:root{
  color-scheme:light;
  --ink:#141814;
  --text:#283028;
  --muted:#677066;
  --soft:#8b9489;
  --bg:#f7f8f6;
  --paper:#fff;
  --paper-soft:#f2f5f1;
  --line:rgba(20,24,20,.1);
  --line-strong:rgba(20,24,20,.16);
  --green:#0f7a45;
  --green-soft:#e8f5ee;
  --dark:#111312;
  --orange:#f08a24;
  --blue:#5a63aa;
  --shadow:0 18px 46px rgba(20,24,20,.08);
}
*{box-sizing:border-box}
html,body{min-height:100%}
body{margin:0;overflow-x:hidden;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif}
body:has(dialog[open]){overflow:hidden}
button,input,select{font:inherit}
button,a{touch-action:manipulation}
a{color:inherit;text-decoration:none}
svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.app-shell{min-height:100dvh;display:grid;grid-template-columns:188px minmax(0,1fr);grid-template-rows:64px minmax(0,1fr)}
.topbar{grid-column:1/-1;position:sticky;top:0;z-index:50;display:grid;grid-template-columns:1fr auto 210px;align-items:center;gap:18px;min-height:64px;padding:10px 28px;background:rgba(255,255,255,.9);border-bottom:1px solid var(--line);backdrop-filter:saturate(180%) blur(22px)}
.brand{display:flex;align-items:center;gap:10px;min-width:0;font-weight:900}
.brand-mark{width:34px;height:34px;border-radius:8px;display:grid;place-items:center;background:var(--dark);color:#fff;font-size:12px;letter-spacing:0}
.brand strong{font-size:19px;color:var(--ink);white-space:nowrap}
.brand-scope{display:inline-flex;align-items:center;min-height:28px;margin-left:8px;padding:0 12px;border-radius:8px;background:var(--green-soft);color:var(--green);font-size:13px;font-weight:850;white-space:nowrap}
.topnav{display:flex;align-items:center;gap:8px;color:#383b35;font-size:14px}
.topnav a{padding:9px 12px;border-radius:8px}
.topnav a:hover{background:rgba(15,122,69,.08)}
.user-center{display:flex;align-items:center;justify-content:flex-end;gap:10px;color:#303830;font-size:14px;font-weight:850}
.help-dot{width:24px;height:24px;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:999px;color:#303830;font-size:13px}
.side-rail{position:sticky;top:64px;height:calc(100dvh - 64px);display:flex;flex-direction:column;gap:18px;padding:28px 18px;border-right:1px solid var(--line);background:rgba(255,255,255,.78);overflow:auto}
.scene-list{display:grid;gap:10px}
.scene-button{width:100%;min-height:44px;display:flex;align-items:center;gap:10px;border:1px solid transparent;border-radius:8px;background:transparent;color:#252d25;padding:0 12px;font-weight:850;cursor:pointer;text-align:left}
.scene-button svg{width:18px;height:18px;color:#1d241e}
.scene-button.active{background:var(--green-soft);border-color:rgba(15,122,69,.1);color:var(--green);box-shadow:inset 3px 0 0 var(--green)}
.scene-button.active svg{color:var(--green)}
.rail-card,.upload-card{margin-top:auto;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:0 14px 32px rgba(20,24,20,.05)}
.rail-card{display:grid;gap:0;margin-top:auto;overflow:hidden}
.rail-card button{min-height:48px;display:grid;grid-template-columns:22px 1fr auto;align-items:center;gap:8px;border:0;background:#fff;padding:0 12px;color:#2d342d;font-weight:850;cursor:pointer;text-align:left}
.rail-card button+button{border-top:1px solid var(--line)}
.rail-card strong{min-width:28px;height:24px;display:grid;place-items:center;border-radius:999px;background:#f1f3f0;color:#495047;font-size:13px}
.upload-card{display:grid;place-items:center;gap:4px;min-height:92px;padding:14px;text-align:center}
.upload-card svg{color:var(--dark)}
.upload-card strong{font-size:14px}
.upload-card span{color:var(--soft);font-size:12px}
.workspace{min-width:0;padding:24px 28px 28px}
.searchbar{display:grid;grid-template-columns:minmax(320px,1fr) 84px 132px 132px 132px;gap:12px;align-items:center;margin-bottom:18px}
.search-box{height:46px;display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:0 13px;box-shadow:0 8px 22px rgba(20,24,20,.04)}
.search-box svg{color:var(--soft)}
.search-box input{width:100%;height:100%;border:0;background:transparent;outline:0;color:var(--ink)}
