:root {
  --red: #e30613;
  --red-dark: #b8000b;
  --ink: #111318;
  --graphite: #252a32;
  --muted: #687080;
  --line: #dde1e7;
  --soft: #f4f5f7;
  --white: #ffffff;
  --radius: 18px;
  --radius-small: 12px;
  --shell: min(1180px, calc(100vw - 48px));
  --shadow: 0 22px 70px rgba(17, 19, 24, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, Arial, Helvetica, sans-serif;
  line-height: 1.48;
  -webkit-font-smoothing: antialiased;
}

body.modal-open {
  overflow: hidden;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

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

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3,
strong,
b {
  letter-spacing: -0.02em;
}

h1,
h2,
h3 {
  overflow-wrap: break-word;
  text-wrap: balance;
}

h1 {
  max-width: 1040px;
  margin-bottom: 22px;
  font-size: clamp(46px, 5.7vw, 84px);
  line-height: 0.99;
  letter-spacing: -0.05em;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(38px, 4.4vw, 64px);
  line-height: 1.03;
  letter-spacing: -0.04em;
}

h3 {
  margin-bottom: 10px;
  font-size: 24px;
  line-height: 1.15;
}

p {
  margin-bottom: 16px;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 200;
  padding: 12px 16px;
  color: var(--white);
  background: var(--red);
  border-radius: 10px;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  display: grid;
  grid-template-columns: minmax(170px, 1fr) auto minmax(170px, 1fr);
  align-items: center;
  gap: 28px;
  min-height: 78px;
  padding: 11px max(24px, calc((100vw - 1180px) / 2));
  color: var(--white);
  background: rgba(13, 15, 19, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(18px);
}

.brand {
  width: 172px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 800;
}

.main-nav a {
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--white);
}

.header-cta {
  justify-self: end;
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  background: transparent;
  border-radius: 12px;
}

.menu-button span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: currentColor;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-small {
  min-height: 42px;
  padding: 10px 15px;
  font-size: 14px;
}

.button-red {
  color: var(--white);
  background: var(--red);
}

.button-red:hover,
.button-red:focus-visible {
  background: var(--red-dark);
}

.button-dark {
  color: var(--white);
  background: var(--ink);
}

.button-light {
  color: var(--ink);
  background: var(--white);
  border-color: var(--line);
}

.button-outline,
.button-glass {
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.22);
}

.button-glass {
  backdrop-filter: blur(12px);
}

.hero {
  position: relative;
  min-height: 820px;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(8, 10, 13, 0.95) 0%, rgba(8, 10, 13, 0.72) 46%, rgba(8, 10, 13, 0.18) 78%),
    linear-gradient(0deg, rgba(8, 10, 13, 0.64), transparent 52%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 150px;
  padding-bottom: 42px;
}

.hero-content h1 {
  max-width: 980px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--red);
  font-size: 13px;
  font-weight: 950;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.eyebrow > span:first-child {
  width: 34px;
  height: 2px;
  flex: 0 0 auto;
  background: currentColor;
}

.eyebrow.light {
  color: #ff555f;
}

.hero-lead {
  max-width: 790px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(18px, 2vw, 24px);
}

.hero-actions,
.section-actions,
.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(4, minmax(130px, 1fr));
  max-width: 850px;
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  overflow: hidden;
  backdrop-filter: blur(14px);
}

.hero-proof li {
  min-height: 100px;
  padding: 17px;
  background: rgba(255, 255, 255, 0.08);
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-proof li:last-child {
  border-right: 0;
}

.hero-proof span {
  display: block;
  margin-bottom: 7px;
  color: #ff5660;
  font-size: 13px;
  font-weight: 950;
}

.hero-proof strong {
  display: block;
  font-size: 15px;
}

.hero-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 24px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
}

.hero-badge {
  padding: 7px 11px;
  color: var(--white);
  background: var(--red);
  border-radius: 999px;
  font-weight: 950;
  text-transform: uppercase;
}

.section {
  padding: 96px 0;
}

.section-light {
  background: var(--soft);
}

.section-dark {
  color: var(--white);
  background: var(--ink);
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(280px, 0.78fr);
  gap: 44px;
  align-items: end;
  margin-bottom: 42px;
}

