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

:root {
  --bg: #0A0A0A;
  --bg-2: #111111;
  --bg-card: #161616;
  --fg: #F0EBE1;
  --fg-muted: #8A8680;
  --fg-dim: #4A4845;
  --accent: #C8A96E;
  --accent-dim: #8A7347;
  --border: rgba(200, 169, 110, 0.12);
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 700; line-height: 1.15; }

.section-eyebrow {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-headline {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  color: var(--fg);
  line-height: 1.1;
}

/* === HEADER === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 1200px;
  margin: 0 auto;
}

.wordmark {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.accent-dot { color: var(--accent); }

.header-tag {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  border: 1px solid var(--fg-dim);
  padding: 2px 7px;
  border-radius: 4px;
}

/* === HERO === */
.hero {
  padding: 140px 40px 60px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.hero-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero-headline {
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 24px;
  line-height: 1.08;
}

.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 460px;
  line-height: 1.7;
}

/* === RENDER PREVIEW CARDS === */
.hero-visual {
  position: relative;
}

.render-preview-stack {
  position: relative;
  height: 420px;
}

.render-card {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card-1 { width: 220px; top: 0; left: 0; z-index: 3; }
.card-2 { width: 200px; top: 60px; left: 120px; z-index: 2; }
.card-3 { width: 180px; top: 140px; left: 200px; z-index: 1; }

.render-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  position: relative;
}

.interior-view {
  background: linear-gradient(135deg, #1a1208 0%, #2d2010 40%, #3d2e18 70%, #1a1208 100%);
}
.exterior-view {
  background: linear-gradient(135deg, #0d1a2e 0%, #162744 40%, #1e3655 70%, #0d1a2e 100%);
}
.walkthrough {
  background: linear-gradient(135deg, #0e1a18 0%, #162e2a 40%, #1e3d38 70%, #0e1a18 100%);
}

.render-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  padding: 10px 12px 4px;
  font-family: var(--font-head);
}

.render-meta {
  font-size: 11px;
  color: var(--accent);
  padding: 0 12px 10px;
}

/* Atmospheric overlay lines on render cards */
.interior-view::after,
.exterior-view::after,
.walkthrough::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 18px,
      rgba(200, 169, 110, 0.04) 18px,
      rgba(200, 169, 110, 0.04) 19px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 18px,
      rgba(200, 169, 110, 0.04) 18px,
      rgba(200, 169, 110, 0.04) 19px
    );
}

/* === HERO BOTTOM BAR === */
.hero-bottom {
  max-width: 1200px;
  margin: 60px auto 0;
  width: 100%;
}

.bottom-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 20px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  flex-wrap: wrap;
}

.bar-label {
  font-size: 12px;
  color: var(--fg-muted);
  white-space: nowrap;
}

.tool-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  font-size: 11px;
  font-weight: 500;
  color: var(--fg-muted);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 20px;
  letter-spacing: 0.03em;
}

/* === STATS ROW === */
.stats-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 60px 40px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 60px;
  text-align: center;
}

.stat-number {
  font-family: var(--font-head);
  font-size: 48px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 10px;
}

.stat-desc {
  font-size: 13px;
  color: var(--fg-muted);
  max-width: 180px;
  line-height: 1.4;
}

.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
}

/* === FEATURES === */
.features {
  padding: 100px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.features-header {
  margin-bottom: 64px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.feature-card {
  background: var(--bg);
  padding: 36px 32px;
  transition: background 0.2s;
}

.feature-card:hover {
  background: var(--bg-2);
}

.feature-icon {
  color: var(--accent);
  margin-bottom: 20px;
}

.feature-title {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
}

.feature-body {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* === PROCESS === */
.process {
  padding: 100px 40px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.process-header {
  max-width: 1200px;
  margin: 0 auto 72px;
}

.process-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  max-width: 1200px;
  margin: 0 auto;
  overflow-x: auto;
  padding-bottom: 20px;
}

.step {
  flex: 1;
  min-width: 0;
  padding: 0 32px;
}

.step-number {
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}

.step-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
}

.step-desc {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

.step-connector {
  width: 60px;
  height: 1px;
  background: var(--border);
  margin-top: 30px;
  flex-shrink: 0;
}

/* === CLOSING === */
.closing {
  padding: 120px 40px;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(200, 169, 110, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.closing-badge {
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
  line-height: 1.5;
}

.closing-headline {
  font-size: clamp(28px, 4.5vw, 48px);
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 24px;
  line-height: 1.15;
}

.closing-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 40px;
}

.closing-tags {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.closing-tag {
  font-size: 12px;
  color: var(--fg-muted);
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 20px;
}

/* === FOOTER === */
.site-footer {
  padding: 60px 40px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.footer-wordmark {
  font-size: 22px;
}

.footer-tag {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-dim);
  border: 1px solid var(--fg-dim);
  padding: 2px 7px;
  border-radius: 4px;
}

.footer-note {
  font-size: 13px;
  color: var(--fg-dim);
  max-width: 360px;
}

.footer-copy {
  font-size: 11px;
  color: var(--fg-dim);
  margin-top: 8px;
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero { padding-top: 120px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .stats-row { flex-direction: column; gap: 32px; padding: 48px 40px; }
  .stat { padding: 0; }
  .stat-divider { width: 60px; height: 1px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { flex-direction: column; gap: 40px; }
  .step-connector { width: 40px; height: 1px; margin-top: 0; }
}

@media (max-width: 600px) {
  .site-header { padding: 16px 24px; }
  .hero { padding: 100px 24px 48px; }
  .features, .process, .closing, .features-header { padding-left: 24px; padding-right: 24px; }
  .feature-grid { grid-template-columns: 1fr; }
  .stats-row { padding: 48px 24px; }
}