/* ============================================
   부동산 홈페이지 - 프리미엄 스타일시트
   ============================================ */

/* === CSS Custom Properties (Design Tokens) === */
:root {
  /* Primary Colors */
  --color-primary: hsl(220, 65%, 48%);
  --color-primary-light: hsl(220, 65%, 58%);
  --color-primary-dark: hsl(220, 65%, 38%);
  --color-primary-50: hsl(220, 65%, 96%);
  --color-primary-100: hsl(220, 65%, 90%);
  
  /* Accent Colors */
  --color-accent: hsl(36, 95%, 55%);
  --color-accent-light: hsl(36, 95%, 65%);
  --color-accent-dark: hsl(36, 90%, 45%);
  
  /* Status Colors */
  --color-success: hsl(145, 60%, 45%);
  --color-danger: hsl(0, 72%, 55%);
  --color-warning: hsl(36, 95%, 55%);
  
  /* Neutral Colors (Dark Theme) */
  --color-bg-primary: hsl(225, 25%, 8%);
  --color-bg-secondary: hsl(225, 20%, 12%);
  --color-bg-tertiary: hsl(225, 18%, 16%);
  --color-bg-card: hsl(225, 18%, 14%);
  --color-bg-elevated: hsl(225, 15%, 18%);
  --color-bg-glass: hsla(225, 20%, 15%, 0.7);
  
  --color-text-primary: hsl(220, 15%, 95%);
  --color-text-secondary: hsl(220, 10%, 70%);
  --color-text-muted: hsl(220, 8%, 50%);
  --color-text-inverse: hsl(225, 25%, 8%);
  
  --color-border: hsl(225, 15%, 22%);
  --color-border-light: hsl(225, 12%, 28%);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, hsl(220, 65%, 48%) 0%, hsl(260, 60%, 50%) 100%);
  --gradient-accent: linear-gradient(135deg, hsl(36, 95%, 55%) 0%, hsl(16, 90%, 55%) 100%);
  --gradient-hero: linear-gradient(180deg, hsla(225, 25%, 8%, 0.3) 0%, hsla(225, 25%, 8%, 0.85) 100%);
  --gradient-card: linear-gradient(180deg, hsla(225, 18%, 14%, 0) 0%, hsla(225, 18%, 14%, 1) 60%);
  
  /* Typography */
  --font-display: 'Pretendard', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Pretendard', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px hsla(0, 0%, 0%, 0.3);
  --shadow-md: 0 4px 12px hsla(0, 0%, 0%, 0.4);
  --shadow-lg: 0 10px 30px hsla(0, 0%, 0%, 0.5);
  --shadow-xl: 0 20px 50px hsla(0, 0%, 0%, 0.6);
  --shadow-glow: 0 0 30px hsla(220, 65%, 48%, 0.3);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  
  /* Z-Index Scale */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal-backdrop: 300;
  --z-modal: 400;
  --z-tooltip: 500;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* ⚠ 가로 스크롤 방지는 body가 아니라 html에 걸어야 한다.
     body에 overflow-x만 줘도 overflow-y가 자동으로 auto가 되어 버려
     body가 예기치 않은 스크롤 컨테이너가 되고, 그 결과 하위의
     position: sticky 요소들(예: agent 페이지 필터바)이 화면 뷰포트가 아니라
     body 기준으로 동작해 화면 맨 위에 제대로 붙지 않는 문제가 생긴다. */
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img {
  max-width: 100%;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  outline: none;
  background: none;
}

/* === Utility Classes === */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  font-weight: 400;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header .section-title {
  position: relative;
  display: inline-block;
}

.section-header .section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-primary {
  background: var(--color-primary);
  color: white;
}

.badge-accent {
  background: var(--gradient-accent);
  color: white;
}

.badge-success {
  background: var(--color-success);
  color: white;
}

.badge-danger {
  background: var(--color-danger);
  color: white;
}

/* === Navigation === */
.nav-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  transition: all var(--transition-base);
}

.nav-wrapper.scrolled {
  background: var(--color-bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--color-border);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  max-width: 1400px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 800;
  font-size: var(--text-xl);
  z-index: 10;
}

.nav-logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  box-shadow: var(--shadow-glow);
}

.nav-logo-text span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--color-text-primary);
  background: hsla(220, 65%, 48%, 0.1);
}

.nav-link .caret {
  font-size: 10px;
  transition: transform var(--transition-fast);
}

.nav-item:hover .caret {
  transform: rotate(180deg);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 200px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-lg);
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: block;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.dropdown-link:hover {
  background: hsla(220, 65%, 48%, 0.1);
  color: var(--color-text-primary);
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  z-index: 10;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: 600;
}

