@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Outfit:wght@400;600;700;800&display=swap');

:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: rgba(23, 31, 49, 0.75);
  --bg-card-hover: rgba(30, 41, 67, 0.9);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(99, 102, 241, 0.5);

  --accent-gold: #f59e0b;
  --accent-gold-glow: rgba(245, 158, 11, 0.2);
  --accent-cyan: #06b6d4;
  --accent-indigo: #6366f1;
  --accent-purple: #8b5cf6;
  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;
  --accent-amber: #f59e0b;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.25);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.5;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(6, 182, 212, 0.06) 0%, transparent 40%);
  background-attachment: fixed;
}

/* Header & Navigation */
.app-header {
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 14px 28px;
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-badge {
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  color: #fff;
  font-weight: 800;
  font-family: 'Outfit', sans-serif;
  font-size: 1.1rem;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow);
  letter-spacing: 0.5px;
}

.brand-info h1 {
  font-size: 1.15rem;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
  letter-spacing: -0.3px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-info p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.quick-link-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.quick-link-btn:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: var(--accent-indigo);
  color: #fff;
  transform: translateY(-1px);
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.1);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Layout */
.main-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* KPI Summary Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.kpi-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.15);
  background: var(--bg-card-hover);
}

.kpi-icon {
  font-size: 1.8rem;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
}

.kpi-meta h3 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.kpi-meta .value {
  font-size: 1.5rem;
  font-weight: 800;
  font-family: 'Outfit', sans-serif;
  color: #fff;
}

.kpi-meta .subtext {
  font-size: 0.72rem;
  color: var(--accent-emerald);
  font-weight: 600;
}

/* Executive Alert & AI Recommendation Banner */
.executive-intelligence-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
}

@media (max-width: 992px) {
  .executive-intelligence-grid {
    grid-template-columns: 1fr;
  }
}

.intel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(14px);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-card);
}

.intel-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.intel-card-header h2 {
  font-size: 1rem;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge-risk {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.badge-risk.red {
  background: rgba(244, 63, 94, 0.15);
  color: var(--accent-rose);
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.badge-risk.orange {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-risk.yellow {
  background: rgba(234, 179, 8, 0.15);
  color: #eab308;
  border: 1px solid rgba(234, 179, 8, 0.3);
}

.alert-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.alert-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(0, 0, 0, 0.2);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border-left: 3px solid transparent;
  font-size: 0.85rem;
}

.alert-item.red { border-left-color: var(--accent-rose); }
.alert-item.orange { border-left-color: var(--accent-amber); }
.alert-item.yellow { border-left-color: #eab308; }

.alert-item-icon {
  font-size: 1rem;
  line-height: 1.4;
}

/* AI Hotel Brain Box */
.ai-brain-box {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(6, 182, 212, 0.05));
  border: 1px solid rgba(99, 102, 241, 0.25);
  position: relative;
  overflow: hidden;
}

.ai-brain-box::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.25), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.ai-recommendation-content {
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: #e2e8f0;
  margin-bottom: 16px;
}

.ai-chat-interface {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ai-query-form {
  display: flex;
  gap: 8px;
}

.ai-input {
  flex: 1;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: #fff;
  font-size: 0.85rem;
  font-family: inherit;
  transition: var(--transition);
}

.ai-input:focus {
  outline: none;
  border-color: var(--accent-indigo);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.3);
}

.btn-ai-ask {
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: #fff;
  border: none;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.btn-ai-ask:hover {
  filter: brightness(1.15);
  transform: translateY(-1px);
}

.ai-quick-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.pill-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.pill-btn:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: var(--accent-indigo);
  color: #fff;
}

/* Tabs Navigation */
.tabs-navigation {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 4px;
  overflow-x: auto;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 10px 16px;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  position: relative;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.tab-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.03);
}

.tab-btn.active {
  color: #fff;
  background: rgba(99, 102, 241, 0.1);
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-indigo);
  box-shadow: 0 0 8px var(--accent-indigo);
}

/* Tab Panels Content */
.tab-content-panel {
  display: none;
  animation: fadeIn 0.3s ease;
}

.tab-content-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Data Tables & Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
}

.data-table-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.data-table th {
  background: rgba(0, 0, 0, 0.3);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.72rem;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: #e2e8f0;
}

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Digital Twin Floor Card */
.floor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 16px;
}

.floor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.floor-header h3 {
  font-size: 0.95rem;
  font-weight: 700;
}

.rooms-inline-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
}

.room-chip {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px;
  font-size: 0.8rem;
  transition: var(--transition);
  position: relative;
}

.room-chip.occupied {
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(99, 102, 241, 0.08);
}

.room-chip.warning {
  border-color: rgba(245, 158, 11, 0.6);
  background: rgba(245, 158, 11, 0.1);
}

.room-chip.vip {
  border-color: rgba(245, 158, 11, 0.8);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.2);
}

.room-chip-title {
  font-weight: 800;
  font-size: 0.95rem;
  display: flex;
  justify-content: space-between;
}

.room-chip-type {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin: 3px 0;
}

.room-status-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}

.room-status-badge.clean { background: rgba(16, 185, 129, 0.2); color: var(--accent-emerald); }
.room-status-badge.dirty { background: rgba(244, 63, 94, 0.2); color: var(--accent-rose); }
.room-status-badge.cleaning { background: rgba(245, 158, 11, 0.2); color: var(--accent-amber); }

/* Timeline Log */
.timeline-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  padding-left: 20px;
}

.timeline-list::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--border-color);
}

.timeline-node {
  position: relative;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
}

.timeline-node::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 14px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-indigo);
  border: 2px solid var(--bg-primary);
}

.timeline-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-bottom: 4px;
}

/* Mobile Friendly Styles */
@media (max-width: 768px) {
  .app-header {
    padding: 12px 16px;
  }
  .main-container {
    padding: 14px;
    gap: 16px;
  }
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}