*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f8f9fb;--bg2:#fff;--bg3:#f0f1f4;--bg4:#e8e9ee;--text:#0f172a;--text2:#64748b;--text3:#94a3b8;--accent:#6366f1;--accent2:#4f46e5;--accent-light:#eef2ff;--accent-glow:#6366f140;--border:#e2e8f0;--border2:#cbd5e1;--shadow:0 1px 3px #0000000f,0 1px 2px #0000000a;--shadow-lg:0 10px 25px #00000014,0 4px 10px #0000000a;--shadow-xl:0 20px 50px #0000001f;--danger:#ef4444;--success:#10b981;--warn:#f59e0b;--info:#3b82f6;--room-stroke:#6366f1;--room-selected:#f59e0b;--snap-color:#10b981;--relation-color:#f43f5e;--panel-w:310px;--toolbar-h:52px;--font:"Inter",system-ui,-apple-system,sans-serif;--radius:10px;--radius-sm:6px;--radius-lg:16px;--radius-xl:20px;--transition:all .2s cubic-bezier(.4,0,.2,1);--glass-bg:#ffffffb8;--glass-border:#ffffff73;--glass-shadow:0 8px 32px #00000014;--canvas-bg:linear-gradient(135deg,#f0f4ff 0%,#fdf2f8 50%,#f0fdfa 100%)}[data-theme=dark]{--bg:#0f172a;--bg2:#1e293b;--bg3:#334155;--bg4:#475569;--text:#f1f5f9;--text2:#94a3b8;--text3:#64748b;--accent:#818cf8;--accent2:#6366f1;--accent-light:#6366f126;--accent-glow:#818cf84d;--border:#334155;--border2:#475569;--shadow:0 1px 3px #0000004d;--shadow-lg:0 10px 25px #0006;--shadow-xl:0 20px 50px #00000080;--room-stroke:#818cf8;--room-selected:#fbbf24;--snap-color:#34d399;--relation-color:#fb7185;--glass-bg:#1e293bb8;--glass-border:#ffffff14;--glass-shadow:0 8px 32px #0000004d;--canvas-bg:linear-gradient(135deg,#0c1222 0%,#1a0d1e 50%,#0d1a1a 100%)}html,body{height:100%;font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overflow:hidden}::selection{background:var(--accent);color:#fff}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border2);border-radius:9px}#landing{z-index:9999;background:var(--bg);flex-direction:column;align-items:center;padding:80px 0 120px;transition:opacity .6s,transform .6s;display:flex;position:fixed;inset:0;overflow-y:auto}#landing.hidden{opacity:0;pointer-events:none;transform:scale(1.02)}.landing-bg{z-index:0;position:absolute;inset:0;overflow:hidden}.landing-bg .orb{filter:blur(80px);opacity:.35;border-radius:50%;animation:20s ease-in-out infinite orbFloat;position:absolute}.landing-bg .orb:first-child{background:#6366f1;width:500px;height:500px;animation-delay:0s;top:-10%;left:-5%}.landing-bg .orb:nth-child(2){background:#ec4899;width:400px;height:400px;animation-delay:-7s;bottom:-10%;right:-5%}.landing-bg .orb:nth-child(3){background:#06b6d4;width:350px;height:350px;animation-delay:-14s;top:40%;left:60%}@keyframes orbFloat{0%,to{transform:translate(0)scale(1)}33%{transform:translate(30px,-40px)scale(1.05)}66%{transform:translate(-20px,30px)scale(.95)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.landing-content{z-index:1;text-align:center;max-width:680px;padding:0 24px;position:relative}.landing-content>*{opacity:0;animation:.7s ease-out forwards fadeInUp}.landing-content .landing-logo{animation-delay:.1s}.landing-content h1{animation-delay:.25s}.landing-content>p{animation-delay:.4s}.landing-content .landing-actions{animation-delay:.55s}.landing-content .file-drop-zone{animation-delay:.7s}.landing-content .landing-features{animation-delay:.85s}.landing-content .landing-howto{animation-delay:1s}.landing-logo{align-items:center;gap:12px;margin-bottom:32px;display:inline-flex}.landing-logo .icon-box{background:var(--accent);width:56px;height:56px;box-shadow:0 8px 24px var(--accent-glow);border-radius:14px;justify-content:center;align-items:center;display:flex}.landing-logo .icon-box svg{color:#fff;width:28px;height:28px}.landing-logo span{letter-spacing:-.02em;background:linear-gradient(135deg,var(--accent),#ec4899);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:28px;font-weight:800}.landing-content h1{letter-spacing:-.03em;margin-bottom:20px;font-size:clamp(36px,5vw,56px);font-weight:800;line-height:1.1}.landing-content h1 .gradient{background:linear-gradient(135deg,var(--accent),#ec4899,#f59e0b);-webkit-text-fill-color:transparent;-webkit-background-clip:text}.landing-content