:root{--bg: #f2f5fa;--surface: #ffffff;--surface-2: #f8fafc;--border: #e3e8f0;--border-strong: #cfd7e4;--text: #172033;--muted: #68758a;--muted-2: #94a0b4;--primary: #3358d4;--primary-hover: #2a49b5;--primary-soft: #eef2ff;--danger: #d33c3c;--danger-soft: #fdeeee;--success: #168a5b;--success-soft: #e9f8f1;--warning: #b7791f;--warning-soft: #fdf6e5;--sidebar: #0e1830;--sidebar-2: #152344;--radius: 12px;--radius-sm: 8px;--shadow-sm: 0 1px 2px rgba(20, 32, 60, .05);--shadow: 0 6px 20px rgba(20, 32, 60, .08);--shadow-lg: 0 18px 48px rgba(12, 24, 48, .2);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--mono: "SF Mono", ui-monospace, Menlo, Consolas, monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:var(--font);font-size:14px;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4,p{margin:0}button{font-family:inherit}::selection{background:#c9d5ff}.shell{display:flex;min-height:100vh}.sidebar{width:236px;flex:0 0 236px;background:radial-gradient(120% 80% at 0% 0%,#1a2b52 0%,var(--sidebar) 55%);color:#c9d4e8;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:40}.brand{display:flex;align-items:center;gap:12px;padding:22px 20px 18px}.brand-logo{width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center}.brand-logo img{width:100%;height:100%;object-fit:contain;display:block}.brand-text{line-height:1.2}.brand-name{font-size:16px;font-weight:700;color:#fff;letter-spacing:.4px}.brand-sub{font-size:11px;color:#8595b5;margin-top:3px;letter-spacing:.6px}.nav{flex:1;overflow-y:auto;padding:8px 12px 20px}.nav-group-title{font-size:11px;color:#6d7f9f;letter-spacing:1.4px;padding:16px 12px 8px;text-transform:uppercase}.nav-item{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:9px;color:#b9c6de;font-size:13.5px;font-weight:500;cursor:pointer;margin-bottom:2px;border:1px solid transparent;transition:background .15s,color .15s;text-decoration:none}.nav-item:hover{background:#ffffff0e;color:#fff;text-decoration:none}.nav-item.active{background:linear-gradient(90deg,#4f7cff47,#4f7cff1a);color:#fff;border-color:#7e9eff42;box-shadow:inset 3px 0 #6f93ff}.nav-icon{width:18px;height:18px;flex:0 0 18px;opacity:.9}.nav-count{margin-left:auto;background:#ffffff1f;color:#dfe6f5;font-size:11px;padding:1px 7px;border-radius:20px}.nav-count.hot{background:#d33c3c;color:#fff;font-weight:600}.link-btn{background:none;border:0;padding:0 6px;color:var(--primary);font:inherit;font-size:13px;cursor:pointer}.link-btn:hover{text-decoration:underline}tr.muted-row>td{opacity:.55}.sidebar-footer{margin:12px;padding:12px;border-radius:10px;background:#ffffff0b;font-size:11.5px;color:#8093b3;line-height:1.6;border:1px solid rgba(255,255,255,.06)}.sidebar-footer strong{color:#c3cfe6;font-weight:600}.main{flex:1;margin-left:236px;min-width:0;display:flex;flex-direction:column}.topbar{height:60px;background:#ffffffdb;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:14px;padding:0 28px;position:sticky;top:0;z-index:30}.topbar-title{font-size:14px;font-weight:600;color:var(--muted)}.topbar-spacer{flex:1}.topbar-btn{width:34px;height:34px;border-radius:9px;border:1px solid var(--border);background:#fff;display:grid;place-items:center;cursor:pointer;color:var(--muted)}.menu-btn{display:none}.topbar-actions{display:flex;align-items:center;gap:10px}.user-chip{display:flex;align-items:center;gap:10px;padding:5px 10px 5px 6px;border-radius:24px;border:1px solid var(--border);background:#fff;cursor:pointer;position:relative}.avatar{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#5b7cfa,#2f54eb);color:#fff;font-size:12.5px;font-weight:600;display:grid;place-items:center;flex:0 0 30px}.avatar.gray{background:linear-gradient(135deg,#90a0b8,#6b7a92)}.avatar.green{background:linear-gradient(135deg,#24a97a,#168a5b)}.avatar.orange{background:linear-gradient(135deg,#e39b3a,#c47a12)}.user-meta{line-height:1.25}.user-name{font-size:12.5px;font-weight:600}.user-role{font-size:10.5px;color:var(--muted)}.user-menu{position:absolute;top:46px;right:0;width:190px;background:#fff;border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow);padding:6px;z-index:60}.user-menu a,.user-menu button{display:flex;align-items:center;gap:8px;width:100%;padding:9px 10px;border:0;background:none;border-radius:7px;font-size:13px;color:var(--text);cursor:pointer;text-align:left;text-decoration:none}.user-menu