/* ============================================================
   SME São Gonçalo do Amarante — Gestão de Turmas
   styles.css · v2.0.0-cloudflare
   Design System SME v3.0 — #1565C0 / Poppins / FA6
   ============================================================ */

:root {
  --primary: #1565C0;
  --primary-hover: #0d47a1;
  --primary-light: #BBDEFB;
  --primary-soft: #E3F2FD;
  --success: #2E7D32;
  --success-soft: #E8F5E9;
  --warning: #EF6C00;
  --warning-soft: #FFF3E0;
  --danger: #C62828;
  --danger-soft: #FFEBEE;
  --gray-900: #1f2937;
  --gray-700: #374151;
  --gray-600: #4b5563;
  --gray-500: #6b7280;
  --gray-400: #9ca3af;
  --gray-300: #d1d5db;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --gray-50:  #f9fafb;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
  color: var(--gray-900);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select { font-family: inherit; }
.hidden { display: none !important; }

/* ============================================================
   LOGIN
   ============================================================ */
#login {
  min-height: 100vh;
  background: var(--primary);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.login-card {
  background: #fff; border-radius: 20px;
  max-width: 420px; width: 100%;
  padding: 40px 36px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}
.login-logo {
  display: block; margin: 0 auto 18px;
  width: 80px; height: 80px;
  border-radius: 14px; object-fit: cover;
}
.login-title  { text-align: center; font-size: 22px; font-weight: 700; color: var(--primary); margin-bottom: 6px; }
.login-subtitle { text-align: center; font-size: 13px; color: var(--gray-500); margin-bottom: 28px; }
.login-field { margin-bottom: 16px; }
.login-field label {
  display: flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  color: var(--gray-600); letter-spacing: 0.5px; margin-bottom: 6px;
}
.login-field label i { width: 14px; }
.login-input-wrap { position: relative; }
.login-input-wrap > i {
  position: absolute; left: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--gray-400); font-size: 14px;
}
.login-input-wrap input {
  width: 100%;
  padding: 12px 14px 12px 40px;
  font-size: 14px;
  border: 1.5px solid var(--gray-300);
  border-radius: 10px; outline: none;
  transition: border-color 0.15s;
}
.login-input-wrap input:focus { border-color: var(--primary); }
.login-btn {
  width: 100%; padding: 13px;
  background: var(--primary); color: #fff;
  font-size: 14px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1px;
  border-radius: 10px; margin-top: 8px;
  transition: background 0.15s;
}
.login-btn:hover    { background: var(--primary-hover); }
.login-btn:disabled { background: var(--gray-400); cursor: not-allowed; }
.login-error {
  display: none; margin-top: 14px;
  padding: 10px 12px;
  background: var(--danger-soft); color: var(--danger);
  border-radius: 8px; font-size: 13px;
  border-left: 3px solid var(--danger);
}
.login-error.show { display: block; }
.login-version {
  text-align: center;
  font-size: 11px; color: var(--gray-400);
  margin-top: 16px; font-weight: 600;
}
.login-footer  { text-align: center; font-size: 11px; color: var(--gray-500); margin-top: 8px; }

/* ============================================================
   SHELL
   ============================================================ */
#shell {
  display: none;
  min-height: 100vh; flex-direction: column;
}
#shell.show { display: flex; }

.topbar {
  background: #fff;
  border-bottom: 4px solid var(--primary);
  padding: 14px 28px;
  display: flex; align-items: center; gap: 18px;
  position: sticky; top: 0; z-index: 50;
  box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}
.topbar-logo  { width: 44px; height: 44px; border-radius: 8px; object-fit: cover; }
.topbar-title { font-size: 16px; font-weight: 700; color: var(--primary); line-height: 1.2; }
.topbar-subtitle { font-size: 11px; color: var(--gray-500); font-weight: 500; }
.topbar-spacer { flex: 1; }
.topbar-school {
  background: var(--primary-soft); color: var(--primary);
  padding: 6px 14px; border-radius: 20px;
  font-size: 12px; font-weight: 600;
  max-width: 280px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.topbar-btn {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--gray-100); color: var(--gray-700);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px;
  transition: background 0.15s, color 0.15s;
}
.topbar-btn:hover { background: var(--primary-soft); color: var(--primary); }
.topbar-btn.danger:hover { background: var(--danger-soft); color: var(--danger); }

.content {
  flex: 1; padding: 28px;
  max-width: 1500px; width: 100%; margin: 0 auto;
}
.page-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 22px; gap: 16px; flex-wrap: wrap;
}
.page-header h1 {
  font-size: 22px; font-weight: 700; color: var(--gray-900);
  display: flex; align-items: center; gap: 12px;
}
.page-header h1 i { color: var(--primary); }
.page-header p { font-size: 13px; color: var(--gray-500); margin-top: 4px; }

