:root {
  --ink: #171717;
  --ink-soft: #3f3f3f;
  --navy: #171717;
  --paper: #f3f3f0;
  --paper-deep: #e5e5e1;
  --white: #ffffff;
  --teal: #d1a51f;
  --teal-light: #f2e6ae;
  --coral: #272727;
  --coral-light: #e3e3df;
  --line: rgba(23, 23, 23, .16);
  --muted: #686868;
  --max: 1180px;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  --serif: "Noto Serif TC", "Songti TC", Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.72; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--teal); }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.skip-link { position: fixed; top: -80px; left: 20px; z-index: 100; background: var(--white); padding: 10px 16px; border: 2px solid var(--teal); }
.skip-link:focus { top: 12px; }
.container { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }
.section { padding: 92px 0; }
.section-tight { padding: 56px 0; }
.eyebrow { display: inline-flex; gap: 10px; align-items: center; color: var(--teal); font-size: .78rem; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 18px; height: 2px; background: var(--coral); }
.display { margin: 20px 0 20px; max-width: 840px; font-family: var(--serif); font-size: clamp(2.45rem, 5vw, 5.2rem); font-weight: 700; letter-spacing: -.055em; line-height: 1.05; }
.display em { color: var(--teal); font-style: normal; }
h1, h2, h3 { color: var(--ink); line-height: 1.22; }
h2 { margin: 16px 0 18px; max-width: 770px; font-family: var(--serif); font-size: clamp(2rem, 3.4vw, 3.35rem); letter-spacing: -.04em; }
h3 { margin: 0 0 12px; font-size: 1.22rem; }
p { margin: 0 0 16px; }
.lead { max-width: 690px; color: var(--ink-soft); font-size: 1.16rem; line-height: 1.85; }
.muted { color: var(--muted); }
.caption { color: var(--muted); font-size: .84rem; }
.rule { height: 1px; border: 0; background: var(--line); margin: 34px 0; }

.site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid rgba(255,255,255,.1); background: rgba(23,23,23,.93); backdrop-filter: blur(14px); }
.nav-wrap { display: flex; min-height: 74px; align-items: center; justify-content: space-between; gap: 22px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: #fff; font-weight: 800; letter-spacing: .01em; }
.brand:hover { color: #fff; }
.brand-mark { display: block; width: 38px; height: 38px; flex: 0 0 38px; object-fit: contain; border-radius: 10px; box-shadow: 0 7px 18px rgba(0,0,0,.28); transition: transform .22s ease, filter .22s ease; }
.brand:hover .brand-mark { transform: translateY(-1px) rotate(-2deg); filter: drop-shadow(0 0 8px rgba(247,199,68,.36)); }
.brand-text small { display: block; margin-top: 2px; color: #c8c8c4; font-size: .62rem; font-weight: 700; letter-spacing: .12em; }
.nav-links { display: flex; align-items: center; gap: 18px; color: #d8d8d2; font-size: .91rem; }
.nav-links a { color: #d8d8d2; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: #fff; }
.nav-links .nav-cta { border: 1px solid var(--teal); color: #fff; padding: 9px 13px; }
.nav-links .nav-cta:hover { background: var(--teal); color: var(--ink); }
.menu-toggle { display: none; border: 1px solid rgba(255,255,255,.45); background: transparent; color: #fff; padding: 7px 10px; }

.hero { overflow: hidden; background: var(--navy); color: #fff; }
.hero-grid { display: grid; min-height: 654px; grid-template-columns: 1.08fr .92fr; align-items: stretch; }
.hero-copy { position: relative; z-index: 2; display: flex; flex-direction: column; justify-content: center; padding: 100px 40px 100px 0; }
.hero .eyebrow { color: #f1d36a; }
.hero .display { color: #fff; }
.hero .lead { color: #deded9; }
.hero-image { position: relative; min-height: 460px; }
.hero-image::before { content: ""; position: absolute; z-index: 1; inset: 0; background: linear-gradient(90deg, var(--navy) 0%, rgba(23,23,23,.64) 18%, rgba(23,23,23,.1) 55%, rgba(23,23,23,.05) 100%); }
.hero-image img { width: 100%; height: 100%; object-fit: cover; }
.hero-signal { position: absolute; right: 0; bottom: 0; z-index: 3; width: 210px; background: var(--teal); padding: 22px; color: var(--ink); }
.hero-signal strong { display: block; font-size: 1.8rem; line-height: 1; }
.hero-signal span { display: block; margin-top: 8px; font-size: .78rem; line-height: 1.5; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px; padding: 11px 18px; border: 1px solid var(--ink); background: var(--ink); color: #fff; font-weight: 800; transition: transform .18s ease, background .18s ease; }
.btn:hover { transform: translateY(-2px); background: var(--teal); color: var(--ink); border-color: var(--teal); }
.btn-outline { border-color: rgba(255,255,255,.45); background: transparent; color: #fff; }
.btn-outline:hover { background: #fff; color: var(--ink); border-color: #fff; }
.btn-light { background: var(--white); border-color: var(--white); color: var(--ink); }
.btn-light:hover { background: var(--teal-light); border-color: var(--teal-light); color: var(--ink); }

