/* ==========================================================================
   CENTURY REAL ESTATE — REAL ESTATE SINGLE-PAGE STYLESHEET
   Clean, modern, professional, high-performance styling.
   Zero external CSS frameworks. Native CSS3 with CSS Custom Properties.
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Color Palette */
  --bg-main: #F8F9FA;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F1F3F5;
  --bg-accent-light: #F8F4EC;
  
  --text-primary: #1A1D20;
  --text-secondary: #555C66;
  --text-muted: #767D88;
  
  --brand-accent: #A37A3E;
  --brand-accent-hover: #8B652E;
  
  --border-light: #E4E7EB;
  --border-dark: #CDD2D8;
  
  /* Status Badge Colors */
  --badge-ready-bg: #E6F4EA;
  --badge-ready-text: #137333;
  --badge-const-bg: #FEF7E0;
  --badge-const-text: #B06000;
  --badge-new-bg: #F3E8FD;
  --badge-new-text: #7627BB;

  /* Normal, Clean Typography Stack */
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  
  /* Layout & Spacing */
  --container-max: 1360px;
  --header-height: 70px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Shadows & Elevations */
  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.09);
  --transition-smooth: all 0.25s ease;
}

/* --- Global Reset & Box Sizing --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-base);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

/* --- Container Wrappers --- */
.header-container,
.hero-container,
.section-container,
.footer-container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1.25rem, 3.5vw, 2.5rem);
  padding-right: clamp(1.25rem, 3.5vw, 2.5rem);
}

/* ==========================================================================
   1. SITE HEADER (Minimal, top-left text logo, no navigation menu)
   ========================================================================== */
.site-header {
  position: relative;
  width: 100%;
  height: var(--header-height);
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  z-index: 50;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.brand-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
}

.brand-name {
  font-family: var(--font-base);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  line-height: 1.1;
  text-transform: uppercase;
}

.brand-tagline {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--brand-accent);
  text-transform: uppercase;
  margin-top: 2px;
}

/* ==========================================================================
   2. HERO SECTION (Compact ~30% max viewport height, Clean & Light)
   ========================================================================== */
.hero-section {
  position: relative;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
  padding-top: clamp(1.75rem, 3vh, 2.5rem);
  padding-bottom: clamp(1.75rem, 3vh, 2.5rem);
  min-height: auto;
  display: flex;
  align-items: center;
}

.hero-content {
  max-width: 900px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.25rem 0.65rem;
  background-color: var(--bg-main);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--brand-accent);
  margin-bottom: 0.75rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--brand-accent);
}

.hero-title {
  font-family: var(--font-base);
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.hero-description {
  font-size: clamp(0.92rem, 1.1vw, 1.02rem);
  color: var(--text-secondary);
  line-height: 1.55;
  font-weight: 400;
  max-width: 820px;
}

/* ==========================================================================
   3. PROPERTIES SECTION (Main Section - 4 Cards/Row Desktop)
   ========================================================================== */
.properties-section {
  padding-top: clamp(2.5rem, 4.5vw, 3.75rem);
  padding-bottom: clamp(3rem, 5vw, 4.5rem);
  background-color: var(--bg-main);
}

.section-header {
  margin-bottom: 2rem;
}

.section-kicker {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-accent);
  margin-bottom: 0.25rem;
}

.section-title {
  font-family: var(--font-base);
  font-size: clamp(1.4rem, 2vw, 1.85rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.section-intro {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-top: 0.35rem;
  max-width: 680px;
}

/* Responsive Property Grid */
.property-grid {
  display: grid;
  /* Desktop Default: 4 cards per row */
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 1.5vw, 1.5rem);
}

/* Property Card Design */
.property-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
  position: relative;
}

.property-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--border-dark);
}

/* Card Media / Image */
.card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 11;
  background-color: var(--bg-subtle);
  overflow: hidden;
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.property-card:hover .card-image {
  transform: scale(1.04);
}

/* Card Badges */
.card-badges {
  position: absolute;
  top: 0.65rem;
  left: 0.65rem;
  z-index: 2;
}

.status-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-sm);
}

.status-badge.ready {
  background-color: var(--badge-ready-bg);
  color: var(--badge-ready-text);
  border: 1px solid rgba(19, 115, 51, 0.2);
}

.status-badge.construction {
  background-color: var(--badge-const-bg);
  color: var(--badge-const-text);
  border: 1px solid rgba(176, 96, 0, 0.2);
}

.status-badge.new-launch {
  background-color: var(--badge-new-bg);
  color: var(--badge-new-text);
  border: 1px solid rgba(118, 39, 187, 0.2);
}

/* Card Content / Body */
.card-body {
  padding: 1rem 1rem 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-typology {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--brand-accent);
  margin-bottom: 0.3rem;
}

.card-title {
  font-family: var(--font-base);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}

