:root{--bg: #161519;--panel: #1f1e24;--panel-2: #28272e;--panel-3: #302f37;--border: #3b3944;--text: #eeebe5;--text-muted: #9e9ba6;--magenta: #e5177b;--magenta-dim: #5a1638;--cyan: #18c9e0;--yellow: #f2c230;--danger: #ff5d71;--font-ui: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace}*{box-sizing:border-box}html,body,#app{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-ui)}#app{display:flex;flex-direction:column;height:100vh;overflow:hidden}:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}header{display:flex;align-items:center;gap:14px;padding:14px 22px;background:var(--panel);border-bottom:1px solid var(--border);flex-shrink:0}.logo-mark{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--magenta),var(--cyan));display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-weight:600;font-size:13px;color:#161519;flex-shrink:0}header h1{font-size:16px;margin:0;font-weight:600;letter-spacing:.2px}header p{margin:0;font-size:12px;color:var(--text-muted);font-family:var(--font-mono)}.head-spacer{flex:1}.header-actions{display:flex;gap:8px}.header-actions .btn{width:auto;margin-bottom:0;white-space:nowrap}#btnHelp{width:auto;margin-bottom:0;white-space:nowrap;flex-shrink:0}.stat-chip{font-family:var(--font-mono);font-size:11.5px;color:var(--text-muted);background:var(--panel-2);border:1px solid var(--border);border-radius:6px;padding:6px 10px;white-space:nowrap}.stat-chip b{color:var(--yellow);font-weight:600}.access-gate-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:2000;display:none;flex-direction:column;align-items:center;justify-content:center;gap:28px;background:var(--bg);padding:24px}.access-gate-overlay.show{display:flex}.access-gate-brand{display:flex;align-items:center;gap:14px}.access-gate-brand h1{font-size:18px;margin:0;font-weight:600;letter-spacing:.2px}.access-gate-brand p{margin:2px 0 0;font-size:12px;color:var(--text-muted);font-family:var(--font-mono)}.access-gate-panel{background:var(--panel);border:1px solid var(--border);border-radius:12px;box-shadow:0 20px 60px #00000073;padding:24px;width:100%;max-width:360px}.access-gate-panel h2{font-size:16px;margin:0 0 16px}.access-gate-panel .btn{width:100%}.access-gate-panel .link-btn-neutral{display:block;width:100%;text-align:center;background:none;border:none;padding:0;color:var(--text-muted);text-decoration:underline;cursor:pointer;font:inherit;font-size:12.5px}.access-gate-panel .link-btn-neutral:hover{color:var(--cyan)}.app{flex:1;display:flex;min-height:0}aside{width:350px;flex-shrink:0;background:var(--panel);border-right:1px solid var(--border);overflow-y:auto;padding:18px 16px 40px}main{flex:1;min-width:0;display:flex;flex-direction:column;background:repeating-linear-gradient(45deg,#1a191e 0,#1a191e 2px,#161519 2px,#161519 14px)}.section{margin-bottom:22px}.section-title{font-family:var(--font-mono);font-size:10.5px;letter-spacing:1.5px;text-transform:uppercase;color:var(--cyan);margin:0 0 10px;display:flex;align-items:center;gap:8px}.section-title:after{content:"";flex:1;height:1px;background:var(--border)}label{display:block;font-size:12px;color:var(--text-muted);margin-bottom:4px}.row{display:flex;gap:8px;margin-bottom:10px}.row>div{flex:1}input[type=text],input[type=number],input[type=email],input[type=password],select{width:100%;background:var(--panel-2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:7px 9px;font-family:var(--font-mono);font-size:13px;outline:none}input:focus,select:focus{border-color:var(--cyan)}input[type=number]::-webkit-outer-spin-button,input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}.checkline{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-muted);margin-bottom:10px;cursor:pointer}.checkline input{accent-color:var(--magenta);width:14px;height:14px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;width:100%;padding:9px 