.page-products {
  --pp-cell-pad: 18px;
  --pp-grid-gap: 16px;
  --pp-soft: linear-gradient(180deg, rgba(20, 51, 43, .92) 0%, rgba(17, 22, 20, .96) 100%);
}

.page-products .pp-hero {
  padding: 28px 0 var(--gap-l);
}

.page-products .pp-hero-inner {
  display: grid;
  gap: var(--gap-s);
}

.page-products .pp-eyebrow {
  color: var(--accent);
  font-family: var(--font-label);
  letter-spacing: .14em;
  text-transform: uppercase;
  margin: 0;
}

.page-products .pp-hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7.2vw, 56px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--cream);
  margin: 14px 0 16px;
  max-width: 20ch;
}

.page-products .pp-hero-sub {
  color: var(--mist);
  font-size: 16px;
  line-height: 1.78;
  margin: 0;
  max-width: 46ch;
}

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

.page-products .pp-hero-stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  border-top: 1px dashed var(--line);
}

.page-products .pp-hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-products .pp-hero-stats .is-mono {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--cyan);
  line-height: 1.1;
}

.page-products .pp-hero-stats em {
  font-style: normal;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-products .pp-hero-index {
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: var(--hard-sm);
  padding: 20px var(--pp-cell-pad);
}

.page-products .pp-hero-index .rail-title {
  margin: 0;
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-products .pp-nav-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-products .pp-nav-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  padding: 8px 4px;
  text-decoration: none;
  color: var(--cream);
  border-bottom: 1px solid var(--line);
  transition: color .18s ease, transform .18s ease, border-color .18s ease;
}

.page-products .pp-nav-list a:hover,
.page-products .pp-nav-list a:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  transform: translateX(3px);
}

.page-products .pp-nav-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  flex: 0 0 auto;
}

.page-products .pp-nav-text {
  font-size: 15px;
}

.page-products .pp-section {
  padding: var(--gap-l) 0;
}

.page-products .section-head {
  margin-bottom: 22px;
}

.page-products .section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 4.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--cream);
  margin: 0;
}

.page-products .section-note {
  margin: 10px 0 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.7;
}

/* ---------- 能力板 ---------- */
.page-products .pp-cap-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-grid-gap);
}

.page-products .cap-tile {
  background: var(--panel-2);
  border: 2px solid var(--line);
  box-shadow: var(--hard-sm);
  margin: 0;
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.page-products .cap-tile[open] {
  border-color: var(--accent);
  box-shadow: 5px 5px 0 rgba(0, 0, 0, .6);
}

.page-products .cap-tile--focus {
  background: var(--pp-soft);
  border-color: var(--cyan);
}

.page-products .cap-head {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 14px var(--pp-cell-pad);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-label);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--cream);
}

.page-products .cap-head::-webkit-details-marker {
  display: none;
}

.page-products .cap-head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--accent);
}

.page-products .cap-tile[open] .cap-head::after {
  content: "–";
}

.page-products .cap-head:hover {
  color: var(--cyan);
}

.page-products .cap-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  border: 1px solid var(--line);
  padding: 2px 6px;
  flex: 0 0 auto;
}

.page-products .cap-name {
  font-weight: 700;
}

.page-products .cap-tile--focus .cap-name {
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: 0;
}

.page-products .cap-body {
  padding: 0 var(--pp-cell-pad) 18px;
  border-top: 1px solid var(--line);
  margin-top: 2px;
  padding-top: 14px;
}

.page-products .cap-body p {
  margin: 0 0 10px;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.75;
}

.page-products .cap-body p:last-child {
  margin-bottom: 0;
}

.page-products .cap-stat {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--warn) !important;
  line-height: 1.6 !important;
}

/* ---------- 收藏与常用页面 ---------- */
.page-products .pp-collection {
  display: grid;
  gap: var(--gap-s);
}

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

.page-products .pp-collection-copy p {
  color: var(--mist);
  font-size: 15px;
  line-height: 1.78;
  margin: 0 0 14px;
}

.page-products .pp-sub {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--cream);
  margin: 0 0 10px;
  padding-left: 12px;
  border-left: 3px solid var(--accent);
}

