.install-page {
  background: var(--bg);
}

.install-page .bg {
  background:
    radial-gradient(
      1200px 700px at 14% 12%,
      rgba(122, 162, 255, 0.22),
      transparent 60%
    ),
    radial-gradient(
      900px 600px at 86% 16%,
      rgba(125, 240, 194, 0.14),
      transparent 55%
    ),
    radial-gradient(
      900px 700px at 60% 90%,
      rgba(122, 162, 255, 0.12),
      transparent 60%
    ),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 35%),
    var(--bg);
}

.install-page .bg::after {
  display: block;
}

.install-page .wrap {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.install-main {
  flex: 1;
  width: 100%;
  max-width: var(--max);
  display: grid;
  align-content: center;
  margin: 0 auto;
  padding: 34px 0 52px;
  overflow: visible;
}

.install-heading {
  display: grid;
  justify-items: center;
  margin: 0 auto 34px;
  text-align: center;
}

.install-title {
  max-width: 720px;
  margin: 0;
  font-size: clamp(25px, 3.2vw, 34px);
  line-height: 1.2;
  letter-spacing: 0;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.platform-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: center;
  justify-content: stretch;
  gap: 14px;
  margin: 0;
}

.platform-card,
.platform-card.is-active {
  position: relative;
  flex: none;
  width: auto;
  min-width: 0;
  max-width: none;
  height: auto;
  aspect-ratio: 1;
  display: block;
  padding: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 16px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.075), transparent 48%),
    rgba(18, 26, 51, 0.58);
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.22);
  color: var(--text);
  isolation: isolate;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.platform-card::before {
  content: "";
  position: absolute;
  inset: 13px 13px auto auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent2);
  box-shadow: 0 0 0 4px rgba(125, 240, 194, 0.1);
  filter: none;
  opacity: 0;
  pointer-events: none;
}

.platform-card::after {
  content: "Это устройство";
  position: absolute;
  top: 10px;
  right: 28px;
  color: rgba(233, 236, 245, 0.82);
  font-size: 10px;
  line-height: 1;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
}

.platform-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.2);
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.1), transparent 48%),
    rgba(18, 26, 51, 0.68);
}

.platform-card.is-active {
  z-index: 2;
  transform: translateY(-5px) scale(1.035);
  border-color: rgba(125, 240, 194, 0.68);
  background:
    linear-gradient(150deg, rgba(125, 240, 194, 0.12), transparent 44%),
    linear-gradient(330deg, rgba(122, 162, 255, 0.13), transparent 52%),
    rgba(18, 26, 51, 0.76);
  box-shadow:
    0 22px 54px rgba(0, 0, 0, 0.32),
    0 0 0 1px rgba(125, 240, 194, 0.08);
}

.platform-card.is-active::before,
.platform-card.is-active::after {
  opacity: 1;
}

.platform-card.is-active:hover {
  transform: translateY(-7px) scale(1.035);
}

.platform-icon,
.platform-card.is-active .platform-icon,
.platform-card[data-platform="ios"] .platform-icon,
.platform-card.is-active[data-platform="ios"] .platform-icon {
  position: relative;
  width: 104px;
  height: 104px;
  display: block;
  margin: 4px 0 0;
  overflow: hidden;
  border-radius: 22px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.24);
}

.platform-icon img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: none;
}

.platform-meta {
  position: absolute;
  left: 16px;
  right: 58px;
  bottom: 17px;
  width: auto;
  display: block;
  margin: 0;
  text-align: left;
}

.platform-name {
  margin: 0;
  font-size: 20px;
  line-height: 1.1;
  letter-spacing: 0;
  font-weight: 650;
}

.platform-action,
.platform-card.is-active .platform-action {
  margin: 5px 0 0;
  color: rgba(233, 236, 245, 0.58);
  font-size: 11px;
  line-height: 1.2;
  font-weight: 400;
  text-align: left;
}

.platform-download,
.platform-card.is-active .platform-download {
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(122, 162, 255, 0.34);
  border-radius: 11px;
  background: rgba(122, 162, 255, 0.09);
  box-shadow: none;
  color: var(--accent);
  font-size: 0;
}

.platform-download svg {
  width: 18px;
  height: 18px;
}

.platform-card:hover .platform-download,
.platform-card.is-active .platform-download {
  color: #07101f;
  border-color: var(--accent2);
  background: var(--accent2);
}

.qr-modal {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: grid;
  place-items: center;
  padding: 22px;
  background: rgba(3, 7, 16, 0.72);
  backdrop-filter: blur(10px);
}

.qr-modal[hidden] {
  display: none;
}

.qr-dialog {
  width: min(390px, calc(100vw - 36px));
  display: grid;
  justify-items: center;
  padding: 24px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  border-color: var(--border-2);
  background:
    linear-gradient(150deg, rgba(122, 162, 255, 0.12), transparent 42%),
    rgba(18, 26, 51, 0.97);
  box-shadow: var(--shadow);
  text-align: center;
}

.qr-dialog h2 {
  margin: 0;
  font-size: 19px;
  line-height: 1.2;
  font-weight: 650;
  letter-spacing: 0;
}

.qr-dialog p {
  max-width: 290px;
  margin: 8px auto 18px;
  color: rgba(233, 236, 245, 0.66);
  font-size: 13px;
  line-height: 1.45;
}

.qr-canvas-shell {
  width: 224px;
  height: 224px;
  display: grid;
  place-items: center;
  padding: 10px;
  border-radius: 15px;
  background: #fff;
}

.qr-canvas-shell canvas {
  width: 204px;
  height: 204px;
  display: block;
}

.qr-close {
  min-width: 132px;
  height: 40px;
  margin-top: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

@media (max-width: 760px) {
  .install-main {
    align-content: start;
    padding: 26px 0 34px;
  }

  .install-heading {
    margin-bottom: 24px;
  }

  .platform-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 520px;
    gap: 10px;
    margin: 0 auto;
  }
}

@media (max-width: 440px) {
  .install-page .wrap {
    padding-top: 18px;
    padding-bottom: 28px;
  }

  .install-main {
    padding-top: 18px;
    padding-bottom: 24px;
  }

  .install-heading {
    margin-bottom: 18px;
  }

  .install-title {
    max-width: 330px;
    margin: 0 auto;
    font-size: 21px;
  }

  .platform-card,
  .platform-card.is-active {
    padding: 11px;
    border-radius: 13px;
  }

  .platform-card.is-active {
    transform: scale(1.018);
  }

  .platform-card.is-active:hover {
    transform: translateY(-2px) scale(1.018);
  }

  .platform-card::before {
    inset: 10px 10px auto auto;
  }

  .platform-card::after {
    display: none;
  }

  .platform-icon,
  .platform-card.is-active .platform-icon,
  .platform-card[data-platform="ios"] .platform-icon,
  .platform-card.is-active[data-platform="ios"] .platform-icon {
    width: clamp(62px, 19vw, 78px);
    height: clamp(62px, 19vw, 78px);
    margin-top: 1px;
    border-radius: 17px;
  }

  .platform-meta {
    left: 11px;
    right: 48px;
    bottom: 12px;
  }

  .platform-name {
    font-size: 16px;
  }

  .platform-action,
  .platform-card.is-active .platform-action {
    margin-top: 3px;
    font-size: 9px;
  }

  .platform-download,
  .platform-card.is-active .platform-download {
    right: 11px;
    bottom: 11px;
    width: 29px;
    height: 29px;
    border-radius: 9px;
  }

  .platform-download svg {
    width: 15px;
    height: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .install-page .bg::after {
    display: none;
  }
}