.page-products {
  --vlt-rail-w: 264px;
  --vlt-gap: clamp(20px, 3.4vw, 40px);
  padding-bottom: clamp(56px, 8vw, 104px);
  background-image:
    radial-gradient(90% 50% at 100% 0%, rgba(155, 92, 255, 0.1), transparent 62%),
    radial-gradient(70% 40% at 0% 30%, rgba(53, 240, 194, 0.05), transparent 60%);
  background-repeat: no-repeat;
}

.page-products figure {
  margin: 0;
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 首屏框景 ---------- */
.page-products .vlt-hero {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-products .vlt-frame {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(26px, 4.4vw, 56px);
  padding-top: clamp(34px, 5vw, 62px);
  background:
    radial-gradient(120% 140% at 88% -20%, rgba(155, 92, 255, 0.18), transparent 62%),
    radial-gradient(110% 120% at 0% 112%, rgba(53, 240, 194, 0.14), transparent 64%),
    var(--panel);
  overflow: hidden;
}

.page-products .vlt-frame::before,
.page-products .vlt-frame::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 12px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--line-strong) 0 1px,
    transparent 1px 16px
  );
  opacity: 0.75;
  pointer-events: none;
}

.page-products .vlt-frame::before {
  top: 0;
}

.page-products .vlt-frame::after {
  bottom: 0;
}

.page-products .vlt-frame-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-deep);
}

.page-products .vlt-frame-meta .mono:first-child {
  color: var(--cyan);
}

.page-products .vlt-frame h1 {
  margin: 16px 0 0;
  padding-right: 6px;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 58px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text);
  transform: skewX(-3deg);
  transform-origin: left bottom;
}

.page-products .vlt-frame .lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--muted);
}

.page-products .vlt-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(22px, 3.6vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--line);
  overflow: hidden;
}

.page-products .vlt-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: var(--abyss);
}

.page-products .vlt-stat-num {
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cyan);
  line-height: 1.1;
}

.page-products .vlt-stat-label {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}

.page-products .vlt-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3.4vw, 32px);
}

/* ---------- 主布局 ---------- */
.page-products .vlt-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--vlt-gap);
  margin-top: clamp(36px, 5.5vw, 68px);
  align-items: start;
}

.page-products .vlt-rail {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

.page-products .vlt-rail-fig {
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-products .vlt-rail-title {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-deep);
}

.page-products .vlt-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-products .vlt-rail-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 12px;
  border-left: 2px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background 0.16s var(--ease);
}

.page-products .vlt-rail-list a .mono {
  font-size: 12px;
  color: var(--muted-deep);
}

.page-products .vlt-rail-list a:hover,
.page-products .vlt-rail-list a:focus-visible {
  color: var(--text);
  border-left-color: var(--cyan);
  background: rgba(53, 240, 194, 0.06);
}

.page-products .vlt-rail-list a.is-current {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(53, 240, 194, 0.08);
}

.page-products .vlt-content {
  min-width: 0;
}

/* ---------- 筛选器 ---------- */
.page-products .vlt-filter {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: clamp(16px, 2.6vw, 24px);
  background: var(--panel);
}

.page-products .vlt-filter-title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-deep);
}

.page-products .vlt-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.page-products .vlt-status {
  margin: 16px 0 6px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-products .vlt-filter-hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 区块通用 ---------- */
.page-products .vlt-block {
  margin-top: clamp(34px, 5vw, 56px);
  scroll-margin-top: calc(var(--header-h) + 18px);
}

.page-products .vlt-sec-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.page-products .vlt-sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.6vw, 34px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .vlt-sec-head p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .vlt-note {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--line-strong);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .vlt-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 194, 0.4);
}

/* ---------- 字段图例 ---------- */
.page-products .vlt-legend {
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 20px 0 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--line);
  overflow: hidden;
}

.page-products .vlt-legend li {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 13px 15px;
  background: var(--panel);
}

