:root{color-scheme:light dark;--tint: #b3212e;--bg: canvas;--text: canvastext;--secondary-text: #6e6e73;--border: rgba(127, 127, 127, .3);--destructive: #d0342c}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.app-shell{max-width:720px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column}.screen-scroll{display:flex;flex-direction:column;min-height:100vh}.nav-bar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg);z-index:10}.nav-bar .nav-title{font-weight:600;font-size:17px;text-align:center;flex:1}.nav-bar .nav-title-mono{font-family:SF Mono,ui-monospace,Menlo,Consolas,monospace}.nav-back{background:none;border:none;color:var(--tint);font-size:17px;cursor:pointer;padding:4px 8px;min-width:60px;text-align:left}.nav-spacer{min-width:60px}.home{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:32px;gap:24px;min-height:100vh}.home .icon{font-size:72px}.home h1{margin:0;font-size:32px}.home p.subtitle{margin:0;color:var(--secondary-text);max-width:320px}.home .actions{display:flex;flex-direction:column;gap:16px;width:100%;max-width:320px}.btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 20px;border-radius:12px;font-size:17px;font-weight:600;cursor:pointer;width:100%}.btn-bordered{background:transparent;color:var(--tint);border:1.5px solid var(--tint)}.source-link{color:var(--secondary-text);font-size:13px;text-decoration:none}.source-link:hover{text-decoration:underline}.visited{display:flex;flex-direction:column;align-items:center;gap:4px}.visited-count{margin:0;font-size:15px;font-weight:500}.btn-text-destructive{background:none;border:none;color:var(--destructive);font-size:13px;cursor:pointer;padding:4px}.president-list{list-style:none;margin:0;padding:0}.president-list li{border-bottom:1px solid var(--border)}.president-row{display:flex;align-items:center;gap:12px;padding:10px 16px;text-decoration:none;color:var(--text);cursor:pointer;background:none;border:none;width:100%;text-align:left;font-size:16px}.president-row:hover{background:#7f7f7f14}.president-thumb{width:44px;height:44px;border-radius:50%;object-fit:cover;flex-shrink:0;background:#7f7f7f33}.president-thumb-placeholder{display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--secondary-text)}.president-row .names{display:flex;flex-direction:column}.president-row .names .name{font-weight:600}.president-row .names .term{font-size:13px;color:var(--secondary-text)}.detail{padding:16px;flex:1}.progress-bar{display:flex;gap:2px;height:6px;margin-bottom:16px}.progress-segment{flex:1;border-radius:1.5px;background:#7f7f7f26}.detail-image{width:100%;border-radius:12px;display:block;background:#7f7f7f33}.detail-image-placeholder{width:100%;height:220px;border-radius:12px;background:#7f7f7f33;display:flex;align-items:center;justify-content:center;font-size:64px;color:var(--secondary-text)}.detail-text{margin-top:16px;opacity:0;transition:opacity .5s ease-in}.detail-text.visible{opacity:1}.detail-text h1{margin:0 0 8px;font-size:28px}.detail-text .subtitle{margin:0 0 16px;color:var(--secondary-text);font-weight:600}.detail-text p{margin:0 0 16px;line-height:1.5}.wiki-link{color:var(--tint);text-decoration:none;font-size:15px}.wiki-link:hover{text-decoration:underline}.detail-toolbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-top:1px solid var(--border);position:sticky;bottom:0;background:var(--bg)}.toolbar-btn{background:none;border:none;color:var(--tint);font-size:15px;cursor:pointer;display:flex;align-items:center;gap:4px;padding:8px 12px}.toolbar-btn:disabled{color:var(--secondary-text);cursor:default;opacity:.5}