.page-products {
  background: var(--ink);
  color: var(--paper);
}

.page-products .pt-crumb {
  padding-top: clamp(14px, 2.6vw, 24px);
}

/* ---------- 首屏 ---------- */
.page-products .pt-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(118% 88% at 92% 6%, rgba(22, 224, 196, .15), transparent 62%),
    linear-gradient(158deg, var(--ink-3), var(--ink) 64%);
}

.page-products .pt-hero::after {
  content: "";
  position: absolute;
  top: -18%;
  right: -10%;
  width: 46%;
  height: 148%;
  transform: rotate(8deg);
  background: linear-gradient(90deg, transparent, rgba(22, 224, 196, .07));
  pointer-events: none;
}

.page-products .pt-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  padding-block: clamp(24px, 4vw, 44px) clamp(38px, 6vw, 68px);
}

.page-products .pt-hero__lead h1 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 62px);
  font-weight: 800;
  line-height: .98;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-products .pt-hero__lead .lede {
  max-width: 60ch;
  color: var(--text-soft);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.8;
}

.page-products .pt-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-products .pt-board {
  padding: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
  background: linear-gradient(180deg, rgba(12, 46, 38, .96), rgba(7, 31, 26, .96));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-products .pt-board__label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan-soft);
}

.page-products .pt-board__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pt-board__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 32px);
  line-height: 1;
  color: var(--amber);
}

.page-products .pt-board__cap {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
}

.page-products .pt-board__note {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-soft);
}

@media (min-width: 900px) {
  .page-products .pt-hero__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr);
    align-items: end;
  }
}

/* ---------- 主体栅格 ---------- */
.page-products .pt-body {
  padding-block: clamp(32px, 5vw, 60px);
}

.page-products .bench {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-products .bench__main {
  min-width: 0;
}

@media (min-width: 1040px) {
  .page-products .bench {
    grid-template-columns: 288px minmax(0, 1fr);
    align-items: start;
  }
  .page-products .rail {
    position: sticky;
    top: 96px;
  }
}

/* ---------- 左栏 ---------- */
.page-products .rail {
  display: grid;
  gap: 14px;
  align-self: start;
}

.page-products .rail__card {
  padding: 16px 16px 18px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
}

.page-products .rail__card--help {
  border-left-color: var(--amber);
  background: linear-gradient(150deg, rgba(107, 31, 51, .38), var(--ink-2));
}

.page-products .rail__title {
  margin: 0;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan-soft);
}

.page-products .rail__nav {
  display: grid;
  gap: 2px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .rail__nav a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 7px 6px;
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-products .rail__nav a:hover,
.page-products .rail__nav a:focus-visible {
  background: rgba(22, 224, 196, .12);
  color: var(--cyan-soft);
}

.page-products .rail__nav .mono {
  font-size: 11px;
  color: var(--amber);
}

.page-products .rail__group {
  padding: 8px 0;
  border-top: 1px dashed rgba(127, 245, 230, .18);
}

.page-products .rail__group:first-of-type {
  margin-top: 10px;
}

.page-products .rail__group summary {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--cyan-soft);
  cursor: pointer;
  list-style: none;
}

.page-products .rail__group summary::-webkit-details-marker {
  display: none;
}

.page-products .rail__group summary::after {
  content: "+";
  color: var(--muted);
}

.page-products .rail__group[open] summary::after {
  content: "–";
  color: var(--cyan);
}

.page-products .rail__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 9px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .rail__tags li {
  padding: 2px 7px;
  font-size: 11.5px;
  color: var(--text-soft);
  border: 1px solid var(--line);
}

.page-products .rail__text {
  margin: 10px 0 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-soft);
}

/* ---------- 章节 ---------- */
.page-products .pt-sec {
  padding-block: clamp(26px, 4vw, 46px);
  border-top: 1px solid rgba(127, 245, 230, .12);
  scroll-margin-top: 96px;
}

.page-products .pt-sec:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .pt-sec__head h2 {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-products .pt-sec__intro {
  max-width: 64ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .pt-after {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .pt-inline-link {
  margin: 14px 0 0;
  font-size: 13.5px;
  color: var(--muted);
}

.page-products .pt-inline-link a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 245, 230, .4);
}

/* ---------- 图片 ---------- */
.page-products .pt-figure {
  margin: 18px 0 22px;
}

.page-products .pt-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-products .pt-figure__cap {
  margin-top: 8px;
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--muted);
}

/* ---------- 图文并排 ---------- */
.page-products .pt-split {
  display: grid;
  gap: 18px;
  margin-top: 6px;
}

.page-products .pt-split__text h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.4vw, 22px);
  letter-spacing: .01em;
  color: var(--cyan-soft);
}

.page-products .pt-split__text p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

@media (min-width: 780px) {
  .page-products .pt-split {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
    gap: 26px;
  }
  .page-products .pt-split--reverse {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
  }
  .page-products .pt-figure--side {
    margin: 0;
  }
}

/* ---------- 视图切换 ---------- */
.page-products .tabs {
  padding: clamp(14px, 2vw, 20px);
  background: rgba(12, 46, 38, .55);
  border: 1px solid var(--line);
}

.page-products .tabs__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .tabs__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .tabs__btn {
  padding: 7px 15px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--muted);
  border: 1px solid var(--line);
  cursor: pointer;
  user-select: none;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}

.page-products .tabs__btn:hover {
  color: var(--cyan-soft);
  border-color: var(--line-strong);
}

.page-products .tabs__panel {
  display: none;
}

.page-products .tabs__panel p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products #cal-view-1:checked ~ .tabs__bar [for="cal-view-1"],
.page-products #cal-view-2:checked ~ .tabs__bar [for="cal-view-2"],
.page-products #cal-view-3:checked ~ .tabs__bar [for="cal-view-3"],
.page-products #bt-view-1:checked ~ .tabs__bar [for="bt-view-1"],
.page-products #bt-view-2:checked ~ .tabs__bar [for="bt-view-2"],
.page-products #bt-view-3:checked ~ .tabs__bar [for="bt-view-3"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-products #cal-view-1:checked ~ .tabs__panels [data-view="d1"],
.page-products #cal-view-2:checked ~ .tabs__panels [data-view="d2"],
.page-products #cal-view-3:checked ~ .tabs__panels [data-view="d3"],
.page-products #bt-view-1:checked ~ .tabs__panels [data-view="b1"],
.page-products #bt-view-2:checked ~ .tabs__panels [data-view="b2"],
.page-products #bt-view-3:checked ~ .tabs__panels [data-view="b3"] {
  display: block;
}

.page-products .pt-defs {
  display: grid;
  gap: 9px;
  margin: 14px 0 0;
}

.page-products .pt-defs > div {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.page-products .pt-defs dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-products .pt-defs dd {
  margin: 0;
  font-size: 14px;
  color: var(--text-soft);
}

/* ---------- 筛选结果卡 ---------- */
.page-products .pt-results {
  display: grid;
  gap: 12px;
  margin: 18px 0;
}

.page-products .pt-result {
  padding: 14px 16px 16px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-bottom: 2px solid rgba(22, 224, 196, .34);
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pt-result:hover {
  transform: translateY(-2px);
  border-bottom-color: var(--cyan);
}

.page-products .pt-result__tag {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .07em;
  color: var(--cyan-soft);
}

.page-products .pt-result__big {
  margin: 8px 0 6px;
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1.05;
  color: var(--paper);
}

.page-products .pt-result__meta {
  margin: 0 0 10px;
  font-size: 12.5px;
  color: var(--muted);
}

.page-products .pt-result__ver {
  margin: 0;
  font-size: 12.5px;
  color: var(--text-soft);
}

@media (min-width: 720px) {
  .page-products .pt-results {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 三段编号 ---------- */
.page-products .pt-tri {
  display: grid;
  gap: 10px;
  margin: 18px 0;
  padding: 0;
  list-style: none;
}

.page-products .pt-tri > li {
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--ink-2), var(--ink-3));
}

.page-products .pt-tri .mono {
  display: inline-block;
  margin-bottom: 6px;
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
}

.page-products .pt-tri strong {
  display: block;
  font-size: 15px;
  color: var(--paper);
}

.page-products .pt-tri p {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-soft);
}