.context-band { padding: 26px 0; background: var(--teal); color: var(--ink); }
.context-grid { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 24px; }
.context-grid div { padding-left: 18px; border-left: 1px solid rgba(255,255,255,.43); }
.context-grid strong { display: block; margin-bottom: 2px; font-size: .82rem; letter-spacing: .08em; }
.context-grid span { font-size: .9rem; }

.split { display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(40px, 7vw, 110px); align-items: start; }
.side-note { padding-top: 20px; color: var(--muted); }
.side-note strong { display: block; margin-bottom: 8px; color: var(--coral); font-size: .8rem; letter-spacing: .09em; }
.number-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.number-item { display: grid; grid-template-columns: 66px 1fr; gap: 14px; padding: 23px 0; border-bottom: 1px solid var(--line); }
.number { color: var(--teal); font-family: var(--serif); font-size: 1.6rem; font-weight: 700; }

.card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 40px; }
.card { position: relative; overflow: hidden; min-height: 250px; padding: 25px; background: var(--white); border: 1px solid rgba(23,23,23,.10); transition: transform .2s ease, box-shadow .2s ease; }
.card:hover { transform: translateY(-5px); box-shadow: 0 18px 40px rgba(23,23,23,.12); }
.card-index { display: flex; justify-content: space-between; color: var(--teal); font-size: .77rem; font-weight: 800; letter-spacing: .1em; }
.card p { color: var(--muted); font-size: .92rem; }
.card-arrow { position: absolute; right: 25px; bottom: 23px; color: var(--coral); font-size: 1.5rem; }

.dark-section { background: var(--navy); color: #fff; }
.dark-section h2, .dark-section h3 { color: #fff; }
.dark-section .lead { color: #d2d2cd; }
.article-grid { display: grid; grid-template-columns: 1.25fr .75fr .75fr; gap: 16px; margin-top: 36px; }
.article-card { min-height: 240px; padding: 24px; background: rgba(255,255,255,.065); border: 1px solid rgba(255,255,255,.14); }
.article-card.featured { min-height: 330px; background: var(--teal); }
.article-card.featured h3 { color: var(--ink); }
.article-card.featured p { color: var(--ink-soft); }
.article-card.featured a { color: var(--ink); }
.article-card.featured small { color: var(--coral); }
.article-card small { color: #e4d78e; font-weight: 800; letter-spacing: .08em; }
.article-card h3 { margin-top: 46px; font-family: var(--serif); font-size: 1.6rem; }
.article-card p { color: #d6d6d1; font-size: .91rem; }
.article-card a { display: inline-block; margin-top: 16px; color: #fff; font-weight: 800; }

.proof-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 38px; }
.proof { padding: 25px 0 0; border-top: 2px solid var(--ink); }
.proof:nth-child(2) { border-color: var(--teal); }
.proof:nth-child(3) { border-color: var(--coral); }
.proof strong { display: block; margin-bottom: 9px; font-size: 1.12rem; }
.proof p { color: var(--muted); font-size: .92rem; }

.cta-panel { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; align-items: end; padding: 48px; background: var(--coral-light); border-left: 7px solid var(--coral); }
.cta-panel h2 { margin-bottom: 0; }
.cta-panel p { margin-bottom: 0; color: var(--ink-soft); }

