:root{color-scheme:light dark;--bg:#f6f7f9;--card:#fff;--line:#e3e6ea;--accent:#2d6cdf;--muted:#7a828c}@media (prefers-color-scheme:dark){:root{--bg:#15171b;--card:#1e2127;--line:#2c3038;--muted:#8b929c}}*{box-sizing:border-box}body{margin:0;background:var(--bg);font:15px/1.55 -apple-system,system-ui,Segoe UI,Roboto,sans-serif;color:inherit}a{color:var(--accent)}.auth{max-width:420px;margin:8vh auto;padding:0 20px}.auth h1{font-size:22px;margin:0 0 4px}.auth p.sub{color:var(--muted);margin:0 0 20px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}label{display:block;font-weight:600;margin:12px 0 5px;font-size:13px}input,select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font-size:15px;background:transparent;color:inherit}button{margin-top:16px;padding:10px 16px;border:0;border-radius:9px;background:var(--accent);color:#fff;font-size:15px;font-weight:600;cursor:pointer}button:disabled{opacity:.5;cursor:default}.msg{margin-top:12px;font-size:13px;color:var(--muted);min-height:18px}.err{color:#d23}.wrap{max-width:1000px;margin:0 auto;padding:24px 20px 60px}.top{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.top h1{font-size:20px;margin:0}.top .who{color:var(--muted);font-size:13px}.logout{background:transparent;margin:0;padding:6px 12px}.logout,.warmbar{color:var(--muted);border:1px solid var(--line);font-size:13px}.warmbar{display:flex;align-items:center;gap:9px;margin:12px 0 0;padding:9px 13px;background:var(--card);border-radius:10px}.warmbar .spin{width:13px;height:13px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;flex:0 0 auto}@keyframes spin{to{transform:rotate(1turn)}}.tabs{display:flex;gap:8px;margin:18px 0;flex-wrap:wrap}.tab{padding:7px 14px;border:1px solid var(--line);border-radius:999px;background:var(--card);cursor:pointer;font-size:14px}.tab.active{background:var(--accent);color:#fff;border-color:var(--accent)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));grid-gap:14px;gap:14px}.thumb{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}.thumb.clickable{cursor:pointer;transition:border-color .12s,transform .12s}.thumb.clickable:hover{border-color:var(--accent);transform:translateY(-2px)}.thumb img{width:100%;height:200px;object-fit:contain;background:#fff;display:block}.thumb .cap{padding:9px 11px}.thumb .cap b{font-size:14px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.thumb .cap span{color:var(--muted);font-size:12px}.noimg{height:200px;justify-content:center;color:var(--muted);font-size:13px;background:var(--bg)}.noimg,.row{display:flex;align-items:center}.row{padding:13px 15px;margin-bottom:10px;justify-content:space-between;gap:12px}.hl,.row{background:var(--card);border:1px solid var(--line);border-radius:11px}.hl{padding:14px 16px;margin-bottom:12px}.hl .q{margin:0 0 6px}.hl .meta{color:var(--muted);font-size:12px}.hl .note{margin-top:8px;padding-left:10px;border-left:3px solid var(--accent);color:var(--muted);font-size:14px}.bookhdr{font-weight:700;margin:18px 0 10px}.empty{color:var(--muted);padding:30px 0}.sheet-back{position:fixed;inset:0;z-index:60;background:rgba(0,0,0,.55);display:flex;align-items:center;justify-content:center;padding:20px}.sheet{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 24px;max-width:540px;width:100%}.sheet h2{margin:0 0 8px;font-size:18px}.sheet .hint{color:var(--muted);font-size:13px;margin:0 0 4px}.sheet ol{margin:12px 0 0;padding-left:20px}.sheet li{margin:6px 0;font-size:14px}.keyrow{display:flex;gap:8px;align-items:stretch;margin:10px 0 2px}.keybox{flex:1 1;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;border:1px solid var(--line);border-radius:8px;padding:9px 11px;word-break:break-all;-webkit-user-select:all;-moz-user-select:all;user-select:all;background:var(--bg)}.keyrow button{margin:0;padding:0 14px;font-size:13px;flex:0 0 auto}.sheet .close-row{display:flex;justify-content:flex-end;margin-top:14px}.sheet .close-row button{margin:0;background:transparent;color:var(--muted);border:1px solid var(--line);font-size:13px;padding:7px 12px}code.inline{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;background:var(--bg);border:1px solid var(--line);border-radius:5px;padding:1px 5px;word-break:break-all}.lightbox{position:fixed;inset:0;z-index:50;background:rgba(0,0,0,.82);display:flex;flex-direction:column}.lb-top{display:flex;align-items:center;gap:12px;padding:12px 18px;color:#fff;background:rgba(0,0,0,.35);flex:0 0 auto}.lb-top b{font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lb-count{color:#c4c9d0;font-size:13px}.lb-close{margin:0 0 0 auto;background:transparent;border:1px solid hsla(0,0%,100%,.4);color:#fff;padding:6px 12px;font-size:13px;border-radius:8px}.lb-body{flex:1 1 auto;overflow:auto;padding:20px 16px 40px}.lb-page{width:100%;max-width:900px;margin:0 auto 16px}.lb-body img{display:block;background:#fff}.lb-body img,.lb-loading{width:100%;border-radius:8px}.lb-loading{min-height:320px;display:flex;align-items:center;justify-content:center;color:#c4c9d0;font-size:14px;background:hsla(0,0%,100%,.05)}