a:hover,.user-menu button:hover{background:var(--surface-2);text-decoration:none}.content{padding:26px 28px 44px;max-width:1440px;width:100%;margin:0 auto}.page-header{display:flex;align-items:flex-start;gap:16px;margin-bottom:20px;flex-wrap:wrap}.page-title{font-size:22px;font-weight:700;letter-spacing:-.2px;display:flex;align-items:center;gap:10px}.page-sub{color:var(--muted);font-size:13px;margin-top:5px}.page-actions{margin-left:auto;display:flex;gap:9px;flex-wrap:wrap}.back-link{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;color:var(--muted);margin-bottom:10px;cursor:pointer;text-decoration:none}.back-link:hover{color:var(--primary);text-decoration:none}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.card-head{display:flex;align-items:center;gap:12px;padding:16px 18px;border-bottom:1px solid var(--border)}.card-title{font-size:14.5px;font-weight:650;display:flex;align-items:center;gap:8px}.card-sub{font-size:12px;color:var(--muted);margin-top:3px}.card-actions{margin-left:auto;display:flex;gap:8px;align-items:center}.card-body{padding:18px}.card-body.tight{padding:0}.grid,.grid-2,.grid-3,.grid-4{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.dash-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:18px}.dash-col{display:flex;flex-direction:column;gap:18px;min-width:0}.doc-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:18px;align-items:start}.doc-side{display:flex;flex-direction:column;gap:18px;min-width:0}@media (max-width: 1150px){.dash-grid,.doc-grid{grid-template-columns:1fr}}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin-bottom:20px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:17px 18px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.stat-card:after{content:"";position:absolute;right:-24px;top:-24px;width:88px;height:88px;border-radius:50%;background:var(--primary-soft);opacity:.7}.stat-label{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:7px}.stat-value{font-size:27px;font-weight:750;letter-spacing:-.5px;margin-top:8px;font-variant-numeric:tabular-nums}.stat-sub{font-size:11.5px;color:var(--muted-2);margin-top:4px}.stat-icon{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:var(--primary-soft);color:var(--primary);position:absolute;right:16px;top:16px;z-index:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;height:36px;padding:0 14px;border-radius:9px;border:1px solid var(--border-strong);background:#fff;color:var(--text);font-size:13px;font-weight:500;cursor:pointer;transition:background .15s,border .15s,box-shadow .15s,color .15s;white-space:nowrap;text-decoration:none}.btn:hover{background:var(--surface-2);border-color:#b9c4d6;text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:linear-gradient(180deg,#4067e0,var(--primary));border-color:var(--primary);color:#fff;box-shadow:0 3px 10px #3358d440}.btn.primary:hover{background:linear-gradient(180deg,#3559cd,var(--primary-hover))}.btn.danger{background:#fff;border-color:#f0c4c4;color:var(--danger)}.btn.danger:hover{background:var(--danger-soft)}.btn.success{background:var(--success);border-color:var(--success);color:#fff}.btn.success:hover{filter:brightness(.95);background:var(--success)}.btn.ghost{border-color:transparent;background:transparent;color:var(--muted)}.btn.ghost:hover{background:var(--surface-2);color:var(--text)}.btn.small{height:29px;padding:0 10px;font-size:12px;border-radius:7px;gap:5px}.btn.icon{width:36px;padding:0}.btn.icon.small{width:29px}.field{display:flex;flex-direction:column;gap:6px}.label{font-size:12.5px;font-weight:600;color:#3b465c;display:flex;gap:4px;align-items:center}.label .req{color:var(--danger)}.hint{font-size:11.5px;color:var(--muted-2);line-height:1.5}.input,.select,.textarea{width:100%;height:36px;border:1px solid var(--border-strong);border-radius:8px;padding:0 11px;font-size:13px;font-family:inherit;color:var(--text);background:#fff;outline:none;transition:border .15s,box-shadow .15s}.textarea{height:auto;min-height:84px;padding:9px 11px;resize:vertical;line-height:1.55}.input:focus,.select:focus,.textarea:focus{border-color:#7d97f0;box-shadow:0 0 0 3px #3358d421}.input:disabled{background:var(--surface-2);color:var(--muted)}.input-file{width:100%;border:1px dashed