.page-products {
  --plat-gold-glow: 0 0 24px rgba(201, 169, 110, 0.18);
  --plat-neon-soft: rgba(0, 212, 255, 0.12);
  --plat-card-bg: rgba(42, 26, 74, 0.55);
  --plat-card-bg-strong: rgba(42, 26, 74, 0.82);
  --plat-line: rgba(184, 169, 201, 0.2);
  background: var(--c-bg);
  color: var(--c-cream);
  overflow-x: hidden;
}

/* ========== 页面级布局 ========== */
.page-products .pg-plat-layout {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--content-pad);
}

.page-products .pg-plat-main {
  position: relative;
  padding-bottom: 80px;
}

/* ========== 左侧服务目录：移动端横向索引 ========== */
.page-products .pg-plat-directory {
  display: flex;
  gap: 6px;
  align-items: center;
  overflow-x: auto;
  padding: 12px 0;
  margin: 0 calc(var(--content-pad) * -1);
  padding-left: var(--content-pad);
  padding-right: var(--content-pad);
  position: sticky;
  top: var(--header-h);
  z-index: 30;
  background: rgba(15, 10, 31, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--c-gold-dim);
  scrollbar-width: thin;
  scrollbar-color: var(--c-gold-dim) transparent;
}

.page-products .pg-plat-directory-index {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--c-purple);
  white-space: nowrap;
  margin-right: 8px;
}

.page-products .pg-plat-directory-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  font-size: 13px;
  color: var(--c-purple-gray);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}

.page-products .pg-plat-directory-link span {
  font-family: var(--font-data);
  font-size: 10px;
  color: var(--c-gold);
}

.page-products .pg-plat-directory-link:hover,
.page-products .pg-plat-directory-link.is-active {
  color: var(--c-cream);
  border-color: var(--c-gold-dim);
  background: var(--c-gold-soft);
}

.page-products .pg-plat-directory-extra {
  display: flex;
  gap: 6px;
  margin-left: auto;
  padding-left: 14px;
  border-left: 1px solid var(--plat-line);
}

.page-products .pg-plat-directory-extra a {
  font-size: 12px;
  color: var(--c-purple-gray);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s;
}

.page-products .pg-plat-directory-extra a:hover {
  color: var(--c-neon);
}

/* ========== 首屏 Hero ========== */
.page-products .pg-plat-hero {
  position: relative;
  padding: 56px 0 40px;
}

.page-products .pg-plat-hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(201, 169, 110, 0.1) 0%, transparent 34%),
    linear-gradient(300deg, rgba(0, 212, 255, 0.08) 0%, transparent 40%),
    repeating-linear-gradient(-35deg, rgba(201, 169, 110, 0.05) 0 1px, transparent 1px 14px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
  pointer-events: none;
}

.page-products .pg-plat-hero-symbol {
  position: absolute;
  top: 30px;
  right: 0;
  width: 130px;
  height: 130px;
  opacity: 0.65;
  transform: rotate(2deg);
  pointer-events: none;
}

.page-products .pg-plat-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.14;
  letter-spacing: 0.02em;
  font-weight: 700;
  color: var(--c-cream);
  max-width: 640px;
  margin: 18px 0 16px;
  text-wrap: balance;
}

.page-products .pg-plat-hero-lead {
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-purple-gray);
  max-width: 580px;
  margin-bottom: 28px;
}

.page-products .pg-plat-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .pg-plat-hero-meta-item {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-purple-gray);
  border: 1px solid var(--c-gold-dim);
  background: var(--plat-card-bg);
  padding: 8px 16px;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-products .pg-plat-hero-meta-item strong {
  font-size: 15px;
  color: var(--c-gold);
}

/* ========== 章节通用 ========== */
.page-products .pg-plat-main .section {
  border-top: 1px solid var(--plat-line);
  padding-top: 44px;
  margin-top: 44px;
}

.page-products .pg-plat-main .section:first-of-type {
  border-top: none;
  margin-top: 0;
}

.page-products .pg-plat-main .section-head h2 {
  font-family: var(--font-head);
  font-size: clamp(24px, 3.6vw, 42px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--c-cream);
  margin: 6px 0 10px;
}

.page-products .pg-plat-section-note {
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-purple-gray);
  max-width: 560px;
  margin: 0 0 24px;
}

/* ========== 01 最新版亮点 ========== */
.page-products .pg-plat-features-grid {
  display: grid;
  gap: 28px;
}

