*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-500: #6b7280;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827}html{font-size:16px;-webkit-tap-highlight-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--gray-50);color:var(--gray-900);min-height:100vh;line-height:1.5}.header{padding:1.5rem 1.5rem 1rem;text-align:center;border-bottom:1px solid var(--gray-200);background:#fff}.header__logos{display:flex;align-items:center;justify-content:center;gap:1.5rem;margin-bottom:.5rem}.header__logo{height:56px;width:auto;object-fit:contain}.header__logo--wide{height:48px}.header__row{display:flex;align-items:center;justify-content:center;gap:1rem}.header__subtitle{font-size:.875rem;color:var(--gray-500)}.header__download{display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .75rem;background:var(--gray-800);color:#fff;border-radius:5px;font-size:.8rem;font-weight:500;text-decoration:none;transition:background .2s}.header__download:hover{background:var(--gray-700)}.header__download svg{width:16px;height:16px}.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;padding:2px}@media (min-width: 640px){.gallery{grid-template-columns:repeat(4,1fr);gap:3px;padding:3px}}@media (min-width: 1024px){.gallery{grid-template-columns:repeat(5,1fr);gap:4px;padding:4px}}.gallery__item{aspect-ratio:1;overflow:hidden;cursor:pointer;background:var(--gray-100)}.gallery__item img{width:100%;height:100%;object-fit:cover;transition:opacity .2s}.gallery__item:hover img{opacity:.85}.viewer{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000f5;z-index:100;display:flex;flex-direction:column}.viewer__header{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;padding-top:calc(.75rem + env(safe-area-inset-top))}.viewer__close,.viewer__action{width:40px;height:40px;border:none;border-radius:50%;background:#ffffff1a;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}.viewer__close:hover,.viewer__action:hover{background:#fff3}.viewer__close svg,.viewer__action svg{width:20px;height:20px}.viewer__counter{font-size:.8rem;color:#fff9}.viewer__content{flex:1;display:flex;align-items:center;justify-content:center;padding:.5rem;overflow:hidden;position:relative}.viewer__media{max-width:100%;max-height:100%;object-fit:contain}.viewer__nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border:none;border-radius:50%;background:#ffffff1a;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:10;transition:background .2s}.viewer__nav:hover{background:#ffffff40}.viewer__nav--prev{left:.5rem}.viewer__nav--next{right:.5rem}.viewer__nav svg{width:24px;height:24px}@media (max-width: 640px){.viewer__nav{width:36px;height:36px}.viewer__nav svg{width:20px;height:20px}}.loading{display:flex;justify-content:center;padding:4rem}.loading__spinner{width:32px;height:32px;border:3px solid var(--gray-200);border-top-color:var(--gray-500);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty{text-align:center;padding:4rem 2rem;color:var(--gray-500);font-size:.95rem}.toast{position:fixed;bottom:calc(1rem + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);padding:.5rem 1.25rem;border-radius:6px;font-size:.85rem;z-index:200;animation:fadeIn .2s ease}.toast--success{background:var(--gray-800);color:#fff}.toast--error{background:#dc2626;color:#fff}@keyframes fadeIn{0%{opacity:0;transform:translate(-50%) translateY(8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}