:root{
  --opm-bg:#020705;
  --opm-panel:#07100b;
  --opm-panel-2:#0b1510;
  --opm-text:#f1f4ec;
  --opm-soft:#a7b0a6;
  --opm-dim:#849087;
  --opm-line:#1d2b22;
  --opm-green:#9cff8f;
  --opm-green-strong:#70ef69;
  --opm-amber:#f0bd62;
  --opm-red:#e36d56;
  --opm-serif:"Songti SC","STSong","Noto Serif CJK SC",serif;
  --opm-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --opm-mono:"SFMono-Regular","SF Mono",Menlo,Consolas,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--opm-bg)}
body.opm-home,body.opm-gallery{
  margin:0;
  background:var(--opm-bg);
  color:var(--opm-text);
  font-family:var(--opm-sans);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit}
button,select{font:inherit}
.opm-shell{width:min(100% - 64px,1440px);margin:0 auto}
.opm-mono{font-family:var(--opm-mono);letter-spacing:.08em}
.opm-eyebrow{font:700 12px/1.4 var(--opm-mono);letter-spacing:.14em;color:var(--opm-green);text-transform:uppercase}
.opm-skip{position:fixed;left:12px;top:-80px;z-index:1000;padding:10px 14px;background:var(--opm-green);color:#031006;text-decoration:none}
.opm-skip:focus{top:12px}

/* g.html 与分站共用品牌 */
.opm-brand{display:inline-flex;align-items:center;gap:7px;width:max-content;text-decoration:none;font-size:20px;font-weight:800;letter-spacing:-.02em}
.opm-brand img{width:15px;height:15px;object-fit:contain}
.opm-brand small{margin-left:10px;color:var(--opm-dim);font:10px/1.2 var(--opm-mono);letter-spacing:.11em;font-weight:500}

/* 首页：大幅封面 + 双排专题带 */
.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.opm-home .opm-header{padding:8px 0 12px;background:var(--opm-bg);text-align:center}
.opm-wordmark{display:block;width:clamp(330px,31vw,440px);margin:0 auto;line-height:0;text-decoration:none}
.opm-wordmark img{display:block;width:100%;height:auto}
.opm-home .opm-nav{height:40px;margin-top:10px;display:flex;align-items:center;justify-content:center;gap:64px}
.opm-home .opm-nav a{position:relative;display:flex;height:100%;align-items:center;color:var(--opm-soft);font-size:13px;font-weight:600;text-decoration:none}
.opm-home .opm-nav a[aria-current="location"],.opm-home .opm-nav a:hover{color:var(--opm-text)}
.opm-home .opm-nav a[aria-current="location"]::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--opm-green)}
.opm-home .opm-nav a:focus-visible,.cover-media:focus-visible,.cover-enter:focus-visible,.ribbon-card:focus-visible{outline:2px solid var(--opm-green);outline-offset:4px}

.cover-section{padding:0 0 18px}
.cover-stage{height:clamp(370px,30vw,430px);display:grid;grid-template-columns:minmax(0,3fr) minmax(280px,1.18fr);border:1px solid var(--opm-line);overflow:hidden}
.cover-media{min-width:0;display:block;overflow:hidden;background:var(--opm-panel);text-decoration:none}
.cover-media img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;filter:saturate(.82) contrast(1.04);transition:transform .65s ease,filter .35s ease}
.cover-media:hover img{transform:scale(1.012);filter:saturate(.96) contrast(1.04)}
.cover-copy{min-width:0;padding:clamp(34px,4vw,66px);display:flex;flex-direction:column;justify-content:center;align-items:flex-start;border-left:1px solid var(--opm-line);background:#020705}
.cover-copy h1{margin:0;font:700 clamp(50px,4.6vw,68px)/1.1 var(--opm-serif);letter-spacing:-.055em;text-wrap:balance}
.cover-copy h1 span{color:inherit}
.cover-meta{margin-top:30px;display:flex;align-items:center;gap:12px;color:var(--opm-dim);font:10px/1.2 var(--opm-mono);letter-spacing:.08em}
