/* Neutral Modern tokens bound for KlartWeb demo universe. Raw colors live only here. */
:root {
  --bg: #fafafa;
  --surface: #ffffff;
  --surface-warm: var(--surface);
  --fg: #111111;
  --fg-2: var(--fg);
  --muted: #6b6b6b;
  --meta: var(--muted);
  --border: #e5e5e5;
  --border-soft: var(--border);
  --accent: #2f6feb;
  --accent-on: #ffffff;
  --accent-hover: color-mix(in oklab, var(--accent), black 8%);
  --accent-active: color-mix(in oklab, var(--accent), black 14%);
  --success: #17a34a;
  --warn: #eab308;
  --danger: #dc2626;
  --font-display: "Inter", -apple-system, system-ui, sans-serif;
  --font-body: "Inter", -apple-system, system-ui, sans-serif;
  --font-mono: ui-monospace, "JetBrains Mono", monospace;
  --text-xs: 12px;
  --text-sm: 14px;
  --text-base: 16px;
  --text-lg: 20px;
  --text-xl: 24px;
  --text-2xl: 32px;
  --text-3xl: 48px;
  --text-4xl: 64px;
  --leading-body: 1.5;
  --leading-tight: 1.2;
  --tracking-display: -0.01em;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-20: 80px;
  --section-y-desktop: 80px;
  --section-y-tablet: 48px;
  --section-y-phone: 32px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  --elev-flat: none;
  --elev-ring: 0 0 0 1px var(--border);
  --elev-raised: 0 2px 8px color-mix(in oklab, var(--fg), transparent 92%);
  --focus-ring: 0 0 0 3px color-mix(in oklab, var(--accent), transparent 70%);
  --motion-fast: 150ms;
  --motion-base: 200ms;
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --container-max: 1200px;
  --container-gutter-desktop: 24px;
  --container-gutter-tablet: 16px;
  --container-gutter-phone: 12px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.has-mobile-sticky {
  padding-bottom: 84px;
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
  object-fit: cover;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

p,
figure {
  margin: 0;
}

p {
  text-wrap: pretty;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-display);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
  text-wrap: balance;
}

h1 {
  font-size: clamp(38px, 6vw, var(--text-4xl));
}

h2 {
  font-size: clamp(28px, 4vw, var(--text-3xl));
}

h3 {
  font-size: var(--text-xl);
}

.container {
  width: min(var(--container-max), calc(100% - (var(--container-gutter-desktop) * 2)));
  margin-inline: auto;
}

.section {
  padding-block: var(--section-y-desktop);
}

.section + .section {
  border-top: 1px solid var(--border);
}

main > .section:not(.hero):nth-of-type(odd) {
  background: var(--surface-warm);
}

main > .section:not(.hero):nth-of-type(even) {
  background: var(--bg);
}

.site-shell,
.service-page {
  min-height: 100vh;
}

.stack,
.stack-lg,
.hero-copy,
.card,
.contact-summary,
.service-body,
.lead-panel {
  display: grid;
}

.stack,
.hero-copy,
.service-body {
  gap: var(--space-5);
}

.stack-lg,
.contact-summary,
.lead-panel {
  gap: var(--space-8);
}

.grid-2,
.grid-3,
.grid-4,
.hero-grid,
.hero-stage,
.product-grid,
.function-grid,
.contact-grid,
.proof-grid,
.process-grid,
.footer-grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.hero-grid {
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.82fr);
  align-items: center;
  gap: clamp(var(--space-8), 6vw, var(--space-20));
}

.hero-stage {
  position: relative;
  z-index: 1;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 0.68fr);
  align-items: center;
  gap: clamp(var(--space-8), 5vw, var(--space-20));
}

.product-grid,
.function-grid,
.proof-grid,
.contact-grid {
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.82fr);
}

.footer-grid {
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
}

.row-between {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: var(--space-6);
}

.row-between > .lead {
  max-width: 520px;
}

.topnav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in oklab, var(--surface), transparent 2%);
  border-bottom: 1px solid var(--border);
}

.topnav-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
  font-weight: 700;
  letter-spacing: var(--tracking-display);
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0;
}

