/* ==========================================================================
   Propitera Property OS — Static Demo CSS
   Design System Tokens, Layouts, and Dashboard Aesthetics
   ========================================================================== */

:root {
  /* Colors */
  --primary-color: #0f172a; /* Slate 900 */
  --primary-hover: #1e293b; /* Slate 800 */
  --accent-color: #0d9488;  /* Teal 600 */
  --accent-hover: #0f766e;  /* Teal 700 */
  --accent-light: #f0fdfa;  /* Teal 50 */
  
  --bg-color: #f8fafc;      /* Slate 50 */
  --card-bg: #ffffff;
  --border-color: #e2e8f0;  /* Slate 200 */
  
  --text-primary: #1e293b;  /* Slate 800 */
  --text-secondary: #64748b;/* Slate 500 */
  --text-muted: #94a3b8;    /* Slate 400 */
  --text-white: #ffffff;
  
  --success-color: #10b981; /* Emerald 500 */
  --warning-color: #f59e0b; /* Amber 500 */
  --danger-color: #ef4444;  /* Red 500 */
  --info-color: #3b82f6;    /* Blue 500 */
  
  /* Fonts */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Layout details */
  --sidebar-width: 260px;
  --header-height: 70px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
}

/* App Shell Container */
.propitera-app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar Navigation */
.propitera-sidebar {
  width: var(--sidebar-width);
  background-color: var(--primary-color);
  color: var(--text-white);
  display: flex;
  flex-direction: column;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 16px;
  position: fixed;
  height: 100vh;
  top: 0;
  left: 0;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.propitera-logo {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-white);
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.propitera-logo span {
  color: var(--accent-color);
}

.propitera-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  overflow-y: auto;
}

.propitera-nav-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin: 16px 0 8px 12px;
}

.propitera-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  color: #94a3b8;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--border-radius);
  transition: var(--transition-fast);
}

.propitera-nav-item:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-white);
}

.propitera-nav-item.propitera-nav-item--active {
  background-color: var(--accent-color);
  color: var(--text-white);
}

.propitera-nav-item--ai {
  position: relative;
}

.propitera-nav-item--ai::after {
  content: "AI";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 9px;
  font-weight: 800;
  background: linear-gradient(135deg, #a7f3d0 0%, #0d9488 100%);
  color: var(--primary-color);
  padding: 2px 6px;
  border-radius: 9999px;
}

.propitera-sidebar-footer {
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 16px;
}

/* Main Content Area */
.propitera-main {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.propitera-main--full {
  margin-left: 0;
}

.propitera-header {
  height: var(--header-height);
  background-color: var(--card-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 90;
}

.propitera-header-title h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-color);
}

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

.propitera-user-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.propitera-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--accent-color);
  color: var(--text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
}

.propitera-content {
  padding: 32px;
  flex: 1;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

/* Grid & Cards */
.propitera-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.propitera-grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

@media (max-width: 600px) {
  .propitera-grid-2 {
    grid-template-columns: 1fr;
  }
}

.propitera-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.propitera-card:hover {
  box-shadow: var(--shadow-md);
}

.propitera-card--stat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-left: 4px solid var(--accent-color);
}

.propitera-stat-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary-color);
  margin-top: 4px;
}

.propitera-stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Buttons */
.propitera-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--border-radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
  gap: 8px;
}

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

.propitera-btn--primary:hover {
  background-color: var(--accent-hover);
}

.propitera-btn--secondary {
  background-color: var(--card-bg);
  border-color: var(--border-color);
  color: var(--text-primary);
}

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

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

.propitera-btn--danger:hover {
  opacity: 0.9;
}

/* Forms */
.propitera-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.propitera-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.propitera-form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.propitera-input, .propitera-select, .propitera-textarea {
  font-family: inherit;
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 14px;
  outline: none;
  background-color: var(--card-bg);
  transition: border-color var(--transition-fast);
  width: 100%;
}

.propitera-input:focus, .propitera-select:focus, .propitera-textarea:focus {
  border-color: var(--accent-color);
}

.propitera-textarea {
  min-height: 100px;
  resize: vertical;
}

/* Tables */
.propitera-table-wrapper {
  overflow-x: auto;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  background-color: var(--card-bg);
  margin-bottom: 24px;
}

