:root{--azul: #1d4b8f;--azul-escuro: #123363;--cinza: #f4f6f9;--borda: #dde3ea;--verde: #2e9e4d;--amarelo: #d9a91a;--vermelho: #c73e3e;font-family:Segoe UI,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--cinza);color:#1a2332}a{color:inherit}.layout{display:flex;min-height:100vh}.sidebar{width:230px;background:var(--azul-escuro);color:#fff;padding:16px 0;flex-shrink:0}.sidebar h1{font-size:15px;padding:0 16px 16px;border-bottom:1px solid rgba(255,255,255,.15)}.sidebar nav a{display:block;padding:10px 16px;text-decoration:none;color:#cfe0f7;font-size:14px}.sidebar nav a.active,.sidebar nav a:hover{background:var(--azul);color:#fff}.conteudo{flex:1;padding:24px;max-width:1200px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.card{background:#fff;border:1px solid var(--borda);border-radius:8px;padding:16px;margin-bottom:16px}.grid-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:20px}.stat{text-align:center}.stat .num{font-size:28px;font-weight:700;color:var(--azul)}.stat .label{font-size:12px;color:#667;text-transform:uppercase}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:8px 10px;border-bottom:1px solid var(--borda);text-align:left}th{background:#eef2f7}.btn{display:inline-block;background:var(--azul);color:#fff;border:none;padding:8px 14px;border-radius:6px;cursor:pointer;font-size:14px;text-decoration:none}.btn:hover{background:var(--azul-escuro)}.btn.secundario{background:#667}.btn.perigo{background:var(--vermelho)}input,select,textarea{width:100%;padding:8px;border:1px solid var(--borda);border-radius:6px;font-size:14px;margin-bottom:10px}label{font-size:13px;font-weight:600;display:block;margin-bottom:4px;color:#445}.badge{padding:2px 8px;border-radius:10px;font-size:11px;color:#fff}.badge.em_andamento{background:var(--azul)}.badge.atrasada{background:var(--vermelho)}.badge.concluida{background:var(--verde)}.badge.planejada{background:#999}.badge.paralisada{background:var(--amarelo)}.badge.cancelada{background:#444}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--azul-escuro)}.login-box{background:#fff;padding:32px;border-radius:10px;width:340px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.portal-header{background:var(--azul-escuro);color:#fff;padding:24px;text-align:center}.portal-filtros{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}.obra-card{background:#fff;border:1px solid var(--borda);border-radius:8px;padding:14px;margin-bottom:12px}