:root {
  --color-brand-primary: #2F6BFF;
  --color-brand-stroke: #0041E0;

  --color-bg-primary: #04060B;
  --color-bg-secondary: #0A0C12;
  --color-bg-tertiary: #10131C;

  --color-stroke-card: #0E111A;

  --color-text-primary: #FFFFFF;
  --color-text-secondary: #A8B2D1;

  --font-main: Inter, "Segoe UI", Arial, sans-serif;

  --radius-button: 14px;
  --radius-card: 24px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  overflow-x: hidden;

  background: var(--color-bg-primary);
  color: var(--color-text-primary);

  font-family: var(--font-main);
}

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

/* Header */

.header {
  position: fixed;
  top: 0;
  left: 0;

  z-index: 100;

  width: 100%;
  height: 64px;

  padding: 0 140px;

  display: flex;
  align-items: center;
  justify-content: space-between;

  background: rgba(10, 12, 18, 0.82);

  backdrop-filter: blur(18px);

}

.header__logo {
  width: 32px;
  height: 32px;

  z-index: 2;
}

.header__logo img {
  width: 100%;
  height: 100%;

  display: block;
  object-fit: contain;
}

.header__nav {
  position: absolute;
  left: 50%;

  transform: translateX(-50%);

  display: flex;
  align-items: center;
  gap: 40px;
}

.header__nav-link {
  color: var(--color-text-secondary);

  font-size: 16px;
  font-weight: 500;
  line-height: 140%;

  transition: color 0.2s ease;
}

.header__nav-link:hover,
.header__nav-link--active {
  color: var(--color-text-primary);
}

.header__nav-link--active {
  font-weight: 600;
}

.header__menu-toggle {
  width: 42px;
  height: 42px;

  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;

  background: #10131C;
  border: 1px solid rgba(168, 178, 209, 0.12);
  border-radius: 12px;

  color: #FFFFFF;
  cursor: pointer;
  font-family: inherit;
}

.header__menu-toggle span {
  width: 18px;
  height: 2px;

  display: block;

  background: currentColor;
  border-radius: 999px;

  transition:
    transform 0.22s ease,
    opacity 0.22s ease;
}

/* Button */

.btn {
  height: 46px;

  padding: 0 22px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  border-radius: var(--radius-button);

  font-size: 16px;
  font-weight: 500;
  line-height: 140%;

  transition:
    background 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.btn--primary {
  background: var(--color-brand-primary);

  border: 1.5px solid var(--color-brand-stroke);

  color: var(--color-text-primary);

  box-shadow: 0 0 0 2px rgba(47, 107, 255, 0.18);
}

.btn--primary:hover {
  background: #2562F5;

  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.22);

  transform: translateY(-1px);
}

/* Shared */

.section-head {
  max-width: 1280px;

  margin: 0 auto 78px;

  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.section-head h2 {
  font-size: 48px;
  font-weight: 600;
  line-height: 110%;

  letter-spacing: -0.03em;
}

.section-head p {
  margin-top: 8px;
  max-width: 360px;

  color: var(--color-text-secondary);

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;

  text-align: right;
}

/* Hero */

.hero {
  position: relative;

  isolation: isolate;
  overflow: hidden;

  min-height: 100vh;

  padding-top: 64px;

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  text-align: center;

  background: #04060B;
}

.hero-crypto {
  position: absolute;
  inset: 0;

  z-index: 0;

  overflow: hidden;
  pointer-events: none;
}

.hero-crypto__grid,
.hero-crypto__hot,
.hero-crypto__crosses,
.hero-crypto__points,
.hero-crypto__icons {
  position: absolute;
  inset: 0;

  pointer-events: none;
}

.hero-crypto__grid {
  background-image:
    linear-gradient(rgba(55, 65, 85, 0.34) 1px, transparent 1px),
    linear-gradient(90deg, rgba(55, 65, 85, 0.34) 1px, transparent 1px);
  background-size: 91px 91px;

  opacity: 0.46;
  mix-blend-mode: screen;
}

.hero-crypto__hot {
  background-image:
    linear-gradient(rgba(168, 178, 209, 0.26) 2px, transparent 2px),
    linear-gradient(90deg, rgba(168, 178, 209, 0.26) 2px, transparent 2px);
  background-size: 91px 91px;

  opacity: 0;
  mix-blend-mode: screen;

  -webkit-mask-image: radial-gradient(circle var(--r, 137px) at var(--x, 50%) var(--y, 50%), black 0%, rgba(0, 0, 0, 0.95) 20%, rgba(0, 0, 0, 0.6) 40%, rgba(0, 0, 0, 0.2) 60%, transparent 78%);
  mask-image: radial-gradient(circle var(--r, 137px) at var(--x, 50%) var(--y, 50%), black 0%, rgba(0, 0, 0, 0.95) 20%, rgba(0, 0, 0, 0.6) 40%, rgba(0, 0, 0, 0.2) 60%, transparent 78%);

  transition: opacity 0.06s linear;
}

.hero-crypto__cross {
  position: absolute;

  width: 5px;
  height: 5px;

  opacity: 0.52;
  transform: translate(-50%, -50%) translate(0.5px, 0.5px);
  filter: drop-shadow(0 0 2px rgba(160, 170, 200, 0.18));
}

.hero-crypto__cross::before,
.hero-crypto__cross::after,
.hero-crypto__point::before,
.hero-crypto__point::after {
  content: "";

  position: absolute;
  top: 50%;
  left: 50%;

  background: rgba(155, 165, 190, 0.58);
}

.hero-crypto__cross::before {
  width: 5px;
  height: 1px;

  transform: translate(-50%, -50%) !important;
}

.hero-crypto__cross::after {
  width: 1px;
  height: 5px;

  transform: translate(-50%, -50%);
}

.hero-crypto__cross.is-hot {
  opacity: 0.88;
  filter: none;
}

.hero-crypto__cross.is-hot::before,
.hero-crypto__cross.is-hot::after {
  background: rgba(168, 178, 209, 0.9);
  box-shadow: none;
}

.hero-crypto__points {
  opacity: 0;
  transition: opacity 0.08s linear;
}

.hero-crypto__point {
  position: absolute;
  left: var(--px);
  top: var(--py);

  width: 8px;
  height: 8px;

  transform: translate(-50%, -50%);
}

.hero-crypto__point::before,
.hero-crypto__point::after {
  background: rgba(168, 178, 209, 0.86);
}

.hero-crypto__point::before {
  width: 8px;
  height: 1px;

  transform: translate(-50%, -50%);
}

.hero-crypto__point::after {
  width: 1px;
  height: 8px;

  transform: translate(-50%, -50%);
}

.hero-crypto__point--center {
  opacity: 0.72;
}

.hero-crypto__point--corner {
  opacity: 0.46;
}

.hero-crypto__icons {
  z-index: 1;
}

.hero-crypto__icon {
  position: absolute;

  width: 91px;
  height: 91px;

  display: block;

  transform: translate(-50%, -50%);
}

.hero-crypto__icon-base,
.hero-crypto__icon-tint {
  position: absolute;
  top: 50%;
  left: 50%;

  object-fit: contain;
  pointer-events: none;

  transform: translate(-50%, -50%);
  transition:
    opacity 0.22s ease,
    transform 0.22s ease,
    filter 0.22s ease;
}

.hero-crypto__icon-base {
  opacity: 0.96;
  filter: brightness(0) saturate(100%) invert(6%) sepia(14%) saturate(1183%) hue-rotate(183deg) brightness(92%) contrast(90%);
}

.hero-crypto__icon-tint {
  opacity: 0;
  filter: brightness(0) saturate(100%) invert(23%) sepia(13%) saturate(927%) hue-rotate(184deg) brightness(112%) contrast(96%);
}

.hero-crypto__icon.is-lit .hero-crypto__icon-base {
  opacity: 0.96;
  transform: translate(-50%, -50%) scale(1.03);
  filter: brightness(0) saturate(100%) invert(6%) sepia(14%) saturate(1183%) hue-rotate(183deg) brightness(92%) contrast(90%);
}

.hero-crypto__icon.is-lit .hero-crypto__icon-tint {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.03);
}

.hero-crypto__icon.is-focused .hero-crypto__icon-base {
  opacity: 0;
}

.hero-crypto__icon.is-focused .hero-crypto__icon-tint {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.06);

  -webkit-mask-image: none;
  mask-image: none;
}

.hero__title,
.hero__animation,
.hero__description,
.hero__button {
  position: relative;

  z-index: 2;
}

.hero__title {
  font-size: 55px;
  font-weight: 600;
  line-height: 110%;

  letter-spacing: -0.03em;
}

.hero__animation {
  width: min(576px, 72vw);
  aspect-ratio: 576 / 166;

  margin-top: 38px;

  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__animation svg,
.hero__animation canvas {
  width: 100% !important;
  height: 100% !important;

  display: block;
}

.hero__description {
  margin-top: 28px;

  color: var(--color-text-secondary);

  font-size: 18px;
  font-weight: 500;
  line-height: 150%;
}

.hero__button {
  margin-top: 22px;
}

/* Background for inner sections */

.solutions,
.products,
.institutional,
.insights,
.reviews,
.about,
.footer {
  position: relative;
  isolation: isolate;
}

.has-other-bg {
  overflow: hidden;
}

.has-other-bg > :not(.section-orb-bg) {
  position: relative;
  z-index: 1;
}

.section-orb-bg {
  position: absolute;
  inset: 0;
  z-index: 0;

  overflow: hidden;

  pointer-events: none;
}

.section-orb-bg::before {
  content: "";

  position: absolute;
  inset: -8%;

  background-image: url("./background2/fon other.svg");
  background-repeat: repeat-y;
  background-position: center top;
  background-size: 100% auto;

  opacity: 0.72;
}

.section-orb-bg::after {
  content: "";

  position: absolute;
  inset: 0;

  background:
    linear-gradient(180deg, rgba(4, 6, 11, 0.72), rgba(4, 6, 11, 0.3) 42%, rgba(4, 6, 11, 0.78)),
    linear-gradient(90deg, rgba(4, 6, 11, 0.62), transparent 28%, transparent 72%, rgba(4, 6, 11, 0.62));
}

.section-orb-bg__dot {
  position: absolute;
  left: var(--dot-x);
  top: var(--dot-y);

  width: var(--dot-size);
  height: var(--dot-size);

  border: 1px solid rgba(168, 178, 209, 0.68);
  border-radius: 50%;

  opacity: 0.4;

  transform: translate(-50%, -50%) scale(0.72);

  animation: section-orb-pulse var(--dot-duration) ease-in-out infinite;
  animation-delay: var(--dot-delay);
}

@keyframes section-orb-pulse {
  0%,
  100% {
    opacity: 0.34;
    transform: translate(-50%, -50%) scale(0.72);
  }

  50% {
    opacity: 0.92;
    transform: translate(-50%, -50%) scale(1.2);
  }
}

@media (max-width: 720px) {
  .section-orb-bg::before {
    background-size: auto 100%;
    opacity: 0.78;
  }

  .section-orb-bg__dot {
    border-color: rgba(168, 178, 209, 0.72);
  }
}

@media (prefers-reduced-motion: reduce) {
  .section-orb-bg__dot {
    animation: none;
    opacity: 0.32;
  }
}

/* Partners */

.partners {
  width: 100%;

  padding: 28px 140px 34px;

  display: flex;
  align-items: center;
  justify-content: center;

  background: #0A0C12;

  overflow: hidden;
}

.partners img {
  height: 34px;

  opacity: 0.65;

  transition:
    opacity 0.2s ease,
    filter 0.2s ease;
}

.partners img.partner-logo--active {
  filter: brightness(0) invert(1);
  opacity: 1;
}

.partners__marquee {
  width: min(100%, 1080px);
  display: flex;
  overflow: hidden;
  mask-image: linear-gradient(
    90deg,
    transparent,
    #000 10%,
    #000 90%,
    transparent
  );
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent,
    #000 10%,
    #000 90%,
    transparent
  );
}

.partners__track {
  min-width: max-content;
  display: flex;
  align-items: center;
  gap: 64px;
  padding-right: 64px;
}

.partners__motion {
  display: flex;
  width: max-content;
  animation: partners-marquee 24s linear infinite;
  will-change: transform;
}

@keyframes partners-marquee {
  from {
    transform: translateX(-50%);
  }

  to {
    transform: translateX(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .partners__motion {
    animation: none;
  }
}

/* Solutions */

.solutions {
  padding: 120px 140px 160px;
}

.solutions__grid {
  max-width: 1280px;

  margin: 0 auto;

  display: grid;
  grid-template-columns: repeat(6, 1fr);

  gap: 24px;
}

.solution-card {
  min-height: 405px;

  padding: 28px;

  grid-column: span 2;

  display: flex;
  flex-direction: column;
  justify-content: space-between;

  background: rgba(10, 12, 18, 0.92);

  border: 1px solid var(--color-stroke-card);
  border-radius: 24px;

  position: relative;

  overflow: hidden;
}

.solution-card--large {
  min-height: 350px;

  grid-column: span 3;
}

.solution-card img {
  width: 100%;
  max-height: 230px;

  object-fit: contain;
}

.solution-card p {
  color: var(--color-text-secondary);

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.solution-card span {
  color: #FFFFFF;
}

/* Products */

.products {
  padding: 120px 140px 160px;
}

.products__content {
  max-width: 1280px;

  margin: 0 auto;

  display: grid;
  grid-template-columns: 1fr 1.15fr;

  align-items: center;

  gap: 96px;
}

.products__subtitle {
  margin-bottom: 88px;

  font-size: 44px;
  font-weight: 600;
  line-height: 115%;

  letter-spacing: -0.03em;
}

.products__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);

  gap: 54px 86px;
}

.products__item h4 {
  margin-bottom: 14px;

  font-size: 28px;
  font-weight: 600;
  line-height: 120%;
}

.products__item p {
  max-width: 250px;

  color: var(--color-text-secondary);

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.products__image {
  width: 100%;
  max-width: 570px;

  justify-self: end;
}

/* Institutional */

.institutional {
  padding: 110px 140px 130px;
}

.institutional__inner {
  max-width: 1280px;

  margin: 0 auto;

  display: grid;
  grid-template-columns: 520px 1fr;

  align-items: center;

  gap: 120px;
}

.institutional__chart {
  width: 520px;
}

.institutional__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);

  gap: 58px 84px;
}

.institutional__row {
  display: flex;
  align-items: center;

  gap: 12px;

  margin-bottom: 16px;
}

.institutional__row h3 {
  font-size: 28px;
  font-weight: 600;
  line-height: 120%;
}

.institutional__row b {
  margin-left: auto;

  font-size: 28px;
  font-weight: 500;
}

.institutional__card p {
  max-width: 300px;

  color: var(--color-text-secondary);

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.mark {
  width: 24px;
  height: 24px;

  border-radius: 4px;
}

.mark-blue {
  background: #2F6BFF;
}

.mark-light {
  background: #8FB0FF;
}

.mark-dark {
  background: #27324A;
}

.mark-black {
  background: #0E111A;
}

/* Insights */

.insights {
  padding: 110px 140px 140px;
}

.insights-grid {
  max-width: 1280px;

  margin: 0 auto;

  display: grid;
  grid-template-columns: repeat(3, 1fr);

  gap: 44px;
}

.insight-card {
  height: 500px;

  padding: 36px 36px 34px;

  background: rgba(10, 12, 18, 0.92);

  border: 1px solid var(--color-stroke-card);
  border-radius: 24px;

  display: flex;
  flex-direction: column;
  justify-content: space-between;

  position: relative;

  overflow: hidden;
}

.insight-card img {
  width: 100%;
  height: 320px;

  object-fit: contain;
}

.insight-card p {
  color: #A8B2D1;

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.insight-card span {
  color: #FFFFFF;
}

/* Reviews */

.reviews {
  padding: 110px 140px 150px;
}

.reviews-head {
  margin: 0 auto 76px;

  text-align: center;
}

.reviews-head h2 {
  font-size: 48px;
  font-weight: 600;
  line-height: 110%;

  letter-spacing: -0.03em;
}

.reviews-head p {
  margin-top: 18px;

  color: #A8B2D1;

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.reviews-grid {
  max-width: 1280px;

  margin: 0 auto;

  display: grid;
  grid-template-columns: repeat(3, 1fr);

  gap: 32px;
}

.review-card {
  min-height: 380px;

  padding: 34px 34px 38px;

  background: rgba(10, 12, 18, 0.92);

  border: 1px solid var(--color-stroke-card);
  border-radius: 24px;

  position: relative;

  overflow: hidden;
}

.review-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.review-top h3 {
  color: #FFFFFF;

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.review-top p {
  margin-top: 6px;

  color: #A8B2D1;

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.review-top img {
  width: 46px;
  height: 46px;

  object-fit: contain;
  filter: brightness(0) saturate(100%) invert(77%) sepia(17%) saturate(449%) hue-rotate(188deg) brightness(92%) contrast(88%);
}

.review-line {
  width: 100%;
  height: 1px;

  margin: 30px 0 22px;

  background: #252C40;
}

.review-quote {
  height: 34px;

  color: #252C40;

  font-size: 58px;
  font-weight: 600;
  line-height: 60%;
}

.review-text {
  margin-top: 18px;

  font-size: 18px;
  font-weight: 500;
  line-height: 145%;
}

.review-text--primary {
  color: #FFFFFF;
}

.review-text--secondary {
  color: #A8B2D1;
}
.about {
  min-height: 100vh;
  padding: 120px 140px 160px;
}

.about-head {
  margin: 0 auto 56px;
  text-align: center;
}

.about-head h2 {
  font-size: 48px;
  font-weight: 600;
  line-height: 110%;
  letter-spacing: -0.03em;
}

.about-head p {
  margin-top: 18px;
  color: #A8B2D1;
  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

/* About */

.about {
  min-height: 100vh;

  padding: 120px 140px 160px;
}

.about-head {
  margin: 0 auto 56px;

  text-align: center;
}

.about-head h2 {
  font-size: 48px;
  font-weight: 600;
  line-height: 110%;

  letter-spacing: -0.03em;
}

.about-head p {
  margin-top: 18px;

  color: #A8B2D1;

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.faq {
  width: 100%;
  max-width: 680px;

  margin: 0 auto;
}

.faq-item {
  margin-bottom: 12px;
}

.faq-question {
  min-height: 72px;

  padding: 0 28px;

  display: flex;
  align-items: center;
  justify-content: space-between;

  background: #10131C;

  border-radius: 12px;

  color: #FFFFFF;

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.faq-answer {
  margin: 16px 28px 14px;

  color: #A8B2D1;

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.faq-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
}

.faq {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 14px;

  background: #10131C;

  border: 1px solid rgba(168, 178, 209, 0.04);
  border-radius: 12px;

  overflow: hidden;

  transition:
    border-color 0.2s ease,
    background 0.2s ease;
}

.faq-item.active {
  border-color: rgba(168, 178, 209, 0.12);
}

.faq-question {
  width: 100%;
  min-height: 76px;

  padding: 0 28px;

  display: flex;
  align-items: center;
  justify-content: space-between;

  background: transparent;
  border: none;

  cursor: pointer;

  color: #FFFFFF;

  font-size: 18px;
  font-weight: 500;
  line-height: 140%;

  text-align: left;

  font-family: inherit;
}

.faq-icon {
  color: #A8B2D1;

  flex-shrink: 0;

  transition: transform 0.25s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;

  overflow: hidden;

  padding: 0 28px;

  color: #A8B2D1;

  font-size: 18px;
  font-weight: 500;
  line-height: 145%;

  transition:
    max-height 0.3s ease,
    padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 220px;

  padding: 0 28px 26px;
}

/* Reference-aligned FAQ layout */
.about {
  padding-top: 54px;
}

.about-head {
  margin-bottom: 42px;
}

.about-head h2 {
  font-size: 48px;
  font-weight: 600;
  line-height: 110%;
  letter-spacing: 0;
}

.about-head p {
  margin-top: 18px;
  color: #A8B2D1;
  font-size: 16px;
  font-weight: 500;
  line-height: 125%;
}

.faq {
  max-width: 636px;
}

.faq-item {
  margin-bottom: 11px;
  background: transparent;
  border: 0;
  border-radius: 0;
  overflow: visible;
}

.faq-question {
  min-height: 74px;
  padding: 0 27px;
  background: #10131C;
  border-radius: 10px;
  color: #FFFFFF;
  font-size: 18px;
  font-weight: 500;
  line-height: 140%;
}

.faq-question:focus {
  outline: none;
}

.faq-icon {
  width: 18px;
  height: 18px;
  color: #A8B2D1;
  transform: none;
}

.faq-item:not(.active) .faq-icon {
  display: none;
}

.faq-item.active .faq-icon {
  transform: none;
}

.faq-answer {
  max-height: 0;
  margin: 0;
  padding: 0 27px;
  color: #A8B2D1;
  font-size: 18px;
  font-weight: 500;
  line-height: 145%;
}

.faq-item.active .faq-answer {
  max-height: 120px;
  padding: 15px 27px 3px;
}

/* Footer */
.footer {
  padding: 0 140px 68px;
  background: #04060B;
}

.footer__top {
  min-height: 172px;
  display: grid;
  grid-template-columns: 1fr minmax(220px, 420px) 1fr;
  align-items: center;
  gap: 32px;
}

.footer__brand {
  display: inline-flex;
  align-items: center;
  gap: 21px;
  justify-self: start;
}

.footer__brand-mark {
  width: 46px;
  height: 46px;
  display: block;
  object-fit: contain;
}

.footer__brand-name {
  color: #FFFFFF;
  font-size: 18px;
  font-weight: 600;
  line-height: 125%;
}

.footer__resource-link {
  width: 100%;
  min-height: 46px;
  justify-self: center;
}

.footer__button {
  justify-self: end;
}

.footer__divider {
  height: 1px;
  background: rgba(168, 178, 209, 0.14);
}

.footer__columns {
  padding-top: 48px;
  display: grid;
  grid-template-columns: 1.3fr 1.35fr 1.1fr 0.8fr;
  gap: 72px;
}

.footer__column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer__column h3 {
  margin-bottom: 16px;
  color: #FFFFFF;
  font-size: 18px;
  font-weight: 600;
  line-height: 120%;
}

.footer__column a {
  margin-bottom: 12px;
  color: #A8B2D1;
  font-size: 18px;
  font-weight: 500;
  line-height: 125%;
  transition: color 0.2s ease;
}

.footer__column a:hover {
  color: #FFFFFF;
}

@media (max-width: 1180px) {
  .footer {
    padding-right: 48px;
    padding-left: 48px;
  }

  .footer__columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .footer {
    padding: 0 24px 48px;
  }

  .footer__top {
    min-height: 156px;
    grid-template-columns: 1fr;
    align-items: start;
    gap: 22px;
    padding: 40px 0 30px;
  }

  .footer__resource-link {
    min-height: 24px;
  }

  .footer__button {
    justify-self: start;
  }

  .footer__columns {
    padding-top: 36px;
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__column h3,
  .footer__column a,
  .footer__brand-name {
    font-size: 18px;
  }
}

/* Responsive layout */
@media (max-width: 1280px) {
  .header {
    padding-right: 64px;
    padding-left: 64px;
  }

  .header__nav {
    gap: 28px;
  }

  .solutions,
  .products,
  .institutional,
  .insights,
  .reviews,
  .about {
    padding-right: 64px;
    padding-left: 64px;
  }

  .products__content {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.95fr);
    gap: 56px;
  }

  .products__subtitle {
    margin-bottom: 56px;
  }

  .products__list {
    gap: 42px 46px;
  }

  .institutional__inner {
    grid-template-columns: minmax(360px, 460px) minmax(0, 1fr);
    gap: 64px;
  }

  .institutional__chart {
    width: 100%;
    max-width: 460px;
  }

  .institutional__list {
    gap: 42px;
  }

  .insights-grid {
    gap: 28px;
  }

  .review-card {
    padding: 30px;
  }
}

@media (max-width: 980px) {
  html {
    scroll-padding-top: 126px;
  }

  .header {
    height: auto;
    min-height: 98px;
    padding: 12px 32px 14px;

    flex-wrap: wrap;
    gap: 12px 18px;
  }

  .header__logo {
    width: 30px;
    height: 30px;
  }

  .header__nav {
    position: static;
    left: auto;
    order: 3;

    width: 100%;
    padding-bottom: 2px;

    justify-content: flex-start;
    gap: 24px;

    overflow-x: auto;
    scrollbar-width: none;

    transform: none;
  }

  .header__nav::-webkit-scrollbar {
    display: none;
  }

  .header__nav-link {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .btn {
    height: 42px;
    padding-right: 18px;
    padding-left: 18px;
  }

  .hero {
    min-height: 100svh;
    padding: 132px 32px 72px;
  }

  .hero__title {
    font-size: 46px;
    letter-spacing: 0;
  }

  .hero__animation {
    width: min(560px, 86vw);
    margin-top: 34px;
  }

  .section-head {
    margin-bottom: 56px;

    display: block;

    text-align: center;
  }

  .section-head h2,
  .reviews-head h2,
  .about-head h2 {
    font-size: 42px;
    letter-spacing: 0;
  }

  .section-head p {
    max-width: 420px;
    margin: 16px auto 0;

    text-align: center;
  }

  .partners {
    padding: 24px 32px 28px;
  }

  .partners__track {
    gap: 44px;
    padding-right: 44px;
  }

  .solutions,
  .products,
  .institutional,
  .insights,
  .reviews,
  .about {
    padding: 86px 32px 104px;
  }

  .solutions__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .solution-card,
  .solution-card--large {
    min-height: 340px;
    grid-column: auto;
  }

  .products__content,
  .institutional__inner {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .products__info {
    max-width: 680px;
    margin: 0 auto;
  }

  .products__subtitle {
    margin-bottom: 42px;

    font-size: 38px;
    text-align: center;
    letter-spacing: 0;
  }

  .products__item p {
    max-width: none;
  }

  .products__image,
  .institutional__chart {
    justify-self: center;
  }

  .institutional__chart {
    max-width: 430px;
  }

  .institutional__list {
    max-width: 720px;
    margin: 0 auto;
  }

  .insights-grid,
  .reviews-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .insight-card {
    height: 430px;
  }

  .insight-card img {
    height: 260px;
  }

  .review-card {
    min-height: auto;
  }

  .faq {
    max-width: 680px;
  }
}

@media (max-width: 720px) {
  html {
    scroll-padding-top: 118px;
  }

  .header {
    padding-right: 20px;
    padding-left: 20px;
  }

  .header__nav {
    gap: 20px;
  }

  .header__nav-link,
  .btn {
    font-size: 15px;
  }

  .hero {
    padding-right: 20px;
    padding-left: 20px;
  }

  .hero__title {
    font-size: 38px;
  }

  .hero__description {
    margin-top: 24px;
  }

  .hero-crypto__icons {
    opacity: 0.58;
  }

  .partners {
    padding-right: 20px;
    padding-left: 20px;
  }

  .partners img {
    height: 28px;
  }

  .partners__track {
    gap: 36px;
    padding-right: 36px;
  }

  .solutions,
  .products,
  .institutional,
  .insights,
  .reviews,
  .about {
    padding: 74px 20px 88px;
  }

  .section-head {
    margin-bottom: 42px;
  }

  .section-head h2,
  .reviews-head h2,
  .about-head h2 {
    font-size: 36px;
  }

  .solutions__grid,
  .products__list,
  .institutional__list,
  .insights-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .solution-card,
  .solution-card--large {
    min-height: 310px;
    padding: 24px;
  }

  .solution-card img {
    max-height: 190px;
  }

  .products__subtitle {
    font-size: 34px;
  }

  .products__list,
  .institutional__list {
    gap: 32px;
  }

  .products__item h4,
  .institutional__row h3,
  .institutional__row b {
    font-size: 24px;
  }

  .institutional__chart {
    max-width: 360px;
  }

  .insight-card {
    height: auto;
    min-height: 380px;
    padding: 28px;
  }

  .insight-card img {
    height: 240px;
  }

  .reviews-head {
    margin-bottom: 46px;
  }

  .review-card {
    padding: 28px;
  }

  .faq-question {
    min-height: 68px;
    padding-right: 22px;
    padding-left: 22px;
  }

  .faq-answer,
  .faq-item.active .faq-answer {
    padding-right: 22px;
    padding-left: 22px;
  }
}

@media (max-width: 520px) {
  .header {
    min-height: 104px;
  }

  .header__logo {
    width: 28px;
    height: 28px;
  }

  .btn {
    height: 40px;
    padding-right: 14px;
    padding-left: 14px;

    border-radius: 12px;
  }

  .hero {
    padding-top: 124px;
    padding-bottom: 58px;
  }

  .hero__title {
    font-size: 32px;
    line-height: 116%;
  }

  .hero__animation {
    width: min(100%, 380px);
    margin-top: 30px;
  }

  .hero__description,
  .section-head p,
  .reviews-head p,
  .about-head p,
  .solution-card p,
  .products__item p,
  .institutional__card p,
  .insight-card p,
  .review-top p,
  .review-text,
  .faq-question,
  .faq-answer {
    font-size: 16px;
  }

  .partners img {
    height: 24px;
  }

  .partners__track {
    gap: 30px;
    padding-right: 30px;
  }

  .solutions,
  .products,
  .institutional,
  .insights,
  .reviews,
  .about {
    padding-right: 16px;
    padding-left: 16px;
  }

  .section-head h2,
  .reviews-head h2,
  .about-head h2 {
    font-size: 32px;
  }

  .solution-card,
  .solution-card--large,
  .insight-card,
  .review-card {
    border-radius: 16px;
  }

  .solution-card {
    min-height: 285px;
  }

  .products__subtitle {
    font-size: 30px;
  }

  .institutional__row {
    align-items: flex-start;
    gap: 10px;
  }

  .institutional__row h3,
  .institutional__row b {
    font-size: 22px;
  }

  .mark {
    width: 20px;
    height: 20px;
    margin-top: 3px;
  }

  .review-top {
    gap: 18px;
  }

  .review-top img {
    width: 38px;
    height: 38px;
  }

  .faq {
    max-width: 100%;
  }

  .faq-question {
    min-height: 64px;
  }
}

/* Burger menu and mobile polish */
@media (max-width: 980px) {
  html {
    scroll-padding-top: 86px;
  }

  .header {
    min-height: 64px;
    padding: 10px 32px;

    display: grid;
    grid-template-columns: auto 1fr auto;
    grid-template-areas:
      "logo spacer menu"
      "nav nav nav";
    align-items: center;
    gap: 10px;
  }

  .header__logo {
    grid-area: logo;
  }

  .header__menu-toggle {
    grid-area: menu;
    display: inline-flex;
    justify-self: end;
  }

  .header > .btn {
    display: none;
  }

  .header__nav {
    grid-area: nav;
    order: initial;

    width: 100%;
    max-height: 0;
    margin-top: 0;
    padding: 0 8px;

    display: grid;
    grid-template-columns: 1fr;
    gap: 2px;

    overflow: hidden;
    opacity: 0;
    pointer-events: none;

    background: #10131C;
    border: 1px solid transparent;
    border-radius: 14px;

    transition:
      max-height 0.28s ease,
      opacity 0.2s ease,
      padding 0.28s ease,
      border-color 0.2s ease,
      margin-top 0.28s ease;
  }

  .header.is-menu-open .header__nav {
    max-height: 360px;
    margin-top: 6px;
    padding-top: 8px;
    padding-bottom: 8px;

    opacity: 1;
    pointer-events: auto;

    border-color: rgba(168, 178, 209, 0.12);
  }

  .header__nav-link {
    min-height: 42px;
    padding: 0 14px;

    display: flex;
    align-items: center;

    border-radius: 10px;
  }

  .header__nav-link:hover,
  .header__nav-link--active {
    background: rgba(168, 178, 209, 0.07);
  }

  .header.is-menu-open .header__menu-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .header.is-menu-open .header__menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .header.is-menu-open .header__menu-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero {
    padding-top: 104px;
  }

  .products__content {
    text-align: center;
  }

  .products__list {
    justify-items: center;
  }

  .products__item {
    max-width: 310px;
    text-align: center;
  }

  .products__item p {
    margin: 0 auto;
  }

  .products__image {
    margin: 0 auto;
  }

  .footer {
    padding: 0 32px 58px;
  }

  .footer__top {
    min-height: auto;
    padding: 52px 0 36px;

    grid-template-columns: 1fr;
    justify-items: center;
    gap: 24px;

    text-align: center;
  }

  .footer__brand,
  .footer__button {
    justify-self: center;
  }

  .footer__resource-link {
    min-height: 1px;
  }

  .footer__columns {
    max-width: 720px;
    margin: 0 auto;
    padding-top: 42px;

    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 42px 56px;
  }
}

@media (max-width: 720px) {
  .header {
    padding-right: 20px;
    padding-left: 20px;
  }

