.page-products {
  --pk-surface: rgba(7, 42, 46, 0.62);
  --pk-surface-alt: rgba(18, 55, 66, 0.55);
  --pk-indigo: rgba(26, 23, 56, 0.72);
  --pk-gap: clamp(20px, 3vw, 36px);
}

.page-products .pk-head {
  max-width: 68ch;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-products .pk-head .display-2 {
  margin: 10px 0 14px;
}

.page-products .pk-head .prose {
  color: var(--cloud);
  margin: 0;
}

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

.page-products .media-frame__caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--cloud);
}

/* 首屏 */
.page-products .pk-hero {
  position: relative;
  overflow: hidden;
}

.page-products .pk-hero::before {
  content: "";
  position: absolute;
  top: -140px;
  left: -10%;
  right: -10%;
  height: 380px;
  background:
    radial-gradient(58% 70% at 28% 22%, rgba(53, 242, 208, 0.15), transparent 70%),
    radial-gradient(52% 62% at 82% 4%, rgba(255, 138, 61, 0.1), transparent 72%);
  pointer-events: none;
}

.page-products .pk-hero-grid {
  position: relative;
  display: grid;
  gap: 26px;
}

.page-products .pk-hero-copy {
  padding: clamp(24px, 4vw, 46px);
  border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(7, 42, 46, 0.92), rgba(6, 19, 33, 0.52));
}

.page-products .pk-hero-copy .display-1 {
  margin: 12px 0 18px;
  line-height: 1.08;
}

.page-products .pk-hero-copy .lead {
  color: var(--mist);
  margin: 0;
}

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

.page-products .pk-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 30px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-products .pk-hero-stats dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cloud);
}

.page-products .pk-hero-stats dd {
  margin: 8px 0 0;
  font-size: clamp(20px, 5.5vw, 32px);
  font-weight: 800;
  line-height: 1;
  color: var(--cyan);
}

.page-products .pk-hero-figure {
  margin: 0;
}

/* 三步闭环 */
.page-products .pk-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .pk-flow-step {
  position: relative;
  padding: 22px 22px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--pk-surface);
}

.page-products .pk-flow-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 22px;
  width: 42px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.page-products .pk-flow-num {
  display: block;
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--orange);
  margin-bottom: 12px;
}

.page-products .pk-flow-step h3,
.page-products .pk-matrix-item h3,
.page-products .pk-step-list h3,
.page-products .pk-panel-copy h3 {
  margin: 0 0 10px;
  color: var(--mist);
  letter-spacing: -0.01em;
}

.page-products .pk-flow-step h3 {
  font-size: 18px;
}

.page-products .pk-flow-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--cloud);
}

/* 功能分支 */
.page-products .pk-tabs {
  padding: clamp(16px, 2.6vw, 30px);
  border: 1px solid var(--line-soft);
  border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(180deg, rgba(7, 42, 46, 0.72), rgba(6, 19, 33, 0.74));
}

.page-products .pk-tabs .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-products .pk-panel-grid {
  display: grid;
  gap: 24px;
}

.page-products .pk-panel-copy h3 {
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.35;
}

.page-products .pk-panel-copy p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--cloud);
}

.page-products .pk-panel-points {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pk-panel-points li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pk-panel-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .pk-inline-note {
  font-size: 14px !important;
  color: var(--cloud) !important;
  padding-left: 14px;
  border-left: 2px solid var(--line);
}

.page-products .pk-chip-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pk-chip {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--cyan);
  background: rgba(53, 242, 208, 0.07);
}

.page-products .pk-panel-figure {
  margin: 0;
}

/* 能力清单 */
.page-products .pk-matrix {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
}

.page-products .pk-matrix-item {
  padding: 22px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--pk-surface-alt);
}

.page-products .pk-matrix-num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
  margin-bottom: 10px;
}

.page-products .pk-matrix-item h3 {
  font-size: 17px;
}

.page-products .pk-matrix-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--cloud);
}

