/* ============================================
   alitep — Squarespace Portfolio design system
   ============================================ */

:root {
  --color-white: #fff;
  --color-black: #000;
  --color-gray-01: #ddd;
  --color-gray-02: #898989;
  --color-gray-03: #5a5a5a;
  --color-blue: #0072f0;

  --color-off-white: #f5f5f4;
  --color-warm-bg: #eeedeb;
  --color-dark: #0e0e0e;
  --color-dark-02: #1a1a1a;
  --color-glow: #6e3822;
  --color-glow-alt: #8c613d;

  --hero-fade-duration: 0.7s;

  --font-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;

  --nav-height: 72px;
  --container-padding: 24px;
  --grid-max: 1200px;
  --ease: cubic-bezier(0.645, 0.045, 0.355, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.4;
  color: var(--color-black);
  background: var(--color-white);
  letter-spacing: -0.001em;
}

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

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

ul, ol {
  list-style: none;
}

/* ---- Layout ---- */

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

.container--narrow {
  max-width: 720px;
}

.section {
  padding: 100px 0;
}

.section--warm {
  background: var(--color-warm-bg);
}

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

/* ---- Typography ---- */

.eyebrow {
  text-transform: uppercase;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-gray-03);
  margin-bottom: 24px;
}

.eyebrow--light {
  color: var(--color-gray-02);
}

.display {
  font-size: clamp(48px, 8vw, 110px);
  font-weight: 300;
  line-height: 1.04;
  letter-spacing: -0.06em;
  margin-bottom: 32px;
}

.title {
  font-size: clamp(44px, 6vw, 72px);
  font-weight: 300;
  line-height: 1.04;
  letter-spacing: -0.05em;
  margin-bottom: 64px;
}

.title--light {
  color: var(--color-white);
}

/* ---- Buttons ---- */

.cta {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: none;
  transition: opacity 0.3s var(--ease);
}

.cta:hover {
  opacity: 0.8;
}

.cta--primary {
  background: var(--color-black);
  color: var(--color-white);
  padding: 20px 32px;
}

.cta--primary.cta--light {
  background: var(--color-white);
  color: var(--color-black);
}

.cta--secondary {
  background: transparent;
  color: var(--color-black);
  padding: 18px 30px;
  box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.2);
}

.cta--ghost {
  color: var(--color-white);
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.4);
}

/* ---- Header ---- */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  min-height: var(--nav-height);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    background 0.4s var(--ease),
    border-color 0.4s var(--ease),
    box-shadow 0.4s var(--ease),
    color 0.4s var(--ease);
}

.header--over-hero {
  color: var(--color-white);
}

.header--over-hero .burger span {
  background: var(--color-white);
}

.header--over-hero .cta--primary {
  background: var(--color-white);
  color: var(--color-black);
}

.header--scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
  color: var(--color-black);
}

.header--scrolled .burger span {
  background: var(--color-black);
}

.header--scrolled .cta--primary {
  background: var(--color-black);
  color: var(--color-white);
}

.header__inner {
  display: flex;
  align-items: center;
  height: var(--nav-height);
  gap: 32px;
}

.logo {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.nav {
  display: none;
  gap: 32px;
  margin-left: auto;
}

.nav__link {
  font-size: 14px;
  font-weight: 500;
  transition: opacity 0.3s;
}

.nav__link:hover {
  opacity: 0.6;
}

.header__cta {
  display: none;
  padding: 14px 24px;
  margin-left: auto;
}

.burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: auto;
  padding: 0;
}

.burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-black);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.burger[aria-expanded="true"] span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.burger[aria-expanded="true"] span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px var(--container-padding) 24px;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-01);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.mobile-nav[hidden] {
  display: none;
}

@media (max-width: 1023px) {
  .header--over-hero {
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
    color: var(--color-black);
  }

  .header--over-hero .burger span {
    background: var(--color-black);
  }
}

.mobile-nav__link {
  font-size: 18px;
  font-weight: 400;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-gray-01);
}

.mobile-nav__cta {
  margin-top: 16px;
  text-align: center;
}

@media (min-width: 1024px) {
  .header__inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
  }

  .logo {
    justify-self: start;
  }

  .nav {
    display: flex;
    grid-column: 2;
    margin-left: 0;
    justify-self: center;
  }

  .header__cta {
    display: inline-block;
    grid-column: 3;
    justify-self: end;
    margin-left: 0;
  }

  .burger {
    display: none;
  }
}

/* ---- Hero ---- */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  color: var(--color-white);
}

.hero__video-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--color-dark);
  pointer-events: none;
}

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity var(--hero-fade-duration) ease-in-out;
}

.hero__video--active {
  opacity: 1;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0.45) 0%,
      rgba(0, 0, 0, 0.2) 35%,
      rgba(0, 0, 0, 0.1) 60%,
      transparent 100%
    );
  pointer-events: none;
}

.hero__gradient-bottom {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 55%;
  z-index: 3;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.82) 0%,
    rgba(0, 0, 0, 0.45) 35%,
    rgba(0, 0, 0, 0.15) 65%,
    transparent 100%
  );
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 5;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  padding: calc(var(--nav-height) + 48px) var(--container-padding) 24px;
}

.hero .eyebrow {
  color: rgba(255, 255, 255, 0.7);
}

.hero__lead {
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.75);
  max-width: 560px;
  margin: 0 auto 40px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

/* ---- Hero showcase (video + site preview) ---- */

.hero__showcase {
  position: relative;
  z-index: 6;
  flex-shrink: 0;
  width: 100%;
  margin: 0 auto clamp(12px, 3vh, 32px);
  padding: 0;
  overflow: hidden;
}

.hero__carousel {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: clamp(240px, 40vw, 480px);
  margin: 0 auto;
  overflow: visible;
  perspective: 1600px;
  perspective-origin: 50% 40%;
}

.hero__carousel-main {
  position: relative;
  z-index: 3;
  flex-shrink: 0;
  width: min(54vw, 620px);
  border-radius: 12px 12px 0 0;
  overflow: hidden;
  background: #fff;
  transform: translateZ(0);
  box-shadow:
    0 32px 80px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(255, 255, 255, 0.1);
  transition:
    transform 0.65s var(--ease),
    opacity 0.65s var(--ease);
}

.hero__carousel-side {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: min(42vw, 420px);
  padding: 0;
  border: none;
  border-radius: 12px;
  overflow: hidden;
  background: #1a1a1a;
  cursor: pointer;
  opacity: 0.82;
  backface-visibility: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
  transition:
    opacity 0.65s var(--ease),
    transform 0.65s var(--ease);
}

.hero__carousel-side:hover {
  opacity: 0.95;
}

.hero__carousel-side--prev {
  left: clamp(0px, 1.5vw, 20px);
  transform: translateY(-50%) rotateY(34deg) scale(0.96) translateZ(-60px);
  transform-origin: center right;
}

.hero__carousel-side--prev:hover {
  transform: translateY(-50%) rotateY(22deg) scale(0.98) translateZ(-30px);
}

.hero__carousel-side--next {
  right: clamp(0px, 1.5vw, 20px);
  transform: translateY(-50%) rotateY(-34deg) scale(0.96) translateZ(-60px);
  transform-origin: center left;
}

.hero__carousel-side--next:hover {
  transform: translateY(-50%) rotateY(-22deg) scale(0.98) translateZ(-30px);
}

/* Плавный «поворот карусели» при смене слайда */
.hero__carousel--motion-next .hero__carousel-main {
  transform: translateZ(0) scale(0.96);
  opacity: 0.75;
}

.hero__carousel--motion-next .hero__carousel-side--next {
  transform: translateY(-50%) rotateY(-14deg) scale(1.02) translateZ(-20px);
  opacity: 0.95;
}

.hero__carousel--motion-next .hero__carousel-side--prev {
  transform: translateY(-50%) rotateY(42deg) scale(0.9) translateZ(-80px);
  opacity: 0.65;
}

.hero__carousel--motion-prev .hero__carousel-main {
  transform: translateZ(0) scale(0.96);
  opacity: 0.75;
}

.hero__carousel--motion-prev .hero__carousel-side--prev {
  transform: translateY(-50%) rotateY(14deg) scale(1.02) translateZ(-20px);
  opacity: 0.95;
}

.hero__carousel--motion-prev .hero__carousel-side--next {
  transform: translateY(-50%) rotateY(-42deg) scale(0.9) translateZ(-80px);
  opacity: 0.65;
}

.hero__carousel-side-media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #1a1a1a;
}

.hero__carousel-side-img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: top center;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--hero-fade-duration) ease-in-out;
}

.hero__carousel-side-img--active {
  opacity: 1;
  z-index: 1;
}

.hero__showcase-chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 14px;
  background: #f0f0f0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.hero__showcase-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #d4d4d4;
}

.hero__showcase-dot:first-child {
  background: #ff5f57;
}

.hero__showcase-dot:nth-child(2) {
  background: #febc2e;
}

.hero__showcase-dot:nth-child(3) {
  background: #28c840;
}

.hero__showcase-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: #fff;
  overflow: hidden;
}

.hero__showcase-img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: top center;
  opacity: 0;
  transition: opacity var(--hero-fade-duration) ease-in-out;
}

.hero__showcase-img--active {
  opacity: 1;
  z-index: 1;
}

@media (max-width: 768px) {
  .hero__carousel {
    height: clamp(200px, 50vw, 320px);
    perspective: 1000px;
  }

  .hero__carousel-main {
    width: min(68vw, 480px);
  }

  .hero__carousel-side {
    width: min(36vw, 260px);
    opacity: 0.72;
  }

  .hero__carousel-side--prev {
    left: -8px;
    transform: translateY(-50%) rotateY(28deg) scale(0.9) translateZ(-40px);
  }

  .hero__carousel-side--next {
    right: -8px;
    transform: translateY(-50%) rotateY(-28deg) scale(0.9) translateZ(-40px);
  }
}

@media (max-width: 480px) {
  .hero__carousel-side {
    width: min(34vw, 140px);
  }

  .hero__carousel-side--prev {
    transform: translateY(-50%) rotateY(24deg) scale(0.88) translateZ(-30px);
  }

  .hero__carousel-side--next {
    transform: translateY(-50%) rotateY(-24deg) scale(0.88) translateZ(-30px);
  }
}

/* Hero всегда виден сразу — не ждем IntersectionObserver */
.hero .reveal {
  opacity: 1;
  transform: none;
}

/* ---- Services ---- */

.services {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 744px) {
  .services {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

.service-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 40px;
  border: 1px solid var(--color-gray-01);
  background: var(--color-white);
}

.service-card--featured {
  background: var(--color-warm-bg);
  border-color: var(--color-gray-01);
}

.service-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 48px;
  margin-bottom: 24px;
}

.service-card--featured .service-card__badge {
  color: var(--color-white);
  background: var(--color-glow-alt);
}

.service-card--featured .service-card__icon {
  color: var(--color-glow-alt);
}

.service-card__badge {
  flex-shrink: 0;
  margin: 0;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.service-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-black);
}

.service-card__title {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.service-card__text {
  color: var(--color-gray-03);
  line-height: 1.5;
  margin-bottom: 24px;
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
  flex: 1;
}

.service-card__list li {
  position: relative;
  padding-left: 20px;
  color: var(--color-gray-03);
  line-height: 1.4;
}

.service-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-black);
}

.service-card__footer {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--color-gray-01);
}

.service-card__price {
  font-size: 28px;
  font-weight: 300;
  letter-spacing: -0.03em;
}