var(--border-strong);border-radius:8px;padding:8px;font-size:12px;color:var(--muted);background:var(--surface-2);outline:none}.input-file:focus{border-color:#7d97f0}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 16px}.form-grid .full{grid-column:1 / -1}.form-row{display:flex;gap:10px;align-items:center}.form-section{border-top:1px dashed var(--border);margin-top:16px;padding-top:14px}.form-section-title{font-size:12px;font-weight:700;color:var(--muted);letter-spacing:.4px;margin-bottom:12px;text-transform:uppercase}.check{display:inline-flex;align-items:center;gap:7px;font-size:13px;cursor:pointer;-webkit-user-select:none;user-select:none}.check input{width:15px;height:15px;accent-color:var(--primary)}.batch-bar{display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding:9px 14px;margin-bottom:14px;background:var(--primary-soft);border:1px solid #ccd9fb;border-radius:10px;font-size:12.5px;color:#3b465c}.batch-bar b{color:var(--primary);font-size:14px;margin:0 2px}.batch-sep{width:1px;height:16px;background:#c6d4f5;margin:0 6px}.batch-action{display:inline-flex;align-items:center;gap:5px;border:0;background:transparent;color:#33415c;font-size:12.5px;padding:5px 9px;border-radius:7px;cursor:pointer;font-weight:500}.batch-action:hover{background:#fff}.batch-action:disabled{opacity:.5;cursor:not-allowed}.batch-action.danger{color:var(--danger)}.material-picked{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:9px;background:var(--surface-2)}.material-picked .cell-main{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.material-picker{border:1px solid var(--border);border-radius:9px;overflow:hidden;background:#fff}.material-search{display:flex;align-items:center;gap:8px;padding:8px 10px;border-bottom:1px solid var(--border);background:var(--surface-2)}.material-search .input{border:0;box-shadow:none;background:transparent;height:30px;padding-left:0}.material-search .input:focus{box-shadow:none}.material-results{max-height:240px;overflow-y:auto}.material-option{display:flex;align-items:center;gap:10px;width:100%;border:0;border-bottom:1px dashed var(--border);background:#fff;padding:9px 12px;text-align:left;cursor:pointer}.material-option:hover{background:var(--primary-soft)}.material-option:last-child{border-bottom:0}.material-hint{padding:14px 12px;font-size:12.5px;color:var(--muted);text-align:center}.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px}.toolbar .spacer{flex:1}.search{position:relative}.search .input{padding-left:32px;width:240px}.search-icon{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--muted-2);pointer-events:none;display:flex}.filters{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.filters .select{width:auto;min-width:110px;height:34px;font-size:12.5px}.toolbar>.select{width:auto;min-width:150px}.segmented{display:inline-flex;background:#e9edf5;border-radius:9px;padding:3px;gap:2px}.seg{border:0;background:transparent;padding:6px 12px;border-radius:7px;font-size:12.5px;color:var(--muted);cursor:pointer;font-weight:500}.seg.active{background:#fff;color:var(--text);box-shadow:var(--shadow-sm);font-weight:600}.seg .count{font-size:11px;color:var(--muted-2);margin-left:4px}.table-wrap{overflow-x:auto}table.table{width:100%;border-collapse:collapse;font-size:13px}.table thead th{text-align:left;font-size:12px;color:var(--muted);font-weight:600;padding:11px 16px;background:var(--surface-2);border-bottom:1px solid var(--border);white-space:nowrap}.table tbody td{padding:12px 16px;border-bottom:1px solid #edf1f7;vertical-align:middle;white-space:nowrap}.table td.wrap-cell{white-space:normal;min-width:220px;max-width:420px}.table tbody tr:last-child td{border-bottom:0}.table tbody tr{transition:background .12s}.table tbody tr:hover{background:#f8faff}.table tbody tr.clickable{cursor:pointer}.table .num{font-variant-numeric:tabular-nums}.table .right{text-align:right}.table .center{text-align:center}.table-actions{display:flex;gap:6px;justify-content:flex-end}.cell-main{font-weight:550;white-space:nowrap}.cell-sub{font-size:11.5px;color:var(--muted);margin-top:2px;white-space:nowrap}.mono{font-family:var(--mono);font-size:12px;letter-spacing:-.2px}.link-strong{font-weight:600;color:var(--primary);cursor:pointer}.link-strong:hover{text-decoration:underline}.empty{padding:46px 20px;text-align:center;color:var(--muted)}.empty-icon{width:46px;height:46px;border-radius:12px;background:var(--surface-2);display:grid;place-items:center;margin:0 