.page-products {
  --pp-rail-w: 42px;
  --pp-line: 1px solid var(--stroke);
  --pp-orange-soft: rgba(255, 138, 60, 0.14);
  --pp-green-soft: rgba(53, 240, 138, 0.12);
  --pp-violet-soft: rgba(123, 92, 255, 0.16);
  background: var(--black);
  color: var(--white);
  display: block;
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-products .prod-crumb {
  padding-top: calc(var(--header-h) + 26px);
}

.page-products .prod-crumb .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-products .prod-crumb .breadcrumb__item {
  display: inline-flex;
  align-items: center;
  color: var(--muted);
}

.page-products .prod-crumb .breadcrumb__item + .breadcrumb__item::before {
  content: "／";
  margin-right: 10px;
  color: var(--stroke);
}

.page-products .prod-crumb .breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms ease-out, border-color 180ms ease-out;
}

.page-products .prod-crumb .breadcrumb__link:hover,
.page-products .prod-crumb .breadcrumb__link:focus-visible {
  color: var(--green);
  border-bottom-color: var(--green);
}

/* ---------- 章节节距 ---------- */
.page-products .section {
  padding-block: clamp(44px, 6vw, 88px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-intro {
  padding-block: clamp(20px, 3vw, 34px) clamp(36px, 5vw, 68px);
}

.page-products .prod-intro__inner {
  display: grid;
  gap: clamp(22px, 4vw, 46px);
}

@media (min-width: 960px) {
  .page-products .prod-intro__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: end;
  }
}

.page-products .prod-intro__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(36px, 6.4vw, 88px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--white);
}

.page-products .prod-intro__title span {
  display: block;
  color: var(--green);
  letter-spacing: -0.035em;
}

.page-products .prod-intro__lede {
  margin: 0 0 14px;
  max-width: 42ch;
  font-size: clamp(15.5px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

.page-products .prod-intro__lede:last-child {
  margin-bottom: 0;
}

/* ---------- 首屏数字条 ---------- */
.page-products .prod-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(30px, 4.5vw, 56px);
  background: var(--stroke);
  border: var(--pp-line);
}

@media (min-width: 760px) {
  .page-products .prod-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .prod-figure {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px 22px;
  background: var(--black);
}

.page-products .prod-figure__num {
  font-family: var(--font-mono);
  font-size: clamp(30px, 4.6vw, 46px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-products .prod-figure:first-child .prod-figure__num {
  color: var(--green);
}

.page-products .prod-figure__cap {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--muted);
}

/* ---------- 模块骨架（技能树主线） ---------- */
.page-products .prod-mod {
  position: relative;
  border-top: var(--pp-line);
}

.page-products .prod-mod__grid {
  display: grid;
  grid-template-columns: var(--pp-rail-w) minmax(0, 1fr);
  column-gap: clamp(14px, 2.4vw, 24px);
  row-gap: clamp(24px, 4vw, 36px);
}

.page-products .prod-mod__rail {
  grid-column: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding-top: 2px;
}

.page-products .prod-mod__rail::after {
  content: "";
  flex: 1 1 auto;
  width: 1px;
  min-height: 60px;
  background: linear-gradient(180deg, var(--green), var(--violet) 55%, transparent);
  opacity: 0.55;
}

.page-products .prod-mod--last .prod-mod__rail::after {
  background: linear-gradient(180deg, var(--violet), transparent);
}

.page-products .prod-mod__step {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--green);
  background: var(--panel);
  border: var(--pp-line);
}

.page-products .prod-mod__main {
  grid-column: 2;
  min-width: 0;
}

.page-products .prod-mod__figure {
  grid-column: 2;
  margin: 0;
  padding: 6px;
  background: var(--panel);
  border: var(--pp-line);
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.45);
}

.page-products .prod-mod__figure .media__img,
.page-products .prod-mod__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

@media (min-width: 1000px) {
  .page-products .prod-mod__grid {
    grid-template-columns: 88px minmax(0, 1.55fr) minmax(0, 1fr);
    column-gap: clamp(24px, 3.4vw, 46px);
  }

  .page-products .prod-mod__rail {
    grid-column: 1;
  }

  .page-products .prod-mod__main {
    grid-column: 2;
  }

  .page-products .prod-mod__figure {
    grid-column: 3;
    align-self: start;
  }

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

  .page-products .prod-mod__main--wide {
    grid-column: 2 / -1;
    max-width: 74ch;
  }
}

.page-products .prod-mod__title {
  margin: 12px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(25px, 3.6vw, 44px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--white);
}

.page-products .prod-mod__text {
  margin: 0;
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .prod-mod__text strong {
  color: var(--white);
  font-weight: 600;
}

.page-products .prod-mod__facts {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
  max-width: 62ch;
}

.page-products .prod-mod__facts li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.68;
  color: var(--white);
}

.page-products .prod-mod__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--violet);
}

.page-products .prod-mod__scene {
  margin: 26px 0 0;
  max-width: 62ch;
  padding: 16px 18px;
  background: var(--pitch);
  border-left: 2px solid var(--green);
  font-size: 15px;
  line-height: 1.72;
  color: var(--white);
}

/* ---------- 位置分组列表 ---------- */
.page-products .prod-positions {
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--stroke);
  border: var(--pp-line);
}

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

.page-products .prod-position {
  padding: 14px 16px 16px;
  background: var(--panel);
}

.page-products .prod-position dt {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--green);
}

.page-products .prod-position dd {
  margin: 7px 0 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 对比维度 ---------- */
.page-products .prod-dims {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--stroke);
  border: var(--pp-line);
}

@media (min-width: 700px) {
  .page-products .prod-dims {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .prod-dim {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 16px 18px;
  background: var(--panel);
}

.page-products .prod-dim__idx {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--violet);
}

.page-products .prod-dim__body {
  min-width: 0;
}

.page-products .prod-dim__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-products .prod-dim__desc {
  margin: 6px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 复盘角标说明 ---------- */
.page-products .prod-review__note {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .prod-check {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  background: var(--orange);
  transform: rotate(45deg) translateY(-1px);
}

/* ---------- 组合检索面板 ---------- */
.page-products .prod-search {
  margin: 26px 0 0;
  border: var(--pp-line);
  background: var(--layer);
}

.page-products .prod-search__row {
  display: grid;
  gap: 10px;
  padding: 15px 16px;
  border-bottom: var(--pp-line);
}

.page-products .prod-search__row:last-child {
  border-bottom: 0;
}

@media (min-width: 760px) {
  .page-products .prod-search__row {
    grid-template-columns: 108px minmax(0, 1fr);
    align-items: center;
    gap: 18px;
  }
}

.page-products .prod-search__key {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-products .prod-search__value {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--white);
}

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

.page-products .prod-chip {
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--stroke);
}

.page-products .prod-chip--fw {
  color: var(--orange);
  border-color: rgba(255, 138, 60, 0.42);
  background: var(--pp-orange-soft);
}

.page-products .prod-chip--mf {
  color: var(--green);
  border-color: rgba(53, 240, 138, 0.38);
  background: var(--pp-green-soft);
}

.page-products .prod-chip--df {
  color: #9db4ff;
  border-color: rgba(123, 92, 255, 0.5);
  background: var(--pp-violet-soft);
}

.page-products .prod-chip--gk {
  color: var(--white);
  border-color: var(--stroke);
  background: var(--layer);
}

/* ---------- 使用路径 ---------- */
.page-products .prod-paths-section {
  border-top: var(--pp-line);
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(123, 92, 255, 0.14), transparent 58%),
    var(--black);
}

.page-products .prod-paths__head {
  max-width: 58ch;
}

.page-products .prod-paths__title {
  margin: 14px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.2vw, 68px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--white);
}

.page-products .prod-paths__lede {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .prod-paths {
  display: grid;
  gap: 20px;
  margin-top: clamp(28px, 4vw, 44px);
}

@media (min-width: 900px) {
  .page-products .prod-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

.page-products .prod-path {
  position: relative;
  padding: 22px 20px 26px;
  background: var(--panel);
  border: var(--pp-line);
  border-top: 2px solid var(--violet);
}

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

.page-products .prod-path:nth-child(3) {
  border-top-color: var(--orange);
}

.page-products .prod-path__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.page-products .prod-path__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-products .prod-path__time {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-products .prod-path__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-products .prod-path__steps {
  list-style: none;
  counter-reset: pp-step;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .prod-path__steps li {
  position: relative;
  counter-increment: pp-step;
  padding-left: 30px;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--white);
}

.page-products .prod-path__steps li::before {
  content: counter(pp-step);
  position: absolute;
  left: 0;
  top: 1px;
  display: grid;
  place-items: center;
  width: 19px;
  height: 19px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--black);
  background: var(--green);
  border-radius: 50%;
}

.page-products .prod-path__steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 9px;
  top: 24px;
  bottom: -16px;
  width: 1px;
  background: var(--stroke);
}

.page-products .prod-paths__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(26px, 4vw, 40px);
}

.page-products .prod-paths__links .btn {
  min-height: 44px;
}

.page-products .prod-paths__figure {
  margin: clamp(34px, 5vw, 62px) 0 0;
  border: var(--pp-line);
  padding: 6px;
  background: var(--panel);
}

.page-products .prod-paths__figure .media__img,
.page-products .prod-paths__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .prod-paths__figure .media__cap {
  padding: 10px 6px 4px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

/* ---------- 右侧纵向章节索引 ---------- */
.page-products .section-index {
  position: fixed;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
  display: none;
}

@media (min-width: 1360px) {
  .page-products .section-index {
    display: block;
  }
}

.page-products .section-index__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .section-index__link {
  display: block;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--stroke);
  text-decoration: none;
  transition: color 200ms ease-out;
}

.page-products .section-index__link:hover,
.page-products .section-index__link:focus-visible {
  color: var(--muted);
}

.page-products .section-index__link[aria-current="true"] {
  color: var(--green);
}

/* ---------- 入场动效 ---------- */
.page-products [data-reveal] {
  opacity: 1;
}

@media (prefers-reduced-motion: no-preference) {
  .page-products [data-reveal] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 300ms ease-out, transform 300ms ease-out;
  }

  .page-products [data-reveal].is-revealed {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-crumb .breadcrumb__link,
  .page-products .section-index__link {
    transition: none;
  }
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 420px) {
  .page-products {
    --pp-rail-w: 32px;
  }

  .page-products .prod-mod__step {
    width: 32px;
    height: 32px;
    font-size: 11px;
  }

  .page-products .prod-path__time {
    margin-left: 0;
  }
}