.nav-phone svg {
  animation: ring 2s ease-in-out infinite;
}

@keyframes ring {
  0%, 100% { transform: rotate(0deg); }
  5%, 15% { transform: rotate(15deg); }
  10%, 20% { transform: rotate(-15deg); }
  25% { transform: rotate(0deg); }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.btn-outline {
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: hsla(220, 65%, 48%, 0.05);
}

.btn-accent {
  background: var(--gradient-accent);
  color: white;
  box-shadow: 0 4px 15px hsla(36, 95%, 55%, 0.3);
}

.btn-accent:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 25px hsla(36, 95%, 55%, 0.4);
}

.btn-lg {
  padding: var(--space-3) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  z-index: 10;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* === Hero Section === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* Mobile navigation drawer (optional, used on pages with .mobile-nav / .gnb-menu) */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .gnb-menu { display: none; }
  .mobile-nav {
    position: fixed;
    top: 44px;
    left: 0;
    width: 100%;
    height: calc(100vh - 44px);
    background: var(--color-bg-primary);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    z-index: var(--z-sticky);
    padding-top: var(--space-6);
  }
  .mobile-nav.open { transform: translateX(0); }
  .mobile-nav ul { flex-direction: column; padding: var(--space-4); list-style: none; }
  .mobile-nav li { margin: var(--space-2) 0; }
  .mobile-nav a { font-size: var(--text-lg); display: block; padding: var(--space-4) 0; color: var(--color-text-primary); }
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  width: 100%;
  padding-top: 80px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: hsla(220, 65%, 48%, 0.2);
  border: 1px solid hsla(220, 65%, 48%, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary-light);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(10px);
  animation: fadeInUp 0.8s ease-out;
}

.hero-tag .dot {
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}

.hero-title {
  font-size: var(--text-6xl);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-title .highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: var(--text-xl);
  color: var(--color-text-secondary);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: var(--space-10);
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* Hero Search Box */
.hero-search {
  margin-top: var(--space-12);
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--color-bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2);
  max-width: 700px;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
}

.search-box:focus-within {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

.search-select {
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-lg);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  cursor: pointer;
  min-width: 120px;
  border-right: 1px solid var(--color-border);
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23999' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.search-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text-primary);
}

.search-input::placeholder {
  color: var(--color-text-muted);
}

.search-btn {
  padding: var(--space-3) var(--space-6);
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: all var(--transition-base);
}

.search-btn:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-glow);
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: var(--space-12);
  margin-top: var(--space-12);
  animation: fadeInUp 0.8s ease-out 0.5s both;
}

.stat-item {
  text-align: left;
}

.stat-number {
  font-size: var(--text-3xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* === Categories Section === */
.categories {
  padding: var(--space-24) 0;
  background: var(--color-bg-secondary);
  position: relative;
}

.categories::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-6);
}

.category-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-base);
  aspect-ratio: 1;
  group: true;
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.category-card:hover img {
  transform: scale(1.1);
}

.category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, hsla(225, 25%, 8%, 0.1) 0%, hsla(225, 25%, 8%, 0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  transition: all var(--transition-base);
}

.category-card:hover .category-overlay {
  background: linear-gradient(180deg, hsla(220, 65%, 48%, 0.1) 0%, hsla(225, 25%, 8%, 0.9) 100%);
}

.category-icon {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-3);
  transition: transform var(--transition-spring);
}

.category-card:hover .category-icon {
  transform: scale(1.2);
}

.category-name {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.category-count {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* === Properties Section === */
.properties {
  padding: var(--space-24) 0;
  position: relative;
}

.properties-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-12);
}

.properties-tabs {
  display: flex;
  gap: var(--space-2);
}

.tab-btn {
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.tab-btn:hover {
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.tab-btn.active {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.properties-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

/* Property Card */
.property-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  cursor: pointer;
}

.property-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: 0 8px 30px hsla(220, 65%, 48%, 0.15);
}

.property-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.property-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.property-badges {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  display: flex;
  gap: var(--space-2);
}

.property-favorite {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: hsla(0, 0%, 0%, 0.4);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-full);
  color: white;
  transition: all var(--transition-fast);
  font-size: var(--text-lg);
}

.property-favorite:hover {
  background: var(--color-danger);
  transform: scale(1.1);
}

.property-favorite.active {
  background: var(--color-danger);
}

.property-content {
  padding: var(--space-5);
}

.property-type {
  font-size: var(--text-xs);
  color: var(--color-primary-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