/* ============================================================
   BOTÕES
   ============================================================ */
.btn-primary {
  background: var(--primary); color: #fff;
  padding: 11px 20px;
  border-radius: 10px;
  font-size: 13px; font-weight: 700;
  display: inline-flex; align-items: center; gap: 8px;
  transition: background 0.15s;
}
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary {
  background: var(--gray-200); color: var(--gray-700);
  padding: 11px 20px;
  border-radius: 10px;
  font-size: 13px; font-weight: 600;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-secondary:hover { background: var(--gray-300); }
.btn-danger {
  background: var(--danger); color: #fff;
  padding: 11px 20px;
  border-radius: 10px;
  font-size: 13px; font-weight: 700;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-danger:hover { background: #a51e1e; }

/* ============================================================
   FILTROS
   ============================================================ */
.filtros-card {
  background: #fff;
  border-radius: 14px;
  padding: 20px 22px;
  margin-bottom: 22px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}
.filtros-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px; align-items: end;
}
.filtros-grid label {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  color: var(--gray-600); letter-spacing: 0.4px;
  margin-bottom: 4px; display: block;
}
.filtros-grid input,
.filtros-grid select {
  width: 100%;
  padding: 9px 12px;
  border: 1.5px solid var(--gray-300);
  border-radius: 8px;
  font-size: 13px; background: #fff;
  color: var(--gray-900); outline: none;
  transition: border-color 0.15s;
}
.filtros-grid input:focus,
.filtros-grid select:focus { border-color: var(--primary); }
.filtros-actions { display: flex; gap: 8px; }
.filtros-actions .btn-secondary { padding: 9px 14px; font-size: 12px; }

/* ============================================================
   STATS
   ============================================================ */
.stats-row {
  display: flex; gap: 14px;
  margin-bottom: 22px; flex-wrap: wrap;
}
.stat-card {
  background: #fff; border-radius: 12px;
  padding: 16px 20px;
  flex: 1; min-width: 160px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
  border-left: 4px solid var(--primary);
}
.stat-card .label {
  font-size: 11px; color: var(--gray-500); font-weight: 600;
  text-transform: uppercase;
}
.stat-card .value {
  font-size: 24px; font-weight: 800; color: var(--gray-900);
  margin-top: 4px;
}
.stat-card.success { border-left-color: var(--success); }
.stat-card.warning { border-left-color: var(--warning); }
.stat-card.gray    { border-left-color: var(--gray-400); }

/* ============================================================
   TABELA
   ============================================================ */
.tabela-card {
  background: #fff; border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}
.tabela-header {
  padding: 16px 22px;
  border-bottom: 1px solid var(--gray-200);
  display: flex; justify-content: space-between; align-items: center;
  gap: 12px; flex-wrap: wrap;
}
.tabela-header h2 { font-size: 14px; font-weight: 700; color: var(--gray-900); }
.tabela-header .count { font-size: 12px; color: var(--gray-500); font-weight: 500; }
.tabela-wrap { overflow-x: auto; max-height: calc(100vh - 380px); }

table.turmas { width: 100%; border-collapse: collapse; font-size: 13px; }
table.turmas thead { background: var(--gray-50); position: sticky; top: 0; z-index: 5; }
table.turmas th {
  text-align: left;
  padding: 11px 14px;
  font-weight: 700; font-size: 11px; color: var(--gray-600);
  text-transform: uppercase; letter-spacing: 0.4px;
  border-bottom: 1px solid var(--gray-200);
  white-space: nowrap;
}
table.turmas td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--gray-100);
  color: var(--gray-700);
  vertical-align: middle;
}
table.turmas tbody tr:hover { background: var(--gray-50); }
table.turmas tbody tr.inativa { opacity: 0.55; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.3px;
}
.badge.manha    { background: #FFF8E1; color: #B8860B; }
.badge.tarde    { background: var(--warning-soft); color: var(--warning); }
.badge.noite    { background: #E1F5FE; color: #0277BD; }
.badge.integral { background: #F3E5F5; color: #6A1B9A; }
.badge.ativo    { background: var(--success-soft); color: var(--success); }
.badge.inativo  { background: var(--gray-200); color: var(--gray-600); }

.acoes { display: flex; gap: 6px; }
.btn-icone {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--gray-100); color: var(--gray-600);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  transition: all 0.15s;
}
.btn-icone:hover         { background: var(--primary-soft); color: var(--primary); }
.btn-icone.danger:hover  { background: var(--danger-soft); color: var(--danger); }
.btn-icone.warning:hover { background: var(--warning-soft); color: var(--warning); }
.btn-icone.success:hover { background: var(--success-soft); color: var(--success); }