.search-button,.filter-button,.select-pill select{height:46px;border:1px solid var(--line);border-radius:8px;background:#fff;color:#2e352d;font-weight:850}
.search-button{background:var(--green);border-color:var(--green);color:#fff;cursor:pointer;box-shadow:0 12px 28px rgba(15,122,69,.16)}
.select-pill select{width:100%;padding:0 12px;outline:0}
.filter-button{display:flex;align-items:center;justify-content:center;gap:7px;cursor:pointer}
.content-shell{display:grid;grid-template-columns:minmax(0,1fr) 424px;gap:18px;align-items:start}
.gallery-column{min-width:0}
.gallery-tabs{min-height:44px;display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}
.main-tabs{display:flex;align-items:center;gap:28px;border-bottom:1px solid var(--line);min-width:360px}
.main-tabs button{position:relative;height:42px;border:0;background:transparent;color:#383f37;font-weight:900;cursor:pointer}
.main-tabs button.active{color:var(--green)}
.main-tabs button.active::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;border-radius:999px;background:var(--green)}
.gallery-tools{display:flex;align-items:center;gap:8px}
.gallery-tools button{height:36px;border:0;border-radius:8px;background:transparent;color:#2d352d;font-weight:850;cursor:pointer}
.gallery-tools [data-sort]{padding:0 8px}
.icon-toggle{width:36px;display:grid;place-items:center}
.icon-toggle.active{background:#eef1ed;color:var(--ink)}
.gallery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;align-items:start}
.gallery-grid.compact{grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.media-card{overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:0 12px 32px rgba(20,24,20,.06);cursor:pointer;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;transform-style:preserve-3d}
.media-card:hover{transform:translateY(-4px) rotateX(.8deg) rotateY(-.8deg);box-shadow:0 22px 58px rgba(20,24,20,.14)}
.media-card.active{border-color:rgba(15,122,69,.55);box-shadow:0 0 0 3px rgba(15,122,69,.12),0 22px 54px rgba(20,24,20,.14)}
.media-card figure{position:relative;margin:0;aspect-ratio:3/4;background:#edf1eb;overflow:hidden}
.media-card img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s ease}
.media-card:hover img{transform:scale(1.035)}
.image-tag{position:absolute;left:10px;bottom:10px;max-width:calc(100% - 20px);padding:5px 8px;border-radius:7px;background:rgba(255,255,255,.9);color:#222a21;font-size:12px;font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;backdrop-filter:blur(12px)}
.favorite-star{position:absolute;right:9px;bottom:9px;width:30px;height:30px;display:grid;place-items:center;border:1px solid rgba(20,24,20,.14);border-radius:8px;background:rgba(255,255,255,.86);color:#3b443a;backdrop-filter:blur(10px)}
.media-card-body{padding:10px}
.media-card h2{margin:0;color:var(--ink);font-size:14px;line-height:1.38;font-weight:900;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-tags{display:flex;gap:5px;flex-wrap:wrap;margin-top:9px}
.mini-tags span,.tag-row span,.time-row span,.topic-row span{display:inline-flex;align-items:center;min-height:25px;border:1px solid var(--line);border-radius:7px;background:#f8faf7;color:#51594d;padding:3px 7px;font-size:12px;font-weight:850}
.gallery-grid.compact .media-card-body{padding:8px}
.gallery-grid.compact .media-card h2{font-size:12px}
.gallery-grid.compact .mini-tags{display:none}
.pager{display:flex;align-items:center;justify-content:center;gap:10px;margin:22px 0 0;color:var(--muted);font-size:14px}
.pager button,.pager select{height:34px;border:1px solid var(--line);border-radius:8px;background:#fff;color:#394139;padding:0 12px}
.pager button.active{background:var(--green);border-color:var(--green);color:#fff}
.pager button:disabled{opacity:.45}
.copy-panel{position:sticky;top:88px;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:var(--shadow);padding:16px}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.panel-head h1{margin:0;color:var(--ink);font-size:20px}
