page { min-height: calc(100vh - 188px); padding-block: 4rem 6rem; }
.legal-page article { max-width: 840px; border: 1px solid var(--line); border-radius: 1.25rem; background: #fff; padding: clamp(1.4rem, 4vw, 3rem); box-shadow: 0 14px 44px rgb(17 53 94 / 8%); }
.legal-page h1 { max-width: none; margin-bottom: .5rem; }
.legal-page .updated { margin: 0 0 2rem; color: var(--muted); }
.legal-page h2 { margin: 2rem 0 .5rem; color: var(--navy-900); font-size: 1.35rem; }
.legal-page p, .legal-page li { color: #43546a; font-size: 1rem; }
.legal-page a { color: var(--navy-800); font-weight: 800; }
.confirm-page { display: grid; place-items: center; }
.confirm-card { width: min(650px, 100%); border: 1px solid var(--line); border-radius: 1.4rem; background: #fff; padding: clamp(1.5rem, 5vw, 3.4rem); text-align: center; box-shadow: 0 18px 54px rgb(17 53 94 / 12%); }
.confirm-icon { width: 5rem; height: 5rem; display: grid; place-items: center; margin: 0 auto 1.3rem; border-radius: 50%; background: var(--green-soft); color: var(--green); font-size: 2.5rem; font-weight: 900; }
.confirm-card h1 { max-width: none; }
.confirm-card p { color: var(--muted); font-size: 1.08rem; }
.confirm-card .button { margin-top: 1rem; background: var(--navy-800); color: #fff; }
.contact-list { padding-left: 1.2rem; }
.contact-email { display: inline-block; margin-top: .5rem; color: var(--navy-800); font-size: 1.15rem; font-weight: 900; }

@media (max-width: 820px) {
  .nav-links a:not(.nav-primary) { display: none; }
  .hero-inner, .responsible-inner { grid-template-columns: 1fr; }
  .hero-inner { gap: 2.5rem; padding-block: 4rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 0; }
}
@media (max-width: 620px) {
  .header-inner, .container { width: min(100% - 1.25rem, 1160px); }
  .brand { font-size: 1.05rem; }
  .hero-inner { min-height: auto; }
  h1 { font-size: 2.65rem; }
  .steps { grid-template-columns: 1fr; }
  .step { grid-template-columns: 3rem 1fr; }
  .step::before { width: 2.7rem; height: 2.7rem; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }