.page-products {
  --prod-gap: clamp(12px, 1.6vw, 20px);
  --prod-sec-pad: clamp(36px, 5.5vw, 76px);
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-products h1,
.page-products h2,
.page-products h3,
.page-products h4 {
  font-family: var(--font-display);
  margin: 0;
  color: var(--ink);
}

.page-products p {
  margin: 0;
}

.page-products ul,
.page-products ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-products a:not(.btn):not(.tag) {
  color: inherit;
}

.page-products a:focus-visible,
.page-products summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px rgba(233, 72, 33, 0.32);
}

.page-products .prod-crumb {
  padding-top: clamp(14px, 2.4vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  padding: clamp(16px, 3vw, 34px) 0 clamp(28px, 4.4vw, 58px);
}

.page-products .prod-hero__grid {
  display: grid;
  gap: clamp(18px, 3vw, 34px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-kicker {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brick);
  margin-bottom: clamp(10px, 1.6vw, 16px);
}

.page-products .prod-hero__title {
  font-size: clamp(30px, 5.6vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 200;
  margin-bottom: clamp(14px, 2vw, 22px);
}

.page-products .prod-hero__title em {
  font-style: normal;
  font-weight: 600;
  color: var(--orange);
}

.page-products .prod-br {
  display: none;
}

.page-products .prod-hero__lead {
  max-width: 48ch;
  font-size: clamp(15px, 1.3vw, 18px);
  line-height: 1.78;
  color: var(--ink);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 2.4vw, 26px);
}

.page-products .prod-hero__note {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--slate);
}

.page-products .prod-hero__tiles {
  display: grid;
  gap: var(--prod-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-tile {
  background: var(--paper);
  border: 1px solid var(--line-strong);
  padding: clamp(14px, 2vw, 20px);
}

.page-products .prod-tile--matrix {
  background: var(--green);
  border-color: var(--green);
  color: var(--cream);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-products .prod-tile__cap {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 12px;
}

.page-products .prod-tile__cap--ink {
  color: var(--brick);
}

.page-products .prod-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-products .prod-chips__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line-light);
  color: var(--cream);
  padding: 5px 10px;
  font-size: 12.5px;
  line-height: 1.2;
}

.page-products .prod-chips__item.is-on {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(189, 255, 74, 0.1);
}

.page-products .prod-chips__item.is-on::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
}

.page-products .prod-tile--figures {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.page-products .prod-fig {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-products .prod-fig__num {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 30px);
  line-height: 1;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.page-products .prod-fig__lab {
  font-size: 11.5px;
  line-height: 1.45;
  color: var(--slate);
}

.page-products .prod-jump {
  display: grid;
  gap: 0;
}

.page-products .prod-jump__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 0;
  font-size: 13.5px;
  text-decoration: none;
  border-bottom: 1px dashed var(--line);
  transition: color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-products .prod-jump__link span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold);
}

.page-products .prod-jump__link:hover {
  color: var(--brick);
  padding-left: 4px;
}

/* ---------- 通用区块 ---------- */
.page-products .prod-section {
  padding-block: var(--prod-sec-pad);
  border-top: 1px solid var(--line);
  scroll-margin-top: 24px;
}

.page-products .section-title {
  font-size: clamp(22px, 3.2vw, 38px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  font-weight: 300;
}

.page-products .prod-sec-lead {
  max-width: 64ch;
  margin-top: 14px;
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.78;
  color: var(--ink);
}

.page-products .prod-split {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  align-items: center;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-split__figure {
  margin: 0;
}

.page-products .prod-split__figure img {
  width: 100%;
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-products .prod-figcap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--slate);
}

.page-products .prod-mobile-visual {
  max-width: 320px;
  margin-inline: auto;
}

.page-products .prod-mobile-visual img {
  width: 100%;
  border: 1px solid var(--line-strong);
}

.page-products .prod-wide-figure {
  margin: clamp(20px, 3vw, 32px) 0 0;
}

.page-products .prod-wide-figure img {
  width: 100%;
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-products .prod-inline-link {
  color: var(--brick);
  text-decoration: underline;
}

/* ---------- 能力矩阵 ---------- */
.page-products .prod-cap-grid {
  display: grid;
  gap: var(--prod-gap);
  margin-top: clamp(20px, 3vw, 34px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-cap {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(14px, 2vw, 20px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-products .prod-cap:hover {
  transform: translateY(-2px);
  background: var(--cream);
}

.page-products .prod-cap__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .prod-cap__title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
}

.page-products .prod-cap__text {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .prod-cap__tag {
  margin-top: auto;
  align-self: flex-start;
}

.page-products .prod-cap--dark {
  background: var(--green);
  border-color: var(--green);
  border-top-color: var(--lime);
}

.page-products .prod-cap--dark .prod-cap__title {
  color: var(--cream);
}

.page-products .prod-cap--dark .prod-cap__text {
  color: rgba(243, 233, 216, 0.78);
}

.page-products .prod-cap--dark .prod-cap__num {
  color: var(--lime);
}

.page-products .prod-cap--dark:hover {
  background: var(--green);
  transform: translateY(-2px);
}

/* ---------- 维度列表 ---------- */
.page-products .prod-dims {
  display: grid;
  gap: 0;
  margin-top: clamp(16px, 2.4vw, 24px);
  border-top: 1px solid var(--line);
}

.page-products .prod-dims__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.68;
}

.page-products .prod-dims__key {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--brick);
  letter-spacing: 0.04em;
}

.page-products .prod-dims__val {
  color: var(--slate);
}

.page-products .prod-note-line {
  margin-top: 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 筛选面板 ---------- */
.page-products .prod-filter {
  margin-top: clamp(20px, 3vw, 32px);
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
  padding: clamp(14px, 2.2vw, 22px);
  background: var(--paper);
  border: 1px solid var(--line-strong);
}

.page-products .prod-filter__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 8px;
}

.page-products .prod-filter__opts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-products .prod-filter__opt {
  padding: 4px 9px;
  font-size: 12.5px;
  line-height: 1.45;
  border: 1px solid var(--line);
  color: var(--slate);
}

.page-products .prod-filter__opt.is-on {
  background: var(--green);
  border-color: var(--green);
  color: var(--lime);
}

/* ---------- 比赛进入 ---------- */
.page-products .prod-blocks {
  display: grid;
  gap: 10px;
  margin-top: clamp(16px, 2.4vw, 24px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-blocks__item {
  padding: 12px 14px;
  background: var(--paper);
  border-left: 3px solid var(--orange);
}

.page-products .prod-blocks__item h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}

.page-products .prod-blocks__item p {
  font-size: 13px;
  line-height: 1.68;
  color: var(--slate);
}

.page-products .prod-switch {
  margin-top: 16px;
  padding: 12px 14px;
  background: rgba(18, 59, 50, 0.06);
  border: 1px dashed var(--line-strong);
  font-size: 13.5px;
  line-height: 1.72;
}

.page-products .prod-switch strong {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--green);
  margin-right: 8px;
}

/* ---------- 双栏对照 ---------- */
.page-products .prod-compare-wrap {
  margin-top: clamp(20px, 3vw, 32px);
  padding: clamp(14px, 2.2vw, 22px);
  background: var(--paper);
  border: 1px solid var(--line-strong);
}

.page-products .prod-compare__cap {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 14px;
}

.page-products .prod-compare {
  display: grid;
  gap: 12px;
}

.page-products .prod-compare__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 8px;
}

.page-products .prod-compare__track {
  display: block;
  position: relative;
  height: 9px;
  background: rgba(27, 21, 17, 0.07);
  overflow: hidden;
}

.page-products .prod-compare__track i {
  position: absolute;
  top: 0;
  bottom: 0;
  display: block;
  width: var(--v);
}

.page-products .prod-compare__track--home i {
  right: 0;
  background: var(--orange);
}

.page-products .prod-compare__track--away i {
  left: 0;
  background: var(--slate);
}

.page-products .prod-compare__name {
  position: relative;
  z-index: 1;
  padding: 2px 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--green);
  white-space: nowrap;
}

.page-products .prod-compare__name::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(18, 59, 50, 0.1);
  transform: skewX(-12deg);
}

.page-products .prod-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--slate);
}

.page-products .prod-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-products .prod-legend__dot {
  display: inline-block;
  width: 10px;
  height: 10px;
}

.page-products .prod-legend__dot--home {
  background: var(--orange);
}

.page-products .prod-legend__dot--away {
  background: var(--slate);
}

.page-products .prod-groups {
  display: grid;
  gap: 8px;
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-products .prod-group {
  background: var(--paper);
  border: 1px solid var(--line);
}

.page-products .prod-group__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.page-products .prod-group__sum::-webkit-details-marker {
  display: none;
}

.page-products .prod-group__sum::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--brick);
}

.page-products .prod-group[open] .prod-group__sum::after {
  content: "−";
}

.page-products .prod-group__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--slate);
}

.page-products .prod-group__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 14px 14px;
}

.page-products .prod-group__list li {
  padding: 4px 9px;
  font-size: 12.5px;
  border: 1px solid var(--line);
  background: var(--cream);
  color: var(--ink);
}

/* ---------- 回访说明 ---------- */
.page-products .prod-notes {
  display: grid;
  gap: var(--prod-gap);
  margin-top: clamp(20px, 3vw, 32px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-note {
  padding: clamp(14px, 2vw, 20px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--green);
}

.page-products .prod-note__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-products .prod-note h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 8px 0 6px;
}

.page-products .prod-note p {
  font-size: 13.5px;
  line-height: 1.74;
  color: var(--slate);
}

/* ---------- 场景 ---------- */
.page-products .prod-scenes {
  display: grid;
  gap: var(--prod-gap);
  margin-top: clamp(20px, 3vw, 32px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-scene {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2.2vw, 22px);
  background: var(--paper);
  border: 1px solid var(--line);
}

.page-products .prod-scene__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brick);
}

.page-products .prod-scene h3 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.3;
}

.page-products .prod-scene__steps {
  display: grid;
  gap: 8px;
}

.page-products .prod-scene__step {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 8px;
  font-size: 13.5px;
  line-height: 1.68;
}

.page-products .prod-scene__step b {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--orange);
}

.page-products .prod-scene__step span {
  color: var(--slate);
}

.page-products .prod-scene:nth-child(2) {
  background: var(--green);
  border-color: var(--green);
}

.page-products .prod-scene:nth-child(2) h3 {
  color: var(--cream);
}

.page-products .prod-scene:nth-child(2) .prod-scene__k {
  color: var(--lime);
}

.page-products .prod-scene:nth-child(2) .prod-scene__step b {
  color: var(--lime);
}

.page-products .prod-scene:nth-child(2) .prod-scene__step span {
  color: rgba(243, 233, 216, 0.82);
}

/* ---------- 版本演进 ---------- */
.page-products .prod-timeline {
  display: grid;
  gap: 0;
  margin-top: clamp(20px, 3vw, 32px);
  border-top: 2px solid var(--ink);
}

.page-products .prod-tl {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .prod-tl__year {
  font-family: var(--font-mono);
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--orange);
}

.page-products .prod-tl h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 5px;
}

.page-products .prod-tl p {
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--slate);
}

.page-products .prod-tl__tag {
  display: inline-block;
  margin-top: 8px;
}

/* ---------- 收尾 ---------- */
.page-products .prod-cta {
  padding-block: clamp(36px, 5vw, 68px);
  border-top: 1px solid var(--line);
}

.page-products .prod-cta__inner {
  background: var(--green);
  color: var(--cream);
  padding: clamp(22px, 4vw, 46px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-products .prod-cta h2 {
  color: var(--cream);
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 300;
  line-height: 1.18;
  margin-bottom: 12px;
}

.page-products .prod-cta p {
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(243, 233, 216, 0.82);
}

.page-products .prod-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-products .prod-cta__links .btn--ghost {
  border-color: rgba(243, 233, 216, 0.45);
  color: var(--cream);
}

/* ---------- 窄屏增强 ---------- */
@media (min-width: 480px) {
  .page-products .prod-jump {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 18px;
  }

  .page-products .prod-dims__row {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 12px;
  }
}

@media (min-width: 600px) {
  .page-products .prod-br {
    display: inline;
  }

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

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

@media (min-width: 680px) {
  .page-products .prod-cap-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-cap:nth-child(even) {
    margin-top: 18px;
  }

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

@media (min-width: 780px) {
  .page-products .prod-scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .prod-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-split--flip .prod-split__figure {
    order: -1;
  }
}

@media (min-width: 980px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 6.4fr) minmax(0, 5.6fr);
    align-items: start;
  }

  .page-products .prod-hero__tiles {
    padding-top: 8px;
  }
}

@media (min-width: 1020px) {
  .page-products .prod-cap-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-products .prod-cap:nth-child(even) {
    margin-top: 0;
  }

  .page-products .prod-cap:nth-child(1),
  .page-products .prod-cap:nth-child(2) {
    grid-column: span 3;
  }

  .page-products .prod-cap:nth-child(n + 3) {
    grid-column: span 2;
  }

  .page-products .prod-cap:nth-child(3),
  .page-products .prod-cap:nth-child(5) {
    margin-top: 22px;
  }
}

@media (min-width: 1080px) {
  .page-products .prod-filter {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .prod-tl {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-cap,
  .page-products .prod-jump__link {
    transition: none;
  }

  .page-products .prod-cap:hover {
    transform: none;
  }
}

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