12px;border-radius:7px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);font-family:var(--font-ui);font-weight:600;font-size:13px;cursor:pointer;transition:filter .12s ease,transform .05s ease;margin-bottom:8px}.btn:hover{filter:brightness(1.15)}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.6;cursor:default}.btn-primary{background:linear-gradient(135deg,var(--magenta),#c21266);border-color:transparent;color:#fff}.btn-secondary{background:linear-gradient(135deg,var(--cyan),#0f96a8);border-color:transparent;color:#0b1516}.btn-ghost{background:transparent}.btn-danger{color:var(--danger);border-color:var(--danger);background:transparent}.btn-row{display:flex;gap:8px}.btn-row .btn{margin-bottom:0}.color-swatch{display:inline-block;width:22px;height:22px;border-radius:4px;border:1px solid rgba(255,255,255,.3);flex-shrink:0}.brush-size-presets{display:flex;align-items:center;gap:6px;margin:-2px 0 10px}.brush-size-preset{display:flex;align-items:center;justify-content:center;width:28px;height:28px;padding:0;border-radius:6px;border:1px solid var(--border);background:var(--panel-2);cursor:pointer;flex-shrink:0;transition:border-color .12s ease,filter .12s ease}.brush-size-preset:hover{filter:brightness(1.15)}.brush-size-preset.active{border-color:var(--cyan);background:var(--magenta-dim)}.brush-size-preset-dot{display:block;border-radius:50%;background:var(--text)}.dropzone{border:1.5px dashed var(--border);border-radius:10px;padding:22px 10px;text-align:center;color:var(--text-muted);font-size:12.5px;cursor:pointer;margin-bottom:10px;transition:border-color .15s,background .15s}.dropzone.drag{border-color:var(--magenta);background:var(--magenta-dim);color:var(--text)}.dropzone b{color:var(--text);display:block;font-size:13px;margin-bottom:2px}#fileInput{display:none}.thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:10px}#libraryThumbs{max-height:322px;overflow-y:auto;padding-right:2px}.thumb{position:relative;aspect-ratio:1;border-radius:5px;overflow:hidden;border:1px solid var(--border);cursor:pointer;background:linear-gradient(45deg,#2a2930 25%,transparent 25%) 0 0 / 10px 10px,linear-gradient(-45deg,#2a2930 25%,transparent 25%) 0 0 / 10px 10px,linear-gradient(45deg,transparent 75%,#2a2930 75%) 0 0 / 10px 10px,linear-gradient(-45deg,transparent 75%,#2a2930 75%) 0 0 / 10px 10px,#201f24}.thumb.selected{outline:2px solid var(--cyan)}.thumb img{width:100%;height:100%;object-fit:contain}.tabs{display:flex;gap:4px;margin-bottom:8px;border-bottom:1px solid var(--border)}.tab{flex:1;background:transparent;border:none;border-bottom:2px solid transparent;color:var(--text-muted);font-family:var(--font-ui);font-size:11.5px;font-weight:600;padding:6px 4px 8px;cursor:pointer}.tab:hover{color:var(--text)}.tab.active{color:var(--cyan);border-bottom-color:var(--cyan)}.thumb-preset{cursor:default;display:flex;flex-direction:column;aspect-ratio:auto;height:auto;padding-bottom:4px}.thumb-preset img{height:auto;aspect-ratio:1;flex-shrink:0}.size-select{border:none;border-top:1px solid var(--border);background:var(--panel-2);color:var(--text);font-family:var(--font-mono);font-size:10.5px;line-height:1;padding:4px 3px;border-radius:0;cursor:pointer;outline:none}.size-select:hover,.size-select:focus{color:var(--cyan)}.link-btn{background:none;border:none;padding:0;color:var(--danger);text-decoration:underline;cursor:pointer;font:inherit}.empty-note{font-size:12px;color:var(--text-muted);line-height:1.5}.prop-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 8px;margin-bottom:10px}.no-selection{font-size:12.5px;color:var(--text-muted);font-style:italic;padding:6px 0 2px}.usage-bar-track{height:8px;border-radius:5px;background:var(--panel-2);overflow:hidden;border:1px