.propitera-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.propitera-table th {
  background-color: #f1f5f9;
  padding: 14px 16px;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
}

.propitera-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

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

.propitera-table tr:hover td {
  background-color: #f8fafc;
}

/* Badges */
.propitera-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 9999px;
  text-transform: capitalize;
}

.propitera-badge--success {
  background-color: #dcfce7;
  color: #15803d;
}

.propitera-badge--warning {
  background-color: #fef3c7;
  color: #b45309;
}

.propitera-badge--danger {
  background-color: #fee2e2;
  color: #b91c1c;
}

.propitera-badge--info {
  background-color: #dbeafe;
  color: #1d4ed8;
}

.propitera-badge--neutral {
  background-color: #f1f5f9;
  color: #475569;
}

/* Landing Page Hero */
.propitera-landing {
  background-color: #ffffff;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.propitera-landing-header {
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
}

.propitera-landing-logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.propitera-landing-logo span {
  color: var(--accent-color);
}

.propitera-landing-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.propitera-landing-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color var(--transition-fast);
}

.propitera-landing-nav a:hover {
  color: var(--accent-color);
}

.propitera-hero-section {
  padding: 80px 40px;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 900px) {
  .propitera-hero-section {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 40px 20px;
  }
}

.propitera-hero-content h1 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.15;
  color: var(--primary-color);
  margin-bottom: 24px;
}

.propitera-hero-content p {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.propitera-hero-buttons {
  display: flex;
  gap: 16px;
}

@media (max-width: 900px) {
  .propitera-hero-buttons {
    justify-content: center;
  }
}

.propitera-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  padding: 60px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

/* Modals */
.propitera-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.propitera-modal {
  background-color: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  max-width: 600px;
  width: 90%;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

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

.propitera-modal-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
}

/* AI Premium Elements */
.propitera-ai-card {
  background: linear-gradient(135deg, #0f172a 0%, #0d9488 100%);
  color: var(--text-white);
  border: none;
  position: relative;
  overflow: hidden;
}

.propitera-ai-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
  transform: translate(30%, -30%);
}

.propitera-ai-card h3, .propitera-ai-card p, .propitera-ai-card h4 {
  color: var(--text-white) !important;
}

.propitera-ai-output {
  background-color: #fafafa;
  border-left: 4px solid var(--accent-color);
  padding: 16px;
  border-radius: 4px;
  font-size: 14px;
  line-height: 1.6;
  margin-top: 20px;
  color: var(--text-primary);
  white-space: pre-line;
}

.propitera-ai-disclaimer {
  font-size: 12px;
  color: var(--text-secondary);
  font-style: italic;
  margin-top: 10px;
}

.propitera-dropzone {
  border: 2px dashed var(--border-color);
  padding: 30px;
  text-align: center;
  border-radius: 8px;
  cursor: pointer;
  background-color: var(--bg-color);
  transition: all 0.3s;
}

.propitera-dropzone:hover {
  background-color: rgba(13, 148, 136, 0.05);
  border-color: var(--accent-color);
}

.propitera-image-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.propitera-image-gallery img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  transition: transform var(--transition-fast);
}

.propitera-image-gallery img:hover {
  transform: scale(1.05);
}

/* Loading Spinner */
.propitera-loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spinner 0.8s linear infinite;
  margin: 40px auto;
}

@keyframes spinner {
  to { transform: rotate(360deg); }
}

/* Empty State */
.propitera-empty-state {
  text-align: center;
  padding: 40px 24px;
}

.propitera-empty-state p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* Pricing Page Details */
.propitera-pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-top: 40px;
}

.propitera-pricing-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.propitera-pricing-price {
  font-size: 36px;
  font-weight: 800;
  color: var(--accent-color);
  margin: 16px 0;
}

.propitera-pricing-features {
  list-style: none;
  margin: 20px 0;
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Hamburger & Responsive Sidebar */
@media (max-width: 768px) {
  .propitera-sidebar {
    transform: translateX(-100%);
  }
  .propitera-sidebar.propitera-sidebar--active {
    transform: translateX(0);
  }
  .propitera-main {
    margin-left: 0;
  }
}