.cover-meta b{color:var(--opm-green);font-size:12px}
.cover-enter{min-width:200px;height:48px;margin-top:34px;display:flex;align-items:center;justify-content:center;border:1px solid var(--opm-green);color:var(--opm-green);font-size:13px;font-weight:700;letter-spacing:.06em;text-decoration:none;transition:background .2s ease,color .2s ease}
.cover-enter:hover{background:var(--opm-green);color:#031006}

.topic-ribbon{padding:0 0 20px}
.ribbon-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));border-top:1px solid var(--opm-line);border-left:1px solid var(--opm-line)}
.ribbon-card{height:168px;min-width:0;display:grid;grid-template-rows:minmax(0,1fr) 70px;overflow:hidden;border-right:1px solid var(--opm-line);border-bottom:1px solid var(--opm-line);background:#030806;color:var(--opm-text);text-decoration:none;transition:background .2s ease}
.ribbon-card__copy{min-width:0;padding:13px 15px 10px}
.ribbon-card__meta{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--opm-dim);font:9px/1 var(--opm-mono);letter-spacing:.06em}
.ribbon-card__meta b{color:var(--opm-green);font-size:10px}
.ribbon-card h3{margin:10px 0 0;display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;font:700 clamp(16px,1.4vw,21px)/1.15 var(--opm-serif);letter-spacing:-.025em}
.ribbon-card img{display:block;width:100%;height:70px;object-fit:cover;object-position:center;filter:saturate(.52) contrast(1.06) brightness(.6);transition:filter .3s ease,transform .45s ease}
.ribbon-card:hover{background:var(--opm-panel)}
.ribbon-card:hover h3{color:var(--opm-green)}
.ribbon-card:hover img{filter:saturate(.82) contrast(1.06) brightness(.78);transform:scale(1.025)}

.opm-home .opm-footer{padding:10px 0 22px;color:var(--opm-dim);font-size:10px;text-align:center}
.opm-home .opm-footer__in{display:flex;flex-direction:column;align-items:center;gap:12px}
.opm-home .opm-footer p{margin:0;line-height:1.7}
.opm-signature{color:#7d887f;font-family:var(--opm-mono);letter-spacing:.02em}
.copyright-symbol{display:inline-block;color:var(--opm-soft);font-size:1.55em;line-height:.65;vertical-align:-.12em}

/* g.html 图表漫游 */
.gallery-topbar{height:62px;display:flex;align-items:center;gap:22px;padding:0 28px;border-bottom:1px solid var(--opm-line);background:#020705;position:relative;z-index:100}
.gallery-topbar .opm-brand{font-family:var(--opm-serif);font-size:23px}
.gallery-topbar .opm-brand img{display:none}
.gallery-topbar__mode{color:var(--opm-dim);font:10px/1 var(--opm-mono);letter-spacing:.18em;white-space:nowrap}
.gallery-topbar__spacer{flex:1}
.gallery-topbar__stats{display:flex;align-items:center;gap:10px;color:var(--opm-soft);font:10px/1 var(--opm-mono);white-space:nowrap}
.gallery-topbar__stats b{color:var(--opm-green)}
.gallery-topbar__stats i{color:var(--opm-line);font-style:normal}
.gallery-random,.gallery-home{height:38px;padding:0 14px;display:inline-flex;align-items:center;border:1px solid var(--opm-line);background:transparent;color:var(--opm-soft);font-size:11px;text-decoration:none;cursor:pointer;white-space:nowrap}
.gallery-random:hover,.gallery-home:hover{border-color:var(--opm-green);color:var(--opm-text)}
.gallery-stage{height:calc(100vh - 62px);min-height:650px;display:grid;grid-template-rows:minmax(0,1fr) 176px;background:#020705}
.gallery-layout{min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 372px;border-bottom:1px solid var(--opm-line)}
