:root{--background-dark: #ffffff;--panel-background: #f8f9fa;--primary-text: #212529;--secondary-text: #6c757d;--accent-color: #495057;--accent-hover: #343a40;--border-color: #dee2e6}*{margin:0;padding:0;box-sizing:border-box}button:focus,button:active,.language-switch:focus,.language-switch:active,.nav-dot:focus,.nav-dot:active,.ghost-button:focus,.ghost-button:active,.nav-arrow:focus,.nav-arrow:active,.close-button:focus,.close-button:active,.primary-button:focus,.primary-button:active{outline:none!important;-webkit-tap-highlight-color:transparent;-webkit-focus-ring-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var( #ffffff);color:var(--primary-text);overflow:hidden}#root,.App{width:100vw;height:100vh;position:relative}.app-header{position:absolute;top:0;left:0;width:100%;display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:#ffffffd9;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:1001}.brand{display:flex;align-items:center;gap:10px}.brand__logo{width:34px;height:34px;display:flex;align-items:center;justify-content:center}.brand__logo img{width:100%;height:100%;object-fit:contain}.brand__text{line-height:1.1}.brand__title{font-size:1rem;font-weight:700;margin:0}.brand__subtitle{font-size:.8rem;color:var(--secondary-text);margin:0}.header-controls{display:flex;align-items:center;gap:12px}.language-switch{background:#fff;border:1px dotted var(--border-color);border-radius:0;padding:6px 8px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:4px;font-size:.8rem;font-weight:500;color:var(--primary-text);transition:background-color .2s ease,border-color .2s ease;min-width:60px;height:32px}.language-option{padding:2px 3px;border-radius:0;transition:all .2s ease;color:var(--secondary-text);min-width:20px;text-align:center}.language-option.active{background:var(--accent-color);color:#fff;font-weight:600}.language-separator{color:var(--border-color);font-weight:300;font-size:.7rem}.app-footer{position:absolute;bottom:0;left:0;width:100%;display:flex;justify-content:center;pointer-events:none;z-index:40}.footer-hint{margin:10px;padding:8px 12px;background:#ffffffd9;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border:1px dotted var(--border-color);color:var(--secondary-text);font-size:.85rem;pointer-events:auto}.ghost-button{background:#fff;color:var(--primary-text);border:1px dotted var(--border-color);padding:6px 8px;cursor:pointer;transition:background-color .2s ease,border-color .2s ease;font-size:.8rem;font-weight:500;min-width:60px;height:32px;display:flex;align-items:center;justify-content:center}.ghost-button:hover{background:#0000001a;border-color:#adb5bd}.primary-button{background:var(--accent-color);color:#fff;border:none;padding:10px 16px;cursor:pointer;font-weight:600;transition:background-color .2s ease,transform .02s ease}.primary-button:hover{background:var(--accent-hover)}.primary-button:active{transform:translateY(1px)}.kbd{display:inline-block;padding:2px 6px;border:1px dotted var(--border-color);border-bottom-width:3px;background:#0000;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;font-size:.85em}.loading-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background-color:var(--background-dark);display:flex;justify-content:center;align-items:center;flex-direction:column;gap:20px;z-index:10;transition:opacity .25s ease}.spinner{width:50px;height:50px;border:4px dotted var(--border-color);border-top:4px dotted var(--accent-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.detail-view-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#ffffff4d;display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.detail-view-panel{background-color:#ffffffe6;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border:1px dotted var(--border-color);padding:0;width:520px;max-width:90vw;height:90vh;overflow:visible;position:relative;display:flex;flex-direction:column;gap:5px;box-shadow:0 3px 9px #0000001f}.detail-view-backdrop.side-docked{justify-content:flex-end;align-items:stretch;background-color:#fff0;pointer-events:none}.detail-view-panel.side-docked{pointer-events:auto;height:calc(100vh - 100px);max-height:calc(100vh - 100px);margin-top:60px;margin-bottom:40px}.help-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#fff6;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:900}.help-panel{background:var(--panel-background);border:1px dotted var(--border-color);width:min(560px,92vw);padding:24px;position:relative}.help-title{font-size:1.2rem;margin-bottom:12px}.help-list{display:grid;gap:10px;color:var(--secondary-text);margin-bottom:16px}.help-actions{display:flex;justify-content:flex-end}.detail-view-header{display:flex;justify-content:space-between;align-items:center}.detail-view-title{font-size:1.2rem;font-weight:600;color:var(--primary-text)}.nav-button{background:var(--border-color);color:var(--primary-text);border:none;padding:10px 20px;cursor:pointer;font-weight:500;transition:background-color .2s ease}.nav-button:hover{background:var(--accent-hover)}.detail-view-topbar{flex:0 0 auto;display:flex;justify-content:flex-end;padding:0}.close-button{position:absolute;top:1px;right:1px;background:#fffc;border:1px dotted rgba(255,255,255,.3);width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer;color:gray;transition:all .2s ease;line-height:1;z-index:1003;box-shadow:0 2px 8px #0000000d}.close-button:hover{background:#ffffffe6;transform:scale(1.1);box-shadow:0 4px 12px #0000001a}.detail-view-body{flex:1 1 auto;overflow:auto;padding:4px 8px 8px}.detail-columns{display:flex;flex-direction:column;gap:0;align-items:center;justify-content:center}.detail-view-content.transitioning{opacity:0}.content-item{display:flex;flex-direction:column;align-items:center;text-align:center;max-width:400px}.content-item img{border:1px dotted var(--border-color);background-color:#f8f9fa;max-width:100%;height:auto;display:block}.image-container{position:relative;width:100%;height:auto;background-color:#fff}.main-image{transition:all .3s ease-in-out;background-color:#fff}.next-image{position:absolute;top:0;left:0;width:100%;height:100%;transition:all .3s ease-in-out;background-color:#fff}.white-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#fff;opacity:0;transition:opacity .3s ease-in-out;display:flex;align-items:center;justify-content:center}.white-overlay--opaque{opacity:1}.white-overlay .spinner{width:36px;height:36px;border-width:3px}#photo-img,#legend-img{object-fit:contain;background-color:#fff;max-width:400px;width:100%;height:auto}.centered-message{text-align:center;padding:40px;color:var(--secondary-text);display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;width:100%}@media (max-width: 768px){.app-header{padding:8px 12px}.brand__title{font-size:.95rem}.brand__subtitle{font-size:.75rem}.header-controls{gap:8px}.ghost-button{padding:4px 6px;font-size:.75rem;min-width:50px;height:28px}.language-switch{padding:4px 6px;font-size:.75rem;gap:3px;min-width:50px;height:28px}.language-option{padding:1px 2px;min-width:18px}.detail-view-panel{padding:16px;gap:16px}.detail-view-content{flex-direction:column;align-items:center;gap:0}.content-item{width:100%}.detail-view-header{flex-wrap:wrap;gap:10px}.detail-view-title{order:2;width:100%;text-align:center}.nav-button{order:1;flex-grow:1}.close-button{top:0;right:0;width:32px;height:32px;font-size:16px;background:#fff0;border:1px solid rgba(0,0,0,0);box-shadow:0 4px 12px #0000}.detail-view-backdrop.side-docked{justify-content:center;align-items:center;background-color:#fff0;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);pointer-events:auto}.detail-view-panel.side-docked{width:90vw;max-width:90vw;height:calc(90vh - 50px);max-height:calc(90vh - 65px);margin-top:50px}}.debug-stats-panel{position:absolute;top:10px;right:10px;background:#ffffffd9;color:var(--primary-text);padding:12px;font-family:Courier New,monospace;font-size:12px;z-index:1001;min-width:200px;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border:1px dotted rgba(255,255,255,.3)}.debug-stats-header{margin-bottom:8px;border-bottom:1px dotted rgba(0,0,0,.2);padding-bottom:4px}.debug-stats-header h4{margin:0;font-size:14px;font-weight:700;color:var(--accent-color)}.debug-stats-content{display:flex;flex-direction:column;gap:4px}.debug-stat-item{display:flex;justify-content:space-between;align-items:center;padding:2px 0}.debug-stat-label{color:var(--secondary-text);font-weight:400}.debug-stat-value{color:var(--primary-text);font-weight:700;text-align:right}.debug-stat-item:first-child .debug-stat-value{color:#0f0}.debug-stat-item:nth-child(1) .debug-stat-value{color:#0f0}.debug-stat-item:nth-child(2) .debug-stat-value{color:#ff0}.debug-stat-item:nth-child(3) .debug-stat-value{color:#0ff}.debug-stat-item:nth-child(4) .debug-stat-value{color:#f80}.debug-stat-item:nth-child(5) .debug-stat-value{color:#f0f}.debug-stat-item:nth-child(6) .debug-stat-value{color:#ff0080}.bottom-navigation{position:fixed;bottom:20px;right:0;width:520px;max-width:90vw;display:flex;align-items:center;gap:20px;background:#fffc;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border:1px dotted rgba(255,255,255,.3);padding:12px 20px;box-shadow:0 5px 20px #0000000d;z-index:1001;pointer-events:auto}.nav-arrow{background:#fff9;color:var(--primary-text);border:1px dotted rgba(255,255,255,.3);width:40px;height:40px;cursor:pointer;font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:center;transition:transform .15s ease,background-color .15s ease;box-shadow:0 2px 6px #0000000d;backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px)}.nav-arrow:hover{background:#fffc;transform:scale(1.1);box-shadow:0 4px 12px #0000001a}.nav-arrow:active{transform:scale(.95)}.navigation-dots{display:flex;align-items:center;justify-content:space-between;flex-grow:1;overflow-x:auto;padding:4px 0;scrollbar-width:none;-ms-overflow-style:none}.navigation-dots::-webkit-scrollbar{display:none}.nav-dot{background:var(--border-color);border:none;width:2px;height:2px;border-radius:50%;cursor:pointer;transition:all .2s ease;flex-shrink:0;opacity:.7}.nav-dot:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 0 1px #ffffff80}.nav-dot.active{width:16px;height:16px;opacity:1}@media (max-width: 768px){.bottom-navigation{bottom:10px;right:50%;transform:translate(50%);width:90vw;max-width:90vw;padding:8px 16px;gap:12px}.nav-arrow{width:36px;height:36px;font-size:16px}.navigation-dots{flex-grow:1}.nav-dot{width:2px;height:2px;border-radius:50%}.nav-dot.active{width:16px;height:16px}}