.service-card__cta {
  width: 100%;
  text-align: center;
}

/* ---- Niches ---- */

.title--niches {
  margin-bottom: 48px;
}

.niches-marquee {
  overflow: hidden;
  width: 100%;
  padding: 8px 0 16px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.niches-marquee__track {
  display: flex;
  width: max-content;
  animation: niches-marquee 45s linear infinite;
}

.niches-marquee:hover .niches-marquee__track {
  animation-play-state: paused;
}

.niches-marquee__group {
  display: flex;
  align-items: center;
  gap: clamp(32px, 6vw, 72px);
  padding-right: clamp(32px, 6vw, 72px);
}

.niche {
  flex-shrink: 0;
  font-size: clamp(22px, 3.5vw, 40px);
  font-weight: 300;
  letter-spacing: -0.04em;
  line-height: 1;
  white-space: nowrap;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.3s var(--ease);
}

.niche__hash {
  color: var(--color-gray-02);
}

.niche:hover {
  opacity: 0.55;
}

.niche:hover .niche__hash {
  color: var(--color-gray-03);
}

@keyframes niches-marquee {
  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .niches-marquee {
    overflow: visible;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .niches-marquee__track {
    flex-wrap: wrap;
    justify-content: center;
    width: auto;
    gap: 16px 32px;
    animation: none;
  }

  .niches-marquee__group {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px 32px;
    padding-right: 0;
  }

  .niches-marquee__group[aria-hidden="true"] {
    display: none;
  }

  .niche {
    font-size: clamp(18px, 3vw, 28px);
    white-space: normal;
  }
}

/* ---- Steps ---- */

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 40px 0;
  border-top: 1px solid var(--color-gray-01);
}

.step:last-child {
  border-bottom: 1px solid var(--color-gray-01);
}

.step__num {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-gray-02);
  padding-top: 4px;
}

.step__title {
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.step__text {
  color: var(--color-gray-03);
  line-height: 1.5;
  max-width: 560px;
}

/* ---- FAQ ---- */

.faq {
  display: flex;
  flex-direction: column;
}

.faq__item {
  border-top: 1px solid var(--color-gray-01);
}

.faq__item:last-child {
  border-bottom: 1px solid var(--color-gray-01);
}

.faq__question {
  font-size: clamp(18px, 2.5vw, 22px);
  font-weight: 500;
  letter-spacing: -0.02em;
  padding: 28px 32px 28px 0;
  cursor: pointer;
  list-style: none;
  position: relative;
  transition: color 0.3s;
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 24px;
  font-weight: 300;
  color: var(--color-gray-02);
  transition: transform 0.35s var(--ease);
}

.faq__item.is-open .faq__question::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq__content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s var(--ease);
}

.faq__item.is-open .faq__content {
  grid-template-rows: 1fr;
}

.faq__answer {
  overflow: hidden;
  padding-bottom: 0;
  color: var(--color-gray-03);
  line-height: 1.6;
  max-width: 600px;
  opacity: 0;
  transition: opacity 0.3s var(--ease), padding-bottom 0.35s var(--ease);
}

.faq__item.is-open .faq__answer {
  padding-bottom: 28px;
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .faq__content,
  .faq__answer,
  .faq__question::after {
    transition: none;
  }

  .faq__item:not(.is-open) .faq__answer {
    display: none;
  }

  .faq__item.is-open .faq__answer {
    opacity: 1;
    padding-bottom: 28px;
  }
}

/* ---- CTA Section ---- */

.cta-section {
  background: var(--color-warm-bg);
  padding: 100px 0 120px;
}

.cta-section__inner {
  display: block;
}

/* ---- Feedback form ---- */

.feedback-form {
  display: grid;
  grid-template-columns: minmax(0, 480px) minmax(0, 1fr);
  gap: clamp(48px, 8vw, 112px);
  align-items: center;
}

