@font-face {
  font-family: "Stem";
  src: url("assets/fonts/Stem-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Stem";
  src: url("assets/fonts/Stem-Medium.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Avenir Next Cyr";
  src: url("assets/fonts/AvenirNextCyr-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #f7f7fb;
  --muted: #b7bbc8;
  --dark: #151819;
  --panel: #202526;
  --panel-2: #2b3032;
  --line: rgba(255, 255, 255, 0.14);
  --purple: #724493;
  --magenta: #974391;
  --blue: #4a66ae;
  --signal: #d8ff66;
  --white: #ffffff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
  --radius: 8px;
  --container: min(1180px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--dark);
  font-family: "Avenir Next Cyr", Arial, sans-serif;
  line-height: 1.45;
  letter-spacing: 0;
}

body.is-menu-open {
  overflow: hidden;
}

body::selection {
  color: var(--white);
  background: var(--magenta);
}

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

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

button,
input {
  font: inherit;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 30px;
  padding: 14px clamp(24px, 5vw, 86px);
  background: linear-gradient(180deg, rgba(8, 10, 12, 0.72), rgba(8, 10, 12, 0.34) 70%, transparent);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  transition: background 220ms ease, padding 220ms ease;
}

.site-header::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  background: rgba(5, 6, 8, 0.52);
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}

.site-header.is-menu-open::before {
  opacity: 1;
  pointer-events: auto;
}

.brand,
.main-nav,
.header-cta,
.menu-toggle {
  position: relative;
  z-index: 2;
}

.site-header.is-scrolled {
  padding-top: 12px;
  padding-bottom: 12px;
  background: linear-gradient(180deg, rgba(8, 10, 12, 0.62), rgba(8, 10, 12, 0.34));
  border-bottom-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.18);
}

.brand img,
.site-footer img {
  width: 108px;
  height: auto;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: 30px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
}

.main-nav a {
  position: relative;
  padding: 8px 0;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--blue), var(--magenta));
  transition: transform 180ms ease;
}

.main-nav a:hover::after {
  transform: scaleX(1);
}

.nav-cta-mobile {
  display: none;
}

.header-cta {
  min-width: 164px;
  padding: 13px 20px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--blue), var(--magenta));
  box-shadow: 0 12px 34px rgba(114, 68, 147, 0.34);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  place-items: center;
  gap: 6px;
  padding: 0;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  transition: transform 180ms ease;
}

.site-header.is-menu-open .menu-toggle {
  border-color: rgba(216, 255, 102, 0.28);
  background: rgba(216, 255, 102, 0.12);
}

.site-header.is-menu-open .menu-toggle span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.site-header.is-menu-open .menu-toggle span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.section-dark {
  background:
    linear-gradient(145deg, rgba(28, 32, 34, 0.96), rgba(17, 19, 20, 0.98)),
    var(--dark);
}

.section-panel {
  background:
    radial-gradient(circle at 12% 8%, rgba(151, 67, 145, 0.2), transparent 32%),
    radial-gradient(circle at 84% 14%, rgba(74, 102, 174, 0.16), transparent 36%),
    linear-gradient(180deg, #171b1e, #101315);
  color: var(--ink);
}

.hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 116px 0 54px;
}

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

.hero-bg {
  background-image: url("assets/images/dealer-point-hero.png");
  background-position: 52% 50%;
  background-size: cover;
  transform: translate3d(0, var(--hero-y, 0), 0) scale(1.05);
  will-change: transform;
}

.hero-overlay {
  background: rgba(8, 10, 13, 0.2);
}

.hero-grid {
  opacity: 0.06;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 80px 80px;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 760px) minmax(220px, 300px);
  gap: 48px;
  align-items: center;
  width: min(calc(100vw - clamp(40px, 8vw, 150px)), 1520px);
}

.section-code {
  margin: 0 0 18px;
  color: var(--signal);
  font-family: "Stem", Arial, sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Stem", Arial, sans-serif;
  font-weight: 600;
  letter-spacing: 0;
}

h1 {
  max-width: 820px;
  font-size: clamp(42px, 5vw, 72px);
  line-height: 0.98;
  text-transform: uppercase;
  text-shadow: 0 2px 22px rgba(0, 0, 0, 0.42);
}

h2 {
  font-size: clamp(34px, 5vw, 68px);
  line-height: 0.98;
  text-transform: uppercase;
}

h3 {
  font-size: 24px;
  line-height: 1.05;
}

.hero-lead {
  max-width: 650px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.95);
  font-size: clamp(18px, 1.35vw, 21px);
  font-weight: 500;
  text-shadow:
    0 2px 18px rgba(0, 0, 0, 0.58),
    0 1px 2px rgba(0, 0, 0, 0.72);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 56px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 24px;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: "Stem", Arial, sans-serif;
  font-weight: 600;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

