:root{color-scheme:light;--bg:#f4f6f8;--surface:#fff;--ink:#17202a;--muted:#647181;--line:#dbe1e7;--accent:#176b52;--accent-dark:#105540;--danger:#b53434;--warning:#9a5a08;--shadow:0 8px 24px rgba(23,32,42,.08);font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;font-size:15px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);letter-spacing:0}a{color:var(--accent);text-decoration:none}button,input,select{font:inherit;letter-spacing:0}button{min-height:36px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--ink);padding:7px 12px;cursor:pointer}button:hover{border-color:#aab4bf}.primary{background:var(--accent);border-color:var(--accent);color:#fff}.primary:hover{background:var(--accent-dark)}.danger{background:var(--danger);border-color:var(--danger);color:#fff}.danger-subtle{color:var(--danger)}.ghost{background:transparent}.full{width:100%}.inline{display:inline}.topbar{height:58px;background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(18px,calc((100vw - 1180px)/2));position:sticky;top:0;z-index:10}.topbar nav{display:flex;align-items:center;gap:16px}.brand{display:flex;align-items:center;gap:9px;font-weight:700;color:var(--ink)}.brand-mark{width:48px;height:48px;border-radius:6px;display:grid;place-items:center;background:#17202a;color:#fff;font-weight:800}.brand-mark.small{width:32px;height:32px;font-size:12px}.username{color:var(--muted)}.page-shell{max-width:1180px;margin:0 auto;padding:28px 18px 60px}.page-shell.wide{max-width:1440px}.page-head,.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}h1,h2{margin:0;line-height:1.2}h1{font-size:25px}h2{font-size:18px}.muted{color:var(--muted);margin:6px 0 0}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:20px}.tabs a{padding:9px 14px;color:var(--muted);border-bottom:2px solid transparent}.tabs a.active{color:var(--accent);border-color:var(--accent);font-weight:600}.toolbar{display:flex;gap:6px}.icon-button{width:38px;height:38px;padding:0;display:grid;place-items:center;font-size:18px}.notice{padding:11px 14px;border-radius:6px;margin:14px 0}.notice.error{background:#fff0f0;border:1px solid #ecc3c3;color:#842525}.notice.success{background:#edf9f4;border:1px solid #bedfce;color:#165b44}.secret-reveal{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff7df;border:1px solid #e8d39a;padding:14px;border-radius:6px;margin:14px 0}.secret-reveal code{display:block;margin-top:7px;overflow-wrap:anywhere}.upload-band{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;background:var(--surface);border:1px solid var(--line);padding:14px;margin-bottom:18px}.drop-zone{min-height:78px;border:1px dashed #9ca9b5;display:flex;flex-direction:column;justify-content:center;padding:12px;cursor:pointer}.drop-zone input{position:absolute;opacity:0;pointer-events:none}.drop-zone small{color:var(--muted);margin-top:4px}.upload-progress{grid-column:1/-1;height:7px;background:#e7ebef;overflow:hidden}.upload-progress::before{content:"";display:block;width:var(--progress,0%);height:100%;background:var(--accent);transition:width .2s}.image-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;min-height:160px}.image-item{background:var(--surface);border:1px solid var(--line);border-radius:6px;overflow:hidden;min-width:0}.thumb{display:block;aspect-ratio:1/1;background:#e9edf0}.thumb img{width:100%;height:100%;object-fit:contain;display:block}.image-meta{padding:10px;display:flex;flex-direction:column;gap:4px;min-width:0}.image-meta strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.image-meta span,.image-meta code{color:var(--muted);font-size:12px;overflow-wrap:anywhere}.image-meta .warning{color:var(--warning)}.item-actions{border-top:1px solid var(--line);padding:8px;display:flex;align-items:center;justify-content:flex-end;gap:6px}.image-grid.list{grid-template-columns:1fr}.image-grid.list .image-item{display:grid;grid-template-columns:96px minmax(0,1fr) auto;align-items:center}.image-grid.list .thumb{aspect-ratio:1/1}.image-grid.list .item-actions{border:0}.empty{grid-column:1/-1;display:grid;place-items:center;color:var(--muted);min-height:160px;background:var(--surface);border:1px dashed var(--line)}.pagination{display:flex;flex-wrap:wrap;gap:5px;justify-content:center;margin:20px}.pagination a{min-width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line);background:var(--surface)}.pagination a.active{background:var(--accent);color:#fff}.section-block{margin-top:30px;padding-top:22px;border-top:1px solid var(--line)}.compact-form{display:flex;flex-wrap:wrap;align-items:end;gap:10px;background:var(--surface);border:1px solid var(--line);padding:12px;margin-bottom:14px}.compact-form label{display:flex;flex-direction:column;gap:5px;min-width:190px}.compact-form input,.stack input,details input{height:38px;border:1px solid #bbc4cd;border-radius:5px;padding:7px 9px;max-width:100%}.admin-create label{flex:1}.table-wrap{overflow-x:auto;border:1px solid var(--line);background:var(--surface)}table{width:100%;border-collapse:collapse;min-width:720px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:12px;text-transform:uppercase;color:var(--muted);background:#f8f9fa}td small{display:block;color:var(--muted);margin-top:3px}.row-actions{display:flex;align-items:flex-start;gap:8px;flex-wrap:wrap}.row-actions details{position:relative}.row-actions summary{color:var(--accent);cursor:pointer}.row-actions details form{position:absolute;right:0;z-index:5;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);padding:10px;display:flex;gap:6px;min-width:240px}.detail{display:block;max-width:360px;white-space:normal;overflow-wrap:anywhere}.status-dot{padding:6px 10px;border:1px solid var(--line);border-radius:6px}.status-dot.ok{color:var(--accent);background:#edf9f4}.status-dot.bad{color:var(--danger);background:#fff0f0}.auth-page{min-height:100vh;display:grid;place-items:center;background:#edf1f4}.auth-shell{width:min(400px,calc(100vw - 28px))}.auth-panel{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);padding:32px;border-radius:6px}.auth-panel .brand-mark{margin-bottom:20px}.auth-panel h1{font-size:24px}.stack{display:flex;flex-direction:column;gap:15px;margin-top:22px}.stack label{display:flex;flex-direction:column;gap:6px}@media(max-width:700px){.topbar{padding:0 12px}.username{display:none}.page-shell{padding:20px 12px 40px}.upload-band{grid-template-columns:1fr}.upload-band button{width:100%}.image-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.image-grid.list .image-item{grid-template-columns:78px minmax(0,1fr)}.image-grid.list .item-actions{grid-column:1/-1;border-top:1px solid var(--line)}.secret-reveal{align-items:stretch;flex-direction:column}.page-head{align-items:center}h1{font-size:22px}.topbar nav{gap:8px}}@media(max-width:420px){.image-grid{grid-template-columns:1fr}.brand span:last-child{display:none}}