.panel-head button,.copy-header button,.publish-head button{height:34px;border:1px solid var(--line);border-radius:8px;background:#fff;color:#293129;padding:0 10px;font-weight:850;cursor:pointer}
.selected-summary{display:grid;grid-template-columns:132px minmax(0,1fr);gap:14px;align-items:start}
.selected-summary img{width:132px;height:132px;object-fit:cover;border:1px solid var(--line);border-radius:8px;background:#eef1ec}
.selected-summary h2{margin:0;color:var(--ink);font-size:17px;line-height:1.35}
.selected-summary dl{display:grid;gap:5px;margin:8px 0 10px;color:var(--muted);font-size:13px}
.selected-summary dl div{display:grid;grid-template-columns:42px minmax(0,1fr);gap:4px}
.selected-summary dt{color:var(--soft)}
.selected-summary dd{margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.selected-summary button{height:32px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:8px;background:#fff;color:#2d342d;padding:0 10px;font-weight:850;cursor:pointer}
.content-tags{margin-top:16px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.content-tags h3,.copy-header h3,.publish-head h3,.topic-title{margin:0;color:var(--ink);font-size:16px}
.tag-row{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}
.copy-header{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;margin-top:14px}
.copy-header span,.topic-title span{color:var(--soft);font-size:13px;font-weight:700}
.copy-header button{border:0;color:var(--green)}
.variant-list{display:grid;gap:10px;margin-top:10px}
.copy-variant{border:1px solid var(--line);border-left:3px solid rgba(15,122,69,.35);border-radius:8px;background:#fff;overflow:hidden}
.variant-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px 0}
.variant-head strong{color:var(--green);font-size:14px}
.variant-head button{height:32px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--green);padding:0 10px;font-size:13px;font-weight:900;cursor:pointer}
.copy-variant pre{white-space:pre-wrap;margin:0;padding:8px 12px 12px;color:#222a22;font-family:inherit;font-size:13px;line-height:1.62}
.publish-box{margin-top:14px}
.publish-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.publish-head button{border:0;color:var(--green);padding:0}
.time-row,.topic-row{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}
.time-row span::before{content:"";width:8px;height:8px;margin-right:5px;border-radius:999px;background:var(--orange);box-shadow:0 0 0 4px rgba(240,138,36,.12)}
.time-row span{padding-right:9px}
.time-row span:nth-child(3)::before{background:var(--blue);box-shadow:0 0 0 4px rgba(90,99,170,.12)}
.topic-title{margin-top:14px}
.bottom-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.download-button,.favorite-button{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;font-weight:900;cursor:pointer}
.download-button{border:1px solid var(--green);background:var(--green);color:#fff}
.favorite-button{border:1px solid var(--line);background:#fff;color:#232b23}
.empty-state{grid-column:1/-1;padding:42px;border:1px dashed var(--line-strong);border-radius:8px;background:#fff;text-align:center}
.empty-state strong{display:block;color:var(--ink);font-size:18px}
.empty-state span{display:block;margin-top:8px;color:var(--muted)}
.toast{position:fixed;left:50%;bottom:28px;z-index:90;transform:translateX(-50%) translateY(16px);opacity:0;pointer-events:none;padding:10px 14px;border-radius:8px;background:#111312;color:#fff;font-weight:850;transition:opacity .18s ease,transform .18s ease}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.detail-dialog{width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;margin:0;border:0;padding:0;background:transparent;color:var(--text)}
.detail-dialog::backdrop{background:rgba(10,12,10,.58);backdrop-filter:blur(18px)}
.detail-dialog[open]{display:block}
.detail-shell{width:100%;height:100dvh;display:grid;grid-template-rows:68px minmax(0,1fr);background:#f7f8f6;overflow:hidden}
.detail-top{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 24px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.92);backdrop-filter:blur(18px)}