.split-heading > *,
.contact-workspace > *,
.calculator-grid > * {
  min-width: 0;
}

.split-heading > div h2 {
  margin-bottom: 0;
}

.split-heading > p {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 18px;
}

.section-dark .split-heading > p {
  color: rgba(255, 255, 255, 0.7);
}

.mark-red {
  color: var(--red);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.value-card {
  min-height: 220px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(17, 19, 24, 0.04);
}

.value-card p {
  color: var(--muted);
}

.card-number {
  display: block;
  margin-bottom: 26px;
  color: var(--red);
  font-size: 13px;
  font-weight: 950;
}

.direction-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.category-card {
  position: relative;
  min-width: 0;
  padding: 15px;
  overflow: hidden;
  color: var(--ink);
  text-align: left;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.category-card:hover,
.category-card:focus-visible,
.category-card.is-active {
  transform: translateY(-3px);
  border-color: rgba(227, 6, 19, 0.45);
  box-shadow: 0 16px 40px rgba(17, 19, 24, 0.09);
}

.category-card.is-active::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--red);
}

.category-image {
  height: 170px;
  display: grid;
  place-items: center;
  margin-bottom: 17px;
  overflow: hidden;
  background: #f7f8fa;
  border-radius: 13px;
}

.category-image img {
  width: 100%;
  height: 100%;
  padding: 8px;
  object-fit: contain;
}

.category-card:first-child .category-image img {
  padding: 8px;
  object-fit: contain;
  object-position: center;
}

.category-card strong {
  display: block;
  min-height: 52px;
  margin-bottom: 7px;
  font-size: 21px;
  line-height: 1.18;
}

.category-card > span:not(.category-image) {
  display: block;
  min-height: 64px;
  color: var(--muted);
  font-size: 14px;
}

.category-card b {
  display: block;
  margin-top: 13px;
  color: var(--red);
  font-size: 13px;
}

.category-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  min-height: 520px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 20px 50px rgba(17, 19, 24, 0.07);
}

.panel-visual {
  position: relative;
  min-height: 520px;
  display: grid;
  place-items: center;
  padding: 34px;
  overflow: hidden;
  background: linear-gradient(145deg, #f9fafb, #eceff3);
}

.panel-visual img {
  width: 100%;
  height: 390px;
  object-fit: contain;
}

.panel-visual.cleaning img {
  height: 390px;
  padding: 0;
  object-fit: contain;
  object-position: center;
}

.panel-caption {
  position: absolute;
  inset: auto 22px 22px;
  padding: 15px 17px;
  color: var(--white);
  background: rgba(17, 19, 24, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 13px;
  backdrop-filter: blur(12px);
}

.panel-caption strong {
  display: block;
  margin-bottom: 4px;
  font-size: 22px;
}

.panel-caption span {
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
}

.panel-content {
  padding: 34px;
}

.panel-content h3 {
  font-size: clamp(30px, 3vw, 44px);
}

.panel-content > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 17px;
}

.benefit-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 24px 0;
  padding: 0;
  list-style: none;
}

.benefit-list li {
  display: flex;
  gap: 10px;
  padding: 13px;
  color: var(--graphite);
  background: var(--soft);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 800;
}

.benefit-list li span {
  color: var(--red);
}

.panel-models {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 22px;
}

.panel-model {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 13px;
}

.panel-model img {
  width: 68px;
  height: 68px;
  object-fit: contain;
}

.panel-model strong {
  display: block;
  margin-bottom: 3px;
  font-size: 14px;
}

.panel-model span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.infographic {
  width: 100%;
  padding: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: 0 16px 50px rgba(17, 19, 24, 0.07);
}

.infographic-button {
  position: relative;
  display: block;
  cursor: zoom-in;
}

.infographic img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.infographic > span {
  position: absolute;
  right: 16px;
  bottom: 16px;
  padding: 9px 12px;
  color: var(--white);
  background: rgba(17, 19, 24, 0.84);
  border-radius: 10px;
  font-size: 12px;
  font-weight: 800;
  backdrop-filter: blur(10px);
}