.card-location {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: auto;
}

.icon-pin {
  flex-shrink: 0;
  color: var(--brand-accent);
}

/* ==========================================================================
   4. ABOUT BUILDER SECTION
   ========================================================================== */
.about-builder-section {
  padding-bottom: clamp(3rem, 5vw, 4.5rem);
  background-color: var(--bg-main);
}

.about-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 3vw, 2.75rem);
  box-shadow: var(--shadow-card);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: clamp(1.75rem, 3.5vw, 3rem);
  align-items: center;
}

.about-title {
  font-family: var(--font-base);
  font-size: clamp(1.35rem, 1.8vw, 1.7rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin-top: 0.2rem;
  margin-bottom: 1rem;
  letter-spacing: -0.015em;
}

.about-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 0.85rem;
}

.about-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

.about-text:last-of-type {
  margin-bottom: 0;
}

/* About Stats Panel */
.about-stats-panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.stat-box {
  background-color: var(--bg-main);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.15rem 0.85rem;
  text-align: center;
  transition: var(--transition-smooth);
}

.stat-box:hover {
  background-color: var(--bg-accent-light);
  border-color: var(--brand-accent);
}

.stat-number {
  display: block;
  font-family: var(--font-base);
  font-size: clamp(1.5rem, 2vw, 1.95rem);
  font-weight: 800;
  color: var(--brand-accent);
  line-height: 1.1;
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

.stat-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.35;
}

/* ==========================================================================
   5. SITE FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  padding-top: 1.75rem;
  padding-bottom: 1.75rem;
}

.footer-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.copyright-text {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.legal-link-btn {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: var(--transition-smooth);
  padding: 0.2rem 0;
}

.legal-link-btn:hover {
  color: var(--brand-accent);
  text-decoration-color: var(--brand-accent);
}

.footer-sep {
  font-size: 0.75rem;
  color: var(--border-dark);
}

/* ==========================================================================
   6. ACCESSIBLE MODALS (Legal disclosures)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(18, 19, 22, 0.6);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

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

.modal-dialog {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  max-width: 560px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.2);
  transform: translateY(15px);
  transition: transform 0.2s ease;
  overflow: hidden;
}

.modal-backdrop.active .modal-dialog {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.15rem 1.35rem;
  border-bottom: 1px solid var(--border-light);
}

.modal-title {
  font-family: var(--font-base);
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.modal-close-btn {
  font-size: 1.65rem;
  line-height: 1;
  color: var(--text-muted);
  transition: color 0.15s ease;
  padding: 0 0.25rem;
}

.modal-close-btn:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1.35rem;
  overflow-y: auto;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.modal-body p {
  margin-bottom: 0.8rem;
}

.modal-body p:last-child {
  margin-bottom: 0;
}

/* ==========================================================================
   7. RESPONSIVE MEDIA QUERIES (Mobile-First Constraints)
   ========================================================================== */

/* Tablet Viewports: 2 Cards per Row */
@media (max-width: 1024px) {
  .property-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.15rem;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  
  .about-stats-panel {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Mobile Viewports: 1 Card per Row */
@media (max-width: 640px) {
  :root {
    --header-height: 62px;
  }

  .property-grid {
    grid-template-columns: 1fr;
    gap: 1.15rem;
  }

  .about-stats-panel {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.65rem;
  }

  .footer-container {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-links {
    flex-wrap: wrap;
  }
}


/* Responsive hardening: shared across all developer landing pages */
html { overflow-x: hidden; }
body { min-width: 0; }
img, svg { max-width: 100%; }
.property-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.property-card { min-width: 0; }
.card-title, .card-location, .card-typology { overflow-wrap: anywhere; }
.hero-title, .section-title, .about-title { text-wrap: balance; }
.footer-container { min-width: 0; }

@media (max-width: 1100px) {
  .property-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 800px) {
  .header-container, .hero-container, .section-container, .footer-container {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }
  .property-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
  .about-grid { grid-template-columns: 1fr; }
  .about-stats-panel { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .section-header { display: block; }
  .section-intro { max-width: none; }
}

@media (max-width: 560px) {
  .header-container, .hero-container, .section-container, .footer-container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .brand-name { font-size: 1.1rem; letter-spacing: .055em; }
  .brand-tagline { font-size: .58rem; }
  .hero-section { padding-top: 1.5rem; padding-bottom: 1.5rem; }
  .hero-title { font-size: clamp(1.45rem, 7vw, 2rem); }
  .hero-description { font-size: .9rem; }
  .properties-section, .about-builder-section { padding-top: 2rem; padding-bottom: 2.5rem; }
  .property-grid { grid-template-columns: 1fr; gap: .9rem; }
  .card-media { aspect-ratio: 16 / 10; }
  .card-body { padding: .9rem 1rem 1rem; }
  .about-stats-panel { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-container { align-items: flex-start; flex-direction: column; }
  .footer-links { flex-wrap: wrap; row-gap: .4rem; }
  .modal-backdrop { padding: .75rem; }
  .modal-dialog { max-height: 90vh; }
  .modal-header, .modal-body { padding: 1rem; }
}