:root {
  --primary: #4dd9d9;
  --primary-dark: #3bc4c4;
  --primary-light: #e0f7f7;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--gray-50); color: var(--gray-800); line-height: 1.6;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: contain;
}
a { color: var(--primary); text-decoration: none; cursor: pointer; }

/* Layout */
#app { display: flex; min-height: 100vh; }
.sidebar {
  width: 250px; background: var(--gray-900); color: white;
  padding-top: calc(20px + env(safe-area-inset-top));
  padding-bottom: calc(0px + env(safe-area-inset-bottom));
  padding-left: env(safe-area-inset-left);
  display: flex; flex-direction: column; position: fixed; top: 0; left: 0; bottom: 0; z-index: 100;
  transition: transform 0.3s ease;
}
.sidebar-header { padding: 0 20px 20px; border-bottom: 1px solid var(--gray-700); }
.sidebar-header h1 { font-size: 1.25rem; color: var(--primary); }
.sidebar-header p { font-size: 0.75rem; color: var(--gray-400); }
.sidebar-nav { flex: 1; padding: 10px 0; overflow-y: auto; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: var(--gray-300);
  font-size: 0.9rem; transition: all 0.2s;
}
.sidebar-nav a:hover, .sidebar-nav a.active { background: var(--gray-800); color: white; }
.sidebar-nav a.active { border-left: 3px solid var(--primary); color: var(--primary); }
.sidebar-logout { padding: 15px 20px; border-top: 1px solid var(--gray-700); }
.sidebar-logout button {
  width: 100%; padding: 8px; background: var(--gray-800); color: var(--gray-300); border: none;
  border-radius: var(--radius); cursor: pointer; font-size: 0.9rem;
}
.sidebar-logout button:hover { background: var(--gray-700); color: white; }

.main-content {
  flex: 1; min-width: 0; margin-left: 250px; padding: 20px; min-height: 100vh;
  padding-left: calc(20px + env(safe-area-inset-left));
  padding-right: calc(20px + env(safe-area-inset-right));
  padding-bottom: calc(20px + env(safe-area-inset-bottom));
}
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 10px; }
.page-header h2 { font-size: 1.5rem; color: var(--gray-900); }

/* Mobile */
.mobile-header {
  display: none; position: fixed; top: 0; left: 0; right: 0; background: var(--gray-900);
  color: white; z-index: 99; align-items: center; justify-content: space-between;
  padding: 12px 20px;
  padding-top: calc(12px + env(safe-area-inset-top));
  padding-left: calc(20px + env(safe-area-inset-left));
  padding-right: calc(20px + env(safe-area-inset-right));
}
.hamburger { background: none; border: none; color: white; font-size: 1.5rem; cursor: pointer; padding: 4px 8px; }
.overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 99; }
.overlay.show { display: block; }

/* Cards */
.card { background: white; border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 15px; }
.card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; margin-bottom: 20px; }
.stat-card { background: white; border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; text-align: center; cursor: pointer; transition: transform 0.2s; }
.stat-card:hover { transform: translateY(-2px); }
.stat-value { font-size: 1.75rem; font-weight: 700; color: var(--primary); }
.stat-label { font-size: 0.85rem; color: var(--gray-500); margin-top: 4px; }
.stat-card.success .stat-value { color: var(--success); }
.stat-card.danger .stat-value { color: var(--danger); }
.stat-card.warning .stat-value { color: var(--warning); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border: none;
  border-radius: var(--radius); cursor: pointer; font-size: 0.875rem; font-weight: 500; transition: all 0.2s;
}
.btn-primary { background: var(--primary); color: #0a0a0a; font-weight: 600; }
.btn-primary:hover { background: var(--primary-dark); color: #0a0a0a; }
.btn-success { background: var(--success); color: white; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #dc2626; }
.btn-warning { background: var(--warning); color: white; }
.btn-outline { background: white; color: var(--gray-700); border: 1px solid var(--gray-300); }
.btn-outline:hover { background: var(--gray-50); }
.btn-sm { padding: 4px 10px; font-size: 0.8rem; }
.btn-whatsapp { background: #25D366; color: white; }
.btn-whatsapp:hover { background: #1da851; }

/* Forms */
.form-group { margin-bottom: 15px; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 500; color: var(--gray-700); margin-bottom: 4px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 8px 12px; border: 1px solid var(--gray-300); border-radius: var(--radius);
  font-size: 0.9rem; transition: border-color 0.2s; font-family: inherit;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light);
}
.form-group textarea { min-height: 80px; resize: vertical; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; }
.form-actions { display: flex; gap: 10px; margin-top: 20px; }
.form-check { display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: 0.9rem; }
.form-check input { width: auto; }