.page-products .vlt-legend .k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-products .vlt-legend .v {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 版本行 ---------- */
.page-products .vlt-groups {
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-products .vlt-group {
  margin-top: clamp(20px, 3.2vw, 30px);
  scroll-margin-top: calc(var(--header-h) + 18px);
}

.page-products .vlt-group:first-child {
  margin-top: 0;
}

.page-products .vlt-group-label {
  margin: 0 0 8px;
  padding-left: 2px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-deep);
}

.page-products .vlt-row {
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 20px);
  transition: background 0.16s var(--ease), box-shadow 0.16s var(--ease);
}

.page-products .vlt-group .vlt-row:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .vlt-row > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 14px;
  padding: 15px 12px;
  align-items: center;
}

.page-products .vlt-row > summary::-webkit-details-marker {
  display: none;
}

.page-products .vlt-row > summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
  border-radius: var(--radius-sm);
}

.page-products .vlt-row-ver {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.page-products .vlt-ver {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
  transition: color 0.16s var(--ease);
}

.page-products .vlt-game {
  font-size: 13px;
  color: var(--muted);
}

.page-products .vlt-cell {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
  font-size: 14px;
  color: var(--text);
}

.page-products .vlt-cell .k {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted-deep);
}

.page-products .vlt-row:hover {
  background: rgba(36, 22, 64, 0.5);
}

.page-products .vlt-row:hover .vlt-ver {
  color: var(--cyan);
}

.page-products .vlt-row[open] {
  background: rgba(36, 22, 64, 0.4);
}

.page-products .vlt-row:target {
  background: rgba(15, 59, 55, 0.5);
  box-shadow: inset 0 0 0 1px var(--cyan);
}

.page-products .vlt-row-more {
  margin: 0 12px 14px;
  padding: 14px 16px;
  border-left: 2px solid var(--violet);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(36, 22, 64, 0.55);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .vlt-row-more p {
  margin: 0;
  word-break: break-word;
}

.page-products .vlt-row-more .mono {
  color: var(--cyan);
  font-size: 13px;
}

.page-products .vlt-row-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 10px;
}

.page-products .vlt-row-links a {
  color: var(--cyan);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 194, 0.4);
  padding-bottom: 1px;
}

.page-products .vlt-row-links a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 评测对照表 ---------- */
.page-products .vlt-compare .media-frame {
  margin-bottom: 22px;
}

.page-products .vlt-table-wrap {
  margin-top: 6px;
}

.page-products .vlt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .vlt-table caption {
  caption-side: top;
  text-align: left;
  padding-bottom: 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted-deep);
}

.page-products .vlt-table th,
.page-products .vlt-table td {
  border: 1px solid var(--line);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

.page-products .vlt-table thead th {
  background: var(--panel);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-products .vlt-table thead th:nth-child(2) {
  color: var(--cyan);
}

.page-products .vlt-table thead th:nth-child(3) {
  color: var(--violet);
}

.page-products .vlt-table tbody th {
  background: rgba(12, 18, 38, 0.6);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.page-products .vlt-table tbody td {
  color: var(--muted);
  line-height: 1.6;
}

.page-products .vlt-table tbody td:nth-child(3) {
  border-left: 1px solid rgba(53, 240, 194, 0.35);
  box-shadow: inset 8px 0 18px -14px rgba(53, 240, 194, 0.9);
}

.page-products .vlt-table td.is-diff {
  background: rgba(15, 59, 55, 0.62);
  color: var(--text);
}

.page-products .vlt-tag {
  display: inline-block;
  margin: 2px 4px 2px 0;
  padding: 3px 9px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-products .vlt-tag:hover,
.page-products .vlt-tag:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 下载区 ---------- */
.page-products .vlt-downloads {
  margin-top: clamp(38px, 6vw, 72px);
  scroll-margin-top: calc(var(--header-h) + 18px);
}

.page-products .vlt-dl-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  align-items: center;
}

.page-products .vlt-dl-body {
  min-width: 0;
}

.page-products .vlt-steps {
  list-style: none;
  counter-reset: vlt-step;
  display: grid;
  gap: 14px;
  margin: 18px 0 22px;
  padding: 0;
}

