:root {
  --navy: #071625;
  --navy-2: #0e2639;
  --ink: #172635;
  --muted: #687480;
  --paper: #f2efe8;
  --paper-2: #e8e3d9;
  --white: #fcfbf8;
  --gold: #a98455;
  --gold-soft: #d8c19b;
  --teal: #315f5a;
  --line: rgba(7, 22, 37, .14);
  --shadow: 0 24px 64px rgba(7, 22, 37, .11);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif; line-height: 1.8; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; }
.container { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.eyebrow { margin: 0 0 16px; color: var(--gold); font-size: 11px; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; }
.section { padding: 118px 0; }
.section--light { background: var(--white); }
.section--navy { background: var(--navy); color: white; }
.section-head { display: grid; grid-template-columns: .95fr 1.05fr; gap: 76px; align-items: end; margin-bottom: 54px; }
.section-head h2 { margin: 0; font: 500 clamp(34px, 4.8vw, 60px)/1.17 "Noto Serif SC", "Songti SC", STSong, serif; letter-spacing: -.025em; }
.section-head > p { margin: 0; max-width: 620px; color: var(--muted); font-size: 15px; }
.section--navy .section-head > p { color: #aebcc7; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 20; color: white; background: rgba(7, 22, 37, .9); border-bottom: 1px solid rgba(255,255,255,.1); backdrop-filter: blur(18px); }
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; gap: 13px; }
.brand__mark { width: 40px; height: 40px; border: 1px solid rgba(216,193,155,.65); display: grid; place-items: center; font-family: "Songti SC", STSong, serif; font-size: 21px; color: var(--gold-soft); }
.brand__text strong { display: block; letter-spacing: .13em; font-size: 15px; font-weight: 600; }
.brand__text span { display: block; font-size: 8px; letter-spacing: .21em; color: #91a2b0; }
.nav__links { display: flex; align-items: center; gap: 27px; font-size: 13px; }
.nav__links a { color: #ced8df; transition: color .2s; }
.nav__links a:hover { color: white; }
.nav__cta { padding: 10px 17px; border: 1px solid rgba(216,193,155,.6); }
.nav__toggle { display: none; border: 0; color: white; background: transparent; font-size: 22px; }

.hero { position: relative; padding-top: 76px; overflow: hidden; color: white; background:
  linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px) 0 0/88px 88px,
  linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px) 0 0/88px 88px,
  radial-gradient(circle at 82% 28%, rgba(169,132,85,.16), transparent 34%),
  var(--navy); }
.hero::after { content: ""; position: absolute; inset: 108px 0 auto; height: 1px; background: linear-gradient(90deg, transparent, rgba(216,193,155,.35), transparent); }
.hero__grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: 62px; align-items: center; padding: 54px 0; }
.hero__content { padding: 0; position: relative; z-index: 2; }
.hero h1 { margin: 0; max-width: 720px; font: 500 clamp(50px, 6.3vw, 82px)/1.03 "Noto Serif SC", "Songti SC", STSong, serif; letter-spacing: -.04em; }
.hero h1 span { display: block; max-width: 700px; margin-top: 22px; color: var(--gold-soft); font-size: .48em; line-height: 1.28; letter-spacing: .01em; }
.hero__lead { max-width: 650px; margin: 28px 0 0; color: #cbd7df; font: 400 clamp(16px, 1.55vw, 19px)/1.85 "Noto Serif SC", "Songti SC", STSong, serif; }
.hero__meta { margin: 30px 0 0; padding: 20px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; list-style: none; border-top: 1px solid rgba(255,255,255,.13); }
.hero__meta li { position: relative; padding-left: 14px; color: #aebdc8; font-size: 12px; }
.hero__meta li::before { content: ""; position: absolute; width: 4px; height: 4px; left: 0; top: .82em; background: var(--gold); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 23px; border: 1px solid var(--line); border-radius: 0; background: transparent; color: inherit; font-weight: 650; font-size: 13px; letter-spacing: .03em; cursor: pointer; }
.btn--gold { background: var(--gold); border-color: var(--gold); color: white; }
.btn--ghost { border-color: rgba(255,255,255,.28); color: white; }
.btn--dark { background: var(--navy); border-color: var(--navy); color: white; }
.hero__portrait { align-self: center; position: relative; padding: 0; }
.portrait-frame { max-width: 400px; margin-left: auto; position: relative; }
.portrait-frame::before { content: ""; position: absolute; inset: 30px -24px -24px 30px; border: 1px solid rgba(216,193,155,.45); }
.portrait-frame img { position: relative; z-index: 2; display: block; width: 100%; height: auto; filter: saturate(.82) contrast(1.04); }

