/*
 * ASVAB Prep — marketing + legal site styles.
 * Palette mirrors the app's design system (mobile/src/constants/theme.ts).
 */

:root {
  --navy: #0b1f3a;
  --action: #2f5da8;
  --correct: #16866f;
  --accent: #e6a11a;
  --wrong: #d64545;
  --accent-soft: #fbf1de;
  --action-soft: #e4ecf8;
  --background: #f7f9fc;
  --card: #ffffff;
  --track: #e2e8f2;
  --border: #e2e8f2;
  --text: #0b1f3a;
  --text-secondary: #5a6b82;
  --shadow: 0 1px 2px rgba(11, 31, 58, 0.04), 0 8px 24px rgba(11, 31, 58, 0.06);
  --radius: 16px;
  --max: 1080px;
  --font: system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--background);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--action); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(247, 249, 252, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.site-header .brand img { height: 30px; width: auto; }
.site-header nav { display: flex; gap: 22px; align-items: center; }
.site-header nav a { color: var(--text-secondary); font-weight: 500; font-size: 15px; }
.site-header nav a:hover { color: var(--navy); text-decoration: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.06s ease, box-shadow 0.2s ease;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--action); color: #fff; box-shadow: 0 6px 18px rgba(47, 93, 168, 0.28); }
.btn-primary:hover { background: #294f8f; }
.btn-ghost { background: var(--card); color: var(--navy); border-color: var(--border); }

/* App Store badge */
.appstore-badge img { height: 54px; width: auto; }
.appstore-badge { display: inline-block; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 40px; }
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--action);
  background: var(--action-soft);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: 46px;
  line-height: 1.1;
  margin: 0 0 18px;
  letter-spacing: -0.5px;
}
.hero h1 .hl { color: var(--action); }
.hero p.lead { font-size: 19px; color: var(--text-secondary); margin: 0 0 28px; max-width: 34ch; }
.hero .cta-row { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.hero-note { margin-top: 16px; font-size: 14px; color: var(--text-secondary); }

.phone-frame {
  justify-self: center;
  border-radius: 40px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(11, 31, 58, 0.18);
  border: 6px solid #0b1f3a;
  max-width: 300px;
  background: #0b1f3a;
}
.phone-frame img { display: block; }

/* ---------- Stat strip ---------- */
.stats { padding: 8px 0 40px; }
.stats .wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  text-align: center;
  box-shadow: var(--shadow);
}
.stat .num { font-size: 30px; font-weight: 800; color: var(--navy); }
.stat .lbl { font-size: 14px; color: var(--text-secondary); }

/* ---------- Section ---------- */
section.block { padding: 56px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.section-head .eyebrow { margin-bottom: 14px; }
.section-head h2 { font-size: 34px; margin: 0 0 12px; letter-spacing: -0.4px; }
.section-head p { font-size: 18px; color: var(--text-secondary); margin: 0; }

/* Feature rows: alternating screenshot + copy */
.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 40px 0;
}
.feature:nth-child(even) .feature-media { order: 2; }
.feature-media { display: flex; justify-content: center; }
.feature-media .phone-frame { max-width: 270px; }
.feature-copy h3 { font-size: 26px; margin: 0 0 14px; letter-spacing: -0.3px; }
.feature-copy p { font-size: 17px; color: var(--text-secondary); margin: 0 0 16px; }
.feature-copy ul { list-style: none; padding: 0; margin: 0; }
.feature-copy li { padding: 6px 0 6px 30px; position: relative; color: var(--text); }
.feature-copy li::before {
  content: "";
  position: absolute;
  left: 0; top: 13px;
  width: 18px; height: 18px;
  background: var(--correct);
  border-radius: 50%;
  box-shadow: inset 0 0 0 5px var(--background), 0 0 0 0 var(--correct);
}
.feature-copy li::after {
  content: "";
  position: absolute;
  left: 6px; top: 17px;
  width: 5px; height: 8px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* ---------- Subtests grid ---------- */
.subtests-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  max-width: 760px;
  margin: 0 auto;
}
.subtest-chip {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow);
}
.subtest-chip .tag {
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  background: var(--navy);
  border-radius: 7px;
  min-width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.subtest-chip.afqt .tag { background: var(--action); }
.subtest-chip .name { font-weight: 600; }
.subtest-chip .afqt-flag { margin-left: auto; font-size: 11px; font-weight: 700; color: var(--action); background: var(--action-soft); padding: 3px 8px; border-radius: 999px; }

