:root{color-scheme:light;--bg: #f4f6f9;--card: #ffffff;--text: #1f2329;--muted: #8a919f;--border: #e7eaf0;--primary: #2563eb;--primary-dark: #1d4ed8;--danger: #dc2626;--danger-dark: #b91c1c;--radius: 12px;--shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .1);--nav-bg: #ffffff;--nav-border: #e7eaf0;--nav-text: #1f2329;--nav-muted: #8a919f;--nav-hover: #eef0f3;--nav-active-bg: #e8efff;--nav-active-text: #2563eb}:root[data-theme=dark]{color-scheme:dark;--bg: #1b1d1f;--card: #1e293b;--text: #e5e7eb;--muted: #94a3b8;--border: #334155;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 1px 3px rgba(0, 0, 0, .3);--nav-bg: #2c3035;--nav-border: #3a3f45;--nav-text: #bdc3c7;--nav-muted: #8f959e;--nav-hover: #3a3f45;--nav-active-bg: #3a3f45;--nav-active-text: #ffffff}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px;transition:background .2s,color .2s;touch-action:manipulation}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:16px;height:60px;padding:0 20px;background:var(--nav-bg);border-bottom:1px solid var(--nav-border)}.brand{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:700;white-space:nowrap;color:var(--nav-text)}.brand-logo{font-size:22px}.nav-toggle{font-size:13px;padding:7px 10px}.to-top{position:fixed;right:24px;bottom:76px;z-index:90;width:40px;height:40px;border:1px solid var(--border);border-radius:50%;background:var(--nav-bg);color:var(--nav-text);font-size:18px;line-height:1;cursor:pointer;box-shadow:var(--shadow);transition:background .15s,color .15s,border-color .15s}.to-top:hover{background:var(--primary);color:#fff;border-color:var(--primary)}.theme-fab{position:fixed;right:24px;bottom:24px;z-index:90;width:40px;height:40px;border:1px solid var(--border);border-radius:50%;background:var(--nav-bg);color:var(--nav-text);font-size:17px;line-height:1;cursor:pointer;box-shadow:var(--shadow);transition:background .15s,color .15s,border-color .15s}.theme-fab:hover{background:var(--primary);color:#fff;border-color:var(--primary)}.logout-btn{font-size:13px;min-width:44px}.login-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px;background:var(--bg)}.login-card{width:100%;max-width:360px;padding:32px 28px;background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);text-align:center}.login-logo{width:56px;height:56px;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;border-radius:16px;background:var(--primary);color:#fff;font-size:26px}.login-title{margin:0 0 4px;font-size:20px}.login-sub{margin:0 0 16px;color:var(--muted)}.login-tabs{display:flex;gap:6px;margin-bottom:18px;padding:4px;background:var(--bg);border:1px solid var(--border);border-radius:10px}.login-tab{flex:1;height:34px;border:0;border-radius:7px;background:transparent;color:var(--muted);font-size:14px;cursor:pointer;transition:background .15s,color .15s}.login-tab.active{background:var(--primary);color:#fff;font-weight:600}.login-input{width:100%;height:42px;margin-bottom:12px;padding:0 12px;border:1px solid var(--border);border-radius:10px;background:var(--bg);color:var(--text);font-size:14px;outline:none}.login-input:focus{border-color:var(--primary)}.login-remember{display:flex;align-items:center;justify-content:flex-start;gap:8px;margin:-2px 0 14px;font-size:13px;color:var(--muted);cursor:pointer;-webkit-user-select:none;user-select:none}.login-remember input{width:15px;height:15px;margin:0;accent-color:var(--primary);cursor:pointer}.login-error{margin:0 0 12px;color:var(--danger);font-size:13px}.login-btn{width:100%;height:42px;border:0;border-radius:10px;background:var(--primary);color:#fff;font-size:15px;font-weight:600;cursor:pointer;transition:background .15s}.login-btn:hover:not(:disabled){background:var(--primary-dark)}.login-btn:disabled{opacity:.6;cursor:default}.menu-wrap{position:relative}.menu{position:absolute;top:calc(100% + 