.property-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.property-location {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.property-details {
  display: flex;
  gap: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  margin-bottom: var(--space-4);
}

.property-detail {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.property-detail svg {
  color: var(--color-text-muted);
}

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

.property-price {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-accent);
}

.property-price .unit {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
}

.property-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* More Button */
.properties-more {
  text-align: center;
  margin-top: var(--space-12);
}

/* === Map Section === */
.map-section {
  padding: var(--space-24) 0;
  background: var(--color-bg-secondary);
}

.map-container {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  height: 500px;
  background: var(--color-bg-tertiary);
}

.map-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 100%);
}

.map-placeholder svg {
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.map-placeholder p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}

.map-overlay-info {
  position: absolute;
  bottom: var(--space-6);
  left: var(--space-6);
  right: var(--space-6);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.map-info-card {
  background: var(--color-bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  text-align: center;
  transition: all var(--transition-fast);
}

.map-info-card:hover {
  background: hsla(225, 20%, 15%, 0.9);
  transform: translateY(-2px);
}

.map-info-number {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-primary-light);
}

.map-info-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* === Services Section === */
.services {
  padding: var(--space-24) 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: 0 8px 30px hsla(220, 65%, 48%, 0.1);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-5);
  background: hsla(220, 65%, 48%, 0.1);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  transition: all var(--transition-base);
}

.service-card:hover .service-icon {
  background: var(--gradient-primary);
  transform: scale(1.1) rotate(5deg);
}

.service-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.service-description {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* === Testimonials / Notice Section === */
.notices {
  padding: var(--space-24) 0;
  background: var(--color-bg-secondary);
}

.notices-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}

.notice-panel {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.notice-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.notice-panel-title {
  font-size: var(--text-lg);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.notice-panel-more {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.notice-panel-more:hover {
  color: var(--color-primary);
}

.notice-list {
  padding: var(--space-4) var(--space-6);
}

.notice-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.notice-item:last-child {
  border-bottom: none;
}

.notice-item:hover {
  padding-left: var(--space-2);
}

.notice-item:hover .notice-title-text {
  color: var(--color-primary-light);
}

.notice-title-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.notice-date {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
  margin-left: var(--space-4);
}

/* Quick Contact Panel */
.quick-contact {
  padding: var(--space-6);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-info-item:last-child {
  border-bottom: none;
}

.contact-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: hsla(220, 65%, 48%, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
}

.contact-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.contact-value {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

/* === CTA Section === */
.cta-section {
  padding: var(--space-24) 0;
  position: relative;
}

.cta-box {
  background: var(--gradient-primary);
  border-radius: var(--radius-2xl);
  padding: var(--space-16) var(--space-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 500px;
  height: 500px;
  background: hsla(0, 0%, 100%, 0.05);
  border-radius: 50%;
}

.cta-box::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -20%;
  width: 400px;
  height: 400px;
  background: hsla(0, 0%, 100%, 0.03);
  border-radius: 50%;
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: white;
  margin-bottom: var(--space-4);
}

.cta-description {
  font-size: var(--text-lg);
  color: hsla(0, 0%, 100%, 0.8);
  max-width: 600px;
  margin: 0 auto var(--space-8);
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
}

.btn-white {
  background: white;
  color: var(--color-primary-dark);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-lg);
  font-weight: 700;
  font-size: var(--text-base);
  transition: all var(--transition-base);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px hsla(0, 0%, 0%, 0.2);
}

.btn-ghost-white {
  border: 2px solid hsla(0, 0%, 100%, 0.3);
  color: white;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: var(--text-base);
  transition: all var(--transition-base);
}

.btn-ghost-white:hover {
  background: hsla(0, 0%, 100%, 0.1);
  border-color: hsla(0, 0%, 100%, 0.5);
}

/* === Footer === */
.footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand {
  max-width: 350px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 800;
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.footer-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-base);
}

.footer-description {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.footer-column-title {
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-6);
  color: var(--color-text-primary);
}

.footer-links li {
  margin-bottom: var(--space-3);
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-links a:hover {
  color: var(--color-primary-light);
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer-legal {
  display: flex;
  gap: var(--space-6);
}

.footer-legal a {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-legal a:hover {
  color: var(--color-primary-light);
}

/* === Scroll To Top === */
.scroll-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: var(--z-sticky);
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

