/* ===================================================
   资料库中心 /apps/ —— page-products
   =================================================== */

.page-products {
  --pl-pad: 56px;
  --pl-edge: 2px;
  overflow-x: clip;
}

@media (min-width: 720px) {
  .page-products {
    --pl-pad: 80px;
  }
}

@media (min-width: 1080px) {
  .page-products {
    --pl-pad: 104px;
  }
}

/* ---------- 通用区块头 ---------- */

.page-products .pl-block-head {
  max-width: 62ch;
  margin-bottom: 28px;
}

.page-products .pl-block-head .index-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
  margin-bottom: 12px;
}

.page-products .pl-block-head h2 {
  margin: 0;
  color: var(--paper);
}

.page-products .pl-block-head .prose {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 首屏 ---------- */

.page-products .pl-hero {
  padding-block: 24px var(--pl-pad);
}

.page-products .pl-hero-grid {
  display: grid;
  gap: 36px;
  margin-top: 28px;
}

.page-products .pl-hero-copy {
  position: relative;
  padding-left: 20px;
  border-left: var(--pl-edge) solid var(--rule);
}

.page-products .pl-hero-copy::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 4px;
  width: 11px;
  height: 46px;
  background: repeating-linear-gradient(
    to bottom,
    var(--lime) 0 2px,
    transparent 2px 9px
  );
}

.page-products .pl-hero-copy .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-products .pl-hero-copy h1 {
  margin: 14px 0 0;
  color: var(--paper);
  max-width: 16ch;
}

.page-products .pl-hero-copy .lead {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
  max-width: 54ch;
}

.page-products .pl-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pl-hero-facts {
  list-style: none;
  margin: 32px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--rule-soft);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
}

.page-products .pl-fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .pl-fact-num {
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1;
  font-weight: 700;
  color: var(--lime);
}

.page-products .pl-fact-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.page-products .pl-hero-media,
.page-products .pl-entry-media,
.page-products .pl-recap-media,
.page-products .pl-device-media,
.page-products .pl-export-media {
  margin: 0;
}

.page-products .pl-hero-media .media-frame,
.page-products .pl-entry-media .media-frame,
.page-products .pl-recap-media .media-frame,
.page-products .pl-device-media .media-frame,
.page-products .pl-export-media .media-frame {
  border: var(--pl-edge) solid var(--rule);
  box-shadow: var(--shadow);
  overflow: hidden;
}

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

.page-products .media-caption {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

@media (min-width: 1024px) {
  .page-products .pl-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: center;
    margin-top: 40px;
  }

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

/* ---------- 主体两栏 ---------- */

.page-products .pl-explorer {
  padding-bottom: var(--pl-pad);
}

.page-products .pl-explorer-grid {
  display: grid;
  gap: 40px;
}

.page-products .pl-explorer-main {
  min-width: 0;
}

.page-products .pl-block {
  padding-block: var(--pl-pad);
}

.page-products .pl-explorer-main > .pl-block:first-child {
  padding-top: 0;
}

.page-products .pl-block + .pl-block {
  border-top: var(--pl-edge) solid var(--rule);
}

@media (min-width: 1024px) {
  .page-products .pl-explorer-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }
}

/* ---------- 四类内容 ---------- */

.page-products .pl-index-grid {
  display: grid;
  gap: 16px;
}

@media (min-width: 620px) {
  .page-products .pl-index-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .pl-index-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 18px;
  background: var(--ink-2);
  border: var(--pl-edge) solid var(--rule);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pl-index-card:hover {
  border-color: var(--lime);
  transform: translate(-2px, -2px);
}

.page-products .pl-index-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-products .pl-index-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pl-index-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pl-index-meta {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
}

/* ---------- 时间轴 ---------- */

.page-products .pl-timeline {
  list-style: none;
  margin: 0;
  padding: 4px 0 18px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(152px, 1fr);
  gap: 12px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  border-bottom: var(--pl-edge) solid var(--rule);
  scrollbar-width: thin;
}

.page-products .pl-node {
  position: relative;
  scroll-snap-align: start;
  display: grid;
  gap: 6px;
  padding: 16px 14px 14px 34px;
  background: var(--ink-2);
  border: var(--pl-edge) solid var(--rule);
  box-shadow: var(--shadow-sm);
}

