/* ============================================================
   VITOMOTOR — технический лендинг. Авто из Кореи.
   ============================================================ */

:root {
  --bg: #080808;
  --bg-2: #141414;
  --bg-3: #1B1B1B;
  --text: #F1F1EC;
  --text-2: #A6A6A0;
  --accent: #D93535;
  --accent-dim: rgba(217, 53, 53, 0.14);
  --steel: #B7C0C7;
  --steel-dim: rgba(183, 192, 199, 0.18);
  --line: rgba(183, 192, 199, 0.14);
  --green: #3AA86B;
  --font-head: 'Bebas Neue', 'Manrope', sans-serif;
  --font-sub: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 10px;
  --container: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body { overflow-x: hidden; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
fieldset { border: none; }
legend { padding: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- Кнопки ---------- */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 30px;
  font-family: var(--font-sub);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--steel-dim);
  border-radius: var(--radius);
  transition: background 0.25s, border-color 0.25s, color 0.25s, transform 0.2s, box-shadow 0.25s;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.25s;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--accent {
  background: var(--accent);
  border-color: var(--accent);
  color: #FFF6F4;
  box-shadow: 0 6px 28px rgba(217, 53, 53, 0.28);
}
.btn--accent:hover {
  background: #E84545;
  box-shadow: 0 10px 36px rgba(217, 53, 53, 0.4);
}

.btn--steel {
  border-color: rgba(183, 192, 199, 0.4);
  color: var(--text);
  background: rgba(183, 192, 199, 0.05);
}
.btn--steel:hover {
  border-color: var(--steel);
  background: rgba(183, 192, 199, 0.12);
}
.btn--steel::before { opacity: 1; }

.btn--ghost {
  border-color: var(--line);
  color: var(--text-2);
  background: transparent;
}
.btn--ghost:hover { color: var(--text); border-color: rgba(183, 192, 199, 0.4); }

.btn--lg { padding: 20px 44px; font-size: 16px; }

.btn__gear {
  width: 18px;
  height: 18px;
  filter: invert(1) brightness(1.4);
}
.btn--steel .btn__gear,
.btn--ghost .btn__gear { filter: invert(0.8); }

/* ---------- Шапка ---------- */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(8, 8, 8, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 72px;
}

.header__rule {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--steel-dim) 18%, var(--accent) 50%, var(--steel-dim) 82%, transparent);
  opacity: 0.7;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}

.logo__mark { width: 40px; height: 40px; }

.logo__text {
  font-family: var(--font-head);
  font-size: 26px;
  letter-spacing: 0.12em;
  line-height: 1;
}
.logo__text em { font-style: normal; color: var(--accent); }

.nav { display: flex; gap: 28px; }

.nav__link {
  position: relative;
  font-family: var(--font-sub);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-2);
  padding: 6px 0;
  transition: color 0.25s;
}
.nav__link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.25s;
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::after { width: 100%; }

.header__cta { padding: 12px 22px; font-size: 13px; }

/* CTA внутри мобильного меню — на десктопе скрыта, виден header__cta */
.nav__cta { display: none; }

/* Якорные секции не прячутся под фиксированной шапкой */
#glavnaya, #podbor, #stoimost, #kontakty { scroll-margin-top: 84px; }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
}
.burger span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 140px 0 64px;
  overflow: hidden;
}

.hero__bg { position: absolute; inset: 0; z-index: 0; }

.hero__picture {
  position: absolute;
  inset: 0;
  display: block;
}

.hero__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 8, 8, 0.92) 0%, rgba(8, 8, 8, 0.72) 42%, rgba(8, 8, 8, 0.35) 100%),
    linear-gradient(180deg, rgba(8, 8, 8, 0.35) 0%, transparent 35%, rgba(8, 8, 8, 0.55) 100%);
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}

.hero__panel {
  max-width: 820px;
  margin-left: clamp(-14px, -2.5vw, -36px);
}

.hero__meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--steel);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  margin-bottom: 28px;
  background: rgba(20, 20, 20, 0.6);
}

.hero__meta-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.hero__title {
  font-family: var(--font-head);
  font-size: clamp(56px, 8.5vw, 116px);
  font-weight: 400;
  line-height: 0.96;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 26px;
}
.hero__title em {
  font-style: normal;
  color: var(--accent);
}

