/* 比赛静态展示站：沿用 lingeringtek.cn 的米白、森林绿、影像 Hero 与细线网格。
   独立于业务工作台；系统字体优先，不加载官网的大体积字体。 */
:root {
  --bg: #fafaf7;
  --surface: #fff;
  --surface2: #f4f3ef;
  --ink: #1b3a2d;
  --muted: #5a6b61;
  --faint: #6a7a70;
  --line: #e2e5e3;
  --nav-line: #c8cdc9;
  --accent: #2e5e4e;
  --action: #1b3a2d;
  --button-ink: #fff;
  --forest: #1b3a2d;
  --forest-ink: #f7faf8;
  --forest-muted: #c2d0c7;
  --forest-line: rgba(255, 255, 255, .18);
  --mint: #a8d3bb;
  --header: rgba(250, 250, 247, .96);
  --content-width: 1280px;
  --gutter: clamp(24px, 5vw, 80px);
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0b1410;
  --surface: #131f1a;
  --surface2: #192820;
  --ink: #dce7e0;
  --muted: #a9bdb1;
  --faint: #92a99a;
  --line: #2a3e34;
  --nav-line: #2a3e34;
  --accent: #a8c5b6;
  --action: #a8c5b6;
  --button-ink: #11241a;
  --forest: #0d2117;
  --header: rgba(11, 20, 16, .96);
  color-scheme: dark;
}

/* 基础与可访问性 */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, p { margin: 0; }
h1, h2, h3, h4 { line-height: 1.35; letter-spacing: -.025em; font-weight: 650; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
img, video { max-width: 100%; }
a, button { touch-action: manipulation; }
a:focus-visible, button:focus-visible, video:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
button:disabled { cursor: default; }
::selection { background: #c6e3d3; color: #163829; }
[hidden] { display: none !important; }
.wrap { width: 100%; max-width: var(--content-width); padding-inline: var(--gutter); margin-inline: auto; }
.section { padding-block: 88px; }
/* 根元素已留导航高度，避免锚点重复留出两份空白。 */
section[id], aside[id] { scroll-margin-top: 0; }
.skip { position: fixed; top: -100px; left: 16px; z-index: 99; padding: 12px 18px; background: var(--action); color: var(--button-ink); }
.skip:focus { top: 12px; }

