.page-products {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-body);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-products .mono {
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 面包屑 ---------- */
.page-products .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--muted);
  margin-bottom: 30px;
}

.page-products .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .crumbs a:hover {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

.page-products .crumbs-current {
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-products .hero {
  position: relative;
  border-bottom: 1px solid var(--rule);
  background:
    radial-gradient(900px 340px at 18% -10%, rgba(62, 216, 255, 0.09), transparent 68%),
    var(--bg);
}

.page-products .hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(42, 58, 92, 0.34) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 58, 92, 0.34) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent 78%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent 78%);
}

.page-products .hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-products .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
}

.page-products .hero-kicker {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--neon);
  margin: 0 0 18px;
}

.page-products h1 {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(34px, 7vw, 68px);
  line-height: 1.05;
  letter-spacing: -0.012em;
  margin: 0 0 22px;
  color: var(--ink);
}

.page-products .hero-lede {
  max-width: 620px;
  font-size: 16px;
  color: var(--muted);
  margin: 0 0 28px;
}

.page-products .hero-acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .hero-slot {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-left: 2px solid var(--neon);
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-self: start;
}

.page-products .slot-label {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .slot-value {
  margin: 0;
  font-size: clamp(30px, 5vw, 40px);
  line-height: 1;
  color: var(--amber);
  letter-spacing: 0.02em;
}

.page-products .copy-btn {
  align-self: flex-start;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--neon);
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 7px 14px;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-products .copy-btn:hover {
  border-color: var(--neon);
  background: rgba(62, 216, 255, 0.07);
}

.page-products .copy-btn[data-copied] {
  color: var(--mint);
  border-color: var(--mint);
  background: rgba(95, 227, 166, 0.08);
}

.page-products .hero-slot-note {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.page-products .slot-facts {
  margin: 6px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  display: grid;
  gap: 8px;
}

.page-products .slot-facts > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
}

.page-products .slot-facts dt {
  font-size: 13px;
  color: var(--muted);
}

.page-products .slot-facts dd {
  margin: 0;
  font-size: 14px;
  color: var(--ink);
}

/* ---------- 分区头 ---------- */
.page-products .sec-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding-bottom: 22px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--rule);
}

.page-products .sec-num {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-products .sec-title {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.006em;
  color: var(--ink);
}

.page-products .sec-aside {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 三步法 ---------- */
.page-products .block-steps {
  background: var(--bg);
}

.page-products .flow {
  border: 1px solid var(--rule);
  background: var(--panel);
  padding: 8px 4px;
  margin-bottom: 30px;
}

.page-products .flow-svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 128px;
}

.page-products .steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-products .acc {
  border-top: 1px solid var(--rule);
}

.page-products .acc-item {
  border-bottom: 1px solid var(--rule);
}

.page-products .acc-h {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-products .acc-btn {
  width: 100%;
  display: grid;
  grid-template-columns: 46px 1fr 22px;
  align-items: center;
  gap: 12px;
  padding: 18px 4px;
  background: transparent;
  border: 0;
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 16px;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-products .acc-btn:hover {
  color: var(--neon);
}

.page-products .acc-idx {
  font-size: 14px;
  color: var(--amber);
}

.page-products .acc-label {
  font-weight: 500;
}

.page-products .acc-mark {
  position: relative;
  width: 14px;
  height: 14px;
  justify-self: end;
}

.page-products .acc-mark::before,
.page-products .acc-mark::after {
  content: "";
  position: absolute;
  background: var(--muted);
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-products .acc-mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 1px;
}

.page-products .acc-mark::after {
  left: 6px;
  top: 0;
  width: 1px;
  height: 14px;
}

.page-products .acc-btn[aria-expanded="true"] .acc-mark::after {
  transform: scaleY(0);
}

.page-products .acc-btn[aria-expanded="true"] .acc-mark::before {
  background: var(--neon);
}

.page-products .acc-panel {
  padding: 0 4px 22px 58px;
  font-size: 15px;
  color: var(--muted);
}

.page-products .acc-panel p {
  margin: 0;
  max-width: 640px;
}

.page-products .steps-figure,
.page-products .ver-figure,
.page-products .clients-hero,
.page-products .clients-compare,
.page-products .rhythm-figure {
  margin: 0;
  border: 1px solid var(--rule);
  background: var(--panel);
  overflow: hidden;
}

.page-products .steps-figure img,
.page-products .ver-figure img,
.page-products .clients-hero img,
.page-products .clients-compare img,
.page-products .rhythm-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .figure-cap {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  border-top: 1px solid var(--rule);
}

/* ---------- 版本清单 ---------- */
.page-products .block-versions {
  background: var(--panel);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.page-products .ver-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-products .ver-table-wrap {
  min-width: 0;
}

.page-products .ver-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .ver-table thead th {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
  text-align: left;
  padding: 0 12px 12px;
  border-bottom: 1px solid var(--rule);
}

.page-products .ver-table tbody tr {
  transition: background-color 0.2s var(--ease);
}

.page-products .ver-table tbody tr:hover {
  background: var(--card);
}

.page-products .ver-table tbody th,
.page-products .ver-table tbody td {
  text-align: left;
  padding: 16px 12px;
  border-bottom: 1px solid var(--rule);
  vertical-align: middle;
  font-weight: 400;
  color: var(--muted);
}

.page-products .ver-table tbody th {
  white-space: nowrap;
}

.page-products .ver-code {
  display: inline-block;
  font-size: 17px;
  color: var(--amber);
  transform-origin: left center;
  transition: transform 0.22s var(--ease), color 0.22s var(--ease);
}

