@charset "UTF-8";

:root {
  color-scheme: light dark;
  --bg: #f5f7f2;
  --surface: #ffffff;
  --surface-2: #e9efe8;
  --text: #17231d;
  --muted: #56655d;
  --line: #cfd8d1;
  --brand: #176b4b;
  --brand-deep: #0e4d36;
  --accent: #d95036;
  --accent-soft: #ffe0d8;
  --hero-text: #ffffff;
  --shadow: 0 18px 45px rgba(20, 47, 34, 0.12);
  --header-bg: rgba(245, 247, 242, 0.86);
  --max-width: 1240px;
  --header-height: 76px;
  --radius: 8px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #101512;
  --surface: #171f1a;
  --surface-2: #202b24;
  --text: #eef4ef;
  --muted: #a8b7ad;
  --line: #34443a;
  --brand: #62c99a;
  --brand-deep: #9fe4c2;
  --accent: #ff8368;
  --accent-soft: #4b2923;
  --shadow: 0 22px 50px rgba(0, 0, 0, 0.32);
  --header-bg: rgba(16, 21, 18, 0.88);
}

@media (prefers-color-scheme: dark) {
  html[data-theme="auto"] {
    color-scheme: dark;
    --bg: #101512;
    --surface: #171f1a;
    --surface-2: #202b24;
    --text: #eef4ef;
    --muted: #a8b7ad;
    --line: #34443a;
    --brand: #62c99a;
    --brand-deep: #9fe4c2;
    --accent: #ff8368;
    --accent-soft: #4b2923;
    --shadow: 0 22px 50px rgba(0, 0, 0, 0.32);
    --header-bg: rgba(16, 21, 18, 0.88);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 18px); }
body { margin: 0; min-width: 320px; overflow-x: hidden; background: var(--bg); color: var(--text); font-family: "Microsoft YaHei UI", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif; font-size: 16px; line-height: 1.7; letter-spacing: 0; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { color: inherit; font: inherit; letter-spacing: 0; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
svg { width: 1.25rem; height: 1.25rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; padding: 10px 16px; background: var(--surface); border: 1px solid var(--line); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.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; }
.muted { color: var(--muted); }

.site-header { position: fixed; z-index: 50; top: 12px; left: max(12px, env(safe-area-inset-left)); right: max(12px, env(safe-area-inset-right)); height: var(--header-height); max-width: 1540px; margin-inline: auto; padding: 0 18px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; border: 1px solid transparent; border-radius: var(--radius); color: #fff; transition: background-color .25s, border-color .25s, color .25s, box-shadow .25s, transform .25s; }
.site-header.is-scrolled, .articles-page .site-header, .article-page .site-header { background: var(--header-bg); border-color: var(--line); color: var(--text); box-shadow: 0 8px 30px rgba(20, 47, 34, .08); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 11px; width: max-content; line-height: 1.1; }
.brand img { flex: 0 0 auto; }
.brand strong { display: block; font-size: 1rem; }
.brand small { display: block; margin-top: 4px; color: currentColor; font-size: .69rem; opacity: .72; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: 8px; }
.site-nav a { min-height: 44px; padding: 9px 13px; display: inline-flex; align-items: center; border-radius: 6px; font-size: .92rem; font-weight: 600; transition: background-color .2s, color .2s; }
.site-nav a:hover, .site-nav a[aria-current="page"] { background: color-mix(in srgb, currentColor 12%, transparent); }
.header-actions { display: flex; justify-content: flex-end; }
.icon-button { width: 44px; height: 44px; padding: 0; display: inline-grid; place-items: center; border: 1px solid color-mix(in srgb, currentColor 30%, transparent); border-radius: 6px; background: transparent; transition: background-color .2s, border-color .2s, color .2s, transform .2s; }
.icon-button:hover { background: color-mix(in srgb, currentColor 10%, transparent); }
.icon-button:active { transform: translateY(1px); }
.nav-toggle { display: none; }
.theme-icon { display: none; }
html[data-theme="auto"] .theme-icon-auto, html[data-theme="light"] .theme-icon-light, html[data-theme="dark"] .theme-icon-dark { display: block; }