/* 官网同款 56px 紧凑导航；小屏无需脚本也能使用全部入口 */
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--nav-line); background: var(--header); }
.site-header.scrolled {
  box-shadow: 0 3px 16px rgba(13, 35, 23, .06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.nav-wrap {
  max-width: 1600px;
  min-height: 56px;
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; flex-shrink: 0; align-items: center; gap: 8px; white-space: nowrap; font-size: 17px; font-weight: 700; line-height: 1.2; }
.brand img { width: 23px; height: 32px; object-fit: contain; }
[data-theme="dark"] .brand img { filter: brightness(0) invert(.82); }
.brand-divider { width: 1px; height: 17px; margin-inline: 4px; background: var(--nav-line); }
.project-name { color: var(--muted); font-weight: 500; font-size: 15px; }
.site-header nav { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 36px); font-size: 13px; font-weight: 500; white-space: nowrap; }
.site-header nav a { position: relative; padding-block: 16px; color: var(--muted); }
.site-header nav a:hover, .site-header nav a[aria-current] { color: var(--ink); }
.site-header nav a[aria-current]::after { content: ""; position: absolute; right: 0; bottom: 10px; left: 0; height: 1px; background: currentColor; }
.nav-end { display: flex; flex-shrink: 0; align-items: center; gap: 16px; font-size: 12px; }
.company-link { padding: 5px 13px; border: 1px solid var(--action); border-radius: 3px; color: var(--button-ink); background: var(--action); white-space: nowrap; }
.theme-toggle { display: flex; align-items: center; justify-content: center; min-width: 34px; height: 32px; padding: 0 6px; border: 1px solid var(--line); border-radius: 3px; background: transparent; color: var(--muted); cursor: pointer; font-size: 11px; }
.theme-toggle:hover { background: var(--surface2); color: var(--ink); }
.theme-toggle svg { display: block; width: 16px; height: 16px; }
:root:not([data-theme="dark"]) .theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* 影像主视觉：居中排版，不叠加悬浮数据卡片 */
.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: none;
  height: 70vh;
  min-height: 600px;
  max-height: 860px;
  padding: 52px 24px 84px;
  margin: 0;
  overflow: hidden;
  background: #244737;
  color: #fff;
  text-align: center;
}
.hero-poster, .hero-overlay, .hero-noise { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.hero-poster { z-index: -3; display: block; object-fit: cover; object-position: center 52%; }
.hero-overlay { z-index: -2; background: linear-gradient(180deg, rgba(12, 36, 28, .27), rgba(8, 29, 21, .58)); }
.hero-noise {
  z-index: -1;
  opacity: .16;
  mix-blend-mode: soft-light;
  background-image: radial-gradient(rgba(255, 255, 255, .5) .5px, transparent .5px);
  background-size: 3px 3px;
}
.hero-copy { width: 100%; max-width: 920px; margin-inline: auto; }
.eyebrow { color: var(--accent); font-size: 11px; font-weight: 600; letter-spacing: .14em; line-height: 1.7; }
.event-label { display: flex; align-items: center; justify-content: center; gap: 9px; margin-bottom: 24px; }
.hero .eyebrow { color: #d5e7da; font-size: 10px; letter-spacing: .15em; }
.event-dot, .green-dot { display: inline-block; width: 5px; height: 5px; background: #b0d8c2; }
.hero h1 { font-size: clamp(40px, 4.5vw, 64px); line-height: 1.22; font-weight: 700; letter-spacing: -.04em; text-shadow: 0 2px 26px rgba(0, 0, 0, .2); }
.hero h1 em { color: inherit; font-style: normal; }
.hero-intro { max-width: 660px; margin: 22px auto 28px; color: #e2ece5; font-size: 15px; line-height: 1.9; text-wrap: pretty; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px; }
.button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; gap: 20px; padding: 10px 22px; border: 1px solid transparent; border-radius: 3px; font-size: 13px; font-weight: 600; line-height: 1.6; transition: background-color .2s, border-color .2s; }
.button.primary { color: var(--button-ink); background: var(--action); }
.button.primary:hover { filter: brightness(1.12); }
.button.secondary { color: var(--ink); background: transparent; border-color: var(--nav-line); }
.button.secondary:hover { background: var(--surface2); border-color: var(--accent); }
.hero .button.primary { color: #163829; background: #34d399; }
.hero .button.secondary { color: #fff; border-color: rgba(255, 255, 255, .5); background: rgba(255, 255, 255, .04); }
.hero .button.secondary:hover { background: rgba(255, 255, 255, .13); }
.hero a:focus-visible { outline-color: #fff; }
.hero-foot { position: absolute; right: var(--gutter); bottom: 0; left: var(--gutter); display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 19px; border-top: 1px solid rgba(255, 255, 255, .3); color: #d3e2d8; font-size: 10px; letter-spacing: .09em; text-align: left; }

/* 米白内容区：固定列网格与细线，而非大小不一的浮卡 */
.principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; padding-block: 25px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.principles b { color: var(--accent); font-size: 12px; font-weight: 500; margin-right: 14px; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 38px; }
.section-head .eyebrow, .closing .eyebrow { margin-bottom: 14px; }
.section-head h2, .closing h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.4; font-weight: 600; }
.section-summary { max-width: 400px; color: var(--muted); font-size: 14px; line-height: 1.9; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--line); }
.feature-grid article { min-width: 0; padding: 28px 28px 32px; background: var(--surface); }
.feature-grid article + article { border-left: 1px solid var(--line); }
.feature-number { color: var(--faint); font-size: 10px; letter-spacing: .1em; }
.feature-grid h3 { margin: 33px 0 15px; font-size: 19px; }
.feature-grid p { color: var(--muted); font-size: 13px; line-height: 1.85; }

