:root {
  --green: #073b32;
  --green-2: #0d5a4c;
  --green-3: #dce9e3;
  --gold: #c99532;
  --gold-light: #f0d28e;
  --cream: #f7f3e9;
  --paper: #fffdf7;
  --ink: #17221f;
  --muted: #65706c;
  --line: #cbd3ce;
  --max: 1220px;
  --shadow: 0 18px 50px rgba(7,59,50,.13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--cream); font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; font-size: 16px; line-height: 1.75; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1.1rem; }
h1, h2, h3 { margin: 0; color: var(--ink); font-family: "Noto Serif SC", "Songti SC", Georgia, serif; line-height: 1.3; }
h1 { font-size: clamp(2.5rem, 5.3vw, 5.5rem); letter-spacing: -.045em; }
h2 { font-size: clamp(1.75rem, 3.1vw, 2.9rem); letter-spacing: -.025em; }
h3 { font-size: 1.18rem; }
.wrap, .container { width: min(calc(100% - 44px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 1000; top: -5rem; left: 1rem; padding: .7rem 1rem; color: #fff; background: var(--green); }
.skip-link:focus { top: 1rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* 品牌栏与导航 */
.scorebar { color: #dfe9e5; background: #032b25; border-bottom: 1px solid rgba(255,255,255,.16); font-size: .72rem; }
.scorebar .wrap { min-height: 34px; display: flex; align-items: center; gap: 25px; }
.scorebar strong { margin-right: auto; color: var(--gold-light); letter-spacing: .08em; }
.scorebar time { margin-left: auto; }
.site-header { position: sticky; z-index: 100; top: 0; color: #fff; background: rgba(7,59,50,.97); box-shadow: 0 2px 0 var(--gold); backdrop-filter: blur(10px); }
.header-inner { width: min(calc(100% - 44px), var(--max)); min-height: 82px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 36px; }
.brand { display: inline-flex; align-items: center; gap: 13px; }
.brand-mark { width: 46px; height: 46px; display: grid; place-items: center; color: var(--green); background: var(--gold-light); border: 2px solid var(--gold); font: 800 16px/1 Georgia, serif; border-radius: 50%; }
.brand strong, .brand small { display: block; line-height: 1; }
.brand strong { color: #fff; font-family: "Songti SC", serif; font-size: 1.3rem; letter-spacing: .08em; }
.brand small { margin-top: 6px; color: #a9c4ba; font-size: .58rem; letter-spacing: .12em; }
.site-nav { display: flex; align-items: center; gap: 30px; font-size: .9rem; font-weight: 700; }
.site-nav a { position: relative; padding: 29px 0 25px; color: #e7efec; }
.site-nav a::after { content: ""; position: absolute; right: 50%; bottom: 18px; left: 50%; height: 2px; background: var(--gold-light); transition: .22s ease; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--gold-light); }
.site-nav a:hover::after, .site-nav a[aria-current="page"]::after { right: 0; left: 0; }
.nav-toggle { display: none; width: 42px; height: 42px; padding: 8px; background: transparent; border: 1px solid #75968c; }
.nav-toggle > span:not(.sr-only) { display: block; width: 23px; height: 2px; margin: 5px auto; background: #fff; }

/* 首页主视觉 */
.hero { padding: 54px 0 62px; display: grid; grid-template-columns: minmax(0,.92fr) minmax(460px,1.08fr); gap: 48px; align-items: center; }
.hero-copy { padding: 26px 0; }
.kicker, .eyebrow { margin: 0 0 13px; color: var(--green-2); font-size: .72rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.hero h1 { color: var(--green); }
.hero-lead { margin-top: 25px; color: #3e4d48; font-size: 1.12rem; }
.hero-copy > p:not(.kicker):not(.hero-lead) { color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.button, .primary-link, .secondary-link { min-height: 48px; padding: 0 21px; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; }
.button.primary, .primary-link { color: #fff; background: var(--green); border: 1px solid var(--green); }
.button.outline, .secondary-link { color: var(--green); border: 1px solid var(--green); }
.hero-visual { position: relative; min-height: 540px; padding: 18px 18px 0 0; }
.hero-visual::before { content: ""; position: absolute; top: 0; right: 0; width: 66%; height: 70%; background: var(--gold); }
.hero-visual img { position: relative; z-index: 1; width: 100%; height: 470px; object-fit: cover; box-shadow: var(--shadow); }
.visual-caption { position: relative; z-index: 2; width: 82%; margin: -48px 0 0 auto; padding: 24px 27px; color: #fff; background: var(--green); }
.visual-caption span { display: block; margin-bottom: 6px; color: var(--gold-light); font-size: .72rem; letter-spacing: .12em; }
.visual-caption a { font: 700 1.12rem/1.5 "Songti SC", serif; }