auto 12px;color:var(--muted-2)}.empty-title{font-weight:600;color:var(--text);margin-bottom:4px}.empty-desc{font-size:12.5px}.loading{padding:60px;text-align:center;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:12px}.spinner{width:26px;height:26px;border-radius:50%;border:3px solid #dfe6f2;border-top-color:var(--primary);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:20px;font-size:11.5px;font-weight:600;background:#eef1f6;color:var(--muted);white-space:nowrap;line-height:1.4}.badge:before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.75}.badge.plain:before{display:none}.badge.draft{background:#f0f2f6;color:#66748c}.badge.in_review{background:var(--warning-soft);color:var(--warning)}.badge.approved,.badge.released,.badge.active,.badge.done,.badge.completed,.badge.implemented{background:var(--success-soft);color:var(--success)}.badge.obsolete,.badge.inactive{background:#f0f2f6;color:#8a94a6}.badge.rejected,.badge.blocked{background:var(--danger-soft);color:var(--danger)}.badge.planning,.badge.todo{background:#eef2ff;color:#4b63c9}.badge.doing,.badge.on_hold{background:var(--warning-soft);color:var(--warning)}.badge.high{background:var(--danger-soft);color:var(--danger)}.badge.medium{background:var(--warning-soft);color:var(--warning)}.badge.low{background:#eef1f6;color:var(--muted)}.badge.urgent{background:#fbe3e3;color:#b42318}.badge.pending{background:var(--warning-soft);color:var(--warning)}.badge.tag{background:var(--primary-soft);color:var(--primary)}.tag-chip{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;background:var(--surface-2);border:1px solid var(--border);border-radius:6px;font-size:11.5px;color:var(--muted)}.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);padding:0 4px;overflow-x:auto}.tab{border:0;background:none;padding:12px 15px 11px;font-size:13px;color:var(--muted);cursor:pointer;position:relative;font-weight:500;white-space:nowrap}.tab:hover{color:var(--text)}.tab.active{color:var(--primary);font-weight:650}.tab.active:after{content:"";position:absolute;left:10px;right:10px;bottom:-1px;height:2px;border-radius:2px;background:var(--primary)}.tab .count{margin-left:5px;font-size:11px;color:var(--muted-2)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0c14267a;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:100;display:flex;align-items:flex-start;justify-content:center;padding:8vh 20px 40px;overflow-y:auto;animation:fadeIn .16s ease}.modal{background:#fff;border-radius:14px;box-shadow:var(--shadow-lg);width:100%;max-width:560px;animation:popIn .18s ease}.modal.wide{max-width:760px}.modal.xwide{max-width:980px}.modal-head{display:flex;align-items:flex-start;padding:19px 22px 14px;border-bottom:1px solid var(--border)}.modal-title{font-size:16px;font-weight:700}.modal-sub{font-size:12px;color:var(--muted);margin-top:4px}.modal-close{margin-left:auto;border:0;background:var(--surface-2);width:30px;height:30px;border-radius:8px;cursor:pointer;color:var(--muted);display:grid;place-items:center;font-size:16px}.modal-close:hover{background:#e9edf5;color:var(--text)}.modal-body{padding:20px 22px;max-height:66vh;overflow-y:auto}.modal-foot{padding:14px 22px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:9px;background:#fbfcfe;border-radius:0 0 14px 14px}@keyframes fadeIn{0%{opacity:0}}@keyframes popIn{0%{opacity:0;transform:translateY(8px) scale(.985)}}.toasts{position:fixed;top:18px;right:20px;z-index:200;display:flex;flex-direction:column;gap:9px}.toast{min-width:240px;max-width:400px;background:#fff;border:1px solid var(--border);border-left:3px solid var(--primary);border-radius:9px;box-shadow:var(--shadow);padding:11px 14px;font-size:13px;animation:slideIn .2s ease;display:flex;gap:9px;align-items:flex-start}.toast.success{border-left-color:var(--success)}.toast.error{border-left-color:var(--danger)}.toast .close{margin-left:auto;border:0;background:none;cursor:pointer;color:var(--muted-2)}@keyframes slideIn{0%{opacity:0;transform:translate(16px)}}.login-page{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr;background:#fff}.login-art{background:radial-gradient(100% 90% at 15% 10%,#1c2f5e,#0d1730 60%,#0a1122);color:#fff;padding:56px 