:root {
  --red: #c3002f;
  --red-strong: #a80029;
  --ink: #111318;
  --paper: #f4f4f1;
  --surface: #ffffff;
  --surface-soft: #e8e9e8;
  --line: #cfd1d4;
  --muted: #555d67;
  --model-tone: #b7bec7;
  --header-height: 82px;
  --page-gutter: 20px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  width: 100%;
  max-width: 100vw;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: "Archivo", sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
body.modal-open { overflow: hidden; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { max-width: 100%; }
a { color: inherit; }
[hidden] { display: none !important; }

body.model-kait { --model-tone: #97a77d; }
body.model-versa { --model-tone: #a89d8f; }
body.model-frontier { --model-tone: #b78456; }

.skip-link {
  position: fixed;
  top: 10px;
  left: -999px;
  z-index: 1000;
  padding: 12px 16px;
  color: #fff;
  background: var(--red);
}
.skip-link:focus { left: 10px; }

.site-header {
  min-height: var(--header-height);
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 12px var(--page-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(18px);
}
.brand {
  min-width: 0;
  display: block;
}
.brand img {
  width: clamp(180px, 49vw, 280px);
  height: 52px;
  display: block;
  object-fit: contain;
  object-position: left center;
  filter: none;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.phone-link {
  display: none;
  font-family: "IBM Plex Mono", monospace;
  font-size: .82rem;
  font-weight: 700;
  text-decoration: none;
}
.theme-toggle,
.menu-toggle {
  width: 46px;
  height: 46px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
}
.theme-toggle span {
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-radius: 50%;
  background: linear-gradient(90deg, currentColor 50%, transparent 50%);
}
.menu-toggle {
  border-radius: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
}
.header-cta { display: none; }

.section-nav {
  position: fixed;
  inset: var(--header-height) 0 auto;
  z-index: 45;
  padding: 10px var(--page-gutter) 18px;
  display: none;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.section-nav.is-open {
  display: grid;
}
.section-nav a {
  min-height: 48px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line);
  font-family: "IBM Plex Mono", monospace;
  font-size: .8rem;
  font-weight: 700;
  text-decoration: none;
}

.button {
  min-height: 52px;
  padding: 14px 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid var(--red);
  border-radius: 0;
  color: #fff;
  background: var(--red);
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
}
.button:hover,
.button:focus-visible {
  border-color: var(--red-strong);
  background: var(--red-strong);
  outline: 3px solid color-mix(in srgb, var(--red) 32%, transparent);
  outline-offset: 2px;
}
.button:active { transform: translateY(1px); }
.button--ghost {
  border-color: rgba(255,255,255,.64);
  color: #fff;
  background: rgba(0,0,0,.2);
  backdrop-filter: blur(10px);
}
.button--ghost:hover,
.button--ghost:focus-visible {
  border-color: #fff;
  color: var(--ink);
  background: #fff;
}
.button--small {
  min-height: 46px;
  padding: 12px 16px;
  font-size: .82rem;
}

.hero {
  min-height: calc(100svh - var(--header-height));
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  align-items: end;
  color: #fff;
  background: #08090c;
}
.hero-media,
.feature-scene__media {
  position: absolute;
  inset: -42px 0;
  z-index: -2;
  transform: translate3d(0, var(--parallax-shift, 0), 0);
  will-change: transform;
}
.hero-media img,
.feature-scene__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.model-kait .hero-media img { object-position: 67% center; }
.model-versa .hero-media img { object-position: 60% center; }
.model-frontier .hero-media img { object-position: 62% center; }
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(0,0,0,.08), rgba(0,0,0,.15) 36%, rgba(0,0,0,.9)),
    linear-gradient(90deg, rgba(0,0,0,.82), rgba(0,0,0,.14) 78%);
}
.hero-content {
  width: 100%;
  padding: 88px var(--page-gutter) 38px;
  display: grid;
  gap: 26px;
}
.eyebrow {
  margin: 0;
  color: color-mix(in srgb, var(--model-tone) 76%, #fff);
  font-family: "IBM Plex Mono", monospace;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.hero h1,
.display-title {
  margin: 10px 0 0;
  font-size: clamp(3.25rem, 15vw, 7.4rem);
  font-weight: 300;
  letter-spacing: -.075em;
  line-height: .84;
}
.hero h1 span,
.display-title span { display: block; }
.hero-copy {
  max-width: 580px;
  margin: 24px 0 0;
  color: rgba(255,255,255,.82);
  font-size: 1rem;
  line-height: 1.55;
}
.hero-actions {
  display: grid;
  gap: 10px;
}
.hero-note {
  margin: 0;
  color: rgba(255,255,255,.62);
  font-size: .75rem;
  line-height: 1.45;
}