6px);right:0;z-index:60;min-width:120px;background:var(--nav-bg);border:1px solid var(--nav-border);border-radius:8px;box-shadow:0 8px 24px #0000004d;overflow:hidden}.menu-item{display:block;width:100%;padding:8px 14px;border:none;background:transparent;color:var(--nav-text);font-size:13px;text-align:left;cursor:pointer}.menu-item:hover{background:var(--nav-hover)}.search{flex:1;max-width:420px;padding:8px 14px;border:1px solid var(--nav-border);border-radius:999px;background:var(--nav-hover);outline:none;font-size:14px;color:var(--nav-text)}.search::placeholder{color:var(--nav-muted)}.search:focus{border-color:#2196f3;background:var(--nav-hover)}.actions{display:flex;gap:8px;margin-left:auto;flex-wrap:wrap;border-left:1px solid var(--nav-border);padding-left:14px}.topbar .btn.ghost{color:var(--nav-text);border-color:var(--nav-border)}.topbar .btn.ghost:hover,.topbar .btn.ghost.active{color:var(--nav-text);border-color:#2196f3}.quickbar{display:flex;align-items:center;gap:10px;padding:10px 20px;background:var(--card);border-bottom:1px solid var(--border)}.quickbar.inline{flex:1;min-width:0;padding:0;background:transparent;border-bottom:none}.quick-input,.quick-select{padding:7px 12px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-size:13px;outline:none}.quick-input:focus,.quick-select:focus{border-color:var(--primary)}.quick-input{flex:1;min-width:160px}.quick-select{min-width:180px}.topbar .search{flex:0 1 300px;width:300px;min-width:0}.searchbar{padding:10px 20px;display:flex;justify-content:center;background:transparent}.searchbar .search{width:100%;max-width:640px}.btn{padding:7px 14px;border:1px solid transparent;border-radius:8px;font-size:13px;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.btn.primary{background:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-dark)}.btn.danger{background:var(--danger);color:#fff}.btn.danger:hover{background:var(--danger-dark)}.btn.ghost{background:transparent;border-color:var(--border);color:var(--text)}.btn.ghost:hover,.btn.ghost.active{border-color:var(--primary);color:var(--primary)}.btn:disabled{opacity:.45;cursor:not-allowed}.icon-btn{font-size:15px;line-height:1}.layout{display:flex;align-items:flex-start;flex:1}.sidebar{width:220px;flex-shrink:0;padding:14px 8px 16px;background:var(--nav-bg);border-right:1px solid var(--nav-border);color:var(--nav-text)}.app.nav-collapsed .sidebar,.app.list-mode .sidebar{display:none}.sidebar::-webkit-scrollbar{width:8px}.sidebar::-webkit-scrollbar-thumb{background:var(--nav-border);border-radius:4px}.sidebar::-webkit-scrollbar-thumb:hover{background:var(--nav-hover)}.sidebar::-webkit-scrollbar-track{background:transparent}.group-item{display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:8px;cursor:pointer;color:var(--nav-text);font-size:14px;transition:background .15s,color .15s}.group-item[draggable=true]{cursor:grab}.group-item:hover{background:var(--nav-hover);color:var(--nav-text)}.group-item.active{background:var(--nav-active-bg);color:var(--nav-active-text);font-weight:600}.group-item.active .group-name{text-decoration:underline;text-decoration-color:#2196f3;text-decoration-thickness:2px;text-underline-offset:4px}.group-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-more-btn{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:22px;height:22px;border:none;background:transparent;color:var(--nav-muted);font-size:16px;line-height:1;cursor:pointer;border-radius:6px;transition:background .15s,color .15s}.row-more-btn:hover{background:var(--nav-hover);color:var(--nav-text)}.sortable-ghost{opacity:.35;background:var(--nav-hover)}.sortable-drag{background:var(--nav-bg);box-shadow:0 8px 24px #00000073;border-radius:8px}.sidebar-add{width:calc(100% - 