solid var(--border);margin-top:6px}.usage-bar-fill{height:100%;background:linear-gradient(90deg,var(--magenta),var(--cyan));width:0%;transition:width .2s}.usage-label{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:11px;color:var(--text-muted);margin-top:5px}.hint{font-size:11px;color:var(--text-muted);line-height:1.5;margin-top:6px}.hint b{color:var(--yellow)}.canvas-toolbar{display:flex;align-items:center;gap:10px;padding:10px 20px;border-bottom:1px solid var(--border);background:var(--panel);flex-shrink:0}.zoom-controls{display:flex;align-items:center;gap:4px;margin-left:auto}.zoom-btn{width:26px;height:26px;border-radius:6px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center}.zoom-btn:hover{filter:brightness(1.2)}.zoom-label{font-family:var(--font-mono);font-size:11.5px;color:var(--text-muted);width:46px;text-align:center}.page-tabs{display:flex;align-items:center;gap:6px;padding:8px 20px;border-bottom:1px solid var(--border);background:var(--panel);flex-shrink:0;overflow-x:auto}.page-tab{display:flex;align-items:center;gap:6px;padding:6px 10px;border-radius:6px;border:1px solid var(--border);background:var(--panel-2);color:var(--text-muted);font-family:var(--font-ui);font-size:12.5px;cursor:pointer;white-space:nowrap}.page-tab:hover{filter:brightness(1.15)}.page-tab.active{border-color:var(--magenta);background:var(--magenta-dim);color:var(--text)}.page-tab-remove{color:var(--text-muted);font-size:11px;line-height:1;padding:2px;border-radius:4px}.page-tab-remove:hover{color:var(--danger)}.page-tab-add{margin-bottom:0;white-space:nowrap}.canvas-scroll{flex:1;overflow:auto;padding:36px 40px 60px}.sheet-wrap{display:inline-block;position:relative;padding-left:34px;padding-top:26px}.ruler-top{position:absolute;left:34px;top:0;height:26px;right:0;font-family:var(--font-mono);font-size:9px;color:var(--text-muted)}.ruler-left{position:absolute;top:26px;left:0;width:34px;bottom:0;font-family:var(--font-mono);font-size:9px;color:var(--text-muted)}.tick{position:absolute}.ruler-top .tick{top:14px;border-left:1px solid var(--border);padding-left:2px;height:10px}.ruler-top .tick.major{border-left-color:var(--text-muted);top:6px;height:18px}.ruler-left .tick{left:8px;border-top:1px solid var(--border);width:10px}.ruler-left .tick.major{border-top-color:var(--text-muted);left:0;width:18px}.ruler-left .tick span{position:absolute;left:-2px;top:-7px;transform:translate(-100%)}.sheet{position:relative;background:linear-gradient(45deg,#2a2930 25%,transparent 25%) 0 0 / 16px 16px,linear-gradient(-45deg,#2a2930 25%,transparent 25%) 0 0 / 16px 16px,linear-gradient(45deg,transparent 75%,#2a2930 75%) 0 0 / 16px 16px,linear-gradient(-45deg,transparent 75%,#2a2930 75%) 0 0 / 16px 16px,#201f24;outline:2px solid var(--magenta);box-shadow:0 0 0 1px #0006,0 20px 60px #00000080;overflow:hidden}.perf{position:absolute;top:0;bottom:0;width:14px;display:flex;flex-direction:column;justify-content:space-around;align-items:center;pointer-events:none;z-index:2}.perf.left{left:-14px}.perf.right{right:-14px}.perf i{width:6px;height:6px;border-radius:50%;background:#0e0d10;border:1px solid var(--border)}.crop{position:absolute;width:14px;height:14px;pointer-events:none;z-index:3}.crop:before,.crop:after{content:"";position:absolute;background:var(--magenta)}.crop:before{width:14px;height:1.5px;top:6px;left:0}.crop:after{width:1.5px;height:14px;left:6px;top:0}.crop.tl{top:-7px;left:-7px}.crop.tr{top:-7px;right:-7px}.crop.bl{bottom:-7px;left:-7px}.crop.br{bottom:-7px;right:-7px}.safe-margin{position:absolute;border:1.5px dashed rgba(242,194,48,.55);pointer-events:none;z-index:1}.item{position:absolute;cursor:grab;touch-action:none;outline:1px dashed rgba(255,255,255,.18)}.item img,.item