/* Reset y Variables */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #6366f1;
  --secondary-color: #8b5cf6;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --info-color: #3b82f6;
  --dark-color: #1f2937;
  --light-color: #f9fafb;
  --border-color: #e5e7eb;
  --text-color: #374151;
  --text-light: #6b7280;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--light-color);
  color: var(--text-color);
  line-height: 1.6;
}

/* Login Page */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.login-container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.login-box {
  background: white;
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.login-header {
  text-align: center;
  margin-bottom: 30px;
}

.login-header h1 {
  color: var(--primary-color);
  font-size: 28px;
  margin-bottom: 5px;
}

.login-header p {
  color: var(--text-light);
  font-size: 14px;
}

.login-footer {
  margin-top: 20px;
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.login-footer p {
  font-size: 12px;
  color: var(--text-light);
  margin-bottom: 5px;
}

.login-footer small {
  font-size: 11px;
  color: var(--text-light);
}

/* Header */
.header {
  background: white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 15px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-logo h2 {
  color: var(--primary-color);
  font-size: 24px;
}

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

.header-nav a {
  color: var(--text-color);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 6px;
  transition: all 0.3s;
}

.header-nav a:hover {
  background-color: var(--light-color);
  color: var(--primary-color);
}

.btn-logout {
  background-color: var(--danger-color) !important;
  color: white !important;
}

.btn-logout:hover {
  background-color: #dc2626 !important;
}

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 30px;
}

/* Page Header */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.page-header h1 {
  font-size: 32px;
  color: var(--dark-color);
}

.page-header p {
  color: var(--text-light);
  margin-top: 5px;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.stat-card {
  background: white;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  gap: 20px;
}

.stat-icon {
  font-size: 48px;
}

.stat-info h3 {
  font-size: 36px;
  color: var(--primary-color);
  margin-bottom: 5px;
}

.stat-info p {
  color: var(--text-light);
  font-size: 14px;
}

/* Section */
.section {
  background: white;
  border-radius: 12px;
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--border-color);
}

.section-header h2 {
  font-size: 24px;
  color: var(--dark-color);
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.service-card {
  background: var(--light-color);
  padding: 20px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.service-card h3 {
  color: var(--primary-color);
  margin-bottom: 10px;
}

.service-card p {
  color: var(--text-light);
  font-size: 14px;
  margin-bottom: 15px;
}

/* Accounts Grid */
.accounts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 25px;
}

.account-card {
  background: white;
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  border: 2px solid var(--border-color);
}

.account-card.active {
  border-color: var(--success-color);
}

.account-card.expired {
  border-color: var(--danger-color);
  opacity: 0.7;
}

.account-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--border-color);
}

.account-header h3 {
  font-size: 22px;
  color: var(--primary-color);
}

.account-credentials {
  background: var(--light-color);
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 20px;
}

.credential-item {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
}

.credential-item:last-child {
  border-bottom: none;
}

.credential-item label {
  font-weight: 600;
  color: var(--text-color);
}

.credential-item span {
  color: var(--text-light);
  font-family: monospace;
}

/* Timer */
.account-timer {
  margin-bottom: 20px;
}

.account-timer h4 {
  text-align: center;
  color: var(--text-color);
  margin-bottom: 15px;
}

.timer-display {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.timer-unit {
  text-align: center;
  background: var(--light-color);
  padding: 15px 10px;
  border-radius: 8px;
}

.timer-value {
  display: block;
  font-size: 28px;
  font-weight: bold;
  color: var(--primary-color);
}

.timer-label {
  display: block;
  font-size: 12px;
  color: var(--text-light);
  margin-top: 5px;
}

.account-expired {
  text-align: center;
  padding: 20px;
  background: #fee2e2;
  border-radius: 8px;
  margin-bottom: 20px;
}

.account-expired p {
  color: var(--danger-color);
  font-weight: 600;
  margin-bottom: 15px;
}

.account-footer {
  display: flex;
  justify-content: space-between;
  padding-top: 15px;
  border-top: 1px solid var(--border-color);
}

.account-footer small {
  font-size: 12px;
  color: var(--text-light);
}

/* Table */
.table-responsive {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table thead {
  background-color: var(--light-color);
}

.table th {
  padding: 12px;
  text-align: left;
  font-weight: 600;
  color: var(--dark-color);
  border-bottom: 2px solid var(--border-color);
}

.table td {
  padding: 12px;
  border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover {
  background-color: var(--light-color);
}

/* Forms */
.form-container {
  background: white;
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.form {
  max-width: 600px;
}

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

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-color);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 14px;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-group small {
  display: block;
  margin-top: 5px;
  color: var(--text-light);
  font-size: 12px;
}

.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 30px;
}

/* Buttons */
.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s;
}

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

.btn-primary:hover {
  background-color: #4f46e5;
}

.btn-secondary {
  background-color: var(--text-light);
  color: white;
}

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

.btn-success {
  background-color: var(--success-color);
  color: white;
}

.btn-success:hover {
  background-color: #059669;
}

.btn-danger {
  background-color: var(--danger-color);
  color: white;
}

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-warning {
  background-color: var(--warning-color);
  color: white;
}

.btn-warning:hover {
  background-color: #d97706;
}

.btn-info {
  background-color: var(--info-color);
  color: white;
}

.btn-info:hover {
  background-color: #2563eb;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-block {
  width: 100%;
  text-align: center;
}

/* Badges */
.badge {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.badge-success {
  background-color: #d1fae5;
  color: var(--success-color);
}

.badge-danger {
  background-color: #fee2e2;
  color: var(--danger-color);
}

.badge-warning {
  background-color: #fef3c7;
  color: var(--warning-color);
}

/* Alerts */
.alert {
  padding: 15px 20px;
  border-radius: 8px;
  margin-bottom: 20px;
}

.alert-success {
  background-color: #d1fae5;
  color: var(--success-color);
  border: 1px solid var(--success-color);
}

.alert-error {
  background-color: #fee2e2;
  color: var(--danger-color);
  border: 1px solid var(--danger-color);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: white;
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 20px 30px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  color: var(--dark-color);
}

.close {
  font-size: 28px;
  font-weight: bold;
  color: var(--text-light);
  cursor: pointer;
}

.close:hover {
  color: var(--dark-color);
}

.modal-body {
  padding: 30px;
}

.modal-footer {
  padding: 20px 30px;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-icon {
  font-size: 80px;
  margin-bottom: 20px;
}

.empty-state h2 {
  color: var(--dark-color);
  margin-bottom: 10px;
}

.empty-state p {
  color: var(--text-light);
}

/* Responsive */
@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 15px;
  }

  .header-nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .accounts-grid {
    grid-template-columns: 1fr;
  }

  .timer-display {
    grid-template-columns: repeat(2, 1fr);
  }
}