p{color:var(--text2);max-width:520px;margin-bottom:40px;margin-left:auto;margin-right:auto;font-size:18px;line-height:1.6}.landing-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.landing-btn{border-radius:var(--radius);cursor:pointer;transition:var(--transition);font-size:15px;font-weight:600;font-family:var(--font);border:none;align-items:center;gap:8px;min-height:48px;padding:14px 28px;display:inline-flex}.landing-btn.primary{background:var(--accent);color:#fff;box-shadow:0 4px 14px var(--accent-glow)}.landing-btn.primary:hover{background:var(--accent2);box-shadow:0 8px 24px var(--accent-glow);transform:translateY(-2px)}.landing-btn.secondary{background:var(--bg2);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow)}.landing-btn.secondary:hover{background:var(--bg3);box-shadow:var(--shadow-lg);transform:translateY(-2px)}.landing-features{text-align:left;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:56px;display:grid}.landing-feature{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);transition:var(--transition);padding:20px}.landing-feature:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}.landing-feature .feat-icon{border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;margin-bottom:12px;font-size:20px;display:flex}.landing-feature h3{margin-bottom:4px;font-size:14px;font-weight:600}.landing-feature p{color:var(--text2);margin:0;font-size:12px;line-height:1.5}@media (max-width:640px){.landing-features{grid-template-columns:1fr}}.file-drop-zone{border:2px dashed var(--border2);border-radius:var(--radius-lg);background:var(--bg2);transition:var(--transition);cursor:pointer;max-width:480px;margin-top:32px;margin-left:auto;margin-right:auto;padding:32px}.file-drop-zone:hover,.file-drop-zone.dragover{border-color:var(--accent);background:var(--accent-light)}.file-drop-zone p{color:var(--text2);margin:0;font-size:14px}.file-drop-zone .drop-icon{margin-bottom:8px;font-size:32px}.file-drop-zone input{display:none}.landing-howto{text-align:left;max-width:600px;margin-top:56px;margin-left:auto;margin-right:auto}.landing-howto h2{text-align:center;margin-bottom:20px;font-size:20px;font-weight:700}.landing-howto .howto-steps{flex-direction:column;gap:16px;display:flex}.landing-howto .howto-step{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);transition:var(--transition);align-items:flex-start;gap:14px;padding:16px;display:flex}.landing-howto .howto-step:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.landing-howto .step-num{background:var(--accent);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;min-width:32px;height:32px;font-size:14px;font-weight:700;display:flex}.landing-howto .step-content h3{margin-bottom:4px;font-size:14px;font-weight:600}.landing-howto .step-content p{color:var(--text2);margin:0;font-size:12px;line-height:1.5}.landing-howto .prompt-box{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);color:var(--text2);white-space:pre-wrap;margin-top:20px;padding:16px;font-family:monospace;font-size:11px;line-height:1.6;position:relative}.landing-howto .prompt-box .copy-btn{background:var(--accent);color:#fff;cursor:pointer;font-size:11px;font-family:var(--font);opacity:.8;border:none;border-radius:6px;padding:4px 10px;font-weight:600;transition:opacity .2s;position:absolute;top:8px;right:8px}.landing-howto .prompt-box .copy-btn:hover{opacity:1}#editor{opacity:0;height:100%;transition:opacity .4s .3s;position:relative;overflow:hidden}#editor.visible{opacity:1}#canvas-area{background:var(--canvas-bg);position:absolute;inset:0;overflow:hidden}#canvas{display:block;position:absolute;inset:0}#left-panel{width:var(--panel-w);background:var(--glass-bg);-webkit-backdrop-filter:blur(20px)saturate(1.5);border:1px solid var(--glass-border);border-radius:var(--radius-xl);z-index:10;min-width:260px;box-shadow:var(--glass-shadow);flex-direction:column;display:flex;position:absolute;top:16px;bottom:16px;left:16px;overflow:hidden}#right-panel{width:var(--panel-w);background:var(--glass-bg);-webkit-backdrop-filter:blur(20px)saturate(1.5);border:1px solid