.download-page {
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 50% -120px, rgba(139, 78, 255, 0.18), transparent 70%),
    linear-gradient(180deg, #f8f9fc 0%, #ffffff 60%);
}

.download-page .hero-bg {
  display: none;
}

.download-main {
  position: relative;
  z-index: 1;
  padding: 24px 24px 120px;
}

.download-nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  transition: color var(--duration-normal) var(--ease-smooth);
}

.download-nav-link:hover {
  color: var(--color-accent-end);
}

/* ----------------------------------------------------------------
   HERO
   ---------------------------------------------------------------- */
.download-hero {
  width: min(880px, 100%);
  margin: 0 auto;
  padding: 72px 0 56px;
  text-align: center;
}

.download-eyebrow,
.download-section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-accent-end);
}

.download-eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent-end));
}
.download-eyebrow::after {
  content: '';
  width: 24px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent-end), transparent);
}

.download-title {
  margin: 18px 0 0;
  font-family: var(--font-family-display);
  font-size: clamp(40px, 5.4vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.035em;
  color: #0f1422;
}

.download-subtitle {
  max-width: 640px;
  margin: 18px auto 0;
  color: var(--color-text-muted);
  font-size: 17px;
  line-height: 1.6;
}

.download-meta {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
  padding: 6px 6px 6px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(15, 20, 34, 0.06);
  box-shadow: 0 6px 20px rgba(15, 20, 34, 0.04);
  backdrop-filter: blur(10px);
  font-size: 13px;
  color: var(--color-text-faint);
}

.download-version-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(139, 78, 255, 0.12), rgba(107, 56, 236, 0.06));
  color: var(--color-accent-end);
  font-weight: 600;
}

.download-version-chip__dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #22c55e;
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.15);
}

.download-version-chip__label {
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.download-version-chip strong {
  font-weight: 700;
  font-family: var(--font-family-display);
  color: var(--color-accent-end);
  letter-spacing: -0.01em;
}

.download-meta__summary {
  padding-right: 6px;
  white-space: nowrap;
}

.download-hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 12px 22px;
  margin-top: 32px;
}

.download-cta {
  padding: 16px 36px;
  font-size: var(--text-md);
}

.download-inline-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-text);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px dashed transparent;
  padding: 4px 0;
  transition: color var(--duration-normal) var(--ease-smooth),
              border-color var(--duration-normal) var(--ease-smooth);
}

.download-inline-link::after {
  content: '↗';
  font-size: 12px;
  transition: transform var(--duration-normal) var(--ease-smooth);
}

.download-inline-link:hover {
  color: var(--color-accent-end);
  border-bottom-color: rgba(107, 56, 236, 0.4);
}

.download-inline-link:hover::after {
  transform: translate(2px, -2px);
}

.btn.is-disabled {
  pointer-events: none;
  opacity: 0.55;
}

/* Product switcher (multi-product future state) */
.product-switcher {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
}

.product-pill {
  min-width: 160px;
  padding: 12px 18px;
  border: 1px solid rgba(15, 20, 34, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.85);
  text-align: left;
  cursor: pointer;
  transition: transform var(--duration-normal) var(--ease-smooth),
              box-shadow var(--duration-normal) var(--ease-smooth),
              border-color var(--duration-normal) var(--ease-smooth);
}

.product-pill:hover,
.product-pill.is-active {
  transform: translateY(-2px);
  border-color: rgba(107, 56, 236, 0.28);
  box-shadow: 0 10px 28px rgba(107, 56, 236, 0.12);
}

.product-pill__name {
  display: block;
  color: #0f1422;
  font-weight: 700;
}

.product-pill__meta {
  display: block;
  margin-top: 4px;
  color: var(--color-text-faint);
  font-size: 12px;
  line-height: 1.5;
}

/* ----------------------------------------------------------------
   SECTION
   ---------------------------------------------------------------- */
.download-section {
  width: min(1120px, 100%);
  margin: 24px auto 0;
}

.download-section__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
  padding: 0 4px;
}

.download-section__title {
  margin: 0;
  font-family: var(--font-family-display);
  font-size: clamp(22px, 2.2vw, 32px);
  letter-spacing: -0.02em;
  color: #0f1422;
}

.download-section__desc {
  max-width: 420px;
  margin: 0;
  color: var(--color-text-faint);
  font-size: 14px;
  line-height: 1.6;
}

.download-state {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 132px;
  padding: 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(15, 20, 34, 0.06);
  color: var(--color-text-faint);
  text-align: center;
  font-size: 14px;
}

