/**
 * Property Management Web Application — Public Stylesheet
 * ========================================================
 * A premium, modern CSS file for the public-facing property website.
 * Uses Inter & Outfit from Google Fonts, CSS custom properties,
 * glassmorphism effects, responsive grid, and rich animations.
 *
 * @version  1.0.0
 * @author   Property Dev Team
 */

/* ============================================================
   Google Fonts
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ============================================================
   CSS Custom Properties (Design Tokens)
   ============================================================ */
:root {
  /* — Primary palette — */
  --primary-dark:    #0a1628;
  --primary:         #1e3a5f;
  --primary-light:   #2d4a6f;

  /* — Accent colours — */
  --accent-blue:     #3b82f6;
  --accent-purple:   #8b5cf6;
  --accent-amber:    #f59e0b;

  /* — Gradient — */
  --gradient:        linear-gradient(135deg, #3b82f6, #8b5cf6);
  --gradient-hover:  linear-gradient(135deg, #2563eb, #7c3aed);
  --gradient-amber:  linear-gradient(135deg, #f59e0b, #d97706);

  /* — Text — */
  --text-light:      #f8fafc;
  --text-dark:       #1e293b;
  --text-muted:      #64748b;
  --text-muted-dark: #94a3b8;

  /* — Surfaces — */
  --surface-white:   #ffffff;
  --surface-light:   #f1f5f9;
  --surface-border:  #e2e8f0;
  --surface-hover:   #f8fafc;

  /* — Badge colours — */
  --badge-rent:      #10b981;
  --badge-sale:      #3b82f6;
  --badge-offer:     #f59e0b;

  /* — Feedback — */
  --success:         #10b981;
  --error:           #ef4444;
  --warning:         #f59e0b;
  --info:            #3b82f6;

  /* — Shadows — */
  --shadow-sm:   0 1px 2px rgba(0,0,0,.05);
  --shadow:      0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);
  --shadow-md:   0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.05);
  --shadow-lg:   0 20px 25px -5px rgba(0,0,0,.1), 0 8px 10px -6px rgba(0,0,0,.06);
  --shadow-xl:   0 25px 50px -12px rgba(0,0,0,.18);

  /* — Radii — */
  --radius-sm:   6px;
  --radius:      10px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* — Transitions — */
  --transition-fast: .15s ease;
  --transition:      .3s ease;
  --transition-slow: .5s ease;

  /* — Layout — */
  --container-max: 1280px;
  --navbar-height: 72px;
  --sidebar-width: 280px;
}

/* ============================================================
   Modern CSS Reset
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-dark);
  background: var(--surface-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; }
h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-dark);
}

/* ============================================================
   Typography
   ============================================================ */
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p { margin-bottom: 1rem; color: var(--text-muted); }
.lead { font-size: 1.125rem; color: var(--text-muted-dark); }
.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   Layout Utilities
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 80px 0; }
.section-alt { background: var(--surface-light); }
.section-dark {
  background: var(--primary-dark);
  color: var(--text-light);
}
.section-dark h2,
.section-dark h3 { color: var(--text-light); }
.section-dark p  { color: var(--text-muted-dark); }

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}
.section-header h2 { margin-bottom: 12px; }

/* Flex helpers */
.flex        { display: flex; }
.flex-wrap   { flex-wrap: wrap; }
.items-center{ align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center  { justify-content: center; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }

/* Grid helpers */
.grid      { display: grid; }
.grid-2    { grid-template-columns: repeat(2, 1fr); }
.grid-3    { grid-template-columns: repeat(3, 1fr); }
.grid-4    { grid-template-columns: repeat(4, 1fr); }

/* Text alignment */
.text-center { text-align: center; }
.text-right  { text-align: right; }

