.page-products {
  --page-products-rail: 240px;
  --page-products-phone: 200px;
}

.page-products__hero {
  padding: 24px 20px 40px;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(61,46,140,.55) 0%, rgba(10,26,47,.15) 45%),
    var(--color-bg);
  border-bottom: 1px solid var(--color-grid);
}

.page-products__hero-copy {
  position: relative;
  z-index: 1;
}

.page-products__hero-kicker {
  font-family: var(--font-number);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 20px 0 8px;
}

.page-products__hero h1 {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 44px;
  line-height: 1.1;
  color: var(--color-text);
  margin: 0 0 16px;
}

.page-products__hero-lead {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-secondary);
  max-width: 520px;
  margin: 0;
}

.page-products__hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 28px;
}

.page-products__hero-stat {
  border-left: 2px solid var(--color-accent);
  padding-left: 12px;
}

.page-products__hero-num {
  display: block;
  font-family: var(--font-number);
  font-size: 24px;
  color: var(--color-accent);
}

.page-products__hero-desc {
  display: block;
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.page-products__hero-decor {
  display: none;
}

.page-products__section-head {
  margin-bottom: 24px;
}

.page-products__section-head h2 {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 26px;
  line-height: 1.25;
  color: var(--color-text);
  margin: 8px 0 0;
}

.page-products__dashboard {
  padding: 48px 20px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-grid);
}

.page-products__dashboard-body {
  position: relative;
  display: grid;
  gap: 16px;
}

.page-products__demo-input {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

.page-products__function-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.page-products__rail-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--color-grid);
  background: var(--color-card);
  color: var(--color-text-secondary);
  font-family: var(--font-body);
  font-size: 14px;
  cursor: pointer;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.page-products__rail-index {
  font-family: var(--font-number);
  font-size: 13px;
  color: var(--color-accent);
}

.page-products__rail-item:hover {
  border-color: var(--color-accent);
}

#demo-01:checked ~ .page-products__function-rail label[for="demo-01"],
#demo-02:checked ~ .page-products__function-rail label[for="demo-02"],
#demo-03:checked ~ .page-products__function-rail label[for="demo-03"],
#demo-04:checked ~ .page-products__function-rail label[for="demo-04"] {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg);
}

#demo-01:checked ~ .page-products__function-rail label[for="demo-01"] .page-products__rail-index,
#demo-02:checked ~ .page-products__function-rail label[for="demo-02"] .page-products__rail-index,
#demo-03:checked ~ .page-products__function-rail label[for="demo-03"] .page-products__rail-index,
#demo-04:checked ~ .page-products__function-rail label[for="demo-04"] .page-products__rail-index {
  color: var(--color-bg);
}

.page-products__demo-input[id="demo-01"]:focus-visible ~ .page-products__function-rail label[for="demo-01"],
.page-products__demo-input[id="demo-02"]:focus-visible ~ .page-products__function-rail label[for="demo-02"],
.page-products__demo-input[id="demo-03"]:focus-visible ~ .page-products__function-rail label[for="demo-03"],
.page-products__demo-input[id="demo-04"]:focus-visible ~ .page-products__function-rail label[for="demo-04"] {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.page-products__demo-panel {
  display: none;
  grid-template-columns: 1fr;
  gap: 20px;
  border: 1px solid var(--color-grid);
  background: linear-gradient(160deg, var(--color-card) 55%, var(--color-bg-secondary) 100%);
  padding: 20px;
  position: relative;
}

.page-products__demo-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 3px;
  background: var(--color-accent);
}

#demo-01:checked ~ .page-products__demo-panels #panel-01,
#demo-02:checked ~ .page-products__demo-panels #panel-02,
#demo-03:checked ~ .page-products__demo-panels #panel-03,
#demo-04:checked ~ .page-products__demo-panels #panel-04 {
  display: grid;
}

.page-products__demo-copy h3 {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 20px;
  color: var(--color-text);
  margin: 8px 0;
}

.page-products__demo-copy p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0 0 16px;
}

.page-products__demo-copy .tag {
  margin-right: 6px;
}

.page-products__phone {
  width: var(--page-products-phone);
  max-width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
  border: 6px solid #1F2A3A;
  border-radius: 26px;
  padding: 8px;
  background: #0A1520;
  box-shadow: 0 12px 28px rgba(0,0,0,.45);
}

.page-products__phone-screen {
  border-radius: 16px;
  overflow: hidden;
  background: var(--color-bg-secondary);
  aspect-ratio: 240 / 460;
}

.page-products__phone-screen svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-products__demo-figure {
  margin: 0;
}

.page-products__demo-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--color-grid);
}

.page-products__stat-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  align-content: center;
}

.page-products__stat-card {
  border: 1px solid var(--color-grid);
  background: var(--color-bg);
  padding: 14px;
  position: relative;
  border-left: 3px solid var(--color-accent);
}

.page-products__stat-num {
  display: block;
  font-family: var(--font-number);
  font-size: 26px;
  color: var(--color-accent);
  line-height: 1.2;
}

.page-products__stat-label {
  display: block;
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.page-products__matrix {
  padding: 48px 20px;
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-grid);
  display: grid;
  gap: 24px;
}