.hero { position: relative; min-height: min(92svh, 980px); height: 92svh; overflow: hidden; background: #102a20; color: var(--hero-text); }
.hero-track, .hero-slide, .hero-media, .hero-media img, .hero-media video, .hero-media picture, .hero-shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-slide { visibility: hidden; opacity: 0; transition: opacity .8s var(--ease), visibility .8s; }
.hero-slide.is-active { z-index: 1; visibility: visible; opacity: 1; }
.hero-media { z-index: 0; }
.hero-media img, .hero-media video { object-fit: cover; object-position: 50% 50%; transform: scale(1.03); transition: transform 8s linear; }
.hero-slide.is-active .hero-media img, .hero-slide.is-active .hero-media video { transform: scale(1.09); }
.hero-shade { z-index: 1; pointer-events: none; background: linear-gradient(90deg, rgba(8, 24, 17, .86) 0%, rgba(8, 24, 17, .44) 50%, rgba(8, 24, 17, .12) 78%), linear-gradient(0deg, rgba(5, 16, 11, .66), transparent 48%); }
.hero-content { position: absolute; z-index: 3; left: max(5vw, calc((100vw - var(--max-width)) / 2)); bottom: clamp(118px, 17vh, 190px); width: min(760px, calc(100vw - 40px)); }
.eyebrow { margin: 0 0 16px; display: flex; align-items: center; gap: 10px; font-size: .78rem; font-weight: 800; text-transform: uppercase; }
.eyebrow span { width: 34px; height: 2px; background: var(--accent); }
.eyebrow-dark { color: var(--brand-deep); }
.hero h1 { max-width: 760px; margin: 0; font-family: "Microsoft YaHei UI", "PingFang SC", sans-serif; font-size: clamp(2.4rem, 5.4vw, 5.6rem); line-height: 1.08; font-weight: 800; text-wrap: balance; }
.hero-content > p:not(.eyebrow) { max-width: 620px; margin: 22px 0 30px; font-size: clamp(1rem, 1.5vw, 1.28rem); color: rgba(255, 255, 255, .86); }
.button { min-height: 48px; padding: 11px 18px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; border: 1px solid transparent; border-radius: 6px; font-weight: 700; line-height: 1.2; cursor: pointer; transition: background-color .2s, color .2s, border-color .2s, transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: #fff; box-shadow: 0 10px 26px rgba(110, 34, 20, .22); }
.button-primary:hover { background: #bd3e29; }
.button-light { background: #fff; color: #173c2d; }
.particle-canvas { position: absolute; z-index: 2; inset: 0; width: 100%; height: 100%; pointer-events: none; opacity: .62; }
.slider-controls { position: absolute; z-index: 5; right: max(5vw, calc((100vw - var(--max-width)) / 2)); bottom: clamp(42px, 6vh, 68px); display: flex; align-items: center; gap: 10px; }
.slider-arrow { color: #fff; border-color: rgba(255, 255, 255, .35); background: rgba(5, 16, 11, .18); backdrop-filter: blur(8px); }
.slider-dots { display: flex; align-items: center; gap: 7px; padding: 8px; }
.slider-dots button { width: 24px; height: 4px; padding: 0; border: 0; border-radius: 2px; background: rgba(255, 255, 255, .4); transition: width .25s, background-color .25s; }
.slider-dots button[aria-selected="true"] { width: 44px; background: #fff; }
.scroll-cue { position: absolute; z-index: 5; left: max(5vw, calc((100vw - var(--max-width)) / 2)); bottom: clamp(40px, 6vh, 66px); display: flex; align-items: center; gap: 8px; font-size: .82rem; font-weight: 700; }
.scroll-cue svg { animation: cue 1.6s ease-in-out infinite; }
@keyframes cue { 50% { transform: translateY(5px); } }

.section { width: min(var(--max-width), calc(100% - 40px)); margin-inline: auto; padding-block: clamp(76px, 10vw, 140px); }
.section-heading { margin-bottom: clamp(34px, 5vw, 66px); display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(260px, .8fr); gap: 48px; align-items: end; }
.section-heading h2 { max-width: 760px; margin: 0; font-size: clamp(2rem, 3.7vw, 3.8rem); line-height: 1.16; text-wrap: balance; }
.section-heading > p { max-width: 530px; margin: 0; color: var(--muted); }
.section-heading.compact { display: block; margin-bottom: 30px; }
.section-heading.compact h2 { font-size: clamp(1.65rem, 2.5vw, 2.4rem); }

