:root {
  --primary: #0F172A;
  --primary-light: #1E293B;
  --accent: #2563EB;
  --accent-hover: #1D4ED8;
  --accent-soft: #EFF6FF;
  --gold: #D97706;
  --gold-soft: #FEF3C7;
  --bg-main: #F8FAFC;
  --surface: #FFFFFF;
  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --border: #E2E8F0;
  --border-focus: #3B82F6;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--accent);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

.btn-secondary {
  background-color: #fff;
  color: var(--primary);
  border-color: var(--border);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background-color: var(--accent-soft);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
}

.badge-gold {
  background: var(--gold-soft);
  color: #B45309;
}

.badge-blue {
  background: var(--accent-soft);
  color: var(--accent);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.site-header .nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--primary);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.brand-logo svg {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 15px;
  transition: var(--transition);
}

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--primary);
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 70px 0 100px;
  background: linear-gradient(180deg, #F1F5F9 0%, var(--bg-main) 100%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 56px;
}

.hero-content h1 {
  font-size: 52px;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -1.5px;
  color: var(--primary);
  margin: 16px 0 20px;
}

.hero-content h1 span {
  color: var(--accent);
  background: linear-gradient(135deg, #2563EB 0%, #1D4ED8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.stat-item h3 {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
}

.stat-item p {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-card {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.hero-image-wrapper img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
}

.hero-floating-card {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 18px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Search & Filters Section */
.catalog-section {
  padding: 80px 0;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section-head h2 {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--primary);
  margin-top: 12px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 16px;
  margin-top: 8px;
}

.filter-box {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  margin-bottom: 40px;
}

.filter-main-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr 1.2fr auto;
  gap: 16px;
  align-items: end;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.input-icon-wrapper {
  position: relative;
}

.input-icon-wrapper svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
}

.form-control {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background-color: #F8FAFC;
  font-size: 15px;
  color: var(--text-main);
  transition: var(--transition);
  font-family: inherit;
}

.input-icon-wrapper .form-control {
  padding-left: 42px;
}

.form-control:focus {
  outline: none;
  border-color: var(--border-focus);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.filter-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px dashed var(--border);
}

.advanced-toggle-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
}

.active-count {
  font-size: 14px;
  color: var(--text-muted);
}

.advanced-filters-panel {
  display: none;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  animation: fadeIn 0.3s ease;
}

.advanced-filters-panel.open {
  display: grid;
}

/* Property Grid */
.properties-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 32px;
}

.property-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.property-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: #CBD5E1;
}

.property-img-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.property-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.property-card:hover .property-img-wrap img {
  transform: scale(1.05);
}

.property-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(4px);
  color: #fff;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.property-tag.venta {
  background: var(--accent);
}

.property-tag.alquiler {
  background: #10B981;
}

.property-favorite {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.9);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  color: #64748B;
  transition: var(--transition);
}

.property-favorite:hover,
.property-favorite.active {
  color: #EF4444;
  background: #fff;
  transform: scale(1.1);
}

.property-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.property-price {
  font-size: 26px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
}

.property-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.3;
}

.property-location {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 20px;
}

.property-specs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
}

.spec-item svg {
  color: var(--accent);
}

.property-footer {
  margin-top: auto;
  display: flex;
  gap: 10px;
}

.property-footer .btn {
  flex: 1;
  font-size: 14px;
  padding: 10px 16px;
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px dashed var(--border);
}

.empty-state svg {
  color: var(--text-light);
  margin-bottom: 16px;
}

/* Lead Capture & Contact Section */
.contact-section {
  padding: 90px 0;
  background: #0F172A;
  color: #fff;
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 64px;
  align-items: center;
}

.contact-info h2 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
}

.contact-info p {
  color: #94A3B8;
  font-size: 17px;
  margin-bottom: 36px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.channel-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
}

.channel-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.channel-details h4 {
  font-size: 15px;
  font-weight: 600;
}

.channel-details p {
  margin: 0;
  font-size: 14px;
  color: #94A3B8;
}

.lead-form-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 36px;
  color: var(--text-main);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.lead-form-card h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 6px;
}

.lead-form-card p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 24px;
}

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

.form-full {
  margin-bottom: 16px;
}

textarea.form-control {
  height: 110px;
  padding-top: 12px;
  resize: vertical;
}

.form-alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  margin-bottom: 16px;
  display: none;
}

.form-alert.success {
  background: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
  display: block;
}

/* Modal for Direct Property Consultation */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
  padding: 20px;
}

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

.modal-content {
  background: #fff;
  width: 100%;
  max-width: 540px;
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px);
  transition: transform 0.25s ease;
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: #F1F5F9;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.modal-close-btn:hover {
  background: #E2E8F0;
  color: var(--text-main);
}

/* Footer */
.site-footer {
  background: #090D16;
  color: #64748B;
  padding: 40px 0;
  font-size: 14px;
  border-top: 1px solid #1E293B;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-content h1 {
    font-size: 40px;
  }
  .filter-main-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 768px) {
  .site-header .nav-wrapper {
    height: 70px;
  }
  .nav-links {
    display: none;
  }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: #fff;
    padding: 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }
  .mobile-toggle {
    display: block;
  }
  .hero-content h1 {
    font-size: 32px;
  }
  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }
  .filter-main-grid {
    grid-template-columns: 1fr;
  }
  .properties-wrapper {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-content {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}