.proof-strip {
  display: grid;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}
.proof-item {
  min-height: 128px;
  padding: 24px var(--page-gutter);
  border-top: 1px solid var(--line);
}
.proof-item strong {
  display: block;
  font-size: 1.2rem;
  letter-spacing: -.03em;
}
.proof-item span {
  margin-top: 8px;
  display: block;
  color: var(--muted);
  line-height: 1.45;
}

.section {
  padding: 82px var(--page-gutter);
  border-bottom: 1px solid var(--line);
}
.section-heading {
  display: grid;
  gap: 28px;
  margin-bottom: 46px;
}
.section-heading h2 {
  max-width: 900px;
  margin: 8px 0 0;
  font-size: clamp(2.7rem, 11vw, 6.8rem);
  font-weight: 300;
  letter-spacing: -.07em;
  line-height: .88;
}
.section-heading > p {
  max-width: 600px;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

.story-grid {
  display: grid;
  gap: 34px;
}
.story-media {
  min-height: 430px;
  position: relative;
  overflow: hidden;
  background: var(--surface-soft);
}
.story-media img {
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
  object-fit: cover;
}
.story-copy {
  align-self: center;
}
.story-copy h2 {
  margin: 8px 0 24px;
  font-size: clamp(2.7rem, 11vw, 6.5rem);
  font-weight: 300;
  letter-spacing: -.07em;
  line-height: .88;
}
.story-copy > p:not(.eyebrow) {
  max-width: 610px;
  color: var(--muted);
  line-height: 1.65;
}
.feature-list {
  margin: 30px 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.feature-list li {
  position: relative;
  padding: 16px 0 16px 24px;
  border-bottom: 1px solid var(--line);
  line-height: 1.45;
}
.feature-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  position: absolute;
  top: 22px;
  left: 0;
  background: var(--red);
}

.version-grid {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}
.version-card {
  min-height: 340px;
  padding: 28px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 28px;
  background: var(--surface);
}
.version-number {
  color: var(--red);
  font-family: "IBM Plex Mono", monospace;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .14em;
}
.version-card h3 {
  margin: 0;
  font-size: clamp(2.1rem, 8vw, 3.8rem);
  font-weight: 300;
  letter-spacing: -.055em;
  line-height: .95;
}
.version-card p {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.55;
}
.version-card .button {
  width: 100%;
  color: var(--ink);
  border-color: var(--ink);
  background: transparent;
}
.version-card .button:hover,
.version-card .button:focus-visible {
  color: #fff;
  border-color: var(--red);
  background: var(--red);
}

.feature-scene {
  min-height: 82svh;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  align-items: end;
  color: #fff;
  background: #050608;
}
.feature-scene::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(0,0,0,.12), rgba(0,0,0,.88));
}
.feature-scene__media img { object-position: center; }
.feature-scene__content {
  padding: 42px var(--page-gutter);
}
.feature-scene h2 {
  max-width: 980px;
  margin: 10px 0 0;
  font-size: clamp(3rem, 13vw, 7.8rem);
  font-weight: 300;
  letter-spacing: -.075em;
  line-height: .86;
}
.feature-scene p:not(.eyebrow) {
  max-width: 580px;
  margin: 26px 0 0;
  color: rgba(255,255,255,.78);
  line-height: 1.6;
}

.gallery-grid {
  display: grid;
  gap: 12px;
}
.gallery-button {
  min-height: 250px;
  position: relative;
  overflow: hidden;
  padding: 0;
  border: 0;
  color: #fff;
  background: #0b0d10;
  cursor: zoom-in;
}
.gallery-button img {
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
}
.gallery-button span {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  padding: 46px 18px 16px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  background: linear-gradient(transparent, rgba(0,0,0,.8));
  font-family: "IBM Plex Mono", monospace;
  font-size: .72rem;
  font-weight: 700;
  text-align: left;
  text-transform: uppercase;
}
.gallery-button:hover img,
.gallery-button:focus-visible img { transform: scale(1.035); }
.gallery-button:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 3px;
}

.faq-list {
  border-top: 1px solid var(--line);
}
.faq-list details {
  border-bottom: 1px solid var(--line);
}
.faq-list summary {
  min-height: 74px;
  padding: 20px 48px 20px 0;
  position: relative;
  display: flex;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 1.5rem;
}
.faq-list details[open] summary::after { content: "−"; }
.faq-list p {
  max-width: 760px;
  margin: 0;
  padding: 0 0 24px;
  color: var(--muted);
  line-height: 1.65;
}

