.page-products {
  --ph-crop: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  background: var(--ph-bg);
  color: var(--ph-text);
  overflow-x: hidden;
}

/* ===== 首屏 Hero ===== */
.page-products .ph-hero {
  position: relative;
  padding: calc(var(--ph-header-h) + 36px) 0 64px;
  background: linear-gradient(135deg, rgba(139, 0, 0, 0.4) 0%, rgba(18, 18, 18, 0) 44%), radial-gradient(ellipse at 82% 16%, rgba(212, 175, 55, 0.14) 0%, rgba(18, 18, 18, 0) 60%);
  border-bottom: 1px solid var(--ph-border);
}

.page-products .ph-hero::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--ph-gold), rgba(212, 175, 55, 0) 88%);
  z-index: 1;
}

.page-products .ph-hero::after {
  content: "";
  position: absolute;
  right: -48px;
  top: 92px;
  width: 300px;
  height: 300px;
  background: repeating-linear-gradient(-55deg, transparent 0 14px, rgba(212, 175, 55, 0.16) 14px 15px);
  opacity: 0.45;
  pointer-events: none;
}

.page-products .ph-hero .breadcrumb {
  margin-bottom: 42px;
}

.page-products .ph-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  position: relative;
  z-index: 1;
}

.page-products .ph-hero-copy {
  max-width: 880px;
}

.page-products .ph-hero-tag {
  display: inline-block;
  font-family: var(--ph-font-heading);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--ph-gold);
  border: 1px solid rgba(212, 175, 55, 0.55);
  padding: 6px 14px;
  border-radius: 2px;
  margin-bottom: 22px;
}

.page-products .ph-hero-copy h1 {
  margin: 0 0 20px;
  font-family: var(--ph-font-heading);
  font-weight: 900;
  font-size: clamp(34px, 7vw, 70px);
  line-height: 1.06;
  letter-spacing: -0.015em;
}

.page-products .ph-hero-lead {
  font-family: var(--ph-font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ph-text-gray);
  max-width: 660px;
  margin: 0 0 28px;
}

.page-products .ph-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-products .ph-hero-subnote {
  margin-top: 14px;
  font-size: 13px;
  color: var(--ph-text-gray);
  font-family: var(--ph-font-body);
}

.page-products .ph-hero-aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  border-left: 2px solid var(--ph-gold);
  padding: 6px 0 6px 20px;
}

.page-products .ph-hero-num {
  font-family: var(--ph-font-heading);
  font-weight: 900;
  font-size: 46px;
  line-height: 1;
  color: var(--ph-gold);
  letter-spacing: 0.02em;
}

.page-products .ph-hero-note {
  font-size: 12px;
  color: var(--ph-gold-light);
  letter-spacing: 0.2em;
  font-family: var(--ph-font-heading);
}

.page-products .ph-hero-note-en {
  font-size: 11px;
  color: var(--ph-text-gray);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  font-family: var(--ph-font-heading);
}

@media (min-width: 840px) {
  .page-products .ph-hero-inner {
    grid-template-columns: 1fr 280px;
    align-items: center;
    gap: 40px;
  }

  .page-products .ph-hero-aside {
    justify-self: end;
  }
}

/* ===== 核心功能总览 ===== */
.page-products .ph-features {
  padding: 88px 0 96px;
}

.page-products .ph-section-head {
  margin-bottom: 36px;
}

.page-products .ph-feature-cover-wrap {
  margin: 0 0 52px;
  position: relative;
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 0 100%);
}

.page-products .ph-feature-cover {
  display: block;
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.page-products .ph-feature-cover-caption {
  font-size: 13px;
  color: var(--ph-text-gray);
  font-family: var(--ph-font-body);
  margin-top: 10px;
  text-align: right;
}

@media (min-width: 768px) {
  .page-products .ph-feature-cover {
    height: 420px;
  }
}

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

@media (min-width: 720px) {
  .page-products .ph-feature-grid {
    grid-template-columns: 1fr 1fr;
    column-gap: 24px;
    row-gap: 48px;
  }
}

.page-products .ph-feature-card {
  position: relative;
  background: var(--ph-surface);
  border: 1px solid rgba(212, 175, 55, 0.16);
  padding: 26px 24px 24px;
  clip-path: var(--ph-crop);
  transition: transform 0.4s var(--ph-ease), background 0.4s var(--ph-ease), border-color 0.4s var(--ph-ease);
}

.page-products .ph-feature-card:hover {
  transform: translateY(-6px) rotate(-0.5deg);
  border-color: rgba(212, 175, 55, 0.5);
  background: var(--ph-surface-2);
}

@media (min-width: 720px) {
  .page-products .ph-feature-card-left {
    margin-top: 36px;
  }