.line { display: block; overflow: hidden; }
.line__inner { display: block; will-change: transform; }

.hero__subtitle {
  max-width: 560px;
  font-size: clamp(16px, 1.6vw, 19px);
  color: var(--text-2);
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 18px;
}

.hero__note {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 30px;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
}

.hero__badges li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  padding: 8px 14px;
  background: rgba(20, 20, 20, 0.55);
}

.hero__ticker {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  border-top: 1px solid var(--line);
  background: rgba(8, 8, 8, 0.8);
  overflow: hidden;
  padding: 12px 0;
  font-size: 12px;
  color: var(--text-2);
}

.hero__ticker-track {
  display: flex;
  width: max-content;
  animation: ticker 90s linear infinite;
}

.hero__ticker-group {
  display: flex;
  gap: 28px;
  padding-right: 28px;
  white-space: nowrap;
}

@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- Секции ---------- */

.section { padding: 110px 0; position: relative; }

.section-cta {
  margin-top: clamp(36px, 4vw, 52px);
}

.section__head {
  display: flex;
  align-items: baseline;
  gap: 20px;
  margin-bottom: 28px;
}

.section__index {
  font-size: 14px;
  color: var(--accent);
  border: 1px solid rgba(217, 53, 53, 0.35);
  padding: 5px 10px;
  flex-shrink: 0;
}

.section__title {
  font-family: var(--font-head);
  font-size: clamp(36px, 4.6vw, 60px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.section__title em { font-style: normal; color: var(--accent); }

.section__lead {
  max-width: 760px;
  font-size: 17px;
  color: var(--text-2);
  margin-bottom: 48px;
}

/* ---------- Карточки ---------- */

.cards {
  display: grid;
  gap: 20px;
}
.cards--4 { grid-template-columns: repeat(4, 1fr); }
.cards--3 { grid-template-columns: repeat(3, 1fr); }

.card {
  position: relative;
  background: linear-gradient(165deg, var(--bg-2), #0E0E0E);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: border-color 0.3s, transform 0.3s;
  overflow: hidden;
}

.card:hover {
  border-color: rgba(217, 53, 53, 0.45);
  transform: translateY(-4px);
}

/* металлический shimmer */
.shimmer-card { position: relative; overflow: hidden; }
.shimmer-card::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: -80%;
  width: 55%;
  background: linear-gradient(105deg, transparent 0%, rgba(183, 192, 199, 0.09) 45%, rgba(241, 241, 236, 0.14) 50%, rgba(183, 192, 199, 0.09) 55%, transparent 100%);
  transform: skewX(-18deg);
  pointer-events: none;
  transition: left 0.7s ease;
}
.shimmer-card:hover::after { left: 130%; }

.card__icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  color: var(--accent);
  border: 1px solid var(--steel-dim);
  border-radius: 8px;
  background: rgba(217, 53, 53, 0.06);
  margin-bottom: 22px;
}
.card__icon svg { width: 28px; height: 28px; }

.card__title {
  font-family: var(--font-sub);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin-bottom: 10px;
}

.card__text { font-size: 14.5px; color: var(--text-2); }

.card--tech { border-top: 2px solid rgba(183, 192, 199, 0.3); }
.card--tech:hover { border-top-color: var(--accent); }

.card--photo {
  padding: 0;
  overflow: hidden;
}

.card--photo .card__photo {
  height: 178px;
  overflow: hidden;
}

.card--photo .card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.card--tech.card--photo {
  border-top: none;
}

.card--photo .card__title,
.card--photo .card__text {
  padding-left: 24px;
  padding-right: 24px;
}

.card--photo .card__title {
  padding-top: 18px;
}

.card--photo .card__code {
  margin: 16px 24px 12px;
}

.card--photo .card__text {
  padding-bottom: 24px;
}

.card__code {
  display: inline-block;
  font-size: 11px;
  color: var(--steel);
  background: var(--steel-dim);
  padding: 4px 10px;
  margin-bottom: 16px;
}

.card--line { border-left: 2px solid var(--accent); }

.card__num {
  display: block;
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 14px;
}