canvas{width:100%;height:100%;display:block;object-fit:fill;pointer-events:none;-webkit-user-select:none;user-select:none}.item.selected{outline:2px solid var(--cyan);z-index:10}.item.picking-color,.item.picking-color:active{cursor:crosshair}.item.painting-erase,.item.painting-erase:active{cursor:none}.brush-cursor{position:fixed;border:1.5px solid var(--cyan);background:#38d9f526;border-radius:50%;pointer-events:none;transform:translate(-50%,-50%);z-index:1000;display:none}.align-guide{position:absolute;background:var(--magenta);pointer-events:none;z-index:30}.align-guide-v{top:0;bottom:0;width:1px}.align-guide-h{left:0;right:0;height:1px}.marquee-select{position:absolute;border:1px solid var(--cyan);background:#38d9f51f;pointer-events:none;z-index:40}.item:active{cursor:grabbing}.item-toolbar{position:absolute;top:-30px;left:0;display:none;gap:4px;background:var(--panel-2);border:1px solid var(--border);border-radius:6px;padding:3px;z-index:20}.item.selected .item-toolbar{display:flex}.item-toolbar button{width:22px;height:22px;border:none;border-radius:4px;background:transparent;color:var(--text);cursor:pointer;font-size:12px;display:flex;align-items:center;justify-content:center}.item-toolbar button:hover{background:var(--panel-3)}.item-toolbar button.danger:hover{background:var(--danger);color:#fff}.handle{position:absolute;display:none;z-index:20}.item.selected .handle{display:block}.handle-resize{width:13px;height:13px;right:-7px;bottom:-7px;background:var(--cyan);border:2px solid #0b1516;border-radius:3px;cursor:nwse-resize}.handle-rotate{width:11px;height:11px;left:50%;top:-24px;transform:translate(-50%);background:var(--yellow);border:2px solid #2a2200;border-radius:50%;cursor:crosshair}.handle-rotate:before{content:"";position:absolute;top:11px;left:50%;width:1px;height:14px;background:var(--yellow);transform:translate(-50%)}.handle-crop{background:var(--magenta);border:2px solid #2a0518;border-radius:2px}.handle-crop-top,.handle-crop-bottom{width:16px;height:8px;left:50%;transform:translate(-50%);cursor:ns-resize}.handle-crop-top{top:-4px}.handle-crop-bottom{bottom:-4px}.handle-crop-left,.handle-crop-right{width:8px;height:16px;top:50%;transform:translateY(-50%);cursor:ew-resize}.handle-crop-left{left:-4px}.handle-crop-right{right:-4px}.item-crop-clip{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden}.item-crop-clip img{position:absolute;display:block;pointer-events:none;-webkit-user-select:none;user-select:none}.size-label{position:absolute;left:50%;bottom:-26px;transform:translate(-50%);background:var(--panel-2);border:1px solid var(--cyan);color:var(--text);font-family:var(--font-mono);font-size:11px;padding:3px 8px;border-radius:5px;white-space:nowrap;z-index:25;pointer-events:none;box-shadow:0 4px 12px #0006}.empty-canvas-msg{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:6px;color:var(--text-muted);font-size:13px;text-align:center;pointer-events:none}.empty-canvas-msg b{color:var(--text);font-size:15px;font-weight:600}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--panel)}::-webkit-scrollbar-thumb{background:var(--panel-3);border-radius:5px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a090ca6;display:flex;align-items:center;justify-content:center;z-index:500;padding:24px}.modal-panel{background:var(--panel);border:1px solid var(--border);border-radius:12px;box-shadow:0 20px 60px #00000073;display:flex;flex-direction:column;width:100%;max-width:min(920px,100%);max-height:86vh}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--border);flex-shrink:0}.modal-header h2{font-size:15px;margin:0}.modal-close{background:none;border:none;color:var(--text-muted);font-size:15px;cursor:pointer;padding:2px 6px}.modal-close:hover{color:var(--text)}.modal-body{padding:16px 