.page-products {
  --pr-gap: clamp(0.9rem, 2.4vw, 1.5rem);
  --pr-pad: clamp(1rem, 2.6vw, 1.6rem);
}

.page-products .breadcrumb {
  margin: 0 0 clamp(1rem, 3vw, 1.8rem);
}

/* ---------- 首屏 ---------- */
.page-products .pr-hero {
  padding: clamp(1.2rem, 3.5vw, 2.2rem) 0 clamp(1.8rem, 5vw, 3rem);
}

.page-products .pr-hero__grid {
  display: grid;
  gap: clamp(1.2rem, 4vw, 2.2rem);
}

.page-products .pr-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 7vw, 4.1rem);
  line-height: 1.03;
  letter-spacing: -0.015em;
  color: var(--warm);
  margin: 0.45rem 0 0.9rem;
}

.page-products .pr-hero__text {
  max-width: 48ch;
  font-size: 1.03rem;
  line-height: 1.78;
  color: rgba(246, 242, 233, 0.82);
  margin: 0 0 1.4rem;
}

.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-products .pr-panel {
  position: relative;
  overflow: hidden;
  padding: var(--pr-pad);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, var(--ink-mid), var(--ink-night));
}

.page-products .pr-panel::after {
  content: "";
  position: absolute;
  right: -34%;
  bottom: -58%;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 26, 0.36), transparent 66%);
  pointer-events: none;
}

.page-products .pr-panel__title {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--volt);
  margin: 0 0 1rem;
}

.page-products .pr-panel__list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.1rem;
}

.page-products .pr-panel__list li {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--line-soft);
}

.page-products .pr-panel__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.4vw, 2rem);
  line-height: 1;
  color: var(--flame);
  letter-spacing: 0.02em;
}

.page-products .pr-panel__cap {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--mist);
}

/* ---------- 入口矩阵 ---------- */
.page-products .pr-entries {
  list-style: none;
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
  padding: 0;
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-entry {
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: var(--pr-pad);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: rgba(20, 73, 58, 0.5);
  color: inherit;
  text-decoration: none;
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .pr-entry:hover,
.page-products .pr-entry:focus-visible {
  transform: translateY(-4px);
  border-color: var(--flame);
  background: rgba(20, 73, 58, 0.92);
}

.page-products .pr-entry__no {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--volt);
}

.page-products .pr-entry__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.16rem;
  color: var(--warm);
}

.page-products .pr-entry__text {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(246, 242, 233, 0.76);
}

.page-products .pr-entry__tag {
  margin-top: auto;
  align-self: flex-start;
  padding-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--flame-mist);
}

/* ---------- 主体两列 ---------- */
.page-products .pr-body {
  padding-bottom: clamp(1rem, 3vw, 2rem);
}

.page-products .pr-block {
  padding: clamp(1.6rem, 4vw, 2.6rem) 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .pr-block:first-child {
  border-top: 0;
  padding-top: clamp(0.9rem, 2.5vw, 1.5rem);
}

.page-products h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.6vw, 2.25rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--warm);
  margin: 0.35rem 0 0.8rem;
}

.page-products h3 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--warm);
}

.page-products .pr-text {
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(246, 242, 233, 0.82);
  margin: 0;
  max-width: 62ch;
}

.page-products .pr-split {
  display: grid;
  gap: clamp(1.1rem, 3vw, 1.8rem);
}

.page-products .pr-shot {
  margin: 0;
}

.page-products .pr-shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-md);
  object-fit: cover;
}

.page-products .pr-shot--phone {
  max-width: 340px;
  justify-self: start;
}

/* ---------- 特性列表 ---------- */
.page-products .pr-feature {
  list-style: none;
  margin: clamp(1.1rem, 3vw, 1.6rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-products .pr-feature li {
  padding-left: 1.15rem;
  border-left: 2px solid var(--flame);
  display: grid;
  gap: 0.2rem;
}

.page-products .pr-feature strong {
  color: var(--warm);
  font-weight: 600;
  font-size: 0.98rem;
}