.logo-badge {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border-radius: var(--radius-sm);
  background: color-mix(in oklab, var(--accent), var(--surface) 86%);
  color: var(--accent);
  border: 1px solid color-mix(in oklab, var(--accent), var(--border) 70%);
  display: grid;
  place-items: center;
}

.logo-badge svg {
  width: 24px;
  height: 24px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  color: var(--muted);
  font-size: var(--text-sm);
}

.nav-links a:hover {
  color: var(--fg);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.call-link {
  color: var(--fg);
  font-weight: 700;
  white-space: nowrap;
}

.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  padding: 10px 16px;
  font-weight: 700;
  font-size: var(--text-sm);
  transition:
    transform var(--motion-fast) var(--ease-standard),
    background var(--motion-fast) var(--ease-standard),
    border-color var(--motion-fast) var(--ease-standard);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-on);
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--surface);
  color: var(--fg);
}

.btn-soft {
  background: color-mix(in oklab, var(--success), var(--surface) 90%);
  color: var(--fg);
  border-color: color-mix(in oklab, var(--success), var(--border) 64%);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--elev-flat);
}

.card-hover {
  transition:
    transform var(--motion-base) var(--ease-standard),
    box-shadow var(--motion-base) var(--ease-standard),
    border-color var(--motion-base) var(--ease-standard);
}

.card-hover:hover {
  transform: translateY(-2px);
  box-shadow: var(--elev-raised);
  border-color: color-mix(in oklab, var(--accent), var(--border) 64%);
}

.eyebrow,
.meta,
.num {
  font-family: var(--font-mono);
}

.eyebrow {
  color: var(--accent);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
}

.lead {
  color: var(--muted);
  font-size: var(--text-lg);
}

.meta {
  color: var(--muted);
  font-size: var(--text-xs);
}

.pill,
.trust-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  width: fit-content;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: var(--surface);
  padding: var(--space-2) var(--space-3);
  color: var(--fg);
  font-size: var(--text-xs);
  font-weight: 700;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--success);
}

.hero {
  position: relative;
  overflow: clip;
  min-height: 760px;
  display: grid;
  align-items: center;
  isolation: isolate;
  padding-block: clamp(var(--space-12), 8vw, 112px);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: var(--fg);
}

.hero-bg img {
  width: 100%;
  height: 100%;
  opacity: 0.74;
  filter: saturate(0.92) contrast(1.08) brightness(0.72);
  transform: scale(1.04);
  animation: heroFloat 16s var(--ease-standard) infinite alternate;
}

.hero-overlay::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, color-mix(in oklab, var(--fg), transparent 10%) 0%, color-mix(in oklab, var(--fg), transparent 28%) 46%, color-mix(in oklab, var(--fg), transparent 55%) 100%),
    linear-gradient(180deg, color-mix(in oklab, var(--fg), transparent 62%) 0%, color-mix(in oklab, var(--fg), transparent 8%) 100%);
  pointer-events: none;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-copy-panel,
.hero-copy-overlay {
  color: var(--surface);
  border: 1px solid color-mix(in oklab, var(--surface), transparent 74%);
  border-radius: var(--radius-md);
  padding: clamp(var(--space-6), 5vw, var(--space-12));
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--fg), transparent 18%), color-mix(in oklab, var(--fg), transparent 42%));
  box-shadow: 0 24px 80px color-mix(in oklab, var(--fg), transparent 58%);
  backdrop-filter: blur(8px);
  animation: overlaySlide 720ms var(--ease-standard) both;
}

.hero-copy-panel .lead,
.hero-copy-panel .brand small,
.hero-copy-panel .meta,
.hero-copy-overlay .lead,
.hero-copy-overlay .brand small,
.hero-copy-overlay .meta {
  color: color-mix(in oklab, var(--surface), transparent 18%);
}

.hero-copy-panel .eyebrow,
.hero-copy-overlay .eyebrow,
.hero-card-pro .eyebrow {
  color: color-mix(in oklab, var(--surface), var(--accent) 22%);
}

.hero-brand .logo-badge {
  background: color-mix(in oklab, var(--surface), transparent 8%);
  color: var(--accent);
  border-color: color-mix(in oklab, var(--surface), transparent 68%);
}

