:root{--color-primary: #6366f1;--color-primary-light: #818cf8;--color-primary-dark: #4f46e5;--color-primary-bg: rgba(99, 102, 241, .1);--color-surface: #ffffff;--color-surface-secondary: #f8fafc;--color-surface-tertiary: #f1f5f9;--color-text: #0f172a;--color-text-secondary: #475569;--color-text-muted: #94a3b8;--color-border: #e2e8f0;--color-border-light: #f1f5f9;--color-success: #22c55e;--color-error: #ef4444;--color-warning: #f59e0b;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--max-width: 768px;--safe-bottom: env(safe-area-inset-bottom, 0px)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.5;color:var(--color-text);background-color:var(--color-surface-secondary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none}img,video{max-width:100%;height:auto;display:block}button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}input{font:inherit;color:inherit}a{color:var(--color-primary);text-decoration:none}html{overscroll-behavior:none}.app{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.page{flex:1;display:flex;flex-direction:column;padding-bottom:calc(var(--spacing-xl) + var(--safe-bottom))}.page__content{flex:1;padding:var(--spacing-md);max-width:var(--max-width);width:100%;margin:0 auto}.page__navigation{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.page--error,.page--not-found{align-items:center;justify-content:center;text-align:center;padding:var(--spacing-2xl);gap:var(--spacing-md)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:.75rem 1.5rem;font-size:var(--font-size-base);font-weight:600;line-height:1.25;border-radius:var(--radius-lg);transition:all var(--transition-fast);text-decoration:none;white-space:nowrap;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background-color:var(--color-primary);color:#fff}.btn--primary:hover:not(:disabled){background-color:var(--color-primary-dark)}.btn--primary:active:not(:disabled){transform:scale(.97)}.btn--secondary{background-color:var(--color-surface);color:var(--color-primary);border:1.5px solid var(--color-border)}.btn--secondary:hover:not(:disabled){border-color:var(--color-primary);background-color:var(--color-primary-bg)}.btn--ghost{background-color:transparent;color:var(--color-text-secondary)}.btn--ghost:hover:not(:disabled){background-color:var(--color-surface-tertiary);color:var(--color-text)}.btn--icon{gap:var(--spacing-sm)}.btn--icon-only{width:2.5rem;height:2.5rem;padding:0;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-full)}.btn--small{padding:.5rem 1rem;font-size:var(--font-size-sm)}.btn--full{width:100%}.event-header{background-color:var(--color-surface);border-bottom:1px solid var(--color-border);padding:var(--spacing-md);position:sticky;top:0;z-index:10;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);background-color:#fffffff2}.event-header__content{display:flex;align-items:center;gap:var(--spacing-md);max-width:var(--max-width);margin:0 auto}.event-header__avatar{width:2.75rem;height:2.75rem;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:var(--font-size-xl);font-weight:700;color:#fff;flex-shrink:0}.event-header__info{flex:1;min-width:0}.event-header__title{font-size:var(--font-size-lg);font-weight:700;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.event-header__meta{display:flex;align-items:center;gap:var(--spacing-sm);margin-top:2px}.event-header__date,.event-header__photo-count{font-size:var(--font-size-sm);color:var(--color-text-muted)}.event-header__share{flex-shrink:0;font-size:var(--font-size-lg)}.event-header--loading .event-header__skeleton{display:flex;align-items:center;gap:var(--spacing-md);max-width:var(--max-width);margin:0 auto}.event-header__skeleton-title{width:150px;height:1rem;background:linear-gradient(90deg,var(--color-surface-tertiary) 25%,var(--color-border) 50%,var(--color-surface-tertiary) 75%);background-size:200% 100%;animation:skeleton-pulse 1.5s ease-in-out infinite;border-radius:var(--radius-sm)}.camera-capture{display:flex;flex-direction:column;gap:var(--spacing-md)}.camera-capture__actions{display:flex;flex-direction:column;gap:var(--spacing-sm)}.camera-capture__input{display:none}.camera-capture__preview{border-radius:var(--radius-xl);overflow:hidden;background-color:var(--color-surface);box-shadow:var(--shadow-md);animation:fadeIn var(--transition-slow) ease}.camera-capture__preview-image{width:100%;max-height:400px;object-fit:contain;background-color:#000}.camera-capture__preview-actions{display:flex;gap:var(--spacing-sm);padding:var(--spacing-md)}.camera-capture__preview-actions .btn{flex:1}.camera-capture__error{background-color:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius-lg);padding:var(--spacing-md);text-align:center}.camera-capture__error-text{color:var(--color-error);font-size:var(--font-size-sm);margin-bottom:var(--spacing-sm)}.photo-gallery{display:flex;flex-direction:column;gap:var(--spacing-md)}.photo-gallery__count{font-size:var(--font-size-sm);color:var(--color-text-muted);padding:0 