.page-products .pl-node::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 12px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(200, 247, 81, 0.16);
}

.page-products .pl-node-time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-products .pl-node-label {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--paper);
}

.page-products .pl-node-score {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--lime);
}

.page-products .pl-entry-grid {
  display: grid;
  gap: 24px;
  margin-top: 32px;
}

@media (min-width: 680px) {
  .page-products .pl-entry-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }
}

.page-products .pl-fields {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-products .pl-field {
  padding-left: 14px;
  border-left: 2px solid var(--rule);
}

.page-products .pl-field dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime);
  margin-bottom: 6px;
}

.page-products .pl-field dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 回看集锦 ---------- */

.page-products .pl-recap-list {
  display: grid;
  gap: 14px;
}

.page-products .pl-recap-row {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: var(--pl-edge) solid var(--rule);
  background: linear-gradient(135deg, rgba(51, 19, 31, 0.72), rgba(14, 26, 43, 0.72));
  transition: border-color var(--dur) var(--ease);
}

.page-products .pl-recap-row:hover {
  border-color: var(--orange);
}

.page-products .pl-recap-tag {
  justify-self: start;
}

.page-products .pl-recap-body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pl-recap-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pl-recap-dur {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--lime);
}

@media (min-width: 720px) {
  .page-products .pl-recap-row {
    grid-template-columns: 118px minmax(0, 1fr) auto;
    align-items: center;
    gap: 20px;
  }
}

.page-products .pl-recap-media {
  margin-top: 28px;
}

/* ---------- 右侧导览面板 ---------- */

.page-products .pl-panel {
  padding: 20px 18px;
  background: var(--ink-2);
  border: var(--pl-edge) solid var(--rule);
  box-shadow: var(--shadow-sm);
}

.page-products .pl-panel .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-products .pl-panel .index-rail {
  display: grid;
  gap: 2px;
  margin-bottom: 18px;
}

.page-products .pl-panel .index-link {
  display: block;
  padding: 10px 12px;
  border-left: 2px solid var(--rule);
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .pl-panel .index-link:hover {
  color: var(--paper);
  border-left-color: var(--lime);
}

.page-products .pl-panel .index-link.is-active {
  color: var(--lime);
  border-left-color: var(--lime);
  background: rgba(200, 247, 81, 0.07);
}

.page-products .pl-panel-note {
  padding-top: 16px;
  border-top: 1px solid var(--rule-soft);
}

.page-products .pl-panel-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-products .pl-panel-note p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 1024px) {
  .page-products .pl-panel {
    position: sticky;
    top: 104px;
    align-self: start;
  }
}

/* ---------- 前瞻对照表 ---------- */

.page-products .pl-export {
  padding-block: var(--pl-pad);
}

.page-products .pl-export-grid {
  display: grid;
  gap: 32px;
}

.page-products .pl-export-main {
  min-width: 0;
}

.page-products .pl-table-wrap {
  overflow-x: auto;
  border: var(--pl-edge) solid var(--rule);
  background: rgba(7, 13, 21, 0.55);
  box-shadow: var(--shadow-sm);
}

.page-products .pl-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
}

.page-products .pl-table th,
.page-products .pl-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--rule-soft);
  white-space: nowrap;
}

.page-products .pl-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime);
  background: rgba(36, 26, 62, 0.68);
  border-bottom: var(--pl-edge) solid var(--rule);
}

.page-products .pl-table tbody th {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-products .pl-table td {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--paper);
}

.page-products .pl-table tbody tr:last-child th,
.page-products .pl-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pl-table tbody tr:hover th,
.page-products .pl-table tbody tr:hover td {
  background: rgba(200, 247, 81, 0.05);
}

.page-products .pl-export-media {
  margin-top: 26px;
}

.page-products .pl-export-side {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-products .pl-export-block {
  padding: 18px;
  border: var(--pl-edge) solid var(--rule);
  background: rgba(7, 13, 21, 0.42);
}

.page-products .pl-format {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.page-products .pl-format-chip {
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
  border: var(--pl-edge) solid var(--rule);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .pl-format-chip.is-on {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
  box-shadow: var(--shadow-sm);
}