20px);margin:12px 10px 0}.category-head{display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:8px;cursor:pointer;color:var(--nav-text);font-size:14px;-webkit-user-select:none;user-select:none;transition:background .15s,color .15s}.category-head[draggable=true]{cursor:grab}.category-head:hover{background:var(--nav-hover);color:var(--nav-text)}.category-head.has-active .chevron{color:#2196f3}.chevron{display:inline-flex;align-items:center;margin-left:auto;flex-shrink:0;font-size:11px;color:var(--nav-muted);transition:transform .2s ease}.category-head.expanded .chevron{transform:rotate(90deg)}.category-children{display:grid;grid-template-rows:0fr;transition:grid-template-rows .25s ease}.category-children.open{grid-template-rows:1fr}.children-inner{overflow:hidden;min-height:0;padding-left:20px}.group-sub{font-weight:400}.sidebar-divider{height:1px;margin:10px 12px;background:var(--nav-border)}.sidebar .mini{color:var(--nav-muted)}.sidebar .mini:hover{background:#3a3f45;color:#fff}.sidebar .mini.danger:hover{color:#ff6b6b}.main{flex:1;padding:20px;min-width:0}.sections{display:flex;flex-direction:column;gap:30px}.category-section,.group-section{scroll-margin-top:calc(var(--topbar-h, 60px) + 16px)}.section-title{margin:0 0 14px;padding-left:10px;border-left:4px solid #2196f3;font-size:19px;font-weight:700}.category-title{margin-bottom:18px}.section-subtitle{margin:18px 0 12px;font-size:15px;font-weight:600;color:var(--text)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.list-view-groups{display:flex;align-items:flex-start;gap:14px}.list-view-column{flex:1;min-width:0}.list-view-column-inner{display:flex;flex-direction:column;gap:14px}.list-group-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;scroll-margin-top:calc(var(--topbar-h, 60px) + 16px)}:root[data-theme=dark] .list-group-box{background:#2c3035}.list-group-title{position:relative;display:flex;align-items:center;gap:8px;padding:12px 14px 12px 18px;font-size:15px;font-weight:700;color:var(--text);background:var(--nav-hover);border-bottom:1px solid var(--border);transition:background .15s}.list-group-title:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--primary)}.list-group-title:hover{background:var(--nav-active-bg)}.list-group-title .row-more-btn:hover{background:var(--bg)}.list-group-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list-group-more{flex-shrink:0}.list-group-drag{flex-shrink:0;cursor:grab}.list-group-drag:active{cursor:grabbing}.list-site-drag{flex-shrink:0;cursor:grab}.list-site-drag:active{cursor:grabbing}.list-site-row{display:flex;align-items:center;gap:8px;padding:8px 14px;cursor:pointer;transition:background .15s}.list-site-row:hover{background:var(--bg)}.list-site-tile{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:22px;height:22px;border-radius:6px;font-size:12px;font-weight:600;line-height:1}.list-site-row+.list-site-row{border-top:1px solid var(--border)}.list-site-name{font-weight:500;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list-site-desc{flex:1;color:var(--muted);font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list-site-more{flex-shrink:0}@media (max-width: 768px){.list-view-groups{flex-direction:column;align-items:stretch}}.card{position:relative;display:flex;align-items:center;gap:12px;padding:14px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;transition:transform .15s,box-shadow .15s,border-color .15s}.card[draggable=true]{cursor:grab}.card:hover{transform:translateY(-2px);box-shadow:0 6px 16px #1018281f}:root[data-theme=dark] .card{background:#2c3035}.card.drag-over{border-color:var(--primary)}.card-more{position:absolute;top:8px;right:8px;display:none;align-items:center;justify-content:center;width:22px;height:22px;border:none;background:transparent;color:#8f959e;font-size:16px;line-height:1;cursor:pointer;border-radius:6px;transition:background .15s,color .15s}.card:hover .card-more{display:inline-flex}.card-more:hover{background:var(--bg);color:var(--text)}.card-icon{width:48px;height:48px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:10px;overflow:hidden;background:var(--bg)}.card-icon img{width:100%;height:100%;object-fit:contain}.card-icon .letter{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;font-weight:700}.card-body{min-width:0}.card-name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.card-desc{margin-top:3px;font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mini{border:none;background:transparent;color:var(--muted);font-size:14px;cursor:pointer;padding:2px 5px;border-radius:6px}.mini:hover{background:var(--bg);color:var(--text)}.mini.danger:hover{color:var(--danger)}.empty{padding:60px 20px;text-align:center;color:var(--muted)}.foot{margin-top:24px;padding-top:16px;border-top:1px solid var(--border);font-size:12px;color:var(--muted);display:flex;gap:12px;align-items:center;flex-wrap:wrap}.link-btn{border:none;background:transparent;color:var(--primary);cursor:pointer;font-size:12px;padding:0}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:center;justify-content:center;background:rgba(15,23,42,.4)}.modal{width:min(480px,calc(100vw - 40px));max-height:90vh;overflow:auto;padding:22px;background:var(--card);border-radius:var(--radius);box-shadow:0 20px 50px #10182840}.modal h3{margin:0 0 16px;font-size:17px}.modal label{display:block;margin-bottom:12px;font-size:13px;color:var(--muted)}.modal input,.modal select{display:block;width:100%;margin-top:5px;padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:14px;color:var(--text);background:var(--card);outline:none}.modal input:focus,.modal select:focus{border-color:var(--primary)}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}.modal-actions .btn.danger{margin-right:auto}.confirm-modal{width:min(400px,calc(100vw - 40px))}.confirm-message{margin:0;color:var(--text);line-height:1.6;word-break:break-all}.no-groups-tip{padding:12px;margin-bottom:12px;border-radius:8px;background:var(--bg);color:var(--muted)}.icon-row{display:flex;gap:8px;margin-top:5px}.icon-row input{margin-top:0}.icon-auto{flex-shrink:0;white-space:nowrap}.color-swatches{display:flex;gap:8px;margin-top:6px}.swatch{width:28px;height:28px;border-radius:8px;border:2px solid transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;transition:transform .12s,box-shadow .12s}.swatch:hover{transform:scale(1.1)}.swatch.active{box-shadow:0 0 0 2px var(--card),0 0 0 4px var(--primary)}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%);z-index:200;padding:10px 18px;border-radius:10px;background:#1f2937;color:#fff;font-size:13px;box-shadow:0 8px 24px #0000004d}:root[data-theme=dark] .toast{background:#334155}.fade-enter-active,.fade-leave-active{transition:opacity .2s}.fade-enter-from,.fade-leave-to{opacity:0}@media (min-width: 769px){.sidebar{position:fixed;left:0;top:var(--topbar-h, 60px);bottom:0;width:220px;min-height:0;overflow-y:auto;z-index:5}.main{margin-left:220px;transition:margin-left .2s ease}.app.nav-collapsed .main,.app.list-mode .main{margin-left:0}.searchbar{margin-left:220px;transition:margin-left .2s ease}.app.nav-collapsed .searchbar,.app.list-mode .searchbar{margin-left:0}}@media (min-width: 769px) and (max-width: 1200px){.topbar{flex-wrap:wrap;height:auto;align-content:flex-start;padding:10px 16px 8px;gap:10px 16px}.topbar .search{order:2;flex:0 1 260px;width:260px}.topbar .actions{order:3}.topbar .quickbar.inline{order:4;flex:1 1 100%}.topbar .quick-input{min-width:130px}.topbar .quick-select{min-width:150px}}@media (max-width: 