var(--spacing-xs)}.photo-gallery__grid{column-count:2;column-gap:var(--spacing-sm);break-inside:avoid}@media (min-width: 640px){.photo-gallery__grid{column-count:3}}.photo-gallery__sentinel{display:flex;justify-content:center;padding:var(--spacing-lg);grid-column:1 / -1}.photo-gallery__loading-more{color:var(--color-text-muted);font-size:var(--font-size-sm);animation:pulse 1.5s ease-in-out infinite}.photo-gallery__empty,.photo-gallery__error{text-align:center;padding:var(--spacing-2xl) var(--spacing-md)}.photo-gallery__empty-icon{font-size:3rem;margin-bottom:var(--spacing-md)}.photo-gallery__empty-text{font-size:var(--font-size-lg);font-weight:600;color:var(--color-text);margin-bottom:var(--spacing-xs)}.photo-gallery__empty-hint{font-size:var(--font-size-sm);color:var(--color-text-muted)}.photo-gallery__error-detail{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-top:var(--spacing-sm)}.photo-card{break-inside:avoid;margin-bottom:var(--spacing-sm);border-radius:var(--radius-lg);overflow:hidden;background-color:var(--color-surface);box-shadow:var(--shadow-sm);position:relative;animation:fadeInUp var(--transition-slow) ease both;transition:transform var(--transition-fast);cursor:pointer}.photo-card--pressed{transform:scale(.97)}.photo-card--skeleton{background:var(--color-surface);aspect-ratio:3/4}.photo-card__skeleton-image{width:100%;height:100%;min-height:200px;background:linear-gradient(90deg,var(--color-surface-tertiary) 25%,var(--color-border) 50%,var(--color-surface-tertiary) 75%);background-size:200% 100%;animation:skeleton-pulse 1.5s ease-in-out infinite}.photo-card__skeleton-footer{position:absolute;bottom:0;left:0;right:0;padding:var(--spacing-sm)}.photo-card__skeleton-like{width:60px;height:24px;background:linear-gradient(90deg,#ffffff4d 25%,#ffffff80,#ffffff4d 75%);background-size:200% 100%;animation:skeleton-pulse 1.5s ease-in-out infinite;border-radius:var(--radius-sm)}.photo-card__placeholder{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--color-surface-tertiary)}.photo-card__placeholder-pulse{width:100%;height:100%;background:linear-gradient(90deg,transparent 25%,rgba(255,255,255,.3) 50%,transparent 75%);background-size:200% 100%;animation:skeleton-pulse 1.5s ease-in-out infinite}.photo-card__image{width:100%;display:block;opacity:0;transition:opacity var(--transition-slow)}.photo-card__image--visible{opacity:1}.photo-card__error{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-xl);background:var(--color-surface-tertiary);min-height:150px;gap:var(--spacing-sm);font-size:1.5rem}.photo-card__error-text{font-size:var(--font-size-xs);color:var(--color-text-muted)}.photo-card__footer{position:absolute;bottom:0;left:0;right:0;padding:var(--spacing-sm);background:linear-gradient(to top,rgba(0,0,0,.5) 0%,transparent 100%)}.like-button{display:inline-flex;align-items:center;gap:4px;padding:4px 8px;background:#ffffffd9;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:600;color:var(--color-text);transition:all var(--transition-fast)}.like-button:hover:not(:disabled){background:#fff}.like-button--liked{color:#f43f5e;background:#fecdd3d9}.like-button--animating .like-button__icon{animation:like-heartbeat .3s ease}.like-button:disabled{opacity:.7}.like-button__icon{font-size:1.1em;transition:transform var(--transition-fast)}.like-button__count{font-variant-numeric:tabular-nums;min-width:1.5ch}.upload-progress{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-md);display:flex;flex-direction:column;gap:var(--spacing-sm);animation:fadeIn var(--transition-slow) ease}.upload-progress--complete{border-color:var(--color-success);background:#f0fdf4}.upload-progress--error{border-color:var(--color-error);background:#fef2f2}.upload-progress__bar-container{width:100%;height:6px;background:var(--color-surface-tertiary);border-radius:var(--radius-full);overflow:hidden}.upload-progress__bar{height:100%;background:var(--color-primary);border-radius:var(--radius-full);transition:width var(--transition-base)}.upload-progress__bar--complete{background:var(--color-success)}.upload-progress__bar--error{background:var(--color-error)}.upload-progress__status{display:flex;align-items:center;gap:var(--spacing-sm);font-size:var(--font-size-sm);color:var(--color-text-secondary)}.upload-progress__percent{margin-left:auto;font-weight:600;font-variant-numeric:tabular-nums}.upload-progress__complete-icon,.upload-progress__error-icon{font-size:1.1em}.upload-progress__retry{margin-top:var(--spacing-xs);align-self:center}.qr-scanner{display:flex;flex-direction:column;gap:var(--spacing-md)}.qr-scanner__viewport{position:relative;width:100%;max-width:400px;aspect-ratio:4/3;margin:0 auto;border-radius:var(--radius-xl);overflow:hidden;background:#000}.qr-scanner__video{width:100%;height:100%;object-fit:cover}.qr-scanner__overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center}.qr-scanner__frame{width:200px;height:200px;border:3px solid var(--color-primary);border-radius:var(--radius-lg);box-shadow:0 