/* ============================================================
   Navbar
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--navbar-height);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
  background: transparent;
}
.navbar.scrolled {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.navbar-logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.navbar-logo span {
  -webkit-text-fill-color: var(--text-light);
}
.navbar.scrolled .navbar-logo span {
  -webkit-text-fill-color: var(--text-dark);
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  position: relative;
  font-weight: 500;
  font-size: .95rem;
  color: var(--text-light);
  transition: color var(--transition);
  padding: 4px 0;
}
.navbar.scrolled .nav-links a { color: var(--text-dark); }
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--gradient);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* Auth links in navbar */
.nav-auth {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-auth .btn-login {
  font-weight: 500;
  color: var(--text-light);
  transition: color var(--transition);
}
.navbar.scrolled .nav-auth .btn-login { color: var(--text-dark); }
.nav-auth .btn-register {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  background: var(--gradient);
  color: #fff;
  font-weight: 600;
  font-size: .9rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.nav-auth .btn-register:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59,130,246,.4);
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1100;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-light);
  border-radius: 2px;
  transition: var(--transition);
}
.navbar.scrolled .nav-toggle span { background: var(--text-dark); }
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile nav overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(10,22,40,.95);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  z-index: 1050;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.mobile-nav.active { opacity: 1; pointer-events: all; }
.mobile-nav a {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-light);
  transition: color var(--transition);
}
.mobile-nav a:hover { color: var(--accent-blue); }

/* ============================================================
   Hero Section
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,22,40,.7) 0%, rgba(10,22,40,.85) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 20px;
  animation: fadeInUp .8s ease forwards;
}
.hero-content h1 {
  color: var(--text-light);
  margin-bottom: 16px;
  font-size: clamp(2.2rem, 6vw, 3.75rem);
}
.hero-content p {
  color: rgba(248,250,252,.75);
  font-size: 1.15rem;
  margin-bottom: 32px;
}

/* Hero search form */
.hero-search {
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-width: 720px;
  margin: 0 auto;
}

/* Toggle tabs (rent / sale / offer) */
.search-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 20px;
  background: rgba(255,255,255,.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.search-tabs button {
  flex: 1;
  padding: 10px 20px;
  font-weight: 600;
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  border-radius: var(--radius-full);
  transition: var(--transition);
}
.search-tabs button.active {
  background: var(--gradient);
  color: #fff;
}
.search-tabs button:hover:not(.active) {
  color: #fff;
}

.hero-search .search-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-search .search-row input,
.hero-search .search-row select {
  flex: 1;
  min-width: 160px;
  padding: 14px 16px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius);
  background: rgba(255,255,255,.08);
  color: #fff;
  font-size: .95rem;
  transition: border-color var(--transition);
}
.hero-search .search-row input::placeholder { color: rgba(255,255,255,.5); }
.hero-search .search-row input:focus,
.hero-search .search-row select:focus {
  outline: none;
  border-color: var(--accent-blue);
}
.hero-search .search-row select option { background: var(--primary-dark); color: #fff; }
.hero-search .btn-search {
  padding: 14px 32px;
  border-radius: var(--radius);
  background: var(--gradient);
  color: #fff;
  font-weight: 600;
  font-size: .95rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}
.hero-search .btn-search:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59,130,246,.45);
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-weight: 600;
  font-size: .95rem;
  border-radius: var(--radius);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition);
  cursor: pointer;
  border: none;
  line-height: 1;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
}
.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(59,130,246,.4);
}
.btn-secondary {
  background: transparent;
  color: var(--accent-blue);
  border: 2px solid var(--accent-blue);
}
.btn-secondary:hover {
  background: var(--accent-blue);
  color: #fff;
  box-shadow: 0 6px 20px rgba(59,130,246,.25);
}
.btn-success {
  background: var(--success);
  color: #fff;
}
.btn-success:hover { box-shadow: 0 6px 20px rgba(16,185,129,.35); }
.btn-danger {
  background: var(--error);
  color: #fff;
}
.btn-danger:hover { box-shadow: 0 6px 20px rgba(239,68,68,.35); }
.btn-sm { padding: 8px 18px; font-size: .85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-icon {
  width: 40px; height: 40px;
  padding: 0;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ============================================================
   Property Cards
   ============================================================ */
.property-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.property-card {
  background: var(--surface-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--surface-border);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}
.property-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