.hero-actions,
.mini-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.hero-copy-overlay h1 {
  max-width: 13ch;
  font-size: clamp(42px, 6.8vw, 86px);
  letter-spacing: -0.03em;
}

.hero-copy-overlay .hero-brand {
  color: var(--surface);
}

.hero-card {
  background: color-mix(in oklab, var(--surface), transparent 6%);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--elev-raised);
}

.hero-lead-stack {
  display: grid;
  gap: var(--space-4);
  align-self: end;
  margin-bottom: var(--space-8);
}

.hero-card-pro {
  color: var(--fg);
  background: color-mix(in oklab, var(--surface), transparent 4%);
  border-color: var(--border);
  box-shadow: var(--elev-raised);
}

.hero-card-pro .lead,
.hero-card-pro p,
.hero-card-pro .meta {
  color: var(--muted);
}

.hero-card-pro .pill {
  background: var(--surface);
  color: var(--fg);
  border-color: var(--border);
}

.hero-contact-mini {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
  font-weight: 800;
}

.hero-visual {
  position: relative;
  min-height: 560px;
  display: grid;
  place-items: center;
}

.hero-inquiry-panel {
  position: relative;
  display: grid;
  gap: var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in oklab, var(--surface), transparent 76%);
  background:
    linear-gradient(145deg, color-mix(in oklab, var(--surface), transparent 14%), color-mix(in oklab, var(--surface), transparent 34%));
  color: var(--fg);
  padding: clamp(var(--space-5), 4vw, var(--space-8));
  box-shadow: 0 24px 80px color-mix(in oklab, var(--fg), transparent 60%);
  backdrop-filter: blur(10px);
  animation: overlaySlide 820ms var(--ease-standard) 120ms both;
}

.hero-inquiry-panel h2 {
  font-size: clamp(28px, 3.4vw, 44px);
}

.hero-inquiry-panel .lead {
  color: var(--muted);
}

.inquiry-top {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.hero-inquiry-form {
  display: grid;
  gap: var(--space-4);
}

.hero-inquiry-form .textarea {
  min-height: 118px;
}

.hero-contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  border-top: 1px solid var(--border);
  padding-top: var(--space-4);
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 800;
}

.hero-contact-line a {
  color: var(--fg);
  font-size: var(--text-lg);
}

.hero-overview-panel {
  color: var(--fg);
}

.hero-overview-panel .mini-pipeline {
  margin: 0;
}

.hero-overview-panel .mini-pipeline p {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 800;
}

.hero-proof-photo {
  position: relative;
  min-height: 390px;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--elev-raised);
}

.hero-proof-photo img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  filter: saturate(1.02) contrast(1.04);
}

.hero-proof-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 34%, color-mix(in oklab, var(--fg), transparent 18%) 100%),
    linear-gradient(90deg, color-mix(in oklab, var(--fg), transparent 62%), transparent 68%);
}

.proof-photo-overlay {
  position: absolute;
  left: var(--space-5);
  right: var(--space-5);
  bottom: var(--space-5);
  z-index: 1;
  display: grid;
  gap: var(--space-1);
  color: var(--surface);
}

.proof-photo-overlay span {
  font: 800 var(--text-xs) / 1.2 var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: color-mix(in oklab, var(--surface), var(--success) 18%);
}

.proof-photo-overlay strong {
  max-width: 24rem;
  font-size: var(--text-xl);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
}

.business-contact-card {
  position: relative;
  margin-top: calc(var(--space-8) * -1);
  margin-inline: var(--space-5);
  z-index: 3;
  display: grid;
  gap: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--surface), transparent 2%);
  box-shadow: var(--elev-raised);
  padding: var(--space-5);
}

.card-brand-row,
.quick-contact-grid,
.mini-pipeline p {
  display: flex;
  align-items: center;
}

.card-brand-row {
  gap: var(--space-3);
}

.quick-contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.quick-contact-grid a {
  min-width: 0;
  display: grid;
  gap: var(--space-1);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  padding: var(--space-3);
  background: var(--surface);
  transition:
    border-color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard);
}

