:root{--bg: #0a0c10;--bg-surface: #111827;--bg-card: #1a1f2e;--bg-input: #0f1420;--cyan: #00d4ff;--cyan-glow: rgba(0, 212, 255, .15);--orange: #ff6b00;--orange-glow: rgba(255, 107, 0, .15);--green: #22c55e;--green-glow: rgba(34, 197, 94, .15);--red: #ef4444;--text: #e5e7eb;--text-muted: #6b7280;--border: #1f2937;--radius: 12px;--radius-sm: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased}.loading-screen{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg)}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--cyan);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-page{position:relative;display:flex;align-items:center;justify-content:center;min-height:100vh;overflow:hidden}.login-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background:radial-gradient(ellipse at 50% 30%,rgba(0,212,255,.08) 0%,transparent 60%),radial-gradient(ellipse at 80% 80%,rgba(255,107,0,.05) 0%,transparent 50%),var(--bg)}.hero-grid{position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(0,212,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,255,.04) 1px,transparent 1px);background-size:60px 60px;-webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 80%);mask-image:radial-gradient(ellipse at center,black 30%,transparent 80%)}.login-container{position:relative;z-index:1;width:100%;max-width:420px;padding:20px}.login-card{background:#111827cc;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border);border-radius:16px;padding:48px 36px;text-align:center}.login-header{margin-bottom:32px}.login-icon{font-size:48px;display:block;margin-bottom:16px}.login-header h1{font-size:28px;font-weight:700;letter-spacing:-.5px;background:linear-gradient(135deg,var(--cyan),#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.login-header p{color:var(--text-muted);font-size:14px;margin-top:4px}.login-form{display:flex;flex-direction:column;gap:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font-family:inherit;font-size:14px;font-weight:500;padding:10px 20px;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--cyan),#0099cc);color:#000;font-weight:600}.btn-primary:hover:not(:disabled){filter:brightness(1.1);box-shadow:0 0 20px var(--cyan-glow)}.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}.btn-danger{background:var(--red);color:#fff}.btn-danger:hover{filter:brightness(1.1)}.btn-sm{padding:6px 12px;font-size:13px}.btn-lg{padding:14px 28px;font-size:16px}input,textarea,select{width:100%;padding:12px 16px;background:var(--bg-input);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);font-family:inherit;font-size:14px;transition:border-color .2s}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px var(--cyan-glow)}input::placeholder,textarea::placeholder{color:var(--text-muted)}input[type=file]{padding:8px;background:transparent}.app-layout{min-height:100vh}.navbar{position:sticky;top:0;z-index:100;display:flex;align-items:center;gap:24px;padding:0 24px;height:56px;background:#0a0c10d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.nav-brand a{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--text);font-weight:700;font-size:16px}.brand-icon{font-size:22px}.brand-text{background:linear-gradient(135deg,var(--cyan),#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.nav-links{display:flex;gap:4px;flex:1}.nav-link{text-decoration:none;color:var(--text-muted);padding:8px 14px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;transition:all .2s}.nav-link:hover{color:var(--text);background:#ffffff0d}.nav-link.active{color:var(--cyan);background:var(--cyan-glow)}.nav-admin{color:var(--orange)!important}.nav-admin.active{background:var(--orange-glow)}.nav-actions{display:flex;gap:8px}.main-content{max-width:1100px;margin:0 auto;padding:32px 24px}.hero{position:relative;padding:80px 0 60px;text-align:center;overflow:hidden}.hero-content{position:relative;z-index:1}.hero-title{font-size:56px;font-weight:800;letter-spacing:-2px;margin-bottom:12px}.glow-text{background:linear-gradient(135deg,var(--cyan),#0099ff,var(--cyan));-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-shadow:0 0 40px var(--cyan-glow)}.hero-subtitle{color:var(--text-muted);font-size:18px}.tools-section{padding:20px 0}.