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

:root {
  --color-bg: #F3F3F0;
  --color-surface: #FFFFFF;
  --color-text: #1A1A1A;
  --color-text-secondary: #6B6B6B;
  --color-accent: #4D6A2E;
  --color-accent-hover: #3E5724;
  --color-accent-soft: #E4EDDA;
  --color-border: #E0E0DC;
  --color-protein: #4A7FB5;
  --color-protein-soft: #DAEAF5;
  --color-carbs: #5E9E5E;
  --color-carbs-soft: #DEF0DE;
  --color-fat: #C4943E;
  --color-fat-soft: #F5EBDA;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --max-width: 720px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0E0E10;
    --color-surface: #1A1A1E;
    --color-text: #E8E8E6;
    --color-text-secondary: #9A9A9A;
    --color-accent: #82AD5E;
    --color-accent-hover: #96C06E;
    --color-accent-soft: #2D3A22;
    --color-border: #2A2A2E;
    --color-protein: #6BA3D6;
    --color-protein-soft: #1E2E3A;
    --color-carbs: #7BB87B;
    --color-carbs-soft: #1E2E1E;
    --color-fat: #D4A84E;
    --color-fat-soft: #3A2E1E;
  }
}

html {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* ── Hero ── */

.hero {
  padding: 96px 0 64px;
  text-align: center;
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  background-color: var(--color-accent-soft);
  color: var(--color-accent);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.3px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

@media (max-width: 480px) {
  .hero h1 { font-size: 36px; }
}

.hero-sub {
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-text-secondary);
  max-width: 480px;
  margin: 0 auto 36px;
}

.cta-row {
  margin-bottom: 40px;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  background-color: var(--color-accent);
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  border-radius: 14px;
  transition: background-color 150ms, transform 100ms;
  box-shadow: 0 2px 12px rgba(77, 106, 46, 0.25);
}

.cta:hover {
  background-color: var(--color-accent-hover);
  text-decoration: none;
  transform: translateY(-1px);
}

.cta:active { transform: translateY(0); }

.cta-arrow {
  font-size: 18px;
  transition: transform 150ms;
}

.cta:hover .cta-arrow { transform: translateX(3px); }

.hero-pills {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.pill {
  padding: 8px 20px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 14px;
  border: 1px solid;
}

.pill-p { background: var(--color-protein-soft); border-color: var(--color-protein); color: var(--color-protein); }
.pill-c { background: var(--color-carbs-soft); border-color: var(--color-carbs); color: var(--color-carbs); }
.pill-f { background: var(--color-fat-soft); border-color: var(--color-fat); color: var(--color-fat); }

/* ── Features ── */

.features {
  padding: 64px 0;
}

.features h2 {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-text-secondary);
  margin-bottom: 28px;
  text-align: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 540px) {
  .feature-grid { grid-template-columns: 1fr 1fr; }
}

.feature-card {
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 28px;
  background-color: var(--color-surface);
  transition: transform 150ms, box-shadow 150ms;
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.feature-icon {
  display: block;
  font-size: 28px;
  margin-bottom: 12px;
}

.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 6px;
}

.feature-card p {
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-text-secondary);
}

/* ── Bottom CTA ── */

.bottom-cta {
  padding: 64px 0;
  text-align: center;
}

.bottom-cta h2 {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}

.bottom-cta p {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: 28px;
}

/* ── Footer ── */

.footer {
  margin-top: auto;
  padding: 40px 0;
  text-align: center;
  font-size: 13px;
  color: var(--color-text-secondary);
  border-top: 1px solid var(--color-border);
}

.footer nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 12px;
}

.copyright {
  font-weight: 600;
  letter-spacing: 0.3px;
}

/* ── Changelog ── */

.changelog {
  padding: 64px 0;
}

.changelog h1 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 32px;
}

.version-entry {
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 20px 24px;
  background-color: var(--color-surface);
  margin-bottom: 16px;
}

.version-entry h2 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.version-entry ul {
  padding-left: 20px;
}

.version-entry li {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}