/* Leadsheet marketing + support site — shared styles.
   Self-contained: system fonts only, no external assets. Light + dark aware. */

:root {
  --bg: #ffffff;
  --bg-soft: #f6f7fb;
  --surface: #ffffff;
  --border: #e6e8f0;
  --text: #1a1c28;
  --text-soft: #55596b;
  --accent: #2a4dd0; /* Kings blue — matches the app's --ion-color-primary */
  --accent-soft: #e7ecfb;
  --accent-ink: #ffffff;
  --shadow: 0 1px 2px rgba(20, 22, 40, .04), 0 8px 24px rgba(20, 22, 40, .06);
  --radius: 14px;
  --maxw: 960px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e0f16;
    --bg-soft: #14151f;
    --surface: #171826;
    --border: #262838;
    --text: #eceef6;
    --text-soft: #a2a6bd;
    --accent: #6f8bf0; /* lighter Kings blue for legibility on dark */
    --accent-soft: #1b2440;
    --accent-ink: #ffffff;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .35);
  }
}

* { box-sizing: border-box; }

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

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;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---------- header ---------- */
header.site {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); font-size: 18px; }
.brand:hover { text-decoration: none; }
.brand .logo { width: 30px; height: 30px; flex: 0 0 auto; }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--text-soft); font-size: 15px; font-weight: 500; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* ---------- hero ---------- */
.hero { padding: 84px 0 64px; text-align: center; }
.hero .eyebrow {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; color: var(--accent);
  background: var(--accent-soft); padding: 6px 12px; border-radius: 999px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(34px, 6vw, 54px); line-height: 1.08; margin: 0 0 18px; letter-spacing: -.02em; }
.hero p.lede { font-size: clamp(17px, 2.4vw, 21px); color: var(--text-soft); max-width: 620px; margin: 0 auto 32px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: var(--accent-ink);
  font-weight: 600; font-size: 16px; padding: 13px 24px; border-radius: 999px;
  border: 1px solid transparent; cursor: pointer;
}
.btn:hover { text-decoration: none; opacity: .92; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border); }

.hero .cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero .note { margin-top: 18px; font-size: 14px; color: var(--text-soft); }

/* ---------- features ---------- */
section.features { padding: 40px 0 72px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 720px) { .grid { grid-template-columns: 1fr; } }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow);
}
.card .ic {
  width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent); margin-bottom: 14px;
}
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--text-soft); font-size: 15px; }

/* ---------- content pages (support / privacy) ---------- */
main.doc { padding: 56px 0 40px; }
main.doc h1 { font-size: clamp(30px, 5vw, 40px); margin: 0 0 8px; letter-spacing: -.02em; }
main.doc .updated { color: var(--text-soft); font-size: 14px; margin: 0 0 36px; }
main.doc h2 { font-size: 21px; margin: 40px 0 10px; }
main.doc h3 { font-size: 17px; margin: 26px 0 6px; }
main.doc p, main.doc li { color: var(--text); }
main.doc ul { padding-left: 22px; }
main.doc li { margin: 6px 0; }
.callout {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 10px; padding: 16px 18px; margin: 22px 0;
}
.callout p { margin: 0; color: var(--text-soft); font-size: 15px; }

.faq { border-top: 1px solid var(--border); }
.faq details { border-bottom: 1px solid var(--border); padding: 4px 0; }
.faq summary {
  cursor: pointer; padding: 16px 0; font-weight: 600; font-size: 17px; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 22px; font-weight: 400; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 0 0 16px; color: var(--text-soft); }

.contact-box {
  background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow);
  border-radius: var(--radius); padding: 26px; margin: 28px 0; text-align: center;
}
.contact-box h3 { margin: 0 0 6px; }
.contact-box p { margin: 0 0 16px; color: var(--text-soft); }

/* ---------- footer ---------- */
footer.site { border-top: 1px solid var(--border); padding: 34px 0; margin-top: 40px; color: var(--text-soft); }
footer.site .row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px; }
footer.site a { color: var(--text-soft); font-size: 15px; }
footer.site a:hover { color: var(--text); }
footer.site .flinks { display: flex; gap: 20px; }
footer.site small { font-size: 14px; }