/* ---------- FAQ ---------- */
.faq { max-width: 760px; margin: 0 auto; }
.faq details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.faq summary {
  padding: 18px 20px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 22px; color: var(--action); font-weight: 400; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 0; padding: 0 20px 18px; color: var(--text-secondary); }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--navy), #14315c);
  border-radius: 24px;
  padding: 52px 40px;
  text-align: center;
  color: #fff;
  margin: 40px 0;
}
.cta-band h2 { font-size: 30px; margin: 0 0 12px; color: #fff; }
.cta-band p { color: #c7d3e6; margin: 0 0 26px; font-size: 18px; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0 56px;
  margin-top: 24px;
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
}
.site-footer .brand img { height: 28px; margin-bottom: 10px; }
.site-footer .muted { color: var(--text-secondary); font-size: 14px; max-width: 34ch; }
.site-footer nav { display: flex; flex-direction: column; gap: 8px; }
.site-footer nav a { color: var(--text-secondary); font-size: 15px; }
.site-footer nav a:hover { color: var(--navy); text-decoration: none; }
.footer-cols { display: flex; gap: 56px; flex-wrap: wrap; }
.footer-cols h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--navy); margin: 0 0 12px; }

/* ---------- Legal / content pages ---------- */
.legal { padding: 48px 0 40px; }
.legal .wrap { max-width: 780px; }
.legal h1 { font-size: 36px; margin: 0 0 6px; }
.legal .updated { color: var(--text-secondary); font-size: 14px; margin: 0 0 32px; }
.legal h2 { font-size: 22px; margin: 34px 0 10px; }
.legal h3 { font-size: 18px; margin: 22px 0 8px; }
.legal p, .legal li { color: #2c3a4f; }
.legal ul { padding-left: 22px; }
.legal li { margin-bottom: 6px; }
.legal .callout {
  background: var(--accent-soft);
  border: 1px solid #f0d9a8;
  border-radius: 12px;
  padding: 16px 18px;
  font-size: 15px;
  color: #7a5a12;
  margin: 20px 0;
}
.legal .back { display: inline-block; margin-bottom: 24px; font-weight: 600; }
.legal table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.legal th, .legal td { text-align: left; padding: 10px 12px; border: 1px solid var(--border); font-size: 15px; }
.legal th { background: var(--action-soft); }

/* Support cards */
.support-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 8px 0 32px; }
.support-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.support-card h3 { margin: 0 0 8px; font-size: 18px; }
.support-card p { margin: 0 0 12px; color: var(--text-secondary); }
.support-card .email { font-size: 20px; font-weight: 700; color: var(--action); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; text-align: center; }
  .hero p.lead { margin-left: auto; margin-right: auto; }
  .hero .cta-row { justify-content: center; }
  .hero-phone { order: -1; }
  .hero h1 { font-size: 38px; }
  .stats .wrap { grid-template-columns: repeat(2, 1fr); }
  .feature { grid-template-columns: 1fr; gap: 28px; }
  .feature:nth-child(even) .feature-media { order: 0; }
  .feature-copy { text-align: center; }
  .feature-copy ul { display: inline-block; text-align: left; }
  .subtests-grid { grid-template-columns: 1fr; }
  .support-grid { grid-template-columns: 1fr; }
  .site-header nav { display: none; }
}