/* ============================================================
   Área do Cliente - Design System & Stylesheet
   Modern, Clean, Anti-slop Web UI (Vanilla CSS)
   ============================================================ */

:root {
  --primary-color: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  
  --bg-gradient-from: #0f172a;
  --bg-gradient-to: #1e1b4b;

  --surface-bg: #ffffff;
  --body-bg: #f8fafc;
  --card-bg: #ffffff;
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  --border-color: #e2e8f0;
  --border-hover: #cbd5e1;

  --success-color: #10b981;
  --success-bg: #d1fae5;
  --success-text: #065f46;

  --warning-color: #f59e0b;
  --warning-bg: #fef3c7;
  --warning-text: #92400e;

  --danger-color: #ef4444;
  --danger-bg: #fee2e2;
  --danger-text: #991b1b;

  --info-color: #3b82f6;
  --info-bg: #dbeafe;
  --info-text: #1e40af;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 20px -2px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 30px -4px rgba(0, 0, 0, 0.12);

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* Base resets */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--body-bg);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--primary-hover);
}

/* Layout container */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Navigation */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-main);
}

.brand-badge {
  background: linear-gradient(135deg, #4f46e5, #6366f1);
  color: white;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-link {
  color: var(--text-muted);
  font-weight: 5rem;
  font-size: 0.95rem;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-color);
  background-color: var(--primary-light);
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 16px;
  border-left: 1px solid var(--border-color);
}

.avatar-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4f46e5, #818cf8);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

.user-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
}

/* Page content */
.main-content {
  flex: 1;
  padding: 36px 0 60px 0;
}

.page-header {
  margin-bottom: 28px;
}

.welcome-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.welcome-subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 4px;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.stat-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.stat-value {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.stat-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* Content Box & Filters */
.content-box {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.box-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.box-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-pill {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  background-color: var(--body-bg);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
}

.filter-pill:hover {
  background-color: var(--primary-light);
  color: var(--primary-color);
}

.filter-pill.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.table-custom {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.table-custom th {
  background-color: #f8fafc;
  padding: 14px 24px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
}

.table-custom td {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.92rem;
  vertical-align: middle;
}

.table-custom tbody tr:hover {
  background-color: #f8fafc;
}

.table-custom tbody tr:last-child td {
  border-bottom: none;
}

/* Status Badges */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.badge-pago {
  background-color: var(--success-bg);
  color: var(--success-text);
}
.badge-pago .badge-dot { background-color: var(--success-color); }

.badge-pendente {
  background-color: var(--warning-bg);
  color: var(--warning-text);
}
.badge-pendente .badge-dot { background-color: var(--warning-color); }

.badge-atrasada {
  background-color: var(--danger-bg);
  color: var(--danger-text);
}
.badge-atrasada .badge-dot { background-color: var(--danger-color); }

.badge-cancelado {
  background-color: #f1f5f9;
  color: #64748b;
}
.badge-cancelado .badge-dot { background-color: #94a3b8; }

.badge-tipo {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
}
.badge-tipo-diaria {
  background-color: #e0e7ff;
  color: #3730a3;
}
.badge-tipo-mensal {
  background-color: #fef3c7;
  color: #92400e;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white !important;
  box-shadow: 0 2px 6px rgba(79, 70, 229, 0.25);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
}

.btn-pagar {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white !important;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.btn-pagar:hover {
  background: linear-gradient(135deg, #059669, #047857);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
  background-color: var(--body-bg);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--border-color);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 48px 24px;
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 12px;
  opacity: 0.6;
}

.empty-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
}

.empty-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

/* Pagination */
.pagination-wrapper {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-info {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.pagination-links {
  display: flex;
  gap: 6px;
}

.page-btn {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.page-btn.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Alerts */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  font-size: 0.92rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-success {
  background-color: var(--success-bg);
  color: var(--success-text);
  border: 1px solid #a7f3d0;
}

.alert-error {
  background-color: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid #fecaca;
}

/* Login Page Styling */
.login-body {
  background: linear-gradient(135deg, var(--bg-gradient-from), var(--bg-gradient-to));
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.login-brand {
  text-align: center;
  margin-bottom: 28px;
}

.login-brand h1 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
}

.login-brand p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  transition: all 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.btn-block {
  width: 100%;
}

.login-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background-color: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
  margin-top: auto;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .header-wrapper {
    height: auto;
    padding: 16px 0;
    flex-direction: column;
    gap: 16px;
  }
  .nav-user {
    padding-left: 0;
    border-left: none;
  }
  .cards-grid {
    grid-template-columns: 1fr;
  }
  .table-custom th, .table-custom td {
    padding: 12px 14px;
  }
}