.gallery-canvas{min-width:0;min-height:0;display:grid;grid-template-columns:96px minmax(0,1fr) 96px;align-items:center;padding:0 0 0;background:#020705}
.gallery-figure{margin:0;width:100%;height:100%;min-width:0;min-height:0;display:flex;align-items:center;justify-content:center}
.gallery-image-wrap{width:100%;height:calc(100% - 2px);display:flex;align-items:center;justify-content:center;background:#f6f6f2;border:1px solid #1e2a23;overflow:hidden}
.gallery-image-wrap img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.gallery-step{justify-self:center;width:64px;min-height:114px;padding:12px 6px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:13px;border:1px solid #314134;background:#020705;color:var(--opm-green);cursor:pointer}
.gallery-step span{font-size:14px;line-height:1.2}
.gallery-step small{color:var(--opm-soft);font:9px/1 var(--opm-mono)}
.gallery-step:hover,.gallery-step:focus-visible{border-color:var(--opm-green);outline:none;background:#07100b}
.gallery-inspector{min-width:0;min-height:0;padding:26px 30px 20px;border-left:1px solid var(--opm-line);display:flex;flex-direction:column;background:#020705;overflow-y:auto}
.gallery-inspector__heading{padding:8px 0 22px;border-bottom:1px solid var(--opm-line)}
.gallery-inspector__heading h1{margin:12px 0 14px;display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:4;font:700 clamp(30px,2.2vw,38px)/1.08 var(--opm-serif);letter-spacing:-.035em;text-wrap:balance}
.gallery-index{color:var(--opm-green);font:700 18px/1 var(--opm-mono);letter-spacing:.08em}
.gallery-inspector__heading p{margin:18px 0 0;color:var(--opm-soft);font-size:12px;line-height:1.75}
.gallery-ledger{margin:14px 0 18px}
.gallery-ledger>div{min-height:43px;display:grid;grid-template-columns:92px minmax(0,1fr);align-items:center;gap:12px;border-bottom:1px solid var(--opm-line)}
.gallery-ledger dt{color:var(--opm-dim);font-size:11px}
.gallery-ledger dd{margin:0;color:var(--opm-text);font-size:12px;text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gallery-ledger>div:first-child dd{color:var(--opm-green)}
.gallery-actions{display:grid;grid-template-columns:1fr;gap:7px}
.gallery-actions button,.gallery-actions a{min-height:40px;padding:0 14px;display:flex;align-items:center;justify-content:space-between;border:1px solid #38453b;background:transparent;color:var(--opm-text);text-decoration:none;font-size:12px;cursor:pointer}
.gallery-actions .is-primary{background:var(--opm-green);border-color:var(--opm-green);color:#031006;font-weight:750}
.gallery-actions button:hover,.gallery-actions a:hover{border-color:var(--opm-green)}
.gallery-minor-actions{display:flex;align-items:center;gap:16px;margin-top:14px;color:var(--opm-dim);font-size:10px}
.gallery-minor-actions button{padding:0;border:0;background:transparent;color:var(--opm-soft);font-size:10px;cursor:pointer}
.gallery-minor-actions button:hover{color:var(--opm-green)}
.gallery-minor-actions span{margin-left:auto}
.gallery-minor-actions b{color:var(--opm-green)}
.topic-picker{position:relative;min-width:0}
.gallery-topbar .topic-picker{width:310px}
.topic-picker summary{height:38px;display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:11px;padding:0 12px;border:1px solid #39443b;background:#020705;color:var(--opm-text);cursor:pointer;list-style:none}
.topic-picker summary::-webkit-details-marker{display:none}
.topic-picker summary:focus-visible{outline:2px solid var(--opm-green);outline-offset:2px}
