/* ══════════════════════════════════════════════════════════
   CodexIQ — Home / marketing page
   Built on the product's brand tokens (violet / cream / gold).
══════════════════════════════════════════════════════════ */
:root {
  --bg:          #FAFAF7;
  --bg-2:        #F4F2EE;
  --panel:       #FFFFFF;
  --ink:         #1A1721;
  --ink-2:       #56535F;
  --ink-3:       #8C8995;
  --ink-4:       #B5B2BC;
  --line:        rgba(20,17,30,0.09);
  --line-2:      rgba(20,17,30,0.14);
  --violet:      #4A3A9E;
  --violet-2:    #6E56CF;
  --violet-deep: #382B7A;
  --violet-soft: #EEEAFB;
  --violet-line: rgba(74,58,158,0.22);
  --gold:        #C97B16;
  --gold-soft:   #FBF1DF;
  --cyan:        #1F8A95;
  --rose:        #B23A6C;
  --indigo:      #3E4FB5;
  --plum:        #7A3B8A;
  --ok:          #2F8C5A;
  --ink-dark:    #14121A;
  --sans: "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --maxw: 1200px;
  --shadow-card: 0 1px 2px rgba(20,17,30,0.04), 0 8px 28px rgba(20,17,30,0.06);
  --shadow-float: 0 30px 80px rgba(40,30,90,0.16), 0 8px 24px rgba(20,17,30,0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }
.mono { font-family: var(--mono); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 46px; padding: 0 22px;
  border-radius: 11px;
  font-size: 15px; font-weight: 600;
  font-family: var(--sans);
  cursor: pointer; border: 1px solid transparent;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease, border-color 120ms;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: var(--violet); color: #fff; box-shadow: 0 1px 2px rgba(74,58,158,0.3), 0 8px 22px rgba(74,58,158,0.22); }
.btn-primary:hover { background: var(--violet-deep); transform: translateY(-1px); box-shadow: 0 2px 4px rgba(74,58,158,0.3), 0 12px 30px rgba(74,58,158,0.28); }
.btn-ghost { background: var(--panel); color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--violet-line); color: var(--violet); background: var(--violet-soft); }
.btn-sm { height: 40px; padding: 0 16px; font-size: 14px; border-radius: 9px; }
.btn-lg { height: 52px; padding: 0 28px; font-size: 16px; border-radius: 12px; }

/* ── Eyebrow / chips ── */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 600; letter-spacing: 0.02em;
  color: var(--violet);
  background: var(--violet-soft);
  border: 1px solid var(--violet-line);
  padding: 6px 13px 6px 11px; border-radius: 999px;
  white-space: nowrap;
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--violet-2); flex-shrink: 0; }
.eyebrow.gold { color: var(--gold); background: var(--gold-soft); border-color: rgba(201,123,22,0.24); }
.eyebrow.gold .dot { background: var(--gold); }

/* ── Nav ── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250,250,247,0.82);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms, background 200ms;
}
.nav.scrolled { border-bottom-color: var(--line); background: rgba(250,250,247,0.92); }
.nav-inner { display: flex; align-items: center; gap: 28px; height: 68px; max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }
.nav-logo img { height: 30px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: 8px; }
.nav-link { font-size: 14.5px; font-weight: 500; color: var(--ink-2); padding: 8px 13px; border-radius: 8px; white-space: nowrap; transition: color 120ms, background 120ms; }
.nav-link:hover { color: var(--ink); background: var(--hover, rgba(20,17,30,0.045)); }
.nav-spacer { flex: 1; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-login { font-size: 14.5px; font-weight: 600; color: var(--ink); padding: 9px 14px; border-radius: 9px; white-space: nowrap; }
.nav-login:hover { color: var(--violet); }
.nav-burger { display: none; }

/* ── Hero ── */
.hero { position: relative; overflow: hidden; padding: 78px 0 0; }
.hero::before {
  content: ''; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(680px 420px at 50% -8%, rgba(110,86,207,0.16), transparent 70%),
    radial-gradient(540px 380px at 88% 8%, rgba(201,123,22,0.08), transparent 70%);
}
.hero-inner { position: relative; z-index: 1; text-align: center; max-width: 860px; margin: 0 auto; }
.hero h1 {
  font-size: clamp(40px, 6vw, 66px); line-height: 1.04; letter-spacing: -0.035em;
  font-weight: 700; margin: 22px 0 0; text-wrap: balance;
}
.hero h1 .grad {
  background: linear-gradient(120deg, var(--violet-2), var(--violet) 55%, var(--plum));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-sub {
  font-size: clamp(16.5px, 2vw, 20px); line-height: 1.55; color: var(--ink-2);
  max-width: 660px; margin: 22px auto 0; text-wrap: pretty;
}
.hero-cta { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 32px; flex-wrap: wrap; }
.hero-trust { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: 22px; flex-wrap: wrap; font-size: 13px; color: var(--ink-3); }
.hero-trust span { display: inline-flex; align-items: center; gap: 7px; }
.hero-trust svg { width: 14px; height: 14px; color: var(--ok); }