/* 森林绿场景区，对应官网深色章节 */
.workflow-section { background: var(--forest); color: var(--forest-ink); }
.workflow-section .eyebrow { color: var(--mint); }
.workflow-section .section-summary { color: var(--forest-muted); }
.workflow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin: 48px 0 34px; padding: 0; list-style: none; }
.workflow li { position: relative; padding: 24px 25px 0 0; border-top: 1px solid var(--forest-line); }
.workflow li::before { content: ""; position: absolute; top: -3px; left: 0; width: 5px; height: 5px; background: var(--mint); }
.workflow li > span { color: var(--mint); font-size: 12px; letter-spacing: .07em; }
.workflow h3 { font-size: 17px; margin: 19px 0 12px; }
.workflow p { color: var(--forest-muted); font-size: 13px; line-height: 1.8; }
.scope-note { max-width: 1060px; padding-top: 25px; border-top: 1px solid var(--forest-line); color: var(--forest-muted); font-size: 11px; line-height: 1.85; }

/* 媒体：播放器始终 16:9，未上传状态不假装可播放 */
.media-grid { display: grid; grid-template-columns: minmax(0, 2.1fr) minmax(260px, 1fr); gap: 24px; }
.video-frame { min-width: 0; align-self: start; aspect-ratio: 16 / 9; overflow: hidden; background: var(--surface2); border: 1px solid var(--line); border-radius: 4px; }
.video-frame video { display: block; width: 100%; height: 100%; object-fit: contain; background: #0b1410; }
.video-placeholder { position: relative; display: flex; height: 100%; padding: 38px 26px; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.media-corner { position: absolute; top: 20px; left: 23px; color: var(--faint); font-size: 9px; letter-spacing: .14em; }
.film-mark { display: flex; align-items: flex-end; gap: 4px; height: 32px; margin-bottom: 22px; }
.film-mark span { width: 8px; height: 20px; background: var(--accent); opacity: .5; }
.film-mark span:nth-child(2) { height: 30px; opacity: 1; }
.film-mark span:nth-child(3) { height: 24px; opacity: .7; }
.video-placeholder h3 { font-size: 23px; }
.video-placeholder p { margin: 10px 0 16px; color: var(--muted); font-size: 12px; }
.status-label { display: inline-flex; align-items: center; gap: 7px; color: var(--accent); font-size: 11px; }
.status-label i { display: block; width: 5px; height: 5px; border: 1px solid currentColor; border-radius: 50%; }
.status-label.muted { color: var(--muted); }
.video-footer { position: absolute; bottom: 19px; color: var(--faint); font-size: 9px; letter-spacing: .07em; }
.deck-panel { display: flex; min-width: 0; flex-direction: column; align-items: flex-start; justify-content: center; padding: 25px 28px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); }
.resource-icon { padding: 11px 8px; margin-bottom: 21px; border: 1px solid var(--nav-line); border-radius: 2px; color: var(--accent); font-size: 11px; letter-spacing: .07em; }
.deck-panel .eyebrow { font-size: 9px; }
.deck-panel h3 { font-size: 21px; margin: 9px 0 12px; }
.deck-panel p:not(.eyebrow) { color: var(--muted); font-size: 13px; line-height: 1.9; margin-bottom: 18px; }
.deck-panel > .text-link { padding-top: 23px; margin-top: auto; }
.text-link { display: inline-flex; align-items: center; gap: 18px; color: var(--accent); font-size: 13px; font-weight: 500; }
.text-link:hover { text-decoration: underline; text-underline-offset: 5px; }

