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

:root {
  --green-deep: #1B3A2D;
  --green-mid: #2D5A3F;
  --green-light: #3E7A55;
  --gold: #C9943B;
  --gold-light: #DDB966;
  --bg: #F7F3EC;
  --bg-alt: #EEE8DD;
  --text: #3D2B1F;
  --text-muted: #6B5744;
  --white: #FFFFFF;
  --offwhite: #FDFBF7;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* =================== NAV =================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 243, 236, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(61, 43, 31, 0.08);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-logo {
  font-family: 'Fraunces', serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--green-deep);
  letter-spacing: -0.02em;
}

.nav-badge {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 3px 10px;
  border-radius: 20px;
}

/* =================== HERO =================== */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 32px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.hero-headline {
  font-family: 'Fraunces', serif;
  font-size: clamp(42px, 5.5vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  color: var(--green-deep);
  margin-bottom: 28px;
  letter-spacing: -0.03em;
}

.hero-line-1, .hero-line-2 { display: block; }
.hero-line-3 { display: block; font-style: italic; color: var(--green-mid); }

.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 480px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 28px;
}

.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--green-deep);
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
  letter-spacing: 0.02em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(61, 43, 31, 0.15);
}

/* Comparison Card */
.comparison-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: 0 4px 32px rgba(27, 58, 45, 0.08);
  border: 1px solid rgba(27, 58, 45, 0.06);
}

.comparison-side { flex: 1; text-align: center; }
.comparison-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.comparison-scene {
  height: 140px;
  border-radius: 10px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 10px;
}

/* BEFORE SCENE */
.before-scene { background: #9E9488; }
.driveway-grime {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: #7A7166;
}
.grime-stain {
  position: absolute;
  background: #5C5348;
  border-radius: 50%;
  opacity: 0.6;
}
.s1 { width: 50px; height: 35px; top: 30%; left: 10%; }
.s2 { width: 30px; height: 20px; top: 60%; left: 40%; }
.s3 { width: 40px; height: 25px; top: 20%; left: 60%; }
.s4 { width: 25px; height: 35px; top: 50%; left: 75%; }
.grime-line {
  position: absolute;
  background: #4A4238;
  border-radius: 4px;
}
.l1 { height: 3px; width: 70%; top: 45%; left: 5%; transform: rotate(-8deg); }
.l2 { height: 2px; width: 50%; top: 65%; left: 30%; transform: rotate(5deg); }
.l3 { height: 4px; width: 60%; top: 78%; left: 10%; }
.crack {
  position: absolute;
  background: #3D3328;
  width: 2px;
}
.c1 { height: 30px; top: 20%; left: 30%; transform: rotate(15deg); }
.c2 { height: 20px; top: 70%; left: 60%; transform: rotate(-20deg); }

/* AFTER SCENE */
.after-scene { background: #C5B89A; }
.driveway-clean {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: #B8A882;
}
.concrete-slab {
  position: absolute;
  top: 10%; left: 5%; right: 5%; bottom: 40%;
  background: #D4C9A8;
  border-radius: 4px;
}

/* House */
.house-outline { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); }
.roof-shape {
  width: 0;
  height: 0;
  border-left: 32px solid transparent;
  border-right: 32px solid transparent;
  border-bottom: 22px solid #8B7D6B;
  margin: 0 auto;
}
.roof-shape.clean-roof { border-bottom-color: #B8A882; }
.house-body {
  width: 56px;
  height: 32px;
  background: #9E9488;
  margin: 0 auto;
  position: relative;
}
.house-body.dirty { background: #7A6A5A; }
.house-body.clean { background: #C5B89A; }
.window {
  position: absolute;
  width: 10px;
  height: 10px;
  background: #6B5D4F;
  top: 6px;
  border-radius: 1px;
}
.window.dirty { background: #4A3E32; }
.window.clean { background: #9E8B72; }
.w1 { left: 8px; }
.w2 { right: 8px; }
.door {
  position: absolute;
  width: 10px;
  height: 16px;
  background: #6B5D4F;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}
.door.dirty { background: #4A3E32; }
.door.clean { background: #9E8B72; }

.comparison-caption {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 10px;
  line-height: 1.4;
}

.comparison-arrow { flex-shrink: 0; }

/* =================== WHY =================== */
.why {
  background: var(--white);
  border-top: 1px solid rgba(27, 58, 45, 0.06);
  border-bottom: 1px solid rgba(27, 58, 45, 0.06);
  padding: 96px 32px;
}
.why-inner { max-width: 780px; margin: 0 auto; }

.why-badge {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.why-headline {
  font-family: 'Fraunces', serif;
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 600;
  line-height: 1.15;
  color: var(--green-deep);
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
.why-body {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 20px;
}
.why-markers {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.marker { display: flex; align-items: center; gap: 10px; }
.marker-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(201, 148, 59, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.marker-text { font-size: 14px; font-weight: 500; color: var(--green-deep); }

