/* ============================================================
   SERENITY GUEST HOUSE — Admin Dashboard Styles
   ============================================================ */

:root {
  --white: #FFFFFF;
  --charcoal: #1E1E1E;
  --forest: #2E5E4E;
  --forest-dark: #234A3D;
  --gold: #C8A75A;
  --gray-50: #FAFAFA;
  --gray-100: #F5F5F5;
  --gray-200: #E8E8E8;
  --gray-300: #D1D1D1;
  --gray-500: #8A8A8A;
  --gray-600: #6B6B6B;
  --gray-700: #4A4A4A;
  --sidebar-width: 240px;
  --header-height: 64px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Poppins', sans-serif;
  background: var(--gray-100);
  color: var(--charcoal);
  line-height: 1.6;
}

/* ============================================================
   LOGIN SCREEN
   ============================================================ */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--forest) 0%, var(--forest-dark) 100%);
  padding: 20px;
}

.login-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 24px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gold);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--charcoal);
}

.logo-text {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--charcoal);
}

.logo-text span {
  color: var(--forest);
  font-weight: 500;
}

.login-card h1 {
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 8px;
}

.login-card > p {
  text-align: center;
  color: var(--gray-500);
  margin-bottom: 32px;
}

.login-error {
  background: rgba(220,53,69,0.1);
  color: #dc3545;
  padding: 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  font-size: 0.9rem;
  text-align: center;
}

.login-hint {
  text-align: center;
  font-size: 0.82rem;
  color: var(--gray-400);
  margin-top: 20px;
}

/* ============================================================
   DASHBOARD LAYOUT
   ============================================================ */
.dashboard {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
  width: var(--sidebar-width);
  background: var(--charcoal);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: 100;
}

.sidebar-header {
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-header .logo-icon {
  width: 36px;
  height: 36px;
  font-size: 1rem;
}

.sidebar-header .logo-text {
  font-size: 1.1rem;
  color: var(--white);
}

.admin-nav {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  border-radius: var(--radius-sm);
  margin-bottom: 4px;
  transition: all var(--transition);
  font-size: 0.9rem;
  font-weight: 500;
}

.admin-nav-item svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.admin-nav-item:hover {
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.9);
}

.admin-nav-item.active {
  background: var(--forest);
  color: var(--white);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.sidebar-link {
  display: block;
  padding: 10px 16px;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.sidebar-link:hover {
  color: var(--white);
  background: rgba(255,255,255,0.05);
}

.sidebar-link.logout {
  color: #dc3545;
}

/* Main Content */
.admin-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
}

.admin-header {
  height: var(--header-height);
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.admin-page-title {
  font-size: 1.3rem;
  font-weight: 600;
}

.admin-user {
  font-size: 0.9rem;
  color: var(--gray-600);
}

.admin-content {
  flex: 1;
  padding: 32px;
}

/* ============================================================
   VIEWS
   ============================================================ */
.admin-view {
  display: none;
}

.admin-view.active {
  display: block;
}

.view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}

.view-header p {
  color: var(--gray-600);
  font-size: 0.9rem;
}

.view-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ============================================================
   STATS CARDS
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.stat-icon.bg-blue { background: rgba(59,130,246,0.1); color: #3b82f6; }
.stat-icon.bg-orange { background: rgba(249,115,22,0.1); color: #f97316; }
.stat-icon.bg-green { background: rgba(46,94,78,0.1); color: var(--forest); }
.stat-icon.bg-gold { background: rgba(200,167,90,0.1); color: var(--gold); }

.stat-value {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--charcoal);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--gray-500);
}

/* ============================================================
   DASHBOARD SECTION
   ============================================================ */
.dashboard-section {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.section-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.section-header-row h2 {
  font-size: 1.1rem;
  font-weight: 600;
}

.section-header-row a {
  font-size: 0.85rem;
  color: var(--forest);
  text-decoration: none;
}