/* Card image */
.property-card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.property-card-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.property-card:hover .property-card-image img {
  transform: scale(1.05);
}
.property-card-image::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 50%;
  background: linear-gradient(to top, rgba(0,0,0,.4), transparent);
  pointer-events: none;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.badge-rent   { background: var(--badge-rent);  color: #fff; }
.badge-sale   { background: var(--badge-sale);  color: #fff; }
.badge-offer  { background: var(--badge-offer); color: #fff; }

.property-card .badge-type {
  position: absolute;
  top: 12px; left: 12px;
  z-index: 3;
}
.property-card .badge-price {
  position: absolute;
  top: 12px; right: 12px;
  z-index: 3;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(8px);
  color: #fff;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: .95rem;
}
.property-card .favorite-btn {
  position: absolute;
  bottom: 12px; right: 12px;
  z-index: 3;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,.25);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  transition: background var(--transition), transform var(--transition-fast);
  border: none;
  cursor: pointer;
}
.property-card .favorite-btn:hover,
.property-card .favorite-btn.active {
  background: var(--error);
  transform: scale(1.15);
}

/* Card body */
.property-card-body {
  padding: 20px;
}
.property-card-body h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.property-card-body h3 a {
  color: var(--text-dark);
  transition: color var(--transition);
}
.property-card-body h3 a:hover { color: var(--accent-blue); }
.property-card-location {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.property-card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--surface-border);
}
.property-card-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .85rem;
  color: var(--text-muted);
}
.property-card-meta span i { color: var(--accent-blue); font-size: .9rem; }

/* Glassmorphism card variant */
.property-card-glass {
  background: rgba(255,255,255,.7);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.4);
}

/* ============================================================
   Filters Sidebar
   ============================================================ */
.filters-sidebar {
  position: sticky;
  top: calc(var(--navbar-height) + 24px);
  background: var(--surface-white);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-height: calc(100vh - var(--navbar-height) - 48px);
  overflow-y: auto;
}
.filters-sidebar h4 {
  font-size: 1rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.filter-group {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--surface-border);
}
.filter-group:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.filter-group h5 {
  font-size: .9rem;
  font-weight: 600;
  margin-bottom: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.filter-group h5 i { transition: transform var(--transition); }
.filter-group.collapsed h5 i { transform: rotate(-90deg); }
.filter-group.collapsed .filter-group-body { display: none; }

/* Custom checkbox / radio */
.custom-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  cursor: pointer;
  font-size: .9rem;
  color: var(--text-dark);
}
.custom-check input { display: none; }
.custom-check .checkmark {
  width: 20px; height: 20px;
  border: 2px solid var(--surface-border);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}
.custom-check input:checked + .checkmark {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
}
.custom-check input:checked + .checkmark::after {
  content: '✓';
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
}
.custom-radio .checkmark { border-radius: 50%; }
.custom-radio input:checked + .checkmark::after { content: ''; width: 8px; height: 8px; background: #fff; border-radius: 50%; }

/* Range slider */
.range-slider { width: 100%; margin: 8px 0; }
.range-slider input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 4px;
  background: var(--surface-border);
  outline: none;
}
.range-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--accent-blue);
  cursor: pointer;
  border: 3px solid #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,.15);
}
.range-values {
  display: flex;
  justify-content: space-between;
  font-size: .8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ============================================================
   Property Detail Page
   ============================================================ */
.detail-gallery {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 8px;
}
.detail-gallery .main-image {
  width: 100%;
  height: 480px;
  object-fit: cover;
  cursor: zoom-in;
}
.detail-thumbnails {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}
.detail-thumbnails img {
  width: 100px; height: 70px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color var(--transition);
  flex-shrink: 0;
}
.detail-thumbnails img:hover,
.detail-thumbnails img.active { border-color: var(--accent-blue); }

.detail-info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 24px 0;
}
.detail-info-item {
  text-align: center;
  padding: 16px;
  background: var(--surface-light);
  border-radius: var(--radius);
}
.detail-info-item i { font-size: 1.5rem; color: var(--accent-blue); margin-bottom: 8px; }
.detail-info-item .label { font-size: .8rem; color: var(--text-muted); }
.detail-info-item .value { font-size: 1.1rem; font-weight: 700; font-family: 'Outfit', sans-serif; }

