/* ==========================================================================
   Hotel Pinathiya Paradise - Luxury Admin Management Portal Stylesheet
   Alpine Emerald & Himalayan Gold Design System
   ========================================================================== */

:root {
  --admin-bg: #071711;
  --admin-card-bg: #0e271c;
  --admin-card-surface: #143527;
  --admin-border: rgba(205, 162, 80, 0.22);
  --admin-border-hover: rgba(205, 162, 80, 0.5);
  --admin-gold: #cda250;
  --admin-gold-light: #f3e2b8;
  --admin-text-main: #f8fafc;
  --admin-text-muted: #94a3b8;
  --admin-accent-green: #10b981;
  --admin-accent-blue: #38bdf8;
  --admin-accent-amber: #f59e0b;
  --admin-accent-red: #ef4444;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

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

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

/* ==========================================================================
   PIN Auth Gate
   ========================================================================== */
.admin-lock-screen {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, #133928 0%, #06150f 100%);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.admin-lock-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  padding: 2.5rem 2rem;
  border-radius: 20px;
  width: 100%;
  max-width: 420px;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.admin-lock-crest {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.2rem;
  background: linear-gradient(135deg, #cda250, #8a6318);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: #071711;
  box-shadow: 0 0 25px rgba(205, 162, 80, 0.4);
}

.admin-lock-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--admin-gold-light);
  margin-bottom: 0.3rem;
}

.admin-lock-sub {
  font-size: 0.85rem;
  color: var(--admin-text-muted);
  margin-bottom: 2rem;
}

.pin-input-group {
  margin-bottom: 1.5rem;
}

.pin-input {
  width: 100%;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--admin-border);
  color: var(--admin-gold-light);
  font-size: 1.5rem;
  text-align: center;
  letter-spacing: 0.5rem;
  padding: 0.8rem;
  border-radius: 12px;
  outline: none;
  transition: all 0.3s ease;
}

.pin-input:focus {
  border-color: var(--admin-gold);
  box-shadow: 0 0 15px rgba(205, 162, 80, 0.3);
}

.admin-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  border-radius: 10px;
  padding: 0.65rem 1.2rem;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
  font-size: 0.88rem;
}

.admin-btn-primary {
  background: linear-gradient(135deg, var(--admin-gold), #a37d32);
  color: #071711;
  font-weight: 700;
}

.admin-btn-primary:hover {
  background: linear-gradient(135deg, #dfb868, var(--admin-gold));
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(205, 162, 80, 0.35);
}

.admin-btn-outline {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--admin-border);
  color: var(--admin-gold-light);
}

.admin-btn-outline:hover {
  background: rgba(205, 162, 80, 0.15);
  border-color: var(--admin-gold);
}

.admin-btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  border-radius: 6px;
}

.admin-btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.admin-btn-danger:hover {
  background: #ef4444;
  color: #ffffff;
}

.admin-btn-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.admin-btn-success:hover {
  background: #10b981;
  color: #ffffff;
}

/* ==========================================================================
   Admin Top Bar & Navigation
   ========================================================================== */
.admin-navbar {
  background: #091f16;
  border-bottom: 1px solid var(--admin-border);
  padding: 0.9rem 1.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(12px);
}

.admin-nav-brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
}

.admin-nav-crest {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--admin-gold), #8a6318);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: #071711;
}

.admin-brand-text h1 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--admin-gold-light);
  line-height: 1.2;
}

.admin-brand-text p {
  font-size: 0.72rem;
  color: var(--admin-text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.admin-nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.admin-badge-live {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 50px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 8px #10b981;
}

/* ==========================================================================
   Admin Tabs Strip
   ========================================================================== */
.admin-tabs-container {
  background: #0a2118;
  border-bottom: 1px solid rgba(205, 162, 80, 0.15);
  padding: 0 1.8rem;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
}

.admin-tab-btn {
  background: transparent;
  border: none;
  color: var(--admin-text-muted);
  padding: 0.9rem 1.2rem;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border-bottom: 3px solid transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.admin-tab-btn:hover {
  color: var(--admin-gold-light);
}

.admin-tab-btn.active {
  color: var(--admin-gold);
  border-bottom-color: var(--admin-gold);
  background: rgba(205, 162, 80, 0.06);
}

.admin-tab-btn .badge {
  background: rgba(255, 255, 255, 0.1);
  font-size: 0.72rem;
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
}

.admin-tab-btn.active .badge {
  background: var(--admin-gold);
  color: #071711;
  font-weight: 700;
}

/* ==========================================================================
   Main Content Layout
   ========================================================================== */
.admin-main {
  flex: 1;
  padding: 1.8rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

/* ==========================================================================
   KPI Summary Metrics Grid
   ========================================================================== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.kpi-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  padding: 1.4rem;
  border-radius: 14px;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.kpi-card:hover {
  transform: translateY(-3px);
  border-color: var(--admin-border-hover);
}

.kpi-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.kpi-title {
  font-size: 0.82rem;
  color: var(--admin-text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.kpi-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.kpi-val {
  font-size: 1.9rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.1;
  margin-bottom: 0.3rem;
}

