:root {
  --color-primary: #16354c;
  --color-primary-light: #24506f;
  --color-primary-dark: #091a27;
  --color-accent: #b98a4e;
  --color-accent-hover: #a37842;
  --color-accent-soft: rgba(185, 138, 78, 0.14);
  --color-gold: #d8bb89;
  --color-text: #183042;
  --color-text-soft: #516577;
  --color-text-muted: #6d7a86;
  --color-bg: #fcfaf7;
  --color-bg-soft: #f4eee4;
  --color-surface: #f8f3eb;
  --color-surface-strong: #fffdfa;
  --color-border: rgba(22, 53, 76, 0.12);
  --color-success: #1f8f6d;
  --color-error: #c84f43;
  --color-on-accent: #091a27;
  --color-on-dark: #f6f2eb;
  --color-nav-link: var(--color-primary);

  --font-sans: 'Manrope', 'Avenir Next', 'Segoe UI', sans-serif;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-body: var(--font-sans);
  --font-heading: var(--font-serif);

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.35rem;
  --text-2xl: 1.6rem;
  --text-3xl: 2.1rem;
  --text-4xl: 2.8rem;

  --font-size-xs: var(--text-xs);
  --font-size-sm: var(--text-sm);
  --font-size-base: var(--text-base);
  --font-size-lg: var(--text-lg);
  --font-size-xl: var(--text-xl);
  --font-size-2xl: var(--text-2xl);
  --font-size-3xl: var(--text-3xl);
  --font-size-4xl: var(--text-4xl);
  --font-size-5xl: clamp(3rem, 6vw, 5rem);

  --leading-tight: 1.05;
  --leading-snug: 1.2;
  --leading-normal: 1.6;
  --leading-relaxed: 1.78;

  --tracking-tight: -0.04em;
  --tracking-snug: -0.02em;
  --tracking-wide: 0.08em;
  --tracking-wider: 0.16em;

  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;

  --spacing-page: clamp(1.1rem, 2vw, 1.75rem);
  --content-width: 680px;
  --wide-width: 1200px;
  --gutter-width: 200px;
  --meta-col-width: 180px;
  --nav-height: 104px;
  --search-input-width: 180px;

  --radius-sm: 0.55rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  --radius: var(--radius-md);

  --transition-fast: 140ms ease;
  --transition-base: 220ms ease;

  --avatar-size-xs: 20px;
  --avatar-size-sm: 24px;
  --avatar-size-md: 32px;
  --avatar-size-lg: 40px;

  --shadow-sm: 0 10px 22px rgba(9, 26, 39, 0.08);
  --shadow-md: 0 16px 38px rgba(9, 26, 39, 0.1);
  --shadow-lg: 0 28px 60px rgba(9, 26, 39, 0.16);
  --shadow-xl: 0 38px 82px rgba(9, 26, 39, 0.2);
  --shadow-dropdown: var(--shadow-lg);
  --shadow-btn-active: 0 4px 10px rgba(9, 26, 39, 0.16);
  --shadow-hero-panel: 0 28px 80px rgba(0, 0, 0, 0.18);

  --tag-padding-y: 0.25rem;
  --space-section-sm: 3rem;
  --space-section-md: 5.5rem;
  --space-section-lg: 8rem;

  --header-bg: rgba(255, 252, 247, 0.9);
  --header-text: var(--color-primary);
  --header-border: 1px solid rgba(22, 53, 76, 0.1);
  --header-position: sticky;
  --header-padding-y: 1rem;
  --header-logo-size: clamp(2rem, 3vw, 2.6rem);

  --nav-gap: var(--spacing-8);
  --nav-actions-gap: var(--spacing-8);

  --color-bg-subtle: var(--color-bg-soft);
  --color-text-secondary: var(--color-text-soft);
  --color-muted: var(--color-text-muted);
  --color-border-subtle: rgba(22, 53, 76, 0.06);
  --color-accent-ring: rgba(185, 138, 78, 0.24);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-text: #e9e1d5;
    --color-text-soft: #c5bfb7;
    --color-text-muted: #a7a39d;
    --color-bg: #0b1823;
    --color-bg-soft: #102231;
    --color-surface: #122636;
    --color-surface-strong: #172d40;
    --color-border: rgba(246, 242, 235, 0.12);
    --color-nav-link: #f6f2eb;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background:
    radial-gradient(circle at top left, rgba(185, 138, 78, 0.08), transparent 24%),
    var(--color-bg);
  line-height: var(--leading-normal);
}

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

a {
  color: var(--color-primary);
}

main {
  min-height: 60vh;
}

.property-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(1.25rem, 2vw, 1.75rem);
  padding: var(--spacing-page);
}

.property-grid__empty {
  padding: var(--spacing-page);
  color: var(--color-text-muted);
  text-align: center;
}

.search-bar {
  background: var(--color-bg-soft);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem var(--spacing-page);
}

.search-bar form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  max-width: 1200px;
  margin: 0 auto;
}

.search-bar select,
.search-bar input,
.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  background: var(--color-surface-strong);
  color: var(--color-text);
}

.contact-form {
  max-width: 600px;
  margin: 2rem auto;
  padding: var(--spacing-page);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.375rem;
  font-weight: 600;
}

.field-error {
  color: var(--color-error);
  font-size: var(--text-sm);
  display: block;
  margin-top: 0.25rem;
}

.form-status.success {
  color: var(--color-success);
  margin: 1rem 0;
}

.form-status.error {
  color: var(--color-error);
  margin: 1rem 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.35rem;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  font-size: var(--text-base);
  text-decoration: none;
  transition: transform var(--transition-base), background var(--transition-base), color var(--transition-base);
}

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

.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.pagination {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  padding: 2rem;
}

.pagination a {
  padding: 0.6rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
}

.pagination a.active,
.pagination a[aria-current] {
  background: var(--color-accent);
  color: var(--color-on-accent);
  border-color: var(--color-accent);
}