.page-products .pp-sub + p + .pp-sub {
  margin-top: 26px;
}

.page-products .pp-sub:nth-of-type(2) {
  border-left-color: var(--cyan);
}

.page-products .pp-group-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pp-group {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  padding: 12px 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
}

.page-products .pp-group:nth-child(2) {
  border-left-color: var(--accent);
}

.page-products .pp-group:nth-child(3) {
  border-left-color: var(--warn);
}

.page-products .pp-group:nth-child(4) {
  border-left-color: var(--mist);
}

.page-products .pp-group-key {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cream);
}

.page-products .pp-group-desc {
  color: var(--mist);
  font-size: 14px;
  line-height: 1.65;
}

/* ---------- 资料包 ---------- */
.page-products .pp-pack {
  display: grid;
  gap: var(--gap-s);
}

.page-products .pp-formats {
  display: grid;
  gap: 14px;
}

.page-products .pp-format {
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: var(--hard-sm);
  padding: 18px var(--pp-cell-pad);
  transition: border-color .18s ease, transform .18s ease;
}

.page-products .pp-format:hover {
  border-color: var(--cyan);
  transform: translate(-2px, -2px);
}

.page-products .pp-format-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink);
  background: var(--cyan);
  padding: 3px 8px;
  margin: 0 0 12px;
}

.page-products .pp-format:nth-child(2) .pp-format-tag {
  background: var(--accent);
  color: var(--cream);
}

.page-products .pp-format:nth-child(3) .pp-format-tag {
  background: var(--warn);
}

.page-products .pp-format-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--cream);
  margin: 0 0 8px;
}

.page-products .pp-format p {
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.72;
  margin: 0 0 10px;
}

.page-products .pp-format-who {
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--cyan) !important;
  margin-bottom: 0 !important;
}

.page-products .pp-versus-shot {
  margin-top: var(--gap-l);
}

.page-products .pp-version-row {
  display: grid;
  gap: 14px;
  margin-top: var(--gap-s);
}

.page-products .pp-version {
  background: var(--panel);
  border: 2px solid var(--line);
  padding: 18px var(--pp-cell-pad);
}

.page-products .pp-version--now {
  background: var(--pp-soft);
  border-color: var(--cyan);
  box-shadow: var(--hard-sm);
}

.page-products .pp-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  padding: 4px 10px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  background: transparent;
}

.page-products .pp-badge--current {
  background: var(--grad);
  border-color: transparent;
  color: #08130F;
  font-weight: 700;
}

.page-products .pp-badge--old {
  border-color: var(--line);
  color: var(--mist);
}

.page-products .pp-version-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--cream);
  margin: 12px 0 8px;
}

.page-products .pp-version p {
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.72;
  margin: 0 0 8px;
}

.page-products .pp-version-note {
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--warn) !important;
  margin-bottom: 0 !important;
}

.page-products .pp-diff-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pp-diff {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  padding: 10px 14px;
  background: var(--panel-2);
  border: 1px solid var(--line);
}

.page-products .pp-diff-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
}

.page-products .pp-diff-name {
  font-size: 15px;
  color: var(--cream);
}

/* ---------- 四步排查 ---------- */
.page-products .pp-step-shot {
  margin-bottom: var(--gap-s);
}

.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pp-step details {
  background: var(--panel);
  border: 2px solid var(--line);
  border-left: 4px solid var(--line);
  transition: border-color .18s ease;
}

.page-products .pp-step details[open] {
  border-left-color: var(--accent);
}

.page-products .pp-step-head {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .pp-step-head::-webkit-details-marker {
  display: none;
}

.page-products .pp-step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  flex: 0 0 auto;
}

.page-products .pp-step-name {
  font-family: var(--font-label);
  font-size: 15px;
  letter-spacing: .05em;
  color: var(--cream);
}

.page-products .pp-step-head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--cyan);
}

.page-products .pp-step details[open] .pp-step-head::after {
  content: "–";
}

.page-products .pp-step-body {
  padding: 0 16px 16px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.page-products .pp-step-body p {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 设备矩阵 ---------- */
.page-products .pp-matrix-shot {
  margin-bottom: var(--gap-s);
}