.quick-contact-grid a:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.quick-contact-grid span {
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 800;
}

.quick-contact-grid strong {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: var(--text-sm);
  line-height: var(--leading-tight);
}

.check-dot {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  background: var(--success);
  position: relative;
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--success), transparent 82%);
  animation: checkPop 1800ms var(--ease-standard) infinite;
}

.check-dot::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 4px;
  width: 5px;
  height: 9px;
  border: solid var(--surface);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.lead-notification {
  position: absolute;
  z-index: 4;
  right: var(--space-3);
  top: var(--space-5);
  width: min(240px, 58vw);
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: var(--space-3);
  align-items: start;
  border-radius: var(--radius-md);
  padding: var(--space-4);
  background: color-mix(in oklab, var(--surface), transparent 2%);
  border: 1px solid var(--border);
  box-shadow: var(--elev-raised);
  animation: notifyIn 4.8s var(--ease-standard) infinite;
}

.lead-notification strong {
  display: block;
  font-size: var(--text-sm);
}

.lead-notification p {
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 700;
}

.proof-badges {
  display: grid;
  gap: var(--space-2);
}

.proof-badges span {
  width: fit-content;
  border-radius: var(--radius-pill);
  padding: var(--space-2) var(--space-3);
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: var(--text-xs);
  font-weight: 900;
  box-shadow: var(--elev-raised);
}

.mini-pipeline {
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.mini-pipeline li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--fg);
  font-weight: 700;
}

.mini-pipeline li::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: var(--radius-pill);
  background: var(--success);
  box-shadow: 0 0 0 5px color-mix(in oklab, var(--success), transparent 80%);
}

.hero-overlay .trust-chip {
  color: var(--fg);
  background: color-mix(in oklab, var(--surface), transparent 4%);
  border-color: var(--border);
}

.hero-overlay .btn-secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--fg);
}

.hero-media {
  position: relative;
  min-height: 520px;
  border-radius: var(--radius-md);
  overflow: clip;
  border: 1px solid var(--border);
  box-shadow: var(--elev-raised);
  isolation: isolate;
}

.hero-media img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  filter: saturate(0.98) contrast(1.04);
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 44%, color-mix(in oklab, var(--fg), transparent 24%) 100%),
    linear-gradient(90deg, color-mix(in oklab, var(--fg), transparent 88%), transparent 54%);
  z-index: 1;
}

.hero-media .hero-card {
  position: absolute;
  left: var(--space-6);
  right: var(--space-6);
  bottom: var(--space-6);
  z-index: 2;
}

.trust-band {
  border-block: 1px solid var(--border);
  background: var(--surface);
  padding-block: var(--space-6);
}

.trust-item {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: color-mix(in oklab, var(--surface), transparent 10%);
  border: 1px solid color-mix(in oklab, var(--border), transparent 20%);
}

.trust-item strong {
  font-size: var(--text-lg);
}

.site-preview {
  overflow: hidden;
  padding: 0;
  box-shadow: var(--elev-flat);
}

.browser-bar {
  min-height: 46px;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  border-bottom: 1px solid var(--border);
  padding-inline: var(--space-4);
  color: var(--muted);
}

.browser-bar span {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-pill);
  background: var(--border);
}

.browser-bar p {
  margin-left: var(--space-3);
  font-size: var(--text-xs);
}

.preview-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
  min-height: 380px;
}

.preview-copy {
  padding: var(--space-8);
  display: grid;
  align-content: center;
  gap: var(--space-4);
}

.preview-visual-stack {
  display: grid;
  align-content: center;
  gap: var(--space-4);
  padding: var(--space-6);
  background: color-mix(in oklab, var(--accent), var(--surface) 96%);
}

.business-snapshot {
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--elev-flat);
}

.snapshot-image {
  position: relative;
  height: 190px;
  overflow: hidden;
}

.snapshot-image img {
  width: 100%;
  height: 100%;
}

.snapshot-body {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-5);
}

.snapshot-topline,
.snapshot-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.snapshot-body p {
  color: var(--muted);
}

.snapshot-actions {
  justify-content: flex-start;
  flex-wrap: wrap;
}

.lingo-illustration {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  padding: var(--space-5);
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto;
  align-items: center;
  gap: var(--space-3);
}

