.page-products {
  --ps-paper-ink: #0A1F1A;
  --ps-paper-line: rgba(10, 31, 26, 0.16);
  --ps-paper-muted: #55655E;
  --ps-paper-accent: #0D6B52;
  --ps-shadow-gap: clamp(2.6rem, 7vw, 5.4rem);

  background: var(--c-ink);
  color: var(--c-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products h2 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.1;
  font-size: clamp(1.5rem, 3.6vw, 2.3rem);
  margin: 0.55rem 0 0;
}

.page-products h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  font-size: 1.12rem;
  margin: 0.5rem 0 0.4rem;
}

.page-products p {
  margin: 0.8rem 0 0;
  line-height: 1.75;
}

/* ---------- 首屏：对角切割 ---------- */
.page-products .ps-hero {
  position: relative;
  overflow: hidden;
  background: var(--c-ink);
  padding: clamp(1.4rem, 3.5vw, 2.4rem) 0 clamp(3rem, 8vw, 5.6rem);
  border-bottom: 1px solid var(--line-dark);
}

.page-products .ps-hero__shell {
  position: relative;
  z-index: 1;
}

.page-products .ps-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--c-ink-2);
  pointer-events: none;
}

.page-products .ps-hero__body {
  display: grid;
  gap: clamp(1.8rem, 4vw, 3rem);
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
}

.page-products .ps-hero__copy h1 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.04;
  font-size: clamp(2rem, 6.4vw, 4.1rem);
  margin: 0.6rem 0 0;
  color: var(--c-text);
}

.page-products .ps-hero__copy .lede {
  max-width: 36em;
  color: var(--c-muted);
  font-size: 1.02rem;
}

.page-products .ps-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.page-products .ps-hero__panel {
  position: relative;
  border: 1px solid var(--line-mid);
  background: linear-gradient(180deg, rgba(16, 48, 42, 0.92), rgba(10, 31, 26, 0.55));
  padding: 1.05rem 1.15rem 1.25rem;
}

.page-products .ps-hero__panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 56px;
  height: 3px;
  background: var(--c-cyan);
}

.page-products .ps-hero__panel-head {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--c-cyan);
}

.page-products .ps-hero__stats {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.95rem 1rem;
}

.page-products .ps-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--line-dark);
}

.page-products .ps-hero__num {
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3vw, 1.7rem);
  line-height: 1;
  color: var(--c-text);
  letter-spacing: 0.02em;
}

.page-products .ps-hero__unit {
  font-size: 0.8rem;
  color: var(--c-muted);
  line-height: 1.45;
}

/* ---------- 四条产品线 ---------- */
.page-products .ps-lines {
  background: var(--c-ink-2);
  padding: var(--ps-shadow-gap) 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-products .ps-lines__head {
  margin-bottom: clamp(1.4rem, 3vw, 2.2rem);
}

.page-products .ps-lines__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  grid-template-columns: minmax(0, 1fr);
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

.page-products .ps-line {
  background: var(--c-ink);
  border-top: 2px solid transparent;
  padding: 1.4rem 1.25rem 1.6rem;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .ps-line:hover {
  border-top-color: var(--c-cyan);
  background: #0d2620;
}

.page-products .ps-line__no {
  display: block;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--c-orange);
}

.page-products .ps-line__title {
  margin-top: 0.45rem;
  color: var(--c-text);
}

.page-products .ps-line__desc {
  margin-top: 0.35rem;
  font-size: 0.94rem;
  color: var(--c-muted);
}

.page-products .ps-line__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}

.page-products .ps-line__list li {
  position: relative;
  padding: 0.42rem 0 0.42rem 1.05rem;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--c-text);
  border-top: 1px solid var(--line-dark);
}

.page-products .ps-line__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.92rem;
  width: 6px;
  height: 6px;
  background: var(--c-cyan);
}

/* ---------- 关注列表 ---------- */
.page-products .ps-follow {
  background: var(--c-ink);
  padding: var(--ps-shadow-gap) 0;
}

