/* Gus — marketing landing page
   Pixel recreation of Claude Design export "Gus Landing Page.dc.html".
   Fonts: Newsreader (serif headlines/numbers), IBM Plex Sans (body/UI),
   IBM Plex Mono (labels/data). Palette: paper #F0F0EC, rust #C2410C/#9A3309. */

:root {
  --paper: #F0F0EC;
  --white: #FFFFFF;
  --ink: #16160F;
  --ink-soft: #26261F;
  --gray-700: #33332E;
  --gray-600: #4B4B45;
  --gray-500: #63635C;
  --border: #E6E6E1;
  --border-soft: #E2E2DD;
  --border-med: #C6C6BF;
  --rust: #C2410C;
  --rust-dark: #9A3309;
  --green: #16A34A;
  --green-dark: #15803D;
  --yellow: #CA8A04;
  --blue: #2563EB;
  --teal: #0D9488;

  --serif: 'Newsreader', Georgia, serif;
  --sans: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--paper); }
body {
  color: var(--ink);
  font-family: var(--sans);
  overflow-x: hidden;
}
a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--rust-dark); }
::selection { background: var(--rust); color: var(--white); }
input::placeholder { color: #9A9A90; }
img { max-width: 100%; display: block; }

@keyframes lpPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

.pad { padding-left: clamp(20px, 5vw, 64px); padding-right: clamp(20px, 5vw, 64px); }

/* ---------- nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 10px;
  padding-bottom: 10px;
  background: rgba(240, 240, 236, .9);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border-soft);
}

.nav img.wordmark { height: 44px; width: auto; }

.nav-links { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.nav-links a { font-size: 13.5px; font-weight: 500; color: var(--gray-700); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 8px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  font-family: var(--sans);
}
.btn-dark { background: var(--ink); border-color: var(--ink); color: var(--white); }
.btn-dark:hover { background: var(--gray-700); }
.btn-rust {
  background: linear-gradient(160deg, var(--rust-dark), var(--rust));
  border: none;
  color: var(--white);
  border-radius: 9px;
  padding: 12px 20px;
  font-size: 14px;
  box-shadow: 0 10px 24px rgba(154, 51, 9, .28);
}
.btn-rust:hover { filter: brightness(1.06); }

.email-input {
  background: var(--white);
  border: 1px solid var(--border-med);
  border-radius: 9px;
  padding: 12px 14px;
  font-size: 14px;
  color: var(--ink);
  font-family: var(--sans);
}

/* ---------- pill ---------- */

.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px 5px 9px;
  border-radius: 20px;
  background: var(--white);
  border: 1px solid var(--border-soft);
  width: fit-content;
}
.pill-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--rust); animation: lpPulse 1.8s ease-in-out infinite; flex: none; }
.pill-label {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gray-500);
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding-top: clamp(48px, 8vw, 88px);
  padding-bottom: 56px;
  background: linear-gradient(155deg, rgba(194, 65, 12, .08), rgba(194, 65, 12, 0) 55%), var(--paper);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -80px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(194, 65, 12, .1), transparent 70%);
  pointer-events: none;
}
.hero-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 48px;
  align-items: center;
  position: relative;
}
.hero-copy { display: flex; flex-direction: column; gap: 22px; min-width: 0; }
.hero-copy h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--ink);
}
.hero-copy p.lede {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.65;
  color: var(--gray-700);
  max-width: 560px;
  text-wrap: pretty;
}
.hero-form { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding-top: 6px; }
.hero-form .email-input { flex: 1; min-width: 220px; max-width: 280px; }
.hero-note { font-size: 12px; color: var(--gray-500); }

.hero-mock-wrap { min-width: 0; padding: 10px 0; }
.hero-mock-shadow { position: relative; box-shadow: 0 30px 70px rgba(22, 22, 15, .22); }