@media (min-width: 720px) {
  .page-products .pt-tri {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 版本表 ---------- */
.page-products .pt-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
}

.page-products .pt-table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-products .pt-table th {
  padding: 10px 12px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .07em;
  color: var(--muted);
  background: rgba(18, 61, 52, .65);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .pt-table td {
  padding: 11px 12px;
  vertical-align: top;
  line-height: 1.65;
  color: var(--text-soft);
  border-bottom: 1px solid rgba(127, 245, 230, .1);
}

.page-products .pt-table td:first-child {
  color: var(--paper);
}

.page-products .pt-table .mono {
  color: var(--amber);
  white-space: nowrap;
}

.page-products .pt-table tr:hover td {
  background: rgba(22, 224, 196, .06);
}

/* ---------- 规则栏目 ---------- */
.page-products .pt-anchors {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-products .pt-anchors a {
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--cyan-soft);
  text-decoration: none;
  border: 1px solid var(--line);
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-products .pt-anchors a:hover,
.page-products .pt-anchors a:focus-visible {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-products .pt-acc {
  display: grid;
  gap: 8px;
}

.page-products .pt-acc__item {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 2px solid rgba(22, 224, 196, .3);
  scroll-margin-top: 96px;
}

.page-products .pt-acc__item[open] {
  border-left-color: var(--cyan);
}

.page-products .pt-acc__item summary {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 15px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
  transition: color .2s var(--ease);
}

.page-products .pt-acc__item summary::-webkit-details-marker {
  display: none;
}

.page-products .pt-acc__item summary .mono {
  font-size: 11.5px;
  color: var(--amber);
}

.page-products .pt-acc__item summary::after {
  content: "＋";
  margin-left: auto;
  color: var(--muted);
  transition: color .2s var(--ease);
}

.page-products .pt-acc__item[open] summary {
  color: var(--cyan-soft);
  border-bottom: 1px solid var(--line);
}

.page-products .pt-acc__item[open] summary::after {
  content: "－";
  color: var(--cyan);
}

.page-products .pt-acc__body {
  padding: 12px 15px 14px;
}

.page-products .pt-acc__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ---------- 统计与阵容 ---------- */
.page-products .pt-metrics {
  display: grid;
  gap: 12px;
  margin: 18px 0;
}

.page-products .pt-metric {
  padding: clamp(16px, 2.4vw, 22px);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(43, 33, 96, .58), rgba(12, 46, 38, .92));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-products .pt-metric--wine {
  background: linear-gradient(150deg, rgba(107, 31, 51, .62), rgba(12, 46, 38, .92));
}

.page-products .pt-metric__tag {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-products .pt-metric h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 24px);
  color: var(--paper);
}

.page-products .pt-metric > p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .pt-metric__list {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pt-metric__list li {
  padding-left: 14px;
  position: relative;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pt-metric__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 5px;
  height: 5px;
  background: var(--amber);
  transform: rotate(45deg);
}

@media (min-width: 720px) {
  .page-products .pt-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 流程 ---------- */
.page-products .pt-steps {
  display: grid;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pt-steps > li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-top: 1px solid var(--line);
}

.page-products .pt-steps > li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .pt-steps__n {
  font-size: 21px;
  line-height: 1.1;
  color: var(--amber);
}

.page-products .pt-steps h3 {
  margin: 0 0 5px;
  font-size: 15.5px;
  color: var(--paper);
}

.page-products .pt-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-products .pt-cta {
  display: grid;
  gap: 14px;
  margin-top: 22px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background: linear-gradient(140deg, rgba(107, 31, 51, .5), rgba(7, 31, 26, .92));
}

.page-products .pt-cta p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
}

.page-products .pt-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .pt-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
}

.page-products .pt-links a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 245, 230, .35);
  padding-bottom: 1px;
  transition: color .2s var(--ease);
}

.page-products .pt-links a:hover,
.page-products .pt-links a:focus-visible {
  color: var(--paper);
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pt-result,
  .page-products .tabs__btn,
  .page-products .rail__nav a,
  .page-products .pt-anchors a,
  .page-products .pt-acc__item summary::after {
    transition: none;
  }
  .page-products .pt-result:hover {
    transform: none;
  }
}