:root{--bg:#f7f7f8;--card:#fff;--border:#e2e2e5;--text:#1c1c1e;--muted:#6b6b70;--accent:#0f6e5c;--accent-hover:#0b5747;--danger:#b3261e}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:var(--accent)}.container{max-width:880px;margin:0 auto;padding:32px 20px 80px}.card{border:1px solid var(--border);border-radius:12px;padding:24px;margin-bottom:20px}.card,.nav{background:var(--card)}.nav{display:flex;gap:20px;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border);flex-wrap:wrap}.nav a{color:var(--text);text-decoration:none;font-size:14px}.nav .brand,.nav a:hover{color:var(--accent)}.nav .brand{font-weight:700;margin-right:auto}label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;margin-top:16px;color:var(--muted)}label:first-child{margin-top:0}input[type=email],input[type=number],input[type=password],input[type=text],select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;background:#fff;color:var(--text)}textarea{resize:vertical}button{cursor:pointer;border:none;border-radius:8px;padding:10px 18px;font-size:14px;font-weight:600;background:var(--accent);color:#fff}button:hover{background:var(--accent-hover)}button.secondary{background:transparent;color:var(--text);border:1px solid var(--border)}button.secondary:hover{background:#eee}button:disabled{opacity:.5;cursor:not-allowed}table{width:100%;border-collapse:collapse;font-size:14px}td,th{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}.muted{color:var(--muted)}.error,.muted{font-size:13px}.error{color:var(--danger);margin-top:8px}.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1 1;min-width:160px}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:#eef6f3;color:var(--accent)}