0 0 9999px #0006;animation:qr-pulse 2s ease-in-out infinite}.qr-scanner__hint{font-size:var(--font-size-sm);color:var(--color-text-muted);text-align:center}.qr-scanner__error{text-align:center;padding:var(--spacing-lg);color:var(--color-error);font-size:var(--font-size-sm);display:flex;flex-direction:column;gap:var(--spacing-md);align-items:center}.access-form{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);padding:var(--spacing-2xl) var(--spacing-md);text-align:center;max-width:400px;margin:0 auto}.access-form__icon{font-size:3rem;margin-bottom:var(--spacing-sm)}.access-form__title{font-size:var(--font-size-2xl);font-weight:700}.access-form__description{font-size:var(--font-size-sm);color:var(--color-text-secondary);max-width:300px}.access-form__form{width:100%;display:flex;flex-direction:column;gap:var(--spacing-md);margin-top:var(--spacing-lg)}.access-form__input{width:100%;padding:.875rem 1rem;font-size:var(--font-size-lg);text-align:center;border:2px solid var(--color-border);border-radius:var(--radius-lg);outline:none;transition:border-color var(--transition-fast);letter-spacing:.1em}.access-form__input:focus{border-color:var(--color-primary)}.landing{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-xl);gap:var(--spacing-2xl)}.landing__header{text-align:center}.landing__logo{font-size:4rem;margin-bottom:var(--spacing-md)}.landing__title{font-size:var(--font-size-3xl);font-weight:800;color:var(--color-text);margin-bottom:var(--spacing-sm)}.landing__subtitle{font-size:var(--font-size-base);color:var(--color-text-secondary)}.landing__content{width:100%;max-width:400px;display:flex;flex-direction:column;gap:var(--spacing-lg)}.landing__form{display:flex;flex-direction:column;gap:var(--spacing-sm)}.landing__label{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-secondary)}.landing__input-group{display:flex;gap:var(--spacing-sm)}.landing__input{flex:1;padding:.75rem 1rem;font-size:var(--font-size-base);border:2px solid var(--color-border);border-radius:var(--radius-lg);outline:none;transition:border-color var(--transition-fast)}.landing__input:focus{border-color:var(--color-primary)}.landing__divider{display:flex;align-items:center;gap:var(--spacing-md);color:var(--color-text-muted);font-size:var(--font-size-sm)}.landing__divider:before,.landing__divider:after{content:"";flex:1;height:1px;background:var(--color-border)}.landing__back{align-self:flex-start;margin-bottom:var(--spacing-sm)}.landing__scan-hint{font-size:var(--font-size-sm);color:var(--color-text-muted);text-align:center}.landing__qr-placeholder{background:var(--color-surface);border:2px dashed var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-2xl);text-align:center;display:flex;flex-direction:column;gap:var(--spacing-md);align-items:center;color:var(--color-text-muted)}.upload-section{margin-bottom:var(--spacing-xl)}.upload-section__title,.recent-section__title{font-size:var(--font-size-lg);font-weight:700;margin-bottom:var(--spacing-md)}.recent-section__grid{display:flex;gap:var(--spacing-sm);overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;padding-bottom:var(--spacing-xs)}.recent-section__grid .photo-card{min-width:150px;max-width:200px;scroll-snap-align:start;flex-shrink:0;aspect-ratio:1}.fab{position:fixed;bottom:calc(var(--spacing-lg) + var(--safe-bottom));right:var(--spacing-lg);width:3.5rem;height:3.5rem;border-radius:var(--radius-full);background-color:var(--color-primary);color:#fff;font-size:1.5rem;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);transition:all var(--transition-fast);z-index:20}.fab:hover{background-color:var(--color-primary-dark);transform:scale(1.1)}.fab:active{transform:scale(.95)}.not-found{text-align:center}.not-found__code{font-size:5rem;font-weight:800;color:var(--color-primary);line-height:1;margin-bottom:var(--spacing-md);opacity:.3}.not-found__title{font-size:var(--font-size-2xl);font-weight:700;margin-bottom:var(--spacing-sm)}.not-found__description{color:var(--color-text-muted);margin-bottom:var(--spacing-xl)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes skeleton-pulse{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes like-heartbeat{0%{transform:scale(1)}25%{transform:scale(1.3)}50%{transform:scale(1)}75%{transform:scale(1.15)}to{transform:scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes qr-pulse{0%,to{box-shadow:0 0 0 9999px #0006}50%{box-shadow:0 0 0 9999px #0000004d}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.photo-card{animation:none;opacity:1}.photo-card__image{opacity:1}}@media (prefers-color-scheme: dark){:root{--color-surface: #1e293b;--color-surface-secondary: #0f172a;--color-surface-tertiary: #1e293b;--color-text: #f1f5f9;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--color-border: #334155;--color-border-light: #1e293b;--color-primary-bg: rgba(99, 102, 241, .15)}.event-header{background-color:#1e293bf2}.photo-card__footer{background:linear-gradient(to top,rgba(0,0,0,.7) 0%,transparent 100%)}}