/* === Modal === */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: hsla(225, 25%, 8%, 0.8);
  backdrop-filter: blur(8px);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  z-index: var(--z-modal);
  max-width: 480px;
  width: 90%;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal.active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.modal-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  margin-bottom: var(--space-6);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--color-text-secondary);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  transition: border-color var(--transition-fast);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px hsla(220, 65%, 48%, 0.15);
}

.form-input-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  resize: vertical;
  min-height: 100px;
  transition: border-color var(--transition-fast);
}

.form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px hsla(220, 65%, 48%, 0.15);
}

/* === Responsive === */
@media (max-width: 1024px) {
  .categories-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .properties-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
  
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .map-overlay-info {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-primary);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    z-index: 5;
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .nav-link {
    font-size: var(--text-lg);
    padding: var(--space-3) var(--space-6);
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-phone {
    display: none;
  }
  
  .hero-title {
    font-size: var(--text-3xl);
  }
  
  .hero-description {
    font-size: var(--text-base);
  }
  
  .hero-stats {
    gap: var(--space-8);
    flex-wrap: wrap;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .search-box {
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-4);
  }
  
  .search-select {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
  
  .search-input {
    width: 100%;
  }
  
  .search-btn {
    width: 100%;
    justify-content: center;
    padding: var(--space-3);
  }
  
  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .properties-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }
  
  .properties-grid {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .notices-container {
    grid-template-columns: 1fr;
  }
  
  .cta-box {
    padding: var(--space-10) var(--space-6);
  }
  
  .cta-title {
    font-size: var(--text-2xl);
  }
  
  .cta-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
  
  .map-overlay-info {
    grid-template-columns: 1fr 1fr;
    bottom: var(--space-3);
    left: var(--space-3);
    right: var(--space-3);
    gap: var(--space-2);
  }

  .container {
    padding: 0 var(--space-4);
  }

  .navbar {
    padding: var(--space-3) var(--space-4);
  }

  .nav-actions {
    gap: var(--space-2);
  }

  .nav-actions .btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
  }

  .section-header {
    margin-bottom: var(--space-10);
  }

  .section-title {
    font-size: var(--text-2xl);
  }

  .categories {
    padding: var(--space-16) 0;
  }

  .properties, .services, .notices, .cta-section, .map-section {
    padding: var(--space-16) 0;
  }

  .property-image {
    height: 180px;
  }

  .service-card {
    padding: var(--space-6);
  }

  .cta-box {
    padding: var(--space-10) var(--space-5);
  }

  .cta-description {
    font-size: var(--text-base);
  }

  .modal {
    padding: var(--space-6);
    width: 92%;
  }

  .form-input,
  .form-input-select,
  .form-textarea {
    font-size: var(--text-base); /* iOS 자동 확대 방지 (16px) */
  }

  .scroll-top {
    bottom: var(--space-5);
    right: var(--space-5);
    width: 42px;
    height: 42px;
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding-top: 64px;
  }

  .hero-tag {
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-3);
  }

  .hero-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-4);
  }

  .hero-description {
    font-size: var(--text-sm);
    margin-bottom: var(--space-6);
  }

  .hero-stats {
    gap: var(--space-6);
    margin-top: var(--space-8);
  }

  .stat-number {
    font-size: var(--text-xl);
  }

  .stat-label {
    font-size: var(--text-xs);
  }

  .search-box {
    padding: var(--space-1);
    border-radius: var(--radius-lg);
  }

  .search-select {
    min-width: 0;
  }

  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .category-name {
    font-size: var(--text-base);
  }

  .properties-header {
    margin-bottom: var(--space-8);
  }

  .properties-tabs {
    flex-wrap: wrap;
  }

  .tab-btn {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
  }

  .map-overlay-info {
    grid-template-columns: 1fr;
  }

  .services-grid {
    gap: var(--space-4);
  }

  .cta-title {
    font-size: var(--text-2xl);
  }

  .cta-actions {
    width: 100%;
  }

  .cta-actions .btn-white,
  .cta-actions .btn-ghost-white {
    width: 100%;
  }

  .footer {
    padding: var(--space-10) 0 var(--space-6);
  }

  .footer-legal {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-3);
  }

  .nav-logo-text {
    font-size: var(--text-base);
  }
}

/* === Loading Animation === */
.loading-screen {
  position: fixed;
  inset: 0;
  background: var(--color-bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* === Scroll Reveal Animations === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays for grid items */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* === Number Counter Animation === */
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Floating particles effect on hero === */
.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: hsla(220, 65%, 60%, 0.3);
  border-radius: 50%;
  animation: float linear infinite;
}

@keyframes float {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-100vh) rotate(720deg);
    opacity: 0;
  }
}