  .page-products .ph-feature-card-right {
    margin-top: 4px;
  }

  .page-products .ph-feature-card-wide {
    grid-column: 1 / -1;
    max-width: 680px;
    margin-top: 10px;
  }
}

.page-products .ph-feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--ph-gold);
  border-radius: 50%;
  color: var(--ph-gold);
  margin-bottom: 16px;
}

.page-products .ph-feature-card h3 {
  font-family: var(--ph-font-heading);
  font-weight: 700;
  font-size: 18px;
  margin: 0 0 8px;
}

.page-products .ph-feature-card p {
  font-family: var(--ph-font-body);
  font-size: 14px;
  line-height: 1.65;
  color: var(--ph-text-gray);
  margin: 0;
}

/* ===== 积分榜专区详解 ===== */
.page-products .ph-rank-detail {
  position: relative;
  padding: 72px 0 84px;
  border-top: 1px solid var(--ph-border);
  border-bottom: 1px solid var(--ph-border);
  background: linear-gradient(180deg, rgba(30, 30, 30, 0.7) 0%, rgba(18, 18, 18, 0) 40%);
}

.page-products .ph-rank-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  margin-bottom: 44px;
}

@media (min-width: 920px) {
  .page-products .ph-rank-layout {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 56px;
  }
}

.page-products .ph-rank-copy .ph-section-head {
  margin-bottom: 20px;
}

.page-products .ph-rank-lead {
  font-family: var(--ph-font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ph-text-gray);
  margin: 0 0 32px;
}

.page-products .ph-rank-points {
  border-top: 1px solid var(--ph-border);
}

.page-products .ph-rank-point {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--ph-border);
}

.page-products .ph-rank-point-num {
  font-family: var(--ph-font-heading);
  font-weight: 900;
  font-size: 28px;
  line-height: 1;
  color: var(--ph-gold);
  opacity: 0.65;
}

.page-products .ph-rank-point h3 {
  font-family: var(--ph-font-heading);
  font-size: 16px;
  margin: 0 0 6px;
}

.page-products .ph-rank-point p {
  font-family: var(--ph-font-body);
  font-size: 13px;
  line-height: 1.65;
  color: var(--ph-text-gray);
  margin: 0;
}

.page-products .ph-rank-img-frame {
  position: relative;
  background: var(--ph-surface);
  border: 1px solid var(--ph-border);
  padding: 12px;
  margin: 0;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.page-products .ph-rank-img-frame::before {
  content: "";
  position: absolute;
  left: -10px;
  top: 26px;
  width: 20px;
  height: 60px;
  background: linear-gradient(135deg, var(--ph-gold), transparent);
  opacity: 0.35;
}

.page-products .ph-rank-img-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .ph-sport-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 12px 0 18px;
}

.page-products .ph-sport-tab {
  font-family: var(--ph-font-heading);
  font-size: 13px;
  letter-spacing: 0.08em;
  padding: 9px 18px;
  border: 1px solid var(--ph-border);
  color: var(--ph-text-gray);
  background: var(--ph-surface);
  cursor: default;
}

.page-products .ph-sport-tab.active {
  border-color: var(--ph-gold);
  color: var(--ph-gold);
  background: rgba(212, 175, 55, 0.06);
}

.page-products .ph-table-scroll {
  overflow-x: auto;
  background: var(--ph-surface);
  border: 1px solid var(--ph-border);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-products .ph-table {
  min-width: 640px;
}

.page-products .ph-table-row {
  display: grid;
  grid-template-columns: 56px 1fr 84px 84px 64px;
  align-items: center;
  column-gap: 10px;
  padding: 14px 18px;
  border-top: 1px solid var(--ph-border);
  font-family: var(--ph-font-heading);
  font-size: 14px;
  transition: background 0.25s ease;
}

.page-products .ph-table-row:hover {
  background: rgba(212, 175, 55, 0.08);
}

.page-products .ph-table-head {
  border-top: 0;
  font-size: 12px;
  color: var(--ph-text-gray);
  letter-spacing: 0.08em;
}

.page-products .ph-table-row.rank-highlight {
  border-left: 2px solid var(--ph-gold);
}

.page-products .ph-table-note {
  font-size: 12px;
  color: var(--ph-text-gray);
  font-family: var(--ph-font-body);
  margin-top: 10px;
}

/* ===== 新版本亮点 ===== */
.page-products .ph-v120 {
  padding: 88px 0;
}

.page-products .ph-v120-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

@media (min-width: 920px) {
  .page-products .ph-v120-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 64px;
  }
}

.page-products .ph-v120-lead {
  font-family: var(--ph-font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ph-text-gray);
  margin: 0 0 28px;
}

.page-products .ph-v120-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ph-border);
}

.page-products .ph-v120-list li {
  position: relative;
  padding: 16px 0 16px 28px;
  border-bottom: 1px solid var(--ph-border);
  font-family: var(--ph-font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ph-text-gray);
}

