:root {
  --ink: #2c3a58;
  --ink-soft: #4d5b7d;
  --accent: #3f6fd8;
  --accent-dark: #2f56ad;
  --bg: #fbfbfc;
  --card: #ffffff;
  --line: #e4e8f0;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--card);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 1.25rem;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.site-nav a {
  margin-left: 22px;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.95rem;
}

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

/* Hero */
.hero {
  padding: 72px 0 56px;
  text-align: center;
}

.hero img.app-icon {
  width: 128px;
  height: 128px;
  border-radius: 28px;
  box-shadow: 0 12px 32px rgba(44, 58, 88, 0.18);
}

.hero h1 {
  margin: 24px 0 12px;
  font-size: 2.4rem;
  line-height: 1.2;
}

.hero p.tagline {
  max-width: 640px;
  margin: 0 auto 32px;
  font-size: 1.15rem;
  color: var(--ink-soft);
}

.button-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

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

.btn-secondary:hover {
  background: var(--ink);
  color: #fff;
}

.btn-note {
  display: block;
  margin-top: 8px;
  font-size: 0.8rem;
  font-weight: 400;
  opacity: 0.75;
}

/* Sections */
section {
  padding: 48px 0;
}

section h2 {
  font-size: 1.7rem;
  margin: 0 0 24px;
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

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

.feature-card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.feature-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.feature-card ul {
  margin: 0;
  padding-left: 20px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.plans-note {
  margin: 20px auto 0;
  max-width: 640px;
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.download {
  background: var(--card);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: center;
}

/* Screenshots */
.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.screenshot-card {
  text-align: center;
}

.screenshot-card img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(44, 58, 88, 0.1);
  background: var(--card);
}

.screenshot-card p {
  margin: 10px 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.download p {
  color: var(--ink-soft);
  max-width: 620px;
  margin: 0 auto 28px;
}

.support {
  text-align: center;
}

.support p {
  color: var(--ink-soft);
  max-width: 620px;
  margin: 0 auto 12px;
}

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

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 24px 0;
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.site-footer a {
  color: var(--ink-soft);
  margin: 0 10px;
}

/* Privacy page */
.legal {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 72px;
}

.legal h1 {
  font-size: 2rem;
  margin-bottom: 4px;
}

.legal .updated {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-bottom: 32px;
}

.legal h2 {
  font-size: 1.25rem;
  margin-top: 36px;
}

.legal p,
.legal li {
  color: var(--ink-soft);
}

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

@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .site-nav a {
    margin-left: 14px;
    font-size: 0.85rem;
  }
}