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

.button-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--magenta));
  box-shadow: 0 18px 42px rgba(151, 67, 145, 0.36);
}

.button-ghost {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
}

.hero-proof {
  display: grid;
  gap: 24px;
  justify-self: end;
  min-width: 220px;
}

.proof-line {
  padding: 0 0 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.proof-number,
.proof-unit {
  color: var(--white);
  font-family: "Stem", Arial, sans-serif;
  font-size: clamp(58px, 5.2vw, 78px);
  font-weight: 600;
  line-height: 1;
}

.proof-text {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.96);
  font-size: 17px;
  font-weight: 600;
  text-shadow:
    0 3px 18px rgba(0, 0, 0, 0.82),
    0 1px 3px rgba(0, 0, 0, 0.9);
}

.split-layout,
.calculator-layout,
.contact-layout,
.assortment-layout,
.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: clamp(34px, 6vw, 82px);
  align-items: start;
}

section:not(.hero) {
  padding: clamp(58px, 7vw, 96px) 0;
  scroll-margin-top: 76px;
}

.section-intro p:not(.section-code),
.section-heading + p {
  color: currentColor;
  opacity: 0.72;
  font-size: 19px;
}

.section-heading {
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}

.section-lead {
  max-width: 830px;
  margin: 0 0 38px;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(18px, 1.5vw, 22px);
}

.region-search {
  margin-top: 34px;
}

.region-search label,
.lead-form label {
  color: rgba(255, 255, 255, 0.72);
  font-family: "Stem", Arial, sans-serif;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
}

.region-search label {
  display: block;
  margin-bottom: 12px;
}

.lead-form label {
  display: grid;
  position: relative;
  gap: 10px;
}

.input-row {
  display: grid;
  position: relative;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

input {
  width: 100%;
  min-height: 56px;
  padding: 14px 16px;
  color: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  outline: none;
}

input::placeholder {
  color: rgba(255, 255, 255, 0.44);
}

input:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 4px rgba(114, 68, 147, 0.12);
}

.suggestions-list {
  position: absolute;
  z-index: 12;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  display: grid;
  gap: 4px;
  max-height: 230px;
  overflow: auto;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(21, 24, 25, 0.98);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.34);
}

.suggestions-list[hidden] {
  display: none;
}

.suggestions-option {
  display: grid;
  width: 100%;
  gap: 3px;
  padding: 11px 12px;
  color: var(--ink);
  text-align: left;
  border: 0;
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
}

.suggestions-option:hover,
.suggestions-option.is-active {
  background: rgba(255, 255, 255, 0.1);
}

.suggestions-option span,
.suggestions-option small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.suggestions-option span {
  font-family: "Stem", Arial, sans-serif;
  font-size: 14px;
  font-weight: 600;
}

.suggestions-option small {
  color: rgba(255, 255, 255, 0.56);
  font-size: 12px;
}

.region-result {
  margin-top: 16px;
  padding: 16px;
  border-left: 4px solid var(--purple);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.78);
}

.region-result[hidden] {
  display: none;
}

.region-result a {
  color: var(--signal);
  font-family: "Stem", Arial, sans-serif;
}

.region-board,
.calculator-card,
.lead-form {
  border: 1px solid rgba(114, 68, 147, 0.22);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.045)),
    rgba(16, 19, 21, 0.8);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.region-board {
  padding: 26px;
}

.board-topline {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.72);
}

.board-topline strong {
  color: var(--purple);
}

.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.region-chip {
  padding: 12px 14px;
  color: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.region-chip:hover,
.region-chip.is-selected {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--magenta));
  transform: translateY(-2px);
}

.active-network {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.68);
}

.active-network span {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-family: "Stem", Arial, sans-serif;
  font-weight: 600;
}

.scenario-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.scenario-button {
  padding: 13px 16px;
  color: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
}