.trustbar { color: white; background: #04111d; border-top: 1px solid rgba(255,255,255,.08); }
.trustbar__grid { min-height: 116px; display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-item { padding: 26px 26px; border-right: 1px solid rgba(255,255,255,.09); }
.trust-item:first-child { border-left: 1px solid rgba(255,255,255,.09); }
.trust-item strong { display: block; color: var(--gold-soft); font: 500 20px/1.3 "Noto Serif SC", "Songti SC", STSong, serif; }
.trust-item span { display: block; margin-top: 4px; color: #8598a7; font-size: 11px; }

.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 92px; align-items: start; }
.about-title { position: sticky; top: 118px; }
.about-title h2 { margin: 0; font: 500 clamp(38px, 5vw, 64px)/1.15 "Noto Serif SC", "Songti SC", STSong, serif; letter-spacing: -.03em; }
.about-copy > p { margin: 0 0 20px; color: #40505d; font: 400 16px/1.95 "Noto Serif SC", "Songti SC", STSong, serif; }
.credential-list { margin-top: 36px; border-top: 1px solid var(--line); }
.credential { display: grid; grid-template-columns: 150px 1fr; gap: 28px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.credential span { color: var(--muted); font-size: 12px; }
.credential strong { font-weight: 600; }

.audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(255,255,255,.14); border: 1px solid var(--line); }
.audience-card { padding: 48px; min-height: 405px; background: var(--navy-2); color: white; }
.audience-card:nth-child(2) { background: #17322f; }
.audience-card h3 { margin: 10px 0 16px; font: 500 34px/1.3 "Noto Serif SC", "Songti SC", STSong, serif; }
.audience-card > p:not(.eyebrow) { max-width: 520px; color: #bfccd4; font-size: 14px; }
.audience-card ul { padding-left: 20px; color: #edf1f2; font-size: 14px; }
.text-link { display: inline-block; margin-top: 16px; color: var(--gold-soft); font-weight: 650; font-size: 13px; }
.practice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 22px; background: var(--line); border: 1px solid var(--line); }
.practice-card { min-height: 295px; padding: 36px; background: var(--white); }
.practice-card__num { color: var(--gold); font: 600 12px/1 Georgia, serif; letter-spacing: .17em; }
.practice-card h3 { margin: 28px 0 13px; font: 500 24px/1.4 "Noto Serif SC", "Songti SC", STSong, serif; }
.practice-card p { color: var(--muted); font-size: 13px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 22px; }
.tag { padding: 5px 9px; border: 1px solid var(--line); color: #596773; font-size: 10px; }

.method { display: grid; grid-template-columns: .92fr 1.08fr; gap: 90px; align-items: center; }
.method h2 { margin: 0; font: 500 clamp(40px, 5vw, 64px)/1.15 "Noto Serif SC", "Songti SC", STSong, serif; }
.method__intro { max-width: 520px; color: #aebcc7; font-size: 14px; }
.method-list { counter-reset: method; border-top: 1px solid rgba(255,255,255,.14); }
.method-item { counter-increment: method; display: grid; grid-template-columns: 54px 1fr; gap: 20px; padding: 24px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.method-item::before { content: "0" counter(method); color: var(--gold-soft); font: 500 12px/1.8 Georgia, serif; letter-spacing: .12em; }
.method-item h3 { margin: 0 0 5px; font: 500 22px "Noto Serif SC", "Songti SC", STSong, serif; }
.method-item p { margin: 0; color: #99abb8; font-size: 13px; }