/* Amenities tags */
.amenities-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.amenity-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--surface-light);
  border-radius: var(--radius-full);
  font-size: .85rem;
  color: var(--text-dark);
  transition: background var(--transition), color var(--transition);
}
.amenity-tag:hover {
  background: var(--accent-blue);
  color: #fff;
}
.amenity-tag i { font-size: .9rem; }

/* Inquiry form sidebar */
.inquiry-card {
  background: var(--surface-white);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: sticky;
  top: calc(var(--navbar-height) + 24px);
}
.inquiry-card h4 { margin-bottom: 20px; }
.inquiry-card .price-tag {
  font-family: 'Outfit', sans-serif;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent-blue);
  margin-bottom: 20px;
}

/* ============================================================
   Forms — Floating Labels & Inputs
   ============================================================ */
.form-group {
  position: relative;
  margin-bottom: 20px;
}
.form-control {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--surface-border);
  border-radius: var(--radius);
  font-size: .95rem;
  background: var(--surface-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59,130,246,.12);
}
.form-group label {
  position: absolute;
  top: 50%; left: 16px;
  transform: translateY(-50%);
  font-size: .95rem;
  color: var(--text-muted);
  pointer-events: none;
  transition: var(--transition);
  background: var(--surface-white);
  padding: 0 4px;
}
.form-group textarea ~ label { top: 20px; transform: none; }
.form-control:focus ~ label,
.form-control:not(:placeholder-shown) ~ label,
.form-control.has-value ~ label {
  top: 0;
  transform: translateY(-50%);
  font-size: .75rem;
  color: var(--accent-blue);
  font-weight: 600;
}
textarea.form-control {
  min-height: 120px;
  resize: vertical;
}
select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8.825a.5.5 0 0 1-.354-.146l-4-4a.5.5 0 0 1 .708-.708L6 7.617l3.646-3.646a.5.5 0 0 1 .708.708l-4 4A.5.5 0 0 1 6 8.825Z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

/* File upload dropzone */
.file-dropzone {
  border: 2px dashed var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}
.file-dropzone:hover,
.file-dropzone.dragover {
  border-color: var(--accent-blue);
  background: rgba(59,130,246,.04);
}
.file-dropzone i {
  font-size: 2.5rem;
  color: var(--accent-blue);
  margin-bottom: 12px;
}
.file-dropzone p { margin-bottom: 4px; font-weight: 500; }
.file-dropzone .hint { font-size: .8rem; color: var(--text-muted); }

/* ============================================================
   Alerts
   ============================================================ */
.alert {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: .9rem;
  font-weight: 500;
  border-left: 4px solid;
  animation: slideInRight .4s ease;
  position: relative;
}
.alert-success { background: #ecfdf5; color: #065f46; border-color: var(--success); }
.alert-error   { background: #fef2f2; color: #991b1b; border-color: var(--error); }
.alert-warning { background: #fffbeb; color: #92400e; border-color: var(--warning); }
.alert-info    { background: #eff6ff; color: #1e40af; border-color: var(--info); }
.alert .close-alert {
  position: absolute;
  top: 50%; right: 16px;
  transform: translateY(-50%);
  background: none;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: .6;
  transition: opacity var(--transition-fast);
}
.alert .close-alert:hover { opacity: 1; }

/* ============================================================
   Stats / Counters Section
   ============================================================ */
.stats-section {
  background: var(--primary-dark);
  padding: 60px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item .stat-number {
  font-family: 'Outfit', sans-serif;
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--text-light);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-item .stat-label {
  font-size: .9rem;
  color: var(--text-muted-dark);
  font-weight: 500;
}