/* ---------- Опыт ---------- */

.experience {
  background:
    radial-gradient(ellipse 60% 90% at 15% 50%, rgba(217, 53, 53, 0.07), transparent 60%),
    var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.experience__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 64px;
  align-items: center;
}

.experience__num {
  font-size: clamp(110px, 14vw, 190px);
  font-weight: 700;
  line-height: 0.9;
  color: var(--text);
  letter-spacing: -0.04em;
}
.experience__num::after {
  content: '';
  display: block;
  width: 90px;
  height: 4px;
  background: var(--accent);
  margin-top: 18px;
}

.experience__label {
  font-family: var(--font-sub);
  font-size: 18px;
  font-weight: 600;
  color: var(--text-2);
  margin-top: 18px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.experience__scale {
  display: flex;
  gap: 8px;
  margin-top: 26px;
}
.experience__scale span {
  width: 4px;
  height: 26px;
  background: var(--steel-dim);
}
.experience__scale span:nth-child(-n+13) { background: rgba(217, 53, 53, 0.7); }
.experience__scale span:nth-child(5n) { height: 36px; }

.experience__title {
  font-family: var(--font-head);
  font-size: clamp(32px, 4vw, 50px);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.05;
  margin-bottom: 18px;
}

.experience__text {
  font-size: 17px;
  color: var(--text-2);
  margin-bottom: 32px;
  max-width: 540px;
}

.experience__photo {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-height: 240px;
  overflow: hidden;
  background:
    linear-gradient(120deg, rgba(183, 192, 199, 0.07), transparent 45%),
    repeating-linear-gradient(135deg, rgba(183, 192, 199, 0.04) 0 2px, transparent 2px 14px),
    linear-gradient(180deg, #181818, #0C0C0C);
}
.experience__photo img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  filter: grayscale(0.35) contrast(1.08);
}
.experience__photo-overlay {
  position: absolute;
  left: 16px;
  bottom: 14px;
  font-size: 11px;
  color: var(--steel);
  background: rgba(8, 8, 8, 0.8);
  border: 1px solid var(--line);
  padding: 5px 12px;
}

/* ---------- Проверка ---------- */

.inspection__diag {
  width: min(520px, 90%);
  margin-bottom: 40px;
  opacity: 0.8;
}

/* ---------- Схема ---------- */

.scheme {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.scheme__list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  counter-reset: step;
}

.scheme__step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: linear-gradient(165deg, #181818, #0E0E0E);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color 0.3s, transform 0.3s;
}
.scheme__step:hover {
  border-color: rgba(217, 53, 53, 0.45);
  transform: translateY(-4px);
}

.scheme__num {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
  padding-top: 2px;
}

.scheme__title {
  font-family: var(--font-sub);
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.scheme__text { font-size: 14.5px; color: var(--text-2); }

/* ---------- Расходы ---------- */

.costs__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 64px;
  align-items: center;
}

.costs__list {
  list-style: none;
  margin-bottom: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(165deg, var(--bg-2), #0D0D0D);
  padding: 8px 24px;
}

.costs__list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text);
  padding: 15px 0;
}
.costs__list li + li { border-top: 1px solid var(--line); }
.costs__list li i {
  flex: 1;
  border-bottom: 1px dashed var(--steel-dim);
  transform: translateY(-4px);
}
.costs__list li span:last-child { color: var(--green); }

.costs__media {
  display: grid;
}

.costs__photo {
  position: relative;
  height: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 320px;
  background:
    linear-gradient(115deg, rgba(217, 53, 53, 0.08), transparent 50%),
    repeating-linear-gradient(45deg, rgba(183, 192, 199, 0.045) 0 2px, transparent 2px 16px),
    linear-gradient(180deg, #1A1A1A, #0B0B0B);
}
.costs__photo img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  filter: grayscale(0.3) contrast(1.05);
}
.costs__photo figcaption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  font-size: 11px;
  color: var(--text);
  background: rgba(8, 8, 8, 0.82);
  border: 1px solid var(--line);
  padding: 5px 12px;
}

