:root{--bg: #f6f7f9;--card: #ffffff;--text: #1d2733;--muted: #6b7684;--accent: #2f6f4f;--border: #e1e5ea;--danger: #b3372f}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}.topbar{display:flex;align-items:center;gap:1.5rem;padding:.75rem 1.5rem;background:var(--card);border-bottom:1px solid var(--border)}.topbar .brand{font-weight:700;color:var(--accent)}.topbar a{color:var(--text);text-decoration:none}.topbar a.active{color:var(--accent);font-weight:600}.topbar .spacer{flex:1}.lang-toggle{cursor:pointer;background:none;border:1px solid var(--border);border-radius:6px;padding:.25rem .5rem;font-size:1rem}main{max-width:960px;margin:2rem auto;padding:0 1rem}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:1.25rem;margin-bottom:1rem}.btn{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:.5rem 1rem;cursor:pointer;font-size:.95rem}.btn.secondary{background:none;color:var(--text);border:1px solid var(--border)}.field{display:block;margin-bottom:.75rem}.field span{display:block;font-size:.85rem;color:var(--muted);margin-bottom:.25rem}.field input,.field select{width:100%;padding:.5rem;border:1px solid var(--border);border-radius:6px;font-size:1rem}.error{color:var(--danger);font-size:.9rem}.person-dot{display:inline-block;width:12px;height:12px;border-radius:50%;margin-right:.5rem}.login-wrap{display:grid;place-items:center;min-height:100vh}.login-card{width:320px}.empty{color:var(--muted);text-align:center;padding:3rem 1rem}