.flow-node {
  width: 74px;
  height: 74px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  gap: 2px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--elev-flat);
  color: var(--accent);
}

.flow-node svg {
  width: 24px;
  height: 24px;
}

.flow-node span {
  color: var(--fg);
  font-size: 10px;
  font-weight: 900;
}

.flow-node.is-success {
  color: var(--success);
}

.flow-line {
  height: 2px;
  background: color-mix(in oklab, var(--border), transparent 20%);
  overflow: hidden;
  border-radius: var(--radius-pill);
}

.flow-line span {
  display: block;
  width: 58%;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  animation: flowDraw 2600ms var(--ease-standard) infinite;
}

.lead-ticket {
  grid-column: 1 / -1;
  border-radius: var(--radius-md);
  background: color-mix(in oklab, var(--success), var(--surface) 92%);
  border: 1px solid color-mix(in oklab, var(--success), var(--border) 64%);
  padding: var(--space-3) var(--space-4);
}

.lead-ticket p {
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 700;
}

.lead-flow {
  counter-reset: lead;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-4);
}

.lead-flow li {
  counter-increment: lead;
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: var(--space-4);
  align-items: start;
}

.lead-flow li::before,
.process-card::before {
  content: counter(lead, decimal-leading-zero);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: color-mix(in oklab, var(--accent), var(--surface) 86%);
  color: var(--accent);
  display: grid;
  place-items: center;
  font: 800 var(--text-xs) / 1 var(--font-mono);
}

.function-card {
  gap: var(--space-5);
}

.form-grid {
  display: grid;
  gap: var(--space-4);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.field {
  display: grid;
  gap: var(--space-2);
}

.field span,
.field-label {
  font-size: var(--text-sm);
  font-weight: 700;
}

.input,
.select,
.textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--fg);
  min-height: 44px;
  padding: 10px 12px;
}

.textarea {
  min-height: 112px;
  resize: vertical;
}

.segmented,
.choice-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.choice input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.choice span,
.option-button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  background: var(--surface);
  font-size: var(--text-sm);
  font-weight: 700;
  transition:
    border-color var(--motion-fast) var(--ease-standard),
    background var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard);
}

.choice input:checked + span,
.option-button[aria-pressed="true"] {
  border-color: var(--accent);
  background: color-mix(in oklab, var(--accent), var(--surface) 88%);
  color: var(--fg);
}

.option-button:hover,
.choice span:hover {
  transform: translateY(-1px);
}

.estimate-box {
  border: 1px solid color-mix(in oklab, var(--accent), var(--border) 55%);
  border-radius: var(--radius-md);
  background: color-mix(in oklab, var(--accent), var(--surface) 94%);
  padding: var(--space-5);
  display: grid;
  gap: var(--space-3);
}

.estimate-price {
  font-size: clamp(28px, 4vw, var(--text-3xl));
  font-weight: 900;
  letter-spacing: var(--tracking-display);
}

.estimate-bar {
  height: 9px;
  border-radius: var(--radius-pill);
  background: color-mix(in oklab, var(--accent), var(--surface) 78%);
  overflow: hidden;
}

.estimate-bar span {
  display: block;
  height: 100%;
  width: var(--bar, 50%);
  border-radius: inherit;
  background: var(--accent);
  transition: width var(--motion-base) var(--ease-standard);
}

.is-updated .estimate-price {
  animation: pop var(--motion-base) var(--ease-standard);
}

.service-card {
  padding: 0;
  overflow: hidden;
  box-shadow: var(--elev-flat);
}

.service-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  transition: transform 500ms var(--ease-standard);
}

.service-card:hover img {
  transform: scale(1.035);
}

.service-body {
  padding: var(--space-5);
}

.gallery-mosaic {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 0.9fr;
  grid-auto-rows: 180px;
  gap: var(--space-4);
}

.gallery-mosaic figure {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--elev-flat);
}

.gallery-mosaic figure:first-child {
  grid-row: span 2;
}

.gallery-mosaic img {
  width: 100%;
  height: 100%;
  transition: transform 500ms var(--ease-standard);
}