/* 首页信息脉冲 */
.pulse { color: #fff; background: var(--green); border-top: 1px solid #2c6d60; }
.pulse-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.pulse article { padding: 28px 24px; display: grid; grid-template-columns: 34px 1fr; gap: 12px; border-right: 1px solid #39776a; }
.pulse article:last-child { border-right: 0; }
.pulse article > span { color: var(--gold-light); font: 700 1.08rem Georgia, serif; }
.pulse h2 { color: #fff; font-size: 1.08rem; }
.pulse p { margin: 8px 0 0; color: #c5d8d1; font-size: .86rem; line-height: 1.65; }

/* 首页内容模块 */
.feature-section, .project-section { padding: 82px 0; }
.section-head, .section-heading { margin-bottom: 34px; display: flex; align-items: end; justify-content: space-between; gap: 40px; }
.section-head > p, .section-heading > p, .section-heading > div > p:last-child { max-width: 570px; margin: 0; color: var(--muted); }
.feature-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.feature-grid article { position: relative; padding: 31px; background: var(--paper); border: 1px solid var(--line); border-radius: 18px 18px 4px 4px; }
.feature-label { display: inline-flex; min-width: 58px; justify-content: center; margin-bottom: 35px; padding: 5px 11px; color: #fff; background: var(--green-2); border-radius: 99px; font-size: .76rem; font-weight: 800; }
.feature-grid h3 { margin-bottom: 12px; color: var(--green); font-size: 1.3rem; }
.feature-grid p { margin: 0; color: var(--muted); }
.news-zone { padding: 82px 0; color: #eaf1ee; background: #042f28; }
.section-head.light h2 { color: #fff; }
.section-head.light .kicker { color: var(--gold-light); }
.section-head.light > p { color: #aec7bd; }
.news-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 18px; }
.news-card { min-width: 0; color: var(--ink); background: var(--paper); border: 1px solid #486f66; transition: transform .22s ease, box-shadow .22s ease; }
.news-card:hover { transform: translateY(-4px); box-shadow: 0 18px 35px rgba(0,0,0,.22); }
.card-image { display: block; aspect-ratio: 16/10; overflow: hidden; background: #bac8c3; }
.card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.news-card:hover img { transform: scale(1.04); }
.card-body { padding: 19px; }
.category { display: inline-block; color: var(--green-2); font-size: .72rem; font-weight: 800; letter-spacing: .08em; }
.card-body h3 { margin: 7px 0 12px; font-size: 1.08rem; }
.card-body h3 a:hover, .related-grid h3 a:hover { color: var(--green-2); }
.meta { padding-top: 10px; display: flex; justify-content: space-between; gap: 10px; color: var(--muted); border-top: 1px solid var(--line); font-size: .72rem; }
.card-body > p { margin: 12px 0 0; color: #59645f; font-size: .87rem; line-height: 1.65; }
.text-link { color: var(--green-2); font-weight: 800; }
.wide-link, .section-more { margin-top: 28px; padding: 15px 19px; display: flex; align-items: center; justify-content: space-between; color: var(--gold-light); border: 1px solid #6d9187; font-weight: 800; }
.wide-link:hover { color: var(--green); background: var(--gold-light); }
.project-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.project-grid article { padding: 28px; background: var(--green-3); border-top: 6px solid var(--green); }
.project-grid span { color: var(--green-2); font-size: .72rem; font-weight: 800; letter-spacing: .1em; }
.project-grid h3 { margin: 10px 0 13px; }
.project-grid p { min-height: 108px; color: var(--muted); font-size: .92rem; }
.project-grid a { color: var(--green-2); font-size: .86rem; font-weight: 800; border-bottom: 1px solid var(--gold); }
.editorial { padding: 74px 0; background: var(--gold-light); }
.editorial-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; }
.editorial-layout > div:last-child { max-width: 760px; color: #43504b; }