/* ---------- Финальный CTA ---------- */

.final-cta { padding-bottom: 130px; }

.final-cta__panel {
  position: relative;
  text-align: center;
  padding: clamp(56px, 8vw, 96px) 32px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    radial-gradient(ellipse 70% 100% at 50% 0%, rgba(217, 53, 53, 0.12), transparent 60%),
    linear-gradient(180deg, var(--bg-2), #0B0B0B);
  overflow: hidden;
}

.final-cta__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  filter: grayscale(0.35) contrast(1.1);
  pointer-events: none;
}

.final-cta__text,
.final-cta__panel .btn {
  position: relative;
  z-index: 2;
}

.final-cta__title {
  position: relative;
  font-family: var(--font-head);
  font-size: clamp(36px, 5.4vw, 68px);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.02;
  max-width: 820px;
  margin: 0 auto 18px;
}

.final-cta__text {
  position: relative;
  font-size: 17px;
  color: var(--text-2);
  margin-bottom: 38px;
}

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--line);
  background: #060606;
  padding-top: 64px;
}
.footer--slim { padding-top: 0; }

.footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.8fr) minmax(0, 0.9fr);
  gap: 48px;
  padding-bottom: 48px;
}

.footer__tagline {
  font-size: 11px;
  color: var(--steel);
  margin: 18px 0 14px;
}

.footer__text {
  font-size: 14px;
  color: var(--text-2);
  max-width: 380px;
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer__nav a {
  font-family: var(--font-sub);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-2);
  transition: color 0.25s, padding-left 0.25s;
  border-left: 2px solid transparent;
  padding-left: 0;
}
.footer__nav a:hover {
  color: var(--text);
  border-left-color: var(--accent);
  padding-left: 10px;
}

.footer__cta { display: flex; align-items: flex-start; }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 20px;
  padding-bottom: 20px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  color: var(--text-2);
}

/* ============================================================
   КВИЗ
   ============================================================ */

.quiz {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.quiz.is-open { visibility: visible; opacity: 1; }

.quiz__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 4, 4, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.quiz__card {
  position: relative;
  width: min(640px, 100%);
  max-height: calc(100vh - 40px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background:
    linear-gradient(180deg, rgba(183, 192, 199, 0.05), transparent 120px),
    var(--bg-2);
  border: 1px solid rgba(183, 192, 199, 0.22);
  border-radius: 14px;
  padding: 52px 32px 28px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(183, 192, 199, 0.12);
  transform: translateY(24px) scale(0.97);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.quiz.is-open .quiz__card { transform: translateY(0) scale(1); }

.quiz__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text-2);
  cursor: pointer;
  transition: color 0.25s, border-color 0.25s, transform 0.25s;
}
.quiz__close:hover { color: var(--accent); border-color: rgba(217, 53, 53, 0.5); transform: rotate(90deg); }

.quiz__steps {
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.quiz__progress {
  height: 3px;
  border-radius: 3px;
  background: rgba(183, 192, 199, 0.12);
  margin-bottom: 28px;
  overflow: hidden;
  flex-shrink: 0;
}
.quiz__progress-bar {
  height: 100%;
  width: 0%;
  border-radius: 3px;
  background: linear-gradient(90deg, #7E1F1F, var(--accent));
  box-shadow: 0 0 12px rgba(217, 53, 53, 0.6);
  transition: width 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.quiz-step__title {
  font-family: var(--font-sub);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 10px;
}
.quiz-step__text {
  color: var(--text-2);
  font-size: 14px;
  margin-bottom: 18px;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}
.quiz-options--grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.quiz-option {
  position: relative;
  text-align: left;
  padding: 17px 18px 17px 22px;
  background: linear-gradient(165deg, #1B1B1B, #101010);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-sub);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.22s, background 0.22s, transform 0.18s;
}
.quiz-option::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--steel-dim);
  transition: background 0.22s;
}
.quiz-option:hover {
  border-color: rgba(217, 53, 53, 0.5);
  transform: translateY(-2px);
}
.quiz-option:hover::before { background: var(--accent); }
.quiz-option.is-selected {
  border-color: var(--accent);
  background: linear-gradient(165deg, rgba(217, 53, 53, 0.16), rgba(217, 53, 53, 0.05));
  box-shadow: 0 0 0 1px var(--accent), 0 8px 26px rgba(217, 53, 53, 0.2);
}
.quiz-option.is-selected::before { background: var(--accent); }

