:root { color-scheme: dark; }

html { scroll-padding-top: 76px; }

.product-body { background: var(--bg); }

.product-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  padding: 14px 32px;
  background: rgba(5,9,20,.86);
  border-bottom: 1px solid rgba(255,255,255,.07);
  backdrop-filter: blur(16px);
}

.product-brand { font-weight: 800; letter-spacing: .03em; }
.product-brand span { color: var(--muted); font-weight: 500; margin-left: 6px; }

.product-topnav { display: flex; gap: 20px; color: var(--muted); font-size: 14px; }
.product-topnav a:hover { color: var(--text); }
.product-back { margin-left: auto; color: var(--muted); font-size: 14px; }
.product-back:hover { color: var(--text); }

.product-main { width: min(1180px, calc(100% - 48px)); margin-inline: auto; padding: 56px 0 90px; }

.product-hero { max-width: 860px; padding: 18px 0 8px; }
.product-hero h1 { margin: 10px 0 0; font-size: clamp(38px, 5vw, 56px); letter-spacing: -.02em; }
.product-lead { margin: 20px 0 0; color: var(--muted); font-size: 18px; max-width: 760px; }
.product-anchors { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }

.product-section { margin-top: 84px; }
.product-section h2 { margin: 0; font-size: clamp(30px, 3.6vw, 42px); letter-spacing: -.02em; }
.product-section-lead { margin: 16px 0 0; color: var(--muted); max-width: 860px; }

.product-subhead {
  display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap;
  margin: 52px 0 0;
}
.product-subhead h3 { margin: 0; font-size: 24px; }
.product-launch { color: var(--muted); font-size: 13px; }
.product-launch code { color: var(--primary-soft); }

.view-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; margin-top: 26px; }
.view-card, .memory-block {
  border: 1px solid var(--border); border-radius: 16px;
  background: var(--surface); overflow: hidden; min-width: 0;
}
.view-shot, .memory-shot, .memory-lead { margin: 0; border-bottom: 1px solid var(--border); background: #0b0f1c; }
.view-shot img, .memory-shot img, .memory-lead img { width: 100%; height: auto; }
.view-copy, .memory-copy { padding: 18px 20px 20px; }
.view-copy h4, .memory-copy h4 { margin: 0 0 8px; font-size: 17px; }
.view-copy p, .memory-copy p { margin: 0; color: var(--muted); font-size: 14px; }
.view-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 0; padding: 0; list-style: none; }
.view-tags li { padding: 4px 10px; border: 1px solid var(--border); border-radius: 999px; color: #cdd9ee; font-size: 12px; }

.memory-lead { border: 1px solid var(--border); border-radius: 16px; overflow: hidden; margin-top: 26px; }
.memory-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin-top: 22px; }

.product-launch-card {
  margin-top: 22px; padding: 18px 20px;
  border: 1px solid var(--border); border-radius: 16px; background: var(--surface);
}
.product-launch-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.product-launch-row code { font-family: var(--font-mono); font-size: 13px; color: var(--primary-soft); }
.product-launch-card p { margin: 10px 0 0; color: var(--muted); font-size: 14px; }

.cli-groups { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; margin-top: 30px; align-items: start; }
.cli-group { border: 1px solid var(--border); border-radius: 16px; background: var(--surface); padding: 22px; min-width: 0; }
.cli-group-head { display: flex; align-items: baseline; gap: 12px; }
.cli-group-head h3 { margin: 0; font-size: 20px; }
.cli-version { color: var(--muted); font-size: 13px; font-family: var(--font-mono); }
.quick-group { margin-top: 22px; }
.quick-group h4 { margin: 0 0 10px; color: var(--muted); font-size: 13px; letter-spacing: .04em; }
.cli-list { display: flex; flex-direction: column; gap: 10px; margin: 0; padding: 0; list-style: none; }
.cli-item { border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.03); padding: 10px 12px; min-width: 0; }
.cli-head { display: flex; align-items: center; gap: 10px; min-width: 0; }
.cli-head code {
  flex: 1; min-width: 0; font-family: var(--font-mono); font-size: 12.5px;
  overflow-wrap: anywhere;
}
.cli-copy, .product-copy {
  flex: none; padding: 4px 10px; border: 1px solid var(--border); border-radius: 999px;
  background: transparent; color: var(--muted); font-size: 12px; cursor: pointer;
}
.cli-copy:hover, .product-copy:hover { color: var(--text); border-color: rgba(255,255,255,.28); }
.cli-what { margin: 6px 0 0; color: var(--muted); font-size: 12.5px; }
.cli-note { margin: 4px 0 0; color: var(--accent); font-size: 12px; }
.cli-danger { flex: none; padding: 2px 8px; border: 1px solid rgba(255,120,120,.5); border-radius: 999px; color: #ff9a9a; font-size: 11px; }

.product-install {
  margin-top: 90px; padding: 42px 24px; text-align: center;
  border: 1px solid var(--border); border-radius: 20px;
  background: linear-gradient(170deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
}
.product-install h2 { margin: 0; font-size: 30px; }
.product-install pre {
  display: inline-block; margin: 22px auto 0; padding: 14px 20px; max-width: 100%;
  border: 1px solid var(--border); border-radius: 10px; background: rgba(0,0,0,.28);
  overflow-x: auto; text-align: left;
}
.product-install code { font-family: var(--font-mono); font-size: 14px; color: var(--primary-soft); }
.product-install p { margin: 16px 0 0; color: var(--muted); }
.product-install .product-anchors { justify-content: center; }

@media (max-width: 1100px) {
  .view-grid, .cli-groups { grid-template-columns: minmax(0, 1fr); }
  .memory-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 760px) {
  .product-header { padding: 12px 18px; gap: 12px; }
  .product-topnav { order: 3; width: 100%; overflow-x: auto; }
  .product-main { width: calc(100% - 32px); padding: 34px 0 70px; }
  .product-section { margin-top: 64px; }
  .product-install { padding: 30px 16px; }
  .product-install pre { display: block; }
}