.feedback-form__panel {
  display: grid;
  gap: 0;
  padding: 40px 36px 36px;
  background: var(--color-white);
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.07);
}

.feedback-form__panel-head {
  display: grid;
  gap: 12px;
  padding-bottom: 28px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--color-gray-01);
}

.feedback-form__panel-title {
  margin: 0;
  font-size: clamp(30px, 4vw, 38px);
  font-weight: 300;
  letter-spacing: -0.04em;
  line-height: 1.08;
  color: var(--color-black);
}

.feedback-form__panel-lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-gray-03);
  max-width: 36ch;
}

.feedback-form__fields {
  display: grid;
  gap: 20px;
}

.feedback-form__contacts {
  display: grid;
  gap: 16px;
}

.feedback-form__field {
  display: grid;
  gap: 8px;
}

.feedback-form__label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-gray-02);
}

.feedback-form__required {
  color: var(--color-gray-03);
}

.feedback-form__input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid transparent;
  background: var(--color-off-white);
  color: var(--color-black);
  font: inherit;
  font-size: 16px;
  transition:
    border-color 0.25s var(--ease),
    background 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}

.feedback-form__input::placeholder {
  color: var(--color-gray-02);
}

.feedback-form__input:hover {
  background: #efefee;
}

.feedback-form__input:focus {
  outline: none;
  border-color: rgba(0, 0, 0, 0.14);
  background: var(--color-white);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.04);
}

.feedback-form__phone {
  display: flex;
  align-items: stretch;
  background: var(--color-off-white);
  border: 1px solid transparent;
  transition:
    border-color 0.25s var(--ease),
    background 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}

.feedback-form__phone:focus-within {
  border-color: rgba(0, 0, 0, 0.14);
  background: var(--color-white);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.04);
}

.feedback-form__phone:hover {
  background: #efefee;
}

.feedback-form__phone-prefix {
  display: flex;
  align-items: center;
  padding: 14px 0 14px 16px;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-black);
  white-space: nowrap;
  user-select: none;
}

.feedback-form__input--phone {
  flex: 1;
  min-width: 0;
  padding-left: 8px;
  border: none;
  background: transparent;
  box-shadow: none;
}

.feedback-form__input--phone:hover,
.feedback-form__input--phone:focus {
  border: none;
  background: transparent;
  box-shadow: none;
}

.feedback-form__control--error,
.feedback-form__phone.feedback-form__control--error {
  border-color: #c93b2f;
  background: #fff6f5;
}

.feedback-form__control--error:hover,
.feedback-form__phone.feedback-form__control--error:hover {
  background: #fff1ef;
}

.feedback-form__control--error:focus,
.feedback-form__phone.feedback-form__control--error:focus-within {
  border-color: #c93b2f;
  background: #fff6f5;
  box-shadow: 0 0 0 3px rgba(201, 59, 47, 0.14);
}

.feedback-form__consent--error .feedback-form__consent-text,
.feedback-form__consent--error .feedback-form__consent-text a {
  color: #c93b2f;
}

.feedback-form__footer {
  display: grid;
  gap: 18px;
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--color-gray-01);
}

.feedback-form__aside {
  display: grid;
  gap: 48px;
  padding: 8px 0;
}

.feedback-form__aside-title {
  margin-bottom: 0;
  max-width: 9ch;
}

.feedback-form__perks {
  display: grid;
  gap: 32px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.feedback-form__perk {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  align-items: start;
}

.feedback-form__perk-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-black);
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.feedback-form__perk-body {
  padding-top: 4px;
}

.feedback-form__perk-title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--color-black);
}

.feedback-form__perk-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-gray-03);
  max-width: 34ch;
}

.feedback-form__consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--color-gray-03);
  cursor: pointer;
}

.feedback-form__checkbox {
  flex-shrink: 0;
  width: 17px;
  height: 17px;
  margin-top: 1px;
  accent-color: var(--color-black);
}