.page-products .pg-plat-feature-main {
  position: relative;
}

.page-products .pg-plat-version-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  background: linear-gradient(135deg, rgba(201, 169, 110, 0.28), rgba(201, 169, 110, 0.06));
  border: 1px solid var(--c-gold-dim);
  padding: 18px 24px 16px;
  clip-path: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  margin-bottom: 18px;
}

.page-products .pg-plat-version-num {
  font-family: var(--font-data);
  font-size: 38px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-gold);
  background: linear-gradient(90deg, var(--c-gold), #EDD9AC);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: var(--plat-gold-glow);
}

.page-products .pg-plat-version-tag {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-purple);
  margin-top: 6px;
}

.page-products .pg-plat-features-grid .visual-frame {
  border: 1px solid var(--plat-line);
  background: var(--plat-card-bg);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

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

.page-products .pg-plat-feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .pg-plat-feature-item {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px dashed var(--plat-line);
}

.page-products .pg-plat-feature-item:last-child {
  border-bottom: none;
}

.page-products .pg-plat-feature-icon {
  color: var(--c-neon);
  font-size: 12px;
  line-height: 22px;
  flex: 0 0 auto;
  margin-top: 2px;
}

.page-products .pg-plat-feature-item h3 {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  color: var(--c-cream);
  margin: 0 0 4px;
}

.page-products .pg-plat-feature-item p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-purple-gray);
  margin: 0;
}

/* ========== 02 玩法指南 ========== */
.page-products .pg-plat-guide-grid {
  display: grid;
  gap: 24px;
}

.page-products .pg-plat-guide-card {
  position: relative;
  background: var(--plat-card-bg-strong);
  border: 1px solid var(--c-gold-dim);
  padding: 28px 24px 24px;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
  transition: border-color 0.3s, box-shadow 0.3s;
}

.page-products .pg-plat-guide-card:hover {
  border-color: rgba(0, 212, 255, 0.5);
  box-shadow: var(--shadow-neon);
}

.page-products .pg-plat-guide-number {
  position: absolute;
  top: 20px;
  right: 22px;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--c-neon);
  border: 1px solid rgba(0, 212, 255, 0.35);
  padding: 4px 10px;
  letter-spacing: 0.1em;
}

.page-products .pg-plat-guide-card h3 {
  font-family: var(--font-head);
  font-size: 22px;
  color: var(--c-gold);
  margin: 0 0 6px;
}

.page-products .pg-plat-guide-desc {
  font-size: 14px;
  color: var(--c-purple-gray);
  line-height: 1.6;
  margin: 0 0 16px;
  max-width: 260px;
}

.page-products .pg-plat-guide-steps {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  counter-reset: step;
}

.page-products .pg-plat-guide-steps li {
  counter-increment: step;
  position: relative;
  padding: 8px 0 8px 40px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--c-cream);
}

.page-products .pg-plat-guide-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 8px;
  width: 26px;
  height: 26px;
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--c-gold);
  border: 1px solid var(--c-gold-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--plat-card-bg);
}

.page-products .pg-plat-guide-steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 13px;
  top: 34px;
  bottom: -4px;
  width: 1px;
  background: linear-gradient(180deg, var(--c-gold-dim), transparent);
}

.page-products .pg-plat-guide-chart {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 84px;
  margin-top: 20px;
  padding: 0 4px 4px;
  border-bottom: 1px solid var(--plat-line);
}

.page-products .pg-plat-guide-chart span {
  flex: 1;
  height: var(--y);
  background: linear-gradient(180deg, var(--c-neon), rgba(0, 212, 255, 0.05));
  opacity: 0.55;
  clip-path: polygon(0 0, calc(100% - 4px) 0, 100% 4px, 100% 100%, 4px 100%, 0 calc(100% - 4px));
  transition: opacity 0.3s;
}

.page-products .pg-plat-guide-chart span:hover {
  opacity: 0.9;
}

/* ========== 03 历史记录查询 ========== */
.page-products .pg-plat-record-layout {
  display: grid;
  gap: 28px;
}

.page-products .pg-plat-record-visual {
  border: 1px solid var(--plat-line);
  background: var(--plat-card-bg);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.page-products .pg-plat-record-info h3 {
  font-family: var(--font-head);
  font-size: 20px;
  color: var(--c-cream);
  margin: 0 0 16px;
}

.page-products .pg-plat-record-steps {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  counter-reset: record_step;
}

.page-products .pg-plat-record-steps li {
  counter-increment: record_step;
  position: relative;
  padding: 10px 0 10px 44px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-cream);
}

.page-products .pg-plat-record-steps li::before {
  content: "STEP " counter(record_step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 10px;
  font-family: var(--font-data);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--c-neon);
  border-bottom: 1px solid var(--c-neon);
  padding-bottom: 2px;
}