.topic-picker summary>span:first-child{min-width:0;display:flex;align-items:baseline;gap:12px}
.topic-picker summary small{color:var(--opm-green);font:700 9px/1 var(--opm-mono);letter-spacing:.1em;white-space:nowrap}
.topic-picker summary strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}
.topic-picker summary>b{color:var(--opm-soft);font:650 10px/1 var(--opm-mono);white-space:nowrap}
.topic-picker__state{color:var(--opm-dim);font-size:10px}
.topic-picker__state i,.topic-picker__state em{font-style:normal}
.topic-picker__state em,.topic-picker[open] .topic-picker__state i{display:none}
.topic-picker[open] .topic-picker__state em{display:inline;color:var(--opm-green)}
.topic-picker[open] summary{border-color:var(--opm-green)}
.topic-picker:not([open]) .topic-menu{display:none}
.topic-menu{position:absolute;z-index:140;right:0;top:45px;width:min(620px,calc(100vw - 64px));padding:0 14px 14px;background:#07100b;border:1px solid var(--opm-green);box-shadow:0 24px 70px rgba(0,0,0,.55)}
.topic-menu__head{height:52px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--opm-line);color:var(--opm-soft);font-size:11px}
.topic-menu__head span{color:var(--opm-text);font-weight:750}
.topic-menu__head b{font:650 10px/1 var(--opm-mono);color:var(--opm-green)}
.topic-menu__list{display:grid;grid-template-columns:1fr 1fr}
.topic-option{min-height:52px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:14px;padding:8px 12px;border:0;border-bottom:1px solid var(--opm-line);background:transparent;color:var(--opm-text);text-align:left;cursor:pointer}
.topic-option:nth-child(odd){border-right:1px solid var(--opm-line)}
.topic-option span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}
.topic-option b{color:var(--opm-dim);font:650 10px/1 var(--opm-mono);white-space:nowrap}
.topic-option:hover,.topic-option:focus-visible{background:var(--opm-panel-2);outline:none}
.topic-option[aria-current="true"]{background:#102218;color:var(--opm-green)}
.topic-option[aria-current="true"] b{color:var(--opm-green)}
.topic-native{position:absolute!important;width:1px!important;height:1px!important;overflow:hidden!important;clip:rect(0 0 0 0)!important;white-space:nowrap!important;clip-path:inset(50%)!important}
.gallery-timeline{min-width:0;display:grid;grid-template-columns:138px minmax(0,1fr);background:#050b08}
.gallery-timeline__meta{margin:14px 0;padding:10px 22px 10px 28px;display:flex;flex-direction:column;justify-content:center;gap:11px;border-right:1px solid var(--opm-line)}
.gallery-timeline__meta strong{color:var(--opm-green);font-size:12px}
.gallery-timeline__meta b{font:700 12px/1 var(--opm-mono);color:var(--opm-text)}
.gallery-timeline__meta span{color:var(--opm-dim);font-size:9px}
.gallery-film{min-width:0;display:flex;gap:14px;align-items:center;overflow-x:auto;padding:13px 24px;scrollbar-color:var(--opm-green) var(--opm-bg)}
.gallery-thumb{flex:0 0 186px;height:148px;padding:7px;border:1px solid transparent;background:transparent;color:var(--opm-soft);cursor:pointer;text-align:left;overflow:hidden}
.gallery-thumb img{width:100%;height:104px;object-fit:cover;display:block;background:#f6f6f2;filter:saturate(.62) brightness(.68)}
.gallery-thumb__meta{height:30px;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:end;gap:6px}
.gallery-thumb__meta b{color:var(--opm-green);font:700 10px/1 var(--opm-mono)}
.gallery-thumb__meta span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:10px}
.gallery-thumb:hover{border-color:#405044}
