/* LeanChat marketing site — shared styles */
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg-surface); color: var(--text-primary); font-family: var(--font-sans); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
a { color: inherit; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 40; background: rgba(255,255,255,0.82); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--border-subtle); }
.nav-in { display: flex; align-items: center; gap: 28px; height: 62px; }
.brand { display: flex; align-items: center; gap: 9px; font-family: var(--font-display); font-weight: 700; font-size: 19px; letter-spacing: -0.01em; }
.brand .mk { width: 30px; height: 30px; border-radius: 8px; background: var(--iris-600); color: #fff; display: flex; align-items: center; justify-content: center; }
.nav-links { display: flex; gap: 22px; margin-left: 8px; }
.nav-links a { font-size: var(--text-base); color: var(--text-secondary); text-decoration: none; font-weight: 500; }
.nav-links a:hover { color: var(--text-primary); }
.nav-cta { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.btn { display: inline-flex; align-items: center; gap: 7px; height: 38px; padding: 0 16px; border-radius: var(--radius-md); font-size: var(--text-base); font-weight: 500; font-family: var(--font-sans); cursor: pointer; text-decoration: none; border: 1px solid transparent; white-space: nowrap; transition: background .15s, box-shadow .15s; }
.btn-primary { background: var(--action); color: #fff; box-shadow: var(--shadow-xs); }
.btn-primary:hover { background: var(--action-hover); }
.btn-ghost { color: var(--text-secondary); }
.btn-ghost:hover { background: var(--bg-subtle); }
.btn-secondary { background: var(--bg-surface); border-color: var(--border-strong); color: var(--text-secondary); }
.btn-secondary:hover { background: var(--bg-subtle); }
.btn-lg { height: 46px; padding: 0 22px; font-size: var(--text-md); }

.eyebrow { display: inline-flex; align-items: center; gap: 7px; font-size: var(--text-sm); font-weight: 600; letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--text-brand); }
.section { padding: 84px 0; }
.section-tight { padding: 56px 0; }

h1.hero-h { font-family: var(--font-display); font-weight: 700; font-size: 52px; line-height: 1.06; letter-spacing: -0.025em; margin: 0; }
h2.sec-h { font-family: var(--font-display); font-weight: 700; font-size: 34px; line-height: 1.15; letter-spacing: -0.02em; margin: 0; }
.lead { font-size: var(--text-xl); line-height: 1.55; color: var(--text-secondary); }

/* Footer */
.footer { background: var(--slate-900); color: var(--slate-300); padding: 52px 0 30px; }
.footer a { color: var(--slate-300); text-decoration: none; }
.footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; }
.footer .brand { color: #fff; margin-bottom: 12px; }
.footer h4 { font-size: var(--text-sm); text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--slate-500); margin: 0 0 14px; font-weight: 600; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 9px; font-size: var(--text-base); }
.footer-legal { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--slate-700); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: var(--text-sm); color: var(--slate-500); }

.chip { display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; border-radius: 8px; color: #fff; }

@media (max-width: 900px) {
  h1.hero-h { font-size: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 620px) {
  h1.hero-h { font-size: 33px; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
}