/* ---------- chrome window mockup ---------- */

.chrome {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, .35), 0 0 0 1px rgba(0, 0, 0, .1);
  display: flex;
  flex-direction: column;
  background: #35363a;
}
.chrome-bar {
  display: flex;
  align-items: center;
  height: 44px;
  background: #202124;
  padding-right: 8px;
}
.chrome-lights { display: flex; gap: 8px; padding: 0 14px; flex: none; }
.chrome-lights span { width: 12px; height: 12px; border-radius: 50%; display: block; }
.chrome-lights span:nth-child(1) { background: #ff5f57; }
.chrome-lights span:nth-child(2) { background: #febc2e; }
.chrome-lights span:nth-child(3) { background: #28c840; }
.chrome-tab {
  position: relative;
  height: 34px;
  align-self: flex-end;
  padding: 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: #35363a;
  border-radius: 8px 8px 0 0;
  min-width: 120px;
  max-width: 220px;
  font-family: system-ui, sans-serif;
  font-size: 12px;
  color: #e8eaed;
  margin-left: 4px;
}
.chrome-tab .favicon { width: 14px; height: 14px; border-radius: 50%; background: #5f6368; flex: none; }
.chrome-tab span.title { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chrome-toolbar {
  height: 40px;
  background: #35363a;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 8px;
}
.chrome-toolbar .dot-btn { width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; flex: none; }
.chrome-toolbar .dot-btn i { width: 16px; height: 16px; border-radius: 50%; background: #9aa0a6; opacity: .4; display: block; }
.chrome-url {
  flex: 1;
  height: 30px;
  border-radius: 15px;
  background: #282a2d;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  margin: 0 6px;
  min-width: 0;
}
.chrome-url i { width: 12px; height: 12px; border-radius: 50%; background: #9aa0a6; opacity: .4; flex: none; }
.chrome-url span { flex: 1; color: #e8eaed; font-size: 13px; font-family: system-ui, sans-serif; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chrome-body { flex: 1; background: var(--white); overflow: hidden; }

/* mockup screen content (miniature product UI) */

.mk { height: 100%; background: var(--paper); padding: 20px; display: flex; flex-direction: column; gap: 12px; font-family: var(--sans); overflow: hidden; }
.mk-row { display: flex; align-items: center; justify-content: space-between; }
.mk-pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 14px; background: var(--white); border: 1px solid var(--border-soft); }
.mk-pill i { width: 6px; height: 6px; border-radius: 50%; background: var(--rust); flex: none; animation: lpPulse 1.8s ease-in-out infinite; }
.mk-pill span { font-family: var(--mono); font-size: 9px; color: var(--gray-500); text-transform: uppercase; letter-spacing: .1em; }
.mk-toggle { display: flex; gap: 6px; }
.mk-toggle span { padding: 3px 10px; border-radius: 7px; font-size: 9.5px; }
.mk-toggle span.on { background: var(--ink); color: var(--white); }
.mk-toggle span.off { background: var(--white); border: 1px solid var(--border-med); color: var(--ink); }
.mk-greeting { font-family: var(--serif); font-size: 26px; color: var(--ink); line-height: 1.1; }
.mk-greeting b { color: var(--rust-dark); font-weight: 500; }
.mk-summary { margin: 0; font-size: 11px; line-height: 1.55; color: var(--ink-soft); max-width: 480px; }
.mk-stat-row { display: flex; align-items: center; gap: 18px; padding-top: 8px; border-top: 1px solid var(--border); }
.mk-stat-card { padding: 14px 18px; border-radius: 12px; background: linear-gradient(160deg, var(--rust-dark), var(--rust)); color: var(--white); display: flex; flex-direction: column; gap: 2px; }
.mk-stat-card .num { font-family: var(--serif); font-size: 28px; }
.mk-stat-card .num small { font-size: 13px; opacity: .85; }
.mk-stat-card .cap { font-size: 9.5px; opacity: .85; }
.mk-note { font-size: 10.5px; color: var(--ink-soft); }
.mk-note b { color: var(--ink); }
.mk-note .rust { font-family: var(--mono); color: var(--rust-dark); }

.mk-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 4px; }
.mk-grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 4px; }
.mk-card { display: flex; flex-direction: column; gap: 6px; padding: 10px 12px; background: var(--white); border: 1px solid var(--border); border-radius: 10px; }
.mk-card .kicker { font-family: var(--mono); font-size: 8.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.mk-card .line { display: flex; justify-content: space-between; font-size: 10px; color: var(--ink); }
.mk-card .line span.mono { font-family: var(--mono); }
.mk-stat-mini { display: flex; flex-direction: column; gap: 3px; padding: 9px 10px; background: var(--white); border: 1px solid var(--border); border-radius: 9px; }
.mk-stat-mini span.label { font-size: 9px; color: var(--gray-600); }
.mk-stat-mini span.val { font-family: var(--serif); font-size: 15px; color: var(--ink); }
.mk-stat-mini span.sub { font-family: var(--mono); font-size: 8px; color: var(--teal); }

