/* ============================================================
   Kheel — shared marketing primitives
   Built on the Axiom/Kheel design tokens (colors_and_type.css)
   ============================================================ */

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--fg-1);
  background: var(--bg-surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv11";
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
::selection { background: var(--color-blue-100); color: var(--color-navy-900); }

.wrap {
  width: 100%;
  max-width: 1216px;
  margin: 0 auto;
  padding: 0 48px;
}

/* ---------- Logo ---------- */
.klogo { display: inline-flex; align-items: center; gap: 11px; font-weight: var(--fw-semibold); }
.klogo__mark { width: 28px; height: 28px; flex: 0 0 auto; color: var(--brand-accent); }
.klogo__word { font-size: 21px; letter-spacing: -0.02em; color: var(--fg-1); }
.klogo--inverse .klogo__word { color: #fff; }

/* ---------- Nav ---------- */
.knav {
  position: sticky; top: 0; z-index: var(--z-sticky);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
}
.knav__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.knav__links { display: flex; align-items: center; gap: 32px; }
.knav__links a {
  font-size: var(--fs-15); font-weight: var(--fw-medium); color: var(--fg-2); white-space: nowrap;
  transition: color var(--dur-fast) var(--ease-standard);
}
.knav__links a:hover { color: var(--fg-1); }
.knav__cta { display: flex; align-items: center; gap: 8px; }

/* light nav */
.knav--light { background: rgba(255,255,255,0.82); border-bottom: 1px solid var(--border-subtle); }
/* dark nav */
.knav--dark { background: rgba(15,26,38,0.62); border-bottom: 1px solid rgba(255,255,255,0.08); }
.knav--dark .klogo__word { color: #fff; }
.knav--dark .knav__links a { color: rgba(255,255,255,0.74); }
.knav--dark .knav__links a:hover { color: #fff; }

/* ---------- Buttons ---------- */
.kbtn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-sans); font-weight: var(--fw-medium); font-size: var(--fs-15);
  line-height: 1; white-space: nowrap; cursor: pointer;
  border-radius: var(--radius-sm); border: 1px solid transparent;
  padding: 0 16px; height: 40px;
  transition: background var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard);
}
.kbtn svg { width: 16px; height: 16px; }
.kbtn--primary { background: var(--brand-accent); color: #fff; }
.kbtn--primary:hover { background: var(--brand-accent-hover); }
.kbtn--navy { background: var(--brand-primary); color: #fff; }
.kbtn--navy:hover { background: var(--brand-primary-hover); }
.kbtn--ghost { background: transparent; color: var(--fg-1); }
.kbtn--ghost:hover { background: var(--bg-sunken); }
.kbtn--outline { background: transparent; color: var(--fg-1); border-color: var(--border-default); }
.kbtn--outline:hover { border-color: var(--border-strong); background: var(--color-slate-50); }
.kbtn--on-dark { background: rgba(255,255,255,0.10); color: #fff; border-color: rgba(255,255,255,0.20); }
.kbtn--on-dark:hover { background: rgba(255,255,255,0.16); }
.kbtn--lg { height: 46px; padding: 0 20px; font-size: var(--fs-16); }
.kbtn--xl { height: 52px; padding: 0 26px; font-size: var(--fs-16); }

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: var(--fs-12); font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-caps); text-transform: uppercase; color: var(--brand-accent);
}
.eyebrow .pip { width: 6px; height: 6px; border-radius: 999px; background: var(--brand-accent); }
.eyebrow--ondark { color: var(--color-blue-400); }

/* ---------- Section scaffold ---------- */
.section { padding: 104px 0; }
.section--tight { padding: 72px 0; }
.section--canvas { background: var(--bg-canvas); }
.section--navy { background: var(--brand-primary); color: #fff; }
.shead { max-width: 720px; }
.shead--center { margin: 0 auto; text-align: center; }
.shead h2 {
  font-family: var(--font-display); font-weight: var(--fw-semibold);
  font-size: var(--fs-40); line-height: var(--lh-tight); letter-spacing: var(--ls-tight);
  margin: 16px 0 0; color: var(--fg-1);
}
.section--navy .shead h2 { color: #fff; }
.shead p {
  font-size: var(--fs-18); line-height: var(--lh-relaxed); color: var(--fg-2);
  margin: 18px 0 0;
}
.section--navy .shead p { color: rgba(255,255,255,0.72); }

