:root{--bg-primary: #fafafa;--bg-secondary: #ffffff;--bg-tertiary: #f5f5f5;--text-primary: #1a1a1a;--text-secondary: #555555;--text-muted: #888888;--accent: #ff6038;--accent-light: #fff0ec;--accent-dark: #e54e2a;--success: #14b8a6;--success-light: #ccfbf1;--border: #e5e5e5;--shadow: 0 1px 3px rgba(0,0,0,.08);--shadow-lg: 0 4px 12px rgba(0,0,0,.12);--radius: 8px;--radius-lg: 12px;--transition: .2s ease}*{margin:0;padding:0;box-sizing:border-box}img{content-visibility:auto;image-rendering:-webkit-optimize-contrast}body{font-family:Montserrat,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}.page{display:none;min-height:100vh}.page.active{display:flex;flex-direction:column}.hidden{display:none!important}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}button{font-family:inherit;font-size:.9rem;font-weight:500;padding:.75rem 1.5rem;border:none;border-radius:var(--radius);background:var(--accent);color:#fff;cursor:pointer;transition:var(--transition)}button:hover{background:var(--accent-dark)}button:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border);display:flex;align-items:center;gap:.5rem}.btn-secondary:hover{background:var(--bg-tertiary);border-color:var(--accent)}.btn-view-others{border:2px solid #f97316}.btn-view-others:hover{border-color:#ea580c;background:#f973161a}.join-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:2rem}.brand{text-align:center;margin-bottom:2.5rem}.brand h1{font-size:2rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem}.tagline{color:var(--text-secondary);font-size:1rem}.join-form{background:var(--bg-secondary);padding:2rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;max-width:380px}.form-group{margin-bottom:1.25rem}.form-group label{display:block;font-weight:500;margin-bottom:.5rem;font-size:.9rem}.form-group input{width:100%;padding:.875rem 1rem;border:1px solid var(--border);border-radius:var(--radius);font-size:1rem;font-family:inherit;transition:var(--transition)}.form-group 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1rem;border-radius:var(--radius);font-size:.85rem;font-weight:500;cursor:pointer;transition:var(--transition);white-space:nowrap;background:var(--bg-tertiary);border:2px solid transparent}.question-tab:hover{background:var(--accent-light)}.question-tab.active{background:var(--accent);color:#fff}.question-tab.completed{background:var(--success-light);border-color:var(--success);color:#0d9488}.question-tab.completed:before{content:"✓ "}.progress-container{display:flex;align-items:center;gap:1rem;padding:.75rem 1.5rem;background:var(--bg-secondary);border-bottom:1px solid var(--border)}.progress-track{flex:1;height:8px;background:var(--bg-tertiary);border-radius:4px;overflow:hidden}.progress-bar{height:100%;background:linear-gradient(90deg,var(--accent),var(--success));border-radius:4px;transition:width .5s ease;width:0%}.progress-text{font-size:.8rem;color:var(--text-muted);white-space:nowrap}.btn-back-to-overview{display:flex;align-items:center;gap:.5rem;margin:1rem 1.5rem 0;padding:.6rem 1rem;background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s}.btn-back-to-overview:hover{background:var(--bg-tertiary);border-color:var(--accent)}.btn-back-to-overview.hidden{display:none}.question-display{text-align:center;padding:2rem 2rem 1.5rem;background:linear-gradient(180deg,var(--accent-light) 0%,var(--bg-secondary) 100%);border-bottom:1px solid var(--border)}.question-number{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);font-weight:700;margin-bottom:.75rem}.question-text{font-size:1.75rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary);line-height:1.3;max-width:800px;margin-left:auto;margin-right:auto}.selection-hint{font-size:1rem;color:var(--text-secondary);margin-bottom:.5rem}.selection-count{font-size:.9rem;color:var(--accent);font-weight:600;transition:color .2s ease}.selection-count.valid-selection{color:var(--success)}.selection-number{position:absolute;bottom:-4px;left:-4px;width:20px;height:20px;background:var(--accent);color:#fff;border-radius:50%;font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center}.image-grid-container{flex:1;overflow-y:auto;padding:1.5rem;background:var(--bg-primary)}.image-scroll-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem;max-width:1600px;margin:0 auto;padding:1rem}.grid-image-wrapper{position:relative;aspect-ratio:1;border-radius:var(--radius-lg);overflow:hidden;cursor:zoom-in;transition:transform .2s ease,box-shadow .2s ease;background:var(--bg-secondary);box-shadow:var(--shadow)}.grid-image-wrapper:hover{transform:scale(1.08);box-shadow:var(--shadow-lg);z-index:10}.grid-image{width:100%;height:100%;object-fit:cover;transition:transform .2s ease}.image-scroll-grid.display-mode-portrait .grid-image-wrapper{aspect-ratio:3/4}.image-scroll-grid.display-mode-portrait .grid-image{object-fit:contain;background:var(--bg-tertiary)}.selection-checkbox{position:absolute;top:8px;left:8px;width:32px;height:32px;background:#ffffffe6;border:2px solid var(--border);border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:5;padding:0}.selection-checkbox svg{width:18px;height:18px;opacity:0;transition:opacity .2s;stroke:#fff}.selection-checkbox:hover{border-color:var(--accent);background:var(--accent-light);transform:scale(1.1)}.grid-image-wrapper.selected .selection-checkbox{background:var(--accent);border-color:var(--accent)}.grid-image-wrapper.selected .selection-checkbox svg{opacity:1}.grid-image-wrapper.selected{outline:4px solid var(--accent);outline-offset:2px}.image-grid-container.max-selected .grid-image-wrapper:not(.selected){opacity:.5}.image-grid-container.max-selected 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1.5rem;border-radius:var(--radius)}.prompt-btn:hover{background:var(--bg-tertiary)}.selection-panel{background:var(--bg-secondary);border-top:1px solid var(--border);padding:1rem 1.5rem;display:flex;align-items:center;gap:1.5rem}.selected-images{display:flex;gap:.5rem;flex:1;min-height:60px;align-items:center}.selected-images .placeholder{color:var(--text-muted);font-size:.9rem}.selected-thumb-wrapper{position:relative}.selected-thumb{width:60px;height:60px;object-fit:cover;border-radius:6px;border:2px solid var(--accent);cursor:pointer}.remove-btn{position:absolute;top:-8px;right:-8px;width:24px;height:24px;background:#ef4444;color:#fff;border-radius:50%;border:2px solid white;font-size:14px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;box-shadow:0 2px 4px #0003;transition:transform .2s,background 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1.5rem;background:var(--bg-secondary);border-bottom:1px solid var(--border)}.peer-gallery-header h2{font-size:1.25rem}.peer-gallery-controls{display:flex;gap:1rem;align-items:center}.peer-gallery-controls select{padding:.5rem 1rem;border:1px solid var(--border);border-radius:var(--radius);font-family:inherit;font-size:.9rem}.peer-gallery-timer{display:flex;align-items:center;gap:.4rem;padding:.5rem 1rem;background:var(--success);color:#fff;border-radius:var(--radius);font-family:Courier New,monospace;animation:slideInTimer .3s ease}.peer-gallery-timer.hidden{display:none!important}.peer-gallery-timer.warning{background:#ef4444;animation:pulse-warning 1s infinite}.peer-gallery-timer .timer-icon{font-size:1rem}.peer-gallery-timer .timer-time{font-size:1.1rem;font-weight:700;min-width:45px}.peer-gallery-timer .timer-time.warning{color:#fff}.btn-close{width:36px;height:36px;padding:0;font-size:1.5rem;background:var(--bg-tertiary);color:var(--text-primary);display:flex;align-items:center;justify-content:center}.peer-gallery-grid{flex:1;overflow-y:auto;padding:1.5rem;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;align-content:start}.peer-card{background:var(--bg-secondary);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.peer-card-header{padding:1rem;border-bottom:1px solid var(--border);font-weight:500;display:flex;align-items:center;gap:.5rem}.peer-card-header .avatar{width:32px;height:32px;background:var(--accent-light);color:var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.9rem}.peer-card-images{display:flex;gap:.5rem;padding:1rem;flex-wrap:wrap;min-height:90px}.peer-card-images 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768px){.lightbox-nav{display:none}.lightbox-close{width:44px;height:44px;font-size:1.5rem;top:.75rem;right:.75rem}.lightbox-slide img{max-height:calc(100vh - 140px)}.lightbox-counter{top:.75rem;padding:.4rem .8rem;font-size:.8rem}.lightbox-select-btn{padding:.6rem 1.2rem;font-size:.9rem}}.modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:300;padding:1.5rem;animation:fadeIn .2s ease}.modal-content{background:var(--bg-secondary);border-radius:var(--radius-lg);width:100%;max-width:500px;max-height:calc(100vh - 3rem);overflow-y:auto;animation:scaleIn .2s ease}@keyframes scaleIn{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border)}.modal-header 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var(--border);border-radius:var(--radius);font-weight:500;cursor:pointer}.btn-skip-caption:hover{background:var(--bg-tertiary)}.btn-save-caption{flex:2;padding:.75rem;background:var(--accent);color:#fff;border:none;border-radius:var(--radius);font-weight:600;cursor:pointer}.btn-save-caption:hover{background:var(--accent-dark)}.reflection-panel{position:fixed;bottom:0;left:0;right:0;background:var(--bg-secondary);border-top:3px solid var(--accent);box-shadow:0 -4px 20px #00000026;z-index:100;animation:slideUp .3s ease}.reflection-content{max-width:500px;margin:0 