.scenario-button.is-active {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.28);
  background: linear-gradient(135deg, rgba(74, 102, 174, 0.86), rgba(151, 67, 145, 0.86));
}

.calculator-card {
  padding: clamp(24px, 4vw, 40px);
  color: var(--ink);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.05)),
    rgba(16, 19, 21, 0.86);
}

.range-list {
  display: grid;
  gap: 30px;
}

.range-control {
  display: grid;
  gap: 14px;
}

.range-control span {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-family: "Stem", Arial, sans-serif;
}

.range-control strong {
  color: var(--purple);
  white-space: nowrap;
}

input[type="range"] {
  min-height: auto;
  padding: 0;
  accent-color: var(--magenta);
  background: transparent;
  box-shadow: none;
}

.calc-result {
  margin-top: 38px;
  padding: 28px;
  color: var(--white);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(74, 102, 174, 0.9), rgba(151, 67, 145, 0.92)),
    var(--purple);
}

.calc-result span {
  display: block;
  color: rgba(255, 255, 255, 0.74);
  font-size: 15px;
}

.calc-result strong {
  display: block;
  margin-top: 8px;
  font-family: "Stem", Arial, sans-serif;
  font-size: clamp(42px, 6vw, 70px);
  line-height: 1;
}

.calc-result p {
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.76);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  min-height: 232px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04)),
    rgba(16, 19, 21, 0.78);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 46px rgba(32, 37, 38, 0.16);
}

.feature-card span {
  display: inline-flex;
  margin-bottom: 34px;
  color: var(--purple);
  font-family: "Stem", Arial, sans-serif;
  font-size: 14px;
  font-weight: 600;
}

.feature-card p {
  color: rgba(255, 255, 255, 0.7);
}

.brand-story {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 18px;
  align-items: stretch;
}

.brand-photo {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  margin: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: var(--panel);
}

.brand-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 52%, rgba(8, 10, 13, 0.72));
}

.brand-photo figcaption {
  position: absolute;
  z-index: 2;
  left: 20px;
  right: 20px;
  bottom: 20px;
  color: rgba(255, 255, 255, 0.86);
  font-family: "Stem", Arial, sans-serif;
  font-size: 20px;
}

.brand-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.brand-fact {
  min-height: 250px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 16% 16%, rgba(151, 67, 145, 0.22), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.035)),
    rgba(16, 19, 21, 0.82);
}

.brand-fact span {
  display: inline-flex;
  margin-bottom: 28px;
  color: var(--signal);
  font-family: "Stem", Arial, sans-serif;
  font-size: 13px;
  font-weight: 600;
}

.brand-fact p {
  color: rgba(255, 255, 255, 0.68);
}

.media-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.7fr;
  gap: 14px;
}

.media-card {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  margin: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: var(--panel);
}

.media-card-wide {
  grid-row: span 2;
  min-height: 614px;
}

.media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

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

.media-card figcaption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: rgba(17, 19, 20, 0.72);
  backdrop-filter: blur(12px);
}

.brand-scene {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 22% 18%, rgba(151, 67, 145, 0.28), transparent 34%),
    linear-gradient(150deg, #243141, #111416 68%);
}

.brand-scene::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 34px 34px;
}

.scene-caption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 2;
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: var(--radius);
  background: rgba(12, 15, 17, 0.78);
  backdrop-filter: blur(14px);
}

.scene-caption strong {
  font-family: "Stem", Arial, sans-serif;
  font-size: 18px;
}

.scene-caption span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
}

.vehicle-scene {
  display: grid;
  align-items: center;
}

.vehicle-scene img {
  position: relative;
  z-index: 1;
  width: 118%;
  max-width: none;
  margin-left: -18%;
  filter: drop-shadow(0 26px 28px rgba(0, 0, 0, 0.52));
}

.city-line {
  position: absolute;
  inset: auto 0 38% 0;
  height: 92px;
  opacity: 0.64;
  background:
    linear-gradient(90deg, transparent 0 6%, rgba(255, 255, 255, 0.18) 6% 8%, transparent 8% 18%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.12) 0 32px, transparent 32px 58px);
  clip-path: polygon(0 48%, 10% 48%, 10% 10%, 18% 10%, 18% 64%, 28% 64%, 28% 26%, 37% 26%, 37% 52%, 48% 52%, 48% 0, 58% 0, 58% 62%, 69% 62%, 69% 18%, 79% 18%, 79% 48%, 100% 48%, 100% 100%, 0 100%);
}

