:root{--board-bg: #faf8f4;--panel: #fffaf0;--panel-strong: #ffffff;--ink: #22302f;--muted: #687876;--accent: #c45d3e;--accent-2: #2a7a6d;--line: #ded8ce;color:var(--ink);background:var(--board-bg);font-family:Outfit,Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;overflow:hidden}button,input,select,textarea{font:inherit}button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);border-radius:8px;background:var(--panel-strong);color:var(--ink);min-height:40px;padding:8px 12px;cursor:pointer}button:hover{border-color:var(--accent-2)}button.primary{background:var(--accent-2);border-color:var(--accent-2);color:#fff}button.icon-only{width:40px;padding:8px}button.danger{width:100%;margin-top:12px;border-color:#efb5ad;color:#9d2c21}.app-shell{width:100vw;height:100vh;background:var(--board-bg)}.theme-eink{--board-bg: #c9c4bb;--panel: #d4cfc7;--panel-strong: #ddd8d0;--ink: #252422;--muted: #5c5853;--accent: #252422;--accent-2: #3d3a36;--line: #a8a49c;filter:sepia(18%) saturate(75%) brightness(96%) contrast(88%);font-family:Atkinson Hyperlegible,Verdana,ui-sans-serif,system-ui,sans-serif}.theme-eink .canvas-shell:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;background-image:radial-gradient(circle,rgba(37,36,34,.028) .5px,transparent .5px);background-size:3px 3px;box-shadow:inset 0 0 180px #25242212;pointer-events:none}.theme-eink button,.theme-eink input,.theme-eink select,.theme-eink textarea,.theme-eink .topbar,.theme-eink .toolbar,.theme-eink .inspector,.theme-eink .board-library,.theme-eink .board-row,.theme-eink .share-toast,.theme-eink .element-toolbar{border-radius:2px}.theme-eink .element-toolbar{background:#252422;box-shadow:1px 2px 6px #2524222e}.theme-eink .board-row{background:var(--panel-strong)}.theme-eink .title-input,.theme-eink .topbar select,.theme-eink .inspector input,.theme-eink .inspector select,.theme-eink .inspector textarea{background:var(--panel-strong);border-color:var(--line)}.theme-eink input[type=color]{border:1px solid var(--line);padding:2px;border-radius:2px}.theme-ocean{--board-bg: #e8f5fb;--panel: #f8fcff;--accent: #0369a1;--accent-2: #087f8c}.theme-forest{--board-bg: #edf8ed;--panel: #fbfffb;--accent: #2f7d32;--accent-2: #1b6b5f}.topbar{position:fixed;z-index:20;top:14px;left:14px;right:14px;display:grid;grid-template-columns:190px 44px minmax(180px,1fr) 128px auto auto auto auto;gap:10px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:8px;background:color-mix(in srgb,var(--panel) 92%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 10px 30px #22302f14}.zoom-controls{display:grid;grid-template-columns:36px 54px 36px 36px;align-items:center;gap:6px;color:var(--muted);font-size:13px}.zoom-controls button{min-height:36px;padding:6px}.zoom-controls span{text-align:center}.brand{display:flex;flex-direction:column;gap:2px}.brand strong{font-size:16px}.brand span{color:var(--muted);font-size:12px}.title-input,.topbar select,.inspector input,.inspector select,.inspector textarea{width:100%;min-height:40px;border:1px solid var(--line);border-radius:8px;background:var(--panel-strong);color:var(--ink);padding:8px 10px}.toolbar{position:fixed;z-index:18;top:96px;left:14px;display:flex;flex-direction:column;gap:8px;width:96px;padding:10px;border:1px solid var(--line);border-radius:8px;background:color-mix(in srgb,var(--panel) 92%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.board-library{position:fixed;z-index:22;top:96px;left:124px;width:min(380px,calc(100vw - 138px));max-height:calc(100vh - 116px);display:flex;flex-direction:column;gap:12px;padding:12px;border:1px solid var(--line);border-radius:8px;background:color-mix(in srgb,var(--panel) 96%,transparent);box-shadow:0 18px 46px #22302f24;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.library-actions{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}.library-actions button{min-width:0}.board-list{display:flex;flex-direction:column;gap:8px;overflow:auto}.board-list p{margin:8px 4px;color:var(--muted)}.board-row{display:grid;grid-template-columns:minmax(0,1fr) 36px;gap:8px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--panel-strong);cursor:pointer}.board-row:hover,.board-row.is-active{border-color:var(--accent-2)}.board-row span{min-width:0}.board-row strong,.board-row small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.board-row small{margin-top:4px;color:var(--muted);font-size:12px}.board-row .icon-danger{min-height:34px;width:34px;padding:6px;border-color:#efb5ad;color:#9d2c21}.toolbar button{flex-direction:column;min-height:64px;padding:8px 6px}.toolbar span{font-size:12px}.inspector{position:fixed;z-index:18;top:96px;right:14px;width:min(300px,calc(100vw - 28px));max-height:calc(100vh - 116px);overflow:auto;display:flex;flex-direction:column;gap:10px;padding:14px;border:1px solid var(--line);border-radius:8px;background:color-mix(in srgb,var(--panel) 94%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.inspector h2{margin:0;font-size:18px;text-transform:capitalize}.inspector p{color:var(--muted);line-height:1.4}.inspector-type{margin:0;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.inspector-hint{margin:0;font-size:13px;color:var(--muted);line-height:1.5}.inspector p.warning{margin:0;padding:10px;border:1px solid #edc268;border-radius:8px;background:#fff7df;color:#7c5b10;font-size:13px}.inspector