768px){.mobile-letter-nav{position:fixed;top:76px;right:0;bottom:128px;z-index:80;display:flex;flex-direction:column;align-items:center;gap:6px;overflow-y:auto;padding:4px 2px}.letter-nav-btn{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:30px;height:30px;padding:0;border:1px solid var(--border);border-radius:50%;background:var(--card);color:var(--text);font-size:14px;font-weight:600;line-height:1;box-shadow:var(--shadow);cursor:pointer}.letter-nav-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.main{transition:padding-right .2s ease}.app.letter-nav-open .main{padding-right:44px}.to-top,.theme-fab{right:8px}.searchbar,.topbar .search,.list-group-drag,.list-site-drag{display:none}.list-group-title{cursor:default}.mobile-quick-panel{position:fixed;top:calc(var(--topbar-h, 60px) + 6px);left:12px;right:12px;z-index:20;padding:12px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.mobile-quick-panel .quickbar{flex-direction:column;align-items:stretch}.mobile-quick-panel .quickbar .quick-input,.mobile-quick-panel .quickbar .quick-select{width:100%}.app.nav-collapsed .sidebar{display:none}.layout{flex-direction:column;align-items:stretch}.topbar{height:auto;padding:12px 20px}.sidebar{width:100%;min-height:0;display:block;overflow-y:auto;max-height:50vh;padding:10px;border-right:none;border-bottom:1px solid var(--border)}.topbar{flex-wrap:wrap}.actions{border-left:none;padding-left:0}.quickbar{flex-wrap:wrap}.topbar .search{flex-basis:100%}}@media (min-width: 769px){.mobile-letter-nav{display:none}}.profile-btn{font-size:13px;min-width:44px}.profile-page{flex:1;width:100%;max-width:760px;margin:0 auto;padding:24px 16px 96px}.profile-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.profile-user{font-size:15px;font-weight:600;color:var(--text)}.profile-card{margin-bottom:16px;padding:20px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.profile-card h2{margin:0 0 10px;font-size:16px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:4px}.card-head h2{margin:0}.profile-desc{margin:0 0 14px;color:var(--muted);font-size:13px;line-height:1.6}.profile-actions{display:flex;flex-wrap:wrap;gap:10px}.profile-form{display:flex;flex-direction:column;gap:10px;max-width:380px}.profile-form .quick-input{width:100%}.profile-error{margin:0;color:var(--danger);font-size:13px}.profile-empty{margin:8px 0 0;color:var(--muted);font-size:13px}.badge-admin{display:inline-block;margin-left:6px;padding:2px 8px;border-radius:999px;background:rgba(37,99,235,.14);color:var(--primary);font-size:12px;font-weight:600;vertical-align:1px}.danger-text{color:var(--danger)}.danger-text:hover{color:var(--danger-dark);border-color:var(--danger)}.code-list,.user-list{border:1px solid var(--border);border-radius:10px;overflow:hidden}.code-row,.user-row{display:flex;align-items:center;gap:12px;padding:10px 14px}.code-row+.code-row,.user-row+.user-row{border-top:1px solid var(--border)}.code-main,.user-main{display:flex;align-items:center;flex-wrap:wrap;gap:8px;min-width:0}.code-text{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:15px;font-weight:700;letter-spacing:.5px}.code-status{padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600}.code-status.unused{background:rgba(34,197,94,.14);color:#16a34a}.code-status.used{background:rgba(148,163,184,.2);color:var(--muted)}.code-meta{display:flex;flex-wrap:wrap;gap:4px 14px;flex:1;min-width:0;color:var(--muted);font-size:12px}.code-ops{display:flex;gap:6px;flex-shrink:0}.user-row{justify-content:space-between}.user-name{font-size:14px;font-weight:600}.user-date{color:var(--muted);font-size:12px}@media (max-width: 600px){.code-row{flex-wrap:wrap;align-items:flex-start}.code-meta{flex-basis:100%}.code-ops{margin-left:auto}.profile-page{padding:16px 12px 80px}}