:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #111827;
  --muted: #4b5563;
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --border: #e5e7eb;
  --shadow: 0 24px 48px rgba(15, 23, 42, 0.08);
  --radius: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.site-header {
  padding: 24px 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: #fff;
  font-weight: 700;
  letter-spacing: 1px;
}

.brand-title {
  margin: 0;
  font-weight: 700;
}

.brand-subtitle {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav {
  display: flex;
  gap: 20px;
  font-weight: 600;
}

.site-nav a {
  color: var(--muted);
}

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

.hero {
  padding: 80px 0 40px;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  align-items: center;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 16px;
}

.lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 560px;
}

.hero-actions,
.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button.primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.2);
}

.button.primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.button.ghost {
  border-color: var(--border);
  background: #fff;
  color: var(--text);
}

.button.ghost:hover {
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.08);
  transform: translateY(-1px);
}

.hero-card {
  background: var(--card);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.app-screenshot {
  width: 100%;
  border-radius: 14px;
  margin: 20px 0 8px;
  border: 1px solid var(--border);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.12);
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.pill-list span {
  padding: 6px 12px;
  border-radius: 999px;
  background: #eef2ff;
  color: #4338ca;
  font-size: 0.85rem;
  font-weight: 600;
}

.section {
  padding: 40px 0 80px;
}

.section-header {
  margin-bottom: 24px;
}

.section-header p {
  color: var(--muted);
  max-width: 700px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card {
  background: var(--card);
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card.subtle {
  background: #f8fafc;
  border: 1px dashed var(--border);
  box-shadow: none;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.feature {
  background: var(--card);
  padding: 20px;
  border-radius: 14px;
  border: 1px solid var(--border);
}

.feature h4 {
  margin: 0 0 8px;
}

.list {
  display: grid;
  gap: 8px;
  padding-left: 20px;
  margin: 0;
}

.highlight {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(124, 58, 237, 0.1));
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid rgba(37, 99, 235, 0.2);
}

.inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 16px;
  font-weight: 600;
}

.inline-links a {
  color: var(--primary);
}

.site-footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  background: #fff;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-weight: 600;
}

@media (max-width: 720px) {
  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    flex-wrap: wrap;
  }
}