/* ============================================================
   Categories Grid
   ============================================================ */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.category-card {
  background: var(--surface-white);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  cursor: pointer;
}
.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  background: var(--gradient);
  border-color: transparent;
}
.category-card i {
  font-size: 2.2rem;
  color: var(--accent-blue);
  margin-bottom: 16px;
  transition: color var(--transition);
}
.category-card:hover i { color: #fff; }
.category-card h5 {
  font-size: 1rem;
  margin-bottom: 4px;
  transition: color var(--transition);
}
.category-card:hover h5 { color: #fff; }
.category-card p {
  font-size: .8rem;
  color: var(--text-muted);
  margin: 0;
  transition: color var(--transition);
}
.category-card:hover p { color: rgba(255,255,255,.8); }

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--primary-dark);
  color: var(--text-muted-dark);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .navbar-logo { margin-bottom: 16px; }
.footer-brand p { font-size: .9rem; color: var(--text-muted-dark); max-width: 300px; }
.footer h5 {
  color: var(--text-light);
  font-size: .95rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.footer ul li { margin-bottom: 10px; }
.footer ul li a {
  font-size: .9rem;
  color: var(--text-muted-dark);
  transition: color var(--transition), padding-left var(--transition);
}
.footer ul li a:hover { color: var(--accent-blue); padding-left: 4px; }

/* Newsletter */
.footer-newsletter {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}
.footer-newsletter input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  background: rgba(255,255,255,.06);
  color: #fff;
  font-size: .9rem;
}
.footer-newsletter input::placeholder { color: rgba(255,255,255,.4); }
.footer-newsletter button {
  padding: 12px 20px;
  border-radius: var(--radius);
  background: var(--gradient);
  color: #fff;
  font-weight: 600;
  font-size: .85rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.footer-newsletter button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(59,130,246,.4);
}

/* Social icons */
.social-icons {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}
.social-icons a {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted-dark);
  font-size: 1rem;
  transition: background var(--transition), color var(--transition), transform var(--transition-fast);
}
.social-icons a:hover {
  background: var(--gradient);
  color: #fff;
  transform: translateY(-3px);
}

/* Footer bottom */
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .85rem;
}

/* ============================================================
   Pagination
   ============================================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 40px;
}
.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px; height: 40px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: .9rem;
  border: 1px solid var(--surface-border);
  color: var(--text-dark);
  transition: var(--transition);
}
.pagination a:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}
.pagination .active {
  background: var(--gradient);
  color: #fff;
  border-color: transparent;
}
.pagination .disabled { opacity: .4; pointer-events: none; }

/* ============================================================
   Auth Pages
   ============================================================ */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
}
.auth-side {
  flex: 0 0 45%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.auth-side::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='20' cy='20' r='1.5' fill='rgba(255,255,255,0.1)'/%3E%3C/svg%3E");
}
.auth-side-content {
  position: relative;
  z-index: 1;
  color: #fff;
  text-align: center;
  max-width: 380px;
}
.auth-side-content h2 { color: #fff; margin-bottom: 16px; }
.auth-side-content p  { color: rgba(255,255,255,.8); }

.auth-form-area {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}
.auth-card {
  width: 100%;
  max-width: 460px;
}
.auth-card h3 { margin-bottom: 8px; }
.auth-card .subtitle { color: var(--text-muted); margin-bottom: 28px; }

