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120vh;background-position:top;background-repeat:no-repeat;background-attachment:fixed}#root{width:100%;height:100%}.app{width:100%;height:100%;display:flex;flex-direction:column;overflow:hidden}.app-header{background:#0006;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:16px 20px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.2)}.app-header h1{margin:0;color:#fff;font-size:24px;font-weight:700;text-shadow:0 2px 4px rgba(0,0,0,.3)}.logo-container{display:flex;align-items:center;height:40px}.app-logo{height:100%;width:auto;transition:all .2s ease}.logo-container:hover .app-logo{filter:brightness(1.2) drop-shadow(0 2px 12px rgba(255,255,255,.6));transform:scale(1.02)}.session-info{display:flex;gap:16px;align-items:center;font-size:14px;color:#ffffffe6}.session-info span{background:#fff3;padding:4px 8px;border-radius:12px;font-weight:500}.connected{color:#4ade80!important;font-weight:600}.session-info-button{display:flex;align-items:center;gap:8px;background:#ffffff26;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.2);color:#fff;padding:8px 16px;border-radius:12px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 8px #0000001a}.session-info-button:hover{background:#ffffff40;border-color:#ffffff4d;transform:translateY(-1px);box-shadow:0 4px 12px #0003}.connection-indicator{font-size:16px;line-height:1}.app-main{flex:1;display:flex;flex-direction:column;overflow:hidden;width:100%;padding:0;margin:0}.app-main-centered{align-items:center;justify-content:flex-start;padding:20px 16px;overflow-y:auto;overflow-x:hidden;gap:20px}.error-banner{background:#fee2e2;border:1px solid #fecaca;color:#dc2626;padding:12px 16px;border-radius:8px;margin-bottom:20px;display:flex;justify-content:space-between;align-items:center;max-width:600px;width:100%}.error-banner button{background:none;border:none;color:#dc2626;cursor:pointer;font-size:18px;padding:4px;border-radius:4px}.error-banner button:hover{background:#dc26261a}.session-waiting{background:#fffffff2;border-radius:16px;padding:24px 20px;max-width:500px;width:100%;text-align:center;box-shadow:0 8px 32px #0000001a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.session-waiting h2{margin:0 0 12px;color:#1f2937;font-size:22px}.session-waiting p{color:#6b7280;margin-bottom:16px;line-height:1.5;font-size:15px}.share-url{display:flex;gap:8px;margin-bottom:20px}.share-url input{flex:1;padding:12px;border:2px solid #e5e7eb;border-radius:8px;font-size:14px;font-family:Monaco,Menlo,monospace;background:#f9fafb}.share-url button{padding:12px 16px;background:#3b82f6;color:#fff;border:none;border-radius:8px;cursor:pointer;font-weight:600;transition:background-color .2s}.share-url button:hover{background:#2563eb}.share-url .share-button{background:#10b981}.share-url .share-button:hover{background:#059669}.status-connected{color:#059669;font-weight:600}.status-connecting{color:#d97706;font-weight:600}.capture-view{width:100%;max-width:600px;text-align:center}.capture-view h2{color:#fff;font-size:22px;margin:16px 0;text-shadow:0 2px 4px rgba(0,0,0,.3)}.upload-progress{background:#fffffff2;border-radius:12px;padding:20px;margin-top:20px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.progress-bar{width:100%;height:8px;background:#e5e7eb;border-radius:4px;overflow:hidden;margin-bottom:12px}.progress-fill{height:100%;background:linear-gradient(90deg,#3b82f6,#06b6d4);border-radius:4px;transition:width .3s ease}.upload-progress p{margin:0;color:#374151;font-weight:500}.app-footer{background:#0000001a;padding:16px;text-align:center;color:#ffffffb3;font-size:14px;border-top:1px solid rgba(255,255,255,.1)}@media (max-width: 768px){.app-header{flex-direction:row;gap:12px;padding:12px 16px}.logo-container{height:32px}.session-info{flex-wrap:wrap;justify-content:center;gap:8px}}@media (max-width: 480px){.logo-container{height:28px}.app-main-centered,.session-waiting{padding:16px}.share-url{flex-direction:column}.share-url input{font-size:12px}}@media (prefers-color-scheme: dark){.session-waiting{background:#1f2937f2;color:#fff}.session-waiting h2{color:#fff}.session-waiting p{color:#d1d5db}.share-url input{background:#374151;border-color:#4b5563;color:#fff}.upload-progress{background:#1f2937f2}.upload-progress p{color:#d1d5db}}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.session-waiting,.capture-view,.upload-progress{animation:fadeIn .3s ease-out}.loading-spinner{display:inline-block;width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite}.loading-view{display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px}@keyframes spin{to{transform:rotate(360deg)}}