/* PrepSure marketing site — same language as the app. */
:root {
  --ink: #0b3558;
  --slate: #476788;
  --blue: #006bff;
  --cobalt: #004eba;
  --canvas: #f8f9fb;
  --card: #ffffff;
  --pebble: #f0f3f8;
  --hairline: #d4e0ed;
  --badge-bg: #e6f0ff;
  --warn: #b3005e;
  --radius-card: 20px;
  --radius-inner: 16px;
  --shadow: rgba(71, 103, 136, 0.04) 0 4px 5px,
    rgba(71, 103, 136, 0.03) 0 8px 15px, rgba(71, 103, 136, 0.06) 0 15px 30px;
  --max: 780px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eaf2fa;
    --slate: #a8c2db;
    --blue: #59a5ff;
    --cobalt: #9cc8ff;
    --canvas: #061626;
    --card: #0e2c47;
    --pebble: #12324f;
    --hairline: #1e4468;
    --badge-bg: #12385c;
    --warn: #ff7fb4;
    --shadow: rgba(0, 0, 0, 0.35) 0 4px 5px, rgba(0, 0, 0, 0.25) 0 8px 15px,
      rgba(0, 0, 0, 0.3) 0 15px 30px;
  }
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: "Manrope", ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--canvas);
  line-height: 1.6;
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  padding: 24px 0;
}
header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
nav a {
  color: var(--slate);
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  margin-left: 20px;
}
nav a:hover {
  color: var(--blue);
}

/* Hero */
.hero {
  padding: 40px 0 32px;
}
.eyebrow {
  display: inline-block;
  background: var(--badge-bg);
  color: var(--cobalt);
  font-weight: 600;
  font-size: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 20px;
}
h1 {
  font-weight: 800;
  font-size: clamp(34px, 6vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 16px;
}
.lede {
  font-size: 20px;
  color: var(--slate);
  max-width: 60ch;
}

/* Buttons */
.cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  padding: 14px 24px;
  border-radius: var(--radius-inner);
  text-decoration: none;
  margin-top: 28px;
}
.cta.disabled {
  background: var(--pebble);
  color: var(--slate);
  cursor: default;
}
.cta-note {
  display: block;
  font-size: 14px;
  color: var(--slate);
  margin-top: 10px;
}

/* Feature cards */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  padding: 32px 0;
}
.card {
  background: var(--card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 24px;
}
.card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}
.card p {
  color: var(--slate);
  font-size: 16px;
}

/* Content pages */
.content {
  padding: 24px 0 48px;
}
.content h1 {
  font-size: clamp(30px, 5vw, 40px);
  margin-bottom: 8px;
}
.updated {
  color: var(--slate);
  font-size: 15px;
  margin-bottom: 32px;
}
.content h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin: 32px 0 10px;
}
.content p,
.content li {
  color: var(--slate);
  margin-bottom: 12px;
}
.content ul {
  padding-left: 22px;
}
.content strong {
  color: var(--ink);
}
.content a {
  color: var(--blue);
  text-decoration: none;
}
.content a:hover {
  text-decoration: underline;
}
.callout {
  background: var(--badge-bg);
  border-radius: var(--radius-inner);
  padding: 18px 20px;
  margin: 20px 0;
}
.callout p {
  color: var(--ink);
  margin: 0;
}

/* Footer */
footer {
  border-top: 1px solid var(--hairline);
  padding: 32px 0 48px;
  margin-top: 24px;
}
footer .links a {
  color: var(--slate);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  margin-right: 20px;
}
footer .links a:hover {
  color: var(--blue);
}
.disclaimer {
  color: var(--slate);
  font-size: 14px;
  margin-top: 16px;
  max-width: 70ch;
}