/* Auth Section — centered card layout */
.auth-section {
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 0 60px;
  background: linear-gradient(135deg, #f0f4ff 0%, #e8ecf8 50%, #f5f0ff 100%);
}
.auth-section .auth-wrapper {
  min-height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.auth-section .auth-card {
  background: #fff;
  border-radius: 20px;
  padding: 40px 36px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.04);
  border: 1px solid rgba(0,0,0,0.04);
}
.auth-card-header {
  text-align: center;
  margin-bottom: 28px;
}
.auth-card-header h1 {
  font-size: 1.6rem;
  margin-bottom: 6px;
  color: var(--primary-dark);
}
.auth-card-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}
.auth-logo {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 24px;
  color: #fff;
  box-shadow: 0 8px 24px rgba(59,130,246,0.3);
}
.auth-form .form-group {
  margin-bottom: 18px;
}
.auth-form label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 6px;
  color: var(--text-dark);
}
.auth-form label i {
  color: var(--accent-blue);
  margin-right: 4px;
  width: 16px;
}
.auth-form .form-control {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--surface-border);
  border-radius: 10px;
  font-size: 0.95rem;
  transition: border-color 0.3s, box-shadow 0.3s;
  background: #fafbfc;
}
.auth-form .form-control:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
  background: #fff;
  outline: none;
}
.password-wrapper {
  position: relative;
}
.password-wrapper .form-control {
  padding-right: 48px;
}
.password-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  font-size: 1rem;
}
.password-toggle:hover { color: var(--accent-blue); }
.password-strength {
  margin-top: 4px;
  font-size: 0.8rem;
  font-weight: 600;
}
.form-row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.9rem;
  cursor: pointer;
  font-weight: 400 !important;
}
.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-blue);
  margin-top: 2px;
  flex-shrink: 0;
}
.checkbox-label a { color: var(--accent-blue); text-decoration: underline; }
.link-muted {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color 0.2s;
}
.link-muted:hover { color: var(--accent-blue); }
.btn-block {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px;
  font-size: 1rem;
  font-weight: 600;
  margin-top: 8px;
}
.auth-footer {
  text-align: center;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--surface-border);
  font-size: 0.9rem;
  color: var(--text-muted);
}
.auth-footer a {
  color: var(--accent-blue);
  font-weight: 600;
}

/* ============================================================
   User Dashboard
   ============================================================ */
.dashboard-section {
  padding: 100px 0 60px;
  min-height: calc(100vh - 80px);
  background: var(--surface-light);
}
.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}
.dashboard-welcome h1 {
  font-size: 1.6rem;
  color: var(--primary-dark);
  margin-bottom: 4px;
}
.dashboard-welcome h1 i {
  color: var(--accent-blue);
  margin-right: 8px;
}
.dashboard-welcome p {
  color: var(--text-muted);
  font-size: 0.95rem;
}
.dashboard-quick-stats {
  display: flex;
  gap: 24px;
}
.quick-stat {
  text-align: center;
  padding: 12px 20px;
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}
.quick-stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-blue);
  font-family: var(--font-heading);
}
.quick-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.dashboard-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--surface-border);
  margin-bottom: 32px;
  overflow-x: auto;
  background: #fff;
  border-radius: 12px 12px 0 0;
  padding: 0 8px;
}
.tab-link {
  padding: 14px 24px;
  font-weight: 600;
  font-size: .95rem;
  color: var(--text-muted);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color var(--transition), border-color var(--transition);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}
.tab-link:hover { color: var(--text-dark); }
.tab-link.active {
  color: var(--accent-blue);
  border-bottom-color: var(--accent-blue);
}
.tab-badge {
  background: var(--accent-blue);
  color: #fff;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 700;
  min-width: 20px;
  text-align: center;
}
.dashboard-content {
  min-height: 400px;
  background: #fff;
  border-radius: 0 0 12px 12px;
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.tab-pane {
  animation: fadeIn 0.3s ease;
}

/* Overview Cards */
.overview-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}
.overview-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--surface-light);
  border-radius: 12px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.overview-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.overview-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
  flex-shrink: 0;
}
.overview-card-info h3 {
  font-size: 1.3rem;
  color: var(--text-dark);
  margin-bottom: 2px;
}
.overview-card-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}
.dashboard-section-block {
  margin-top: 32px;
}
.dashboard-section-block h2 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  color: var(--primary-dark);
}
.dashboard-section-block h2 i {
  color: var(--accent-blue);
  margin-right: 8px;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}
.empty-state i {
  font-size: 48px;
  color: var(--surface-border);
  margin-bottom: 16px;
  display: block;
}
.empty-state h3 {
  font-size: 1.2rem;
  color: var(--text-dark);
  margin-bottom: 8px;
}
.empty-state p {
  margin-bottom: 20px;
}