.benefits-section {
  position: relative;
  overflow: hidden;
}

.benefits-section::before {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -250px;
  top: 80px;
  background: radial-gradient(circle, rgba(227, 6, 19, 0.11), transparent 68%);
  pointer-events: none;
}

.benefits-native-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.benefit-native-card {
  --pointer-x: 50%;
  --pointer-y: 50%;
  position: relative;
  min-height: 258px;
  padding: 22px;
  overflow: hidden;
  isolation: isolate;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 32px rgba(17, 19, 24, 0.04);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.benefit-native-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0;
  background: radial-gradient(220px circle at var(--pointer-x) var(--pointer-y), rgba(227, 6, 19, 0.12), transparent 68%);
  transition: opacity 0.28s ease;
}

.benefit-native-card::after {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s ease;
}

.benefit-native-card:hover,
.benefit-native-card:focus-within {
  transform: translateY(-6px);
  border-color: rgba(227, 6, 19, 0.34);
  box-shadow: 0 22px 54px rgba(17, 19, 24, 0.11);
}

.benefit-native-card:hover::before,
.benefit-native-card:focus-within::before {
  opacity: 1;
}

.benefit-native-card:hover::after,
.benefit-native-card:focus-within::after {
  transform: scaleX(1);
}

.benefit-native-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  margin-bottom: 30px;
  color: var(--red);
  background: #fff1f2;
  border: 1px solid rgba(227, 6, 19, 0.14);
  border-radius: 17px;
  transition: color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}

.benefit-native-card:hover .benefit-native-icon {
  color: var(--white);
  background: var(--red);
  transform: rotate(-3deg) scale(1.04);
}

.benefit-native-icon svg {
  width: 31px;
  height: 31px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.benefit-native-number {
  position: absolute;
  right: 20px;
  top: 25px;
  color: #b8bdc6;
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.08em;
}

.benefit-native-card h3 {
  margin-bottom: 9px;
  font-size: 21px;
}

.benefit-native-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 18px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feature-strip div {
  min-height: 106px;
  padding: 20px;
  border-right: 1px solid var(--line);
}

.feature-strip div:last-child {
  border-right: 0;
}

.feature-strip strong,
.feature-strip span {
  display: block;
}

.feature-strip span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
}

.section-actions-center {
  justify-content: center;
  margin-top: 26px;
}

.service-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 46px;
  align-items: center;
}

.service-copy > p:not(.eyebrow) {
  max-width: 740px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 18px;
}

.service-points {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 28px;
}

.service-points article {
  min-height: 165px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
}

.service-points strong {
  display: block;
  margin-bottom: 8px;
  font-size: 20px;
}

.service-points p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 14px;
}

.service-card {
  padding: 26px;
  color: var(--ink);
  background: var(--white);
  border-radius: 24px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.26);
}

.service-card-label {
  display: inline-flex;
  margin-bottom: 30px;
  padding: 7px 10px;
  color: var(--red);
  background: #fff0f1;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
}

.service-card-main b {
  display: block;
  margin-bottom: 8px;
  font-size: 31px;
  line-height: 1.05;
}

.service-card-main p {
  color: var(--muted);
}

.service-card ol {
  display: grid;
  gap: 8px;
  margin: 24px 0;
  padding: 0;
  list-style: none;
}

.service-card li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px;
  background: var(--soft);
  border-radius: 12px;
}

.service-card li > span {
  color: var(--red);
  font-size: 13px;
  font-weight: 950;
}

.service-card li strong,
.service-card li small {
  display: block;
}

.service-card li small {
  margin-top: 2px;
  color: var(--muted);
}

.pilot-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pilot-steps li {
  min-height: 174px;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.pilot-steps span {
  display: block;
  margin-bottom: 38px;
  color: var(--red);
  font-size: 13px;
  font-weight: 950;
}

.pilot-outcome {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 26px;
  align-items: center;
  margin-top: 16px;
  padding: 26px;
  color: var(--white);
  background: var(--ink);
  border-radius: var(--radius);
}

.pilot-outcome strong {
  font-size: 22px;
}

.pilot-outcome span {
  color: rgba(255, 255, 255, 0.7);
}

.economy-section {
  background:
    radial-gradient(circle at 0 100%, rgba(227, 6, 19, 0.07), transparent 28%),
    var(--white);
}