.gallery-thumb[aria-current="true"]{border-color:var(--opm-green)}
.gallery-thumb[aria-current="true"] img{filter:none}
.gallery-thumb[aria-current="true"] .gallery-thumb__meta span{color:var(--opm-green)}
.gallery-loader{position:fixed;inset:62px 0 0;display:flex;align-items:center;justify-content:center;background:var(--opm-bg);color:var(--opm-soft);z-index:110}
.gallery-loader[hidden]{display:none}
.gallery-error{max-width:560px;text-align:center;line-height:1.8;color:var(--opm-soft)}

/* 选题分站统一品牌层：不破坏各皮肤的内容结构 */
body[data-opm-signal="topic"]{
  --accent:var(--opm-green)!important;
  --accent2:var(--opm-amber)!important;
  --gold:var(--opm-green)!important;
  --gold2:var(--opm-amber)!important;
  --bg:var(--opm-bg)!important;
  --panel:var(--opm-panel)!important;      /* 修 bug（2026-07-25）：原只重映射 --text/--bg 漏了 --panel，
                                              致浅色皮肤（institutional 等）白面板 + 近白 --text ＝ 隐形。
                                              面板底色一并压 0pm 深色，浅皮内容在 0pm 深底下才可读。 */
  --panel-2:var(--opm-panel-2)!important;
  --text:var(--opm-text)!important;
  --sub:var(--opm-soft)!important;
  --line:var(--opm-line)!important;
  /* 语义值色（红涨绿跌/金/versus 标签）在 0pm 深底提亮——institutional 浅色模式的暗金/暗红
     压深底对比仅~3.5，逐一提亮保 WCAG（不改色相：红仍红/绿仍绿）。 */
  --up:#E8635A!important;--down:#57C08A!important;--up-ink:#E8635A!important;--down-ink:#57C08A!important;
  --val-gold:#E0A030!important;--val-red:#E8635A!important;--val-green:#57C08A!important;--val-blue:#6FA8DC!important;
  --val-vleft:#E0A030!important;--val-vright:#E8635A!important;--accent-soft:#E8635A!important;
  background:var(--opm-bg)!important;
  color:var(--opm-text)!important;
  font-family:var(--opm-sans)!important;
}
/* 反色头/徽章（背景=var(--text)、文字=var(--panel)）在上面 --text→浅/--panel→深 后
   自然成「浅底深字」＝可读，无需再钉文字；仅把反色头底色收成克制深绿头、免整行大白条突兀。 */
body[data-opm-signal="topic"] .rt-table thead th{
  background:var(--opm-panel-2)!important;color:var(--opm-text)!important;
  border-color:var(--opm-line)!important}
.opm-signal-meta{height:42px;display:grid;grid-template-columns:1fr auto auto auto;align-items:center;gap:24px;padding:0 max(20px,calc((100vw - 1360px)/2));background:#020705;color:var(--opm-soft);border-bottom:1px solid #132019;font:10px/1 var(--opm-mono);letter-spacing:.08em;position:relative;z-index:80}
.opm-signal-meta a{color:inherit;text-decoration:none}
.opm-signal-meta__brand{color:var(--opm-text)!important;font-weight:800;font-size:12px}
.opm-signal-meta__brand b{color:var(--opm-green)}
.opm-signal-meta__nav{display:flex;gap:20px}
.opm-signal-meta__nav a:hover{color:var(--opm-green)}
.opm-signal-meta time{color:var(--opm-green)}
body[data-opm-signal="topic"] .qd-top{top:0!important;background:rgba(2,7,5,.96)!important;border-color:var(--opm-line)!important;box-shadow:none!important}
body[data-opm-signal="topic"] .qd-top .qd-wrap{max-width:1360px!important}
body[data-opm-signal="topic"] .qd-brand,body[data-opm-signal="topic"] .qd-topic,body[data-opm-signal="topic"] .qd-lnk,body[data-opm-signal="topic"] .qd-switch{color:var(--opm-soft)!important}
body[data-opm-signal="topic"] .qd-brand b{color:var(--opm-text)!important}
body[data-opm-signal="topic"] .qd-brand:hover,body[data-opm-signal="topic"] .qd-lnk:hover,body[data-opm-signal="topic"] .qd-switch:hover{color:var(--opm-green)!important}
body[data-opm-signal="topic"] .qd-cta{background:var(--opm-green)!important;color:#031006!important;border-color:var(--opm-green)!important;box-shadow:none!important}