/* Inquiry Cards (user dashboard) */
.inquiries-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.inquiry-card {
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.inquiry-card:hover { box-shadow: var(--shadow-sm); }
.inquiry-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--surface-light);
  flex-wrap: wrap;
  gap: 8px;
}
.inquiry-property a {
  font-weight: 600;
  color: var(--accent-blue);
}
.inquiry-property i { margin-right: 6px; }
.inquiry-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.inquiry-status {
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}
.badge-new, .badge-warning { background: #fef3c7; color: #92400e; }
.badge-read, .badge-info { background: #dbeafe; color: #1e40af; }
.badge-replied, .badge-success { background: #d1fae5; color: #065f46; }
.badge-archived, .badge-secondary { background: #f1f5f9; color: #64748b; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.inquiry-date {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.inquiry-body {
  padding: 14px 20px;
}
.inquiry-body p {
  color: var(--text-body);
  line-height: 1.6;
  margin: 0;
}

/* Profile Grid */
.profile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.profile-card {
  padding: 24px;
  background: var(--surface-light);
  border-radius: 12px;
}
.profile-card h2 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--surface-border);
  color: var(--primary-dark);
}
.profile-card h2 i {
  color: var(--accent-blue);
  margin-right: 8px;
}
.profile-form .form-group {
  margin-bottom: 16px;
}
.profile-form label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 6px;
}
.profile-form .form-control {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid var(--surface-border);
  border-radius: 8px;
  font-size: 0.95rem;
  transition: border-color 0.2s;
}
.profile-form .form-control:focus {
  border-color: var(--accent-blue);
  outline: none;
}
.profile-form .form-control:disabled {
  background: #f1f5f9;
  color: var(--text-muted);
}
.form-text {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Favorite button on property cards */
.favorite-remove-form {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
}
.btn-favorite {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.9);
  color: #cbd5e1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.2s;
  backdrop-filter: blur(4px);
}
.btn-favorite:hover, .btn-favorite.active {
  color: #ef4444;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.property-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--surface-border);
}
.property-type-tag {
  font-size: 0.75rem;
  padding: 3px 10px;
  background: var(--surface-light);
  color: var(--text-muted);
  border-radius: 6px;
  font-weight: 600;
}
.btn-sm {
  padding: 6px 14px;
  font-size: 0.8rem;
  border-radius: 6px;
}

/* Inquiry list */
.inquiry-list-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  transition: box-shadow var(--transition);
}
.inquiry-list-item:hover { box-shadow: var(--shadow-sm); }
.inquiry-list-item img {
  width: 80px; height: 60px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

/* ============================================================
   Breadcrumbs
   ============================================================ */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: .85rem;
  color: var(--text-muted);
}
.breadcrumbs a { color: var(--accent-blue); transition: opacity var(--transition); }
.breadcrumbs a:hover { opacity: .8; }
.breadcrumbs span { color: var(--text-muted); }

/* ============================================================
   Modal
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.modal-overlay.active { opacity: 1; pointer-events: all; }
.modal-box {
  background: var(--surface-white);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 560px;
  padding: 32px;
  transform: translateY(20px);
  transition: transform var(--transition);
  position: relative;
}
.modal-overlay.active .modal-box { transform: translateY(0); }
.modal-box .modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-light);
  font-size: 1rem;
  transition: background var(--transition);
}
.modal-box .modal-close:hover { background: var(--surface-border); }

/* Lightbox */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.lightbox-overlay.active { opacity: 1; pointer-events: all; }
.lightbox-overlay img {
  max-width: 90%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius);
}
.lightbox-close {
  position: absolute;
  top: 20px; right: 20px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
  color: #fff;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition);
}
.lightbox-close:hover { background: rgba(255,255,255,.25); }
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
  color: #fff;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition);
}
.lightbox-nav:hover { background: rgba(255,255,255,.25); }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

/* ============================================================
   Loading Spinner
   ============================================================ */
.spinner {
  display: inline-block;
  width: 36px; height: 36px;
  border: 3px solid var(--surface-border);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
.spinner-lg { width: 56px; height: 56px; border-width: 4px; }
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--surface-white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5000;
}