.page-products__matrix-grid {
  display: grid;
  gap: 14px;
}

.page-products__feature-card {
  border: 1px solid var(--color-grid);
  background: var(--color-card);
  border-left: 4px solid var(--color-accent);
  padding: 18px 20px 18px 16px;
  position: relative;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}

.page-products__feature-index {
  font-family: var(--font-number);
  font-size: 13px;
  color: var(--color-accent-orange);
}

.page-products__feature-card h3 {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 17px;
  color: var(--color-text);
  margin: 8px 0;
}

.page-products__feature-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

.page-products__matrix-figure {
  margin: 0;
}

.page-products__matrix-figure img {
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--color-grid);
}

.page-products__versions {
  padding: 48px 20px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-grid);
  display: grid;
  gap: 24px;
}

.page-products__version-list {
  list-style: none;
  padding: 0;
  margin: 16px 0;
}

.page-products__version-list li,
.page-products__version-archive li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-grid);
}

.page-products__version-os {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-text);
}

.page-products__version-range {
  font-family: var(--font-number);
  font-size: 15px;
  color: var(--color-accent);
}

.page-products__version-subhead {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 16px;
  color: var(--color-text);
  margin: 20px 0 4px;
}

.page-products__version-archive {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-products__version-archive li {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.page-products__version-tip {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.page-products__version-figure {
  margin: 0;
}

.page-products__version-figure img {
  display: block;
  width: 100%;
  max-width: 600px;
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--color-grid);
}

.page-products__download {
  padding: 48px 20px;
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-grid);
}

.page-products__download-grid {
  display: grid;
  gap: 16px;
}

.page-products__platform-card {
  border: 1px solid var(--color-grid);
  background: var(--color-card);
  padding: 20px;
  position: relative;
}

.page-products__platform-name {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 22px;
  color: var(--color-text);
  margin: 0 0 4px;
}

.page-products__platform-req {
  font-family: var(--font-number);
  font-size: 13px;
  color: var(--color-accent);
  margin: 0 0 16px;
}

.page-products__qr {
  width: 120px;
  margin-bottom: 16px;
  border: 1px solid var(--color-grid);
  padding: 8px;
  background: #fff;
  transition: transform .2s ease;
}

.page-products__platform-card:hover .page-products__qr {
  transform: scale(1.05);
}

.page-products__qr-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products__security-note {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 24px;
  padding: 16px;
  background: var(--color-bg);
  border-left: 4px solid var(--color-accent-orange);
}

.page-products__security-icon {
  font-family: var(--font-number);
  font-size: 20px;
  color: var(--color-accent);
  line-height: 1.2;
}

.page-products__security-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.page-products__register {
  padding: 48px 20px;
  background: var(--color-bg);
  display: grid;
  gap: 24px;
}

.page-products__register-figure {
  margin: 0;
}

.page-products__register-figure img {
  display: block;
  width: 100%;
  max-width: 500px;
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--color-grid);
}

.page-products__register-copy p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.page-products__register-steps {
  list-style: none;
  counter-reset: bsp-step;
  padding: 0;
  margin: 20px 0 24px;
}

.page-products__register-steps li {
  counter-increment: bsp-step;
  position: relative;
  padding: 10px 0 10px 38px;
  border-bottom: 1px solid var(--color-grid);
  font-size: 15px;
  color: var(--color-text);
}

.page-products__register-steps li::before {
  content: counter(bsp-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 10px;
  font-family: var(--font-number);
  font-size: 14px;
  color: var(--color-accent);
}

.page-products__register-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products__closing {
  padding: 28px 20px 56px;
  background: var(--color-bg);
  border-top: 2px solid var(--color-accent);
}

.page-products__closing-text {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 720px;
  margin: 0;
}

@media (min-width: 900px) {
  .page-products__hero {
    padding: 48px 48px 64px;
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
  }

  .page-products__hero-decor {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-end;
  }

  .page-products__hero-decor-num {
    font-family: var(--font-number);
    font-size: 150px;
    line-height: .9;
    color: transparent;
    -webkit-text-stroke: 1px var(--color-accent);
    opacity: .5;
  }

  .page-products__hero-decor-line {
    width: 180px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-orange));
    margin-top: 16px;
  }

  .page-products__dashboard {
    padding: 64px 48px;
  }

  .page-products__dashboard-body {
    grid-template-columns: var(--page-products-rail) 1fr;
    gap: 24px;
  }

  .page-products__function-rail {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products__rail-item {
    white-space: normal;
  }

  #demo-01:checked ~ .page-products__demo-panels #panel-01,
  #demo-02:checked ~ .page-products__demo-panels #panel-02,
  #demo-03:checked ~ .page-products__demo-panels #panel-03,
  #demo-04:checked ~ .page-products__demo-panels #panel-04 {
    grid-template-columns: 1fr 1fr;
  }

  .page-products__demo-panel {
    padding: 28px;
  }

  .page-products__phone {
    width: 240px;
  }

  .page-products__matrix {
    grid-template-columns: 1fr 280px;
    gap: 40px;
    padding: 64px 48px;
  }

  .page-products__matrix-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products__matrix-figure {
    align-self: start;
    position: sticky;
    top: 24px;
  }

  .page-products__matrix-figure img {
    max-width: 280px;
  }

  .page-products__versions {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding: 64px 48px;
  }

  .page-products__download {
    padding: 64px 48px;
  }

  .page-products__download-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products__register {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding: 64px 48px;
  }
}