.page-hero { padding: 94px 0 74px; background: var(--navy); color: #fff; }
.page-hero h1 { margin: 16px 0; max-width: 780px; color: #fff; font-family: var(--serif); font-size: clamp(2.55rem, 5vw, 4.8rem); letter-spacing: -.05em; line-height: 1.08; }
.page-hero .lead { color: #d2d2cd; }
.breadcrumb { color: #bdbdb7; font-size: .85rem; }
.breadcrumb a { color: #fff; }

.service-layout { display: grid; grid-template-columns: 270px 1fr; gap: 54px; }
.service-nav { position: sticky; top: 96px; align-self: start; border-top: 1px solid var(--line); }
.service-nav a { display: block; padding: 13px 0; border-bottom: 1px solid var(--line); color: var(--ink-soft); font-size: .94rem; }
.service-nav a:hover { padding-left: 7px; color: var(--teal); }
.service-block { display: grid; grid-template-columns: 88px 1fr; gap: 24px; padding: 38px 0; border-top: 1px solid var(--line); }
.service-block:first-child { padding-top: 0; border-top: 0; }
.service-number { color: var(--coral); font-family: var(--serif); font-size: 2.05rem; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.tag { padding: 4px 9px; background: var(--teal-light); color: #6f5810; font-size: .76rem; font-weight: 800; }
.tag.pending { background: var(--coral-light); color: #4d4d4a; }

.case-hero-image { height: 310px; margin-top: 38px; overflow: hidden; }
.case-hero-image img { width: 100%; height: 100%; object-fit: cover; }
.case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.case { padding: 30px; background: var(--white); border: 1px solid var(--line); }
.case-topline { color: var(--coral); font-size: .75rem; font-weight: 800; letter-spacing: .09em; }
.case dl { margin: 22px 0 0; }
.case dt { margin-top: 12px; color: var(--muted); font-size: .76rem; font-weight: 800; letter-spacing: .08em; }
.case dd { margin: 3px 0 0; color: var(--ink-soft); }
.notice { padding: 20px 22px; background: var(--coral-light); border-left: 4px solid var(--coral); color: var(--ink-soft); }

.filter-bar { display: flex; flex-wrap: wrap; gap: 9px; padding: 20px 0 32px; border-bottom: 1px solid var(--line); }
.filter-button { border: 1px solid var(--line); background: transparent; padding: 8px 12px; color: var(--ink-soft); font-size: .84rem; font-weight: 800; }
.filter-button:hover, .filter-button.is-active { border-color: var(--teal); background: var(--teal); color: var(--ink); }
.insight-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 36px; }
.insight { padding: 31px 0; border-bottom: 1px solid var(--line); }
.insight:nth-child(1), .insight:nth-child(2) { padding-top: 34px; }
.insight .meta { color: var(--muted); font-size: .78rem; font-weight: 800; letter-spacing: .05em; }
.insight h2 { margin: 12px 0; font-size: 1.75rem; }
.insight p { color: var(--ink-soft); font-size: .95rem; }
.insight[hidden] { display: none; }
.article-long { max-width: 790px; margin: 70px auto 0; }
.article-long h2 { margin-top: 56px; font-size: 2rem; }
.article-long ul { padding-left: 1.3em; }
.article-long li { margin-bottom: 9px; }
.source-list { padding-left: 0; list-style: none; }
.source-list li { padding: 11px 0; border-bottom: 1px solid var(--line); }
.source-list a { color: var(--teal); text-decoration: underline; text-underline-offset: 4px; }

.principle-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 38px; }
.principle { min-height: 198px; padding: 28px; background: var(--white); border-top: 3px solid var(--teal); }
.principle:nth-child(3n) { border-color: var(--coral); }
.principle p { color: var(--muted); font-size: .93rem; }
.faq { max-width: 850px; }
.faq-item { border-top: 1px solid var(--line); }
.faq-item button { display: flex; width: 100%; justify-content: space-between; gap: 20px; padding: 20px 0; border: 0; background: transparent; color: var(--ink); text-align: left; font-weight: 800; }
.faq-item button::after { content: "+"; color: var(--teal); font-size: 1.4rem; }
.faq-item button[aria-expanded="true"]::after { content: "−"; }
.faq-answer { display: none; padding: 0 35px 19px 0; color: var(--ink-soft); }
.faq-answer.is-open { display: block; }