.mk-legend { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; padding-top: 8px; border-top: 1px solid var(--border); }
.mk-legend .kicker { font-family: var(--mono); font-size: 8.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--gray-500); }
.mk-legend .spacer { flex: 1; }
.mk-legend-item { display: flex; align-items: center; gap: 5px; font-size: 9px; color: var(--gray-600); }
.mk-legend-item i { width: 6px; height: 6px; border-radius: 50%; display: block; }

.mk-tile { display: flex; flex-direction: column; gap: 4px; padding: 9px 10px; border: 1px solid var(--border); border-radius: 9px; }
.mk-tile .top { display: flex; align-items: center; gap: 6px; }
.mk-tile .top i { width: 6px; height: 6px; border-radius: 50%; flex: none; }
.mk-tile .top span { font-family: var(--mono); font-size: 9px; font-weight: 600; color: var(--ink); }
.mk-tile p { margin: 0; font-size: 9px; color: var(--ink-soft); }

.mk-bubble { align-self: flex-end; max-width: 82%; background: var(--ink); color: var(--white); border-radius: 12px 12px 2px 12px; padding: 9px 13px; font-size: 11.5px; line-height: 1.5; }
.mk-answer { background: var(--white); border: 1px solid var(--border); border-radius: 12px; padding: 12px 13px; }
.mk-answer p { margin: 0; font-size: 11px; line-height: 1.6; color: var(--ink-soft); }
.mk-chart { display: flex; flex-direction: column; gap: 8px; background: var(--white); border: 1px solid var(--border); border-radius: 12px; padding: 12px 13px; }
.mk-chart .kicker { font-family: var(--mono); font-size: 9px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--gray-500); }
.mk-chart-row { display: flex; align-items: center; gap: 8px; }
.mk-chart-row .label { width: 78px; font-size: 10px; color: var(--gray-700); flex: none; }
.mk-chart-row .track { flex: 1; height: 9px; border-radius: 4px; background: var(--paper); overflow: hidden; display: flex; }
.mk-chart-row .track i { display: block; height: 9px; border-radius: 4px; }
.mk-chart-row .val { font-family: var(--mono); font-size: 9.5px; color: var(--ink); flex: none; }

.mk-approval-head { display: flex; align-items: center; gap: 10px; padding-bottom: 9px; border-bottom: 1px solid #DEDED8; }
.mk-approval-head span.left { flex: 1; font-family: var(--mono); font-size: 9.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--gray-500); }
.mk-approval-head span.right { font-family: var(--mono); font-size: 9.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--rust-dark); }
.mk-well-line { display: flex; align-items: center; gap: 8px; }
.mk-well-line .name { font-family: var(--serif); font-size: 13px; flex: 1; color: var(--ink); }
.mk-well-line .amt { font-family: var(--mono); font-size: 13px; font-weight: 700; color: var(--rust-dark); }
.mk-obs-card { border: 1px solid #E9C4B0; border-radius: 9px; background: rgba(194, 65, 12, .06); padding: 10px 12px; display: flex; flex-direction: column; gap: 8px; }
.mk-obs-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.mk-obs-top .finding { font-size: 11px; font-weight: 600; color: var(--rust-dark); }
.mk-obs-top .tag { font-family: var(--mono); font-size: 8.5px; color: var(--gray-500); text-transform: uppercase; }
.mk-obs-top .fix { font-size: 11px; font-weight: 600; color: var(--ink); }
.mk-obs-card p { margin: 0; font-size: 9.5px; line-height: 1.55; color: var(--ink-soft); }
.mk-obs-actions { display: flex; gap: 7px; }
.mk-obs-actions span { padding: 5px 12px; border-radius: 7px; font-size: 9.5px; }
.mk-obs-actions span.approve { background: var(--ink); color: var(--white); font-weight: 600; }
.mk-obs-actions span.adjust { background: var(--white); border: 1px solid var(--border-med); color: var(--ink); }
.mk-obs-actions span.dismiss { background: var(--white); border: 1px solid var(--border); color: var(--gray-700); }

