:root{
  --azul:#0071BC;
  --azul-esc:#005999;
  --verde:#00BFA6;
  --verde-esc:#00A58C;
  --bg:#f5f7fb;
  --texto:#0f172a;
  --muted:#64748b;
  --card:#ffffff;
  --borda:#e2e8f0;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--texto);background:var(--bg)}
.container{max-width:1100px;margin:0 auto;padding:24px}
.topbar{display:flex;justify-content:space-between;align-items:center;background:var(--card);border-bottom:1px solid var(--borda);padding:12px 16px;position:sticky;top:0;z-index:10}
.topbar .brand{font-weight:800;letter-spacing:.3px}
.topbar .menu a{margin-left:12px;text-decoration:none;color:var(--texto)}
.topbar .menu .sair{color:#ef4444}

.hero{background:var(--card);border:1px solid var(--borda);padding:24px;border-radius:16px;box-shadow:0 6px 16px rgba(2,6,23,.05);margin-top:24px}
.table{width:100%;border-collapse:separate;border-spacing:0;margin-top:16px}
.table th,.table td{padding:12px;border-bottom:1px solid var(--borda);text-align:left}
.table th{background:#f8fafc;font-weight:700}
.actions a{margin-right:8px;text-decoration:none}

.login-card{max-width:400px;margin:60px auto;background:var(--card);padding:24px;border-radius:16px;border:1px solid var(--borda);box-shadow:0 10px 24px rgba(2,6,23,.06)}
.login-card h1{margin:0 0 12px}
.login-card label{display:block;margin:10px 0 6px}
.login-card input{width:100%;padding:12px;border:1px solid var(--borda);border-radius:10px;outline:none}
.login-card .alert{padding:10px 12px;border-radius:10px;margin-bottom:12px}
.alert.erro{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}
.obs{color:var(--muted);font-size:14px}

.footer{margin:40px auto;max-width:1100px;text-align:center;color:var(--muted)}

/* Botão estilo ENEM 2025 */
.botao-enem{
  display:inline-block;
  background:linear-gradient(135deg,var(--azul),var(--verde));
  color:#fff;
  font-weight:700;
  font-size:16px;
  padding:12px 22px;
  border-radius:999px;
  text-decoration:none;
  box-shadow:0 10px 24px rgba(0,0,0,.18);
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
  letter-spacing:.3px
}
.botao-enem:hover{
  background:linear-gradient(135deg,var(--azul-esc),var(--verde-esc));
  transform:translateY(-1px);
  box-shadow:0 14px 28px rgba(0,0,0,.22);
}
.botao-enem.outline{
  background:#fff;
  color:var(--azul);
  border:2px solid var(--azul);
}
.botao-enem.outline:hover{
  background:#f0f9ff;
}

/* form cards */
.card{background:var(--card);border:1px solid var(--borda);padding:20px;border-radius:16px;margin-top:16px}
form .row{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
form .row .full{grid-column:1 / -1}
input,select{width:100%;padding:12px;border:1px solid var(--borda);border-radius:10px;outline:none}
label{font-size:.92rem;color:#0f172a}

/* ========================= */
/* NOVOS BOTÕES DE AÇÃO ENEM */
/* ========================= */
.btn-azul {
  background: var(--azul);
  color: #fff;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  box-shadow:0 4px 10px rgba(0,0,0,.15);
  transition: all .2s ease;
}
.btn-azul:hover { background: var(--azul-esc); color: #fff; }

.btn-laranja {
  background: #f59e0b;
  color: #fff;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  box-shadow:0 4px 10px rgba(0,0,0,.15);
  transition: all .2s ease;
}
.btn-laranja:hover { background: #d97706; color: #fff; }

.btn-vermelho {
  background: #ef4444;
  color: #fff;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  box-shadow:0 4px 10px rgba(0,0,0,.15);
  transition: all .2s ease;
}
.btn-vermelho:hover { background: #dc2626; color: #fff; }