.page-products .pp-matrix-wrap {
  border: 2px solid var(--line);
  box-shadow: var(--hard-sm);
  overflow-x: auto;
  background: var(--panel);
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-matrix {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-products .pp-matrix-cap {
  caption-side: top;
  text-align: left;
  padding: 12px 14px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
  border-bottom: 1px solid var(--line);
}

.page-products .pp-matrix th,
.page-products .pp-matrix td {
  text-align: left;
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  line-height: 1.6;
}

.page-products .pp-matrix thead th {
  background: var(--panel-2);
  color: var(--cyan);
  font-weight: 700;
  letter-spacing: .04em;
  border-bottom: 2px solid var(--line);
}

.page-products .pp-matrix tbody th {
  color: var(--cream);
  font-weight: 700;
  white-space: nowrap;
  border-right: 1px solid var(--line);
}

.page-products .pp-matrix tbody td {
  color: var(--mist);
}

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

.page-products .pp-matrix-note {
  margin: 16px 0 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-products .pp-matrix-note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-matrix-note a:hover {
  color: var(--accent);
}

/* ---------- 归档 ---------- */
.page-products .pp-archive {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pp-archive-item {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 16px var(--pp-cell-pad);
  display: grid;
  gap: 10px;
}

.page-products .pp-archive-item--now {
  background: var(--pp-soft);
  border: 2px solid var(--cyan);
}

.page-products .pp-archive-line {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.7;
}

.page-products .pp-archive-note {
  margin: 20px 0 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-products .pp-archive-note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-archive-note a:hover {
  color: var(--accent);
}

/* ---------- 结尾 ---------- */
.page-products .pp-cta {
  padding: var(--gap-l) 0 calc(var(--gap-l) * 1.3);
}

.page-products .pp-cta-inner {
  position: relative;
  background: var(--panel-2);
  border: 2px solid var(--line);
  box-shadow: var(--hard);
  padding: 30px 20px 26px;
  display: grid;
  gap: 20px;
  overflow: hidden;
}

.page-products .pp-cta-inner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--grad);
}

.page-products .pp-cta-title {
  font-family: var(--font-display);
  font-size: clamp(21px, 4vw, 28px);
  font-weight: 800;
  color: var(--cream);
  margin: 0 0 12px;
}

.page-products .pp-cta-copy p {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.78;
}

.page-products .pp-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products {
    --pp-grid-gap: 18px;
  }

  .page-products .pp-formats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pp-version-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

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

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

  .page-products .pp-cta-inner {
    padding: 34px 30px 30px;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-products .pp-cta-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-products .pp-hero {
    padding: 44px 0 var(--gap-l);
  }

  .page-products .pp-hero-inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(260px, .85fr);
    gap: var(--gap-l);
    align-items: start;
  }

  .page-products .pp-collection {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    gap: var(--gap-l);
    align-items: start;
  }

  .page-products .pp-pack {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--gap-l);
    align-items: start;
  }

  .page-products .pp-formats {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .page-products .pp-versus-shot {
    margin-top: var(--gap-l);
  }

  .page-products .pp-cap-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
  }

  .page-products .pp-cap-grid .cap-tile--focus {
    grid-column: span 6;
    grid-row: span 2;
  }

  .page-products .pp-cap-grid .cap-tile:nth-child(2) {
    grid-column: span 6;
  }

  .page-products .pp-cap-grid .cap-tile:nth-child(3),
  .page-products .pp-cap-grid .cap-tile:nth-child(4) {
    grid-column: span 3;
  }

  .page-products .pp-cap-grid .cap-tile:nth-child(5),
  .page-products .pp-cap-grid .cap-tile:nth-child(6) {
    grid-column: span 6;
  }

  .page-products .pp-diff-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-nav-list a,
  .page-products .cap-tile,
  .page-products .pp-format,
  .page-products .pp-step details {
    transition: none;
  }

  .page-products .pp-nav-list a:hover,
  .page-products .pp-nav-list a:focus-visible,
  .page-products .pp-format:hover {
    transform: none;
  }
}