.contact-section {
  padding: 88px var(--page-gutter);
  display: grid;
  gap: 36px;
  color: #fff;
  background: #08090c;
}
.contact-section h2 {
  max-width: 950px;
  margin: 8px 0 0;
  font-size: clamp(3rem, 13vw, 7.8rem);
  font-weight: 300;
  letter-spacing: -.075em;
  line-height: .86;
}
.contact-copy {
  align-self: end;
}
.contact-copy p {
  max-width: 560px;
  margin: 0 0 24px;
  color: rgba(255,255,255,.7);
  line-height: 1.6;
}
.contact-copy address {
  margin-top: 28px;
  color: rgba(255,255,255,.62);
  font-style: normal;
  line-height: 1.6;
}

.site-footer {
  padding: 28px var(--page-gutter) 100px;
  display: grid;
  gap: 16px;
  border-top: 1px solid #24272d;
  color: rgba(255,255,255,.58);
  background: #08090c;
  font-size: .78rem;
  line-height: 1.5;
}
.site-footer img {
  width: 230px;
  height: 70px;
  object-fit: contain;
  object-position: left;
  filter: brightness(0) invert(1);
}
.site-footer p { margin: 0; }

.floating-stack {
  position: fixed;
  right: 12px;
  bottom: 12px;
  z-index: 40;
  display: grid;
  justify-items: end;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity .25s ease, transform .25s ease;
}
.privacy-float {
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--surface);
  font-size: .78rem;
  cursor: pointer;
}
.whatsapp-float {
  min-height: 58px;
  padding: 12px 18px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: #1fca68;
  box-shadow: 0 14px 42px rgba(31,202,104,.28);
  font-weight: 800;
  cursor: pointer;
}
.whatsapp-float svg {
  width: 25px;
  height: 25px;
  margin-right: 8px;
  vertical-align: middle;
}

.lia-launcher {
  min-height: 64px;
  position: fixed;
  left: 12px;
  bottom: 12px;
  z-index: 41;
  padding: 7px 16px 7px 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid #30343b;
  border-radius: 999px;
  color: #fff;
  background: #08090c;
  box-shadow: 0 16px 46px rgba(0,0,0,.26);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity .25s ease, transform .25s ease;
}
.journey-started .floating-stack,
.journey-started .lia-launcher {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.lia-launcher img {
  width: 48px;
  height: 48px;
  border: 2px solid var(--red);
  border-radius: 50%;
  object-fit: cover;
}
.lia-launcher strong,
.lia-launcher span { display: block; text-align: left; }
.lia-launcher strong { font-size: .88rem; }
.lia-launcher span { margin-top: 2px; color: rgba(255,255,255,.62); font-size: .7rem; }