58px;display:flex;flex-direction:column;position:relative;overflow:hidden}.login-art:before{content:"";position:absolute;width:520px;height:520px;right:-160px;bottom:-180px;background:radial-gradient(circle,rgba(79,124,255,.28),transparent 65%)}.login-art:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:44px 44px;-webkit-mask-image:radial-gradient(80% 70% at 40% 40%,#000 20%,transparent 100%);mask-image:radial-gradient(80% 70% at 40% 40%,#000 20%,transparent 100%)}.login-brand{display:flex;align-items:center;gap:13px;position:relative;z-index:1}.login-art-inner{margin:auto 0;position:relative;z-index:1;max-width:520px}.login-kicker{font-size:12px;letter-spacing:3px;color:#8fa6d8;margin-bottom:18px}.login-title{font-size:38px;font-weight:750;line-height:1.25;letter-spacing:-.6px}.login-title span{background:linear-gradient(90deg,#9db6ff,#6f93ff);-webkit-background-clip:text;background-clip:text;color:transparent}.login-desc{color:#a9b8d6;font-size:14px;line-height:1.8;margin-top:18px;max-width:430px}.login-features{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:40px}.login-feature{border:1px solid rgba(255,255,255,.1);background:#ffffff0a;border-radius:12px;padding:14px;font-size:12px;color:#b7c5e2;line-height:1.6}.login-feature strong{display:block;color:#fff;font-size:13px;margin-bottom:4px;font-weight:600}.login-foot{position:relative;z-index:1;font-size:11.5px;color:#65789c}.login-panel{display:flex;align-items:center;justify-content:center;padding:40px;background:#fff}.login-card{width:100%;max-width:372px}.login-card-title{font-size:25px;font-weight:750;letter-spacing:-.3px}.login-card-sub{color:var(--muted);font-size:13px;margin-top:8px;margin-bottom:28px}.login-form{display:flex;flex-direction:column;gap:16px}.login-form .input{height:42px}.login-error{background:var(--danger-soft);color:var(--danger);padding:9px 12px;border-radius:8px;font-size:12.5px;border:1px solid #f6d5d5}.demo-accounts{margin-top:26px;padding-top:20px;border-top:1px dashed var(--border)}.demo-title{font-size:11.5px;color:var(--muted-2);margin-bottom:9px;letter-spacing:.4px}.demo-chips{display:flex;flex-wrap:wrap;gap:7px}.demo-chip{border:1px solid var(--border);background:var(--surface-2);border-radius:7px;padding:6px 9px;font-size:11.5px;cursor:pointer;color:var(--muted);line-height:1.4}.demo-chip:hover{border-color:#adc0f5;color:var(--primary);background:var(--primary-soft)}.demo-chip b{display:block;color:var(--text);font-size:12px;font-weight:600}.tree-toolbar{display:flex;align-items:center;gap:9px;padding:12px 16px;border-bottom:1px solid var(--border);background:#fbfcfe}.tree-toolbar .spacer{flex:1}.tree-scroll{overflow-x:auto}.tree-table{width:100%;border-collapse:collapse;font-size:13px;min-width:1260px}.tree-table th{text-align:left;font-size:11.5px;color:var(--muted);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--border);background:var(--surface-2);white-space:nowrap}.tree-table td{padding:9px 12px;border-bottom:1px solid #f0f3f8;vertical-align:middle}.tree-table th:first-child,.tree-table td:first-child{min-width:240px}.tree-row:hover td{background:#f8faff}.tree-name-cell{display:flex;align-items:center}.tree-toggle{width:20px;height:20px;border:0;background:transparent;cursor:pointer;color:var(--muted-2);display:grid;place-items:center;margin-right:4px;border-radius:5px;flex:0 0 20px}.tree-toggle:hover{background:#e9edf5;color:var(--text)}.tree-toggle.placeholder{cursor:default}.tree-toggle.placeholder:hover{background:transparent}.tree-guides{display:flex;align-self:stretch}.tree-guide{width:20px;flex:0 0 20px;position:relative}.tree-guide:before{content:"";position:absolute;left:9px;top:-10px;bottom:-10px;border-left:1px dashed #d5ddea}.tree-guide.last:before{bottom:50%}.tree-guide.tee:after{content:"";position:absolute;left:9px;top:50%;width:10px;border-top:1px dashed #d5ddea}.tree-icon{width:26px;height:26px;border-radius:7px;display:grid;place-items:center;background:var(--primary-soft);color:var(--primary);margin-right:9px;flex:0 0 26px}.tree-icon.leaf{background:#f0f3f8;color:#7c8aa5}.tree-name{font-weight:550;line-height:1.3}.tree-code{font-family:var(--mono);font-size:11px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:340px}.tree-qty{font-weight:650;font-variant-numeric:tabular-nums}.tree-qty .unit{font-weight:400;color:var(--muted);font-size:11px;margin-left:3px}.tree-meta{font-size:11.