20px;overflow:auto}.modal-footer{display:flex;align-items:center;gap:8px;padding:14px 20px;border-top:1px solid var(--border);flex-shrink:0}.modal-footer .btn-danger{width:auto;margin-bottom:0;white-space:nowrap}.modal-footer .btn-row{margin-left:auto}.size-config-table-wrap{overflow:auto;max-height:50vh;border:1px solid var(--border);border-radius:8px}.size-config-table{border-collapse:collapse;width:100%;font-size:12.5px}.size-config-table th,.size-config-table td{border-bottom:1px solid var(--border);padding:6px 8px;text-align:left;white-space:nowrap}.size-config-table thead th{position:sticky;top:0;background:var(--panel-2);z-index:1}.size-config-table th:first-child,.size-config-name-cell{position:sticky;left:0;background:var(--panel);z-index:2}.size-config-table thead th:first-child{z-index:3;background:var(--panel-2)}.size-config-name-cell{display:flex;align-items:center;gap:8px}.size-config-name-cell img{width:26px;height:26px;object-fit:contain;border-radius:4px;border:1px solid var(--border);background:var(--panel-2);flex-shrink:0}.size-config-row-remove{background:none;border:none;color:var(--text-muted);font-size:12px;line-height:1;padding:2px 4px;cursor:pointer;flex-shrink:0}.size-config-row-remove:hover{color:var(--danger)}.size-config-table input[type=number]{width:62px;padding:4px 6px}.size-config-add-label{display:flex;align-items:center;gap:8px;margin-top:12px}.size-config-add-label input{flex:1}.size-config-add-label .btn{width:auto;flex-shrink:0;margin-bottom:0;white-space:nowrap}.toast{position:fixed;bottom:22px;left:50%;transform:translate(-50%) translateY(20px);background:var(--panel-2);border:1px solid var(--border);color:var(--text);padding:11px 18px;border-radius:8px;font-size:13px;opacity:0;transition:all .25s ease;z-index:2100;pointer-events:none;box-shadow:0 10px 30px #0006}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}.toast.warn{border-color:var(--yellow)}.toast.err{border-color:var(--danger)}.projects-list{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}.project-row{display:flex;align-items:center;gap:6px;background:var(--panel-2);border:1px solid var(--border);border-radius:6px;padding:6px 8px}.project-row span{flex:1;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.project-row button{border:none;background:transparent;color:var(--text-muted);cursor:pointer;font-size:13px;padding:2px 4px}.project-row button:hover{color:var(--text)}.screen-nav{display:flex;gap:6px}.screen-nav .btn{width:auto;margin-bottom:0;white-space:nowrap}.screen-nav .btn.active{background:var(--panel-3);border-color:var(--cyan);color:var(--cyan)}#mockupScreen{flex:1;min-height:0;display:flex}.mockup-screen{flex:1;display:flex;min-height:0;width:100%}.mockup-sidebar{width:350px;flex-shrink:0;background:var(--panel);border-right:1px solid var(--border);overflow-y:auto;padding:18px 16px 40px}.mockup-main{position:relative;flex:1;min-width:0;display:flex;flex-direction:column;overflow:hidden;background:repeating-linear-gradient(45deg,#1a191e 0,#1a191e 2px,#161519 2px,#161519 14px)}.mockup-template-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}.mockup-template-thumb{position:relative;width:72px;height:72px;border-radius:8px;border:1.5px solid var(--border);overflow:hidden;cursor:pointer;background:var(--panel-2)}.mockup-template-thumb img{width:100%;height:100%;object-fit:cover;display:block}.mockup-template-thumb.active{border-color:var(--cyan)}.mockup-template-remove{position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:4px;border:none;background:#0009;color:#fff;font-size:11px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}.mockup-template-remove:hover{background:var(--danger)}.mockup-color-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}.mockup-color-row