.feedback-form__consent a {
  color: var(--color-black);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity 0.25s var(--ease);
}

.feedback-form__consent a:hover {
  opacity: 0.65;
}

.feedback-form__message {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}

.feedback-form__message--error {
  color: #b42318;
}

.feedback-form__message--success {
  color: #1a7f37;
}

.feedback-form__submit {
  width: 100%;
  padding: 20px 32px;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: opacity 0.25s var(--ease), transform 0.2s var(--ease);
}

.feedback-form__submit:hover:not(:disabled) {
  opacity: 0.88;
}

.feedback-form__submit:active:not(:disabled) {
  transform: scale(0.995);
}

.feedback-form__submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

@media (max-width: 960px) {
  .feedback-form {
    grid-template-columns: 1fr;
    gap: 56px;
    align-items: start;
  }

  .feedback-form__aside {
    order: -1;
    gap: 36px;
    padding: 0;
  }

  .feedback-form__aside-title {
    max-width: none;
  }

  .feedback-form__perk-text {
    max-width: none;
  }
}

@media (max-width: 520px) {
  .cta-section {
    padding: 80px 0 100px;
  }

  .feedback-form__panel {
    padding: 28px 20px 24px;
  }

  .feedback-form__panel-head {
    padding-bottom: 20px;
    margin-bottom: 20px;
  }

  .feedback-form__footer {
    margin-top: 20px;
    padding-top: 20px;
  }
}

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

.footer {
  padding: 40px 0;
  border-top: 1px solid var(--color-gray-01);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px 32px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer__logo {
  font-weight: 500;
  font-size: 16px;
}

.footer__copy {
  font-size: 13px;
  color: var(--color-gray-02);
}

.footer__meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 24px;
  margin-left: auto;
  border-left: 1px solid var(--color-gray-01);
  border-right: 1px solid var(--color-gray-01);
}

.footer__meta p {
  font-size: 13px;
  color: var(--color-gray-03);
  line-height: 1.35;
}

.footer__documents-link {
  display: inline-flex;
  align-items: center;
  color: var(--color-gray-03);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.35;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  transition: color 0.25s var(--ease), opacity 0.25s var(--ease);
}

.footer__documents-link:hover {
  color: var(--color-black);
  opacity: 0.7;
}

.footer__social {
  display: flex;
  align-items: center;
  gap: 2px;
}

.footer__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--color-gray-03);
  transition: color 0.25s var(--ease), opacity 0.25s var(--ease);
}

.footer__social-link:hover {
  color: var(--color-black);
  opacity: 0.85;
}

.footer__social-link svg {
  display: block;
  width: 22px;
  height: 22px;
}

.footer__social-link--telegram svg {
  width: 20px;
  height: 18px;
}

.footer__social-link--vk svg {
  width: 22px;
  height: 22px;
}

@media (max-width: 760px) {
  .footer__inner {
    align-items: stretch;
  }

  .footer__brand,
  .footer__meta,
  .footer__social,
  .footer__documents-link {
    width: 100%;
  }

  .footer__social {
    justify-content: flex-start;
    padding-top: 2px;
  }

  .footer__meta {
    padding: 16px 0;
    margin-left: 0;
    border-left: none;
    border-right: none;
    border-top: 1px solid var(--color-gray-01);
    border-bottom: 1px solid var(--color-gray-01);
  }

  .footer__documents-link {
    padding-top: 2px;
  }
}

/* ---- Document pages ---- */

.document-body {
  background: var(--color-off-white);
}

.document-body .reveal {
  opacity: 1;
  transform: none;
}

.document-hero {
  padding: calc(var(--nav-height) + 88px) 0 72px;
  background: var(--color-warm-bg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.document-hero__inner {
  max-width: 900px;
}

.document-hero .title {
  margin-bottom: 24px;
}

.document-hero__lead {
  max-width: 560px;
  color: var(--color-gray-03);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.5;
}