/* 官网式横排博客：三篇纵向排列，无装饰封面卡 */
.journal { padding-top: 0; }
.article-grid { border-top: 1px solid var(--nav-line); }
.article-card {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr) 32px;
  align-items: center;
  gap: 28px;
  padding: 30px 20px;
  border-bottom: 1px solid var(--line);
  transition: background-color .2s;
}
.article-card:hover { background: var(--surface2); }
.article-number { align-self: flex-start; padding-top: 2px; color: var(--faint); font-size: 13px; letter-spacing: .06em; }
.article-copy { min-width: 0; }
.article-copy .eyebrow { display: flex; align-items: center; gap: 20px; font-size: 10px; letter-spacing: .04em; }
.article-copy .eyebrow span { color: var(--faint); font-weight: 400; }
.article-copy h3 { margin: 10px 0 10px; font-size: 23px; line-height: 1.5; font-weight: 600; }
.article-copy > p:not(.eyebrow) { max-width: 750px; color: var(--muted); font-size: 13px; line-height: 1.85; }
.article-copy .text-link { margin-top: 13px; font-size: 11px; }
.article-arrow { color: var(--accent); text-align: right; font-size: 23px; font-weight: 400; }
.article-card:hover h3 { color: var(--accent); }
.closing { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 50px; padding-block: 52px; margin-bottom: 72px; border-top: 1px solid var(--line); }
.closing > div:last-child { align-self: center; }
.closing p:not(.eyebrow) { color: var(--muted); font-size: 14px; margin-bottom: 23px; }

/* 官网式页脚：品牌 / 三列链接 / 全宽影像横幅 */
.site-footer { width: 100%; padding: 56px var(--gutter) 24px; background: var(--forest); color: var(--forest-ink); }
.footer-top, .footer-banner, .footer-bottom { max-width: calc(var(--content-width) - 2 * var(--gutter)); margin-inline: auto; }
.footer-top { display: grid; grid-template-columns: minmax(200px, 1fr) minmax(0, 2fr); gap: 70px; padding-bottom: 35px; border-bottom: 1px solid var(--forest-line); }
.footer-brand { color: var(--forest-ink); font-size: 26px; font-weight: 650; }
.footer-brand span, .footer-brand p { display: block; margin-top: 12px; color: var(--forest-muted); font-size: 12px; font-weight: 400; line-height: 1.8; }
.footer-cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.footer-col h3, .footer-col h4, .footer-col-title { margin-bottom: 15px; color: var(--forest-ink); font-size: 13px; font-weight: 600; }
.footer-links { display: flex; flex-direction: column; gap: 10px; padding: 0; margin: 0; list-style: none; color: var(--forest-muted); font-size: 12px; }
.footer-links a:hover { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
.footer-banner {
  position: relative;
  isolation: isolate;
  display: flex;
  min-height: 228px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 30px;
  overflow: hidden;
  border-radius: 5px;
  background: #2a4b38 url("footer.webp") center / cover no-repeat;
  text-align: center;
}
.footer-banner::before { content: ""; position: absolute; inset: 0; z-index: -1; background: rgba(12, 34, 24, .35); }
.footer-banner img, .footer-banner-logo, .footer-banner .footer-mark { width: 60px; height: 72px; object-fit: contain; filter: brightness(0) invert(1); opacity: .9; }
.footer-banner p, .footer-banner-slogan { margin: 0; padding-inline: 20px; color: #f0f5ef; font-size: 15px; font-weight: 500; letter-spacing: .1em; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-top: 22px; color: var(--forest-muted); font-size: 10px; line-height: 1.8; }
.site-footer a:focus-visible { outline-color: #c4e3d1; }