input[type=color]{width:36px;height:32px;padding:2px;border-radius:6px;border:1px solid var(--border);background:var(--panel-2);cursor:pointer}.mockup-color-swatches{display:flex;gap:6px;flex-wrap:wrap}.mockup-swatch{width:22px;height:22px;border-radius:5px;border:1.5px solid var(--border);cursor:pointer;padding:0}.mockup-swatch.active{border-color:var(--cyan);box-shadow:0 0 0 1px var(--cyan)}#mockupRegionPresets{margin-bottom:8px}.mockup-slot-list{display:flex;flex-direction:column;gap:6px;margin:10px 0}.mockup-slot-row{display:flex;align-items:center;gap:8px;background:var(--panel-2);border:1.5px solid var(--border);border-radius:6px;padding:5px 8px;cursor:pointer}.mockup-slot-row.active{border-color:var(--cyan)}.mockup-slot-row img,.mockup-slot-thumb-empty{width:28px;height:28px;border-radius:4px;object-fit:cover;flex-shrink:0;background:var(--panel-3)}.mockup-slot-row span{flex:1;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mockup-slot-remove{border:none;background:transparent;color:var(--text-muted);cursor:pointer;font-size:13px;padding:2px 4px;flex-shrink:0}.mockup-slot-remove:hover{color:var(--danger)}.mockup-slot-editor{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin-bottom:10px}.mockup-slot-editor .hint{margin:0 0 8px}.mockup-slot-editor label{display:flex;justify-content:space-between;font-size:12px;margin-bottom:4px}.mockup-slot-editor input[type=range]{width:100%;accent-color:var(--magenta)}.mockup-sessions-grid{display:flex;flex-wrap:wrap;align-content:flex-start;align-items:flex-start;gap:24px;flex:1;padding:18px;overflow:auto}.mockup-sessions-grid.mockup-crosshair,.mockup-sessions-grid.mockup-crosshair *{cursor:crosshair}.mockup-session-card{position:relative;display:flex;flex-direction:column;width:max-content;background:var(--panel);border:1.5px solid var(--border);border-radius:10px;overflow:hidden}.mockup-session-card.active{border-color:var(--cyan);z-index:2}.mockup-session-card.dragging{opacity:.55;z-index:3}.mockup-session-header{display:flex;align-items:center;flex-wrap:wrap;gap:6px;padding:8px 10px;border-bottom:1px solid var(--border);background:var(--panel-2);cursor:move;touch-action:none}.mockup-session-title{flex:1 1 60px;min-width:60px;font-size:12.5px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mockup-session-card.active .mockup-session-title{color:var(--text)}.mockup-session-action{width:26px;height:26px;border-radius:6px;border:1px solid var(--border);background:var(--panel-2);color:var(--text-muted);cursor:pointer;font-size:13px;flex-shrink:0}.mockup-session-action:hover{filter:brightness(1.2);color:var(--text)}.mockup-add-session-fab{position:absolute;right:24px;bottom:24px;z-index:10;width:52px;height:52px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--magenta),#c21266);color:#fff;font-size:28px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 6px 20px #00000073;transition:filter .12s ease,transform .05s ease}.mockup-add-session-fab:hover{filter:brightness(1.15)}.mockup-add-session-fab:active{transform:scale(.96)}.mockup-organize-fab{position:absolute;right:88px;bottom:24px;z-index:10;width:52px;height:52px;border-radius:50%;border:1.5px solid var(--border);background:var(--panel-2);color:var(--text);font-size:24px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 6px 20px #00000073;transition:filter .12s ease,transform .05s ease}.mockup-organize-fab:hover{filter:brightness(1.25)}.mockup-organize-fab:active{transform:scale(.96)}.mockup-download-all-fab{position:absolute;right:152px;bottom:24px;z-index:10;width:52px;height:52px;border-radius:50%;border:1.5px solid var(--border);background:var(--panel-2);color:var(--text);font-size:24px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 6px 20px #00000073;transition:filter .12s ease,transform .05s