/* Tables */
.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--gray-200); font-size: 0.875rem; }
th { background: var(--gray-50); font-weight: 600; color: var(--gray-600); white-space: nowrap; }
tr:hover { background: var(--gray-50); }
.actions { display: flex; gap: 6px; white-space: nowrap; }

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 0.75rem; font-weight: 500; }
.badge-success { background: #d1fae5; color: #065f46; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-info { background: #e0f7f7; color: #1a8a8a; }
.badge-gray { background: var(--gray-200); color: var(--gray-600); }

/* Modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); display: flex; align-items: center; justify-content: center; z-index: 200; padding: 20px; }
.modal { background: white; border-radius: var(--radius); width: 100%; max-width: 550px; max-height: 90vh; overflow-y: auto; padding: 25px; }
.modal h3 { margin-bottom: 20px; font-size: 1.2rem; }
.modal-confirm { text-align: center; }
.modal-confirm p { margin: 15px 0 25px; color: var(--gray-600); }

/* Filters */
.filters { display: flex; gap: 10px; margin-bottom: 15px; flex-wrap: wrap; align-items: center; }
.filters input, .filters select { padding: 6px 10px; border: 1px solid var(--gray-300); border-radius: var(--radius); font-size: 0.85rem; }
.filters input { min-width: 200px; }

/* Login */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: #0a0a0a;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
.login-card { background: #1a1a1a; border-radius: 12px; padding: 40px; width: 100%; max-width: 400px; box-shadow: 0 0 30px rgba(77,217,217,0.1); border: 1px solid #2a2a2a; }
.login-card h1 { text-align: center; color: var(--primary); margin-bottom: 8px; font-size: 1.8rem; }
.login-card p { text-align: center; color: #888; margin-bottom: 30px; font-size: 0.9rem; }
.login-card .btn { width: 100%; justify-content: center; padding: 10px; font-size: 1rem; }
.login-card .form-group label { color: #ccc; }
.login-card .form-group input { background: #0a0a0a; border-color: #333; color: white; }
.login-card .form-group input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(77,217,217,0.15); }
.login-error { background: #fee2e2; color: #991b1b; padding: 8px 12px; border-radius: var(--radius); margin-bottom: 15px; font-size: 0.85rem; }

/* Charts */
.chart-container { background: white; border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 15px; height: 340px; display: flex; flex-direction: column; }
.chart-container h3 { margin-bottom: 15px; font-size: 1rem; color: var(--gray-700); }
.chart-container canvas { flex: 1; min-height: 0; }
.charts-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); gap: 15px; }

/* Tabs */
.tabs { display: flex; gap: 5px; margin-bottom: 15px; }

/* Empty state */
.empty { text-align: center; color: var(--gray-400); padding: 40px 20px; }

/* Badge fisioterapia */
.badge-fisio { background: #ede9fe; color: #5b21b6; }

/* Aniversário popup */
.aniver-popup { max-width: 420px; }
.aniver-popup h3 { text-align: center; }
.aniver-list { margin: 15px 0; }
.aniver-item { display: flex; justify-content: space-between; align-items: center; padding: 10px; border-bottom: 1px solid var(--gray-200); }
.aniver-item:last-child { border-bottom: none; }

/* Anamnese */
.anamnese-resumo p { margin-bottom: 6px; font-size: 0.9rem; line-height: 1.5; }
.anamnese-campo { margin-bottom: 12px; }
.anamnese-campo strong { color: var(--gray-700); font-size: 0.85rem; }
.anamnese-campo p { margin-top: 2px; color: var(--gray-600); }