/* App frame (the screenshot) */
.shot { position: relative; z-index: 1; margin: 56px auto 0; max-width: 1140px; }
.shot-frame {
  border-radius: 16px; overflow: hidden;
  border: 1px solid var(--line-2);
  background: var(--panel);
  box-shadow: var(--shadow-float);
}
.shot-bar {
  display: flex; align-items: center; gap: 8px;
  height: 42px; padding: 0 16px;
  background: linear-gradient(180deg, #fff, #FAFAF8);
  border-bottom: 1px solid var(--line);
}
.shot-lights { display: flex; gap: 7px; }
.shot-lights i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.shot-lights i:nth-child(1) { background: #E5685B; }
.shot-lights i:nth-child(2) { background: #E5B23B; }
.shot-lights i:nth-child(3) { background: #5FB85C; }
.shot-url {
  margin: 0 auto; display: inline-flex; align-items: center; gap: 8px;
  height: 26px; padding: 0 16px; border-radius: 8px;
  background: var(--bg-2); border: 1px solid var(--line);
  font-family: var(--mono); font-size: 12px; color: var(--ink-3);
}
.shot-url svg { width: 12px; height: 12px; color: var(--ok); }
.shot-img-clip { overflow: hidden; aspect-ratio: 1440 / 855; }
.shot-img-clip img { width: 100%; height: auto; display: block; object-fit: cover; object-position: top; }
.shot-glow { position: absolute; inset: auto 8% -28px; height: 80px; z-index: -1; background: radial-gradient(50% 100% at 50% 0%, rgba(74,58,158,0.22), transparent 75%); filter: blur(8px); }

/* ── Provider / BYOK strip ── */
.byok-strip { padding: 54px 0 8px; }
.byok-strip .label { text-align: center; font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 22px; }
.byok-row { display: flex; align-items: center; justify-content: center; gap: 14px 30px; flex-wrap: wrap; }
.byok-chip {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 16px; font-weight: 600; color: var(--ink-2);
  opacity: 0.85; transition: opacity 120ms, color 120ms;
}
.byok-chip:hover { opacity: 1; color: var(--ink); }
.byok-mark { width: 26px; height: 26px; border-radius: 7px; display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 13px; font-family: var(--mono); }

/* ── Sections ── */
.section { padding: 104px 0; }
.section.tight { padding: 80px 0; }
.section-head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.section-head.left { margin-left: 0; text-align: left; }
.section-head h2 { font-size: clamp(30px, 4vw, 46px); line-height: 1.08; letter-spacing: -0.03em; font-weight: 700; margin: 16px 0 0; text-wrap: balance; }
.section-head p { font-size: 18px; line-height: 1.55; color: var(--ink-2); margin: 18px 0 0; text-wrap: pretty; }

/* ── Prisms spotlight (split) ── */
.split { display: grid; grid-template-columns: 1.05fr 1.25fr; gap: 56px; align-items: center; }
.split.rev { grid-template-columns: 1.25fr 1.05fr; }
.split.rev .split-copy { order: 2; }
.split-copy h2 { font-size: clamp(28px, 3.4vw, 42px); line-height: 1.1; letter-spacing: -0.03em; font-weight: 700; margin: 16px 0 0; text-wrap: balance; }
.split-copy p { font-size: 17px; line-height: 1.6; color: var(--ink-2); margin: 18px 0 0; }
.split-list { list-style: none; padding: 0; margin: 26px 0 0; display: flex; flex-direction: column; gap: 15px; }
.split-list li { display: flex; gap: 12px; font-size: 15.5px; color: var(--ink-2); line-height: 1.5; }
.split-list .ic { flex-shrink: 0; width: 24px; height: 24px; border-radius: 7px; display: grid; place-items: center; background: var(--violet-soft); color: var(--violet); margin-top: 1px; }
.split-list .ic svg { width: 14px; height: 14px; }
.split-list b { color: var(--ink); font-weight: 600; }
.split-shot { border-radius: 14px; overflow: hidden; border: 1px solid var(--line-2); box-shadow: var(--shadow-float); position: relative; }
.split-shot img { width: 100%; display: block; }
.split-cta { margin-top: 30px; }