.quiz-field { margin-top: 16px; }
.quiz-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 8px;
}
.quiz-field input,
.quiz-field textarea {
  width: 100%;
  padding: 15px 16px;
  background: #0D0D0D;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  resize: vertical;
  transition: border-color 0.22s, box-shadow 0.22s;
}
.quiz-field input::placeholder,
.quiz-field textarea::placeholder { color: rgba(166, 166, 160, 0.55); }
.quiz-field input:focus,
.quiz-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.quiz-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.quiz-chip {
  padding: 11px 22px;
  background: linear-gradient(165deg, #1B1B1B, #101010);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  font-family: var(--font-sub);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.22s, background 0.22s, transform 0.18s;
}
.quiz-chip:hover { border-color: rgba(217, 53, 53, 0.5); transform: translateY(-2px); }
.quiz-chip.is-selected {
  border-color: var(--accent);
  background: var(--accent);
  color: #FFF6F4;
  box-shadow: 0 6px 20px rgba(217, 53, 53, 0.3);
}

.quiz__nav {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  flex-shrink: 0;
}
.quiz__nav .btn { padding: 14px 26px; font-size: 14px; }
.quiz__next, .quiz__submit { margin-left: auto; min-width: 150px; }
.quiz__submit.is-sending { opacity: 0.75; pointer-events: none; }

[hidden] { display: none !important; }

/* ============================================================
   THANKS
   ============================================================ */

.thanks {
  position: relative;
  min-height: calc(100svh - 130px);
  display: flex;
  align-items: center;
  padding: 130px 0 60px;
  overflow: hidden;
}

.thanks__bg { position: absolute; inset: 0; }

.thanks__inner {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
}

.thanks__panel {
  width: 100%;
  max-width: 620px;
  text-align: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(58, 168, 107, 0.07), transparent 60%),
    linear-gradient(180deg, var(--bg-2), #0B0B0B);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: clamp(40px, 6vw, 64px) 32px;
}

.thanks__gauge { margin-bottom: 26px; }
.thanks__gauge svg { width: min(260px, 70%); margin: 0 auto; display: block; }

.thanks__gauge-caption {
  font-size: 11px;
  color: var(--green);
  margin-top: 10px;
}

.thanks__title {
  font-family: var(--font-head);
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1;
  margin-bottom: 16px;
}

.thanks__text {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 12px;
}

.thanks__note {
  font-size: 14.5px;
  color: var(--text-2);
  max-width: 440px;
  margin: 0 auto 34px;
}

/* ============================================================
   АДАПТИВ
   ============================================================ */

@media (max-width: 1024px) {
  .cards--4 { grid-template-columns: repeat(2, 1fr); }
  .cards--3 { grid-template-columns: repeat(2, 1fr); }
  .scheme__list { grid-template-columns: repeat(2, 1fr); }

  .hero__inner { grid-template-columns: 1fr; }

  .experience__inner,
  .costs__inner { grid-template-columns: 1fr; gap: 44px; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .footer__cta { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }

  .nav {
    position: fixed;
    top: 73px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(8, 8, 8, 0.97);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px 20px;
    transform: translateY(-130%);
    transition: transform 0.35s ease;
    z-index: -1;
  }
  .nav.is-open { transform: translateY(0); }
  .nav__link { padding: 14px 0; font-size: 16px; border-bottom: 1px solid var(--line); }

  .burger { display: flex; }
  .header__cta { display: none; }
  .nav__cta {
    display: inline-flex;
    justify-content: center;
    width: 100%;
    margin-top: 18px;
  }

  .hero { padding-top: 110px; min-height: auto; padding-bottom: 72px; }
  .hero__overlay {
    background:
      linear-gradient(180deg, rgba(8, 8, 8, 0.52) 0%, rgba(8, 8, 8, 0.36) 55%, rgba(8, 8, 8, 0.5) 100%);
  }
  .hero__photo {
    object-position: center 35%;
    filter: brightness(1.14) saturate(1.06);
  }
  .hero__actions .btn { width: 100%; }
  .cards--4, .cards--3 { grid-template-columns: 1fr; }
  .scheme__list { grid-template-columns: 1fr; }