.kpi-sub {
  font-size: 0.76rem;
  color: var(--admin-text-muted);
}

/* Icon Variants */
.icon-gold { background: rgba(205, 162, 80, 0.15); color: var(--admin-gold); }
.icon-green { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.icon-blue { background: rgba(56, 189, 248, 0.15); color: #38bdf8; }
.icon-amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }

/* ==========================================================================
   Section Control Strips & Tables
   ========================================================================== */
.section-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
  background: var(--admin-card-bg);
  padding: 1rem 1.4rem;
  border-radius: 12px;
  border: 1px solid var(--admin-border);
}

.toolbar-search {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--admin-border);
  padding: 0.5rem 0.9rem;
  border-radius: 8px;
  flex: 1;
  min-width: 240px;
  max-width: 400px;
}

.toolbar-search input {
  background: transparent;
  border: none;
  color: #ffffff;
  outline: none;
  font-size: 0.88rem;
  width: 100%;
}

.toolbar-filters {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.admin-select {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--admin-border);
  color: var(--admin-text-main);
  padding: 0.5rem 0.8rem;
  border-radius: 8px;
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
}

.admin-select option {
  background: #091f16;
  color: #ffffff;
}

/* Data Table Styles */
.table-wrapper {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: 14px;
  overflow-x: auto;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 780px;
}

.admin-table thead {
  background: #091f16;
  border-bottom: 1px solid var(--admin-border);
}

.admin-table th {
  padding: 1rem 1.2rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--admin-gold-light);
  font-weight: 700;
}

.admin-table td {
  padding: 1rem 1.2rem;
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.9);
  vertical-align: middle;
}

.admin-table tbody tr:hover {
  background: rgba(205, 162, 80, 0.04);
}

/* Status Badges */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-confirmed { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.35); }
.status-checked-in { background: rgba(56, 189, 248, 0.15); color: #38bdf8; border: 1px solid rgba(56, 189, 248, 0.35); }
.status-checked-out { background: rgba(148, 163, 184, 0.15); color: #94a3b8; border: 1px solid rgba(148, 163, 184, 0.35); }
.status-pending { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.35); }
.status-cancelled { background: rgba(239, 68, 68, 0.15); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.35); }

.payment-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
}

.pay-paid { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.pay-advance { background: rgba(205, 162, 80, 0.15); color: var(--admin-gold); }
.pay-pending { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }

/* ==========================================================================
   Document Vault & Client Cards
   ========================================================================== */
.client-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.4rem;
}

.client-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: 14px;
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.client-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.client-avatar {
  width: 46px;
  height: 46px;
  background: linear-gradient(135deg, #184332, #0f291e);
  border: 1px solid var(--admin-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--admin-gold-light);
  font-size: 1.1rem;
}

.doc-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.doc-verified { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.doc-unverified { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }

.doc-preview-box {
  background: rgba(0, 0, 0, 0.3);
  border: 1px dashed var(--admin-border);
  border-radius: 8px;
  padding: 0.8rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.doc-preview-box:hover {
  border-color: var(--admin-gold);
  background: rgba(205, 162, 80, 0.05);
}

.doc-preview-img {
  max-width: 100%;
  max-height: 120px;
  object-fit: cover;
  border-radius: 6px;
}

/* ==========================================================================
   Menu Management Grid
   ========================================================================== */
.menu-admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.2rem;
}

.menu-admin-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: 12px;
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.menu-admin-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.menu-admin-title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
}

.menu-admin-price {
  color: var(--admin-gold);
  font-weight: 800;
  font-size: 1.1rem;
}

.menu-admin-desc {
  font-size: 0.82rem;
  color: var(--admin-text-muted);
  line-height: 1.4;
  margin-bottom: 1rem;
}

.menu-admin-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 0.8rem;
}

/* ==========================================================================
   Admin Modals
   ========================================================================== */
.admin-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 11, 8, 0.82);
  backdrop-filter: blur(8px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.admin-modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.admin-modal-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: 18px;
  width: 100%;
  max-width: 650px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
  padding: 2rem;
  position: relative;
}

.admin-modal-close {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #ffffff;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--admin-gold-light);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-control {
  width: 100%;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--admin-border);
  color: #ffffff;
  padding: 0.65rem 0.9rem;
  border-radius: 8px;
  font-size: 0.9rem;
  outline: none;
}

.form-control:focus {
  border-color: var(--admin-gold);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* ==========================================================================
   Printable Invoice Slip
   ========================================================================== */
@media print {
  body * {
    visibility: hidden;
  }
  #printableAdminSlip, #printableAdminSlip * {
    visibility: visible;
  }
  #printableAdminSlip {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    background: #ffffff !important;
    color: #000000 !important;
    padding: 25px;
  }
}

/* ==========================================================================
   Mobile Adaptations for Admin
   ========================================================================== */
@media (max-width: 768px) {
  .admin-navbar {
    padding: 0.8rem 1rem;
  }
  .admin-tabs-container {
    padding: 0 0.8rem;
  }
  .admin-main {
    padding: 1rem;
  }
  .section-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .toolbar-search {
    max-width: 100%;
  }
  .form-grid-2 {
    grid-template-columns: 1fr;
  }
}