  .hero {
    padding-top: 104px;
  }

  .footer {
    padding-right: 20px;
    padding-left: 20px;
  }

  .footer__top {
    padding-top: 44px;
  }

  .footer__columns {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 30px;

    text-align: center;
  }

  .footer__column {
    align-items: center;
  }

  .footer__column h3 {
    margin-bottom: 12px;
  }

  .footer__column a {
    margin-bottom: 9px;
  }
}

@media (max-width: 520px) {
  html {
    scroll-padding-top: 138px;
  }

  .header {
    min-height: 64px;
    gap: 9px;
  }

  .header__menu-toggle {
    width: 40px;
    height: 40px;
  }

  .hero {
    padding-top: 104px;
  }

  .products__item {
    max-width: 100%;
  }

  .footer__brand {
    gap: 15px;
  }

  .footer__brand-mark {
    width: 40px;
    height: 40px;
  }
}

/* Adaptive proportional cards */
@media (max-width: 980px) {
  .solution-card,
  .solution-card--large,
  .insight-card {
    width: 100%;
    min-height: 0;
    height: auto;
    aspect-ratio: 1 / 1;

    overflow: hidden;
  }

  .solution-card img {
    max-height: 58%;
  }

  .insight-card img {
    height: auto;
    max-height: 64%;
  }

  .review-card {
    width: 100%;
    min-height: auto;
    height: auto;
    aspect-ratio: auto;
    display: flex;
    flex-direction: column;
    overflow: visible;
  }

  .review-line {
    margin: 18px 0 14px;
  }

  .review-quote {
    height: 24px;
    font-size: 48px;
  }

  .review-text {
    margin-top: 10px;
    line-height: 138%;
  }

  .review-text--primary,
  .review-text--secondary {
    display: inline;
  }

  .products__image,
  .institutional__chart {
    width: min(100%, 500px);
    aspect-ratio: 1 / 1;

    object-fit: contain;
  }
}

@media (max-width: 720px) {
  .solution-card,
  .solution-card--large,
  .insight-card,
  .review-card {
    max-width: 520px;
    margin-right: auto;
    margin-left: auto;
  }

  .solution-card {
    padding: 26px;
  }

  .insight-card,
  .review-card {
    padding: 26px;
  }

}

@media (max-width: 520px) {
  .solution-card,
  .solution-card--large,
  .insight-card,
  .review-card {
    max-width: none;
  }

  .review-card {
    padding: 22px;
  }

  .review-top img {
    width: 34px;
    height: 34px;
  }

  .review-line {
    margin: 16px 0 12px;
  }

  .review-quote {
    height: 20px;
    font-size: 40px;
  }

  .review-text {
    margin-top: 8px;
    line-height: 134%;
  }

}


/* ===== Cookie banner (Блок 4 / Задача 8) ===== */

.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;

  z-index: 1000;

  display: flex;
  justify-content: center;

  pointer-events: none;
}

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

.cookie-banner__inner {
  pointer-events: auto;

  width: 100%;
  max-width: 880px;

  padding: 16px 18px;

  display: flex;
  flex-direction: column;
  gap: 12px;

  background: var(--color-bg-secondary);
  border: 1px solid var(--color-stroke-card);
  border-radius: var(--radius-card);

  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.cookie-banner__row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cookie-banner__row--top {
  justify-content: space-between;
}

.cookie-banner__row--bottom {
  justify-content: flex-end;
}

.cookie-banner__text {
  display: flex;
  align-items: center;
  gap: 10px;

  color: var(--color-text-primary);
  font-size: 15px;
  font-weight: 500;
  line-height: 140%;
}

.cookie-banner__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.cookie-banner__btn {
  height: 38px;

  padding: 0 16px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  border-radius: var(--radius-button);

  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 500;
  line-height: 140%;

  cursor: pointer;

  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.cookie-banner__btn--outline {
  background: transparent;
  border: 1px solid var(--color-stroke-card);
  color: var(--color-text-primary);
}

.cookie-banner__btn--outline:hover {
  border-color: var(--color-brand-primary);
}

.cookie-banner__btn--secondary {
  background: rgba(47, 107, 255, 0.18);
  border: 1px solid var(--color-brand-stroke);
  color: var(--color-text-primary);
}

.cookie-banner__btn--secondary:hover {
  background: rgba(47, 107, 255, 0.32);
}

.cookie-banner__btn--primary {
  background: var(--color-brand-primary);
  border: 1px solid var(--color-brand-stroke);
  color: var(--color-text-primary);
}

.cookie-banner__btn--primary:hover {
  background: #2562F5;
}

@media (max-width: 980px) {
  .cookie-banner {
    left: 8px;
    right: 8px;
    bottom: 8px;
  }

  .cookie-banner__inner {
    padding: 14px;
  }

  .cookie-banner__row--top {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .cookie-banner__row--top .cookie-banner__btn {
    width: 100%;
  }

  .cookie-banner__row--bottom {
    flex-direction: column;
  }

  .cookie-banner__row--bottom .cookie-banner__btn {
    width: 100%;
  }

  .cookie-banner__text {
    font-size: 14px;
  }
}