  .section__head { flex-direction: column; gap: 12px; }

  .btn { padding: 17px 26px; font-size: 15px; }
  .btn--lg { padding: 19px 32px; width: 100%; }

  .footer__inner { grid-template-columns: 1fr; gap: 36px; }
  .footer__cta .btn { width: 100%; }

  .quiz { padding: 16px; align-items: center; justify-content: center; }
  .quiz__card {
    max-width: min(640px, calc(100% - 24px));
    max-height: calc(100dvh - 32px);
    border-radius: 20px;
    padding: 44px 18px 20px;
  }
  .quiz-options--grid { grid-template-columns: 1fr; }
  .quiz-option { padding: 16px 18px 16px 22px; }
  .quiz__nav .btn { padding: 12px 10px; font-size: 13px; }

  .experience__num { font-size: 96px; }
  .footer__bottom { flex-direction: column; gap: 6px; }
}

@media (max-width: 400px) {
  .container { padding: 0 16px; }
  .logo__text { font-size: 22px; }
  .hero__badges li { font-size: 11px; padding: 7px 10px; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero__ticker-track { animation: none; }
  .hero__meta-dot { animation: none; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}

/* ===== Quiz: компактно без скролла + мобильные фиксы ===== */
html, body { overflow-x: hidden; max-width: 100%; }

body.quiz-open,
body.quiz-lock,
body.quiz-locked { overflow: hidden; }

.quiz { overflow-x: hidden; max-width: 100vw; }

.quiz__card,
.quiz__panel {
  display: flex;
  flex-direction: column;
  overflow: hidden !important;
  max-height: min(100dvh, 100vh) !important;
}

.quiz__steps,
.quiz__viewport,
.quiz__body,
#quizForm.quiz__body {
  flex: 1;
  min-height: 0;
  overflow: hidden !important;
}

.quiz-step:not([hidden]),
.quiz__step:not([hidden]),
fieldset.quiz__step:not([hidden]),
.quiz__body > .quiz__step {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: visible;
}

fieldset.quiz__step { border: 0; margin: 0; padding: 0; min-width: 0; }

.quiz-options,
.quiz__options {
  gap: 8px !important;
  margin-top: 10px !important;
}

.quiz-options--grid,
.quiz__options--grid,
.quiz__options--2col,
.quiz__options:not(.quiz__options--col) {
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
}

.quiz-option,
.quiz-opt,
.quiz__option {
  padding: 10px 12px !important;
  font-size: 14px !important;
  line-height: 1.25;
}

.quiz-step__title,
.quiz__title,
.quiz__question,
.quiz__step-title {
  font-size: clamp(17px, 4vw, 20px) !important;
  margin-bottom: 6px !important;
  line-height: 1.25;
  padding-right: 36px;
  flex-shrink: 0;
}

.quiz-step__text,
.quiz__text,
.quiz__desc,
.quiz__hint {
  font-size: 13px !important;
  margin-bottom: 8px !important;
  line-height: 1.35;
}

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

.quiz-fields-grid .quiz-field--full,
.quiz__field--full,
.quiz__fields--compact .quiz__field--full,
.quiz__fields.quiz-fields-grid > .quiz__field:nth-child(n+3) {
  grid-column: 1 / -1;
}

.quiz-field,
.quiz__field { margin-top: 0 !important; margin-bottom: 0 !important; }

.quiz-field input,
.quiz-field textarea,
.quiz__input,
.quiz__textarea,
.quiz__form input,
.quiz__form textarea {
  font-size: 16px !important;
  padding: 11px 14px !important;
  min-height: 44px;
  touch-action: manipulation;
}

.quiz-field textarea,
.quiz__textarea,
textarea.quiz__input,
.quiz__input--area {
  min-height: 52px !important;
  max-height: 68px;
  resize: none;
}

.quiz-chips,
.quiz__chips { gap: 8px !important; }

.quiz-chip,
.quiz__chip {
  font-size: 14px !important;
  padding: 9px 16px !important;
}

.quiz__nav,
.quiz__footer {
  flex-shrink: 0;
  margin-top: 10px !important;
  padding-top: 10px !important;
}

.quiz__nav-btn.is-hidden { display: none !important; }

.quiz__progress { flex-shrink: 0; margin-bottom: 14px !important; }
.quiz__head { flex-shrink: 0; }