.mk-case-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.mk-case-stat { display: flex; flex-direction: column; padding: 9px 11px; background: var(--white); border: 1px solid var(--border); border-radius: 9px; }
.mk-case-stat .num { font-family: var(--serif); font-size: 16px; color: var(--ink); }
.mk-case-stat .cap { font-size: 8.5px; color: var(--gray-600); }
.mk-case-row { display: flex; align-items: center; gap: 10px; padding: 9px; background: var(--white); border-radius: 9px; }
.mk-case-row .glyph { width: 28px; height: 28px; border-radius: 8px; background: rgba(194, 65, 12, .1); display: grid; place-items: center; flex: none; }
.mk-case-row .body { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.mk-case-row .body .title { font-size: 10.5px; font-weight: 500; color: var(--ink); }
.mk-case-row .body .meta { font-size: 9px; color: var(--gray-600); }
.mk-case-row .impact { font-family: var(--mono); font-size: 10px; color: var(--ink-soft); flex: none; }

/* ---------- ask gus section ---------- */

.ask-section { padding-top: 64px; padding-bottom: 64px; background: var(--white); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.ask-inner { max-width: 1160px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 44px; align-items: center; }
.ask-copy { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.section-kicker { font-family: var(--mono); font-size: 10.5px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--rust-dark); }
.ask-copy h2 { margin: 0; font-family: var(--serif); font-size: clamp(26px, 3.5vw, 38px); line-height: 1.15; color: var(--ink); }
.ask-copy p { margin: 0; font-size: 15px; line-height: 1.65; color: var(--gray-700); max-width: 460px; text-wrap: pretty; }
.ask-mock-wrap { min-width: 0; box-shadow: 0 24px 60px rgba(22, 22, 15, .16); border-radius: 14px; overflow: hidden; }

/* ---------- ROI calculator ---------- */

.calc-section { padding-top: 56px; padding-bottom: 56px; background: var(--paper); }
.calc-inner { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; gap: 28px; }

.calc-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  overflow: hidden;
}

.calc-controls { display: flex; flex-direction: column; gap: 22px; padding: 28px 30px; }

.calc-field { display: flex; flex-direction: column; gap: 8px; }
.calc-field-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.calc-field label { font-size: 13px; font-weight: 500; color: var(--ink); }
.calc-val { font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--rust-dark); }
.calc-hint { font-family: var(--mono); font-size: 11px; color: var(--gray-500); }

.calc-field input[type="range"] {
  width: 100%;
  accent-color: var(--rust);
}

.calc-number {
  width: 100%;
  background: var(--paper);
  border: 1px solid var(--border-med);
  border-radius: 8px;
  padding: 9px 12px;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
}

.calc-result {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 28px 30px;
  background: linear-gradient(160deg, var(--rust-dark), var(--rust));
  color: var(--white);
}
.calc-result-cap { font-family: var(--mono); font-size: 10.5px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: rgba(255, 255, 255, .8); }
.calc-result-num { font-family: var(--serif); font-size: 44px; line-height: 1.1; }

.calc-breakdown { display: flex; flex-direction: column; gap: 4px; margin-top: 10px; padding-top: 14px; border-top: 1px solid rgba(255, 255, 255, .25); }
.calc-breakdown-row { display: flex; align-items: center; justify-content: space-between; font-size: 12.5px; color: rgba(255, 255, 255, .9); }
.calc-breakdown-row span:last-child { font-family: var(--mono); font-weight: 600; }

.calc-assumption { margin-top: 14px; font-size: 11px; line-height: 1.5; color: rgba(255, 255, 255, .7); }

/* ---------- how it works ---------- */

.how-section { padding-top: 72px; padding-bottom: 72px; background: var(--white); }
.how-inner { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; gap: 36px; }
.how-head { display: flex; flex-direction: column; gap: 10px; max-width: 640px; }
.how-head h2 { margin: 0; font-family: var(--serif); font-size: clamp(26px, 3.5vw, 36px); line-height: 1.15; color: var(--ink); }
.how-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.how-step { display: flex; flex-direction: column; gap: 12px; }
.how-step .icon { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; }
.how-step .title { font-size: 16px; font-weight: 600; color: var(--ink); }
.how-step p { margin: 0; font-size: 14px; line-height: 1.65; color: var(--gray-600); }
.how-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- self-learning band ---------- */