/* 博客目录与正文保持安静的纸面阅读体验 */
.blog-intro { padding-top: 80px; padding-bottom: 48px; }
.blog-intro h1 { margin: 20px 0 24px; font-size: clamp(34px, 4vw, 52px); font-weight: 600; line-height: 1.4; }
.blog-intro h1 em { color: var(--accent); font-style: normal; }
.blog-intro > p:last-child { color: var(--muted); font-size: 14px; }
.blog-list { padding-top: 0; }
.article-breadcrumb { display: flex; gap: 12px; padding-top: 34px; color: var(--muted); font-size: 12px; }
.article-breadcrumb a:hover { color: var(--accent); }
.article-page { width: 100%; max-width: 790px; padding: 50px 32px 0; margin-inline: auto; }
.article-header h1 { margin: 18px 0 22px; font-size: 38px; line-height: 1.45; font-weight: 600; }
.article-lead { color: var(--muted); font-size: 17px; line-height: 1.9; }
.byline { display: flex; justify-content: space-between; gap: 20px; padding: 28px 0; margin-bottom: 43px; border-bottom: 1px solid var(--line); color: var(--faint); font-size: 11px; }
.article-body { color: var(--muted); font-size: 16px; line-height: 2.05; overflow-wrap: anywhere; }
.article-body h2 { margin: 38px 0 17px; color: var(--ink); font-size: 25px; }
.article-body h3 { margin: 28px 0 13px; color: var(--ink); font-size: 19px; }
.article-body p { margin-bottom: 22px; }
.article-body ol, .article-body ul { padding-left: 24px; margin: 18px 0 26px; }
.article-body li { padding-left: 5px; margin-bottom: 12px; }
.article-body strong { color: var(--ink); font-weight: 600; }
.article-body blockquote { padding: 19px 24px; margin: 34px 0; border-left: 2px solid var(--accent); background: var(--surface2); color: var(--muted); font-size: 13px; line-height: 1.95; }
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-end { display: flex; justify-content: space-between; gap: 20px; padding: 25px 0; margin-top: 42px; border-top: 1px solid var(--line); color: var(--accent); font-size: 12px; }
.article-end > span { color: var(--faint); font-size: 9px; letter-spacing: .08em; }
.related { padding-block: 50px 80px; }
.related .eyebrow { margin-bottom: 15px; }
.related > a { display: flex; justify-content: space-between; gap: 20px; padding: 19px 0; border-top: 1px solid var(--line); font-size: 17px; }
.related > a:last-child { border-bottom: 1px solid var(--line); }
.related > a:hover { color: var(--accent); }

/* 平板：列结构按实际宽度收敛 */
@media (max-width: 1100px) {
  .nav-wrap { gap: 20px; }
  .company-link { display: none; }
  .feature-grid article { padding-inline: 22px; }
  .feature-grid h3 { font-size: 18px; }
  .media-grid { grid-template-columns: minmax(0, 1.8fr) minmax(245px, 1fr); gap: 18px; }
  .deck-panel { padding: 22px; }
  .video-placeholder h3 { font-size: 20px; }
  .footer-top { gap: 40px; }
}

@media (max-width: 760px) {
  :root { --gutter: 24px; }
  html { scroll-padding-top: 110px; }
  .nav-wrap { flex-wrap: wrap; justify-content: flex-start; gap: 0 18px; min-height: 56px; padding-top: 8px; }
  .brand { min-height: 38px; font-size: 16px; }
  .brand img { width: 21px; height: 29px; }
  .nav-end { margin-left: auto; }
  .site-header nav { order: 3; width: 100%; justify-content: space-between; gap: 12px; font-size: 12px; }
  .site-header nav a { padding-block: 9px 12px; }
  .site-header nav a[aria-current]::after { bottom: 7px; }
  .hero { height: 72vh; min-height: 600px; padding-top: 38px; }
  .hero h1 { font-size: clamp(36px, 6.6vw, 49px); }
  .hero-intro { max-width: 520px; font-size: 14px; }
  .hero-foot { gap: 14px; padding-block: 16px; font-size: 9px; }
  .section { padding-block: 62px; }
  .section-head { display: block; margin-bottom: 30px; }
  .section-summary { margin-top: 23px; max-width: 540px; }
  .section-head > .text-link { margin-top: 22px; }
  .principles { gap: 17px; font-size: 11px; }
  .principles b { display: block; margin-bottom: 5px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article { padding: 24px; }
  .feature-grid article + article { border-top: 1px solid var(--line); border-left: 0; }
  .feature-grid h3 { margin-top: 15px; font-size: 19px; }
  .workflow { grid-template-columns: 1fr; margin: 32px 0 26px; }
  .workflow li { padding: 0 0 28px 45px; border-top: 0; border-left: 1px solid var(--forest-line); }
  .workflow li:last-child { padding-bottom: 0; }
  .workflow li::before { top: 8px; left: -3px; }
  .workflow li > span { position: absolute; top: 0; left: 16px; font-size: 10px; }
  .workflow h3 { margin: 0 0 9px; }
  .media-grid { grid-template-columns: minmax(0, 1fr); }
  .deck-panel { display: block; padding: 25px; }
  .deck-panel .resource-icon { float: right; margin-left: 16px; }
  .deck-panel > .text-link { display: flex; padding-top: 20px; }
  .journal { padding-top: 0; }
  .article-card { grid-template-columns: 35px minmax(0, 1fr) 20px; gap: 15px; padding: 26px 0; }
  .article-copy h3 { font-size: 21px; }
  .closing { grid-template-columns: 1fr; gap: 26px; margin-bottom: 35px; padding-block: 40px; }
  .footer-top { grid-template-columns: 1fr; gap: 35px; }
  .footer-cols { gap: 25px; }
  .footer-banner { min-height: 210px; }
  .footer-bottom { flex-direction: column; gap: 4px; }
  .blog-intro { padding-bottom: 40px; }
  .blog-list { padding-top: 0; }
  .article-page { padding: 37px 24px 0; }
  .article-header h1 { font-size: 31px; }
  .article-lead, .article-body { font-size: 15px; }
  .article-body h2 { font-size: 23px; }
  .related > a { font-size: 15px; }
}