/* 场景 */
.page-products .pk-scenes {
  background: linear-gradient(180deg, transparent, var(--pk-indigo) 16%, var(--pk-indigo) 84%, transparent);
}

.page-products .pk-scene-list {
  display: grid;
  gap: 12px;
}

.page-products .pk-scene {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(6, 19, 33, 0.58);
  overflow: hidden;
}

.page-products .pk-scene summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  font-weight: 700;
  font-size: 16px;
  color: var(--mist);
}

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

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

.page-products .pk-scene[open] summary::after {
  content: "−";
}

.page-products .pk-scene summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .pk-scene-body {
  padding: 0 20px 20px;
}

.page-products .pk-scene-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--cloud);
}

/* 两步操作 */
.page-products .pk-step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .pk-step-list li {
  position: relative;
  padding: 26px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: linear-gradient(150deg, rgba(7, 42, 46, 0.92), rgba(18, 55, 66, 0.42));
}

.page-products .pk-step-badge {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink);
  background: var(--cyan);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.page-products .pk-step-list h3 {
  font-size: 20px;
}

.page-products .pk-step-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--cloud);
}

.page-products .pk-steps-foot {
  margin: 22px 0 0;
  font-size: 14px;
  color: var(--cloud);
  padding-left: 14px;
  border-left: 2px solid var(--orange);
}

/* 版本 */
.page-products .pk-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--pk-surface);
}

.page-products .pk-caps-table {
  width: 100%;
  min-width: 580px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .pk-caps-table caption {
  text-align: left;
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cloud);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pk-caps-table th,
.page-products .pk-caps-table td {
  padding: 14px 20px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(30, 90, 99, 0.35);
  color: var(--cloud);
  line-height: 1.65;
}

.page-products .pk-caps-table thead th {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mist);
  background: rgba(6, 19, 33, 0.45);
}

.page-products .pk-caps-table tbody th {
  color: var(--mist);
  font-weight: 600;
  white-space: nowrap;
}

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

.page-products .pk-status {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 4px;
  border: 1px solid var(--line);
  color: var(--cloud);
  white-space: nowrap;
}

.page-products .pk-status--new {
  border-color: var(--orange);
  color: var(--orange);
  background: rgba(255, 138, 61, 0.12);
}

.page-products .pk-timeline {
  list-style: none;
  margin: 30px 0 0;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--line);
  display: grid;
  gap: 20px;
}

.page-products .pk-timeline li {
  position: relative;
  padding-left: 6px;
}

.page-products .pk-timeline li::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--line);
}

.page-products .pk-timeline li:last-child::before {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 242, 208, 0.16);
}

.page-products .pk-timeline .mono {
  display: block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
  margin-bottom: 6px;
}

.page-products .pk-timeline p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--cloud);
}

/* 服务与支持 */
.page-products .pk-support {
  display: grid;
  gap: 24px;
  padding: clamp(22px, 3.4vw, 42px);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  background:
    radial-gradient(70% 120% at 100% 0%, rgba(53, 242, 208, 0.14), transparent 64%),
    linear-gradient(160deg, rgba(26, 23, 56, 0.88), rgba(7, 42, 46, 0.92));
}

.page-products .pk-support .display-2 {
  margin: 10px 0 14px;
}

.page-products .pk-support .prose {
  color: var(--cloud);
  margin: 0;
}

.page-products .pk-support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-products .pk-support-contact {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 18px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: rgba(6, 19, 33, 0.5);
}

.page-products .pk-support-contact .contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.page-products .pk-support-contact .contact-key {
  flex: 0 0 100%;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cloud);
}

.page-products .pk-support-contact .contact-val {
  font-size: 15px;
  color: var(--mist);
  word-break: break-all;
}

@media (min-width: 760px) {
  .page-products .pk-step-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .pk-panel-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: 32px;
  }

  .page-products .pk-support {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-products .pk-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: var(--pk-gap);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pk-scene summary,
  .page-products .pk-chip {
    transition: none;
  }
}
<<<END>>>