/* Shared styles for TalkLive SEO landing pages. Self-contained, theme-aware,
   responsive. Kept separate from the app's style.css so landing pages stay
   lightweight and fast (great for Core Web Vitals). */
:root {
  --bg-1: #0b0f1a;
  --bg-2: #111729;
  --bg-glow: #1c2240;
  --accent: #6c5ce7;
  --accent-2: #00d4ff;
  --text: #f2f4ff;
  --muted: #97a0bd;
  --card: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.09);
  --radius: 18px;
  --maxw: 1080px;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg-1: #eef1f9;
    --bg-2: #ffffff;
    --bg-glow: #dde4f5;
    --text: #16203a;
    --muted: #4c5878;
    --card: #ffffff;
    --border: rgba(20, 30, 60, 0.1);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "Noto Sans", sans-serif;
  background: radial-gradient(circle at 50% -10%, var(--bg-glow) 0%, var(--bg-1) 55%) fixed;
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* Header / nav */
.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: saturate(140%) blur(12px);
  background: color-mix(in srgb, var(--bg-1) 82%, transparent);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--text); }
.logo:hover { text-decoration: none; }
.logo img { width: 30px; height: 30px; }
.nav { display: flex; gap: 18px; flex-wrap: wrap; }
.nav a { color: var(--muted); font-size: 15px; font-weight: 600; }
.nav a:hover { color: var(--text); text-decoration: none; }
@media (max-width: 680px) { .nav { display: none; } }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px; border-radius: 999px; font-weight: 700; font-size: 17px;
  border: 1px solid transparent; cursor: pointer; transition: transform .12s ease, box-shadow .2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; box-shadow: 0 10px 30px -10px var(--accent);
}
.btn-primary:hover { transform: translateY(-2px); text-decoration: none; }
.btn-ghost { background: var(--card); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { text-decoration: none; border-color: var(--accent); }

/* Hero */
.hero { padding: 72px 0 48px; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; color: var(--accent-2);
  padding: 6px 14px; border: 1px solid var(--border); border-radius: 999px; background: var(--card);
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: #2ec26a; box-shadow: 0 0 0 4px rgba(46,194,106,.18); }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.1; margin: 22px 0 16px; letter-spacing: -0.02em; }
.lede { font-size: clamp(1.05rem, 2.2vw, 1.3rem); color: var(--muted); max-width: 720px; margin: 0 auto 30px; }
.cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-meta { margin-top: 20px; color: var(--muted); font-size: 14px; }

/* Sections */
section { padding: 40px 0; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); margin: 0 0 10px; letter-spacing: -0.01em; }
h3 { font-size: 1.15rem; margin: 0 0 6px; }
.section-intro { color: var(--muted); max-width: 720px; margin: 0 0 28px; }
.center { text-align: center; }
.center .section-intro { margin-left: auto; margin-right: auto; }

/* Feature grid */
.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; transition: border-color .2s ease, transform .2s ease;
}
.card:hover { border-color: color-mix(in srgb, var(--accent) 60%, var(--border)); transform: translateY(-3px); }
.card .ico {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff;
}
.card p { color: var(--muted); margin: 0; }

/* Steps */
.steps { counter-reset: step; display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.step { position: relative; padding: 22px 22px 22px 66px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); }
.step::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 20px; top: 20px; width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 800; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.step p { color: var(--muted); margin: 0; }

/* Prose */
.prose p { color: var(--muted); }
.prose h2 { margin-top: 8px; }
.prose ul { color: var(--muted); padding-left: 20px; }
.prose li { margin: 6px 0; }

/* Link cloud (internal linking) */
.link-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.link-cloud a {
  padding: 9px 16px; border-radius: 999px; background: var(--card); border: 1px solid var(--border);
  color: var(--text); font-size: 14px; font-weight: 600;
}
.link-cloud a:hover { border-color: var(--accent); text-decoration: none; color: var(--accent-2); }

/* FAQ */
.faq details {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  padding: 4px 18px; margin-bottom: 12px;
}
.faq summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; color: var(--accent-2); font-weight: 400; }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { color: var(--muted); margin: 0 0 16px; }

/* CTA band */
.cta-band { text-align: center; background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 20%, transparent), color-mix(in srgb, var(--accent-2) 16%, transparent)); border: 1px solid var(--border); border-radius: 24px; padding: 48px 24px; margin: 40px 0; }
.cta-band h2 { margin-bottom: 8px; }
.cta-band p { color: var(--muted); margin: 0 0 24px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 40px 0; margin-top: 24px; color: var(--muted); font-size: 14px; }
.site-footer .cols { display: flex; flex-wrap: wrap; gap: 32px; justify-content: space-between; margin-bottom: 28px; }
.site-footer h4 { color: var(--text); font-size: 14px; margin: 0 0 12px; text-transform: uppercase; letter-spacing: .06em; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--text); }
.site-footer .legal { border-top: 1px solid var(--border); padding-top: 20px; display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center; }