.case-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.case-card { position: relative; min-height: 292px; padding: 40px; background: var(--white); }
.case-card:first-child { grid-row: span 2; min-height: 585px; color: white; background: var(--navy); }
.case-card__amount { color: var(--gold); font: 500 clamp(26px, 3vw, 38px)/1.2 "Noto Serif SC", "Songti SC", STSong, serif; }
.case-card h3 { margin: 30px 0 14px; font: 500 27px/1.42 "Noto Serif SC", "Songti SC", STSong, serif; }
.case-card p { color: var(--muted); font-size: 14px; }
.case-card:first-child p { color: #aebcc7; }
.case-card__meta { position: absolute; left: 40px; right: 40px; bottom: 32px; padding-top: 17px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.case-card:first-child .case-card__meta { border-color: rgba(255,255,255,.14); color: #8298a7; }

.answer-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.answer-card { display: flex; flex-direction: column; min-height: 290px; padding: 38px; background: var(--paper); transition: background .2s; }
.answer-card:hover { background: #ebe6dc; }
.answer-card__label { color: var(--teal); font-size: 10px; font-weight: 700; letter-spacing: .15em; }
.answer-card h3 { margin: 24px 0 13px; font: 500 25px/1.45 "Noto Serif SC", "Songti SC", STSong, serif; }
.answer-card p { color: var(--muted); font-size: 13px; }
.answer-card .text-link { margin-top: auto; color: var(--navy); }

.media-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; border: 1px solid rgba(255,255,255,.15); background: rgba(255,255,255,.15); }
.media-card { padding: 38px; background: var(--navy); }
.media-card__source { color: var(--gold-soft); font-size: 11px; font-weight: 700; letter-spacing: .13em; }
.media-card h3 { margin: 18px 0; font: 500 24px/1.5 "Noto Serif SC", "Songti SC", STSong, serif; }
.media-card p { color: #93a6b4; font-size: 12px; }
.faq { max-width: 920px; margin: 0 auto; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; padding: 25px 48px 25px 0; list-style: none; position: relative; font: 500 20px/1.5 "Noto Serif SC", "Songti SC", STSong, serif; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 23px; color: var(--gold); font-family: system-ui; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: -4px 0 25px; color: var(--muted); }

.contact { border-top: 1px solid rgba(255,255,255,.08); }
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 78px; align-items: end; }
.contact h2 { margin: 0; font: 500 clamp(44px, 6vw, 76px)/1.15 "Noto Serif SC", "Songti SC", STSong, serif; }
.contact p { max-width: 640px; color: #aebcc7; }
.contact-card { padding: 36px; color: var(--navy); background: var(--white); border-top: 3px solid var(--gold); }
.contact-line { display: flex; justify-content: space-between; gap: 20px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.contact-line span { color: var(--muted); font-size: 11px; }
.contact-line strong { max-width: 72%; text-align: right; font-weight: 600; }
.footer { padding: 27px 0; color: #7f929f; background: #030d16; font-size: 10px; }
.footer__grid { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 24px; }
.footer a { color: #a9bac6; }
.footer a:hover { color: var(--gold-soft); }

.article-hero { padding: 158px 0 86px; color: white; background: var(--navy); }
.article-hero h1 { max-width: 900px; margin: 0; font: 500 clamp(40px, 6vw, 70px)/1.2 "Noto Serif SC", "Songti SC", STSong, serif; }
.article-hero p { max-width: 780px; color: #b4c2cc; font-size: 17px; }
.breadcrumb { margin-bottom: 28px; color: #8da1b0; font-size: 11px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 72px; align-items: start; }
.article-main { font-size: 16px; }
.article-main h2 { margin: 52px 0 18px; font: 500 32px/1.3 "Noto Serif SC", "Songti SC", STSong, serif; }
.article-main h3 { margin: 34px 0 12px; font: 500 22px "Noto Serif SC", "Songti SC", STSong, serif; }
.direct-answer { padding: 30px; margin-bottom: 38px; background: #e5edea; border-left: 3px solid var(--teal); }
.direct-answer strong { display: block; margin-bottom: 7px; color: var(--teal); }
.answer-table { width: 100%; margin: 25px 0; border-collapse: collapse; font-size: 14px; }
.answer-table th, .answer-table td { padding: 14px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.answer-table th { background: var(--paper-2); }
.article-aside { position: sticky; top: 108px; padding: 28px; color: white; background: var(--navy); border-top: 2px solid var(--gold); }
.article-aside strong { font: 500 21px "Noto Serif SC", "Songti SC", STSong, serif; }
.article-aside p { color: #adbdc8; font-size: 12px; }
.article-aside .btn { width: 100%; margin-top: 10px; }
.source-note { margin-top: 44px; padding-top: 23px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }

@media (max-width: 920px) {
  .nav__toggle { display: block; }
  .nav__links { display: none; position: absolute; top: 76px; left: 0; right: 0; padding: 24px; background: var(--navy); flex-direction: column; align-items: stretch; border-top: 1px solid rgba(255,255,255,.1); }
  .nav__links.is-open { display: flex; }
  .hero__grid, .section-head, .about-grid, .method, .contact-grid, .article-layout { grid-template-columns: 1fr; }
  .hero__grid { gap: 18px; padding: 42px 0 30px; }
  .hero__content { padding: 0; }
  .hero__portrait { padding: 0; }
  .portrait-frame { max-width: 250px; margin: 0 auto; }
  .trustbar__grid { grid-template-columns: 1fr 1fr; }
  .section-head { gap: 24px; }
  .about-title, .article-aside { position: static; }
  .practice-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 30px, 1180px); }
  .section { padding: 70px 0; }
  .nav { min-height: 68px; }
  .brand { gap: 10px; }
  .brand__mark { width: 35px; height: 35px; font-size: 18px; }
  .brand__text strong { font-size: 13px; }
  .brand__text span { font-size: 7px; letter-spacing: .16em; }
  .nav__links { top: 68px; }
  .hero { padding-top: 68px; }
  .hero::after { top: 92px; }
  .hero__grid { padding: 28px 0 22px; gap: 4px; }
  .hero__content { padding: 0 0 10px; }
  .hero h1 { font-size: 39px; line-height: 1.08; }
  .hero h1 span { margin-top: 14px; font-size: .42em; line-height: 1.42; }
  .hero__lead { margin-top: 19px; font-size: 13.5px; line-height: 1.78; }
  .hero__meta { margin-top: 18px; padding-top: 15px; gap: 6px; }
  .hero__meta li { width: 100%; font-size: 10.5px; }
  .hero .actions { display: grid; grid-template-columns: 1.3fr .9fr; gap: 8px; margin-top: 22px; }
  .hero .btn { min-height: 44px; padding: 0 10px; font-size: 11px; white-space: nowrap; }
  .hero__portrait { padding: 6px 0 0; }
  .portrait-frame { width: 132px; max-width: 132px; margin: 0 auto; }
  .portrait-frame::before { inset: 8px -7px -7px 8px; }
  .portrait-frame img { width: 132px; height: 165px; aspect-ratio: auto; object-fit: cover; object-position: center 8%; }
  .audience-grid, .practice-grid, .case-grid, .answer-grid, .media-grid { grid-template-columns: 1fr; }
  .trust-item:nth-child(odd) { border-left: 1px solid rgba(255,255,255,.09); }
  .audience-card { min-height: auto; padding: 34px 28px; }
  .audience-card h3 { font-size: 29px; }
  .practice-card { min-height: auto; padding: 30px 26px; }
  .case-card, .case-card:first-child { min-height: 390px; padding: 32px 28px; }
  .case-card__meta { left: 28px; right: 28px; bottom: 26px; }
  .answer-card { min-height: 265px; padding: 31px 27px; }
  .credential { grid-template-columns: 1fr; gap: 5px; }
  .contact-line { flex-direction: column; gap: 3px; }
  .contact-line strong { max-width: none; text-align: left; }
  .footer__grid { flex-direction: column; }
  .article-hero { padding-top: 128px; }
  .answer-table { font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }