.page-products {
  background: var(--chalk);
  color: var(--night);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

/* ---------- 分区底色 ---------- */
.page-products .band--night { background-color: var(--night); color: var(--chalk); }
.page-products .band--chalk { background-color: var(--chalk); color: var(--night); }
.page-products .band--board { background-color: var(--board); color: var(--chalk); }
.page-products .band--turf  { background-color: var(--turf); color: var(--chalk); }
.page-products .band--net {
  background-image:
    linear-gradient(rgba(245,247,238,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,247,238,.05) 1px, transparent 1px);
  background-size: 46px 46px;
}
.page-products .bpth-sec { padding: clamp(46px, 7vw, 88px) 0; }

/* ---------- 侧边章节索引 ---------- */
.page-products .bpth-toc { display: none; }
@media (min-width: 1560px) {
  .page-products .bpth-toc {
    display: block;
    position: fixed;
    left: calc((100vw - var(--shell)) / 2 - 148px);
    top: 50%;
    transform: translateY(-50%);
    width: 128px;
    z-index: 6;
  }
  .page-products .bpth-toc .toc__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 2px;
    border-left: 1px solid var(--hair);
  }
  .page-products .bpth-toc .toc__link {
    display: block;
    padding: 7px 10px;
    font-family: var(--font-num);
    font-size: .74rem;
    letter-spacing: .1em;
    color: var(--steel);
    text-decoration: none;
    border-left: 2px solid transparent;
    margin-left: -1px;
    transition: color .2s ease, border-color .2s ease;
  }
  .page-products .bpth-toc .toc__link:hover,
  .page-products .bpth-toc .toc__link:focus-visible,
  .page-products .bpth-toc .toc__link.is-active {
    color: var(--turf);
    border-left-color: var(--turf);
  }
}

/* ---------- 首屏 ---------- */
.page-products .bpth-hero {
  position: relative;
  padding-bottom: clamp(42px, 7vw, 84px);
}
.page-products .bpth-hero .breadcrumbs { padding-top: 20px; }
.page-products .bpth-hero .breadcrumbs__link { color: var(--mist); }
.page-products .bpth-hero .breadcrumbs__sep { color: var(--steel); }
.page-products .bpth-hero .breadcrumbs__current { color: var(--volt); }

.page-products .bpth-hero__inner {
  display: grid;
  gap: clamp(26px, 5vw, 52px);
  padding-top: clamp(26px, 5vw, 54px);
}
@media (min-width: 900px) {
  .page-products .bpth-hero__inner {
    grid-template-columns: 1.06fr .94fr;
    align-items: center;
  }
}
.page-products .bpth-hero__lead { max-width: 40em; }
.page-products .bpth-hero h1 {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(1.95rem, 5.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--chalk);
  margin: 12px 0 18px;
  text-wrap: balance;
}
.page-products .bpth-hero__lede {
  color: var(--mist);
  font-size: clamp(.94rem, 1.35vw, 1.06rem);
  line-height: 1.82;
  margin: 0;
}
.page-products .bpth-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 22px 0 26px;
  padding: 0;
}
.page-products .bpth-chip {
  font-family: var(--font-num);
  font-size: .78rem;
  letter-spacing: .14em;
  padding: 6px 12px;
  border: 1px solid var(--hair-light);
  color: var(--mist);
  background: rgba(245,247,238,.04);
}
.page-products .bpth-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-products .bpth-hero__visual svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 章节标题 ---------- */
.page-products .bpth-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 16px;
  align-items: start;
  padding-bottom: 16px;
  margin-bottom: clamp(24px, 4vw, 40px);
  border-bottom: 2px solid var(--hair);
}
.page-products .bpth-head__index {
  grid-row: span 2;
  font-family: var(--font-num);
  font-size: clamp(1.7rem, 3.6vw, 2.5rem);
  line-height: .95;
  letter-spacing: -.02em;
  color: var(--turf);
}
.page-products .bpth-head__title {
  margin: 0 0 8px;
  font-size: clamp(1.28rem, 2.6vw, 1.9rem);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--night);
}
.page-products .bpth-head__note {
  margin: 0;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--steel);
  max-width: 48em;
}
.page-products .band--night .bpth-head,
.page-products .band--board .bpth-head,
.page-products .band--turf .bpth-head { border-bottom-color: var(--hair-light); }
.page-products .band--night .bpth-head__index,
.page-products .band--board .bpth-head__index,
.page-products .band--turf .bpth-head__index { color: var(--volt); }
.page-products .band--night .bpth-head__title,
.page-products .band--board .bpth-head__title,
.page-products .band--turf .bpth-head__title { color: var(--chalk); }
.page-products .band--night .bpth-head__note,
.page-products .band--board .bpth-head__note,
.page-products .band--turf .bpth-head__note { color: var(--mist); }

/* ---------- 图片框 ---------- */
.page-products .bpth-fig {
  margin: 0;
  position: relative;
  overflow: hidden;
  background: var(--board);
}
.page-products .bpth-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .bpth-fig--wide { aspect-ratio: 1400 / 900; }
.page-products .bpth-fig--wide img { height: 100%; }
.page-products .bpth-fig--tall { aspect-ratio: 9 / 12; }
.page-products .bpth-fig--tall img { height: 100%; }
.page-products .bpth-fig__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 14px;
  background: linear-gradient(transparent, rgba(3,7,10,.86));
  color: var(--mist);
  font-size: .78rem;
  line-height: 1.5;
}

/* ---------- 01 三块入口 ---------- */
.page-products .bpth-bench {
  display: grid;
  border-top: 1px solid var(--hair);
  border-left: 1px solid var(--hair);
}
@media (min-width: 820px) {
  .page-products .bpth-bench { grid-template-columns: 1.15fr .85fr; }
  .page-products .bpth-bench__item:first-child { grid-row: span 2; }
}
.page-products .bpth-bench__item {
  border-right: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  padding: clamp(20px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.page-products .bpth-bench__no {
  font-family: var(--font-num);
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--turf);
}
.page-products .bpth-bench__title {
  margin: 0;
  font-size: clamp(1.05rem, 1.9vw, 1.24rem);
  font-weight: 900;
  line-height: 1.35;
  color: var(--night);
}
.page-products .bpth-bench__text {
  margin: 0;
  font-size: .9rem;
  line-height: 1.78;
  color: #35434d;
}
.page-products .bpth-bench__item:first-child .bpth-fig { margin-top: auto; }
.page-products .bpth-bench__link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-num);
  font-size: .8rem;
  letter-spacing: .1em;
  color: var(--turf-deep);
  text-decoration: none;
  border-bottom: 2px solid var(--turf);
  padding-bottom: 3px;
}
.page-products .bpth-bench__link:hover,
.page-products .bpth-bench__link:focus-visible { color: var(--signal); border-bottom-color: var(--signal); }

/* ---------- 02 对照矩阵 ---------- */
.page-products .bpth-matrix-fig { margin-bottom: clamp(22px, 3vw, 32px); }
.page-products .bpth-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}
.page-products .bpth-tab {
  font-family: var(--font-num);
  font-size: .76rem;
  letter-spacing: .12em;
  padding: 7px 13px;
  border: 1px solid rgba(200,214,197,.42);
  color: var(--mist);
  background: rgba(3,7,10,.28);
}
.page-products .bpth-tab.is-on {
  background: var(--volt);
  border-color: var(--volt);
  color: var(--ink);
}
.page-products .bpth-scroll {
  overflow: auto;
  max-height: 520px;
  border: 1px solid var(--hair-light);
  background: rgba(3,7,10,.42);
  -webkit-overflow-scrolling: touch;
}
.page-products .bpth-tbl {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: .88rem;
}
.page-products .bpth-tbl thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--turf-deep);
  color: var(--chalk);
  font-family: var(--font-num);
  font-size: .76rem;
  letter-spacing: .14em;
  text-align: left;
  padding: 12px 14px;
  white-space: nowrap;
  border-bottom: 1px solid rgba(216,255,62,.42);
}
.page-products .bpth-tbl tbody td {
  padding: 11px 14px;
  border-bottom: 1px solid rgba(245,247,238,.08);
  color: var(--mist);
  line-height: 1.62;
  vertical-align: top;
}
.page-products .bpth-tbl tbody td:first-child {
  color: var(--chalk);
  font-weight: 700;
  white-space: nowrap;
}
.page-products .bpth-tbl tbody tr:hover td { background: rgba(11,122,59,.26); }
.page-products .bpth-tbl tbody tr:hover td:first-child { color: var(--volt); }
.page-products .bpth-tbl__group td {
  background: rgba(11,122,59,.24) !important;
  color: var(--volt) !important;
  font-family: var(--font-num);
  font-size: .72rem !important;
  letter-spacing: .16em;
  font-weight: 400 !important;
  padding: 8px 14px !important;
  white-space: nowrap;
}
.page-products .bpth-matrix-note {
  margin: 18px 0 0;
  font-size: .88rem;
  line-height: 1.78;
  color: var(--mist);
  max-width: 46em;
  border-left: 3px solid var(--volt);
  padding-left: 14px;
}

/* ---------- 03 交锋时间轴 ---------- */
.page-products .bpth-tl {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  overflow-x: auto;
  padding: 4px 0 20px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.page-products .bpth-tl__node {
  flex: 0 0 clamp(210px, 66vw, 250px);
  scroll-snap-align: start;
  background: rgba(245,247,238,.045);
  border-top: 3px solid var(--turf);
}
.page-products .bpth-tl__node[open] { border-top-color: var(--volt); }
.page-products .bpth-tl__sum {
  list-style: none;
  cursor: pointer;
  display: grid;
  gap: 8px;
  padding: 15px 16px;
}
.page-products .bpth-tl__sum::-webkit-details-marker { display: none; }
.page-products .bpth-tl__sum:focus-visible { outline: 2px solid var(--volt); outline-offset: -2px; }
.page-products .bpth-tl__season {
  font-family: var(--font-num);
  font-size: 1.02rem;
  letter-spacing: .06em;
  color: var(--chalk);
}
.page-products .bpth-tl__node[open] .bpth-tl__season { color: var(--volt); }
.page-products .bpth-tl__body {
  display: grid;
  gap: 8px;
  padding: 0 16px 16px;
}
.page-products .bpth-tl__row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 10px;
  padding: 9px 10px;
  border-left: 3px solid var(--turf);
  background: rgba(3,7,10,.45);
  font-size: .8rem;
}
.page-products .bpth-tl__row--away { border-left-color: var(--steel); }
.page-products .bpth-tl__venue {
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--mist);
}
.page-products .bpth-tl__res {
  font-family: var(--font-num);
  font-size: 1.02rem;
  color: var(--volt);
  text-align: right;
}
.page-products .bpth-tl__row--away .bpth-tl__res { color: var(--chalk); }
.page-products .bpth-tl__note {
  grid-column: 1 / -1;
  color: var(--mist);
  line-height: 1.6;
}
.page-products .bpth-tl__foot {
  margin: 6px 0 0;
  font-size: .87rem;
  line-height: 1.78;
  color: var(--mist);
  max-width: 46em;
}

/* ---------- 04 复盘档案 ---------- */
.page-products .bpth-recap-wrap { display: grid; gap: clamp(24px, 4vw, 40px); }
@media (min-width: 900px) {
  .page-products .bpth-recap-wrap {
    grid-template-columns: 1.3fr .7fr;
    align-items: start;
  }
}
.page-products .bpth-recap {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.page-products .bpth-recap__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 16px;
  padding: 18px 0 18px 14px;
  border-bottom: 1px solid var(--hair);
  border-left: 4px solid var(--turf);
}
.page-products .bpth-recap__item:nth-child(even) { border-left-color: var(--turf-deep); }
.page-products .bpth-recap__item--flag { border-left-color: var(--signal); }
.page-products .bpth-recap__no {
  grid-row: span 2;
  font-family: var(--font-num);
  font-size: 1.32rem;
  line-height: 1;
  color: var(--steel);
}
.page-products .bpth-recap__item h3 {
  margin: 0 0 6px;
  font-size: 1.02rem;
  font-weight: 900;
  color: var(--night);
}
.page-products .bpth-recap__item p {
  margin: 0;
  font-size: .89rem;
  line-height: 1.76;
  color: #35434d;
}
.page-products .bpth-recap__fig { margin-top: 4px; }

.page-products .bpth-stats {
  list-style: none;
  margin: clamp(28px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}
@media (min-width: 760px) {
  .page-products .bpth-stats { grid-template-columns: repeat(4, 1fr); }
}
.page-products .bpth-stat {
  background: var(--chalk);
  padding: 18px 16px;
  display: grid;
  gap: 6px;
}
.page-products .bpth-stat__num {
  font-family: var(--font-num);
  font-size: clamp(1.55rem, 3.4vw, 2.25rem);
  line-height: 1;
  color: var(--turf-deep);
}
.page-products .bpth-stat__label {
  font-size: .78rem;
  line-height: 1.5;
  color: var(--steel);
}

/* ---------- 05 适用场景 ---------- */
.page-products .bpth-scenes { display: grid; gap: clamp(24px, 4vw, 40px); }
@media (min-width: 900px) {
  .page-products .bpth-scenes {
    grid-template-columns: 1.42fr .78fr;
    align-items: start;
  }
}
.page-products .bpth-uses {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}
.page-products .bpth-use {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 16px;
  padding: 20px 0;
  border-top: 1px solid var(--hair-light);
}
.page-products .bpth-use:last-child { border-bottom: 1px solid var(--hair-light); }
.page-products .bpth-use__idx {
  grid-row: span 2;
  font-family: var(--font-num);
  font-size: 1.3rem;
  line-height: 1;
  color: var(--volt);
}
.page-products .bpth-use h3 {
  margin: 0 0 6px;
  font-size: 1.04rem;
  font-weight: 900;
  color: var(--chalk);
}
.page-products .bpth-use p {
  margin: 0 0 10px;
  font-size: .89rem;
  line-height: 1.78;
  color: var(--mist);
}
.page-products .bpth-use__out {
  grid-column: 2;
  display: inline-block;
  align-self: start;
  justify-self: start;
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--ink);
  background: var(--volt);
  padding: 5px 10px;
}
.page-products .bpth-scenes__fig { margin-top: 8px; }

/* ---------- 06 上手步骤 ---------- */
.page-products .bpth-flow__fig { margin-bottom: clamp(22px, 3vw, 32px); }
.page-products .bpth-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
@media (min-width: 780px) {
  .page-products .bpth-flow { grid-template-columns: repeat(4, 1fr); }
}
.page-products .bpth-step {
  background: var(--turf-deep);
  padding: clamp(18px, 2.6vw, 26px);
  display: grid;
  gap: 8px;
  align-content: start;
}
.page-products .bpth-step__no {
  font-family: var(--font-num);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--volt);
}
.page-products .bpth-step h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 900;
  color: var(--chalk);
}
.page-products .bpth-step p {
  margin: 0;
  font-size: .85rem;
  line-height: 1.72;
  color: rgba(245,247,238,.82);
}
.page-products .bpth-cta {
  margin-top: clamp(26px, 4vw, 38px);
  padding-top: 22px;
  border-top: 2px solid rgba(245,247,238,.32);
  display: grid;
  gap: 16px;
}
@media (min-width: 800px) {
  .page-products .bpth-cta { grid-template-columns: 1.4fr .9fr; align-items: center; gap: 28px; }
}
.page-products .bpth-cta p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.78;
  color: rgba(245,247,238,.92);
  max-width: 44em;
}
.page-products .bpth-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 640px) {
  .page-products .bpth-head {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .page-products .bpth-head__index { grid-row: auto; }
  .page-products .bpth-tabs { gap: 6px; }
  .page-products .bpth-tab { font-size: .7rem; padding: 6px 10px; }
  .page-products .bpth-scroll { max-height: none; }
  .page-products .bpth-tbl { min-width: 520px; font-size: .82rem; }
  .page-products .bpth-tbl thead th { padding: 10px 11px; font-size: .68rem; }
  .page-products .bpth-tbl tbody td { padding: 10px 11px; }
  .page-products .bpth-cta__acts .btn { width: 100%; text-align: center; }
}
<<<END>>>