ease}.mockup-download-all-fab:hover{filter:brightness(1.25)}.mockup-download-all-fab:active{transform:scale(.96)}.mockup-session-resize-handle{position:absolute;right:-6px;bottom:-6px;width:14px;height:14px;border-radius:3px;background:var(--panel-2);border:1.5px solid var(--border);cursor:nwse-resize;touch-action:none}.mockup-session-card.active .mockup-session-resize-handle{border-color:var(--cyan);background:var(--cyan)}.mockup-session-body{flex:1;display:flex;padding:14px;overflow:auto}.mockup-canvas-wrap{position:relative;margin:auto;line-height:0;flex-shrink:0;overflow:hidden}.mockup-canvas-wrap canvas{display:block;border-radius:4px;box-shadow:0 4px 24px #0006;position:absolute}.mockup-empty-hint{color:var(--text-muted);font-size:13px;line-height:1.5;max-width:260px;text-align:center}.mockup-slot-overlays{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.mockup-region-overlay,.mockup-region-draw-rect{position:absolute;pointer-events:none;border:1.5px dashed rgba(158,155,166,.55)}.mockup-region-overlay.active{border-color:var(--cyan);background:#18c9e014;pointer-events:auto;cursor:move}.mockup-region-resize-handle{position:absolute;width:12px;height:12px;transform:translate(-50%,-50%);background:var(--cyan);border:1.5px solid #fff;border-radius:3px;cursor:nwse-resize;touch-action:none}.mockup-region-draw-rect{border-color:var(--yellow);background:#f2c2301f}.mockup-art-body{position:absolute;outline:1.5px dashed var(--magenta);cursor:move;touch-action:none}.mockup-art-handle-scale,.mockup-art-handle-rotate{position:absolute;background:var(--magenta);border:1.5px solid #fff;touch-action:none}.mockup-art-handle-scale{width:12px;height:12px;right:-6px;bottom:-6px;border-radius:3px;cursor:nwse-resize}.mockup-art-handle-rotate{width:12px;height:12px;left:50%;top:-26px;transform:translate(-50%);border-radius:50%;cursor:alias}.mockup-footer{display:flex;gap:10px;justify-content:center;padding:14px 22px;border-top:1px solid var(--border);background:var(--panel)}.mockup-footer .btn{width:auto;margin-bottom:0}.mobile-block{display:none}@media(max-width:820px){.mobile-block{display:flex;position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:32px;text-align:center;background:var(--bg);color:var(--text);font-family:var(--font-ui)}.mobile-block-icon{font-size:48px;line-height:1}.mobile-block h1{margin:0;font-size:22px}.mobile-block p{margin:0;max-width:360px;color:var(--text-muted);font-size:15px;line-height:1.5}}.help-modal-panel{max-width:min(760px,100%);max-height:82vh}.help-tabs{display:flex;flex-wrap:wrap;gap:6px;padding:10px 20px;border-bottom:1px solid var(--border);flex-shrink:0}.help-tab{background:var(--panel-2);border:1px solid var(--border);border-radius:999px;color:var(--text-muted);font-size:12.5px;padding:6px 14px;cursor:pointer}.help-tab:hover{color:var(--text)}.help-tab.active{background:var(--magenta-dim);border-color:var(--magenta);color:var(--text)}.help-modal-body{display:flex;flex-direction:column;gap:8px}.help-item{border:1px solid var(--border);border-radius:8px;background:var(--panel-2);padding:4px 14px}.help-item summary{cursor:pointer;padding:10px 0;font-size:13.5px;font-weight:600;list-style:none}.help-item summary::-webkit-details-marker{display:none}.help-item summary:before{content:"▸";display:inline-block;width:14px;color:var(--text-muted)}.help-item[open] summary:before{content:"▾"}.help-item-body{padding:0 0 14px 14px;color:var(--text-muted);font-size:13px;line-height:1.55}.help-item-body p{margin:0 0 8px}.help-item-body p:last-child{margin-bottom:0}.help-item-body ul{margin:0 0 8px;padding-left:18px}.help-item-body li{margin-bottom:4px}.help-item-body b{color:var(--text)}.help-item-body code{background:var(--panel-3);border-radius:4px;padding:1px 5px;font-family:var(--font-mono);font-size:12px}