.page-products .ver-table tbody tr:hover .ver-code {
  transform: scale(1.14);
  color: var(--neon);
}

.page-products .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
}

.page-products .dot--mint { background: var(--mint); }
.page-products .dot--neon { background: var(--neon); }
.page-products .dot--coral { background: var(--coral); }

.page-products .ver-note {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--muted);
  max-width: 620px;
}

.page-products .ver-side {
  display: grid;
  gap: 22px;
  align-content: start;
  min-width: 0;
}

.page-products .archive-box {
  border: 1px solid var(--rule);
  border-top: 2px solid var(--coral);
  background: var(--card);
  padding: 20px 20px 18px;
}

.page-products .mini-title {
  margin: 0 0 14px;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.01em;
  color: var(--ink);
}

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

.page-products .archive-list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  padding-bottom: 9px;
  border-bottom: 1px dashed var(--rule);
}

.page-products .archive-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .archive-list .mono {
  font-size: 15px;
  color: var(--muted);
}

.page-products .archive-meta {
  font-size: 12px;
  color: var(--muted);
}

.page-products .archive-note {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--muted);
}

/* ---------- 三种打开方式 ---------- */
.page-products .block-clients {
  background: var(--bg);
}

.page-products .clients-hero {
  margin-bottom: 30px;
}

.page-products .client-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .client-card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-left: 2px solid var(--rule);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-products .client-card:hover {
  transform: translateY(-3px);
}

.page-products .client-card--neon { border-left-color: var(--neon); }
.page-products .client-card--coral { border-left-color: var(--coral); }
.page-products .client-card--mint { border-left-color: var(--mint); }

.page-products .client-idx {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .client-card h3 {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-products .client-scene {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.page-products .client-list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .client-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--ink);
  opacity: 0.86;
}

.page-products .client-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background: var(--muted);
}

.page-products .clients-compare {
  margin-top: 30px;
}

/* ---------- 四类目录 ---------- */
.page-products .block-catalog {
  background: var(--panel);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.page-products .catalog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-products .catalog-item {
  background: var(--panel);
  padding: 26px 22px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: background-color 0.22s var(--ease);
}

.page-products .catalog-item:hover {
  background: var(--card);
}

.page-products .catalog-num {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-products .catalog-item h3 {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 21px;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-products .catalog-item p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.page-products .catalog-link {
  margin-top: auto;
  padding-top: 6px;
}

.page-products .catalog-link a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .catalog-link a:hover {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

.page-products .catalog-foot {
  margin: 26px 0 0;
  font-size: 14px;
  color: var(--muted);
  max-width: 680px;
}

/* ---------- 更新节奏 ---------- */
.page-products .block-rhythm {
  background: var(--bg);
}

.page-products .rhythm-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-products .rhythm-lede {
  margin: 0 0 26px;
  max-width: 660px;
  font-size: 16px;
  color: var(--muted);
}

.page-products .rhythm-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.page-products .rhythm-facts li {
  background: var(--bg);
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 15px 2px;
}

.page-products .fact-k {
  flex: 0 0 auto;
  min-width: 58px;
  font-size: 26px;
  line-height: 1;
  color: var(--mint);
  text-align: right;
}

.page-products .fact-v {
  font-size: 14px;
  color: var(--muted);
}

.page-products .rhythm-figure {
  align-self: start;
}

.page-products .support-row {
  margin-top: 32px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-products .support-item {
  margin: 0;
  background: var(--panel);
  padding: 16px 18px;
  font-size: 14px;
  color: var(--muted);
}

.page-products .support-k {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--neon);
}

/* ---------- 路径条 ---------- */
.page-products .block-path {
  border-top: 1px solid var(--rule);
  background: var(--panel);
}

.page-products .path-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-products .path-item {
  display: grid;
  grid-template-columns: 42px 1fr 22px;
  align-items: center;
  gap: 12px;
  padding: 18px 18px;
  background: var(--panel);
  text-decoration: none;
  color: var(--ink);
  transition: background-color 0.22s var(--ease);
}

.page-products .path-item:hover {
  background: var(--card);
}

.page-products .path-idx {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--amber);
}

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

.page-products .path-arrow {
  justify-self: end;
  font-size: 17px;
  color: var(--muted);
  transition: transform 0.22s var(--ease), color 0.22s var(--ease);
}

.page-products .path-item:hover .path-arrow {
  transform: translateX(4px);
  color: var(--neon);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .client-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 860px) {
  .page-products .sec-head {
    grid-template-columns: 56px minmax(0, 1fr) minmax(0, 300px);
    align-items: end;
    gap: 20px;
  }

  .page-products .sec-num {
    align-self: end;
  }

  .page-products .sec-aside {
    text-align: right;
  }

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

@media (min-width: 980px) {
  .page-products .hero {
    padding-top: 60px;
    padding-bottom: 76px;
  }

  .page-products .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }

  .page-products .steps-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .ver-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 46px;
    align-items: start;
  }

  .page-products .rhythm-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 46px;
    align-items: start;
  }

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

@media (min-width: 1120px) {
  .page-products .acc-btn {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .client-card,
  .page-products .path-arrow,
  .page-products .ver-code,
  .page-products .acc-mark::before,
  .page-products .acc-mark::after {
    transition: none;
  }

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

  .page-products .ver-table tbody tr:hover .ver-code {
    transform: none;
  }
}