.page-products .pl-export-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pl-check-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .pl-check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--paper);
}

.page-products .pl-check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 10px;
  height: 10px;
  border: 2px solid var(--lime);
  background: rgba(200, 247, 81, 0.18);
}

.page-products .pl-export-cta {
  justify-self: start;
}

@media (min-width: 1024px) {
  .page-products .pl-export-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 48px;
    align-items: start;
  }
}

/* ---------- 双端使用 ---------- */

.page-products .pl-devices {
  padding-block: var(--pl-pad);
  border-top: var(--pl-edge) solid var(--rule);
}

.page-products .pl-device-media {
  margin-bottom: 32px;
}

.page-products .pl-device-grid {
  display: grid;
  gap: 18px;
}

@media (min-width: 760px) {
  .page-products .pl-device-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

.page-products .pl-device {
  padding: 22px 20px;
  background: var(--ink-2);
  border: var(--pl-edge) solid var(--rule);
  box-shadow: var(--shadow-sm);
}

.page-products .pl-device-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pl-device-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-products .pl-device-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pl-device-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 9px;
  height: 2px;
  background: var(--lime);
}

/* ---------- 版本记录 ---------- */

.page-products .pl-version {
  padding-block: var(--pl-pad);
  border-top: var(--pl-edge) solid var(--rule);
}

.page-products .pl-version-list {
  display: grid;
  gap: 12px;
}

.page-products .pl-version .expand-group {
  background: var(--ink-2);
  border: var(--pl-edge) solid var(--rule);
  transition: border-color var(--dur) var(--ease);
}

.page-products .pl-version .expand-group[data-open="true"] {
  border-color: var(--lime);
}

.page-products .pl-version .expand-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.page-products .pl-version .expand-icon {
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--lime);
  transition: transform var(--dur) var(--ease);
}

.page-products .pl-version .expand-group[data-open="true"] .expand-icon {
  transform: rotate(90deg);
}

.page-products .pl-version .expand-body {
  padding: 0 18px 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .pl-version .expand-body p {
  margin: 0 0 12px;
}

.page-products .pl-version .expand-body p:last-child {
  margin-bottom: 0;
}

/* ---------- 三步开始 ---------- */

.page-products .pl-steps {
  padding-block: var(--pl-pad);
}

.page-products .pl-step-rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pl-step {
  padding: 22px 20px;
  border: var(--pl-edge) solid var(--rule);
  background: rgba(7, 13, 21, 0.5);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pl-step:hover {
  border-color: var(--lime);
  background: rgba(7, 13, 21, 0.78);
}

.page-products .pl-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  border: var(--pl-edge) solid var(--lime);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--lime);
}

.page-products .pl-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

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

.page-products .pl-steps-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

@media (min-width: 860px) {
  .page-products .pl-step-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-products .pl-step + .pl-step {
    border-left: 0;
  }
}

/* ---------- 咨询收口 ---------- */

.page-products .pl-help {
  padding-block: var(--pl-pad);
}

.page-products .pl-help-grid {
  display: grid;
  gap: 28px;
}

.page-products .pl-help-copy .index-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
  margin-bottom: 12px;
}

.page-products .pl-help-copy h2 {
  margin: 0;
  color: var(--paper);
}

.page-products .pl-help-copy .prose {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 56ch;
}

.page-products .pl-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .pl-help-card {
  padding: 24px 20px;
  background: var(--teal);
  border: var(--pl-edge) solid var(--rule);
  box-shadow: var(--shadow-sm);
}

.page-products .pl-contact-line {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  margin-bottom: 12px;
  word-break: break-word;
}

.page-products .pl-contact-line:last-of-type {
  margin-bottom: 16px;
}

.page-products .pl-help-note {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule-soft);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

@media (min-width: 900px) {
  .page-products .pl-help-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }
}

/* ---------- 动效降级 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-products .pl-index-card,
  .page-products .pl-recap-row,
  .page-products .pl-step,
  .page-products .pl-panel .index-link,
  .page-products .pl-version .expand-icon {
    transition: none;
  }

  .page-products .pl-index-card:hover {
    transform: none;
  }
}