.detail-top p{margin:0 0 3px;color:var(--green);font-size:13px;font-weight:900}
.detail-top h2{margin:0;color:var(--ink);font-size:22px;line-height:1.2}
.detail-close{width:42px;height:42px;border:1px solid var(--line);border-radius:8px;background:#fff;color:#1f261f;font-size:28px;line-height:1;cursor:pointer}
.detail-body{min-height:0;height:calc(100dvh - 68px);display:grid;grid-template-columns:minmax(0,1.15fr) 520px;gap:18px;align-items:start;padding:18px;overflow:auto}
.detail-image-stage{min-height:calc(100dvh - 104px);display:grid;place-items:center;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:var(--shadow);overflow:hidden}
.detail-image-stage img{width:100%;height:auto;max-height:calc(100dvh - 108px);object-fit:contain;display:block}
.detail-copy-stage{min-height:calc(100dvh - 104px);overflow:visible;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:var(--shadow);padding:18px}
.detail-summary{padding:14px;border:1px solid var(--line);border-radius:8px;background:#fbfcfb}
.detail-summary+.detail-summary{margin-top:10px}
.detail-summary h3{margin:0 0 8px;color:var(--ink);font-size:16px}
.detail-summary p{margin:0;color:#303830;font-size:14px;line-height:1.7;white-space:pre-wrap}
.detail-tags{display:flex;gap:7px;flex-wrap:wrap;margin:12px 0}
.detail-tags span{display:inline-flex;align-items:center;min-height:25px;border:1px solid var(--line);border-radius:7px;background:#f8faf7;color:#51594d;padding:3px 7px;font-size:12px;font-weight:850}
.detail-variants{display:grid;gap:12px}
.detail-variant{border:1px solid var(--line);border-left:3px solid rgba(15,122,69,.42);border-radius:8px;background:#fff;overflow:hidden}
.detail-variant header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px 0}
.detail-variant strong{color:var(--green);font-size:15px}
.detail-variant button{height:32px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--green);padding:0 10px;font-size:13px;font-weight:900;cursor:pointer}
.detail-variant pre{white-space:pre-wrap;margin:0;padding:10px 14px 14px;color:#222a22;font-family:inherit;font-size:15px;line-height:1.72}
.detail-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
@media(max-width:1240px){
  .content-shell{grid-template-columns:1fr}
  .copy-panel{position:static}
  .gallery-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .gallery-grid.compact{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(max-width:900px){
  .app-shell{grid-template-columns:1fr;grid-template-rows:auto auto minmax(0,1fr)}
  .topbar{grid-template-columns:1fr auto;padding:10px 14px}
  .brand-scope,.topnav{display:none}
  .user-center{font-size:0}
  .side-rail{position:static;height:auto;display:block;padding:10px 14px;overflow:auto;border-right:0;border-bottom:1px solid var(--line)}
  .scene-list{display:flex;gap:8px;min-width:max-content}
  .scene-button{width:auto;white-space:nowrap}
  .rail-card,.upload-card{display:none}
  .workspace{padding:14px}
  .searchbar{grid-template-columns:1fr 76px;gap:8px}
  .select-pill,.filter-button{display:none}
  .gallery-tabs{align-items:flex-start;flex-direction:column}
  .main-tabs{min-width:100%;gap:22px}
  .gallery-grid,.gallery-grid.compact{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .pager{display:none}
  .selected-summary{grid-template-columns:104px minmax(0,1fr)}
  .selected-summary img{width:104px;height:104px}
  .detail-body{display:block;overflow:auto}
  .detail-image-stage,.detail-copy-stage{min-height:auto}
  .detail-image-stage{display:block;margin-bottom:18px}
  .detail-copy-stage{display:block}
  .detail-image-stage img{max-height:none}
}
@media(max-width:520px){
  .brand strong{font-size:17px}
  .workspace{padding:10px}
  .gallery-grid,.gallery-grid.compact{grid-template-columns:repeat(2,minmax(0,1fr))}
  .media-card h2{font-size:12px;min-height:34px}
  .mini-tags{display:none}
  .copy-panel{padding:12px}
  .bottom-actions{grid-template-columns:1fr}
  .detail-actions{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}