@import"https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&family=Inter:wght@400;500;600;700&display=swap";:root{--color-primary-main: #ed3b91;--color-primary-hover: #d6257a;--color-interaction-focus: #08b8fb;--color-interaction-focus-light: rgba(8, 184, 251, .2);--color-neutral-text-main: #091e42;--color-neutral-text-secondary: #6882a9;--color-neutral-bg-main: #ffffff;--color-neutral-bg-alt: #f8fafc;--color-neutral-bg-overlay: rgba(30, 41, 59, .9);--color-neutral-border: #e2e8f0;--color-neutral-border-hover: #cbd5e1;--color-status-success: #22c55e;--color-status-warning: #f59e0b;--color-status-danger: #ef4444;--font-family-base: "Inter", system-ui, -apple-system, sans-serif;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-glow: 0 0 20px rgba(237, 59, 145, .15);--anim-duration-fast: .15s;--anim-duration-normal: .3s;--anim-duration-slow: .7s;--anim-curve-default: cubic-bezier(.4, 0, .2, 1);--anim-curve-entry: cubic-bezier(.16, 1, .3, 1);--c-primary: var(--color-primary-main);--c-primary-hover: var(--color-primary-hover);--c-focus: var(--color-interaction-focus);--c-focus-light: var(--color-interaction-focus-light);--c-text-main: var(--color-neutral-text-main);--c-text-secondary: var(--color-neutral-text-secondary);--c-bg-main: var(--color-neutral-bg-main);--c-bg-alt: var(--color-neutral-bg-alt);--c-bg-overlay: var(--color-neutral-bg-overlay);--c-border: var(--color-neutral-border);--c-border-hover: var(--color-neutral-border-hover);--c-success: var(--color-status-success);--c-warning: var(--color-status-warning);--c-danger: var(--color-status-danger)}[data-theme=dark]{--color-neutral-text-main: #f1f5f9;--color-neutral-text-secondary: #94a3b8;--color-neutral-bg-main: rgba(30, 41, 59, .92);--color-neutral-bg-alt: rgba(15, 23, 42, .8);--color-neutral-border: rgba(51, 65, 85, .8);--color-neutral-border-hover: #475569}body{background-color:#f1f5f9;color:var(--color-neutral-text-main);font-family:var(--font-family-base);transition:color var(--anim-duration-normal) var(--anim-curve-default);margin:0;padding:0;overflow:hidden;height:100vh;width:100vw;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#94a3b880;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b8cc}.btn-primary{background:linear-gradient(135deg,var(--color-primary-main),var(--color-primary-hover));color:#fff;font-weight:700;border-radius:var(--radius-md);padding:.75rem 1.5rem;border:none;cursor:pointer;transition:all .2s var(--anim-curve-default);box-shadow:0 4px 12px #6366f14d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 16px #6366f166}.btn-primary:active{transform:translateY(0)}.btn-secondary{background-color:var(--color-neutral-bg-main);color:var(--color-neutral-text-main);border:1px solid var(--color-neutral-border);border-radius:var(--radius-md);padding:.75rem 1.5rem;font-weight:600;cursor:pointer;transition:all .2s var(--anim-curve-default);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.btn-secondary:hover{border-color:var(--color-interaction-focus);color:var(--color-interaction-focus);background-color:var(--color-neutral-bg-alt)}.input-field{width:100%;background-color:#fff9;border:1px solid var(--color-neutral-border);border-radius:var(--radius-md);padding:.75rem 1rem;color:var(--color-neutral-text-main);transition:all .2s ease;outline:none;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.input-field:focus{background-color:#fff;border-color:var(--color-interaction-focus);box-shadow:0 0 0 3px var(--color-interaction-focus-light)}.card{background-color:var(--color-neutral-bg-main);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--color-neutral-border)}.widget-card{background:var(--color-neutral-bg-main);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--color-neutral-border);transition:transform .2s var(--anim-curve-default),box-shadow .2s ease;color:var(--color-neutral-text-main)}.toolbar-pill{background:#fffffff2;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-radius:var(--radius-full);box-shadow:0 8px 32px #0000001f;border:1px solid