.page-products .pr-feature span {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 能力卡片（错位网格） ---------- */
.page-products .pr-cards {
  list-style: none;
  margin: clamp(1.1rem, 3vw, 1.7rem) 0 0;
  padding: 0;
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-card {
  position: relative;
  padding: var(--pr-pad) var(--pr-pad) calc(var(--pr-pad) + 1.2rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: rgba(12, 46, 35, 0.7);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .pr-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-volt);
}

.page-products .pr-card__title {
  margin: 0 0 0.45rem;
  font-size: 1.1rem;
}

.page-products .pr-card__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: rgba(246, 242, 233, 0.78);
}

.page-products .pr-card__fields {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-products .pr-card__fields li {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  padding: 0.24rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--volt);
}

.page-products .pr-card__badge {
  position: absolute;
  right: var(--pr-pad);
  bottom: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--flame);
}

/* ---------- 战报三级结构 ---------- */
.page-products .pr-levels {
  list-style: none;
  margin: clamp(1.1rem, 3vw, 1.6rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-products .pr-levels li {
  padding: 0.7rem 0.95rem;
  border-left: 2px solid var(--line-volt);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(20, 73, 58, 0.42);
  display: grid;
  gap: 0.22rem;
}

.page-products .pr-levels__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--volt);
}

.page-products .pr-levels__name {
  font-family: var(--font-display);
  font-size: 1.02rem;
  color: var(--warm);
}

.page-products .pr-levels__tx {
  font-size: 0.88rem;
  line-height: 1.68;
  color: var(--mist);
}

/* ---------- 案例合集筛选 ---------- */
.page-products .pr-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: clamp(1.1rem, 3vw, 1.6rem) 0 clamp(1rem, 2.5vw, 1.4rem);
}

.page-products .pr-filter__bar label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  padding: 0.42rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--mist);
  cursor: pointer;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background 0.16s var(--ease);
}

.page-products .pr-filter__bar label:hover {
  color: var(--warm);
  border-color: var(--flame-mist);
}

.page-products #case-all:checked ~ .pr-filter__bar [for="case-all"],
.page-products #case-league:checked ~ .pr-filter__bar [for="case-league"],
.page-products #case-topic:checked ~ .pr-filter__bar [for="case-topic"],
.page-products #case-season:checked ~ .pr-filter__bar [for="case-season"] {
  background: var(--flame);
  border-color: var(--flame);
  color: var(--ink-night);
}

.page-products #case-all:focus-visible ~ .pr-filter__bar [for="case-all"],
.page-products #case-league:focus-visible ~ .pr-filter__bar [for="case-league"],
.page-products #case-topic:focus-visible ~ .pr-filter__bar [for="case-topic"],
.page-products #case-season:focus-visible ~ .pr-filter__bar [for="case-season"] {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
}

.page-products #case-league:checked ~ .pr-cases .pr-case:not([data-cat="league"]),
.page-products #case-topic:checked ~ .pr-cases .pr-case:not([data-cat="topic"]),
.page-products #case-season:checked ~ .pr-cases .pr-case:not([data-cat="season"]) {
  display: none;
}

.page-products .pr-cases {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-case {
  position: relative;
  padding: var(--pr-pad) var(--pr-pad) calc(var(--pr-pad) + 1.1rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: rgba(6, 26, 20, 0.6);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-products .pr-case:hover {
  transform: translateY(-3px);
  border-color: var(--flame-mist);
}

.page-products .pr-case__title {
  margin: 0 0 0.4rem;
  font-size: 1.02rem;
}

.page-products .pr-case__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(246, 242, 233, 0.76);
}

.page-products .pr-case__badge {
  position: absolute;
  right: var(--pr-pad);
  bottom: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--volt);
}

.page-products .pr-shot--cases {
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
}

/* ---------- 右侧版本索引 ---------- */
.page-products .pr-body__side {
  margin-top: clamp(1.4rem, 4vw, 2.2rem);
  padding: var(--pr-pad);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: rgba(12, 46, 35, 0.55);
}

.page-products .pr-side__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--flame-mist);
}

.page-products .pr-vers {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-products .pr-vers a {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 0.6rem;
  align-items: baseline;
  padding: 0.45rem 0.65rem;
  border-left: 2px solid var(--line);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  text-decoration: none;
  color: var(--mist);
  transition: border-color 0.16s var(--ease), color 0.16s var(--ease), background 0.16s var(--ease);
}