.empty-state { text-align: center; padding: 60px 20px; color: var(--gray-500); }
.empty-state i  { font-size: 36px; color: var(--gray-300); margin-bottom: 12px; }
.empty-state h3 { font-size: 15px; font-weight: 600; color: var(--gray-700); margin-bottom: 6px; }
.empty-state p  { font-size: 13px; }

/* ============================================================
   LOADING + TOAST
   ============================================================ */
.loading-overlay {
  position: fixed; inset: 0;
  background: rgba(255,255,255,0.85);
  display: none; align-items: center; justify-content: center;
  z-index: 200;
}
.loading-overlay.show { display: flex; }
.spinner {
  width: 50px; height: 50px;
  border: 4px solid var(--gray-200);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.toast {
  position: fixed; bottom: 30px; right: 30px;
  background: var(--gray-900); color: #fff;
  padding: 14px 22px;
  border-radius: 10px;
  display: none; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 500;
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
  z-index: 250; max-width: 420px;
}
.toast.show     { display: flex; animation: slideIn 0.25s ease; }
.toast.success  { background: var(--success); }
.toast.error    { background: var(--danger); }
.toast.warning  { background: var(--warning); }
@keyframes slideIn { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ============================================================
   MODAIS
   ============================================================ */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: none; align-items: center; justify-content: center;
  z-index: 150; padding: 20px;
}
.modal-backdrop.show { display: flex; }
.modal {
  background: #fff; border-radius: 16px;
  width: 100%; max-width: 580px;
  max-height: 90vh; overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--gray-200);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-header h3 {
  font-size: 16px; font-weight: 700; color: var(--gray-900);
  display: flex; align-items: center; gap: 10px;
}
.modal-header h3 i { color: var(--primary); }
.modal-close {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--gray-100); color: var(--gray-500);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s;
}
.modal-close:hover { background: var(--danger-soft); color: var(--danger); }
.modal-body  { padding: 22px 24px; }
.modal-body .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.modal-body label {
  display: block;
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  color: var(--gray-600); letter-spacing: 0.3px;
  margin-bottom: 6px;
}
.modal-body input,
.modal-body select {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--gray-300);
  border-radius: 8px;
  font-size: 14px; background: #fff;
  outline: none;
  transition: border-color 0.15s;
}
.modal-body input:focus,
.modal-body select:focus { border-color: var(--primary); }
.modal-body input:disabled,
.modal-body select:disabled { background: var(--gray-100); color: var(--gray-500); cursor: not-allowed; }
.modal-body .field { margin-bottom: 14px; }
.modal-body .helper { font-size: 11px; color: var(--gray-500); margin-top: 4px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--gray-200);
  display: flex; justify-content: flex-end; gap: 10px;
}
.modal.small { max-width: 440px; }

.confirm-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  margin: 4px auto 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.confirm-icon.warning { background: var(--warning-soft); color: var(--warning); }
.confirm-icon.danger  { background: var(--danger-soft);  color: var(--danger); }
.confirm-icon.info    { background: var(--primary-soft); color: var(--primary); }
.confirm-text { text-align: center; font-size: 14px; color: var(--gray-700); line-height: 1.5; }
.confirm-text strong { color: var(--gray-900); }

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 768px) {
  .topbar         { padding: 10px 14px; gap: 10px; }
  .topbar-school  { display: none; }
  .content        { padding: 16px; }
  .page-header    { flex-direction: column; align-items: stretch; }
  .filtros-grid   { grid-template-columns: 1fr 1fr; }
  .modal-body .grid-2 { grid-template-columns: 1fr; }
  table.turmas    { font-size: 12px; }
  table.turmas th, table.turmas td { padding: 9px 10px; }
}

/* ============================================================
   IMPRESSÃO
   ============================================================ */
.print-banner   { display: none; }
.print-banner h2 { font-size: 16px; color: var(--primary); font-weight: 700; }
.print-banner p  { font-size: 12px; color: var(--gray-600); }

@media print {
  .topbar, .filtros-card, .stats-row,
  .tabela-header, .acoes,
  .btn-primary, .btn-secondary { display: none !important; }

  body { background: #fff; }
  .content { padding: 0; }
  .tabela-card { box-shadow: none; border-radius: 0; }
  .tabela-wrap { max-height: none; overflow: visible; }

  .print-banner {
    display: block !important;
    padding: 12px 0;
    border-bottom: 3px solid var(--primary);
    margin-bottom: 12px;
  }
}