rgba(255,255,255,.6)}.popover-card{background:var(--color-neutral-bg-main);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--color-neutral-border);color:var(--color-neutral-text-main)}.widget-drag-handle{cursor:grab}.widget-drag-handle:active{cursor:grabbing}.resize-handle{cursor:nwse-resize;width:20px;height:20px;position:absolute;bottom:4px;right:4px;z-index:50;display:flex;align-items:flex-end;justify-content:flex-end;opacity:.4;transition:opacity .2s;background-image:radial-gradient(circle,var(--color-neutral-text-secondary) 1.5px,transparent 1.5px);background-size:4px 4px;background-position:bottom right;background-repeat:no-repeat;width:12px;height:12px}.widget-card:hover .resize-handle{opacity:.8}.shadow-glow{box-shadow:var(--shadow-glow)}.scrollbar-hide::-webkit-scrollbar{display:none}.scrollbar-hide{-ms-overflow-style:none;scrollbar-width:none}input:focus,textarea:focus{outline:none}canvas{touch-action:none}.classroom-toolbar{display:flex;align-items:center;gap:clamp(12px,2vw,20px);overflow-x:auto;overflow-y:visible;scroll-behavior:smooth;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;padding:12px 20px;max-width:95vw;background-color:var(--color-neutral-bg-main);border:1px solid var(--color-neutral-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-md)}.classroom-toolbar::-webkit-scrollbar{height:4px}.classroom-toolbar::-webkit-scrollbar-thumb{background:var(--color-neutral-border);border-radius:2px}.classroom-toolbar-item{flex-shrink:0;scroll-snap-align:start;min-width:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:8px 6px;min-height:44px;cursor:pointer;border-radius:var(--radius-md);transition:all var(--anim-duration-fast) var(--anim-curve-default);-webkit-tap-highlight-color:transparent}.classroom-toolbar-item:hover{background-color:#0000000a;transform:scale(1.05)}.classroom-toolbar-item:active{transform:scale(.95)}.classroom-toolbar-item.active{background-color:var(--color-interaction-focus-light);color:var(--color-interaction-focus)}.classroom-toolbar-item.primary-action{background-color:var(--color-primary-main);color:#fff;box-shadow:var(--shadow-glow)}.classroom-toolbar-item.primary-action:hover{background-color:var(--color-primary-hover)}.classroom-toolbar-icon{width:28px;height:28px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.classroom-toolbar-label{font-size:12px;font-weight:500;text-align:center;line-height:1.2;max-width:72px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--color-neutral-text-main)}.classroom-toolbar-item.active .classroom-toolbar-label{color:var(--color-interaction-focus);font-weight:600}.classroom-toolbar-item.primary-action .classroom-toolbar-label{color:#fff}.classroom-toolbar-section{display:flex;align-items:center;gap:clamp(8px,1.5vw,16px);flex-shrink:0}.classroom-toolbar-divider{width:1px;height:32px;background-color:var(--color-neutral-border);flex-shrink:0;margin:0 4px}@media(max-width:768px){.classroom-toolbar{gap:12px;padding:10px 16px;border-radius:var(--radius-lg)}.classroom-toolbar-item{min-width:56px;padding:6px 4px}.classroom-toolbar-icon{width:24px;height:24px}.classroom-toolbar-label{font-size:11px;max-width:64px}.classroom-toolbar-divider{height:28px}}@media(max-width:480px){.classroom-toolbar{gap:8px;padding:8px 12px}.classroom-toolbar-item{min-width:52px;padding:6px 3px}.classroom-toolbar-label{font-size:10px;max-width:56px}}.autosave-indicator{position:fixed;top:16px;right:16px;padding:6px 12px;background-color:var(--color-neutral-bg-main);border:1px solid var(--color-neutral-border);border-radius:var(--radius-full);box-shadow:var(--shadow-sm);font-size:12px;color:var(--color-neutral-text-secondary);display:flex;align-items:center;gap:6px;opacity:0;transform:translateY(-10px);transition:opacity var(--anim-duration-fast) var(--anim-curve-default),transform var(--anim-duration-fast) var(--anim-curve-default);pointer-events:none;z-index:1000}.autosave-indicator.show{opacity:1;transform:translateY(0)}.autosave-indicator.success{color:var(--color-status-success);border-color:var(--color-status-success)}.autosave-indicator-dot{width:6px;height:6px;border-radius:50%;background-color:currentColor;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}