.quiz__skip-note { font-size: 11px; margin-top: 8px; }

.quiz__submit { margin-top: 12px !important; }
.quiz__privacy { font-size: 11px; margin-top: 8px; }

/* ===== Реквизиты в подвале ===== */
.footer { overflow: visible; }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  overflow: visible;
}

.footer__requisites-wrap {
  position: relative;
  flex-shrink: 0;
}

.footer__requisites-btn {
  background: none;
  border: none;
  font: inherit;
  font-size: 14px;
  color: var(--text-2, #B9AAA2);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  padding: 4px 0;
  white-space: nowrap;
}

.footer__requisites-btn:hover { color: var(--text, #F8F1E8); }

.footer__requisites-popover {
  position: absolute;
  right: 0;
  bottom: calc(100% + 10px);
  min-width: 210px;
  max-width: min(280px, calc(100vw - 32px));
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line, rgba(255, 255, 255, 0.14));
  background: var(--bg-2, #141820);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.45);
  font-size: 13px;
  line-height: 1.4;
  z-index: 30;
  text-align: left;
}

.footer__requisites-popover[hidden] { display: none !important; }

.footer__requisites-name {
  margin: 0;
  color: var(--text, #F4F6FA);
  font-weight: 500;
}

.footer__requisites-inn {
  margin: 6px 0 0;
  color: var(--text-2, #A8B0C2);
  font-family: var(--mono, monospace);
  font-size: 12px;
  letter-spacing: 0.02em;
}

@media (max-width: 760px) {
  .hero__subtitle { display: none; }

  .quiz {
    padding: 16px !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .quiz__card,
  .quiz__panel {
    width: 100% !important;
    max-width: min(640px, calc(100% - 24px)) !important;
    border-radius: 20px !important;
    max-height: calc(100dvh - 32px) !important;
    padding-bottom: 16px !important;
  }

  .quiz__card { padding: 44px 16px 16px !important; }
  .quiz__panel { padding: 18px 16px 14px !important; }
  .quiz__body { padding: 16px 16px 6px !important; }

  .quiz-fields-grid,
  .quiz__fields--compact {
    grid-template-columns: 1fr;
  }

  .quiz-options--grid,
  .quiz__options--grid,
  .quiz__options--2col,
  .quiz__options:not(.quiz__options--col) {
    grid-template-columns: 1fr !important;
  }

  .quiz-option,
  .quiz-opt,
  .quiz__option {
    padding: 9px 10px !important;
    font-size: 13px !important;
    min-width: 0;
    word-break: break-word;
    overflow-wrap: anywhere;
  }

  .quiz__nav,
  .quiz__footer {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 10px;
    padding-top: 12px !important;
  }

  .quiz__nav > .quiz__back,
  .quiz__nav > #quizBack,
  .quiz__footer > .quiz__back,
  .quiz__footer > #quizBack,
  .quiz__footer > .quiz__nav-btn--back {
    grid-column: 1;
    grid-row: 1;
    justify-self: start;
    max-width: 100%;
    min-width: 0;
  }

  .quiz__nav > .quiz__next,
  .quiz__nav > .quiz__submit,
  .quiz__nav > #quizNext,
  .quiz__nav > #quizSubmit,
  .quiz__footer > .quiz__next,
  .quiz__footer > .quiz__submit,
  .quiz__footer > #quizNext,
  .quiz__footer > #quizSubmit,
  .quiz__footer > .quiz__nav-btn--next {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    max-width: 100%;
    min-width: 0;
  }

  .quiz__nav .btn,
  .quiz__footer .btn,
  .quiz__nav-btn {
    flex: none !important;
    white-space: normal;
    text-align: center;
    width: 100%;
    max-width: 100%;
    padding: 11px 8px !important;
    font-size: 12px !important;
    line-height: 1.2;
  }

  .quiz__next,
  .quiz__submit,
  #quizNext,
  #quizSubmit {
    margin-left: 0 !important;
    min-width: 0 !important;
  }

  .quiz__nav > [hidden],
  .quiz__footer > [hidden] {
    display: none !important;
  }

  .footer__requisites-wrap { align-self: flex-end; }
}