.facade-scene,
.outdoor-scene {
  display: grid;
  place-items: center;
  padding: 26px 26px 96px;
}

.facade-sign,
.billboard {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
  width: 100%;
  min-height: 96px;
  padding: 18px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 4px;
  background: linear-gradient(135deg, #111416, #22272a 58%, var(--purple));
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.38);
}

.facade-sign img,
.billboard img {
  width: 92px;
  padding: 6px;
  background: rgba(255, 255, 255, 0.08);
}

.facade-sign span,
.billboard span {
  font-family: "Stem", Arial, sans-serif;
  font-size: 17px;
  font-weight: 600;
  text-transform: uppercase;
}

.facade-sign b,
.billboard b {
  padding: 11px 14px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--purple), var(--magenta));
  font-family: "Stem", Arial, sans-serif;
  white-space: nowrap;
}

.outdoor-scene .billboard {
  transform: perspective(500px) rotateX(4deg) rotateY(-8deg);
}

.package-scene {
  display: grid;
  place-items: center;
  padding: 20px 20px 100px;
}

.package-photo {
  position: relative;
  z-index: 1;
  width: min(78%, 260px);
  border-radius: 6px;
  transform: rotate(-4deg);
  box-shadow: 0 24px 58px rgba(0, 0, 0, 0.4);
}

.assortment-layout {
  grid-template-columns: 0.8fr 1.2fr;
  align-items: center;
}

.category-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.category-pill {
  min-height: 58px;
  padding: 15px 18px;
  color: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.07);
  cursor: pointer;
}

.category-pill.is-active,
.category-pill:hover {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--magenta));
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  transition: border-color 200ms ease, background 200ms ease, box-shadow 200ms ease;
}

.faq-item.is-open {
  border-color: rgba(151, 67, 145, 0.42);
  background:
    linear-gradient(135deg, rgba(74, 102, 174, 0.16), rgba(151, 67, 145, 0.12)),
    rgba(255, 255, 255, 0.07);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.18);
}

.faq-question {
  display: flex;
  width: 100%;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px;
  color: var(--ink);
  border: 0;
  background: transparent;
  cursor: pointer;
  font-family: "Stem", Arial, sans-serif;
  font-size: 19px;
  font-weight: 600;
  text-align: left;
}

.faq-question::after {
  content: "+";
  display: grid;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  font-size: 23px;
  line-height: 1;
  transition: transform 200ms ease, background 200ms ease, border-color 200ms ease;
}

.faq-item.is-open .faq-question::after {
  border-color: rgba(255, 255, 255, 0.24);
  background: linear-gradient(135deg, var(--blue), var(--magenta));
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-4px);
  transition: max-height 260ms ease, opacity 200ms ease, transform 220ms ease;
}

.faq-answer p {
  margin: 0;
  padding: 0 22px 22px;
  color: rgba(255, 255, 255, 0.72);
}

.faq-item.is-open .faq-answer {
  opacity: 1;
  transform: translateY(0);
}

.lead-form {
  display: grid;
  gap: 18px;
  padding: 28px;
}

.lead-form .button {
  width: 100%;
}

.form-note {
  margin: 0;
  color: rgba(255, 255, 255, 0.54);
  font-size: 13px;
}

.form-success {
  padding: 16px;
  color: #203016;
  border-radius: var(--radius);
  background: rgba(216, 255, 102, 0.36);
}

.site-footer {
  padding: 34px 0;
  color: rgba(255, 255, 255, 0.72);
  background: #0f1112;
}

.site-footer img {
  filter: grayscale(1) saturate(0);
  opacity: 0.68;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto 1fr auto;
    gap: 14px;
  }

  .main-nav {
    position: fixed;
    top: 82px;
    right: clamp(14px, 4vw, 28px);
    display: grid;
    width: min(360px, calc(100vw - 32px));
    gap: 8px;
    padding: 18px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius);
    background: rgba(12, 15, 17, 0.92);
    backdrop-filter: blur(24px);
    box-shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .site-header.is-menu-open .main-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .main-nav a {
    padding: 14px 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.045);
    font-size: 18px;
  }

