:root{color-scheme:light dark;--bg: #fafafa;--surface: #ffffff;--text: #1a1a1a;--text-muted: #5c5c5c;--accent: #1565c0;--border: #e0e0e0;--header-bg: #ffffff;--shadow: 0 1px 3px rgb(0 0 0 / 8%);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}@media(prefers-color-scheme:dark){:root{--bg: #121212;--surface: #1e1e1e;--text: #f5f5f5;--text-muted: #b0b0b0;--accent: #64b5f6;--border: #333333;--header-bg: #1a1a1a;--shadow: 0 1px 3px rgb(0 0 0 / 40%)}}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}a{color:var(--accent)}.app-shell{min-height:100dvh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1rem;background:var(--header-bg);border-bottom:1px solid var(--border);box-shadow:var(--shadow);position:sticky;top:0;z-index:10}.app-brand{font-weight:700;font-size:1.05rem;color:var(--text);text-decoration:none}.app-main{flex:1;width:100%;max-width:960px;margin:0 auto;padding:1rem}.app-footer{padding:1rem;text-align:center;font-size:.85rem;color:var(--text-muted);border-top:1px solid var(--border)}.placeholder-card{background:var(--surface);border:1px dashed var(--border);border-radius:12px;padding:1.5rem}.placeholder-card h1{margin:0 0 .5rem;font-size:1.35rem}.placeholder-card p{margin:0;color:var(--text-muted)}.back-link{display:inline-block;margin-bottom:1rem;font-size:.9rem}.catalog-banner.svelte-7at6vc{padding:.65rem 1rem;font-size:.9rem;border-bottom:1px solid var(--border)}.catalog-banner--warning.svelte-7at6vc{background:#fff8e1;color:#5d4037}.catalog-banner--error.svelte-7at6vc{background:#ffebee;color:#b71c1c;display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}.catalog-banner--info.svelte-7at6vc{background:#e3f2fd;color:#0d47a1}@media(prefers-color-scheme:dark){.catalog-banner--warning.svelte-7at6vc{background:#3e2723;color:#ffcc80}.catalog-banner--error.svelte-7at6vc{background:#4a1414;color:#ef9a9a}.catalog-banner--info.svelte-7at6vc{background:#0d2137;color:#90caf9}}.catalog-banner__meta.svelte-7at6vc{opacity:.85}.catalog-banner__action.svelte-7at6vc{border:1px solid currentColor;background:transparent;color:inherit;border-radius:6px;padding:.2rem .6rem;cursor:pointer;font:inherit}