label{display:flex;flex-direction:column;gap:6px;color:var(--muted);font-size:13px}.inspector textarea{min-height:120px;resize:vertical}.inspector-title{display:flex;align-items:center;justify-content:space-between}.inspector-actions{display:flex;align-items:center;gap:4px;padding:4px 0 8px;border-bottom:1px solid var(--line)}.inspector-actions button.icon-only{width:32px;height:32px;min-height:32px;padding:0;border-radius:6px;color:var(--muted)}.inspector-actions button.icon-only:hover{border-color:var(--accent-2);color:var(--ink)}.inspector-actions .inspector-delete{margin-left:auto;color:#9d2c21;border-color:#efb5ad}.inspector-actions .inspector-delete:hover{background:#9d2c21;border-color:#9d2c21;color:#fff}.color-row{display:flex;gap:6px;flex-wrap:wrap}.color-swatch{width:28px;height:28px;min-height:28px;padding:0;border-radius:50%;border:2px solid transparent;cursor:pointer;box-shadow:0 1px 4px #0000001f}.color-swatch.active{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent)}.range-value{font-size:12px;color:var(--accent);font-weight:600}.element-toolbar{position:fixed;z-index:25;transform:translate(-50%);display:flex;align-items:center;gap:2px;padding:5px 6px;background:#22302f;border-radius:12px;box-shadow:0 6px 24px #00000047,0 1px 4px #0000002e;pointer-events:auto;-webkit-user-select:none;user-select:none}.element-toolbar button.icon-only{width:34px;height:34px;min-height:34px;padding:0;border:none;border-radius:8px;background:transparent;color:#fffaf0;cursor:pointer}.element-toolbar button.icon-only:hover{background:#ffffff1f;border-color:transparent}.element-toolbar button.danger-icon{color:#f7a49a}.element-toolbar button.danger-icon:hover{background:#d94b3d;color:#fff}.toolbar-sep{width:1px;height:22px;background:#ffffff2e;margin:0 4px}.canvas-shell{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;background:var(--board-bg)}.canvas-shell.is-presentation{cursor:default}.canvas-shell.is-presentation .iframe-overlays iframe{border-color:transparent;box-shadow:0 10px 34px #22302f1f}.iframe-overlays{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:2}.iframe-overlays iframe{position:absolute;border:1px solid var(--accent-2);border-radius:12px;background:#fff;pointer-events:auto}.share-toast{position:fixed;z-index:30;left:50%;bottom:18px;transform:translate(-50%);display:flex;align-items:center;gap:10px;max-width:min(720px,calc(100vw - 28px));padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--panel-strong);box-shadow:0 16px 40px #22302f29}.share-toast span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.share-list{position:fixed;z-index:29;right:328px;bottom:18px;display:flex;flex-direction:column;gap:8px;width:min(420px,calc(100vw - 356px))}.share-list div{display:grid;grid-template-columns:minmax(0,1fr) 38px;gap:8px;align-items:center;padding:8px;border:1px solid var(--line);border-radius:8px;background:var(--panel-strong);box-shadow:0 12px 32px #22302f1a}.share-list span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:13px}.share-list button{min-height:36px;padding:6px}.exit-presentation{position:fixed;z-index:40;top:16px;right:16px}.empty-state{display:grid;min-height:100vh;place-content:center;gap:8px;padding:24px;text-align:center;background:var(--board-bg)}.empty-state h1{margin:0;color:var(--accent-2);font-size:clamp(2rem,6vw,4rem)}.empty-state p{margin:0;color:var(--muted)}.auth-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--line);border-radius:20px;background:var(--panel-strong);font-size:13px;white-space:nowrap;overflow:hidden;max-width:160px;text-decoration:none;color:var(--ink);cursor:default}.auth-pill span{overflow:hidden;text-overflow:ellipsis}.auth-pill-anon{border-color:var(--accent);color:var(--accent);cursor:pointer}.auth-pill-anon:hover{background:color-mix(in srgb,var(--accent) 8%,transparent)}.auth-pill-logout{display:inline-flex;align-items:center;margin-left:4px;color:var(--muted);text-decoration:none}.auth-pill-logout:hover{color:var(--accent)}.auth-banner{position:fixed;z-index:28;left:50%;bottom:14px;transform:translate(-50%);display:flex;align-items:center;gap:10px;max-width:min(680px,calc(100vw - 28px));padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--panel-strong);box-shadow:0 8px 28px #22302f1f;font-size:13px}.auth-banner-text{flex:1;min-width:0;color:var(--muted);line-height:1.4}.auth-banner-text strong{color:var(--ink)}.auth-banner-login{flex-shrink:0;padding:6px 14px;border-radius:8px;background:var(--accent-2);color:#fff;font-size:13px;font-weight:600;text-decoration:none;white-space:nowrap}.auth-banner-login:hover{opacity:.88}.auth-banner-close{flex-shrink:0;width:28px;min-height:28px;padding:0;border-radius:6px;color:var(--muted)}.widget-error{padding:24px;color:#9d2c21;background:#fff5f4;border:1px solid #efb5ad;border-radius:12px;font-size:14px;text-align:center}.share-reconnecting{position:fixed;z-index:30;top:16px;left:50%;transform:translate(-50%);padding:6px 14px;border-radius:20px;background:#22302f;color:#fffaf0;font-size:13px}@media(max-width:820px){.topbar{grid-template-columns:44px 1fr auto}.brand,.topbar select,.zoom-controls{display:none}.toolbar{top:auto;right:14px;bottom:14px;width:auto;flex-direction:row;overflow-x:auto}.toolbar button{min-width:68px}.inspector{top:auto;bottom:104px;right:14px;max-height:42vh}.board-library{left:14px;right:14px;width:auto}.share-list{display:none}}