/* =========================================================================
   Koyne — marketing.css
   The public marketing pages (/, /privacy): top nav, hero, trust strip,
   feature triple, quote block, CTA banner, footer.
   ========================================================================= */

.k-mkt-nav {
  position: sticky; top: 0; z-index: 10;
  height: 72px; display: flex; align-items: center;
  padding: 0 48px;
  background: rgba(248,250,252,0.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--border-2);
}
[data-theme="dark"] .k-mkt-nav { background: rgba(11,11,31,0.92); }
.k-mkt-nav__links { display: flex; gap: 28px; margin-left: 56px; flex: 1; }
.k-mkt-nav__links a { font-size: 14px; font-weight: 500; color: var(--fg-2); text-decoration: none; }
.k-mkt-nav__links a:hover { color: var(--fg); }
.k-mkt-nav__actions { display: flex; gap: 10px; }

.k-mkt-section { padding: 80px 48px 0; max-width: 1280px; margin: 0 auto; }
.k-mkt-section--narrow { max-width: 960px; }

.k-mkt-hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.k-mkt-eyebrow {
  font-size: 12px; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent);
}
.k-mkt-hero h1 {
  margin: 16px 0 0; font-size: 64px; font-weight: 700;
  line-height: 1.05; letter-spacing: -0.025em; color: var(--fg);
}
.k-mkt-hero p {
  font-size: 18px; line-height: 1.6; color: var(--fg-2);
  margin-top: 22px; max-width: 520px;
}
.k-mkt-hero__ctas { display: flex; gap: 12px; margin-top: 28px; }
.k-mkt-hero__pillars { display: flex; gap: 18px; margin-top: 32px; font-size: 13px; color: var(--fg-3); flex-wrap: wrap; }
.k-mkt-hero__pillar { display: inline-flex; align-items: center; gap: 6px; }
.k-mkt-hero__pillar svg { color: var(--accent); }

.k-mkt-hero__preview {
  position: relative;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(196,181,253,0.45), transparent 60%),
    var(--surface);
  border: 1px solid var(--border-2);
  border-radius: 24px; padding: 16px;
  box-shadow: 0 30px 80px -20px rgba(76,29,149,0.28),
              0 8px 16px rgba(30,27,75,0.05);
}
.k-mkt-hero__preview img { width: 100%; display: block; border-radius: 14px; }

.k-mkt-trust {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  padding: 24px 28px; border-radius: var(--radius-lg);
  background: var(--accent-soft); border: 1px solid var(--border-2);
}
.k-mkt-trust__cell { display: flex; gap: 12px; align-items: flex-start; }
.k-mkt-trust__icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--surface); color: var(--accent);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.k-mkt-trust__title { font-size: 14px; font-weight: 600; color: var(--fg); }
.k-mkt-trust__body { font-size: 13px; color: var(--fg-2); margin-top: 2px; line-height: 1.5; }

.k-mkt-features-head { text-align: center; max-width: 720px; margin: 0 auto; }
.k-mkt-features-head h2 {
  margin: 14px 0 0; font-size: 44px; font-weight: 700;
  letter-spacing: -0.02em; color: var(--fg); line-height: 1.1;
}
.k-mkt-features-head p { font-size: 17px; color: var(--fg-2); margin-top: 16px; line-height: 1.6; }
.k-mkt-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.k-mkt-feature__num { font-size: 11px; font-weight: 600; letter-spacing: 0.14em; color: var(--accent); }
.k-mkt-feature__icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center; margin-top: 16px;
}
.k-mkt-feature h3 {
  margin: 18px 0 0; font-size: 20px; font-weight: 600;
  color: var(--fg); letter-spacing: -0.01em;
}
.k-mkt-feature p { margin-top: 8px; font-size: 14px; color: var(--fg-2); line-height: 1.6; }

.k-mkt-quote {
  padding: 56px 48px; border-radius: 24px;
  background: var(--koyne-indigo-950); color: #F4F2FF;
  border: 1px solid var(--koyne-dark-border);
}
.k-mkt-quote__mark { font-size: 56px; line-height: 1; color: #C4B5FD; font-weight: 700; }
.k-mkt-quote p { font-size: 26px; line-height: 1.4; font-weight: 600; letter-spacing: -0.01em; margin: 8px 0 0; }
.k-mkt-quote__attribution { margin-top: 28px; display: flex; align-items: center; gap: 12px; }
.k-mkt-quote__avatar { width: 40px; height: 40px; border-radius: 999px; background: #C4B5FD; color: var(--koyne-indigo-950); display: flex; align-items: center; justify-content: center; font-weight: 700; }
.k-mkt-quote__name { font-size: 14px; font-weight: 600; }
.k-mkt-quote__role { font-size: 13px; color: #C7C5E8; }

.k-mkt-cta {
  padding: 56px 48px; border-radius: 24px;
  background: var(--accent-soft); border: 1px solid var(--border-2);
  display: flex; align-items: center; justify-content: space-between;
  gap: 28px;
}
.k-mkt-cta h2 {
  margin: 0; font-size: 36px; font-weight: 700;
  letter-spacing: -0.02em; color: var(--fg); line-height: 1.1;
}
.k-mkt-cta p { margin: 10px 0 0; font-size: 16px; color: var(--fg-2); max-width: 540px; line-height: 1.5; }

.k-mkt-footer { padding: 96px 48px 48px; max-width: 1280px; margin: 0 auto; }
.k-mkt-footer__cols {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px;
  padding-bottom: 40px; border-bottom: 1px solid var(--border-2);
}
.k-mkt-footer__copy { font-size: 14px; color: var(--fg-2); margin-top: 18px; max-width: 320px; line-height: 1.6; }
.k-mkt-footer__col h4 { font-size: 12px; font-weight: 600; color: var(--fg); letter-spacing: 0.04em; margin: 0; }
.k-mkt-footer__col ul { margin: 14px 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; }
.k-mkt-footer__col li { font-size: 14px; color: var(--fg-2); }
.k-mkt-footer__col li a { text-decoration: none; }
.k-mkt-footer__col li a:hover { color: var(--accent); }
.k-mkt-footer__row { display: flex; justify-content: space-between; align-items: center; margin-top: 24px; font-size: 13px; color: var(--fg-3); }

@media (max-width: 980px) {
  .k-mkt-hero { grid-template-columns: 1fr; }
  .k-mkt-hero h1 { font-size: 44px; }
  .k-mkt-trust, .k-mkt-features { grid-template-columns: 1fr 1fr; }
  .k-mkt-cta { flex-direction: column; align-items: flex-start; }
  .k-mkt-footer__cols { grid-template-columns: 1fr 1fr; }
}