.download-state[hidden],
[hidden] {
  display: none !important;
}

.download-state--loading::before {
  content: '';
  width: 14px;
  height: 14px;
  margin-right: 10px;
  border-radius: 999px;
  border: 2px solid rgba(139, 78, 255, 0.18);
  border-top-color: var(--color-accent-end);
  animation: download-spin 0.9s linear infinite;
}

.download-state--error {
  color: #a23b3b;
  background: linear-gradient(180deg, rgba(255, 246, 246, 0.98), rgba(252, 236, 236, 0.92));
  border-color: rgba(162, 59, 59, 0.16);
}

@keyframes download-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ----------------------------------------------------------------
   ARTIFACT CARDS
   ---------------------------------------------------------------- */
.artifact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.artifact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 24px;
  border-radius: 22px;
  background: #ffffff;
  border: 1px solid rgba(15, 20, 34, 0.07);
  box-shadow: 0 4px 14px rgba(15, 20, 34, 0.04);
  transition: transform var(--duration-normal) var(--ease-smooth),
              box-shadow var(--duration-normal) var(--ease-smooth),
              border-color var(--duration-normal) var(--ease-smooth);
}

.artifact-card:hover {
  transform: translateY(-3px);
  border-color: rgba(15, 20, 34, 0.12);
  box-shadow: 0 18px 40px rgba(15, 20, 34, 0.08);
}

.artifact-card--recommended {
  border-color: rgba(107, 56, 236, 0.28);
  box-shadow: 0 16px 40px rgba(107, 56, 236, 0.14);
  background:
    radial-gradient(140% 90% at 0% 0%, rgba(139, 78, 255, 0.08), transparent 60%),
    #ffffff;
}

.artifact-card--recommended::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 22px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(139, 78, 255, 0.5), rgba(107, 56, 236, 0));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

.artifact-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.artifact-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(15, 20, 34, 0.04);
  color: #0f1422;
}

.artifact-card__icon svg {
  width: 22px;
  height: 22px;
}

.artifact-card--darwin .artifact-card__icon {
  background: rgba(15, 20, 34, 0.06);
}
.artifact-card--windows .artifact-card__icon {
  background: rgba(0, 120, 212, 0.1);
  color: #0078d4;
}
.artifact-card--linux .artifact-card__icon {
  background: rgba(238, 168, 19, 0.12);
  color: #b87411;
}

.artifact-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(139, 78, 255, 0.12);
  color: var(--color-accent-end);
}

.artifact-card__badge::before {
  content: '★';
  font-size: 10px;
}

.artifact-card__body {
  flex: 1;
}

.artifact-card__title {
  margin: 0;
  font-family: var(--font-family-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #0f1422;
}

.artifact-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 0;
}

.artifact-card__meta-tag {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(15, 20, 34, 0.05);
  color: var(--color-text-faint);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: lowercase;
}

.artifact-card__variants {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
  padding: 4px;
  border-radius: 12px;
  background: rgba(15, 20, 34, 0.04);
}

.artifact-group__variant {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 68px;
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: transparent;
  color: var(--color-text-faint);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--duration-normal) var(--ease-smooth),
              border-color var(--duration-normal) var(--ease-smooth),
              color var(--duration-normal) var(--ease-smooth),
              box-shadow var(--duration-normal) var(--ease-smooth);
}

.artifact-group__variant:hover {
  color: #0f1422;
  background: rgba(255, 255, 255, 0.72);
}

.artifact-group__variant.is-active {
  background: #ffffff;
  border-color: rgba(107, 56, 236, 0.18);
  color: var(--color-accent-end);
  box-shadow: 0 6px 14px rgba(15, 20, 34, 0.08);
}

.artifact-card__checksum {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 7px 8px 7px 12px;
  border-radius: 12px;
  background: rgba(15, 20, 34, 0.025);
  border: 1px solid rgba(15, 20, 34, 0.055);
}

.artifact-card__checksum-label {
  flex: 0 0 auto;
  color: var(--color-text-faint);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.artifact-card__checksum-value {
  flex: 1;
  min-width: 0;
  color: rgba(15, 20, 34, 0.66);
  font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Liberation Mono', monospace;
  font-size: 11px;
  line-height: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.artifact-card__actions {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

.artifact-card__button {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 46px;
  padding: 0 16px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--duration-normal) var(--ease-smooth),
              background var(--duration-normal) var(--ease-smooth),
              border-color var(--duration-normal) var(--ease-smooth),
              color var(--duration-normal) var(--ease-smooth);
}

.artifact-card__button {
  background: #0f1422;
  color: #ffffff;
  border: 1px solid #0f1422;
}

