:root {
  --bg: #faf8f5;
  --bg-warm: #f3ede4;
  --fg: #1a1612;
  --fg-muted: #6b5e52;
  --accent: #c4652a;
  --accent-light: #e8945a;
  --accent-glow: rgba(196, 101, 42, 0.15);
  --green: #3a7d44;
  --green-bg: rgba(58, 125, 68, 0.08);
  --red-muted: #9e4a4a;
  --red-bg: rgba(158, 74, 74, 0.06);
  --card-bg: #ffffff;
  --card-border: rgba(26, 22, 18, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---- SITE NAV (landing page) ---- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--card-border);
  padding: 0 32px;
  height: 64px;
  display: flex;
  align-items: center;
}

.site-nav-inner {
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-nav-brand {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 22px;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav-link {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
}

.site-nav-link:hover {
  color: var(--fg);
  background: var(--bg-warm);
}

.site-nav-cta {
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background 0.15s;
}

.site-nav-cta:hover {
  background: var(--accent-light);
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 140px 24px 80px;
  overflow: hidden;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 80%, var(--accent-glow) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(196, 101, 42, 0.06) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  background: var(--accent-glow);
  color: var(--accent);
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: clamp(48px, 8vw, 88px);
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 19px;
  line-height: 1.65;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 32px;
  color: var(--accent);
}

.stat-label {
  font-size: 13px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--card-border);
}

/* ---- FEATURES ---- */
.features {
  padding: 100px 24px;
}

.features-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.section-label {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.02em;
  margin-bottom: 48px;
  text-align: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(26, 22, 18, 0.06);
}

.feature-large {
  grid-column: 1 / -1;
}

.feature-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 20px;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.65;
}

/* ---- HOW SECTION ---- */
.how {
  padding: 100px 24px;
  background: var(--bg-warm);
}

.how-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.how-content {
  max-width: 900px;
  margin: 0 auto;
}

.how-lead {
  font-family: 'Outfit', sans-serif;
  font-weight: 500;
  font-size: 22px;
  line-height: 1.5;
  text-align: center;
  margin-bottom: 48px;
  color: var(--fg);
}

.how-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.comparison-col {
  border-radius: var(--radius);
  padding: 32px 28px;
}

.comparison-col.old {
  background: var(--red-bg);
  border: 1px solid rgba(158, 74, 74, 0.1);
}

.comparison-col.new {
  background: var(--green-bg);
  border: 1px solid rgba(58, 125, 68, 0.12);
}

.comparison-col h4 {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.comparison-col.old h4 {
  color: var(--red-muted);
}

.comparison-col.new h4 {
  color: var(--green);
}

.comparison-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.comparison-col li {
  font-size: 15px;
  line-height: 1.55;
  color: var(--fg-muted);
  padding-left: 24px;
  position: relative;
}

.comparison-col.old li::before {
  content: '\2717';
  position: absolute;
  left: 0;
  color: var(--red-muted);
  font-weight: 600;
}

.comparison-col.new li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 600;
}

/* ---- CLOSING ---- */
.closing {
  padding: 120px 24px;
  text-align: center;
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
}

.closing h2 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.closing p {
  font-size: 18px;
  line-height: 1.65;
  color: var(--fg-muted);
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 48px 24px;
  border-top: 1px solid var(--card-border);
  text-align: center;
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.footer-brand {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--fg);
  margin-bottom: 4px;
}

.footer-sub {
  font-size: 13px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 80px 20px 60px;
  }

  .hero-stats {
    gap: 20px;
  }

  .stat-divider {
    display: none;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-large {
    grid-column: 1;
  }

  .how-comparison {
    grid-template-columns: 1fr;
  }

  .features,
  .how {
    padding: 64px 20px;
  }

  .closing {
    padding: 80px 20px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 42px;
  }

  .hero-sub {
    font-size: 16px;
  }

  .stat-num {
    font-size: 26px;
  }

  .comparison-col {
    padding: 24px 20px;
  }
}