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}.tool-card{text-decoration:none;color:var(--text);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:32px 24px;transition:all .3s}.tool-card:hover{border-color:var(--cyan);box-shadow:0 0 30px var(--cyan-glow);transform:translateY(-4px)}.tool-card h3{font-size:18px;margin:16px 0 8px;font-weight:600}.tool-card p{color:var(--text-muted);font-size:14px}.tool-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:var(--cyan-glow);color:var(--cyan)}.tool-icon svg{width:24px;height:24px}.tool-icon-orange{background:var(--orange-glow);color:var(--orange)}.tool-icon-green{background:var(--green-glow);color:var(--green)}.section-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:20px}.section-card h3{font-size:16px;margin-bottom:12px;font-weight:600}.form-group{margin-bottom:16px;flex:1}.form-group label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:6px;font-weight:500}.row{display:flex;align-items:flex-start}.gap{gap:12px}.mt{margin-top:12px}.result-box{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;margin-top:12px}.result-box.success{border-color:var(--green);background:var(--green-glow)}.tag{display:inline-block;padding:2px 8px;font-size:12px;border-radius:4px;background:var(--cyan-glow);color:var(--cyan)}.badge{font-size:12px;padding:2px 10px;border-radius:10px}.badge-locked{background:var(--orange-glow);color:var(--orange)}.badge-open{background:var(--green-glow);color:var(--green)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;width:100%;max-width:460px}.modal h3{margin-bottom:20px;font-size:18px}.modal-actions{display:flex;gap:12px;margin-top:20px}.dp-tabs{display:flex;gap:4px;margin-bottom:24px}.dp-tab{padding:8px 16px;font-size:14px;font-weight:500;background:transparent;color:var(--text-muted);border:1px solid transparent;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s}.dp-tab:hover{color:var(--text)}.dp-tab.active{color:var(--cyan);background:var(--cyan-glow);border-color:#00d4ff33}.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px;margin-bottom:24px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;text-align:center}.stat-num{font-size:28px;font-weight:700;color:var(--cyan)}.stat-label{font-size:12px;color:var(--text-muted);margin-top:4px}.doc-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}.doc-name{flex:1;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:32px;text-align:center;cursor:pointer;transition:all .2s;margin-bottom:16px}.upload-zone:hover{border-color:var(--cyan)}.upload-zone.dragging{border-color:var(--cyan);background:#00d4ff14;box-shadow:0 0 20px #00d4ff26}.upload-status{color:var(--cyan);font-size:13px;margin-top:8px}.filter-row{display:flex;gap:8px;margin-bottom:16px}.dp-chat{display:flex;flex-direction:column;height:calc(100vh - 200px)}.chat-messages{flex:1;overflow-y:auto;padding:16px 0}.chat-msg{max-width:80%;margin-bottom:12px;padding:12px 16px;border-radius:var(--radius-sm);font-size:14px;line-height:1.6;white-space:pre-wrap}.chat-msg.user{margin-left:auto;background:linear-gradient(135deg,#00d4ff26,#0096c81a);border:1px solid rgba(0,212,255,.2)}.chat-msg.ai{background:var(--bg-card);border:1px solid var(--border)}.chat-sources{font-size:12px;color:var(--text-muted);margin-top:8px}.typing-dots{display:flex;gap:4px}.typing-dots span{width:8px;height:8px;background:var(--text-muted);border-radius:50%;animation:pulse 1.4s ease-in-out infinite}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes pulse{0%,80%,to{opacity:.3}40%{opacity:1}}.chat-input-row{display:flex;gap:12px;padding-top:12px;border-top:1px solid var(--border)}.chat-input-row input{flex:1}.analysis-buttons{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.analysis-loading{display:flex;align-items:center;gap:12px;color:var(--text-muted);padding:20px 0}.analysis-result{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;font-size:14px;line-height:1.8}.markdown-body h1,.markdown-body h2,.markdown-body h3{color:var(--cyan);margin:16px 0 8px;font-size:1.1em}.markdown-body h1{font-size:1.3em}.markdown-body p{margin:6px 0}.markdown-body ul,.markdown-body ol{padding-left:20px;margin:6px 0}.markdown-body li{margin:3px 0}.markdown-body strong{color:var(--text)}.markdown-body table{width:100%;border-collapse:collapse;margin:12px 0;font-size:13px}.markdown-body th,.markdown-body td{border:1px solid var(--border);padding:8px 12px;text-align:left}.markdown-body th{background:#00d4ff14;color:var(--cyan);font-weight:600}.markdown-body tr:nth-child(2n){background:#ffffff05}.markdown-body hr{border:none;border-top:1px solid var(--border);margin:16px 0}.markdown-body code{background:#00d4ff0f;padding:2px 6px;border-radius:4px;font-size:.9em}.markdown-body pre{background:#0000004d;padding:12px;border-radius:8px;overflow-x:auto;margin:8px 0}.markdown-body pre code{background:none;padding:0}.markdown-body blockquote{border-left:3px solid