.calculator-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(520px, 1.22fr);
  gap: 54px;
  align-items: center;
}

.calculator-copy > p:not(.eyebrow) {
  max-width: 560px;
  color: var(--muted);
  font-size: 18px;
}

.calculator-points {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.calculator-points li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--graphite);
  font-weight: 800;
}

.calculator-points span {
  color: var(--red);
}

.calculator {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(17, 19, 24, 0.1);
}

.calculator-field {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 18px;
  margin-bottom: 22px;
}

.calculator-field label {
  color: var(--graphite);
  font-weight: 850;
}

.calculator-field output {
  min-width: 78px;
  color: var(--red);
  font-weight: 950;
  text-align: right;
}

.calculator-field input[type="range"] {
  grid-column: 1 / -1;
  width: 100%;
  height: 6px;
  margin: 4px 0 0;
  appearance: none;
  background: linear-gradient(90deg, var(--red), #ff8a91);
  border-radius: 999px;
  outline: none;
  cursor: pointer;
}

.calculator-field input[type="range"]::-webkit-slider-thumb {
  width: 22px;
  height: 22px;
  appearance: none;
  background: var(--white);
  border: 6px solid var(--red);
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(17, 19, 24, 0.2);
}

.calculator-field input[type="range"]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  background: var(--white);
  border: 5px solid var(--red);
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(17, 19, 24, 0.2);
}

.calculator-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 8px;
}

.calculator-results > div {
  min-height: 126px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  color: var(--white);
  background: var(--ink);
  border-radius: 16px;
}

.calculator-results .calculator-result-accent {
  background: linear-gradient(135deg, var(--red), var(--red-dark));
}

.calculator-results span {
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
}

.calculator-results strong {
  margin-top: 14px;
  font-size: clamp(25px, 3vw, 36px);
  line-height: 1;
}

.calculator-note {
  margin: 14px 0 20px;
  color: var(--muted);
  font-size: 12px;
}

.contact-section {
  color: var(--white);
  background:
    radial-gradient(circle at 85% 10%, rgba(227, 6, 19, 0.24), transparent 34%),
    linear-gradient(135deg, #15181f, #0c0e12);
}

.contact-heading {
  max-width: 980px;
  margin-bottom: 38px;
}

.contact-heading h2 {
  max-width: 880px;
  font-size: clamp(40px, 4.5vw, 62px);
}

.contact-heading > p:not(.eyebrow) {
  max-width: 780px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 18px;
}

.contact-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(350px, 0.82fr);
  gap: 18px;
  align-items: stretch;
}

.contact-form,
.contact-direct {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 22px;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  color: var(--ink);
  background: var(--white);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.22);
}

.form-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 2px;
}

.form-heading span {
  font-size: 23px;
  font-weight: 950;
}

.form-heading small {
  color: var(--muted);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: var(--graphite);
  font-size: 13px;
  font-weight: 850;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-width: 0;
  padding: 13px 14px;
  color: var(--ink);
  background: #f7f8fa;
  border: 1px solid var(--line);
  border-radius: 12px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  background: var(--white);
  border-color: rgba(227, 6, 19, 0.55);
  box-shadow: 0 0 0 4px rgba(227, 6, 19, 0.08);
}

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

.form-submit {
  justify-self: start;
}

.form-note {
  margin: -3px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.generated-request {
  display: none;
  gap: 10px;
  padding: 16px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 15px;
}

.generated-request.is-visible {
  display: grid;
  animation: request-in 0.32s ease both;
}

.generated-request > strong {
  color: var(--red);
  font-size: 18px;
}

.generated-request textarea {
  min-height: 150px;
  background: var(--white);
}

.generated-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.contact-direct {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 28px;
  padding: 26px;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(16px);
}

.contact-direct-kicker {
  display: block;
  margin-bottom: 10px;
  color: #ff666f;
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.contact-direct h3 {
  margin-bottom: 10px;
  font-size: 31px;
}

.contact-direct p {
  color: rgba(255, 255, 255, 0.66);
}

@keyframes request-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.contact-buttons {
  display: grid;
  gap: 12px;
}

.contact-button {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 15px;
  align-items: center;
  min-height: 92px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  transition: transform 0.2s ease, background 0.2s ease;
}

