/* AudioBoard marketing + legal site — shared styles.
   Self-contained, no external dependencies, light/dark aware. */

:root {
  --accent: #7B5CE6;
  --accent-2: #9C7BF0;
  --bg: #ffffff;
  --bg-soft: #f5f4fb;
  --card: #ffffff;
  --text: #1c1b22;
  --text-soft: #5a5866;
  --border: #e7e5f0;
  --radius: 14px;
  --maxw: 760px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131118;
    --bg-soft: #1b1922;
    --card: #1c1a24;
    --text: #f2f1f7;
    --text-soft: #a7a4b5;
    --border: #2c2937;
  }
}

* { 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;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
}

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

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* Header / nav */
header.site {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--text); }
.brand .mark {
  width: 30px; height: 30px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: inline-block;
}
nav.site a { color: var(--text-soft); margin-left: 18px; font-size: 15px; font-weight: 500; }
nav.site a:hover { color: var(--accent); text-decoration: none; }

/* Hero */
.hero { padding: 64px 0 40px; text-align: center; }
.hero .badge {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; color: var(--accent);
  background: var(--bg-soft); border: 1px solid var(--border);
  padding: 6px 12px; border-radius: 999px; margin-bottom: 20px;
}
.hero h1 { font-size: clamp(30px, 6vw, 46px); line-height: 1.1; margin: 0 0 14px; letter-spacing: -0.02em; }
.hero p.lead { font-size: 19px; color: var(--text-soft); max-width: 560px; margin: 0 auto 26px; }

.btn {
  display: inline-block; background: var(--accent); color: #fff;
  padding: 12px 22px; border-radius: 999px; font-weight: 600; font-size: 16px;
}
.btn:hover { background: var(--accent-2); text-decoration: none; }
.btn.secondary { background: transparent; color: var(--accent); border: 1px solid var(--border); }

/* Sections */
section { padding: 34px 0; }
h2 { font-size: 24px; letter-spacing: -0.01em; margin: 0 0 14px; }
h3 { font-size: 18px; margin: 26px 0 8px; }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.feature {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 18px 16px;
}
.feature h3 { margin: 0 0 6px; font-size: 16px; }
.feature p { margin: 0; color: var(--text-soft); font-size: 15px; }

/* Legal / doc pages */
.doc { padding: 40px 0 60px; }
.doc h1 { font-size: 30px; margin: 0 0 6px; }
.doc .updated { color: var(--text-soft); font-size: 14px; margin: 0 0 30px; }
.doc h2 { margin-top: 34px; }
.doc ul { padding-left: 22px; }
.doc li { margin: 6px 0; }
.note {
  background: var(--bg-soft); border: 1px solid var(--border); border-left: 3px solid var(--accent);
  border-radius: 10px; padding: 14px 16px; margin: 22px 0; font-size: 15px; color: var(--text-soft);
}

/* Footer */
footer.site {
  border-top: 1px solid var(--border);
  margin-top: 40px; padding: 26px 0;
  color: var(--text-soft); font-size: 14px;
}
footer.site .wrap { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
footer.site a { color: var(--text-soft); margin-right: 16px; }
footer.site a:hover { color: var(--accent); }