:root{--bg: #f5f5f7;--card: #ffffff;--text: #1d1d1f;--muted: #6e6e73;--accent: #4f46e5;--border: #e5e5ea}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.navbar{display:flex;align-items:center;gap:16px;padding:12px 24px;background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.navbar a{color:var(--text);text-decoration:none;font-weight:600}.navbar .spacer{flex:1}.container{max-width:720px;margin:24px auto;padding:0 16px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:16px}.btn{display:inline-block;border:none;border-radius:8px;padding:8px 14px;cursor:pointer;background:var(--accent);color:#fff;font-size:14px}.btn.secondary{background:transparent;color:var(--accent);border:1px solid var(--accent)}.btn.danger{background:#dc2626}input,textarea,select{width:100%;padding:10px;border:1px solid var(--border);border-radius:8px;font-size:14px;margin-bottom:12px}.media{max-width:100%;border-radius:8px;display:block}.tag{display:inline-block;background:#eef2ff;color:var(--accent);border-radius:999px;padding:2px 10px;font-size:12px;margin-right:6px}.muted{color:var(--muted);font-size:13px}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:#111827;color:#fff;padding:10px 18px;border-radius:8px;z-index:100}.row{display:flex;gap:10px;align-items:center}.grow{flex:1}