.section-header-row a:hover {
  text-decoration: underline;
}

/* Bookings List */
.bookings-list {
  display: grid;
  gap: 12px;
}

.booking-row {
  display: grid;
  grid-template-columns: 2fr 2fr 1fr 120px;
  gap: 16px;
  align-items: center;
  padding: 16px;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.booking-row:hover {
  background: var(--gray-100);
}

.booking-info strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.booking-info span,
.booking-dates span {
  font-size: 0.82rem;
  color: var(--gray-500);
}

.booking-status {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-pending { background: rgba(249,115,22,0.1); color: #f97316; }
.status-confirmed { background: rgba(46,94,78,0.1); color: var(--forest); }
.status-cancelled, .status-rejected { background: rgba(220,53,69,0.1); color: #dc3545; }
.status-completed { background: rgba(59,130,246,0.1); color: #3b82f6; }

.booking-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.btn-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--gray-200);
  background: var(--white);
  cursor: pointer;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.btn-icon:hover {
  border-color: var(--forest);
  background: var(--gray-50);
}

.btn-confirm:hover { border-color: var(--forest); color: var(--forest); }
.btn-reject:hover { border-color: #dc3545; color: #dc3545; }

.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--gray-400);
}

/* ============================================================
   TABLES
   ============================================================ */
.table-container {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

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

.data-table th,
.data-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--gray-100);
}

.data-table th {
  background: var(--gray-50);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gray-500);
}

.data-table td {
  font-size: 0.9rem;
}

.data-table tr:hover td {
  background: var(--gray-50);
}

.status-badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 50px;
  text-transform: uppercase;
}

.actions-cell {
  white-space: nowrap;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.78rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
  background: var(--white);
  cursor: pointer;
  margin-right: 4px;
  transition: all var(--transition);
}

.btn-sm:hover {
  border-color: var(--forest);
  color: var(--forest);
}

.btn-sm.btn-confirm {
  background: var(--forest);
  color: var(--white);
  border-color: var(--forest);
}

.btn-sm.btn-reject {
  color: #dc3545;
  border-color: #dc3545;
}

/* ============================================================
   ROOMS GRID
   ============================================================ */
.rooms-grid-admin {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.room-card-admin {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  transition: all var(--transition);
}

.room-card-admin:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.room-card-admin.room-inactive {
  opacity: 0.6;
}

.room-card-image {
  height: 160px;
  overflow: hidden;
  position: relative;
}

.room-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.room-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--gold);
  color: var(--charcoal);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 50px;
}

.room-badge--inactive {
  background: #dc3545;
  color: var(--white);
}

.room-card-body {
  padding: 20px;
}

.room-card-body h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.room-card-body .room-price {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--forest);
  margin-bottom: 8px;
}

.room-card-body .room-specs {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.room-actions {
  display: flex;
  gap: 8px;
}

.room-actions .btn {
  flex: 1;
  padding: 8px 12px;
  font-size: 0.82rem;
}

/* Add Room Card */
.room-card-add {
  border: 2px dashed var(--gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  cursor: pointer;
  transition: all var(--transition);
}

.room-card-add:hover {
  border-color: var(--forest);
  background: rgba(46,94,78,0.02);
}

.add-room-content {
  text-align: center;
  color: var(--gray-500);
}

.add-icon {
  display: block;
  font-size: 2.5rem;
  margin-bottom: 8px;
  color: var(--gray-300);
}

/* ============================================================
   ADMIN CALENDAR
   ============================================================ */
.admin-calendar-container {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 24px;
  max-width: 600px;
}

.admin-calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.admin-calendar-header span {
  font-size: 1.1rem;
  font-weight: 600;
}

.calendar-nav {
  width: 36px;
  height: 36px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  transition: all var(--transition);
}

.calendar-nav:hover {
  border-color: var(--forest);
  color: var(--forest);
}

.admin-calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 8px;
}

.admin-calendar-weekdays span {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  padding: 8px 0;
}

.admin-calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.cal-day {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  background: var(--gray-50);
}

