:root {
  --portal-bg: #0b1f1a;
  --portal-surface: #0d241d;
  --portal-surface-raised: #112c23;
  --portal-text: #eaf2ec;
  --portal-muted: #a9b9af;
  --portal-gold: #e5c88a;
  --portal-gold-deep: #c9a96a;
  --portal-green: #7fbf9a;
  --portal-border: rgba(201, 169, 106, 0.24);
}

#hd-products,
#hd-solutions,
#hd-business,
[id^="product-"] {
  scroll-margin-top: 124px;
}

.portal-product-nav {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(8, 27, 21, 0.94);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

.portal-product-nav > div {
  max-width: 1152px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.portal-product-nav a {
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 10px;
  color: #c9d4cb;
  text-decoration: none;
  font-size: 12px;
  line-height: 1.4;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 160ms ease-out, background-color 160ms ease-out, border-color 160ms ease-out;
}

.portal-product-nav a:hover {
  color: var(--portal-gold);
  background: rgba(201, 169, 106, 0.06);
  border-bottom-color: var(--portal-gold-deep);
}

.portal-products {
  background: var(--portal-bg);
  color: var(--portal-text);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

.portal-products-inner {
  max-width: 1152px;
  margin: 0 auto;
  padding: 72px 24px;
}

.portal-section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 48px;
  align-items: end;
}

.portal-kicker {
  margin: 0 0 12px;
  color: var(--portal-gold-deep);
  font-size: 12px;
  letter-spacing: 0.16em;
  line-height: 1.5;
}

.portal-section-heading h2 {
  margin: 0;
  color: var(--portal-text);
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.portal-section-heading > p {
  margin: 0;
  max-width: 62ch;
  color: var(--portal-muted);
  font-size: 16px;
  line-height: 1.75;
}

.portal-product-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 40px;
}

.portal-product-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 24px 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 12px;
  background: var(--portal-surface);
  transition: border-color 180ms ease-out, background-color 180ms ease-out;
}

.portal-product-card:hover,
.portal-product-card.is-recommended {
  border-color: rgba(201, 169, 106, 0.58);
  background: var(--portal-surface-raised);
}

.portal-product-icon {
  width: 30px;
  height: 30px;
  color: var(--portal-gold);
  margin-bottom: 20px;
}

.portal-product-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.portal-product-card h3 {
  margin: 0;
  min-height: 48px;
  color: var(--portal-text);
  font-size: 18px;
  line-height: 1.4;
  font-weight: 650;
}

.portal-audience {
  margin: 12px 0 0;
  color: var(--portal-green);
  font-size: 13px;
  line-height: 1.6;
}

.portal-description {
  margin: 14px 0 22px;
  color: var(--portal-muted);
  font-size: 14px;
  line-height: 1.75;
}

.portal-product-link {
  min-height: 44px;
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  color: var(--portal-gold);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  text-decoration: none;
  transition: color 160ms ease-out;
}

.portal-product-link:hover {
  color: #f0d9a8;
}

.portal-chooser {
  margin-top: 28px;
  padding: 24px 0 0;
  border-top: 1px solid var(--portal-border);
  display: grid;
  grid-template-columns: 0.75fr 1.5fr;
  gap: 20px 32px;
  align-items: center;
}

.portal-chooser-question h3 {
  margin: 0;
  color: var(--portal-text);
  font-size: 20px;
  line-height: 1.4;
}

.portal-chooser-question p {
  margin: 6px 0 0;
  color: var(--portal-muted);
  font-size: 14px;
  line-height: 1.6;
}

.portal-chooser-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.portal-chooser-options button {
  min-height: 44px;
  padding: 9px 15px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: transparent;
  color: #d7e1da;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: color 160ms ease-out, background-color 160ms ease-out, border-color 160ms ease-out;
}

.portal-chooser-options button:hover {
  border-color: var(--portal-gold-deep);
  color: var(--portal-gold);
}

.portal-chooser-options button[aria-pressed="true"] {
  border-color: var(--portal-gold-deep);
  background: var(--portal-gold-deep);
  color: #10231b;
  font-weight: 650;
}

.portal-chooser-result {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 20px;
  border-left: 1px solid var(--portal-gold-deep);
  background: rgba(201, 169, 106, 0.055);
}

.portal-chooser-result > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.portal-chooser-result strong {
  color: var(--portal-text);
  font-size: 16px;
}

.portal-chooser-result span {
  color: var(--portal-muted);
  font-size: 14px;
  line-height: 1.6;
}

.portal-chooser-result a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  color: var(--portal-gold);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.portal-product-nav a:focus-visible,
.portal-product-link:focus-visible,
.portal-chooser button:focus-visible,
.portal-chooser a:focus-visible {
  outline: 2px solid var(--portal-gold);
  outline-offset: 3px;
}

#hd-contact select {
  min-height: 44px;
  color-scheme: dark;
  cursor: pointer;
}

#hd-contact option {
  background: #0b1f1a;
  color: #eaf2ec;
}

@media (max-width: 1279px) {
  #hd-top > header > div:first-child > nav {
    display: none;
  }
}

@media (max-width: 1100px) {
  .portal-product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .portal-product-card h3 {
    min-height: 0;
  }
}

@media (max-width: 767px) {
  #hd-products,
  #hd-solutions,
  #hd-business,
  [id^="product-"] {
    scroll-margin-top: 116px;
  }

  .portal-products-inner {
    padding: 48px 20px;
  }

  .portal-section-heading {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .portal-section-heading h2 {
    font-size: 28px;
  }

  .portal-product-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 28px;
  }

  .portal-product-card {
    padding: 22px 20px 18px;
  }

  .portal-product-icon {
    margin-bottom: 14px;
  }

  .portal-description {
    margin-bottom: 12px;
  }

  .portal-chooser {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .portal-chooser-result {
    grid-column: auto;
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding: 16px;
  }

  .portal-product-nav > div {
    display: flex;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scrollbar-width: thin;
    padding: 0 12px;
  }

  .portal-product-nav a {
    flex: 0 0 auto;
    min-height: 46px;
    padding: 8px 14px;
  }
}

@media (max-width: 480px) {
  #hd-top > header > div:first-child {
    padding-left: 16px;
    padding-right: 16px;
    gap: 8px;
  }

  #hd-top > header > div:first-child > div:first-child {
    gap: 7px;
  }

  #hd-top > header > div:first-child > div:last-child {
    gap: 6px;
  }

  #hd-top > header > div:first-child > div:last-child > a,
  #hd-top > header > div:first-child > div:last-child > button {
    min-height: 44px;
    padding: 8px 10px;
    font-size: 12px;
  }

  #hd-top > header .gold-text {
    font-size: 14px;
  }

  #hd-top > section:first-of-type h1 .gold-text {
    display: block;
  }

  #hd-contact .grid.grid-cols-2 {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto !important;
  }

  .portal-product-nav a,
  .portal-product-card,
  .portal-product-link,
  .portal-chooser-options button {
    transition: none;
  }
}