.gallery-mosaic figure:hover img {
  transform: scale(1.04);
}

.gallery-mosaic figcaption {
  position: absolute;
  left: var(--space-3);
  right: var(--space-3);
  bottom: var(--space-3);
  border-radius: var(--radius-sm);
  background: color-mix(in oklab, var(--fg), transparent 18%);
  color: var(--surface);
  border: 1px solid color-mix(in oklab, var(--surface), transparent 78%);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: 700;
}

.before-after {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  --split: 52%;
}

.before-after img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.before-after .after {
  clip-path: inset(0 0 0 var(--split));
}

.ba-range {
  position: absolute;
  left: var(--space-5);
  right: var(--space-5);
  bottom: var(--space-5);
  z-index: 2;
  width: calc(100% - 40px);
  accent-color: var(--accent);
}

.ba-labels {
  position: absolute;
  inset: var(--space-4) var(--space-4) auto var(--space-4);
  z-index: 2;
  display: flex;
  justify-content: space-between;
}

.ba-labels span {
  border-radius: var(--radius-pill);
  background: color-mix(in oklab, var(--surface), transparent 4%);
  padding: var(--space-2) var(--space-3);
  font-weight: 800;
  font-size: var(--text-xs);
}

.process-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  counter-reset: lead;
}

.process-card {
  position: relative;
  display: grid;
  gap: var(--space-4);
  counter-increment: lead;
}

.quote-card {
  align-content: center;
}

.quote {
  margin: 0;
  font-size: clamp(24px, 3vw, var(--text-2xl));
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
}

.proof-photo {
  min-height: 420px;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.proof-photo img {
  width: 100%;
  height: 100%;
}

.upload-box {
  display: grid;
  gap: var(--space-2);
  border: 1px dashed color-mix(in oklab, var(--accent), var(--border) 50%);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  background: color-mix(in oklab, var(--accent), var(--surface) 96%);
}

.upload-box input {
  width: 100%;
}

.feedback {
  min-height: 22px;
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 700;
}

.feedback.is-ok {
  color: var(--success);
}

.feedback.is-error {
  color: var(--danger);
}

.contact-card {
  background: var(--surface);
}

.contact-list {
  display: grid;
  gap: var(--space-3);
}

.contact-list li {
  list-style: none;
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: var(--space-3);
  border-bottom: 1px solid var(--border);
  padding-bottom: var(--space-3);
}

.contact-list ul {
  padding: 0;
  margin: 0;
}

.footer {
  border-top: 1px solid var(--border);
  padding-block: var(--space-8);
  background: var(--surface);
}

.demo-note {
  color: var(--muted);
  font-weight: 600;
  font-size: var(--text-sm);
}

.overview-hero {
  min-height: 610px;
}

.demo-thumb {
  position: relative;
  height: 240px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
}

.demo-thumb img {
  width: 100%;
  height: 100%;
  transition: transform 500ms var(--ease-standard);
}

.demo-card:hover .demo-thumb img {
  transform: scale(1.04);
}

.demo-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 36%, color-mix(in oklab, var(--fg), transparent 18%) 100%),
    linear-gradient(90deg, color-mix(in oklab, var(--fg), transparent 68%), transparent 58%);
}

.thumb-overlay {
  position: absolute;
  left: var(--space-4);
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: 1;
  display: grid;
  gap: var(--space-1);
  color: var(--surface);
}

.thumb-overlay span {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
  color: color-mix(in oklab, var(--surface), var(--accent) 24%);
}

.thumb-overlay strong {
  font-size: var(--text-lg);
  line-height: var(--leading-tight);
}

.demo-card {
  padding: var(--space-4);
  gap: var(--space-5);
  box-shadow: var(--elev-flat);
}

.demo-card-brand .brand,
.demo-card-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.demo-card-brand .logo-badge {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
}

.demo-card-brand small {
  display: none;
}

.demo-link {
  width: fit-content;
  color: var(--fg);
}

.custom-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.custom-list span {
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: var(--space-2) var(--space-3);
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 800;
}