.page-products .vlt-steps li {
  counter-increment: vlt-step;
  position: relative;
  padding-left: 44px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .vlt-steps li strong {
  display: block;
  color: var(--text);
  font-weight: 600;
  margin-bottom: 2px;
}

.page-products .vlt-steps li::before {
  content: "0" counter(vlt-step);
  position: absolute;
  left: 0;
  top: 1px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(53, 240, 194, 0.42);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

/* ---------- 命名与归档 ---------- */
.page-products .vlt-rules-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-products .vlt-rules-body {
  min-width: 0;
}

.page-products .vlt-naming {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--line);
  overflow: hidden;
}

.page-products .vlt-naming li {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  background: var(--panel);
}

.page-products .vlt-naming .pat {
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-products .vlt-naming .desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .vlt-archive {
  margin-top: 16px;
  padding: 16px 18px;
  border: 1px solid rgba(255, 176, 32, 0.35);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 176, 32, 0.09), rgba(255, 176, 32, 0.02));
}

.page-products .vlt-archive .mono {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-products .vlt-archive p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .vlt-archive a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 176, 32, 0.45);
}

/* ---------- 末尾行动区 ---------- */
.page-products .vlt-cta {
  margin-top: clamp(38px, 6vw, 72px);
}

.page-products .vlt-cta-inner {
  display: grid;
  justify-items: start;
  gap: 14px;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(90% 130% at 10% 0%, rgba(53, 240, 194, 0.14), transparent 62%),
    radial-gradient(80% 130% at 100% 100%, rgba(155, 92, 255, 0.18), transparent 62%),
    var(--panel);
}

.page-products .vlt-cta-inner h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 32px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .vlt-cta-inner p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 600px) {
  .page-products .vlt-hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .vlt-legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .vlt-row > summary {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .vlt-row-ver {
    grid-column: 1 / -1;
  }
}

@media (min-width: 768px) {
  .page-products .vlt-legend {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .vlt-dl-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }

  .page-products .vlt-rules-grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  }
}

@media (min-width: 900px) {
  .page-products .vlt-row > summary {
    grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)) minmax(0, 0.85fr);
    gap: 14px;
  }

  .page-products .vlt-row-ver {
    grid-column: auto;
  }

  .page-products .vlt-legend {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-products .vlt-layout {
    grid-template-columns: var(--vlt-rail-w) minmax(0, 1fr);
    gap: clamp(28px, 3.6vw, 52px);
  }

  .page-products .vlt-rail {
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }
}

@media (max-width: 767px) {
  .page-products .vlt-table thead {
    display: none;
  }

  .page-products .vlt-table,
  .page-products .vlt-table tbody,
  .page-products .vlt-table tr,
  .page-products .vlt-table th,
  .page-products .vlt-table td {
    display: block;
    width: 100%;
  }

  .page-products .vlt-table tr {
    margin-bottom: 12px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--panel);
  }

  .page-products .vlt-table caption {
    padding-bottom: 14px;
  }

  .page-products .vlt-table tbody th {
    margin-bottom: 8px;
    padding: 0 0 8px;
    border: 0;
    border-bottom: 1px dashed var(--line);
    background: none;
    font-size: 16px;
    white-space: normal;
  }

  .page-products .vlt-table tbody td {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 6px 0;
    border: 0;
    box-shadow: none;
    text-align: right;
  }

  .page-products .vlt-table tbody td::before {
    content: attr(data-label);
    flex: 0 0 auto;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    color: var(--muted-deep);
    text-align: left;
  }

  .page-products .vlt-table td.is-diff {
    padding: 6px 10px;
    border-radius: var(--radius-sm);
  }

  .page-products .vlt-table tbody td:last-child {
    margin-top: 6px;
    padding-top: 10px;
    border-top: 1px solid var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .vlt-row,
  .page-products .vlt-ver,
  .page-products .vlt-rail-list a,
  .page-products .vlt-tag {
    transition: none;
  }

  .page-products .vlt-frame h1 {
    transform: none;
  }
}