:root{--bg: #f0ebe0;--surface: #ffffff;--ink: #3b2f22;--ink-2: #5c4a36;--muted: #8a7560;--muted-2: #a99c86;--line: #dcd5c6;--accent: #c4703f;--soft: #f4efe5;--soft-2: #ede6d6;--danger: #c26a6a;--ok: #6f8250;--dark: #2a241d;--seg-0: #ede6d6;--seg-1: #d9cca9;--seg-2: #c0ac81;--seg-3: #a2895c;--r-sm: 10px;--r: 14px;--r-lg: 20px;--r-xl: 24px;--font-serif: "Noto Serif SC", "Songti SC", "SimSun", serif;--font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, 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.btn-primary{flex:1}.action-row .btn-ghost,.action-row .btn-danger{width:88px;flex:none}.borrow-row{display:flex;align-items:center;gap:12px;background:var(--surface);border-radius:16px;padding:12px}.return-btn{background:var(--soft);color:var(--ink-2);border-radius:var(--r-sm);padding:8px 12px;font-size:12px;font-weight:600;flex:none}.kv-line{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}.kv-line:last-child{border-bottom:none}.kv-line .k{color:var(--muted)}.tag{font-size:11px;background:var(--soft);color:var(--ink-2);border-radius:8px;padding:3px 8px}.spinner{width:18px;height:18px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.cat-list{display:flex;flex-direction:column;gap:8px}.cat-row{display:flex;align-items:center;gap:8px}.cat-name{flex:1;font-size:14px;color:var(--ink-2);padding:9px 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10px;display:flex;flex-direction:column;align-items:center;gap:4px}.stat-n{font-family:var(--font-serif);font-size:26px;font-weight:600;color:var(--accent);line-height:1}.stat-l{font-size:11px;color:var(--muted)}.audit-row{display:flex;align-items:center;gap:12px;background:var(--surface);border-radius:16px;padding:12px;text-align:left;width:100%}.audit-row:active{background:#fbf8f1}.audit-row .book-info{flex:1;min-width:0}.audit-row-actions{display:flex;align-items:center;gap:8px;flex:none}div.audit-row{cursor:pointer}.tag.ok{background:#e7efdc;color:var(--ok)}.tag.warn{background:#f6e3e3;color:var(--danger)}.tag.unreg{background:#efe6d3;color:var(--accent)}.audit-photo{width:100%;border-radius:14px;overflow:hidden;border:1px solid var(--line)}.audit-photo img{width:100%;display:block}.return-btn.accent{background:var(--accent);color:#fff}.audit-actions{display:flex;gap:10px}.audit-actions .pill-btn.wide{flex:1;width:auto}.cell-loc{display:flex;flex-direction:column;gap:8px;padding:10px;border-radius:12px;background:#fbf8f1;border:1px solid var(--line)}.cell-loc-row{display:flex;gap:8px;align-items:center}.cell-loc-row .input{flex:1;min-width:0;height:34px;padding:0 10px;font-size:13px}.cell-loc-tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.audit-sub{display:flex;align-items:center;gap:6px;font-family:var(--font-serif);font-size:14px;font-weight:600;color:var(--ink);margin:6px 0 0}.tag.missing{background:#ece4f3;color:#7a4fa3}.cam-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#000;display:flex;flex-direction:column}.cam-head{display:flex;align-items:center;gap:10px;padding:12px 14px;padding-top:max(12px,env(safe-area-inset-top));color:#fff}.cam-icon-btn{width:38px;height:38px;flex:0 0 38px;border-radius:50%;background:#ffffff29;color:#fff;display:flex;align-items:center;justify-content:center}.cam-tip{flex:1;text-align:center;font-size:12px;opacity:.85;line-height:1.4}.cam-stage{flex:1;position:relative;background:#111;overflow:hidden}.cam-video{width:100%;height:100%;object-fit:cover;display:block}.cam-mask{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:#fff;font-size:13px;background:#0000009e;text-align:center;padding:24px}.cam-error p{margin:0;line-height:1.6}.cam-foot{background:#000;padding:18px 0 calc(26px + env(safe-area-inset-bottom));display:flex;flex-direction:column;align-items:center;gap:10px}.cam-shutter{width:72px;height:72px;border-radius:50%;border:4px solid #fff;background:transparent;display:flex;align-items:center;justify-content:center}.cam-shutter:disabled{opacity:.35}.cam-shutter-dot{width:54px;height:54px;border-radius:50%;background:#fff}.cam-foot-tip{margin:0;color:#ffffff8c;font-size:12px}.fold-list{display:flex;flex-direction:column;gap:10px}.fold{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}.fold.open{border-color:#8c6a2f59}.fold-head{width:100%;display:flex;align-items:center;gap:10px;padding:14px;background:transparent;border:none;font-family:inherit;text-align:left;cursor:pointer}.fold-titles{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.fold-title{font-family:var(--font-serif);font-size:15px;font-weight:600;color:var(--ink)}.fold-desc{font-size:11px;color:var(--muted)}.fold-caret{flex:none;font-size:20px;line-height:1;color:var(--muted);transform:rotate(0);transition:transform .18s ease}.fold-caret.on{transform:rotate(90deg)}.fold-body{display:flex;flex-direction:column;gap:12px;padding:12px 14px 14px;border-top:1px solid var(--line)}.zone-list{display:flex;flex-direction:column;gap:10px}.zone-cat{display:flex;flex-direction:column;gap:6px;padding:10px;background:var(--soft);border-radius:12px}.zc-head{display:flex;align-items:center;gap:8px}.zc-name{flex:1;min-width:0;font-size:14px;font-weight:600;color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.zc-add{flex:none;display:flex;align-items:center;gap:3px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 10px;font-size:12px;font-family:inherit;color:var(--accent);cursor:pointer}.zc-sum{margin:0;font-size:11px;color:var(--muted);line-height:1.5}.zone-item{display:flex;flex-direction:column;gap:8px;padding:9px;background:#fff;border:1px solid var(--line);border-radius:10px}.zi-top{display:flex;align-items:center;gap:8px}.zi-top .zone-sel{flex:1;width:auto}.zone-del{flex:none;border:none;background:transparent;font-family:inherit;font-size:12px;color:var(--danger);padding:4px 2px;cursor:pointer}.zone-row{display:flex;align-items:center;gap:8px}.zone-name{flex:1;font-size:14px;color:var(--ink-2);background:var(--soft);border-radius:10px;padding:9px 12px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.zone-sel{width:92px;flex:none;height:38px}.view-toggle{display:flex;gap:4px;background:var(--soft);border-radius:12px;padding:4px;width:fit-content}.vt{border:none;background:transparent;border-radius:9px;padding:7px 16px;font-size:13px;color:var(--muted);font-family:inherit;cursor:pointer}.vt.on{background:#fff;color:var(--ink-2);font-weight:600;box-shadow:0 1px 3px #00000014}.cat-legend{margin-bottom:2px}.zone-row-wrap{display:flex;flex-direction:column;gap:6px;padding:10px;background:var(--soft);border-radius:12px}.zone-dot{width:12px;height:12px;border-radius:3px;border:1.5px solid;flex:none}.zone-segs{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.chip.sm{min-width:34px;height:30px;border-radius:8px;font-size:12px;padding:0 8px}.chip.sm.on{background:var(--accent);color:#fff;border-color:var(--accent)}.zone-clear{margin-left:auto;border:none;background:transparent;color:var(--danger);font-size:12px;cursor:pointer;padding:4px 6px}.cat-dot{width:12px;height:12px;border-radius:3px;border:1.5px solid;flex:none}.ai-suggest{display:flex;align-items:flex-start;gap:8px;background:#f7efe2;border-radius:12px;padding:10px 12px;color:#8a6b3a;font-size:12px}.ai-suggest svg{flex:none;margin-top:2px}.login{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px;background-image:url(/login-bg.jpg),linear-gradient(180deg,#fbf6ec,#f3e9d8);background-size:cover,auto;background-position:center,center;background-repeat:no-repeat,no-repeat}.login-card{width:100%;max-width:340px;background:#fff;border-radius:20px;padding:28px 24px;box-shadow:0 12px 36px #785a3229;display:flex;flex-direction:column;gap:14px}.login-logo{font-size:40px;text-align:center}.login-title{font-size:22px;font-weight:700;text-align:center;margin:0;color:#3b2f22}.login-sub{text-align:center;color:#9a8a72;margin:-8px 0 4px;font-size:13px}.login-error{background:#fdecea;color:#c0392b;font-size:13px;border-radius:10px;padding:8px 12px}.login-hint{font-size:12px;color:#9a8a72;line-height:1.7;background:#faf5ea;border-radius:10px;padding:10px 12px;margin:0}.account-card{padding:14px 