.contact-button:hover,
.contact-button:focus-visible {
  transform: translateX(4px);
  background: rgba(255, 255, 255, 0.13);
}

.contact-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--red);
  border-radius: 15px;
  font-size: 23px;
  font-weight: 950;
}

.contact-telegram .contact-icon {
  background: #229ed9;
}

.contact-max .contact-icon {
  background: #735dff;
}

.contact-phone .contact-icon {
  background: var(--red);
}

.contact-button strong,
.contact-button small {
  display: block;
}

.contact-button strong {
  font-size: 22px;
}

.contact-button small {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 14px;
}

.site-footer {
  padding: 40px 0;
  color: rgba(255, 255, 255, 0.66);
  background: #090b0e;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.45fr 1fr 1fr auto;
  gap: 28px;
}

.footer-grid img {
  width: 170px;
  margin-bottom: 12px;
}

.footer-grid p {
  max-width: 390px;
  font-size: 14px;
}

.footer-grid strong {
  display: block;
  margin-bottom: 10px;
  color: var(--white);
}

.footer-grid a {
  display: block;
  margin-bottom: 7px;
}

.footer-top {
  width: 54px;
  height: 54px;
  display: grid !important;
  place-items: center;
  color: var(--white);
  background: var(--red);
  border-radius: 14px;
  font-size: 22px;
}

.modal,
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(6, 8, 11, 0.8);
  backdrop-filter: blur(12px);
}

.modal {
  display: grid;
  place-items: center;
  padding: 24px;
}

.modal[hidden],
.lightbox[hidden] {
  display: none;
}

.modal-panel {
  position: relative;
  width: min(1080px, 100%);
  max-height: min(860px, 92svh);
  padding: 28px;
  overflow: auto;
  background: var(--white);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.modal-close,
.lightbox-close {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  color: var(--white);
  background: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}

.modal-close {
  position: sticky;
  top: 0;
  z-index: 2;
  float: right;
}

.modal-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  gap: 26px;
  align-items: center;
  min-height: 300px;
  padding: 28px;
  background: var(--soft);
  border-radius: 18px;
}

.modal-hero h2 {
  font-size: clamp(36px, 5vw, 64px);
}

.modal-hero p:last-child {
  color: var(--muted);
  font-size: 17px;
}

.modal-hero img {
  width: 100%;
  height: 260px;
  object-fit: contain;
}

.modal-models {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 18px;
}

.modal-model {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 15px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 15px;
}

.modal-model img {
  width: 110px;
  height: 110px;
  object-fit: contain;
}

.modal-model strong,
.modal-model span {
  display: block;
}

.modal-model span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
}

.modal-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 18px;
}

.modal-columns > div {
  padding: 18px;
  background: var(--soft);
  border-radius: 15px;
}

.modal-columns h3 {
  font-size: 19px;
}

.modal-columns ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.modal-columns li + li {
  margin-top: 8px;
}

.modal-actions {
  margin-top: 22px;
}

.lightbox {
  display: grid;
  grid-template-rows: auto 1fr;
  padding: 18px;
}

.lightbox-close {
  justify-self: end;
  margin-bottom: 12px;
}

.lightbox-scroll {
  overflow: auto;
  border-radius: 16px;
}

.lightbox-scroll img {
  width: min(1599px, calc(100vw - 40px));
  max-width: none;
  height: auto;
  margin: 0 auto;
  background: var(--white);
}

@media (max-width: 1020px) {
  .site-header {
    grid-template-columns: 1fr auto;
    padding-inline: 20px;
  }

  .menu-button {
    display: block;
    justify-self: end;
  }

  .main-nav {
    position: absolute;
    left: 20px;
    right: 20px;
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    color: var(--ink);
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 13px;
  }

  .header-cta {
    display: none;
  }

  .split-heading,
  .category-panel,
  .service-layout,
  .calculator-grid,
  .contact-workspace {
    grid-template-columns: 1fr;
  }

  .direction-grid,
  .benefits-native-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-proof,
  .feature-strip,
  .pilot-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-proof li:nth-child(2) {
    border-right: 0;
  }