.page-products .pg-plat-records .data-list {
  border-top: 2px solid var(--c-gold);
}

/* ========== 04 中国区资料库 ========== */
.page-products .pg-plat-library-grid {
  display: grid;
  gap: 28px;
}

.page-products .pg-plat-library-tags h3,
.page-products .pg-plat-library-detail h3 {
  font-family: var(--font-head);
  font-size: 20px;
  color: var(--c-cream);
  margin: 0 0 16px;
}

.page-products .pg-plat-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-products .pg-plat-tag-cloud .tag-pill {
  font-size: 13px;
  color: var(--c-purple-gray);
  background: var(--plat-card-bg);
  border: 1px solid var(--c-purple-dim);
  transition: color 0.25s, border-color 0.25s;
}

.page-products .pg-plat-tag-cloud .tag-pill:hover {
  color: var(--c-gold);
  border-color: var(--c-gold-dim);
}

.page-products .pg-plat-library-tags .visual-frame {
  border: 1px solid var(--plat-line);
}

.page-products .pg-plat-library-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}

.page-products .pg-plat-library-list li {
  position: relative;
  padding: 12px 0 12px 28px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-purple-gray);
  border-bottom: 1px dashed var(--plat-line);
}

.page-products .pg-plat-library-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  top: 11px;
  color: var(--c-gold);
  font-size: 16px;
}

.page-products .pg-plat-library .data-list {
  border-top: 2px solid var(--c-gold);
}

/* ========== 05 版本迭代时间线 ========== */
.page-products .pg-plat-timeline-scroll {
  overflow-x: auto;
  margin: 0 calc(var(--content-pad) * -1);
  padding: 4px var(--content-pad) 8px;
  scrollbar-width: thin;
  scrollbar-color: var(--c-gold-dim) transparent;
}

.page-products .pg-plat-timeline-track {
  display: flex;
  gap: 14px;
  min-width: 920px;
  padding: 4px 0 8px;
}

.page-products .pg-plat-version-node {
  flex: 0 0 158px;
  position: relative;
  background: var(--plat-card-bg);
  border: 1px solid var(--c-gold-dim);
  padding: 18px 16px 16px;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: border-color 0.3s, transform 0.3s;
}

.page-products .pg-plat-version-node:hover {
  border-color: var(--c-gold);
  transform: translateY(-2px);
}

.page-products .pg-plat-version-node:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -14px;
  width: 14px;
  height: 1px;
  background: linear-gradient(90deg, var(--c-gold-dim), transparent);
}

.page-products .pg-plat-node-year {
  display: block;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-purple);
  margin-bottom: 8px;
}

.page-products .pg-plat-node-ver {
  display: block;
  font-family: var(--font-data);
  font-size: 30px;
  font-weight: 700;
  color: var(--c-gold);
  margin-bottom: 10px;
}

.page-products .pg-plat-version-node p {
  font-size: 13px;
  line-height: 1.55;
  color: var(--c-purple-gray);
  margin: 0;
}

.page-products .pg-plat-version-node.is-current {
  border-color: var(--c-neon);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), var(--plat-card-bg));
}

.page-products .pg-plat-version-node.is-current .pg-plat-node-ver {
  color: var(--c-neon);
}

.page-products .pg-plat-timeline-hint {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--c-purple);
  text-align: center;
  letter-spacing: 0.12em;
  margin-top: 2px;
}

.page-products .pg-plat-timeline-visual {
  margin-top: 24px;
  border: 1px solid var(--plat-line);
}

/* ========== 06 平台生态服务 ========== */
.page-products .pg-plat-eco-grid {
  gap: 18px;
}

.page-products .pg-plat-eco-card {
  background: var(--plat-card-bg-strong);
  padding: 24px 22px;
  border: 1px solid var(--c-gold-dim);
  clip-path: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.page-products .pg-plat-eco-card:hover {
  border-color: rgba(201, 169, 110, 0.55);
  box-shadow: var(--plat-gold-glow);
}

.page-products .pg-plat-eco-card h3 {
  font-family: var(--font-head);
  font-size: 20px;
  color: var(--c-gold);
  margin: 0 0 10px;
}

.page-products .pg-plat-eco-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-purple-gray);
  margin: 0 0 16px;
  min-height: 66px;
}

.page-products .pg-plat-eco-card .tag-pill {
  font-size: 12px;
  color: var(--c-purple-gray);
  background: rgba(107, 91, 149, 0.2);
  border: 1px solid var(--c-purple-dim);
}