16px}.ac-top{display:flex;align-items:center;gap:12px}.ac-avatar{width:44px;height:44px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;font-size:18px;display:flex;align-items:center;justify-content:center;flex:none}.ac-meta{flex:1;min-width:0}.ac-name{font-weight:600;font-size:15px;color:#3b2f22;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ac-role{font-size:12px;color:#9a8a72;margin-top:2px}.ac-logout{flex:none;border:1px solid var(--line);background:transparent;color:var(--ink-2);font-size:13px;height:30px;padding:0 14px;border-radius:999px;cursor:pointer}.ac-logout:active{opacity:.7}.ac-link{display:block;width:100%;text-align:left;margin-top:10px;padding:0;border:none;background:none;color:var(--accent);font-size:13px;cursor:pointer}.pwd-form{display:flex;flex-direction:column;gap:10px;margin-top:12px;padding-top:12px;border-top:1px dashed var(--line)}.pwd-actions{display:flex;gap:10px}.pwd-actions .btn-primary,.pwd-actions .btn-ghost{flex:1}.user-list{display:flex;flex-direction:column;gap:10px}.user-row{display:flex;flex-direction:column;gap:6px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:#fffdf8}.ur-main{display:flex;align-items:center;gap:8px}.ur-name{font-weight:600;font-size:14px;color:#3b2f22}.ur-sel{width:84px;height:34px;flex:none}.ur-sub{display:flex;align-items:center;gap:8px;font-size:13px}.ur-pwd{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#6c5a44;background:#f4ecdd;padding:2px 8px;border-radius:6px;letter-spacing:1px}.ur-actions{display:flex;gap:8px}.role-tag{font-size:11px;padding:2px 8px;border-radius:999px;font-weight:600}.role-reader{background:#eaf3ec;color:#3f8a4f}.role-borrower{background:#e9f1fb;color:#3b6fb0}.role-admin{background:#fbeede;color:#c07a1f}.ur-me{font-size:11px;padding:1px 6px;border-radius:999px;background:var(--accent);color:#fff}.ur-locked{font-size:11px;padding:1px 6px;border-radius:999px;background:#f0eee9;color:#9a8a72}.toast{position:fixed;left:50%;bottom:88px;transform:translate(-50%);z-index:300;max-width:86vw;padding:10px 16px;border-radius:10px;background:#261e16f0;color:#fff;font-size:13px;line-height:1.5;text-align:center;box-shadow:0 6px 20px #00000038;animation:toast-in .18s ease-out}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.loc-saved{margin:0;font-size:12px;font-weight:600;color:var(--accent)}.voice-btn{flex:none;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--muted);background:var(--soft-2);transition:background .18s ease,color .18s ease}.voice-btn:active{opacity:.85}.voice-btn:disabled{opacity:.55}@keyframes voice-glow{0%{box-shadow:0 0 #c4703f80}to{box-shadow:0 0 0 12px #c4703f00}}.voice-btn.listening{background:var(--accent);color:#fff}.voice-btn.busy{color:var(--muted-2)}@media (prefers-reduced-motion: no-preference){.voice-btn.listening{animation:voice-glow 1.5s ease-out infinite}}.voice-note{display:flex;align-items:center;gap:6px;margin-top:-6px;padding:0 4px;font-size:12px;color:var(--muted)}.voice-note.listening{color:var(--accent)}.voice-note.warn{color:var(--danger);margin-top:0;line-height:1.6}.voice-note .dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}@keyframes voice-blink{0%,to{opacity:1}50%{opacity:.25}}@media (prefers-reduced-motion: no-preference){.voice-note.listening .dot{animation:voice-blink 1s ease-in-out infinite}}.voice-miss{background:var(--surface);border-radius:var(--r);padding:12px 14px;display:flex;flex-direction:column;gap:8px;margin-top:-4px}.vm-title{margin:0;font-size:14px;font-weight:600;color:var(--ink-2)}.vm-raw{margin:0;font-size:12px;color:var(--muted-2)}.vm-actions{display:flex;gap:8px;flex-wrap:wrap}.voice-raw{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--soft-2);border-radius:12px;padding:8px 12px;font-size:12px;color:var(--ink-2);line-height:1.5}.voice-raw button{color:var(--accent);font-size:12px;flex:none}.result-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.speak-mini{display:flex;align-items:center;gap:5px;flex:none;padding:5px 11px;border-radius:13px;background:var(--soft-2);color:var(--accent);font-size:12px}.speak-mini:active{opacity:.8}.icon-btn.speaking{color:var(--accent)}