/* 手机：390px 内保留全部导航，媒体保持 16:9 */
@media (max-width: 480px) {
  :root { --gutter: 20px; }
  .brand { font-size: 15px; gap: 7px; }
  .project-name { font-size: 13px; }
  .theme-toggle { height: 30px; min-width: 32px; font-size: 10px; }
  .hero { min-height: 600px; max-height: 710px; padding: 38px 20px 88px; }
  .hero h1 { font-size: clamp(31px, 8.9vw, 41px); line-height: 1.29; letter-spacing: -.035em; }
  .hero .eyebrow { font-size: 8px; letter-spacing: .12em; }
  .event-label { margin-bottom: 25px; }
  .hero-intro { margin-block: 21px 25px; font-size: 13px; line-height: 1.9; }
  .hero-intro br { display: none; }
  .hero-actions { gap: 10px; }
  .button { min-height: 43px; padding: 10px 15px; gap: 13px; font-size: 12px; }
  .hero-foot { align-items: flex-start; gap: 12px; font-size: 8px; letter-spacing: .04em; }
  .hero-foot > :last-child { text-align: right; }
  .principles { padding-block: 20px; gap: 10px; line-height: 1.65; }
  .section-head h2, .closing h2 { font-size: 28px; }
  .section-summary { font-size: 13px; }
  .video-placeholder { padding: 25px 12px; }
  .media-corner { top: 11px; left: 13px; font-size: 7px; }
  .film-mark { height: 22px; gap: 3px; margin-bottom: 12px; }
  .film-mark span { width: 6px; height: 15px; }
  .film-mark span:nth-child(2) { height: 22px; }
  .film-mark span:nth-child(3) { height: 18px; }
  .video-placeholder h3 { font-size: 18px; }
  .video-placeholder p { font-size: 10px; margin: 6px 0 9px; }
  .status-label { font-size: 10px; }
  .video-footer { bottom: 10px; font-size: 7px; letter-spacing: 0; }
  .article-card { grid-template-columns: 24px minmax(0, 1fr); gap: 15px; padding-block: 24px; }
  .article-number { font-size: 11px; }
  .article-arrow { display: none; }
  .article-copy h3 { font-size: 20px; line-height: 1.5; }
  .article-copy .eyebrow { font-size: 9px; gap: 14px; }
  .article-copy > p:not(.eyebrow) { font-size: 12px; }
  .site-footer { padding-top: 43px; }
  .footer-cols { gap: 15px; }
  .footer-col h3, .footer-col h4, .footer-col-title { font-size: 12px; }
  .footer-links { gap: 9px; font-size: 11px; }
  .footer-banner { min-height: 190px; }
  .footer-banner p, .footer-banner-slogan { font-size: 13px; letter-spacing: .05em; }
  .footer-bottom { font-size: 9px; }
  .article-header h1 { font-size: 28px; }
  .article-breadcrumb { font-size: 11px; }
  .byline { font-size: 10px; gap: 10px; }
  .article-body blockquote { padding: 18px; font-size: 12px; }
  .article-end { flex-wrap: wrap; }
}

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