.profile-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 54px; }
.profile-card { padding: 28px; background: var(--white); border-top: 4px solid var(--teal); }
.profile-card p { color: var(--muted); font-size: .92rem; }
.status-row { display: flex; align-items: center; gap: 10px; margin: 14px 0; }
.status { display: inline-flex; align-items: center; padding: 3px 8px; font-size: .7rem; font-weight: 900; letter-spacing: .07em; }
.status.verified { background: var(--teal-light); color: #11665f; }
.status.pending { background: var(--coral-light); color: #4d4d4a; }
.facts { border-top: 1px solid var(--line); }
.fact { display: grid; grid-template-columns: 180px 1fr; gap: 24px; padding: 21px 0; border-bottom: 1px solid var(--line); }
.fact dt { color: var(--muted); font-size: .8rem; font-weight: 800; }
.fact dd { margin: 0; color: var(--ink-soft); }

.contact-layout { display: grid; grid-template-columns: .84fr 1.16fr; gap: 44px; }
.contact-panel { padding: 30px; background: var(--navy); color: #fff; }
.contact-panel h2, .contact-panel h3 { color: #fff; }
.contact-panel p { color: #d2d2cd; }
.contact-panel ul { padding-left: 18px; color: #d2d2cd; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { color: var(--ink-soft); font-size: .85rem; font-weight: 800; }
.field input, .field select, .field textarea { width: 100%; padding: 12px 13px; border: 1px solid var(--line); border-radius: 0; background: #fff; color: var(--ink); }
.field textarea { min-height: 144px; resize: vertical; }
.form-note { margin-top: 15px; color: var(--muted); font-size: .8rem; }
.form-message { display: none; margin-top: 16px; padding: 12px; background: var(--teal-light); color: #125e58; font-weight: 800; }
.form-message.show { display: block; }

.legal { max-width: 820px; }
.legal h2 { margin-top: 48px; font-size: 1.8rem; }
.legal p, .legal li { color: var(--ink-soft); }
.legal ul { padding-left: 1.3em; }

.site-footer { padding: 54px 0 28px; background: #171717; color: #e3e3df; }
.footer-grid { display: grid; grid-template-columns: 1.25fr .75fr .75fr; gap: 42px; }
.footer-grid h3 { margin: 0 0 14px; color: #fff; font-size: .94rem; }
.footer-grid a { display: block; margin: 8px 0; color: #b7c4d2; font-size: .88rem; }
.footer-grid a:hover { color: #fff; }
.footer-note { margin-top: 38px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.13); color: #a4a4a0; font-size: .76rem; }

@media (max-width: 900px) {
  .nav-links { position: absolute; top: 74px; right: 0; left: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 24px 24px; background: var(--navy); border-top: 1px solid rgba(255,255,255,.1); }
  .nav-links.is-open { display: flex; }
  .nav-links a { padding: 11px 0; }
  .nav-links .nav-cta { margin-top: 8px; text-align: center; }
  .menu-toggle { display: block; }
  .hero-grid, .split, .cta-panel, .profile-layout, .contact-layout { grid-template-columns: 1fr; }
  .hero-copy { min-height: 500px; padding: 76px 0 42px; }
  .hero-image { min-height: 300px; }
  .hero-image::before { background: linear-gradient(180deg, var(--navy) 0%, rgba(23,23,23,.1) 55%); }
  .hero-signal { width: 190px; }
  .context-grid { grid-template-columns: 1fr; gap: 13px; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .article-grid, .proof-grid { grid-template-columns: 1fr; }
  .service-layout { grid-template-columns: 1fr; gap: 28px; }
  .service-nav { position: static; display: flex; flex-wrap: wrap; gap: 12px; border: 0; }
  .service-nav a { border: 0; padding: 0; }
  .case-grid, .insight-list, .principle-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .container { width: min(calc(100% - 32px), var(--max)); }
  .section { padding: 68px 0; }
  .display { font-size: 2.8rem; }
  .page-hero { padding: 70px 0 54px; }
  .card-grid { grid-template-columns: 1fr; }
  .service-block { grid-template-columns: 1fr; gap: 4px; }
  .fact { grid-template-columns: 1fr; gap: 6px; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .cta-panel { padding: 28px; }
}