var(--glass-border);border-radius:var(--radius-xl);z-index:12;box-shadow:var(--glass-shadow);transition:right .35s cubic-bezier(.4,0,.2,1);position:absolute;top:16px;bottom:16px;right:-340px;overflow-y:auto}#right-panel.open{right:16px}#float-undo{top:20px;left:calc(var(--panel-w) + 40px);z-index:8;gap:6px;display:flex;position:absolute}#float-export{z-index:8;position:absolute;top:20px;right:20px}#float-export .dropdown-menu{top:100%;right:0}#float-bottom{z-index:8;gap:10px;display:flex;position:absolute;bottom:24px;left:50%;transform:translate(-50%)}#variants-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px)saturate(1.5);border:1px solid var(--glass-border);border-radius:var(--radius-xl);z-index:9;width:280px;max-height:calc(100% - 90px);box-shadow:var(--glass-shadow);flex-direction:column;padding:18px;display:flex;position:absolute;bottom:16px;right:16px;overflow-y:auto}#variants-panel h4{text-transform:uppercase;letter-spacing:.06em;color:var(--text3);justify-content:space-between;align-items:center;margin-bottom:12px;font-size:12px;font-weight:700;display:flex}.floating-btn{-webkit-backdrop-filter:blur(20px)saturate(1.5);min-height:42px;padding:10px 18px;font-size:13px;font-weight:600;background:var(--glass-bg)!important;border:1px solid var(--glass-border)!important;box-shadow:var(--glass-shadow)!important;border-radius:var(--radius-lg)!important}.floating-btn:hover{transform:translateY(-2px);box-shadow:0 12px 40px #0000001f!important}.floating-btn.primary{background:linear-gradient(135deg,var(--accent),#8b5cf6)!important;color:#fff!important;box-shadow:0 6px 24px var(--accent-glow)!important;border-color:#0000!important}.floating-btn.primary:hover{box-shadow:0 10px 36px var(--accent-glow)!important}.floating-btn.icon{width:42px;min-width:42px;height:42px;min-height:42px;padding:0}.btn{border:1px solid var(--glass-border);border-radius:var(--radius);background:var(--glass-bg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--text);cursor:pointer;white-space:nowrap;transition:var(--transition);font-size:12px;font-weight:500;font-family:var(--font);-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;gap:6px;min-width:36px;min-height:36px;padding:8px 14px;display:inline-flex}.btn:hover{background:#6366f114;border-color:#6366f133}.btn:active{transform:scale(.97)}.btn.primary{background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#fff;box-shadow:0 4px 16px var(--accent-glow);border-color:#0000}.btn.primary:hover{box-shadow:0 8px 28px var(--accent-glow);transform:translateY(-1px)}.btn.ghost{-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;border-color:#0000}.btn.ghost:hover{background:#6366f10f}.btn.danger{color:var(--danger);border-color:var(--danger)}.btn.danger:hover{background:#ef444414}.btn.sm{min-height:32px;padding:6px 10px;font-size:11px}.btn.icon{width:36px;height:36px;padding:0}.btn.icon.sm{width:32px;height:32px}.btn:disabled{opacity:.35;pointer-events:none;cursor:default}.btn svg{flex-shrink:0;width:16px;height:16px}.panel-brand{border-bottom:1px solid var(--glass-border);background:0 0;align-items:center;gap:12px;padding:16px 18px 14px;display:flex}.panel-brand .brand-dot{background:linear-gradient(135deg,var(--accent),#ec4899);width:36px;height:36px;box-shadow:0 4px 12px var(--accent-glow);border-radius:10px;justify-content:center;align-items:center;display:flex}.panel-brand .brand-dot svg{color:#fff;width:18px;height:18px}.panel-brand h2{letter-spacing:-.02em;background:linear-gradient(135deg,var(--accent),#ec4899);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:16px;font-weight:800}.panel-brand .room-count{color:var(--text3);font-size:11px;font-weight:500}.panel-actions{border-bottom:1px solid var(--glass-border);gap:8px;padding:12px 14px;display:flex}.panel-actions .action-btn{background:linear-gradient(135deg,var(--accent),#818cf8);color:#fff;border-radius:var(--radius);min-height:38px;box-shadow:0 3px 10px var(--accent-glow);border:none;flex:1;font-size:12px;font-weight:600}.panel-actions .action-btn:hover{box-shadow:0 6px 18px