.lia-panel {
  width: min(420px, calc(100vw - 24px));
  height: min(680px, calc(100svh - 24px));
  position: fixed;
  left: 12px;
  bottom: 12px;
  z-index: 80;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr auto;
  border: 1px solid #343840;
  color: #111318;
  background: #f4f5f7;
  box-shadow: 0 30px 90px rgba(0,0,0,.36);
}
.lia-header {
  min-height: 84px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  background: #08090c;
}
.lia-header img {
  width: 54px;
  height: 54px;
  border: 2px solid var(--red);
  border-radius: 50%;
  object-fit: cover;
}
.lia-header div { min-width: 0; }
.lia-header strong,
.lia-header span { display: block; }
.lia-header strong { font-size: 1rem; }
.lia-header span { margin-top: 3px; color: rgba(255,255,255,.62); font-size: .72rem; }
.lia-header button {
  width: 44px;
  height: 44px;
  margin-left: auto;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: #2a2d32;
  font-size: 1.25rem;
  cursor: pointer;
}
.lia-messages {
  padding: 18px;
  overflow-y: auto;
}
.lia-message {
  width: fit-content;
  max-width: 88%;
  margin: 0 0 14px;
  padding: 14px 16px;
  border-radius: 18px;
  line-height: 1.45;
}
.lia-message--bot {
  color: #fff;
  background: #111318;
  border-bottom-left-radius: 4px;
}
.lia-message--user {
  margin-left: auto;
  color: #fff;
  background: var(--red);
  border-bottom-right-radius: 4px;
}
.lia-typing {
  color: #aeb4bd;
  font-size: .84rem;
}
.lia-form {
  padding: 12px;
  display: grid;
  grid-template-columns: 1fr 48px;
  gap: 8px;
  border-top: 1px solid #d9dce0;
  background: #fff;
}
.lia-form input {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid #b8bec7;
  border-radius: 999px;
  font-size: 16px;
}
.lia-form button {
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: var(--red);
  cursor: pointer;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  padding: 12px;
  overflow-y: auto;
  background: rgba(0,0,0,.76);
  backdrop-filter: blur(12px);
}
.modal.is-open {
  display: grid;
  place-items: center;
}
.modal-dialog {
  width: min(980px, 100%);
  max-height: calc(100svh - 24px);
  position: relative;
  overflow-y: auto;
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 34px 100px rgba(0,0,0,.4);
}
.modal-close {
  width: 48px;
  height: 48px;
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  border: 1px solid rgba(255,255,255,.4);
  color: #fff;
  background: #111318;
  font-size: 1.4rem;
  cursor: pointer;
}
.lead-modal-header {
  padding: 48px 24px 34px;
  color: #fff;
  background: #08090c;
}
.lead-modal-header h2 {
  max-width: 780px;
  margin: 10px 0 12px;
  font-size: clamp(2.5rem, 9vw, 5.4rem);
  font-weight: 300;
  letter-spacing: -.07em;
  line-height: .9;
}
.lead-modal-header p:not(.eyebrow) {
  max-width: 620px;
  margin: 0;
  color: rgba(255,255,255,.7);
  line-height: 1.5;
}
.lead-form {
  padding: 24px;
  display: grid;
  gap: 18px;
}
.form-grid {
  display: grid;
  gap: 16px;
}
.lead-form label {
  display: grid;
  gap: 7px;
  font-weight: 700;
}
.lead-form input,
.lead-form select {
  width: 100%;
  min-height: 54px;
  padding: 12px 14px;
  border: 1px solid #9ca3ad;
  border-radius: 0;
  color: var(--ink);
  background: var(--surface);
  font-size: 16px;
}
.lead-form input:focus,
.lead-form select:focus,
.lia-form input:focus {
  border-color: var(--red);
  outline: 3px solid color-mix(in srgb, var(--red) 24%, transparent);
  outline-offset: 1px;
}
.lead-form small {
  color: var(--muted);
  font-size: .72rem;
  font-weight: 400;
}
.consent-field {
  grid-template-columns: 24px 1fr;
  align-items: start;
  line-height: 1.45;
}
.consent-field input {
  width: 22px;
  min-height: 22px;
  margin: 0;
  accent-color: var(--red);
}
.consent-field span { font-size: .82rem; font-weight: 400; }
.form-status {
  min-height: 0;
  margin: 0;
  padding: 0;
  line-height: 1.45;
}
.form-status.success,
.form-status.error { padding: 14px; }
.form-status.success { color: #155c2e; background: #daf3e3; }
.form-status.error { color: #8e1630; background: #fde4e9; }
.form-status a { font-weight: 800; }

.gallery-dialog {
  width: min(1180px, 100%);
  color: #fff;
  background: #08090c;
}
.gallery-dialog figure { margin: 0; }
.gallery-dialog img {
  width: 100%;
  max-height: calc(100svh - 110px);
  display: block;
  object-fit: contain;
}
.gallery-dialog figcaption {
  padding: 16px 20px;
  color: rgba(255,255,255,.72);
  font-family: "IBM Plex Mono", monospace;
  font-size: .75rem;
}

.privacy-dialog {
  width: min(720px, 100%);
  padding: 46px 24px 24px;
}
.privacy-dialog h2 {
  margin: 0 0 18px;
  font-size: 2rem;
}
.privacy-dialog p {
  color: var(--muted);
  line-height: 1.65;
}
.privacy-dialog .modal-close {
  color: var(--ink);
  border-color: var(--line);
  background: var(--surface);
}
.privacy-actions,
.consent-actions {
  display: grid;
  gap: 8px;
}

.consent-banner {
  width: min(720px, calc(100vw - 24px));
  position: fixed;
  left: 12px;
  bottom: 12px;
  z-index: 90;
  padding: 20px;
  color: #fff;
  background: #08090c;
  box-shadow: 0 24px 72px rgba(0,0,0,.38);
}
.consent-banner strong { font-size: 1rem; }
.consent-banner p {
  margin: 7px 0 16px;
  color: rgba(255,255,255,.68);
  font-size: .82rem;
  line-height: 1.5;
}
.consent-actions button,
.privacy-actions button {
  min-height: 46px;
  padding: 12px 16px;
  border: 1px solid rgba(255,255,255,.5);
  color: #fff;
  background: transparent;
  font-weight: 700;
  cursor: pointer;
}
.consent-actions button:last-child,
.privacy-actions button:last-child {
  border-color: var(--red);
  background: var(--red);
}