auto;padding:1.25rem 1.5rem}.reflection-header{text-align:center;margin-bottom:1rem}.reflection-step{display:inline-block;background:var(--success);color:#fff;padding:.25rem .75rem;border-radius:20px;font-size:.85rem;font-weight:600}.reflection-header h3{font-size:1.25rem;color:var(--text-primary)}.reflection-images-preview{display:flex;justify-content:center;gap:.75rem;margin-bottom:1.25rem}.reflection-preview-wrapper{position:relative;display:inline-block}.reflection-preview-img{width:80px;height:80px;object-fit:cover;border-radius:var(--radius);border:3px solid var(--accent);cursor:pointer;transition:transform .2s}.reflection-preview-wrapper:hover .reflection-preview-img{transform:scale(1.05)}.reflection-preview-wrapper .remove-btn{position:absolute;top:-8px;right:-8px}.reflection-caption-section{margin-bottom:1.25rem}.reflection-caption-section label{display:block;font-size:.9rem;color:var(--text-secondary);margin-bottom:.5rem;text-align:center}.reflection-caption-section textarea{width:100%;padding:.875rem 1rem;border:1px solid var(--border);border-radius:var(--radius);font-family:inherit;font-size:1rem;resize:none;transition:var(--transition)}.reflection-caption-section 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80px);object-fit:contain;border-radius:var(--radius)}.peer-zoom-close{position:absolute;top:1rem;right:1rem;background:#ffffff1a;border:none;color:#fff;font-size:2rem;width:50px;height:50px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .2s;z-index:10}.peer-zoom-close:hover{background:#fff3;transform:scale(1.1)}.peer-zoom-counter{position:absolute;bottom:1.5rem;left:50%;transform:translate(-50%);background:#ffffff26;color:#fff;padding:.5rem 1rem;border-radius:20px;font-size:.9rem;font-weight:500;z-index:10}.skeleton-image{aspect-ratio:1;border-radius:var(--radius-lg);background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-secondary) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:skeleton-shimmer 1.5s infinite;overflow:hidden}.skeleton-shimmer{width:100%;height:100%;background:inherit}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.image-loading-placeholder{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--bg-tertiary)}.image-loading-spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.grid-image{opacity:0;transition:opacity .3s ease}.grid-image.loaded{opacity:1}.error-toast,.success-toast{position:fixed;bottom:2rem;left:50%;transform:translate(-50%);z-index:10000;max-width:90%;animation:toast-slide-up .3s ease}.error-toast.hidden,.success-toast.hidden{display:none}@keyframes toast-slide-up{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.error-content{display:flex;align-items:center;gap:.75rem;background:var(--danger);color:#fff;padding:1rem 1.25rem;border-radius:var(--radius);box-shadow:var(--shadow-lg)}.success-content{display:flex;align-items:center;gap:.75rem;background:var(--success);color:#fff;padding:1rem 1.25rem;border-radius:var(--radius);box-shadow:var(--shadow-lg)}.error-icon,.success-icon{font-size:1.25rem}.error-message,.success-message{font-size:.9rem;font-weight:500}.error-retry-btn{background:#fff3;color:#fff;border:none;padding:.4rem .8rem;border-radius:var(--radius);font-size:.8rem;cursor:pointer;margin-left:.5rem}.error-retry-btn:hover{background:#ffffff4d}.error-close-btn{background:transparent;color:#fff;border:none;font-size:1.25rem;cursor:pointer;padding:0 .25rem;margin-left:.5rem;opacity:.7}.error-close-btn:hover{opacity:1}#loading-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#fffffff2;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;z-index:10000}#loading-overlay.hidden{display:none}.loading-spinner{width:48px;height:48px;border:4px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}.loading-message{color:var(--text-secondary);font-size:1rem;font-weight:500}.offline-indicator{position:fixed;top:0;left:0;right:0;background:#f59e0b;color:#fff;padding:.5rem;text-align:center;font-size:.85rem;font-weight:500;z-index:9999;display:none}.offline-indicator.visible{display:block}.image-load-progress{position:fixed;top:0;left:0;right:0;height:3px;background:var(--bg-tertiary);z-index:9999;overflow:hidden}.image-load-progress-bar{height:100%;background:linear-gradient(90deg,var(--accent),var(--success));transition:width .3s ease;width:0%}.image-load-progress.hidden{display:none}@media (max-width: 768px){.peer-overview-content{max-height:95vh}.peer-overview-header{padding:1rem}.peer-overview-info h2{font-size:1.25rem}.peer-overview-question{font-size:.9rem}.peer-overview-images{padding:1rem;gap:1rem}.peer-overview-image-wrapper img{max-width:150px;max-height:150px}.peer-overview-image-wrapper .zoom-hint{opacity:1;width:32px;height:32px}.peer-zoom-close{width:44px;height:44px;font-size:1.5rem}}