var(--accent-glow);transform:translateY(-1px)}.panel-search{padding:8px 14px;position:relative}.panel-search input{border:1px solid var(--glass-border);border-radius:var(--radius);width:100%;color:var(--text);transition:var(--transition);font-size:13px;font-family:var(--font);background:#00000008;outline:none;padding:9px 12px 9px 36px}[data-theme=dark] .panel-search input{background:#ffffff0d}.panel-search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.panel-search .search-icon{color:var(--text3);pointer-events:none;position:absolute;top:50%;left:26px;transform:translateY(-50%)}#room-list{flex:1;padding:10px;overflow-y:auto}.dashboard-section{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);background:#6366f10f;flex-direction:column;gap:14px;margin-bottom:14px;padding:16px;display:flex}.dashboard-top{align-items:center;gap:10px;display:flex}.dashboard-stat{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius);box-shadow:none;flex-direction:column;flex:1;align-items:center;gap:2px;padding:10px 6px;display:flex}.dashboard-stat strong{background:linear-gradient(135deg,var(--accent),#ec4899);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:20px;font-weight:800}.dashboard-stat span{color:var(--text3);text-transform:uppercase;letter-spacing:.08em;font-size:9px;font-weight:600}.dashboard-chart{justify-content:center;display:flex;position:relative}.dashboard-chart-center{text-align:center;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.dashboard-chart-center strong{color:var(--text);font-size:14px;font-weight:800}.dashboard-chart-center span{color:var(--text3);text-transform:uppercase;letter-spacing:.05em;font-size:8px;display:block}.dashboard-legend{flex-wrap:wrap;gap:6px;display:flex}.legend-item{color:var(--text2);background:var(--glass-bg);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border:1px solid var(--glass-border);border-radius:20px;align-items:center;gap:4px;padding:3px 8px;font-size:10px;font-weight:500;display:flex}.legend-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.category-group{margin-bottom:6px}.category-header{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius);cursor:pointer;transition:var(--transition);-webkit-user-select:none;user-select:none;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);align-items:center;gap:8px;padding:10px 12px;display:flex}.category-header:hover{background:#6366f114;border-color:#6366f133;box-shadow:0 2px 12px #6366f11a}.cat-menu-btn{cursor:pointer;width:24px;height:24px;color:var(--text3);transition:var(--transition);opacity:0;background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.category-header:hover .cat-menu-btn{opacity:1}.cat-menu-btn:hover{color:var(--text);background:#6366f11f}.cat-context-menu{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px)saturate(1.5);backdrop-filter:blur(20px)saturate(1.5);border:1px solid var(--glass-border);border-radius:var(--radius);min-width:160px;box-shadow:var(--glass-shadow);z-index:60;padding:4px;animation:.12s modalPop;position:absolute;top:44px;right:8px}.cat-context-menu button{border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);text-align:left;width:100%;color:var(--text);font-size:12px;font-weight:500;font-family:var(--font);background:0 0;border:none;align-items:center;gap:8px;padding:8px 12px;display:flex}.cat-context-menu button:hover{background:#6366f114}.category-group.hidden-cat .category-items{max-height:0!important}.category-group.hidden-cat .category-header{opacity:.5}.category-toggle{transition:transform .25s cubic-bezier(.4,0,.2,1)}.category-items{max-height:1000px;padding-top:2px;transition:max-height .25s cubic-bezier(.4,0,.2,1);overflow:hidden}.room-item{border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);align-items:center;gap:9px;margin-bottom:1px;margin-left:6px;padding:8px 10px;display:flex;position:relative}.room-item:hover{background:#6366f10f}.room-item.selected{box-shadow:inset 3px 0 0 var(--accent);border-radius:var(--radius-sm);background:#6366f11a}.room-item .color-dot{width:10px;height:10px;box-shadow:0 0 