.learn-band {
  margin-top: 64px;
  background: radial-gradient(120% 140% at 15% 15%, #23231b 0%, #16160F 55%, #100f0a 100%);
  border-radius: 20px;
  overflow: hidden;
  position: relative;
}
.learn-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 90%, rgba(194, 65, 12, .16), transparent 55%);
  pointer-events: none;
}
.learn-inner {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: 20px;
  align-items: center;
  padding: 48px clamp(20px, 4vw, 48px);
}
.learn-graph { min-width: 0; }
.learn-flow path {
  stroke-dasharray: 6 8;
  animation: learnFlow 2.6s linear infinite;
}
@keyframes learnFlow {
  to { stroke-dashoffset: -28; }
}

.learn-copy { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.learn-kicker {
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #FF8B4D;
}
.learn-copy h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.2;
  color: var(--white);
}
.learn-copy p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: rgba(255, 255, 255, .72);
  max-width: 520px;
}
.learn-stats { display: flex; gap: 28px; flex-wrap: wrap; margin-top: 6px; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .14); }
.learn-stat { display: flex; flex-direction: column; gap: 2px; }
.learn-stat .num { font-family: var(--serif); font-size: 24px; color: var(--white); }
.learn-stat .cap { font-size: 11.5px; color: rgba(255, 255, 255, .6); max-width: 130px; }

/* ---------- product screenshots ---------- */

.product-section { padding-top: 72px; padding-bottom: 72px; background: var(--paper); display: flex; flex-direction: column; gap: 64px; }
.product-row { max-width: 1200px; margin: 0 auto; display: grid; gap: 40px; align-items: center; width: 100%; }
.product-row.a { grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); }
.product-row.b { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); }
.product-row.b .product-copy { order: 2; }
.product-row.b .chrome { order: 1; }
.product-copy { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.product-copy h3 { margin: 0; font-family: var(--serif); font-size: clamp(22px, 3vw, 30px); color: var(--ink); }
.product-copy p { margin: 0; font-size: 14.5px; line-height: 1.65; color: var(--gray-600); max-width: 440px; }

/* ---------- CTA / waitlist ---------- */

.cta-section {
  padding-top: 72px;
  padding-bottom: 72px;
  background: linear-gradient(155deg, var(--rust-dark), var(--rust));
  color: var(--white);
}
.cta-inner { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 18px; text-align: center; }
.cta-inner h2 { margin: 0; font-family: var(--serif); font-size: clamp(28px, 4vw, 42px); line-height: 1.15; }
.cta-inner p { margin: 0; font-size: 15.5px; line-height: 1.6; color: rgba(255, 255, 255, .88); max-width: 520px; }
.cta-form { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: center; padding-top: 8px; width: 100%; max-width: 440px; }
.cta-form .email-input { flex: 1; min-width: 200px; border: 1px solid rgba(255, 255, 255, .4); }
.cta-form .btn-dark:hover { background: var(--ink-soft); }
.cta-note { font-size: 12px; color: rgba(255, 255, 255, .75); }

/* ---------- footer ---------- */

footer.site-footer {
  padding-top: 32px;
  padding-bottom: 32px;
  background: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
footer.site-footer img { height: 44px; width: auto; filter: brightness(0) invert(1); }
footer.site-footer span { font-size: 12px; color: rgba(255, 255, 255, .55); }

/* ---------- responsive ---------- */

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .ask-inner { grid-template-columns: 1fr; }
  .product-row.a, .product-row.b { grid-template-columns: 1fr; }
  .product-row.b .product-copy { order: 1; }
  .product-row.b .chrome { order: 2; }
  .chrome { width: 100% !important; max-width: 640px; margin: 0 auto; }
  .calc-card { grid-template-columns: 1fr; }
  .how-grid-4 { grid-template-columns: 1fr 1fr; }
  .learn-inner { grid-template-columns: 1fr; }
  .learn-graph { max-width: 420px; margin: 0 auto; }
}

@media (max-width: 680px) {
  .nav-links a:not(.btn) { display: none; }
  .hero { padding-top: 40px; }
  .mk-grid3 { grid-template-columns: 1fr; }
  .calc-controls, .calc-result { padding: 22px 20px; }
  .calc-result-num { font-size: 36px; }
  .how-grid-4 { grid-template-columns: 1fr; }
  .learn-band { margin-top: 40px; border-radius: 16px; }
  .learn-stats { gap: 18px; }
}