/* =================== MODEL =================== */
.model {
  padding: 96px 32px;
  max-width: 1200px;
  margin: 0 auto;
}
.model-header { max-width: 660px; margin-bottom: 64px; }
.model-badge {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.model-headline {
  font-family: 'Fraunces', serif;
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 600;
  line-height: 1.2;
  color: var(--green-deep);
  letter-spacing: -0.02em;
}
.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(27, 58, 45, 0.08);
  border-radius: 16px;
  overflow: hidden;
}
.model-item {
  background: var(--offwhite);
  padding: 40px 36px;
  transition: background 0.2s;
}
.model-item:hover { background: var(--white); }
.model-num {
  font-family: 'Fraunces', serif;
  font-size: 56px;
  font-weight: 300;
  color: rgba(27, 58, 45, 0.08);
  line-height: 1;
  margin-bottom: 20px;
  letter-spacing: -0.04em;
}
.model-title {
  font-family: 'Fraunces', serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--green-deep);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.model-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* =================== TRADES =================== */
.trades {
  background: var(--green-deep);
  padding: 96px 32px;
}
.trades-inner { max-width: 1200px; margin: 0 auto; }
.trades-headline {
  font-family: 'Fraunces', serif;
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 600;
  color: var(--bg);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.trades-sub {
  font-size: 17px;
  color: rgba(247, 243, 236, 0.6);
  margin-bottom: 56px;
  max-width: 560px;
  line-height: 1.7;
}
.trades-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.trade-card {
  background: rgba(247, 243, 236, 0.05);
  border: 1px solid rgba(247, 243, 236, 0.08);
  border-radius: 12px;
  padding: 32px 28px;
  transition: background 0.2s;
}
.trade-card:hover { background: rgba(247, 243, 236, 0.09); }
.trade-icon {
  margin-bottom: 20px;
  opacity: 0.9;
}
.trade-name {
  font-family: 'Fraunces', serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--bg);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.trade-desc {
  font-size: 13px;
  color: rgba(247, 243, 236, 0.55);
  line-height: 1.65;
  margin-bottom: 16px;
}
.trade-meta {
  font-size: 11px;
  color: var(--gold);
  font-weight: 500;
  letter-spacing: 0.06em;
}

/* =================== PHILOSOPHY =================== */
.philosophy {
  padding: 96px 32px;
  background: var(--bg);
}
.philosophy-inner { max-width: 900px; margin: 0 auto; }
.philosophy-quote {
  border-left: 3px solid var(--gold);
  padding-left: 32px;
  margin-bottom: 56px;
}
.quote-text {
  font-family: 'Fraunces', serif;
  font-size: clamp(22px, 2.5vw, 32px);
  font-weight: 300;
  font-style: italic;
  color: var(--green-deep);
  line-height: 1.45;
  letter-spacing: -0.01em;
}
.quote-attribution {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 16px;
}
.philosophy-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.philosophy-body p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* =================== CLOSING =================== */
.closing {
  padding: 100px 32px;
  background: var(--white);
  border-top: 1px solid rgba(27, 58, 45, 0.06);
}
.closing-inner { max-width: 840px; margin: 0 auto; }
.closing-headline {
  font-family: 'Fraunces', serif;
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 600;
  line-height: 1.25;
  color: var(--green-deep);
  letter-spacing: -0.02em;
  margin-bottom: 32px;
}
.closing-headline em { font-style: italic; color: var(--green-mid); }
.closing-body {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}
.closing-vision {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.75;
  border-top: 1px solid rgba(27, 58, 45, 0.08);
  padding-top: 28px;
  margin-top: 28px;
  font-style: italic;
}

/* =================== FOOTER =================== */
.footer {
  background: var(--green-deep);
  padding: 48px 32px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: 'Fraunces', serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--bg);
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 6px;
}
.footer-tagline {
  font-size: 13px;
  color: rgba(247, 243, 236, 0.4);
}
.footer-note {
  font-size: 13px;
  color: rgba(247, 243, 236, 0.3);
  font-style: italic;
}

/* =================== RESPONSIVE =================== */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 48px; }
  .hero-right { order: -1; }
  .model-grid { grid-template-columns: repeat(2, 1fr); }
  .trades-grid { grid-template-columns: repeat(2, 1fr); }
  .philosophy-body { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .hero { padding: 48px 20px 48px; }
  .hero-stats { gap: 16px; }
  .stat-num { font-size: 22px; }
  .why { padding: 64px 20px; }
  .model { padding: 64px 20px; }
  .model-grid { grid-template-columns: 1fr; }
  .trades { padding: 64px 20px; }
  .trades-grid { grid-template-columns: 1fr; }
  .philosophy { padding: 64px 20px; }
  .closing { padding: 64px 20px; }
  .footer-inner { flex-direction: column; gap: 16px; }
  .comparison-card { flex-direction: column; gap: 8px; padding: 20px 16px; }
  .comparison-arrow { transform: rotate(90deg); }
  .why-markers { flex-direction: column; gap: 16px; }
}