/* underline grammar mini-legend */
.grammar { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.grammar .g {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12.5px; color: var(--ink-2); font-weight: 500; white-space: nowrap;
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px 5px 11px;
}
.grammar .samp { font-weight: 600; color: var(--ink); }
.samp.s-raw { text-decoration: underline dotted var(--ink-3); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.samp.s-strong { text-decoration: underline dotted var(--ink); text-decoration-thickness: 3.5px; text-underline-offset: 3px; }
.samp.s-prism { text-decoration: underline solid var(--violet); text-decoration-thickness: 2.5px; text-underline-offset: 3px; }
.samp.s-neg { position: relative; }
.samp.s-neg::after { content: ''; position: absolute; right: 0; bottom: -3px; width: 32%; height: 2.5px; background: var(--rose); border-radius: 2px; }

/* ── Bento feature grid ── */
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 16px; padding: 26px;
  box-shadow: var(--shadow-card);
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 2px 4px rgba(20,17,30,0.05), 0 16px 40px rgba(20,17,30,0.1); border-color: var(--line-2); }
.card.span-2 { grid-column: span 2; }
.card-ic { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 16px; }
.card-ic svg { width: 21px; height: 21px; }
.card-ic.violet { background: var(--violet-soft); color: var(--violet); }
.card-ic.gold { background: var(--gold-soft); color: var(--gold); }
.card-ic.cyan { background: rgba(31,138,149,0.12); color: var(--cyan); }
.card-ic.rose { background: rgba(178,58,108,0.10); color: var(--rose); }
.card-ic.indigo { background: rgba(62,79,181,0.11); color: var(--indigo); }
.card-ic.plum { background: rgba(122,59,138,0.11); color: var(--plum); }
.card h3 { font-size: 18.5px; font-weight: 650; letter-spacing: -0.01em; margin: 0 0 8px; }
.card p { font-size: 14.5px; line-height: 1.55; color: var(--ink-2); margin: 0; }
.card .tag { display: inline-block; margin-top: 14px; font-family: var(--mono); font-size: 11px; color: var(--ink-3); background: var(--bg-2); border: 1px solid var(--line); padding: 2px 8px; border-radius: 6px; }
.card.span-2 .row { display: flex; gap: 18px; align-items: center; }
.card.span-2 .row .txt { flex: 1; }
.card.span-2 .mini-shot { flex: 0 0 200px; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); }

/* ── How it works ── */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { position: relative; padding-top: 16px; }
.step::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--line); border-radius: 2px; }
.step.on::before { background: var(--violet); }
.step-num { font-family: var(--mono); font-size: 12px; font-weight: 600; color: var(--violet); margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.step-num .d { width: 7px; height: 7px; border-radius: 50%; background: var(--violet); }
.step h3 { font-size: 18px; font-weight: 650; margin: 0 0 8px; letter-spacing: -0.01em; }
.step p { font-size: 14.5px; line-height: 1.55; color: var(--ink-2); margin: 0; }

/* ── Dark showcase band ── */
.band-dark { background: var(--ink-dark); color: #ECEAF0; position: relative; overflow: hidden; }
.band-dark::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(700px 360px at 80% 0%, rgba(155,140,235,0.16), transparent 70%);
}
.band-dark .section-head h2, .band-dark .split-copy h2 { color: #F4F2F8; }
.band-dark .section-head p, .band-dark .split-copy p { color: #A6A2AE; }
.band-dark .eyebrow { color: #B9A8FF; background: rgba(155,140,235,0.12); border-color: rgba(155,140,235,0.28); }
.band-dark .split-list li { color: #A6A2AE; }
.band-dark .split-list b { color: #ECEAF0; }
.band-dark .split-list .ic { background: rgba(155,140,235,0.14); color: #B9A8FF; }
.band-dark .split-shot { border-color: rgba(255,255,255,0.12); box-shadow: 0 30px 80px rgba(0,0,0,0.5); }
.band-dark .btn-ghost { background: rgba(255,255,255,0.05); color: #ECEAF0; border-color: rgba(255,255,255,0.16); }
.band-dark .btn-ghost:hover { background: rgba(155,140,235,0.14); color: #fff; border-color: rgba(155,140,235,0.4); }

/* ── Privacy band ── */
.privacy { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.privacy-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 48px; }
.priv-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 24px; }
.priv-card .ic { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: rgba(47,140,90,0.1); color: var(--ok); margin-bottom: 14px; }
.priv-card .ic svg { width: 19px; height: 19px; }
.priv-card h3 { font-size: 16.5px; font-weight: 650; margin: 0 0 7px; }
.priv-card p { font-size: 14px; line-height: 1.55; color: var(--ink-2); margin: 0; }