.page-products .ps-follow__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .ps-follow__copy p {
  max-width: 40em;
  color: var(--c-muted);
}

.page-products .ps-follow__points {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}

.page-products .ps-follow__points li {
  position: relative;
  padding: 0.72rem 0 0.72rem 1.4rem;
  border-bottom: 1px solid var(--line-dark);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--c-text);
}

.page-products .ps-follow__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.24rem;
  width: 8px;
  height: 8px;
  background: var(--c-cyan);
}

.page-products .ps-follow__note {
  margin-top: 1.1rem;
  font-size: 0.88rem;
  color: var(--c-muted);
}

/* ---------- 图片框架 ---------- */
.page-products .ps-shot {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-mid);
  background: var(--c-ink-2);
  overflow: hidden;
}

.page-products .ps-shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.5) contrast(1.06) brightness(0.86);
}

.page-products .ps-shot::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 2.4rem;
  pointer-events: none;
  background: linear-gradient(212deg, rgba(10, 31, 26, 0) 46%, rgba(10, 31, 26, 0.7) 100%);
}

.page-products .ps-shot__cap {
  position: relative;
  z-index: 1;
  display: block;
  padding: 0.62rem 0.85rem 0.68rem;
  border-top: 1px solid var(--line-mid);
  background: var(--c-ink);
  color: var(--c-muted);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

/* ---------- 数据看板（暖纸区） ---------- */
.page-products .ps-board {
  background: var(--c-paper);
  color: var(--ps-paper-ink);
  padding: var(--ps-shadow-gap) 0;
}

.page-products .ps-board h2,
.page-products .ps-board h3 {
  color: var(--ps-paper-ink);
}

.page-products .ps-board .eyebrow {
  color: var(--ps-paper-accent);
}

.page-products .ps-board__intro,
.page-products .ps-board__read {
  max-width: 42em;
  color: var(--ps-paper-muted);
}

.page-products .ps-board__cols {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--ps-paper-line);
}

.page-products .ps-board__cols > li {
  padding: 1.05rem 0 1.15rem;
  border-bottom: 1px solid var(--ps-paper-line);
}

.page-products .ps-board__cols h3 {
  margin: 0.35rem 0 0.3rem;
}

.page-products .ps-board__cols p {
  margin-top: 0.3rem;
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--ps-paper-muted);
}

.page-products .ps-board__idx {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--ps-paper-accent);
}

.page-products .ps-board__read {
  margin-top: 1.4rem;
  font-size: 0.95rem;
  padding-left: 1rem;
  border-left: 3px solid var(--c-orange);
}

.page-products .ps-board .ps-shot {
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
  border-color: var(--ps-paper-line);
  background: var(--c-paper-2);
}

.page-products .ps-board .ps-shot::after {
  background: linear-gradient(212deg, rgba(10, 31, 26, 0) 48%, rgba(10, 31, 26, 0.55) 100%);
}

.page-products .ps-board .ps-shot__cap {
  background: var(--c-paper-2);
  border-top-color: var(--ps-paper-line);
  color: var(--ps-paper-muted);
}

/* ---------- 旧版本资料库 ---------- */
.page-products .ps-archive {
  background: var(--c-ink-2);
  padding: var(--ps-shadow-gap) 0;
  border-top: 1px solid var(--line-dark);
}

.page-products .ps-archive__intro {
  max-width: 44em;
  color: var(--c-muted);
}

.page-products .ps-archive__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
}

.page-products .ps-tabs {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-products .ps-tabs__bar {
  order: -1;
  display: flex;
  border: 1px solid var(--line-mid);
  border-bottom: none;
  background: rgba(10, 31, 26, 0.6);
}

.page-products .ps-tabs__link {
  flex: 1 1 0;
  min-width: 0;
  padding: 0.9rem 0.4rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--c-muted);
  text-decoration: none;
  border-right: 1px solid var(--line-mid);
  transition: color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-products .ps-tabs__link:last-child {
  border-right: none;
}