/* ---------- Feature cards ---------- */
.fgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.feature {
  background: var(--bg-surface); border: 1px solid var(--border-default);
  border-radius: var(--radius-md); padding: 28px;
  transition: box-shadow var(--dur-base) var(--ease-standard), transform var(--dur-base) var(--ease-standard);
}
.feature:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.feature__icon {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  display: grid; place-items: center;
  background: var(--color-blue-50); color: var(--brand-accent); margin-bottom: 18px;
}
.feature__icon svg { width: 20px; height: 20px; }
.feature h3 { font-size: var(--fs-18); font-weight: var(--fw-semibold); margin: 0 0 8px; letter-spacing: -0.01em; }
.feature p { font-size: var(--fs-15); line-height: var(--lh-normal); color: var(--fg-2); margin: 0; }

/* ---------- Logo strip ---------- */
.logos { padding: 40px 0; border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }
.logos__head { text-align: center; font-size: var(--fs-13); font-weight: var(--fw-medium); color: var(--fg-3); letter-spacing: 0.01em; }
.logos__row { display: flex; align-items: center; justify-content: center; gap: 48px; margin-top: 22px; flex-wrap: wrap; }
.logos__row span { font-size: var(--fs-18); font-weight: var(--fw-semibold); color: var(--color-slate-400); letter-spacing: -0.01em; }

/* ---------- Footer ---------- */
.kfoot { background: var(--brand-primary); color: rgba(255,255,255,0.7); padding: 64px 0 36px; }
.kfoot__grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 40px; }
.kfoot__brand p { font-size: var(--fs-14); line-height: var(--lh-relaxed); color: rgba(255,255,255,0.6); margin: 18px 0 0; max-width: 300px; }
.kfoot__col h5 { font-size: var(--fs-13); font-weight: var(--fw-semibold); color: #fff; margin: 0 0 14px; letter-spacing: 0.01em; }
.kfoot__col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.kfoot__col a { font-size: var(--fs-14); color: rgba(255,255,255,0.62); transition: color var(--dur-fast); }
.kfoot__col a:hover { color: #fff; }
.kfoot__bottom { display: flex; align-items: center; justify-content: space-between; margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.1); font-size: var(--fs-13); color: rgba(255,255,255,0.5); }

/* ---------- Product UI mock primitives ---------- */
.mock {
  border-radius: var(--radius-lg); background: var(--bg-surface);
  border: 1px solid var(--border-default); box-shadow: var(--shadow-xl); overflow: hidden;
}
.mock__bar { display: flex; align-items: center; gap: 7px; height: 38px; padding: 0 14px; border-bottom: 1px solid var(--border-subtle); background: var(--color-slate-50); }
.mock__bar .dot { width: 9px; height: 9px; border-radius: 999px; background: var(--border-strong); }
.mock__url { margin-left: 12px; font-family: var(--font-mono); font-size: 11px; color: var(--fg-3); background: #fff; border: 1px solid var(--border-subtle); border-radius: 999px; padding: 3px 12px; }
.mock__body { display: grid; grid-template-columns: 168px 1fr; min-height: 0; }
.mock__rail { background: var(--color-slate-50); border-right: 1px solid var(--border-subtle); padding: 16px 12px; }
.mock__rail .grp { font-size: 10px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-4); margin: 14px 8px 8px; }
.mock__rail .grp:first-child { margin-top: 0; }
.mock__rail .it { display: flex; align-items: center; gap: 9px; font-size: 13px; color: var(--fg-2); padding: 7px 8px; border-radius: 6px; }
.mock__rail .it.active { background: var(--color-blue-50); color: var(--brand-accent-press); font-weight: 600; }
.mock__rail .it .ic { width: 14px; height: 14px; border-radius: 4px; background: var(--border-default); flex: 0 0 auto; }
.mock__rail .it.active .ic { background: var(--brand-accent); }
.mock__main { padding: 22px; }