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px}.tree-cost{text-align:right;font-variant-numeric:tabular-nums;font-weight:550}.bom-summary{display:flex;gap:26px;flex-wrap:wrap;padding:13px 16px;background:#f8faff;border-top:1px solid var(--border);font-size:12.5px;color:var(--muted)}.bom-summary b{color:var(--text);font-size:14px;margin-left:5px;font-variant-numeric:tabular-nums}.drawing-chips{display:flex;gap:5px}.drawing-chip{display:inline-flex;align-items:center;gap:4px;border:1px solid var(--border);background:#fff;border-radius:6px;padding:3px 7px;font-size:10.5px;color:var(--muted);cursor:pointer;font-weight:600;white-space:nowrap}.drawing-chip:hover{border-color:#adc0f5;color:var(--primary);background:var(--primary-soft)}.drawing-chip.empty{border-style:dashed;color:var(--muted-2);font-weight:500}.drawing-section{border-top:1px dashed var(--border);padding:14px 0}.drawing-section:first-child{border-top:0;padding-top:0}.drawing-file{display:flex;align-items:center;gap:10px;padding:9px 10px;border:1px solid var(--border);border-radius:8px;margin-bottom:8px;background:#fff}.drawing-file:last-of-type{margin-bottom:10px}.drawing-file.is-deleting{opacity:.6;border-color:#f0c4c4;background:#fff7f7}.detail-head{display:flex;gap:18px;align-items:flex-start;flex-wrap:wrap;margin-bottom:18px}.detail-title{font-size:21px;font-weight:750;letter-spacing:-.3px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.meta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px 24px}.meta-label{font-size:11.5px;color:var(--muted);margin-bottom:5px}.meta-value{font-size:13.5px;font-weight:550}.meta-value.muted{color:var(--muted);font-weight:400}.divider{height:1px;background:var(--border);margin:18px 0}.section-title{font-size:13px;font-weight:700;color:#3b465c;margin-bottom:12px;display:flex;align-items:center;gap:8px}.section-title .line{flex:1;height:1px;background:var(--border)}.progress{height:7px;background:#e9edf5;border-radius:20px;overflow:hidden;min-width:70px;flex:1}.progress-bar{height:100%;border-radius:20px;background:linear-gradient(90deg,#5b7cfa,var(--primary));transition:width .3s}.progress-bar.warn{background:linear-gradient(90deg,#e0a33f,#c98416)}.progress-bar.ok{background:linear-gradient(90deg,#2cb380,#168a5b)}.progress-line{display:flex;align-items:center;gap:9px}.progress-line .pct{font-size:11.5px;color:var(--muted);font-variant-numeric:tabular-nums;min-width:32px;text-align:right}.timeline{position:relative;padding-left:4px}.tl-item{display:flex;gap:12px;position:relative;padding:0 0 18px 22px}.tl-item:before{content:"";position:absolute;left:5px;top:14px;bottom:0;border-left:1px solid var(--border)}.tl-item:last-child:before{display:none}.tl-dot{position:absolute;left:0;top:5px;width:11px;height:11px;border-radius:50%;background:#fff;border:2px solid var(--primary)}.tl-dot.done{background:var(--success);border-color:var(--success)}.tl-dot.warn{border-color:var(--warning);background:var(--warning-soft)}.tl-dot.muted{border-color:#b9c3d3}.tl-title{font-size:13px;font-weight:600;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.tl-sub{font-size:12px;color:var(--muted);margin-top:3px;line-height:1.6}.gantt-card{overflow:hidden}.gantt-scroll{overflow-x:auto}.gantt{min-width:760px}.gantt-head{display:flex;border-bottom:1px solid var(--border);background:var(--surface-2);font-size:11px;color:var(--muted)}.gantt-label-col{width:220px;flex:0 0 220px;padding:10px 16px;border-right:1px solid var(--border);font-weight:600}.gantt-track-col{flex:1;position:relative;display:flex}.gantt-month{flex:1;padding:10px 8px;border-left:1px solid var(--border);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.gantt-row{display:flex;border-bottom:1px solid #f0f3f8;min-height:42px}.gantt-row:last-child{border-bottom:0}.gantt-row:hover{background:#f8faff}.gantt-row .gantt-label-col{display:flex;flex-direction:column;justify-content:center;padding:8px 16px}.gantt-task-name{font-size:12.5px;font-weight:550}.gantt-task-sub{font-size:10.5px;color:var(--muted);margin-top:2px}.gantt-track{position:relative;flex:1;padding:0;min-height:42px;background-image:linear-gradient(90deg,rgba(0,0,0,.04) 1px,transparent 1px);background-size:calc(100% / 6) 