.mobile-sticky {
  display: none;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 520ms var(--ease-standard),
    transform 520ms var(--ease-standard);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pop {
  0% {
    transform: scale(0.985);
  }
  70% {
    transform: scale(1.015);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes heroFloat {
  0% {
    transform: scale(1.02) translate3d(0, 0, 0);
  }
  100% {
    transform: scale(1.07) translate3d(-1.5%, -1%, 0);
  }
}

@keyframes overlaySlide {
  0% {
    opacity: 0;
    transform: translate3d(-22px, 18px, 0);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes notifyIn {
  0%,
  22% {
    opacity: 0;
    transform: translateX(18px) translateY(10px) scale(0.96);
  }
  36%,
  100% {
    opacity: 1;
    transform: translateX(0) translateY(0) scale(1);
  }
}

@keyframes checkPop {
  0%,
  72%,
  100% {
    transform: scale(1);
  }
  82% {
    transform: scale(1.1);
  }
}

@keyframes flowDraw {
  0% {
    transform: translateX(-110%);
  }
  54%,
  100% {
    transform: translateX(120%);
  }
}

@media (max-width: 1060px) {
  .hero-grid,
  .hero-stage,
  .product-grid,
  .function-grid,
  .proof-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .grid-3,
  .grid-4,
  .process-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav-links {
    display: none;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - (var(--container-gutter-phone) * 2), var(--container-max));
  }

  .section {
    padding-block: var(--section-y-phone);
  }

  h1 {
    font-size: clamp(34px, 10vw, 44px);
  }

  h2 {
    font-size: clamp(26px, 8vw, 34px);
  }

  h3 {
    font-size: var(--text-lg);
  }

  .lead {
    font-size: var(--text-base);
  }

  .topnav-inner {
    min-height: 64px;
  }

  .brand small,
  .call-link,
  .nav-actions .btn-secondary {
    display: none;
  }

  .logo-badge {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
  }

  .hero {
    min-height: auto;
    padding-block: var(--space-8);
  }

  .hero-overlay {
    min-height: auto;
  }

  .hero-copy-panel,
  .hero-copy-overlay,
  .hero-inquiry-panel {
    padding: var(--space-5);
    border-radius: var(--radius-lg);
  }

  .hero-copy-overlay h1 {
    max-width: 12ch;
    font-size: clamp(36px, 11vw, 48px);
  }

  .hero-lead-stack {
    margin-bottom: 0;
  }

  .hero-visual {
    min-height: auto;
    margin-top: var(--space-5);
  }

  .hero-stage {
    gap: var(--space-5);
  }

  .hero-proof-card {
    width: 100%;
  }

  .hero-proof-photo {
    min-height: 300px;
  }

  .business-contact-card {
    margin-inline: var(--space-3);
    padding: var(--space-4);
  }

  .quick-contact-grid {
    grid-template-columns: 1fr;
  }

  .lead-notification {
    right: 0;
    top: auto;
    bottom: calc(100% - 92px);
    width: min(260px, 72vw);
  }

  .hero-media,
  .hero-media img {
    min-height: 360px;
  }

  .hero-card {
    left: var(--space-4);
    right: var(--space-4);
    bottom: var(--space-4);
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .process-grid,
  .form-row,
  .preview-content,
  .lingo-illustration {
    grid-template-columns: 1fr;
  }

  .preview-visual-stack {
    padding: var(--space-4);
  }

  .flow-line {
    width: 2px;
    height: 34px;
    justify-self: center;
  }

  .flow-line span {
    width: 100%;
    height: 58%;
    animation: none;
  }

  .row-between {
    display: grid;
    align-items: start;
  }

  .gallery-mosaic {
    grid-template-columns: 1fr;
    grid-auto-rows: 240px;
  }

  .gallery-mosaic figure:first-child {
    grid-row: span 1;
  }

  .before-after,
  .proof-photo {
    min-height: 320px;
  }

  .contact-list li {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }

  .mobile-sticky {
    position: fixed;
    left: var(--space-3);
    right: var(--space-3);
    bottom: var(--space-3);
    z-index: 60;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
    background: color-mix(in oklab, var(--surface), transparent 4%);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-2);
    box-shadow: var(--elev-raised);
  }
}