var(--cyan);padding-left:12px;color:var(--text-muted);margin:8px 0}.admin-page h2{margin-bottom:24px}.section-access-row{padding:16px 0;border-bottom:1px solid var(--border)}.section-access-header{display:flex;align-items:center;gap:12px;margin-bottom:10px}.toast-msg{background:var(--green-glow);border:1px solid var(--green);color:var(--green);padding:10px 16px;border-radius:var(--radius-sm);margin-bottom:20px;font-size:14px}input[type=date]::-webkit-calendar-picker-indicator{filter:invert(.8);cursor:pointer}.tab-input-row{display:flex;gap:10px;margin-bottom:10px;align-items:center}.tab-input-row input{flex:1}.tab-status{width:180px;font-size:12px;padding:6px 10px;border-radius:6px;flex-shrink:0;min-height:38px;display:flex;align-items:center}.tab-status.empty,.tab-status.loading{background:#6b72801a;color:var(--text-muted);border:1px solid var(--border)}.tab-status.found{background:var(--green-glow);color:var(--green);border:1px solid rgba(34,197,94,.3)}.tab-status.not-found{background:#ef44441a;color:var(--red);border:1px solid rgba(239,68,68,.3)}.btn-remove{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:18px;padding:4px 8px;border-radius:6px;transition:color .15s;flex-shrink:0}.btn-remove:hover{color:var(--red)}.btn-add-tab{display:flex;align-items:center;gap:8px;background:none;border:1.5px dashed var(--cyan);color:var(--cyan);padding:9px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;transition:background .15s;margin-top:4px;font-family:inherit}.btn-add-tab:hover{background:var(--cyan-glow)}.drivers-panel-header{display:flex;align-items:center;justify-content:space-between;cursor:pointer;-webkit-user-select:none;user-select:none;gap:16px}.panel-toggle{color:var(--text-muted);transition:transform .2s;font-size:14px}.panel-toggle.open{transform:rotate(180deg)}.drivers-panel-body{margin-top:16px;padding-top:16px;border-top:1px solid var(--border)}.upload-zone.drag-over{border-color:var(--cyan);background:var(--cyan-glow)}.muted{color:var(--text-muted)}.center{text-align:center}.error{color:var(--red);font-size:14px;margin-top:4px}h2{font-size:24px;font-weight:700;letter-spacing:-.5px}h3{font-size:16px;font-weight:600}@media (max-width: 768px){.hero-title{font-size:36px}.tools-grid{grid-template-columns:1fr}.navbar{padding:0 12px;gap:12px}.nav-links{overflow-x:auto}.nav-link{white-space:nowrap;padding:8px 10px;font-size:13px}.row{flex-direction:column}.main-content{padding:20px 12px}.tab-input-row{flex-wrap:wrap}.tab-status{width:100%}}.dv-steps{display:flex;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:24px}.dv-step{flex:1;display:flex;align-items:center;gap:10px;padding:12px 16px;font-size:13px;color:var(--text-muted);border-right:1px solid var(--border);transition:background .2s}.dv-step:last-child{border-right:none}.dv-step.active{background:#00d4ff14;color:var(--cyan)}.dv-step.done{color:var(--green)}.dv-step-num{width:22px;height:22px;border-radius:50%;background:var(--border);color:var(--text-muted);font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s,color .2s}.dv-step.active .dv-step-num{background:var(--cyan);color:var(--bg)}.dv-step.done .dv-step-num{background:var(--green);color:var(--bg)}.dv-step-label{font-weight:500}.dv-colony-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.dv-colony-btn{border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:16px 10px;background:var(--bg-surface);cursor:pointer;text-align:center;transition:all .15s;font-family:inherit;font-size:14px;color:var(--text-muted)}.dv-colony-btn:hover{border-color:var(--cyan);color:var(--cyan);background:#00d4ff0d}.dv-colony-btn.selected{border-color:var(--cyan);background:#00d4ff1a;color:var(--cyan);font-weight:600}.dv-colony-num{display:block;font-size:26px;font-weight:700;margin-bottom:2px}.upload-done{border-color:var(--green)!important;background:#22c55e0d!important;cursor:default!important}.dv-fields{display:flex;flex-direction:column;gap:12px}.dv-field-row{display:grid;grid-template-columns:200px 1fr;gap:12px;align-items:start}.dv-field-label{font-size:13px;color:var(--text-muted);padding-top:8px}.dv-field-input{width:100%;font-family:inherit;font-size:13px;color:var(--text);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:7px 10px;transition:border-color .15s;outline:none}.dv-field-input:focus{border-color:var(--cyan)}.dv-field-warn{border-color:#ff6b0066}.dv-field-warn:focus{border-color:var(--orange)}.dv-field-hint{font-size:11px;color:var(--text-muted);margin-top:3px}.dv-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}.dv-metric{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px}.dv-metric-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.dv-metric-val{font-size:24px;font-weight:700;color:var(--cyan)}.dv-info-box{background:#00d4ff0f;border:1px