/* 栏目页通用 */
.section { padding: 78px 0; }
.alt { background: var(--green-3); }
.page-intro { padding: 64px 0 58px; background: linear-gradient(110deg,var(--paper) 0 76%,var(--green-3) 76%); border-bottom: 1px solid var(--line); }
.page-intro .container { position: relative; }
.page-intro .container::before { content: ""; position: absolute; top: 0; bottom: 0; left: -20px; width: 5px; background: var(--gold); }
.page-intro h1 { max-width: 960px; color: var(--green); }
.page-intro .lead { max-width: 790px; margin: 22px 0 0; color: var(--muted); font-size: 1.08rem; }
.page-intro.compact { padding-bottom: 48px; }
.breadcrumb { margin-bottom: 30px; display: flex; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: .8rem; }
.breadcrumb a:hover { color: var(--green-2); }
.split { display: grid; grid-template-columns: .72fr 1.28fr; gap: 88px; align-items: start; }
.split > div:last-child { color: #52605b; font-size: 1.03rem; }
.band { padding: 78px 0; color: #d9e7e2; background: var(--green); }
.band h2, .band h3, .section-heading.light h2 { color: #fff; }
.band .eyebrow { color: var(--gold-light); }
.section-heading.light > p { color: #bad0c8; }
.topic-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: #47796f; }
.topic-grid article { padding: 31px; background: var(--green); }
.topic-grid span { color: var(--gold-light); font: 700 1.5rem Georgia,serif; }
.topic-grid h3 { margin: 20px 0 10px; }
.topic-grid p { margin: 0; color: #c6d9d2; }
.info-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.info-grid article { padding: 28px; background: var(--paper); border: 1px solid var(--line); border-top: 5px solid var(--gold); }
.info-grid h3 { margin-bottom: 10px; }
.info-grid p { margin: 0; color: var(--muted); }
.prose-wide { max-width: 880px; color: #52605b; }
.prose-wide h3 { margin: 27px 0 10px; }
.prose-wide a, .legal a { color: var(--green-2); text-decoration: underline; }
.prose-wide li, .legal li { margin: .45rem 0; }
.result-count { color: var(--muted); font-size: .86rem; }
.list-note { margin-top: 9px !important; }
.status-panel { padding: 36px; display: flex; align-items: center; justify-content: space-between; gap: 35px; color: #d9e7e2; background: var(--green); border-right: 9px solid var(--gold); }
.status-panel h2 { margin: 6px 0 12px; color: #fff; }
.status-panel p { max-width: 760px; margin: 0; color: #bed1ca; }
.status-label { color: var(--gold-light); font-size: .74rem; font-weight: 800; letter-spacing: .13em; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.steps li { padding: 25px; display: flex; gap: 17px; background: var(--paper); border: 1px solid var(--line); }
.steps li > span { flex: none; width: 38px; height: 38px; display: grid; place-items: center; color: var(--green); background: var(--gold-light); border-radius: 50%; font-weight: 800; }
.steps h3 { margin: 3px 0 8px; }
.steps p { margin: 0; color: var(--muted); }
.faq { border-top: 1px solid var(--green); }
.faq details { padding: 18px 0; border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 800; }
.faq p { max-width: 850px; margin: 10px 0 0; color: var(--muted); }
.contact-card { padding: 32px; display: grid; grid-template-columns: .7fr 1.3fr; gap: 45px; background: var(--paper); border: 1px solid var(--line); }
.contact-card span, .contact-card a, .contact-card strong { display: block; }
.contact-card span { color: var(--muted); font-size: .78rem; }
.contact-card a, .contact-card strong { color: var(--green-2); font-size: 1.06rem; }
.contact-card p { margin: 0; color: var(--muted); }
.legal { max-width: 900px; }
.legal h2 { margin: 38px 0 13px; color: var(--green); font-size: 1.55rem; }
.legal h2:first-child { margin-top: 0; }
.legal p, .legal li { color: #52605b; }

/* 文章详情 */
.article-header { padding: 54px 0 32px; }
.article-header h1 { max-width: 1000px; margin: 13px 0; color: var(--green); font-size: clamp(2.2rem,4.5vw,4.15rem); }
.article-deck { max-width: 800px; color: var(--muted); font-size: 1.08rem; }
.article-meta { display: flex; gap: 24px; color: var(--muted); font-size: .82rem; }
.article-figure { margin-top: 10px; }
.article-figure img { width: 100%; max-height: 650px; object-fit: cover; border: 1px solid var(--green); }
.article-figure figcaption { padding: 8px 0; color: var(--muted); font-size: .74rem; }
.article-layout { padding-top: 46px; padding-bottom: 78px; display: grid; grid-template-columns: minmax(0,780px) 260px; justify-content: space-between; gap: 70px; }
.article-content { font-family: "Noto Serif SC","Songti SC",serif; font-size: 1.06rem; line-height: 2; }
.article-content .opening { padding: 20px 23px; background: var(--green-3); border-left: 6px solid var(--gold); font-size: 1.14rem; }
.article-content section { margin-top: 40px; }
.article-content h2 { margin-bottom: 14px; color: var(--green); font-size: 1.62rem; }
.article-note { margin-top: 42px; padding: 26px; background: var(--paper); border: 1px solid var(--line); border-top: 5px solid var(--gold); }
.article-note h2 { font-size: 1.3rem; }
.article-note p { margin: 0; }
.article-side { position: sticky; top: 108px; align-self: start; padding: 22px; color: #d9e7e2; background: var(--green); border-top: 7px solid var(--gold); }
.side-label { color: #fff; font-weight: 800; }
.article-side dl { margin: 14px 0 18px; }
.article-side dl div { padding: 9px 0; display: flex; justify-content: space-between; border-top: 1px solid #44766b; }
.article-side dt { color: #a9c3ba; }
.article-side dd { margin: 0; }
.article-side a { color: var(--gold-light); font-weight: 800; }
.related { padding: 68px 0; background: var(--green-3); border-top: 1px solid var(--line); }
.related-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 17px; }
.related-grid article { padding: 25px; background: var(--paper); border-top: 5px solid var(--gold); }
.related-grid span, .related-grid time { color: var(--muted); font-size: .76rem; }
.related-grid h3 { margin: 8px 0 13px; }