.artifact-card__button:hover {
  background: #1d2438;
  transform: translateY(-1px);
}

.artifact-card--recommended .artifact-card__button {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-end));
  border-color: transparent;
  box-shadow: 0 8px 20px rgba(107, 56, 236, 0.25);
}

.artifact-card--recommended .artifact-card__button:hover {
  background: linear-gradient(135deg, #7a3fff, #5a28dc);
  box-shadow: 0 12px 26px rgba(107, 56, 236, 0.35);
}

.artifact-card__copy {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 30px;
  padding: 0 9px;
  border-radius: 9px;
  background: #ffffff;
  border: 1px solid rgba(15, 20, 34, 0.08);
  color: rgba(15, 20, 34, 0.62);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--duration-normal) var(--ease-smooth),
              border-color var(--duration-normal) var(--ease-smooth),
              color var(--duration-normal) var(--ease-smooth),
              box-shadow var(--duration-normal) var(--ease-smooth);
}

.artifact-card__copy:hover {
  border-color: rgba(107, 56, 236, 0.26);
  color: var(--color-accent-end);
  box-shadow: 0 6px 14px rgba(107, 56, 236, 0.08);
}

.artifact-card__copy.is-copied {
  border-color: rgba(34, 197, 94, 0.5);
  color: #16a34a;
}

.artifact-card__copy svg {
  width: 14px;
  height: 14px;
}

/* ----------------------------------------------------------------
   QUICK START
   ---------------------------------------------------------------- */
.download-usage {
  margin-top: 32px;
}

.usage-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.usage-step {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 24px;
  border-radius: 22px;
  background: #ffffff;
  border: 1px solid rgba(15, 20, 34, 0.07);
  box-shadow: 0 4px 14px rgba(15, 20, 34, 0.04);
}

.usage-step__index {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(139, 78, 255, 0.14), rgba(107, 56, 236, 0.06));
  color: var(--color-accent-end);
  font-family: var(--font-family-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
}

.usage-step__body {
  flex: 1;
  min-width: 0;
}

.usage-step__title {
  margin: 0;
  font-family: var(--font-family-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #0f1422;
}

.usage-step__desc {
  margin: 6px 0 14px;
  color: var(--color-text-faint);
  font-size: 14px;
  line-height: 1.55;
}

.usage-step__command-label {
  margin: 14px 0 7px;
  color: #0f1422;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.usage-step__command-label + .code-block {
  margin-top: 0;
}

.code-block {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #0f1422;
  color: #e9edf5;
  font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Liberation Mono', monospace;
  font-size: 13px;
  overflow: hidden;
}

.code-block code {
  flex: 1;
  min-width: 0;
  overflow-x: auto;
  white-space: nowrap;
  font-family: inherit;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

.code-block code::-webkit-scrollbar {
  height: 4px;
}
.code-block code::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 999px;
}

.code-block__prompt {
  color: rgba(233, 237, 245, 0.4);
  margin-right: 8px;
  user-select: none;
}

.code-block__copy {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(233, 237, 245, 0.7);
  cursor: pointer;
  transition: background var(--duration-normal) var(--ease-smooth),
              color var(--duration-normal) var(--ease-smooth),
              border-color var(--duration-normal) var(--ease-smooth);
}

.code-block__copy:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
}

.code-block__copy.is-copied {
  color: #4ade80;
  border-color: rgba(74, 222, 128, 0.4);
  background: rgba(74, 222, 128, 0.1);
}

.code-block__copy svg {
  width: 14px;
  height: 14px;
}

.usage-note {
  margin: 18px 0 0;
  padding: 14px 18px;
  border-radius: 14px;
  background: rgba(139, 78, 255, 0.06);
  border: 1px solid rgba(139, 78, 255, 0.16);
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.6;
}

.usage-note strong {
  color: var(--color-accent-end);
  font-weight: 700;
  margin-right: 4px;
}

/* ----------------------------------------------------------------
   RESPONSIVE
   ---------------------------------------------------------------- */
@media (max-width: 820px) {
  .download-main {
    padding: 16px 16px 80px;
  }

  .site-header__actions {
    gap: 12px;
  }

  .download-nav-link {
    display: none;
  }

  .download-hero {
    padding: 48px 0 36px;
  }

  .download-section__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .download-section__desc {
    max-width: none;
  }

  .download-meta {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 560px) {
  .download-hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .download-cta {
    width: 100%;
  }

  .product-pill {
    width: 100%;
  }

  .artifact-grid {
    grid-template-columns: 1fr;
  }

  .usage-step {
    padding: 20px;
    gap: 14px;
  }

  .usage-step__index {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }
}