  .main-nav a::after {
    display: none;
  }

  .nav-cta-mobile {
    display: inline-flex;
    justify-content: center;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.18);
    background: linear-gradient(135deg, var(--blue), var(--magenta));
  }

  .menu-toggle {
    display: grid;
  }

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

  .hero-content,
  .split-layout,
  .calculator-layout,
  .contact-layout,
  .assortment-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .hero-proof {
    grid-template-columns: repeat(3, 1fr);
    justify-self: stretch;
  }

  .feature-grid,
  .media-grid {
    grid-template-columns: 1fr 1fr;
  }

  .brand-story {
    grid-template-columns: 1fr;
  }

  .media-card-wide {
    grid-column: span 2;
    grid-row: auto;
    min-height: 420px;
  }
}

@media (max-width: 760px) {
  .site-header {
    grid-template-columns: auto 1fr auto;
    gap: 10px;
    padding: 12px 18px;
  }

  .brand img {
    width: 118px;
  }

  .header-cta {
    min-width: 160px;
    padding: 12px 14px;
    font-size: 14px;
  }

  .hero {
    padding-top: 104px;
  }
}

@media (min-width: 1180px) and (max-height: 760px) {
  .site-header {
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .brand img {
    width: 88px;
  }

  .header-cta {
    min-width: 160px;
    padding: 11px 18px;
    font-size: 14px;
  }

  .hero {
    min-height: 100vh;
    padding-top: 88px;
    padding-bottom: 34px;
  }

  .hero-content {
    grid-template-columns: minmax(0, 650px) minmax(190px, 260px);
    gap: 56px;
    width: min(calc(100vw - 160px), 1460px);
  }

  .section-code {
    margin-bottom: 12px;
    font-size: 12px;
  }

  h1 {
    max-width: 680px;
    font-size: clamp(52px, 4.3vw, 64px);
    line-height: 0.99;
  }

  .hero-lead {
    max-width: 610px;
    margin-top: 20px;
    font-size: 18px;
    line-height: 1.45;
  }

  .hero-actions {
    margin-top: 24px;
  }

  .button {
    min-height: 52px;
    padding: 14px 22px;
  }

  .hero-proof {
    gap: 18px;
    min-width: 190px;
    padding: 18px;
  }

  .proof-line {
    padding-bottom: 18px;
  }

  .proof-number,
  .proof-unit {
    font-size: 58px;
  }

  .proof-text {
    font-size: 16px;
  }
}

@media (max-width: 620px) {
  :root {
    --container: min(100vw - 28px, 1180px);
  }

  .site-header {
    grid-template-columns: auto 1fr auto;
    gap: 8px;
    padding-left: 14px;
    padding-right: 14px;
  }

  .brand img,
  .site-footer img {
    width: 96px;
  }

  .header-cta {
    min-width: 140px;
    padding: 11px 12px;
    font-size: 13px;
  }

  .hero-content {
    width: var(--container);
  }

  .hero {
    min-height: 820px;
    padding-top: 104px;
  }

  h1 {
    font-size: 44px;
  }

  h2 {
    font-size: 34px;
  }

  .hero-actions,
  .input-row {
    grid-template-columns: 1fr;
    display: grid;
  }

  .hero-proof,
  .feature-grid,
  .media-grid,
  .brand-facts {
    grid-template-columns: 1fr;
  }

  .hero-proof {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    padding: 12px;
  }

  .proof-line {
    padding: 0 8px;
    text-align: center;
    border-right: 1px solid rgba(255, 255, 255, 0.14);
    border-bottom: 0;
  }

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

  .proof-text {
    margin-top: 4px;
    font-size: 14px;
    line-height: 1.25;
  }

  .brand-photo {
    min-height: 360px;
  }

  .proof-number,
  .proof-unit {
    font-size: clamp(34px, 10vw, 44px);
  }

  .media-card-wide {
    grid-column: auto;
    min-height: 360px;
  }

  .media-card {
    min-height: 280px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .site-header {
    grid-template-columns: auto 1fr auto;
    gap: 8px;
  }

  .brand img,
  .site-footer img {
    width: 90px;
  }

  .header-cta {
    display: none;
  }

  .menu-toggle {
    justify-self: end;
    width: 42px;
    height: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }

  .hero-bg {
    transform: none;
  }
}