:root {
  --teal: #0d3b3e;
  --teal-mid: #1a5c5f;
  --sand: #f5f0e8;
  --cream: #faf8f4;
  --amber: #e8a838;
  --charcoal: #2a2a2a;
  --text: #1c1c1c;
  --text-muted: #6b6560;
  --border: #e0dbd3;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--sand);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NAV ─────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(245, 240, 232, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 18px;
  color: var(--teal);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* ── HERO ─────────────────────────────────── */
.hero {
  min-height: 100vh;
  padding: 140px 40px 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 80px;
  align-items: start;
}
.hero-overline {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.hero-headline {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(52px, 6.5vw, 88px);
  line-height: 1.05;
  color: var(--teal);
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
.hero-headline em {
  font-style: italic;
  color: var(--amber);
}
.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 520px;
  line-height: 1.65;
}

/* Stats panel */
.hero-stats {
  background: var(--teal);
  border-radius: 16px;
  padding: 40px 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-self: start;
  margin-top: 60px;
}
.hero-stat {
  padding: 24px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  border-right: 1px solid rgba(255,255,255,0.1);
}
.hero-stat:nth-child(2n) { border-right: none; }
.hero-stat:nth-child(3),
.hero-stat:nth-child(4) { border-bottom: none; }
.stat-number {
  display: block;
  font-family: 'DM Serif Display', serif;
  font-size: 36px;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,0.55);
  line-height: 1.35;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Linen visual */
.hero-visual {
  position: absolute;
  right: 80px;
  bottom: 80px;
  width: 200px;
}
.linen-stack {
  position: relative;
  width: 180px;
  height: 220px;
}
.linen-layer {
  position: absolute;
  width: 160px;
  height: 44px;
  border-radius: 6px;
  left: 50%;
  transform: translateX(-50%);
}
.linen-layer-1 { background: #e8ddd0; top: 0; }
.linen-layer-2 { background: #d9cec2; top: 48px; transform: translateX(-45%); }
.linen-layer-3 { background: #cec5b8; top: 96px; transform: translateX(-40%); }
.linen-layer-4 { background: #beb9ab; top: 144px; transform: translateX(-35%); }

/* ── CREDENTIALS ─────────────────────────── */
.credentials {
  padding: 40px 40px 60px;
  border-bottom: 1px solid var(--border);
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.credentials-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 28px;
  text-align: center;
}
.credentials-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 56px;
  flex-wrap: wrap;
}
.cred-logo {
  color: var(--text-muted);
  opacity: 0.7;
  transition: opacity 0.2s;
}
.cred-logo svg { display: block; }
.cred-logo:hover { opacity: 1; }

/* ── STATS SECTION ───────────────────────── */
.stats-section {
  padding: 100px 40px;
  background: var(--cream);
}
.stats-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}
.stats-card {
  background: #fff;
  padding: 48px 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.stats-icon {
  margin-bottom: 8px;
}
.stats-big {
  font-family: 'DM Serif Display', serif;
  font-size: 48px;
  color: var(--teal);
  letter-spacing: -0.03em;
  line-height: 1;
}
.stats-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── PROCESS ─────────────────────────────── */
.process {
  padding: 100px 40px;
  background: var(--sand);
}
.process-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.section-overline {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--amber);
  margin-bottom: 20px;
}
.process-headline {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(36px, 4vw, 56px);
  color: var(--teal);
  margin-bottom: 72px;
  max-width: 640px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
}
.step { display: flex; flex-direction: column; gap: 16px; }
.step-num {
  font-family: 'DM Serif Display', serif;
  font-size: 64px;
  color: var(--border);
  line-height: 1;
  letter-spacing: -0.04em;
}
.step-title {
  font-family: 'DM Serif Display', serif;
  font-size: 20px;
  color: var(--teal);
  margin-bottom: 4px;
}
.step-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── PULLQUOTE ───────────────────────────── */
.pullquote-section {
  padding: 80px 40px;
  background: var(--teal);
}
.pullquote-inner { max-width: 1200px; margin: 0 auto; }
.pullquote {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(28px, 4vw, 48px);
  color: #fff;
  line-height: 1.3;
  letter-spacing: -0.01em;
  max-width: 800px;
  position: relative;
  padding-left: 40px;
}
.quote-mark {
  position: absolute;
  left: 0;
  top: -12px;
  font-size: 80px;
  color: var(--amber);
  line-height: 1;
  font-family: 'DM Serif Display', serif;
}
.quote-attribution {
  margin-top: 28px;
  margin-left: 40px;
  font-size: 14px;
  color: rgba(255,255,255,0.5);
}

/* ── SUSTAINABILITY ─────────────────────── */
.sustainability {
  padding: 100px 40px;
  background: var(--cream);
}
.sustain-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.sustain-headline {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(36px, 4vw, 52px);
  color: var(--teal);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}
.sustain-body {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}
.sustain-body strong { color: var(--text); }

/* Water comparison */
.water-comparison {
  padding: 48px;
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--border);
}
.water-bar {
  margin-bottom: 28px;
}
.water-bar:last-of-type { margin-bottom: 16px; }
.water-label {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-family: 'DM Sans', sans-serif;
}
.water-fill {
  height: 20px;
  border-radius: 4px;
  margin-bottom: 0;
}
.water-traditional {
  width: 100%;
  background: var(--border);
}
.water-ecodirect {
  width: 13.3%;
  background: var(--teal);
}
.water-note {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── CLOSING ─────────────────────────────── */
.closing {
  padding: 100px 40px;
  background: var(--sand);
}
.closing-inner { max-width: 1200px; margin: 0 auto; }
.closing-headline {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(40px, 5vw, 68px);
  color: var(--teal);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  max-width: 720px;
}
.closing-body {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.65;
  margin-bottom: 48px;
}
.closing-promise {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.promise-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--teal);
}

/* ── FOOTER ──────────────────────────────── */
.site-footer {
  padding: 60px 40px;
  background: var(--teal);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 20px;
  color: #fff;
  margin-bottom: 8px;
  display: block;
}
.footer-tagline {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
}
.footer-location {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  text-align: right;
  margin-bottom: 6px;
}
.footer-copy {
  font-size: 13px;
  color: rgba(255,255,255,0.35);
  text-align: right;
}

/* ── RESPONSIVE ─────────────────────────── */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-stats { grid-template-columns: repeat(4, 1fr); margin-top: 0; }
  .hero-visual { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .sustain-inner { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .site-nav { padding: 16px 24px; }
  .hero { padding: 120px 24px 60px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .credentials-logos { gap: 32px; }
  .closing-promise { flex-direction: column; gap: 20px; }
  .footer-inner { flex-direction: column; gap: 24px; align-items: flex-start; }
  .footer-location, .footer-copy { text-align: left; }
  .credentials, .stats-section, .process, .sustainability, .closing { padding-left: 24px; padding-right: 24px; }
  .pullquote-section { padding-left: 24px; padding-right: 24px; }
  .pullquote { padding-left: 24px; }
  .quote-attribution { margin-left: 24px; }
}