body[data-opm-signal="topic"] .qd-theme-toggle{display:none!important}
body[data-opm-signal="topic"] .qd-ic{display:none!important}
body[data-opm-signal="topic"] .qd-menubtn::after{content:"菜单";font-size:12px;color:var(--opm-soft)}
body[data-opm-signal="topic"] h1,body[data-opm-signal="topic"] h2,body[data-opm-signal="topic"] h3{font-family:var(--opm-serif)!important;letter-spacing:-.025em}
body[data-opm-signal="topic"] .f-hero,body[data-opm-signal="topic"] .hero,body[data-opm-signal="topic"] .rt-hero,body[data-opm-signal="topic"] .ca-hero,body[data-opm-signal="topic"] .ed-hero,body[data-opm-signal="topic"] .hi-hero,body[data-opm-signal="topic"] .gs-hero{border-bottom:1px solid var(--opm-line)!important}
body[data-opm-signal="topic"] .f-hero .himg img,body[data-opm-signal="topic"] .hero img,body[data-opm-signal="topic"] .rt-hero img,body[data-opm-signal="topic"] .ca-hero img,body[data-opm-signal="topic"] .ed-hero img,body[data-opm-signal="topic"] .hi-hero img,body[data-opm-signal="topic"] .gs-hero img{filter:saturate(.8) contrast(1.06)!important}
body[data-opm-signal="topic"] .f-hero .hl,body[data-opm-signal="topic"] .hero .hl,body[data-opm-signal="topic"] [data-kind="gold"]{color:var(--opm-green)!important}
body[data-opm-signal="topic"] .qd-kpis,body[data-opm-signal="topic"] .grid,body[data-opm-signal="topic"] .qd-thesis,body[data-opm-signal="topic"] .qd-ledger,body[data-opm-signal="topic"] .qd-databars{border-color:var(--opm-line)!important}
body[data-opm-signal="topic"] .card,body[data-opm-signal="topic"] .rt-card,body[data-opm-signal="topic"] .ca-card,body[data-opm-signal="topic"] .ed-card,body[data-opm-signal="topic"] .gs-card{border-radius:0!important;box-shadow:none!important;border-color:var(--opm-line)!important;background:var(--opm-panel)!important}
body[data-opm-signal="topic"] .card:hover,body[data-opm-signal="topic"] .rt-card:hover,body[data-opm-signal="topic"] .ca-card:hover,body[data-opm-signal="topic"] .ed-card:hover,body[data-opm-signal="topic"] .gs-card:hover{border-color:var(--opm-green)!important;transform:translateY(-3px)}
body[data-opm-signal="topic"] .qd-foot{background:#020705!important;border-color:var(--opm-line)!important}

/* 动效 */
[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
[data-reveal].is-visible{opacity:1;transform:none}
@keyframes opmTicker{from{transform:translateX(0)}to{transform:translateX(-34%)}}

@media(max-width:1180px){
  .cover-stage{grid-template-columns:minmax(0,2.25fr) minmax(270px,1fr)}
  .ribbon-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .gallery-topbar__mode{display:none}
  .gallery-stage{height:auto;min-height:calc(100vh - 62px);grid-template-rows:auto 166px}
  .gallery-layout{grid-template-columns:1fr}
  .gallery-canvas{height:66vh;min-height:500px;grid-template-columns:76px minmax(0,1fr) 76px}
  .gallery-inspector{border-left:0;border-top:1px solid var(--opm-line);display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.8fr);column-gap:34px;overflow:visible}
  .gallery-inspector__heading{grid-row:1/4}
  .gallery-ledger{margin-top:0}
  .gallery-minor-actions{align-self:end}
  .gallery-timeline{height:166px}
  .gallery-thumb{flex-basis:172px;height:138px}
  .gallery-thumb img{height:96px}
}

@media(max-width:980px){
  .opm-shell{width:min(100% - 36px,940px)}
  .cover-stage{height:390px;grid-template-columns:minmax(0,1.75fr) minmax(250px,1fr)}
  .cover-copy{padding:34px}
  .cover-copy h1{font-size:clamp(46px,6.3vw,62px)}