/* ── Positioning / where it fits ── */
.fits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line-2); border-radius: 16px; overflow: hidden; background: var(--panel); margin-top: 50px; }
.fit { padding: 32px 30px; border-right: 1px solid var(--line); }
.fit:last-child { border-right: 0; }
.fit .vs { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 14px; }
.fit .them { font-size: 16px; color: var(--ink-3); margin-bottom: 6px; }
.fit .us { font-size: 20px; font-weight: 650; letter-spacing: -0.01em; color: var(--ink); line-height: 1.25; }
.fit .us .hl { color: var(--violet); }

/* ── Final CTA ── */
.cta-final { text-align: center; position: relative; overflow: hidden; }
.cta-card {
  position: relative; max-width: 920px; margin: 0 auto;
  background: linear-gradient(135deg, var(--violet-deep), var(--violet) 55%, #5a47b8);
  border-radius: 24px; padding: 64px 40px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(74,58,158,0.32);
}
.cta-card::before { content: ''; position: absolute; inset: 0; background: radial-gradient(500px 300px at 50% -20%, rgba(255,255,255,0.18), transparent 70%); pointer-events: none; }
.cta-card .lens-deco { position: absolute; right: -40px; bottom: -50px; width: 230px; height: 230px; opacity: 0.16; }
.cta-card h2 { position: relative; font-size: clamp(30px, 4vw, 46px); line-height: 1.08; letter-spacing: -0.03em; font-weight: 700; color: #fff; margin: 0; text-wrap: balance; }
.cta-card p { position: relative; font-size: 18px; color: rgba(255,255,255,0.82); margin: 18px auto 0; max-width: 540px; }
.cta-card .hero-cta { margin-top: 32px; }
.cta-card .btn-primary { background: #fff; color: var(--violet-deep); box-shadow: 0 8px 24px rgba(0,0,0,0.18); }
.cta-card .btn-primary:hover { background: #F4F2FF; }
.cta-card .btn-ghost { background: rgba(255,255,255,0.1); color: #fff; border-color: rgba(255,255,255,0.28); }
.cta-card .btn-ghost:hover { background: rgba(255,255,255,0.18); border-color: rgba(255,255,255,0.5); color: #fff; }
.cta-fine { position: relative; margin-top: 18px; font-size: 13px; color: rgba(255,255,255,0.66); }

/* ── Footer ── */
.footer { background: var(--bg); border-top: 1px solid var(--line); padding: 64px 0 40px; }
.footer-top { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 40px; }
.footer-brand img { height: 28px; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; color: var(--ink-3); line-height: 1.55; max-width: 280px; }
.footer-col h4 { font-size: 12.5px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 14px; }
.footer-col a { display: block; font-size: 14px; color: var(--ink-2); padding: 5px 0; transition: color 120ms; }
.footer-col a:hover { color: var(--violet); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); flex-wrap: wrap; gap: 14px; }
.footer-bottom .cp { font-size: 13px; color: var(--ink-3); }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; border: 1px solid var(--line); color: var(--ink-2); transition: all 120ms; }
.footer-social a:hover { color: var(--violet); border-color: var(--violet-line); background: var(--violet-soft); }
.footer-social svg { width: 16px; height: 16px; }

/* ── Reveal animation (only when JS active; content visible otherwise) ── */
.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(20px); transition: opacity 640ms cubic-bezier(.2,.7,.2,1), transform 640ms cubic-bezier(.2,.7,.2,1); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; transition: none; } }

/* ── Responsive ── */
@media (max-width: 940px) {
  .nav-links { display: none; }
  .split, .split.rev { grid-template-columns: 1fr; gap: 36px; }
  .split.rev .split-copy { order: 0; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .card.span-2 { grid-column: span 2; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .privacy-grid, .fits { grid-template-columns: 1fr; }
  .fit { border-right: 0; border-bottom: 1px solid var(--line); }
  .fit:last-child { border-bottom: 0; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
}
@media (max-width: 600px) {
  .wrap { padding: 0 20px; }
  .nav-inner { padding: 0 20px; gap: 12px; }
  .section { padding: 72px 0; }
  .bento, .steps { grid-template-columns: 1fr; }
  .card.span-2 { grid-column: span 1; }
  .card.span-2 .row { flex-direction: column; align-items: stretch; }
  .card.span-2 .mini-shot { flex: none; }
  .hero-cta .btn { flex: 1; justify-content: center; }
  .cta-card { padding: 48px 24px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-brand { grid-column: span 1; }
}