.page-products .ps-tabs__link:hover {
  color: var(--c-text);
}

.page-products .ps-tabs__link[href="#ps-panel-team"] {
  color: var(--c-ink);
  background: var(--c-cyan);
  font-weight: 700;
}

.page-products #ps-panel-season:target ~ .ps-tabs__bar .ps-tabs__link[href="#ps-panel-team"],
.page-products #ps-panel-version:target ~ .ps-tabs__bar .ps-tabs__link[href="#ps-panel-team"] {
  color: var(--c-muted);
  background: transparent;
  font-weight: 400;
}

.page-products #ps-panel-season:target ~ .ps-tabs__bar .ps-tabs__link[href="#ps-panel-season"],
.page-products #ps-panel-version:target ~ .ps-tabs__bar .ps-tabs__link[href="#ps-panel-version"] {
  color: var(--c-ink);
  background: var(--c-cyan);
  font-weight: 700;
}

.page-products .ps-tabs__panels {
  border: 1px solid var(--line-mid);
  background: rgba(10, 31, 26, 0.55);
  padding: clamp(1.05rem, 3vw, 1.6rem);
}

.page-products .ps-tabs__panel {
  display: none;
  scroll-margin-top: 140px;
}

.page-products .ps-tabs__panel--default {
  display: block;
}

.page-products .ps-tabs__panel:target {
  display: block;
}

.page-products #ps-panel-season:target ~ .ps-tabs__panel--default,
.page-products #ps-panel-version:target ~ .ps-tabs__panel--default {
  display: none;
}

.page-products .ps-tabs__lead {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}

.page-products .ps-tabs__text {
  margin-top: 0.7rem;
  max-width: 40em;
  font-size: 0.95rem;
  color: var(--c-muted);
}

.page-products .ps-archive__list {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}

.page-products .ps-archive__list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.25rem;
  padding: 0.78rem 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-products .ps-archive__ver {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--c-orange);
}

.page-products .ps-archive__desc {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--c-text);
}

/* ---------- 兼容自检（深底网格） ---------- */
.page-products .ps-tools {
  position: relative;
  padding: var(--ps-shadow-gap) 0;
  border-top: 1px solid var(--line-mid);
  background-color: var(--c-ink);
  background-image:
    repeating-linear-gradient(0deg, rgba(27, 43, 39, 0.8) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(90deg, rgba(27, 43, 39, 0.8) 0 1px, transparent 1px 46px);
}

.page-products .ps-tools h2 {
  color: var(--c-text);
  max-width: 22em;
}

.page-products .ps-tools__intro {
  max-width: 42em;
  color: var(--c-muted);
}

.page-products .ps-tools__kw {
  display: inline-block;
  margin-top: 1.1rem;
  padding: 0.5rem 0.85rem;
  border-left: 3px solid var(--c-orange);
  background: rgba(255, 90, 51, 0.1);
  color: #FFD8CE;
  font-size: 0.79rem;
  letter-spacing: 0.03em;
  line-height: 1.5;
}

.page-products .ps-tools .ps-shot {
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
}

.page-products .ps-check {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line-mid);
}

.page-products .ps-check__item {
  border-bottom: 1px solid var(--line-mid);
}

.page-products .ps-check__summary {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.05rem 0.15rem;
  cursor: pointer;
  list-style: none;
}

.page-products .ps-check__summary::-webkit-details-marker {
  display: none;
}

.page-products .ps-check__no {
  flex: 0 0 auto;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}

.page-products .ps-check__name {
  flex: 1 1 auto;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  letter-spacing: -0.01em;
  color: var(--c-text);
}

.page-products .ps-check__mark {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-products .ps-check__mark::before,
.page-products .ps-check__mark::after {
  content: "";
  position: absolute;
  background: var(--c-cyan);
  transition: transform 0.2s var(--ease);
}

.page-products .ps-check__mark::before {
  left: 0;
  right: 0;
  top: 6px;
  height: 2px;
}

