:root {
  color-scheme: light;
  --bg: #f7fbff;
  --surface: #ffffff;
  --surface-soft: #eef6ff;
  --text: #1d283a;
  --muted: #4e5e75;
  --primary: #3b82f6;
  --border: #dbe8f7;
}

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

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

.container {
  width: min(980px, 92%);
  margin: 0 auto;
}

.hero {
  background: linear-gradient(180deg, #f2f8ff 0%, #f7fbff 100%);
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 4rem 0;
}

.app-icon {
  width: 120px;
  height: 120px;
  border-radius: 24px;
  box-shadow: 0 14px 30px rgba(59, 130, 246, 0.2);
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
}

h1 {
  margin: 0.45rem 0 0;
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  line-height: 1.2;
}

.subtitle {
  margin: 1rem 0 0;
  color: var(--muted);
  max-width: 60ch;
}

.button {
  display: inline-block;
  margin-top: 1.35rem;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  padding: 0.68rem 1.05rem;
  border-radius: 10px;
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.35rem;
}

.hero-actions .button {
  margin-top: 0;
}

.button-secondary {
  background: var(--surface);
  color: var(--primary);
  border: 1px solid var(--primary);
}

.section {
  padding: 3.5rem 0;
}

.section h2 {
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
}

.section-intro {
  margin-top: 0;
  margin-bottom: 1.25rem;
  color: var(--muted);
}

.feature-grid {
  margin-top: 1.2rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.1rem;
}

.card h3 {
  margin: 0;
  font-size: 1.05rem;
}

.card p {
  margin-top: 0.55rem;
  color: var(--muted);
}

.feature-card {
  padding: 0;
  overflow: hidden;
}

.feature-card img {
  width: 100%;
  display: block;
  object-fit: cover;
  aspect-ratio: 9 / 16;
  border-bottom: 1px solid var(--border);
}

.card-body {
  padding: 0.95rem 1rem 1.05rem;
}

.alt {
  background: var(--surface-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.split {
  display: grid;
  gap: 1.4rem;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.check-list li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 0.75rem;
  padding: 0.68rem 0.85rem;
  font-weight: 500;
}

.check-list li::before {
  content: "✓";
  color: var(--primary);
  font-weight: 700;
  margin-right: 0.6rem;
}

.footer {
  padding: 1.2rem 0 1.8rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.93rem;
}
.footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.separator {
  color: #90a0b7;
}

.footer a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.footer a:hover {
  text-decoration: underline;
}

.policy-page {
  background: var(--bg);
}

.policy-main {
  padding: 2.6rem 0 3.2rem;
}

.policy-shell {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem 1.25rem;
}

.policy-title {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.policy-meta {
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.policy-back {
  display: inline-block;
  margin-top: 0.25rem;
  margin-bottom: 0.95rem;
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

.policy-back:hover {
  text-decoration: underline;
}

.policy-section {
  margin-top: 1.35rem;
}

.policy-section h2 {
  margin: 0 0 0.5rem;
  font-size: 1.12rem;
}

.policy-section p,
.policy-section li {
  color: var(--muted);
}

.policy-section ul {
  margin: 0.4rem 0 0;
  padding-left: 1.05rem;
}

@media (max-width: 760px) {
  .hero-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 3rem 0;
  }

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

  .policy-shell {
    padding: 1.2rem 1rem;
  }
}