.page-products .ph-v120-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 23px;
  width: 8px;
  height: 8px;
  background: var(--ph-gold);
  transform: rotate(45deg);
}

.page-products .ph-v120-img-frame {
  position: relative;
  background: var(--ph-surface);
  border: 1px solid var(--ph-border);
  padding: 12px;
  margin: 0;
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px));
}

.page-products .ph-v120-img-frame::after {
  content: "";
  position: absolute;
  right: -8px;
  bottom: -8px;
  width: 64px;
  height: 4px;
  background: linear-gradient(90deg, var(--ph-gold), transparent);
}

.page-products .ph-v120-img-frame img {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 技术架构与性能 ===== */
.page-products .ph-tech {
  padding: 84px 0;
  background: linear-gradient(165deg, var(--ph-red-dark) 0%, var(--ph-bg) 46%);
  border-top: 1px solid var(--ph-border);
  border-bottom: 1px solid var(--ph-border);
}

.page-products .ph-tech .ph-section-head {
  margin-bottom: 40px;
}

.page-products .ph-tech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 48px;
}

@media (min-width: 700px) {
  .page-products .ph-tech-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
}

.page-products .ph-stat-card {
  background: rgba(30, 30, 30, 0.86);
  border: 1px solid var(--ph-border);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transform: skew(-2deg);
  transition: transform 0.3s var(--ph-ease), border-color 0.3s var(--ph-ease), background 0.3s var(--ph-ease);
}

.page-products .ph-stat-card:nth-child(even) {
  transform: skew(2deg);
}

.page-products .ph-stat-card:hover {
  border-color: var(--ph-gold);
  transform: skew(-2deg) scale(1.03);
  background: rgba(37, 37, 37, 0.95);
}

.page-products .ph-stat-num {
  font-family: var(--ph-font-heading);
  font-weight: 900;
  font-size: clamp(24px, 5vw, 34px);
  line-height: 1;
  color: var(--ph-gold);
}

.page-products .ph-stat-label {
  font-size: 13px;
  color: var(--ph-text-gray);
  font-family: var(--ph-font-body);
}

.page-products .ph-tech-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

@media (min-width: 920px) {
  .page-products .ph-tech-detail {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 56px;
  }
}

.page-products .ph-tech-copy {
  font-family: var(--ph-font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ph-text-gray);
}

.page-products .ph-tech-copy p {
  margin: 0 0 16px;
}

.page-products .ph-tech-img-frame {
  position: relative;
  background: var(--ph-surface);
  border: 1px solid var(--ph-border);
  padding: 10px;
  margin: 0;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-products .ph-tech-img-frame img {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 服务承诺 ===== */
.page-products .ph-promise {
  padding: 88px 0;
}

.page-products .ph-promise-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

@media (min-width: 920px) {
  .page-products .ph-promise-wrap {
    grid-template-columns: 1fr 0.85fr;
    align-items: center;
    gap: 64px;
  }
}

.page-products .ph-promise-lead {
  font-family: var(--ph-font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ph-text);
  margin: 0 0 14px;
}

.page-products .ph-promise-text {
  font-family: var(--ph-font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ph-text-gray);
  margin: 0 0 24px;
}

.page-products .ph-promise-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-products .ph-promise-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .ph-promise-list li {
  position: relative;
  padding-left: 22px;
  font-family: var(--ph-font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ph-text-gray);
}

.page-products .ph-promise-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--ph-gold);
  transform: rotate(45deg);
}

.page-products .ph-promise-img-frame {
  position: relative;
  background: var(--ph-surface);
  border: 1px solid var(--ph-border);
  padding: 12px;
  margin: 0;
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px));
}

.page-products .ph-promise-img-frame::before {
  content: "";
  position: absolute;
  left: -10px;
  bottom: 20px;
  width: 20px;
  height: 70px;
  background: linear-gradient(135deg, transparent, var(--ph-gold));
  opacity: 0.3;
}

.page-products .ph-promise-img-frame img {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 站内导航 ===== */
.page-products .ph-inner-nav {
  border-top: 1px solid var(--ph-border);
  background: var(--ph-surface);
  padding: 44px 0;
}

.page-products .ph-inner-nav .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
}

.page-products .ph-inner-nav-label {
  font-family: var(--ph-font-heading);
  font-size: 13px;
  color: var(--ph-text-gray);
  margin-right: 8px;
}

.page-products .ph-inner-nav a {
  font-family: var(--ph-font-heading);
  font-size: 14px;
  color: var(--ph-text);
  text-decoration: none;
  position: relative;
}

.page-products .ph-inner-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: var(--ph-gold);
  transition: width 0.3s var(--ph-ease);
}

.page-products .ph-inner-nav a:hover::after {
  width: 100%;
}