.page-products .ps-check__mark::after {
  top: 0;
  bottom: 0;
  left: 6px;
  width: 2px;
}

.page-products .ps-check__item[open] .ps-check__mark::after {
  transform: scaleY(0);
}

.page-products .ps-check__body {
  max-width: 46em;
  padding: 0 0.15rem 1.25rem;
}

.page-products .ps-check__body p {
  margin: 0 0 0.55rem;
  font-size: 0.92rem;
  color: var(--c-muted);
}

.page-products .ps-check__body ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .ps-check__body li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.45rem;
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--c-text);
}

.page-products .ps-check__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--c-amber);
}

.page-products .ps-tools__foot {
  margin-top: 1.8rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--line-mid);
  max-width: 46em;
  font-size: 0.94rem;
  color: var(--c-muted);
}

/* ---------- 两端同源（暖纸区） ---------- */
.page-products .ps-sync {
  background: var(--c-paper);
  color: var(--ps-paper-ink);
  padding: var(--ps-shadow-gap) 0;
}

.page-products .ps-sync h2 {
  color: var(--ps-paper-ink);
}

.page-products .ps-sync .eyebrow {
  color: var(--ps-paper-accent);
}

.page-products .ps-sync__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .ps-sync__copy p {
  max-width: 40em;
  color: var(--ps-paper-muted);
}

.page-products .ps-sync__pair {
  margin: 1.5rem 0 0;
}

.page-products .ps-sync__pair > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.25rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--ps-paper-line);
}

.page-products .ps-sync__pair dt {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--ps-paper-accent);
}

.page-products .ps-sync__pair dd {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--ps-paper-ink);
}

.page-products .ps-sync .ps-shot {
  border-color: var(--ps-paper-line);
  background: var(--c-paper-2);
}

.page-products .ps-sync .ps-shot::after {
  background: linear-gradient(212deg, rgba(10, 31, 26, 0) 48%, rgba(10, 31, 26, 0.6) 100%);
}

.page-products .ps-sync .ps-shot__cap {
  background: var(--c-paper-2);
  border-top-color: var(--ps-paper-line);
  color: var(--ps-paper-muted);
}

/* ---------- 收束带 ---------- */
.page-products .ps-cta {
  background: var(--c-ink-2);
  border-top: 1px solid var(--line-mid);
  padding: clamp(2.4rem, 6vw, 4rem) 0;
}

.page-products .ps-cta__inner {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2.4rem);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .ps-cta__copy p {
  max-width: 38em;
  color: var(--c-muted);
}

.page-products .ps-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: flex-start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .ps-lines__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .ps-board__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2rem;
  }

  .page-products .ps-board__cols > li:nth-child(1),
  .page-products .ps-board__cols > li:nth-child(2) {
    border-top: 0;
  }

  .page-products .ps-sync__pair > div {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    gap: 0 1.2rem;
    align-items: baseline;
  }

  .page-products .ps-archive__list li {
    grid-template-columns: 9rem minmax(0, 1fr);
    gap: 0 1rem;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-products .ps-hero::after {
    clip-path: polygon(58% 0, 100% 0, 100% 100%, 30% 100%);
  }

  .page-products .ps-hero__body {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
    align-items: end;
  }

  .page-products .ps-hero__panel {
    margin-bottom: 0.6rem;
  }

  .page-products .ps-follow__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
    align-items: center;
  }

  .page-products .ps-sync__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-products .ps-cta__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-products .ps-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1000px) {
  .page-products .ps-archive__grid {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.6fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-products .ps-lines__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: stretch;
  }

  .page-products .ps-line--tall {
    padding-top: 2.9rem;
  }

  .page-products .ps-board__cols {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .ps-board__cols > li:nth-child(3) {
    border-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ps-line,
  .page-products .ps-tabs__link,
  .page-products .ps-check__mark::before,
  .page-products .ps-check__mark::after {
    transition: none;
  }
}