100%}.gantt-bar{position:absolute;top:14px;height:14px;border-radius:7px;background:linear-gradient(90deg,#6c8cf7,#3a5fd9);min-width:6px;box-shadow:0 2px 5px #3358d440}.gantt-bar.done{background:linear-gradient(90deg,#35b98a,#168a5b)}.gantt-bar.planning{background:linear-gradient(90deg,#b3bfd4,#8d9bb2)}.gantt-bar.milestone{width:12px!important;height:12px;top:15px;border-radius:3px;transform:rotate(45deg);background:#d99a2b;box-shadow:0 2px 5px #b478144d}.gantt-bar-label{position:absolute;top:10px;font-size:10.5px;color:var(--muted);white-space:nowrap;transform:translate(8px)}.bars{display:flex;flex-direction:column;gap:13px}.bar-row{display:grid;grid-template-columns:92px 1fr 34px;align-items:center;gap:10px;font-size:12.5px}.bar-label{color:var(--muted)}.bar-track{height:8px;background:#edf1f7;border-radius:20px;overflow:hidden}.bar-fill{height:100%;border-radius:20px;background:linear-gradient(90deg,#7c95e8,#3a5fd9)}.bar-fill.green{background:linear-gradient(90deg,#4fc295,#168a5b)}.bar-fill.amber{background:linear-gradient(90deg,#e5b45c,#c98416)}.bar-fill.gray{background:linear-gradient(90deg,#b8c2d2,#94a0b4)}.bar-fill.red{background:linear-gradient(90deg,#e78080,#d33c3c)}.bar-value{text-align:right;font-weight:600;font-variant-numeric:tabular-nums}.task-list{display:flex;flex-direction:column}.task-row{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid #f0f3f8}.task-row:last-child{border-bottom:0}.task-row:hover{background:#f8faff}.task-check{width:20px;height:20px;border-radius:50%;border:2px solid var(--border-strong);background:#fff;cursor:pointer;flex:0 0 20px;display:grid;place-items:center;color:transparent}.task-check:hover{border-color:var(--primary)}.task-check.done{background:var(--success);border-color:var(--success);color:#fff}.task-main{flex:1;min-width:0}.task-name{font-size:13px;font-weight:550}.task-sub{font-size:11.5px;color:var(--muted);margin-top:3px;display:flex;gap:10px;flex-wrap:wrap}.project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.project-card{cursor:pointer;transition:transform .15s,box-shadow .15s,border-color .15s}.project-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#c9d5ee}.project-card .card-body{display:flex;flex-direction:column;gap:11px;height:100%}.project-top{display:flex;align-items:center;gap:8px}.project-code{font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:-.2px}.project-card-title{font-size:15.5px;font-weight:700;line-height:1.4;letter-spacing:-.2px}.project-card-desc{font-size:12.5px;color:var(--muted);line-height:1.65;min-height:40px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.project-card-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);padding-top:10px;border-top:1px dashed var(--border);margin-top:auto}.project-card-meta .spacer{flex:1}.project-card-meta .date{display:flex;align-items:center;gap:4px;font-size:11.5px}@media (max-width: 1200px){.project-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 720px){.project-grid{grid-template-columns:1fr}}.stage-block{display:flex;flex-direction:column;gap:5px;padding:8px 10px;background:var(--surface-2);border:1px solid var(--border);border-radius:8px}.stage-strip{display:flex;gap:4px}.stage-seg{flex:1;height:6px;border-radius:4px;background:#e3e8f0}.stage-seg.done{background:var(--success)}.stage-seg.doing{background:var(--primary)}.stage-seg.pending{background:#d7deea}.stage-meta{display:flex;justify-content:space-between;gap:8px;font-size:11px;color:var(--muted);flex-wrap:wrap}.stage-current{font-weight:550;color:#3b465c}.stage-edit-table{min-width:0}.stage-edit-table .input,.stage-edit-table .select{height:32px;font-size:12.5px}.deliverable-list{display:flex;flex-direction:column;gap:8px}.deliverable-row{display:flex;align-items:center;gap:10px;padding:10px;border:1px solid var(--border);border-radius:8px;background:#fff}.deliverable-label{font-size:13px;font-weight:550}.deliverable-sub{font-size:11.5px;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-icon.done{background:var(--success-soft);border-color:#bfe6d6;color:var(--success)}.stage-list{display:flex;flex-direction:column;gap:10px}.stage-item{display:flex;gap:14px;padding:14px 16px;border:1px solid var(--border);border-radius:10px;background:#fff}.stage-item.doing{border-color:#bdcbf7;background:#f8faff}.stage-item.done{background:#fcfefd}.stage-index{width:32px;height:32px;border-radius:9px;flex:0 