0 2px var(--bg2),0 2px 4px #0000001a;border-radius:50%;flex-shrink:0}.room-item .room-info{flex:1;min-width:0}.room-item .room-name{white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;line-height:1.3;overflow:hidden}.room-item .room-meta{color:var(--text3);align-items:center;gap:5px;font-size:10px;font-weight:400;display:flex}.room-item .room-area{color:var(--accent);font-weight:700}.panel-settings{border-top:1px solid var(--glass-border);flex-direction:column;gap:8px;padding:12px 14px;display:flex}.settings-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.settings-info{color:var(--text3);align-items:center;gap:12px;font-size:11px;font-weight:500;display:flex}.bg-pdf-toggle{border-top:1px solid var(--glass-border);margin-top:4px;padding-top:6px}.bg-pdf-toggle-btn{cursor:pointer;width:100%;color:var(--text2);text-transform:uppercase;letter-spacing:.04em;font-size:11px;font-weight:600;font-family:var(--font);background:0 0;border:none;justify-content:space-between;align-items:center;padding:4px 0;display:flex}.bg-pdf-toggle-btn:hover{color:var(--text)}.bg-pdf-toggle-btn svg{width:12px;height:12px;transition:transform .2s}.bg-pdf-toggle-btn.open svg{transform:rotate(180deg)}.bg-pdf-body{max-height:0;transition:max-height .25s;overflow:hidden}.bg-pdf-body.open{max-height:400px}.bg-pdf-inner{padding:8px 0 2px}.bg-pdf-row{align-items:center;gap:6px;margin-bottom:6px;display:flex}.bg-pdf-row .btn{padding:4px 10px;font-size:11px}.bg-pdf-row input[type=range]{height:4px;accent-color:var(--accent);cursor:pointer;flex:1}.bg-pdf-row .range-val{color:var(--text3);text-align:right;min-width:32px;font-size:11px}.bg-pdf-filename{color:var(--text3);white-space:nowrap;text-overflow:ellipsis;max-width:100%;margin-bottom:4px;font-size:10px;overflow:hidden}.bg-pdf-actions{align-items:center;gap:6px;margin-bottom:6px;display:flex}.bg-pdf-actions .btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.bg-pdf-slider-row{align-items:center;gap:8px;margin-bottom:4px;display:flex}.bg-pdf-slider-row span:first-child{color:var(--text2);min-width:72px;font-size:11px}#detail-content{padding:20px}#detail-content h3{text-transform:uppercase;letter-spacing:.06em;color:var(--text3);margin-bottom:16px;font-size:13px;font-weight:700}.field{margin-bottom:14px}.field label{color:var(--text2);text-transform:uppercase;letter-spacing:.04em;margin-bottom:5px;font-size:11px;font-weight:600;display:block}.field input,.field textarea,.field select{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);width:100%;color:var(--text);font-size:13px;font-family:var(--font);transition:var(--transition);outline:none;padding:9px 12px}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.field textarea{resize:vertical;min-height:56px}.dim-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.dim-readout{background:var(--bg3);border-radius:var(--radius-sm);color:var(--accent);justify-content:center;align-items:center;margin-top:8px;padding:8px;font-size:13px;font-weight:600;display:flex}#selection-box{border:1.5px dashed var(--accent);pointer-events:none;z-index:3;background:#6366f10f;border-radius:2px;display:none;position:absolute}.toggle-row{cursor:pointer;-webkit-user-select:none;user-select:none;color:var(--text2);align-items:center;gap:6px;font-size:12px;font-weight:500;display:flex}.toggle-row:hover{color:var(--text)}.toggle-row input{accent-color:var(--accent);cursor:pointer;width:14px;height:14px}.dropdown{display:inline-flex;position:relative}.dropdown-menu{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px)saturate(1.5);backdrop-filter:blur(20px)saturate(1.5);border:1px solid var(--glass-border);border-radius:var(--radius-lg);min-width:220px;box-shadow:var(--glass-shadow);z-index:50;margin-top:4px;padding:6px;animation:.15s modalPop;display:none;position:absolute;top:100%;right:0}.dropdown-menu.open{display:block}.dropdown-item{border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);text-align:left;width:100%;color:var(--text);font-size:13px;font-weight:500;font-family:var(--font);background:0 