solid rgba(0,212,255,.2);border-radius:var(--radius-sm);padding:10px 14px;font-size:13px;color:var(--text-muted);margin-bottom:16px}.dv-vehicle-block{border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:8px;overflow:hidden}.dv-vehicle-header{display:flex;align-items:center;justify-content:space-between;padding:11px 16px;background:var(--bg-card);cursor:pointer;-webkit-user-select:none;user-select:none;transition:background .15s}.dv-vehicle-header:hover{background:var(--bg-surface)}.dv-vehicle-header.open{border-bottom:1px solid var(--border)}.dv-vehicle-idx{font-size:11px;color:var(--text-muted);width:24px}.dv-vehicle-num{font-size:14px;font-weight:700;color:var(--text);letter-spacing:.5px}.dv-parts-count{font-size:11px;color:var(--text-muted);background:var(--bg-surface);border:1px solid var(--border);border-radius:20px;padding:1px 8px}.dv-chevron{color:var(--text-muted);transition:transform .2s;display:inline-block}.dv-chevron.open{transform:rotate(180deg)}.dv-vehicle-body{padding:14px 16px;background:var(--bg-surface)}.dv-gos-row{display:flex;align-items:center;gap:10px;margin-bottom:12px}.dv-gos-label{font-size:12px;color:var(--text-muted);width:80px;flex-shrink:0}.dv-gos-input{font-family:inherit;font-size:13px;font-weight:600;letter-spacing:.5px;color:var(--text);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:5px 10px;width:220px;outline:none}.dv-gos-input:focus{border-color:var(--cyan)}.dv-parts-table{width:100%;border-collapse:collapse;font-size:12px}.dv-parts-table th{text-align:left;color:var(--text-muted);font-weight:500;padding:4px 6px;border-bottom:1px solid var(--border);font-size:11px;text-transform:uppercase;letter-spacing:.3px}.dv-parts-table td{padding:2px;border-bottom:1px solid var(--border)}.dv-parts-table tr:last-child td{border-bottom:none}.dv-tbl-input{font-family:inherit;font-size:12px;color:var(--text);border:1px solid transparent;border-radius:4px;padding:3px 5px;width:100%;background:transparent;outline:none;transition:all .15s}.dv-tbl-input:hover{border-color:var(--border);background:var(--bg-card)}.dv-tbl-input:focus{border-color:var(--cyan);background:var(--bg-input)}.dv-add-btn{margin-top:8px;font-family:inherit;font-size:12px;color:var(--cyan);background:#00d4ff14;border:1px dashed rgba(0,212,255,.3);border-radius:var(--radius-sm);padding:5px 12px;cursor:pointer;transition:all .15s}.dv-add-btn:hover{background:#00d4ff26}.dv-del-btn{background:none;border:none;cursor:pointer;color:var(--text-muted);padding:2px 6px;border-radius:4px;font-size:15px;line-height:1;transition:color .15s}.dv-del-btn:hover{color:var(--red)}.dv-done-icon{width:60px;height:60px;border-radius:50%;background:var(--green-glow);border:1px solid var(--green);display:flex;align-items:center;justify-content:center;font-size:26px;color:var(--green);margin:0 auto 20px}.dv-loading-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a0c10d9;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:14px}.dv-toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%);background:var(--red);color:#fff;border-radius:var(--radius-sm);padding:10px 20px;font-size:13px;z-index:200;max-width:480px;text-align:center}@media (max-width: 600px){.dv-steps .dv-step-label{display:none}.dv-field-row{grid-template-columns:1fr;gap:4px}}body.theme-light{--bg: #f0f2f5;--bg-surface: #ffffff;--bg-card: #ffffff;--bg-input: #f8f9fa;--cyan: #0284c7;--cyan-glow: rgba(2, 132, 199, .12);--orange: #ea580c;--orange-glow: rgba(234, 88, 12, .12);--green: #16a34a;--green-glow: rgba(22, 163, 74, .12);--red: #dc2626;--text: #111827;--text-muted: #6b7280;--border: #e5e7eb}body.theme-light .navbar{background:#1e293b}body.theme-light .login-card{background:#fff;border-color:#e5e7eb}body.theme-light pre,body.theme-light .sql-block{background:#1e293b}body.theme-light .upload-zone{background:#f8f9fa}.theme-toggle-btn{background:none;border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-sm);color:#ffffffb3;padding:5px 10px;cursor:pointer;font-size:16px;line-height:1;transition:all .2s;font-family:inherit}.theme-toggle-btn:hover{background:#ffffff1a;color:#fff}body.theme-light .nav-actions .btn-ghost,body.theme-light .nav-actions .btn{color:#ffffffd9;border-color:#ffffff40}body.theme-light .nav-actions .btn-ghost:hover,body.theme-light .nav-actions .btn:hover{background:#ffffff1f;color:#fff;border-color:#fff6}