/* Agenda semanal */
.agenda-semanal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.agenda-dia { background: white; border-radius: var(--radius); box-shadow: var(--shadow); min-height: 120px; overflow: hidden; }
.agenda-dia-header { background: var(--gray-50); padding: 8px; text-align: center; font-weight: 600; font-size: 0.8rem; color: var(--gray-600); border-bottom: 1px solid var(--gray-200); }
.agenda-hoje .agenda-dia-header { background: var(--primary-light); color: var(--primary-dark); }
.agenda-dia-body { padding: 6px; }
.agenda-slot { padding: 6px; border-radius: 4px; margin-bottom: 4px; cursor: pointer; background: var(--gray-50); border-left: 3px solid var(--primary); font-size: 0.78rem; transition: background 0.2s; }
.agenda-slot:hover { background: var(--primary-light); }
.agenda-slot.cancelado { opacity: 0.5; border-left-color: var(--danger); }
.agenda-slot.faltou { opacity: 0.5; border-left-color: var(--warning); }
.agenda-slot.realizado { border-left-color: var(--success); }
.agenda-slot-hora { font-weight: 700; color: var(--gray-800); }
.agenda-slot-nome { color: var(--gray-700); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.agenda-slot-tipo { color: var(--gray-500); font-size: 0.72rem; }
.agenda-vazio { text-align: center; padding: 10px; color: var(--gray-300); font-size: 0.8rem; }

/* Agenda mensal / calendário */
.agenda-cal-header { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; margin-bottom: 4px; }
.agenda-cal-header div { text-align: center; font-weight: 600; font-size: 0.8rem; color: var(--gray-500); padding: 6px; }
.agenda-cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.agenda-cal-cell { background: white; border-radius: 4px; min-height: 60px; padding: 6px; box-shadow: var(--shadow); }
.agenda-cal-cell.empty { background: transparent; box-shadow: none; }
.agenda-cal-cell.agenda-hoje { border: 2px solid var(--primary); }
.agenda-cal-cell.tem-agenda { background: var(--primary-light); }
.cal-dia { font-weight: 600; font-size: 0.85rem; color: var(--gray-700); }
.cal-info { font-size: 0.72rem; color: var(--primary-dark); margin-top: 4px; }

/* Evolucoes */
.evolucoes-list .evolucao-item { border-left: 3px solid var(--primary); }

/* PWA Install Button */
.pwa-install-btn {
  position: fixed;
  bottom: calc(20px + env(safe-area-inset-bottom));
  right: calc(20px + env(safe-area-inset-right));
  z-index: 1000;
  background: var(--primary);
  color: #0a0a0a;
  font-weight: 600;
  padding: 12px 18px;
  border: none;
  border-radius: 50px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  cursor: pointer;
  font-size: 0.9rem;
  display: none;
  align-items: center;
  gap: 8px;
  transition: transform 0.2s;
}
.pwa-install-btn:hover { transform: translateY(-2px); }

/* Responsive */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .mobile-header { display: flex; }
  .main-content {
    margin-left: 0;
    padding-top: calc(80px + env(safe-area-inset-top));
    padding-left: calc(15px + env(safe-area-inset-left));
    padding-right: calc(15px + env(safe-area-inset-right));
    padding-bottom: calc(15px + env(safe-area-inset-bottom));
  }
  .card-grid { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
  .card-grid.cols-3 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; align-items: flex-start; }
  .filters { flex-direction: column; }
  .filters input, .filters select { min-width: auto; width: 100%; }
  /* Tabelas viram cards (um por linha) na largura da tela */
  .card:has(> .table-wrapper) { background: none; box-shadow: none; padding: 0; }
  .table-wrapper { overflow-x: visible; }
  table, tbody, tr, td { display: block; width: 100%; }
  thead { display: none; }
  tr { background: white; border: 1px solid var(--gray-200); border-radius: var(--radius); box-shadow: var(--shadow); padding: 12px 14px; margin-bottom: 12px; }
  tr:hover { background: white; }
  td { display: flex; justify-content: space-between; align-items: center; gap: 12px; border: none; padding: 6px 0; font-size: 0.9rem; text-align: right; white-space: normal; word-break: break-word; }
  td::before { content: attr(data-label); font-weight: 600; color: var(--gray-500); text-align: left; flex-shrink: 0; }
  td[data-label=""]::before { display: none; }
  td:first-child { display: block; text-align: left; font-weight: 700; font-size: 1rem; padding-bottom: 8px; margin-bottom: 4px; border-bottom: 1px solid var(--gray-100); }
  td:first-child::before { display: none; }
  td.empty { display: block; text-align: center; }
  td.empty::before { display: none; }
  td.actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: stretch; padding-top: 10px; margin-top: 4px; border-top: 1px solid var(--gray-100); }
  td.actions::before { display: none; }
  td.actions .btn { flex: 1 1 auto; text-align: center; justify-content: center; }
  .charts-grid { grid-template-columns: minmax(0, 1fr); }
  .chart-container { min-width: 0; }
  .agenda-semanal { grid-template-columns: 1fr; }
  .agenda-cal-cell { min-height: 40px; padding: 4px; }
}