.timeline-section { position: relative; }
.timeline { position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.timeline::before { content: ""; position: absolute; top: 75px; left: 0; right: 0; height: 1px; background: var(--line); }
.timeline-item { position: relative; padding-right: clamp(20px, 3vw, 46px); }
.timeline-year { margin-bottom: 24px; color: var(--accent); font-size: clamp(1.7rem, 2.8vw, 2.7rem); font-weight: 800; line-height: 1; }
.timeline-marker { position: relative; z-index: 1; width: 13px; height: 13px; margin-bottom: 28px; border: 3px solid var(--bg); border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 1px var(--brand); }
.timeline-copy h3 { margin: 0 0 11px; font-size: 1.08rem; line-height: 1.4; }
.timeline-copy p { margin: 0; color: var(--muted); font-size: .92rem; }.timeline-image { display: block; width: min(100%, 420px); max-height: 220px; margin-top: 18px; border-radius: var(--radius); object-fit: cover; object-position: 50% 50%; }

.posts-section { padding-top: 44px; }
.text-link, .card-link, .article-back { display: inline-flex; align-items: center; gap: 7px; color: var(--brand-deep); font-weight: 800; }
.text-link:hover svg, .card-link:hover svg { transform: translate(2px, -2px); }
.text-link svg, .card-link svg { transition: transform .2s; }
.post-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(18px, 2.5vw, 30px); }
.post-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); transition: transform .28s var(--ease), box-shadow .28s, border-color .28s; }
.post-card:hover { transform: translateY(-6px); border-color: color-mix(in srgb, var(--brand) 50%, var(--line)); box-shadow: var(--shadow); }
.post-cover { aspect-ratio: 16 / 10; display: block; overflow: hidden; background: var(--surface-2); }
.post-cover img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; transition: transform .55s var(--ease); }
.post-card:hover .post-cover img { transform: scale(1.045); }
.post-content { padding: clamp(20px, 2.5vw, 30px); }
.post-meta { margin-bottom: 16px; display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: .76rem; }
.post-meta span { color: var(--accent); font-weight: 800; }
.post-card h2, .post-card h3 { margin: 0 0 12px; font-size: clamp(1.15rem, 1.7vw, 1.42rem); line-height: 1.42; text-wrap: balance; }
.post-card h2 a:hover, .post-card h3 a:hover { color: var(--brand); }
.post-card p { display: -webkit-box; min-height: 3.4em; margin: 0 0 22px; overflow: hidden; color: var(--muted); font-size: .92rem; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.card-link { font-size: .86rem; }
.club-callout { width: min(1460px, calc(100% - 24px)); margin: 30px auto 12px; padding: clamp(38px, 6vw, 82px) max(24px, calc((100% - var(--max-width)) / 2)); display: grid; grid-template-columns: minmax(0, 1fr) minmax(240px, .55fr) auto; gap: clamp(26px, 5vw, 70px); align-items: center; border-radius: var(--radius); background: var(--brand-deep); color: #fff; }
.club-callout h2 { max-width: 600px; margin: 0; font-size: clamp(1.8rem, 3.2vw, 3.25rem); line-height: 1.18; }
.club-callout > p { margin: 0; color: rgba(255,255,255,.78); }

.site-footer { width: min(1460px, calc(100% - 24px)); margin: 12px auto; padding: clamp(50px, 7vw, 88px) max(24px, calc((100% - var(--max-width)) / 2)) 24px; border-radius: var(--radius); background: #0e1c16; color: #e8f0eb; }
.footer-grid { display: grid; grid-template-columns: 1.7fr repeat(3, 1fr); gap: clamp(30px, 5vw, 70px); }
.brand-footer { color: #fff; }
.footer-intro p { max-width: 390px; margin: 22px 0 0; color: #aebdb4; }
.site-footer h2 { margin: 5px 0 18px; color: #fff; font-size: .86rem; }
.site-footer ul { margin: 0; padding: 0; list-style: none; }
.site-footer li + li { margin-top: 10px; }
.site-footer li a, .site-footer address { color: #aebdb4; font-size: .88rem; font-style: normal; }
.site-footer a:hover { color: #fff; }
.footer-bottom { margin-top: clamp(45px, 7vw, 80px); padding-top: 20px; display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid #304138; color: #84958b; font-size: .76rem; }
.footer-bottom p { margin: 0; }