/* 页脚 */
.site-footer { padding: 56px 0 32px; color: #b8cec6; background: #032b25; border-top: 6px solid var(--gold); }
.footer-grid { width: min(calc(100% - 44px),var(--max)); margin-inline: auto; display: grid; grid-template-columns: 1.7fr 1fr 1fr; gap: 65px; }
.footer-grid > div > a:not(.footer-brand) { display: block; margin: 7px 0; }
.footer-grid > div > a:hover { color: var(--gold-light); }
.footer-brand { display: block; margin-bottom: 13px; color: #fff; font: 700 1.55rem "Songti SC",serif; }
.footer-grid p { max-width: 440px; }
.footer-heading { margin-bottom: 13px; color: var(--gold-light); font-weight: 800; }
.copyright { margin-top: 20px; font-size: .8rem; }

@media (max-width: 1040px) {
  .site-nav { gap: 17px; font-size: .84rem; }
  .hero { grid-template-columns: 1fr; }
  .hero-visual { min-height: 490px; }
  .pulse-grid { grid-template-columns: repeat(2,1fr); }
  .pulse article:nth-child(2) { border-right: 0; }
  .pulse article:nth-child(-n+2) { border-bottom: 1px solid #39776a; }
  .news-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .project-grid { grid-template-columns: repeat(2,1fr); }
  .article-layout { grid-template-columns: minmax(0,1fr) 230px; gap: 40px; }
}

@media (max-width: 760px) {
  .wrap, .container, .header-inner, .footer-grid { width: min(calc(100% - 28px),var(--max)); }
  .scorebar .wrap { gap: 15px; }
  .scorebar span { display: none; }
  .header-inner { min-height: 69px; }
  .nav-toggle { display: block; }
  .site-header #site-navigation { display: none; position: absolute; top: 69px; left: 0; right: 0; background: var(--green); border-bottom: 2px solid var(--gold); box-shadow: var(--shadow); }
  .site-header #site-navigation.is-open { display: block; }
  .site-nav { display: block; padding: 10px 20px; }
  .site-nav a { display: block; padding: 11px 3px; }
  .site-nav a::after { display: none; }
  .hero { padding: 43px 0 50px; gap: 18px; }
  .hero-visual { min-height: 390px; padding: 12px 12px 0 0; }
  .hero-visual img { height: 330px; }
  .visual-caption { width: 92%; padding: 19px; }
  .pulse-grid, .feature-grid, .news-grid, .project-grid, .topic-grid, .info-grid, .steps, .related-grid { grid-template-columns: 1fr; }
  .pulse article { border-right: 0; border-bottom: 1px solid #39776a; }
  .pulse article:last-child { border-bottom: 0; }
  .feature-section, .project-section, .news-zone, .editorial, .section, .band { padding: 58px 0; }
  .section-head, .section-heading { display: block; }
  .section-head > p, .section-heading > p { margin-top: 12px; }
  .project-grid p { min-height: 0; }
  .editorial-layout, .split { grid-template-columns: 1fr; gap: 28px; }
  .page-intro { padding: 48px 0; background: var(--paper); }
  .page-intro .container::before { left: -9px; width: 4px; }
  .status-panel { display: block; padding: 27px; }
  .status-panel .primary-link { margin-top: 20px; }
  .contact-card { grid-template-columns: 1fr; gap: 18px; }
  .article-header { padding-top: 36px; }
  .article-meta { display: block; }
  .article-layout { grid-template-columns: 1fr; padding-top: 28px; }
  .article-side { position: static; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}

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