.cal-day--empty {
  background: transparent;
  cursor: default;
}

.cal-day--today {
  border: 2px solid var(--forest);
}

.cal-day--booked {
  background: var(--gold);
  color: var(--charcoal);
  cursor: default;
}

.cal-day--blocked {
  background: #dc3545;
  color: var(--white);
}

.cal-day:not(.cal-day--empty):not(.cal-day--booked):hover {
  background: var(--gray-200);
}

.cal-day-num {
  font-size: 0.9rem;
  font-weight: 500;
}

.cal-day-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  opacity: 0.8;
}

/* ============================================================
   PRICING RULES
   ============================================================ */
.pricing-rules {
  display: grid;
  gap: 12px;
}

.pricing-rule {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.pricing-rule--inactive {
  opacity: 0.5;
}

.pricing-rule-info h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.pricing-rule-info p {
  font-size: 0.82rem;
  color: var(--gray-500);
}

.pricing-rule-multiplier {
  font-size: 1.2rem;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: var(--gray-100);
  color: var(--gray-600);
}

.pricing-rule-multiplier.up {
  background: rgba(46,94,78,0.1);
  color: var(--forest);
}

.pricing-rule-multiplier.down {
  background: rgba(59,130,246,0.1);
  color: #3b82f6;
}

.pricing-rule-actions {
  display: flex;
  gap: 8px;
}

/* ============================================================
   SETTINGS
   ============================================================ */
.settings-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px;
  max-width: 700px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.settings-card h3 {
  font-size: 1.1rem;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--gray-200);
}

/* ============================================================
   FORMS
   ============================================================ */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.9rem;
  font-family: inherit;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  background: var(--white);
  transition: border-color var(--transition);
}

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

.form-group small {
  display: block;
  font-size: 0.78rem;
  color: var(--gray-400);
  margin-top: 4px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.search-input,
.filter-select {
  padding: 10px 14px;
  font-size: 0.9rem;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  background: var(--white);
  min-width: 180px;
}

.search-input:focus,
.filter-select:focus {
  outline: none;
  border-color: var(--forest);
}

.amenities-checkboxes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.amenities-checkboxes label {
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

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

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

.btn-primary:hover {
  background: var(--forest-dark);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--gray-300);
  color: var(--gray-700);
}

.btn-outline:hover {
  border-color: var(--forest);
  color: var(--forest);
}

.btn-whatsapp {
  background: #25D366;
  color: var(--white);
}

.btn-block {
  width: 100%;
}

/* ============================================================
   MODALS
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
}

.modal-container {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px;
  transform: scale(0.95);
  transition: transform var(--transition);
}

.modal.active .modal-container {
  transform: scale(1);
}

.modal-lg {
  max-width: 700px;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  background: var(--gray-100);
  border: none;
  border-radius: 50%;
  font-size: 1.3rem;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--gray-200);
}

.modal-title {
  font-size: 1.2rem;
  margin-bottom: 24px;
}

.modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

/* Booking Detail */
.booking-detail h3 {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.detail-group label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gray-500);
  display: block;
  margin-bottom: 4px;
}

.detail-group p {
  font-size: 0.95rem;
}

.detail-group.full-width {
  grid-column: span 2;
}

/* ============================================================
   NOTIFICATIONS
   ============================================================ */
.admin-notification {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 10000;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transform: translateX(120%);
  transition: transform var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.admin-notification.show {
  transform: translateX(0);
}

.admin-notification--success {
  background: var(--forest);
  color: var(--white);
}

.admin-notification--error {
  background: #dc3545;
  color: var(--white);
}

.admin-notification--info {
  background: var(--charcoal);
  color: var(--white);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .admin-sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition);
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
  }

  .admin-content {
    padding: 20px;
  }

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

  .booking-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .amenities-checkboxes {
    grid-template-columns: 1fr 1fr;
  }

  .view-actions {
    width: 100%;
  }

  .view-actions .search-input,
  .view-actions .filter-select {
    flex: 1;
    min-width: 0;
  }
}