.page-hero { position: relative; width: min(1460px, calc(100% - 24px)); min-height: 560px; margin: 12px auto 0; padding: calc(var(--header-height) + 110px) max(24px, calc((100% - var(--max-width)) / 2)) 80px; display: flex; align-items: center; overflow: hidden; border-radius: var(--radius); background: var(--surface-2); }
.page-hero-copy { position: relative; z-index: 2; width: min(700px, 65%); }
.page-hero h1 { margin: 0; font-size: clamp(2.6rem, 5.4vw, 5.5rem); line-height: 1.08; text-wrap: balance; }
.page-hero-copy > p:last-child { max-width: 560px; margin: 24px 0 0; color: var(--muted); font-size: 1.1rem; }
.page-hero-art { position: absolute; top: 18%; right: 4%; width: min(48%, 620px); transform: rotate(2deg); filter: drop-shadow(0 25px 40px rgba(20, 47, 34, .16)); }
.page-hero-art img { width: 100%; }
.archive-section { padding-top: clamp(60px, 8vw, 100px); }
.archive-toolbar { margin-bottom: 36px; display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.filter-tabs { display: flex; flex-wrap: wrap; gap: 7px; }
.filter-tabs button { min-height: 44px; padding: 8px 15px; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); font-size: .85rem; font-weight: 700; }
.filter-tabs button:hover, .filter-tabs button.is-active { border-color: var(--brand); background: var(--brand); color: var(--bg); }
.search-field { width: min(300px, 100%); min-height: 46px; padding: 0 14px; display: flex; align-items: center; gap: 9px; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); }
.search-field:focus-within { border-color: var(--brand); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 18%, transparent); }
.search-field input { min-width: 0; width: 100%; height: 44px; border: 0; outline: 0; background: transparent; }
.archive-grid { row-gap: clamp(30px, 4vw, 50px); }
.empty-state { padding: 60px 20px; text-align: center; color: var(--muted); }
.pagination { margin-top: 50px; display: flex; justify-content: center; align-items: center; gap: 24px; }
.pagination a { min-height: 44px; display: inline-flex; align-items: center; gap: 8px; color: var(--brand-deep); font-weight: 800; }