/* Skeleton loading */
.skeleton {
  background: linear-gradient(90deg, var(--surface-light) 25%, var(--surface-border) 50%, var(--surface-light) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease infinite;
  border-radius: var(--radius);
}
.skeleton-text { height: 14px; margin-bottom: 10px; }
.skeleton-text.short { width: 60%; }
.skeleton-image { height: 220px; border-radius: var(--radius-lg); }
.skeleton-avatar { width: 48px; height: 48px; border-radius: 50%; }

/* ============================================================
   Back to Top Button
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 30px; right: 30px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 900;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  box-shadow: 0 4px 14px rgba(59,130,246,.35);
  cursor: pointer;
  border: none;
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}
.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(59,130,246,.5);
}

/* ============================================================
   Keyframe Animations
   ============================================================ */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.05); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Scroll reveal utility classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}
.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}
.reveal-scale {
  opacity: 0;
  transform: scale(.9);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Staggered children animation delay */
.stagger > *:nth-child(1) { transition-delay: .05s; }
.stagger > *:nth-child(2) { transition-delay: .10s; }
.stagger > *:nth-child(3) { transition-delay: .15s; }
.stagger > *:nth-child(4) { transition-delay: .20s; }
.stagger > *:nth-child(5) { transition-delay: .25s; }
.stagger > *:nth-child(6) { transition-delay: .30s; }
.stagger > *:nth-child(7) { transition-delay: .35s; }
.stagger > *:nth-child(8) { transition-delay: .40s; }

/* ============================================================
   Responsive — Mobile First Breakpoints
   ============================================================ */

/* ≤ 1200px */
@media (max-width: 1200px) {
  .property-grid   { grid-template-columns: repeat(2, 1fr); }
  .stats-grid      { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid     { grid-template-columns: repeat(2, 1fr); }
  .detail-info-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ≤ 1024px */
@media (max-width: 1024px) {
  .nav-links, .nav-auth { display: none; }
  .nav-toggle { display: flex; }
  .hero-content h1 { font-size: 2.2rem; }
  .auth-side { display: none; }
  .auth-form-area { padding: 24px; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ≤ 768px */
@media (max-width: 768px) {
  .section { padding: 48px 0; }
  .property-grid { grid-template-columns: 1fr; }
  .stats-grid    { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .footer-grid   { grid-template-columns: 1fr; gap: 32px; }
  .hero-search .search-row { flex-direction: column; }
  .hero-search .search-row input,
  .hero-search .search-row select { min-width: auto; }
  .detail-gallery .main-image { height: 280px; }
  .detail-info-grid { grid-template-columns: 1fr 1fr; }
  .inquiry-card { position: static; margin-top: 24px; }
  .filters-sidebar {
    position: fixed;
    inset: 0;
    z-index: 1500;
    border-radius: 0;
    max-height: none;
    transform: translateX(-100%);
    transition: transform var(--transition);
  }
  .filters-sidebar.open { transform: translateX(0); }
  .filter-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 1499;
    display: none;
  }
  .filter-overlay.active { display: block; }
  .pagination a,
  .pagination span { min-width: 36px; height: 36px; font-size: .85rem; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* ≤ 480px */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .section   { padding: 36px 0; }
  .hero-search { padding: 16px; }
  .search-tabs button { padding: 8px 12px; font-size: .8rem; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item .stat-number { font-size: 2rem; }
  .categories-grid { grid-template-columns: 1fr; }
  .dashboard-tabs a { padding: 10px 16px; font-size: .85rem; }
  .detail-info-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 0 8px; }
  .btn-lg { padding: 14px 28px; font-size: .95rem; }
  .property-card-image { height: 180px; }
}

/* ============================================================
   Print styles
   ============================================================ */
@media print {
  .navbar, .footer, .back-to-top, .filters-sidebar,
  .mobile-nav, .modal-overlay, .lightbox-overlay { display: none !important; }
  body { color: #000; background: #fff; }
  .property-card { break-inside: avoid; box-shadow: none; border: 1px solid #ccc; }
}