0;border:none;align-items:center;gap:8px;padding:9px 12px;display:flex}.dropdown-item:hover{background:#6366f114}.dropdown-item svg{width:15px;height:15px;color:var(--text2);flex-shrink:0}.dropdown-item .desc{color:var(--text3);font-size:11px;font-weight:400}.dropdown-divider{background:var(--glass-border);height:1px;margin:4px 0}.variant-item{border-radius:var(--radius);border:1px solid var(--glass-border);cursor:pointer;transition:var(--transition);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffff0d;align-items:center;gap:10px;margin-bottom:5px;padding:10px 12px;font-size:12px;display:flex}.variant-item:hover{background:#6366f10f;border-color:#6366f14d;transform:translateY(-1px);box-shadow:0 4px 16px #6366f11f}.variant-item.active{background:linear-gradient(135deg,#ef44441f,#ef44440f);border:2px solid #ef4444;font-weight:600;box-shadow:0 0 0 3px #ef444426,0 4px 12px #ef44441a}.variant-item.active .variant-thumb{background:linear-gradient(135deg,#ef4444,#f97316)}.variant-active-badge{text-transform:uppercase;letter-spacing:.06em;color:#ef4444;background:#ef44441a;border-radius:4px;flex-shrink:0;align-items:center;gap:3px;margin-left:auto;padding:2px 6px;font-size:9px;font-weight:700;display:inline-flex}.variant-active-badge:before{content:"";background:#ef4444;border-radius:50%;width:6px;height:6px;animation:2s ease-in-out infinite activePulse}@keyframes activePulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}.autosave-indicator{color:var(--text3);align-items:center;gap:4px;padding:4px 8px;font-size:10px;display:flex}.autosave-indicator .dot{background:var(--success);border-radius:50%;width:6px;height:6px}.variant-thumb{border-radius:var(--radius);background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#fff;width:32px;height:32px;box-shadow:0 2px 6px var(--accent-glow);flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:700;display:flex}.variant-item .var-actions{opacity:0;gap:2px;transition:opacity .15s;display:flex}.variant-item:hover .var-actions{opacity:1}.variant-item .var-btn{cursor:pointer;width:22px;height:22px;color:var(--text2);transition:var(--transition);background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;display:flex}.variant-item .var-btn:hover{background:var(--bg4);color:var(--text)}#toast-container{z-index:10000;flex-direction:column;gap:8px;display:flex;position:fixed;top:20px;left:50%;transform:translate(-50%)}.toast{border-radius:var(--radius-lg);background:var(--glass-bg);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);-webkit-backdrop-filter:blur(20px)saturate(1.5);backdrop-filter:blur(20px)saturate(1.5);align-items:center;gap:8px;max-width:360px;padding:12px 20px;font-size:13px;font-weight:500;animation:.35s cubic-bezier(.4,0,.2,1) toastSlide;display:flex}.toast.success{border-color:var(--success)}.toast.success:before{content:"";background:var(--success);border-radius:2px;width:4px;height:20px}.toast.error{border-color:var(--danger)}.toast.error:before{content:"";background:var(--danger);border-radius:2px;width:4px;height:20px}@keyframes toastSlide{0%{opacity:0;transform:translateY(12px)scale(.95)}to{opacity:1;transform:none}}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;background:#00000080;justify-content:center;align-items:center;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.modal{background:var(--glass-bg);-webkit-backdrop-filter:blur(24px)saturate(1.6);border:1px solid var(--glass-border);border-radius:var(--radius-xl);width:92%;max-width:560px;max-height:82vh;box-shadow:var(--shadow-xl);padding:28px;animation:.3s cubic-bezier(.4,0,.2,1) modalPop;overflow-y:auto}.modal h3{letter-spacing:-.01em;margin-bottom:6px;font-size:18px;font-weight:700}.modal .modal-desc{color:var(--text2);margin-bottom:20px;font-size:13px;line-height:1.5}.modal .actions{border-top:1px solid var(--border);justify-content:flex-end;gap:8px;margin-top:20px;padding-top:16px;display:flex}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes modalPop{0%{opacity:0;transform:scale(.95)translateY(10px)}to{opacity:1;transform:none}}