.article-shell { padding-top: calc(var(--header-height) + 100px); }
.article-header { width: min(920px, calc(100% - 40px)); margin-inline: auto; text-align: center; }
.article-back { margin-bottom: 58px; font-size: .86rem; }
.article-header .eyebrow { justify-content: center; }
.article-header h1 { margin: 0; font-size: clamp(2.3rem, 5.4vw, 5rem); line-height: 1.14; text-wrap: balance; }
.article-lead { max-width: 700px; margin: 26px auto 20px; color: var(--muted); font-size: clamp(1.02rem, 1.6vw, 1.23rem); }
.article-byline { display: flex; justify-content: center; gap: 10px; color: var(--muted); font-size: .86rem; }
.article-cover { width: min(1240px, calc(100% - 40px)); aspect-ratio: 16 / 8; margin: clamp(48px, 7vw, 88px) auto; overflow: hidden; border-radius: var(--radius); background: var(--surface-2); }
.article-cover img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; }
.article-layout { width: min(920px, calc(100% - 40px)); margin: 0 auto clamp(80px, 10vw, 140px); display: grid; grid-template-columns: 70px minmax(0, 720px); gap: clamp(35px, 6vw, 90px); }
.article-aside { position: sticky; top: 115px; align-self: start; display: grid; justify-items: center; gap: 12px; }
.article-aside > span { margin-bottom: 4px; color: var(--muted); font-size: .72rem; writing-mode: vertical-rl; }
.article-body { min-width: 0; font-family: "Microsoft YaHei", "PingFang SC", sans-serif; font-size: clamp(1rem, 1.2vw, 1.1rem); line-height: 1.95; }
.article-body > *:first-child { margin-top: 0; }
.article-body p { margin: 0 0 1.6em; }
.article-body h2 { margin: 2.1em 0 .75em; font-size: clamp(1.55rem, 2.8vw, 2.25rem); line-height: 1.35; }
.article-body h3 { margin: 1.8em 0 .7em; font-size: 1.35rem; }
.article-body blockquote { margin: 2.2em 0; padding: 22px 26px; border-left: 4px solid var(--accent); background: var(--surface-2); color: var(--brand-deep); font-size: 1.08em; font-weight: 700; }
.article-body a { color: var(--brand); text-decoration: underline; text-underline-offset: 3px; }
.article-body pre { max-width: 100%; padding: 20px; overflow: auto; border: 1px solid var(--line); border-radius: 6px; background: var(--surface-2); }
.comments-section { width: 100%; padding-inline: max(20px, calc((100% - var(--max-width)) / 2)); background: var(--surface-2); }
.comments-inner { display: grid; grid-template-columns: 1fr .82fr; gap: clamp(40px, 8vw, 100px); }
.comment { padding: 24px 0; display: grid; grid-template-columns: 44px 1fr; gap: 16px; border-top: 1px solid var(--line); }
.comment-avatar { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; background: var(--brand); color: var(--bg); font-weight: 800; }
.comment header { display: flex; justify-content: space-between; gap: 16px; }
.comment time { color: var(--muted); font-size: .76rem; }
.comment p { margin: 8px 0 0; color: var(--muted); }
.comment-form { padding: clamp(26px, 4vw, 42px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.comment-form h2 { margin: 0; font-size: 1.7rem; }
.comment-form > p { margin: 6px 0 24px; color: var(--muted); font-size: .9rem; }
.comment-form label { display: grid; gap: 7px; margin-bottom: 17px; color: var(--muted); font-size: .82rem; font-weight: 700; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.comment-form input, .comment-form textarea { width: 100%; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); padding: 11px 12px; outline: 0; }
.comment-form input { height: 46px; }
.comment-form textarea { resize: vertical; }
.comment-form input:focus, .comment-form textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 16%, transparent); }
.form-actions { display: flex; justify-content: space-between; gap: 18px; align-items: center; }
.form-actions small { max-width: 230px; color: var(--muted); }
.form-status { min-height: 1.7em; margin: 14px 0 0 !important; color: var(--brand-deep) !important; }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .72s var(--ease), transform .72s var(--ease); transition-delay: calc(var(--item-index, 0) * 70ms); }
.reveal.is-visible { opacity: 1; transform: none; }
html[data-motion="fade"] .hero-content > * { opacity: 0; transition: opacity .65s var(--ease); }
html[data-motion="fade"] .hero-slide.is-active .hero-content > * { opacity: 1; }
html[data-motion="slide"] .hero-content > *, html[data-motion="cinematic"] .hero-content > * { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
html[data-motion="slide"] .hero-slide.is-active .hero-content > *, html[data-motion="cinematic"] .hero-slide.is-active .hero-content > * { opacity: 1; transform: none; }
html[data-motion="cinematic"] .hero-slide.is-active .hero-content > *:nth-child(2) { transition-delay: .12s; }
html[data-motion="cinematic"] .hero-slide.is-active .hero-content > *:nth-child(3) { transition-delay: .22s; }
html[data-motion="cinematic"] .hero-slide.is-active .hero-content > *:nth-child(4) { transition-delay: .3s; }
html[data-motion="none"] *, html[data-motion="none"] *::before, html[data-motion="none"] *::after { animation: none !important; transition-duration: .01ms !important; }
html[data-motion="none"] .reveal { opacity: 1; transform: none; }