  .ribbon-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .gallery-topbar__stats{display:none}
}

@media(max-width:680px){
  .opm-shell{width:min(100% - 28px,640px)}
  .opm-home .opm-header{padding:6px 0 12px}
  .opm-wordmark{width:min(360px,calc(100% - 28px))}
  .opm-home .opm-nav{height:38px;margin-top:9px;gap:28px}
  .opm-home .opm-nav a{font-size:12px;white-space:nowrap}
  .cover-section{padding-bottom:14px}
  .cover-stage{height:auto;display:flex;flex-direction:column}
  .cover-media{height:238px}
  .cover-media img{object-position:54% center}
  .cover-copy{min-height:310px;padding:28px 25px 30px;border-left:0;border-top:1px solid var(--opm-line)}
  .cover-copy h1{font-size:clamp(46px,13.2vw,62px);line-height:1.06}
  .cover-meta{margin-top:22px}
  .cover-enter{width:100%;min-width:0;margin-top:26px}
  .topic-ribbon{padding-bottom:14px}
  .ribbon-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ribbon-card{height:176px;grid-template-rows:minmax(0,1fr) 72px}
  .ribbon-card__copy{padding:12px 12px 9px}
  .ribbon-card h3{font-size:17px}
  .ribbon-card img{height:72px}
  .opm-home .opm-footer{padding-top:12px}
  .opm-signature{line-height:1.8}
  .gallery-topbar{height:auto;min-height:104px;display:grid;grid-template-columns:1fr auto auto;gap:10px;padding:12px 14px}
  .gallery-topbar .opm-brand{font-size:20px}
  .gallery-topbar__spacer,.gallery-topbar__mode,.gallery-topbar__stats{display:none}
  .gallery-topbar .topic-picker{grid-column:1/-1;grid-row:2;width:100%}
  .gallery-random,.gallery-home{height:36px;padding:0 10px;font-size:10px}
  .topic-picker summary{height:42px}
  .topic-menu{left:0;right:auto;top:49px;width:calc(100vw - 28px);padding:0 12px 12px}
  .topic-menu__list{grid-template-columns:1fr;max-height:55vh;overflow-y:auto}
  .topic-option:nth-child(odd){border-right:0}
  .gallery-stage{min-height:calc(100vh - 104px);grid-template-rows:auto 132px}
  .gallery-canvas{height:auto;min-height:0;grid-template-columns:44px minmax(0,1fr) 44px;padding:16px 0}
  .gallery-image-wrap{height:min(48vh,470px)}
  .gallery-step{width:38px;min-height:84px;padding:8px 3px;gap:8px}
  .gallery-step span{font-size:11px}
  .gallery-step small{font-size:8px;writing-mode:vertical-rl}
  .gallery-inspector{display:block;padding:22px 14px 24px}
  .gallery-inspector__heading h1{font-size:34px}
  .gallery-ledger>div{grid-template-columns:78px 1fr}
  .gallery-actions{grid-template-columns:1fr 1fr}
  .gallery-actions a,.gallery-actions button{justify-content:center;padding:0 8px;font-size:11px}
  .gallery-minor-actions{margin-top:16px}
  .gallery-timeline{height:132px;grid-template-columns:90px minmax(0,1fr)}
  .gallery-timeline__meta{margin:8px 0;padding:8px 10px 8px 14px;gap:8px}
  .gallery-film{padding:9px 12px;gap:8px}
  .gallery-thumb{flex-basis:118px;height:112px;padding:5px}
  .gallery-thumb img{height:74px}
  .gallery-thumb__meta{height:25px}
  .opm-signal-meta{height:38px;grid-template-columns:1fr auto;padding:0 14px}
  .opm-signal-meta>span,.opm-signal-meta time{display:none}
  body[data-opm-signal="topic"] .qd-topic{max-width:44vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  body[data-opm-signal="topic"] .qd-cta{width:auto!important;min-width:74px!important;padding:0 12px!important}
  body[data-opm-signal="topic"] .qd-cta .qd-label{display:inline!important;font-size:12px!important}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  [data-reveal]{opacity:1;transform:none}
}