[data-theme="dark"] {
  --ink: #eef0f3;
  --paper: #0b0d10;
  --surface: #11141a;
  --surface-soft: #1a1e25;
  --line: #343943;
  --muted: #b8bec8;
}
[data-theme="dark"] .brand img { filter: brightness(0) invert(1) contrast(1.08); }
[data-theme="dark"] .version-number,
[data-theme="dark"] .eyebrow--dark { color: #ff6b80; }
[data-theme="dark"] .lead-form input,
[data-theme="dark"] .lead-form select {
  color: #eef0f3;
  background: #171b22;
  border-color: #59606c;
}
[data-theme="dark"] .modal-close,
[data-theme="dark"] .privacy-float { color: #eef0f3; }

@media (min-width: 720px) {
  :root {
    --page-gutter: 38px;
    --header-height: 92px;
  }
  .phone-link { display: block; }
  .header-cta { display: inline-flex; }
  .hero-content {
    min-height: calc(100svh - var(--header-height));
    padding-block: 110px 54px;
    grid-template-columns: minmax(0, 1.3fr) minmax(280px, .7fr);
    align-items: end;
  }
  .hero-actions { align-self: end; }
  .proof-strip { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .proof-item {
    border-top: 0;
    border-left: 1px solid var(--line);
  }
  .proof-item:first-child { border-left: 0; }
  .section-heading {
    grid-template-columns: minmax(0, 1.3fr) minmax(280px, .7fr);
    align-items: end;
  }
  .story-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr);
    align-items: stretch;
  }
  .story-media { min-height: 680px; }
  .version-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-button { min-height: 390px; }
  .gallery-button:first-child {
    min-height: 620px;
    grid-column: 1 / -1;
  }
  .contact-section {
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr);
    align-items: end;
  }
  .site-footer {
    grid-template-columns: 260px minmax(0, 1fr) auto;
    align-items: end;
  }
  .floating-stack {
    right: 24px;
    bottom: 24px;
  }
  .lia-launcher {
    left: 24px;
    bottom: 24px;
  }
  .lia-panel {
    left: 24px;
    bottom: 24px;
  }
  .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid .field-wide { grid-column: 1 / -1; }
  .lead-form { padding: 32px; }
  .privacy-actions,
  .consent-actions {
    grid-template-columns: repeat(2, max-content);
  }
  .consent-banner {
    left: 24px;
    bottom: 24px;
  }
}

@media (min-width: 1080px) {
  :root { --page-gutter: max(48px, calc((100vw - 1440px) / 2)); }
  .menu-toggle { display: none; }
  .section-nav {
    min-height: 58px;
    position: sticky;
    top: var(--header-height);
    z-index: 44;
    padding: 0 var(--page-gutter);
    display: flex;
    align-items: center;
    gap: 34px;
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--paper) 94%, transparent);
    backdrop-filter: blur(18px);
  }
  .section-nav a {
    min-height: 58px;
    border-bottom: 2px solid transparent;
  }
  .section-nav a:hover,
  .section-nav a:focus-visible {
    color: var(--red);
    border-color: var(--red);
    outline: none;
  }
  .hero { min-height: calc(100svh - 150px); }
  .hero-content { min-height: calc(100svh - 150px); }
  .version-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .version-card { min-height: 390px; }
  .gallery-grid { grid-template-columns: repeat(12, 1fr); }
  .gallery-button { min-height: 360px; grid-column: span 4; }
  .gallery-button:first-child {
    min-height: 600px;
    grid-column: span 8;
    grid-row: span 2;
  }
  .gallery-button:nth-child(2),
  .gallery-button:nth-child(3) {
    min-height: 294px;
    grid-column: span 4;
  }
}

@media (max-width: 719px) {
  .header-actions .button { display: none; }
  .hero h1 { max-width: 12ch; }
  .hero-actions .button { width: 100%; }
  .floating-stack {
    bottom: 88px;
    max-width: calc(100vw - 24px);
  }
  .whatsapp-float { min-width: 0; }
  .lia-launcher { max-width: 176px; }
  body.lia-open .lia-launcher,
  body.lia-open .floating-stack { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
  [data-parallax] { transform: none !important; }
}