@media (max-width: 980px) {
  :root { --header-height: 68px; }
  .site-header { grid-template-columns: 1fr auto auto; gap: 8px; }
  .nav-toggle { display: inline-grid; grid-column: 3; }
  .header-actions { grid-column: 2; grid-row: 1; }
  .site-nav { position: absolute; top: calc(100% + 8px); left: 0; right: 0; padding: 10px; display: grid; visibility: hidden; opacity: 0; transform: translateY(-8px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--text); box-shadow: var(--shadow); transition: opacity .2s, transform .2s, visibility .2s; }
  .site-nav.is-open { visibility: visible; opacity: 1; transform: none; }
  .site-nav a { padding-inline: 14px; }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .timeline { grid-template-columns: repeat(2, 1fr); row-gap: 45px; }
  .timeline::before { display: none; }
  .timeline-item { padding-left: 24px; }
  .timeline-item::before { content: ""; position: absolute; top: 4px; bottom: -46px; left: 5px; width: 1px; background: var(--line); }
  .timeline-item:nth-last-child(-n+2)::before { bottom: 0; }
  .timeline-year { margin-bottom: 12px; }
  .timeline-marker { position: absolute; top: 8px; left: 0; }
  .post-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .club-callout { grid-template-columns: 1fr auto; }
  .club-callout > p { grid-column: 1 / -1; grid-row: 2; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer-intro { grid-column: 1 / -1; }
  .page-hero-copy { width: 72%; }
  .page-hero-art { right: -12%; width: 55%; opacity: .62; }
  .comments-inner { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  :root { --header-height: 62px; }
  .site-header { top: 8px; left: 8px; right: 8px; padding-inline: 10px; }
  .brand { gap: 8px; }
  .brand img { width: 38px; height: 38px; }
  .brand small { display: none; }
  .hero { height: 91svh; min-height: 560px; }
  .hero-shade { background: linear-gradient(0deg, rgba(6, 20, 13, .9) 0%, rgba(6, 20, 13, .38) 70%, rgba(6, 20, 13, .2) 100%); }
  .hero-content { left: 20px; bottom: 124px; width: calc(100% - 40px); }
  .hero h1 { font-size: clamp(2.25rem, 11vw, 3.5rem); }
  .hero-content > p:not(.eyebrow) { margin-block: 17px 23px; font-size: 1rem; }
  .scroll-cue { left: 20px; bottom: 38px; }
  .slider-controls { right: 18px; bottom: 30px; }
  .slider-dots { display: none; }
  .section { width: min(100% - 32px, var(--max-width)); padding-block: 70px; }
  .section-heading { margin-bottom: 34px; }
  .section-heading h2 { font-size: 2rem; }
  .timeline { grid-template-columns: 1fr; gap: 34px; }
  .timeline-item:nth-last-child(-n+2)::before { bottom: -35px; }
  .timeline-item:last-child::before { display: none; }
  .post-grid { grid-template-columns: 1fr; }
  .post-card p { min-height: auto; }
  .club-callout { width: calc(100% - 16px); padding: 42px 24px; grid-template-columns: 1fr; }
  .club-callout > p { grid-column: auto; grid-row: auto; }
  .club-callout .button { width: 100%; }
  .site-footer { width: calc(100% - 16px); padding: 50px 24px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 35px 24px; }
  .footer-intro { grid-column: 1 / -1; }
  .footer-bottom { display: grid; }
  .page-hero { width: calc(100% - 16px); min-height: 520px; padding: calc(var(--header-height) + 80px) 24px 55px; align-items: flex-end; }
  .page-hero-copy { width: 100%; }
  .page-hero h1 { font-size: clamp(2.35rem, 12vw, 4rem); }
  .page-hero-art { top: 20%; right: -25%; width: 95%; opacity: .28; }
  .archive-toolbar { align-items: stretch; flex-direction: column-reverse; }
  .search-field { width: 100%; }
  .filter-tabs { flex-wrap: nowrap; max-width: 100%; padding-bottom: 4px; overflow-x: auto; scrollbar-width: thin; }
  .filter-tabs button { flex: 0 0 auto; }
  .article-shell { padding-top: calc(var(--header-height) + 70px); }
  .article-header, .article-cover, .article-layout { width: calc(100% - 32px); }
  .article-back { margin-bottom: 40px; }
  .article-header h1 { font-size: clamp(2.1rem, 10vw, 3.3rem); }
  .article-cover { aspect-ratio: 4 / 3; margin-block: 45px; }
  .article-layout { display: block; }
  .article-aside { position: static; margin-bottom: 28px; display: flex; justify-content: flex-start; }
  .article-aside > span { writing-mode: horizontal-tb; margin: 0 auto 0 0; align-self: center; }
  .article-body { line-height: 1.85; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-actions { align-items: stretch; flex-direction: column; }
  .form-actions .button { width: 100%; }
}

@media (max-width: 390px) {
  .brand strong { max-width: 96px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-intro { grid-column: auto; }
  .hero h1 { font-size: 2.25rem; }
  .scroll-cue span { display: none; }
  .article-byline { flex-wrap: wrap; }
}

@media (min-width: 1800px) {
  :root { --max-width: 1420px; }
  .site-header { max-width: 1780px; }
  .post-grid { gap: 34px; }
  .hero-content { width: 850px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .particle-canvas { display: none; }
  .hero-media img, .hero-slide.is-active .hero-media img { transform: none; }
}