0 32px;background:var(--primary-soft);color:var(--primary);font-weight:700;display:grid;place-items:center}.stage-item.done .stage-index{background:var(--success-soft);color:var(--success)}.stage-main{flex:1;min-width:0}.stage-title-row{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.stage-name{font-size:14px;font-weight:650}.stage-dates{font-size:11.5px;color:var(--muted)}.stage-desc{font-size:12.5px;color:var(--muted);margin-top:5px;line-height:1.6}.stage-bottom{display:flex;align-items:center;gap:16px;margin-top:10px;font-size:12px;flex-wrap:wrap}.gantt-bar.stage{height:10px;top:17px;border-radius:4px;box-shadow:none;opacity:.92}.gantt-bar.stage.pending{background:linear-gradient(90deg,#cfd8e6,#aeb9cc)}.gantt-bar.stage.doing{background:linear-gradient(90deg,#6c8cf7,#3a5fd9)}.gantt-bar.stage.done{background:linear-gradient(90deg,#35b98a,#168a5b)}.gantt-stage-row{background:#f8faff}.gantt-stage-name{font-size:12.5px;font-weight:700}.gantt-stage-row .gantt-label-col{border-left:3px solid #7c95e8}.gantt-today-line{position:absolute;top:0;bottom:0;width:1px;background:#d33c3c;opacity:.55;z-index:2;pointer-events:none}.kv-list{display:flex;flex-direction:column}.kv{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px dashed var(--border);font-size:13px}.kv:last-child{border-bottom:0}.kv .k{color:var(--muted)}.kv .v{font-weight:550;text-align:right}.chip-row{display:flex;flex-wrap:wrap;gap:7px}.member-chip{display:inline-flex;align-items:center;gap:7px;padding:5px 10px 5px 5px;border:1px solid var(--border);border-radius:20px;font-size:12px;background:#fff}.member-chip .avatar{width:22px;height:22px;flex:0 0 22px;font-size:10px}.member-chip small{color:var(--muted-2)}.avatar-lg{width:44px;height:44px;flex:0 0 44px;font-size:16px;border-radius:12px}.file-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed var(--border)}.file-row:last-child{border-bottom:0}.file-icon{width:38px;height:38px;border-radius:9px;background:var(--surface-2);border:1px solid var(--border);display:grid;place-items:center;color:var(--muted);flex:0 0 38px}.file-name{font-size:13px;font-weight:550;word-break:break-all}.file-sub{font-size:11.5px;color:var(--muted);margin-top:2px}.preview-box{background:#eef1f6;border:1px solid var(--border);border-radius:10px;min-height:340px;display:flex;align-items:center;justify-content:center;overflow:auto;padding:10px}.preview-box img{max-width:100%;border-radius:6px;background:#fff}.preview-box iframe{width:100%;height:520px;border:0;background:#fff;border-radius:6px}.preview-text{width:100%;align-self:stretch;margin:0;padding:18px;background:#fff;border-radius:6px;font-family:var(--font);font-size:13px;line-height:1.8;white-space:pre-wrap;color:#2b3447}.diff-add{color:var(--success);font-weight:600}.diff-rem{color:var(--danger);font-weight:600}.diff-mod{color:var(--warning);font-weight:600}.legend{display:flex;gap:16px;font-size:11.5px;color:var(--muted);flex-wrap:wrap}.legend i{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:5px}.help-note{background:#f7f9fe;border:1px dashed #ccd8f2;border-radius:9px;padding:11px 13px;font-size:12px;color:#5a6b88;line-height:1.65}.inline-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.text-muted{color:var(--muted)}.text-danger{color:var(--danger)}.text-success{color:var(--success)}.text-right{text-align:right}.nowrap{white-space:nowrap}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-20{margin-top:20px}.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}.mb-16{margin-bottom:16px}.mb-20{margin-bottom:20px}.flex{display:flex}.items-center{align-items:center}.gap-8{gap:8px}.gap-12{gap:12px}.w-full{width:100%}@media (max-width: 1200px){.stats-grid,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 980px){.sidebar{transform:translate(-100%);transition:transform .22s ease;box-shadow:var(--shadow-lg)}.sidebar.open{transform:translate(0)}.main{margin-left:0}.menu-btn{display:grid}.content{padding:20px 18px 40px}.grid-3,.grid-2,.login-page{grid-template-columns:1fr}.login-art{display:none}.sidebar-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a122266;z-index:35}}@media (max-width: 640px){.stats-grid,.form-grid{grid-template-columns:1fr}.topbar{padding:0 14px}.user-meta{display:none}.search .input{width:100%}.toolbar{gap:8px}.page-title{font-size:19px}}