.document-section {
  padding: 72px 0 96px;
}

.document-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}

.documents-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.documents-nav__link {
  flex: 0 0 auto;
  padding: 12px 16px;
  border: 1px solid var(--color-gray-01);
  background: var(--color-white);
  color: var(--color-gray-03);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.documents-nav__link:hover,
.documents-nav__link--active {
  background: var(--color-black);
  border-color: var(--color-black);
  color: var(--color-white);
}

.document-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-01);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.06);
}

.document-content {
  padding: clamp(28px, 5vw, 64px);
}

.document-content h2 {
  margin: 48px 0 18px;
  padding-top: 32px;
  border-top: 1px solid var(--color-gray-01);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 400;
  line-height: 1.16;
  letter-spacing: -0.04em;
}

.document-content h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.document-content p {
  max-width: 820px;
  margin-bottom: 14px;
  color: var(--color-gray-03);
  line-height: 1.65;
}

.document-content ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 820px;
  margin: 0 0 24px;
}

.document-content li {
  position: relative;
  padding-left: 20px;
  color: var(--color-gray-03);
  line-height: 1.55;
}

.document-content li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-black);
}

.document-content code {
  font-family: var(--font-sans);
  color: var(--color-black);
  background: var(--color-warm-bg);
  padding: 0.08em 0.34em;
}

.documents-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.document-card--link {
  display: flex;
  min-height: 220px;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.document-card--link:hover {
  transform: translateY(-4px);
  box-shadow: 0 32px 72px rgba(0, 0, 0, 0.1);
}

.document-card__eyebrow {
  margin-bottom: 28px;
  color: var(--color-gray-02);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.document-card--link h2 {
  margin-bottom: 16px;
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.document-card--link p {
  color: var(--color-gray-03);
  line-height: 1.5;
}

@media (min-width: 744px) {
  .documents-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .document-layout {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 40px;
  }

  .documents-nav {
    position: sticky;
    top: calc(var(--nav-height) + 24px);
    flex-direction: column;
    overflow: visible;
  }
}

/* ---- Cookie banner ---- */

.cookie-banner {
  position: fixed;
  right: 16px;
  bottom: 16px;
  left: 16px;
  z-index: 200;
  max-width: 420px;
  margin-left: auto;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.14);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner__label {
  font-weight: 500;
  color: var(--color-black);
}

.cookie-banner__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.45;
  color: var(--color-gray-03);
}

.cookie-banner__text a {
  color: var(--color-black);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cookie-banner__actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.cookie-banner__button {
  flex: 1;
  min-width: 0;
  padding: 9px 12px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  border: 1px solid var(--color-black);
  cursor: pointer;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), opacity 0.3s var(--ease);
}

.cookie-banner__button--accept {
  background: var(--color-black);
  color: var(--color-white);
}

.cookie-banner__button--reject {
  background: transparent;
  color: var(--color-black);
}

.cookie-banner__button:hover {
  opacity: 0.75;
}

@media (max-width: 640px) {
  .cookie-banner {
    left: 10px;
    right: 10px;
    bottom: 10px;
    max-width: none;
    max-height: 20vh;
    padding: 8px 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  }

  .cookie-banner__text {
    font-size: 11px;
    line-height: 1.35;
  }

  .cookie-banner__actions {
    margin-top: 6px;
    gap: 6px;
  }

  .cookie-banner__button {
    padding: 7px 8px;
    font-size: 10px;
    letter-spacing: 0.01em;
  }
}

/* ---- Reveal animations ---- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__video,
  .hero__showcase-img,
  .hero__carousel-side-img,
  .hero__carousel-side,
  .hero__carousel-main {
    transition: none;
  }

  .hero__carousel-side--prev,
  .hero__carousel-side--next,
  .hero__carousel-side--prev:hover,
  .hero__carousel-side--next:hover {
    transform: translateY(-50%) scale(0.9);
  }
}