:root {
  --window: #f7f2e9;
  --side: #f0e9dc;
  --card: #fffdf8;
  --ink: #2a2419;
  --ink2: #5c5443;
  --ink3: #988e7d;
  --line: #e3daca;
  --line2: #d8cebb;
  --accent: #b5482a;
  --accent-soft: rgba(181, 72, 42, 0.08);
  --accent-soft2: rgba(181, 72, 42, 0.16);
  --on-accent: #fff6ec;
  --shadow: rgba(31, 27, 22, 0.12);
  --radius: 16px;
  --radius-lg: 24px;
  --font-serif: "Noto Serif SC", "Songti SC", "STSong", serif;
  --font-sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--window);
}

img { max-width: 100%; height: auto; display: block; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 24px;
  background: rgba(247, 242, 233, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
}

.brand:hover { text-decoration: none; }
.brand-dot { color: var(--accent); }

.brand-icon {
  border-radius: 8px;
  box-shadow: 0 2px 8px var(--shadow);
}

.nav {
  display: none;
  gap: 20px;
  margin-left: auto;
}

.nav a {
  color: var(--ink2);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
}

.nav a:hover { color: var(--accent); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: 0 4px 16px var(--accent-soft2);
}

.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(181, 72, 42, 0.28);
}

.btn-secondary {
  background: var(--card);
  color: var(--ink);
  border-color: var(--line2);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.header-cta { margin-left: auto; }

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 56px 24px 40px;
  display: grid;
  gap: 40px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.lead {
  margin: 0 0 28px;
  font-size: 1.1rem;
  color: var(--ink2);
  max-width: 52ch;
}

.lead strong { color: var(--ink); }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.hero-note {
  margin: 0;
  font-size: 0.85rem;
  color: var(--ink3);
}

.hero-visual { width: 100%; }

.device-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow:
    0 24px 64px var(--shadow),
    0 0 0 1px rgba(255, 255, 255, 0.5) inset;
  background: var(--card);
}

.mac-frame img { width: 100%; }

.pillars {
  max-width: var(--max);
  margin: 0 auto;
  padding: 24px 24px 64px;
  display: grid;
  gap: 20px;
}

.pillars article {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 8px 24px var(--shadow);
}

.pillar-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.pillars h3 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 1.15rem;
}

.pillars p {
  margin: 0;
  color: var(--ink2);
  font-size: 0.95rem;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 40px;
  padding: 0 24px;
}

.section-head h2 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
}

.section-head p {
  margin: 0;
  color: var(--ink2);
}

.features {
  padding: 72px 24px;
  background: linear-gradient(180deg, var(--side) 0%, var(--window) 100%);
}

.feature-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.feature-card h4 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 1.05rem;
}

.feature-card p {
  margin: 0;
  color: var(--ink2);
  font-size: 0.92rem;
}

.screenshots {
  padding: 72px 24px;
}

.screenshot-gallery {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  gap: 20px;
}

.shot {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: 0 12px 32px var(--shadow);
}

.shot img { width: 100%; }

.shot figcaption {
  padding: 12px 16px;
  font-size: 0.85rem;
  color: var(--ink3);
  border-top: 1px solid var(--line);
}

.download {
  padding: 72px 24px 96px;
  background: var(--side);
}

.download-grid {
  max-width: var(--max);
  margin: 0 auto 24px;
  display: grid;
  gap: 16px;
}

.download-card {
  position: relative;
  display: block;
  padding: 28px 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.download-card:hover {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 16px 40px var(--shadow);
  border-color: var(--line2);
}

.download-card-accent {
  border-color: rgba(181, 72, 42, 0.35);
  background: linear-gradient(135deg, #fffdf8 0%, #fff5ee 100%);
}

.download-card-accent:hover {
  border-color: var(--accent);
}

.dl-platform {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink3);
  margin-bottom: 6px;
}

.download-card strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  margin-bottom: 8px;
}

.download-card p {
  margin: 0 0 16px;
  color: var(--ink2);
  font-size: 0.92rem;
}

.dl-cta {
  font-weight: 600;
  color: var(--accent);
  font-size: 0.95rem;
}

.dl-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
}

.badge-soon {
  background: rgba(152, 142, 125, 0.15);
  color: var(--ink3);
}

.badge-beta {
  background: var(--accent);
  color: var(--on-accent);
}

.download-foot {
  max-width: var(--max);
  margin: 0 auto;
  text-align: center;
  color: var(--ink3);
  font-size: 0.9rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px 24px;
  background: var(--window);
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  text-align: center;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-weight: 700;
  margin-bottom: 8px;
}

.footer-tag {
  margin: 0 0 20px;
  color: var(--ink3);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
}

.footer-links a {
  color: var(--ink2);
  font-size: 0.9rem;
  font-weight: 500;
}

.footer-copy {
  margin: 0;
  font-size: 0.8rem;
  color: var(--ink3);
}

@media (min-width: 720px) {
  .nav { display: flex; }
  .header-cta { margin-left: 0; }

  .hero {
    grid-template-columns: 1fr 1.1fr;
    padding-top: 72px;
  }

  .pillars {
    grid-template-columns: repeat(3, 1fr);
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .screenshot-gallery {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }

  .shot-wide {
    grid-column: 1 / -1;
  }

  .download-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 960px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}