  .hero-proof li:nth-child(-n + 2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .category-panel {
    min-height: 0;
  }

  .panel-visual {
    min-height: 420px;
  }

  .panel-visual.cleaning img {
    width: 100%;
    height: 420px;
  }

  .service-layout {
    gap: 28px;
  }

  .calculator-grid {
    gap: 32px;
  }

  .calculator-copy {
    max-width: 760px;
  }

  .contact-direct {
    gap: 24px;
  }

  .pilot-outcome {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (max-width: 680px) {
  :root {
    --shell: min(100vw - 28px, 1180px);
    --radius: 15px;
  }

  html {
    scroll-padding-top: 72px;
  }

  h1 {
    font-size: clamp(40px, 11.5vw, 56px);
  }

  h2 {
    font-size: clamp(36px, 11vw, 52px);
  }

  .site-header {
    min-height: 70px;
    padding: 10px 14px;
  }

  .brand {
    width: 146px;
  }

  .hero {
    min-height: 780px;
  }

  .hero-content {
    padding-top: 118px;
  }

  .hero-overlay {
    background:
      linear-gradient(0deg, rgba(8, 10, 13, 0.94) 0%, rgba(8, 10, 13, 0.72) 64%, rgba(8, 10, 13, 0.35) 100%);
  }

  .hero-media img {
    object-position: 64% center;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-proof,
  .value-grid,
  .direction-grid,
  .benefits-native-grid,
  .benefit-list,
  .panel-models,
  .feature-strip,
  .service-points,
  .pilot-steps,
  .calculator-results,
  .form-row,
  .footer-grid,
  .modal-hero,
  .modal-models,
  .modal-columns {
    grid-template-columns: 1fr;
  }

  .hero-proof li,
  .hero-proof li:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .hero-proof li:last-child {
    border-bottom: 0;
  }

  .hero-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .section {
    padding: 72px 0;
  }

  .split-heading {
    gap: 18px;
    margin-bottom: 30px;
  }

  .split-heading > p {
    font-size: 16px;
  }

  .category-card strong,
  .category-card > span:not(.category-image) {
    min-height: auto;
  }

  .category-image {
    height: 200px;
  }

  .panel-visual,
  .panel-visual.cleaning img {
    min-height: 360px;
    height: 360px;
  }

  .panel-visual {
    padding: 22px;
  }

  .panel-content {
    padding: 24px 18px;
  }

  .panel-model {
    grid-template-columns: 64px 1fr;
  }

  .infographic > span {
    position: static;
    display: block;
    color: var(--muted);
    background: var(--white);
    text-align: center;
  }

  .feature-strip div {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .feature-strip div:last-child {
    border-bottom: 0;
  }

  .service-points article {
    min-height: 0;
  }

  .benefit-native-card {
    min-height: 230px;
  }

  .service-card {
    padding: 20px;
  }

  .pilot-steps li {
    min-height: 128px;
  }

  .pilot-steps span {
    margin-bottom: 18px;
  }

  .calculator,
  .contact-form,
  .contact-direct {
    padding: 20px;
  }

  .contact-heading {
    margin-bottom: 28px;
  }

  .contact-heading h2 {
    font-size: clamp(38px, 10.5vw, 50px);
  }

  .form-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 3px;
  }

  .form-submit,
  .generated-actions .button {
    width: 100%;
  }

  .contact-button {
    grid-template-columns: 52px 1fr;
  }

  .contact-icon {
    width: 52px;
    height: 52px;
  }

  .modal {
    padding: 8px;
  }

  .modal-panel {
    max-height: 96svh;
    padding: 14px;
    border-radius: 18px;
  }

  .modal-hero {
    padding: 20px;
  }

  .modal-hero img {
    height: 230px;
  }

  .modal-model {
    grid-template-columns: 88px 1fr;
  }

  .modal-model img {
    width: 88px;
    height: 88px;
  }

  .lightbox {
    padding: 10px;
  }

  .lightbox-scroll img {
    width: 1000px;
    margin: 0;
  }
}

.motion-ready .reveal-item {
  opacity: 0;
  transform: translateY(18px);
}

.motion-ready .reveal-item.is-revealed {
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 0.55s ease var(--reveal-delay, 0ms),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}