.page-products .pg-plat-eco-bottom {
  display: grid;
  gap: 22px;
  margin-top: 28px;
}

.page-products .pg-plat-eco-note {
  background: linear-gradient(135deg, rgba(201, 169, 110, 0.16), rgba(42, 26, 74, 0.6));
  border: 1px solid var(--c-gold-dim);
  padding: 26px 26px 26px;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-products .pg-plat-eco-note h3 {
  font-family: var(--font-head);
  font-size: 22px;
  color: var(--c-cream);
  margin: 0 0 12px;
}

.page-products .pg-plat-eco-note p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-purple-gray);
  margin: 0 0 20px;
}

.page-products .pg-plat-eco-data {
  border-top: 2px solid var(--c-gold);
}

/* ========== 数据列表细节 ========== */
.page-products .data-list {
  border-top: 2px solid var(--c-gold);
  padding-top: 4px;
}

.page-products .data-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--plat-line);
  font-size: 14px;
}

.page-products .data-label {
  color: var(--c-purple);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-products .data-value {
  color: var(--c-cream);
  font-weight: 500;
  text-align: right;
}

/* ========== 桌面端断点 >= 768px ========== */
@media (min-width: 768px) {
  .page-products .pg-plat-hero {
    padding: 72px 0 56px;
  }

  .page-products .pg-plat-hero-symbol {
    width: 180px;
    height: 180px;
  }

  .page-products .pg-plat-features-grid {
    gap: 36px;
  }

  .page-products .pg-plat-feature-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 0 32px;
  }

  .page-products .pg-plat-guide-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  .page-products .pg-plat-record-layout {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 36px;
  }

  .page-products .pg-plat-library-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: 36px;
  }

  .page-products .pg-plat-eco-bottom {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

/* ========== 桌面端断点 >= 1024px：左右分置 ========== */
@media (min-width: 1024px) {
  .page-products .pg-plat-layout {
    display: grid;
    grid-template-columns: 224px 1fr;
    gap: 56px;
    align-items: start;
  }

  .page-products .pg-plat-directory {
    flex-direction: column;
    align-items: stretch;
    overflow: visible;
    margin: 0;
    padding: 0;
    position: sticky;
    top: calc(var(--header-h) + 30px);
    background: transparent;
    backdrop-filter: none;
    border-bottom: none;
    gap: 2px;
  }

  .page-products .pg-plat-directory-index {
    margin: 0 0 14px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--c-gold-dim);
    font-size: 12px;
  }

  .page-products .pg-plat-directory-link {
    display: flex;
    justify-content: flex-start;
    gap: 12px;
    border-radius: 0;
    padding: 10px 14px;
    border-left: 2px solid transparent;
    border-top: none;
    border-right: none;
    border-bottom: none;
    font-size: 14px;
    color: var(--c-purple-gray);
    position: relative;
  }

  .page-products .pg-plat-directory-link::before {
    content: "";
    position: absolute;
    left: -2px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--c-neon);
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity 0.3s, transform 0.3s;
  }

  .page-products .pg-plat-directory-link:hover,
  .page-products .pg-plat-directory-link.is-active {
    color: var(--c-cream);
    background: var(--c-gold-soft);
    border-color: transparent;
  }

  .page-products .pg-plat-directory-link.is-active::before {
    opacity: 1;
    transform: translateX(0);
  }

  .page-products .pg-plat-directory-extra {
    flex-direction: column;
    gap: 10px;
    margin: 24px 0 0;
    padding: 18px 0 0;
    border-left: none;
    border-top: 1px solid var(--plat-line);
  }

  .page-products .pg-plat-directory-extra a {
    font-size: 13px;
    padding: 4px 0;
  }

  .page-products .pg-plat-main {
    padding-bottom: 0;
  }

  .page-products .pg-plat-main .section {
    padding-top: 56px;
    margin-top: 56px;
  }

  .page-products .pg-plat-hero {
    min-height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-bottom: 64px;
  }

  .page-products .pg-plat-feature-main {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 36px;
    align-items: center;
  }

  .page-products .pg-plat-feature-list {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .page-products .pg-plat-record-visual {
    order: 1;
  }

  .page-products .pg-plat-record-info {
    order: 2;
  }

  .page-products .pg-plat-timeline-visual {
    margin-left: 0;
    margin-right: 0;
  }
}

/* ========== 窄屏保护 ========== */
@media (max-width: 480px) {
  .page-products .pg-plat-hero-meta-item {
    width: calc(50% - 5px);
    justify-content: space-between;
  }

  .page-products .pg-plat-eco-card p {
    min-height: 0;
  }
}

.page-products {
  --y: 1rem;
}