/* Palette sampled from the DiscUp logo, matching the app's theme. */
:root {
  --navy: #12293f;
  --blue: #1b7fc4;
  --blue-dark: #14608f;
  --cyan: #35bfd0;
  --green: #6fb939;
  --orange: #ef8320;
  --text: #12293f;
  --text-soft: #5c7488;
  --bg: #f5f9fc;
  --card: #ffffff;
  --border: #dbe7f0;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- header ---------- */
header {
  padding: 20px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--navy);
  font-weight: 700;
  font-size: 20px;
}

.brand img {
  width: 44px;
  height: 44px;
}

/* ---------- hero ---------- */
.hero {
  text-align: center;
  padding: 48px 0 64px;
}

.hero img.logo {
  width: 190px;
  height: 190px;
  margin-bottom: 8px;
}

.hero h1 {
  font-size: clamp(32px, 6vw, 52px);
  line-height: 1.1;
  margin: 8px 0 16px;
  letter-spacing: -0.02em;
}

.hero p.lede {
  font-size: clamp(17px, 2.4vw, 21px);
  color: var(--text-soft);
  max-width: 620px;
  margin: 0 auto 32px;
}

.cta-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 6px 18px rgba(27, 127, 196, 0.28);
}

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

.btn[aria-disabled='true'] {
  opacity: 0.55;
  pointer-events: none;
}

.coming-soon {
  margin-top: 14px;
  font-size: 14px;
  color: var(--text-soft);
}

/* ---------- feature cards ---------- */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  padding: 8px 0 64px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
}

.card .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 22px;
  margin-bottom: 14px;
  background: rgba(27, 127, 196, 0.1);
}

.card:nth-child(2) .icon {
  background: rgba(111, 185, 57, 0.14);
}

.card:nth-child(3) .icon {
  background: rgba(239, 131, 32, 0.14);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 19px;
}

.card p {
  margin: 0;
  color: var(--text-soft);
  font-size: 15px;
}

/* ---------- generic section ---------- */
section h2 {
  font-size: clamp(24px, 4vw, 32px);
  margin: 0 0 20px;
  letter-spacing: -0.01em;
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 64px;
}

/* ---------- prose (privacy page) ---------- */
.prose h2 {
  font-size: 22px;
  margin: 32px 0 10px;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p,
.prose li {
  color: #35506a;
}

.prose ul {
  padding-left: 22px;
}

.prose a {
  color: var(--blue-dark);
}

.updated {
  color: var(--text-soft);
  font-size: 14px;
}

.notice {
  background: rgba(239, 131, 32, 0.1);
  border: 1px solid rgba(239, 131, 32, 0.35);
  border-radius: 12px;
  padding: 16px 18px;
  font-size: 15px;
  margin-bottom: 28px;
}

/* ---------- footer ---------- */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 0 48px;
  color: var(--text-soft);
  font-size: 14px;
}

footer .links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

footer a {
  color: var(--blue-dark);
  text-decoration: none;
}

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

@media (prefers-color-scheme: dark) {
  :root {
    --text: #e9f2f9;
    --text-soft: #94a9bd;
    --bg: #0b1622;
    --card: #13212f;
    --border: #213040;
    --navy: #e9f2f9;
    --blue-dark: #6cc0f0;
  }

  .prose p,
  .prose li {
    color: #b9cbdb;
  }
}