.page-products .pr-vers a:hover,
.page-products .pr-vers a:focus-visible {
  border-color: var(--flame);
  color: var(--warm);
  background: rgba(31, 107, 82, 0.24);
}

.page-products .pr-vers__no {
  font-family: var(--font-mono);
  font-size: 0.79rem;
  letter-spacing: 0.06em;
  color: var(--volt);
}

.page-products .pr-vers__tx {
  font-size: 0.86rem;
  line-height: 1.5;
}

/* ---------- 版本时间轴 ---------- */
.page-products .pr-versions .pr-text {
  max-width: 56ch;
}

.page-products .pr-shot--timeline {
  margin: clamp(1.2rem, 3vw, 1.8rem) 0 0;
}

.page-products .pr-tl {
  list-style: none;
  margin: clamp(1.4rem, 4vw, 2.2rem) 0 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.page-products .pr-tl__item {
  position: relative;
  padding-left: 1.4rem;
  scroll-margin-top: 5rem;
}

.page-products .pr-tl__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35rem;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--flame);
  box-shadow: 0 0 0 3px rgba(255, 107, 26, 0.18);
}

.page-products .pr-tl__item::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1.5rem;
  bottom: -1.1rem;
  width: 1px;
  background: var(--line);
}

.page-products .pr-tl__item:last-child::after {
  display: none;
}

.page-products .pr-tl__no {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--volt);
}

.page-products .pr-tl__title {
  margin: 0.2rem 0 0.3rem;
  font-size: 1.02rem;
}

.page-products .pr-tl__tx {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 使用场景 ---------- */
.page-products .pr-uses__list {
  list-style: none;
  margin: clamp(1.2rem, 3vw, 1.8rem) 0 0;
  padding: 0;
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-use {
  padding: var(--pr-pad);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: linear-gradient(170deg, rgba(20, 73, 58, 0.62), rgba(6, 26, 20, 0.55));
}

.page-products .pr-use__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--ink-night);
  background: var(--flame-mist);
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
}

.page-products .pr-use__title {
  margin: 0.7rem 0 0.4rem;
  font-size: 1.08rem;
}

.page-products .pr-use__tx {
  margin: 0;
  font-size: 0.91rem;
  line-height: 1.72;
  color: rgba(246, 242, 233, 0.78);
}

.page-products .pr-use__tx a,
.page-products .pr-uses__note a {
  color: var(--volt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pr-uses__note {
  margin: clamp(1.2rem, 3vw, 1.6rem) 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 结尾行动 ---------- */
.page-products .pr-cta__inner {
  display: grid;
  gap: clamp(1.1rem, 3vw, 1.8rem);
  padding: clamp(1.3rem, 3.5vw, 2.2rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(120deg, rgba(20, 73, 58, 0.85), rgba(6, 26, 20, 0.9));
}

.page-products .pr-cta h2 {
  margin: 0 0 0.7rem;
}

.page-products .pr-cta__tx {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.76;
  color: rgba(246, 242, 233, 0.8);
  max-width: 58ch;
}

.page-products .pr-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-items: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pr-entries {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .pr-cards > li:nth-child(even) {
    margin-top: 1.5rem;
  }

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

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

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

@media (min-width: 900px) {
  .page-products .pr-hero__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    gap: clamp(1.6rem, 3vw, 2.8rem);
    align-items: end;
  }

  .page-products .pr-entries {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pr-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-products .pr-split--flip {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

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

  .page-products .pr-cta__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: center;
  }

  .page-products .pr-cta__actions {
    justify-content: flex-end;
  }

  .page-products .pr-tl {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0;
  }

  .page-products .pr-tl__item {
    padding: 1.6rem 0.9rem 0 0;
  }

  .page-products .pr-tl__item::before {
    top: 1.45rem;
    left: 0;
  }

  .page-products .pr-tl__item::after {
    left: 11px;
    top: 1.72rem;
    bottom: auto;
    width: 100%;
    height: 1px;
  }

  .page-products .pr-tl__item:last-child::after {
    display: block;
  }
}

@media (min-width: 1024px) {
  .page-products .pr-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 258px;
    gap: clamp(1.8rem, 3.6vw, 3rem);
    align-items: start;
  }

  .page-products .pr-body__side {
    position: sticky;
    top: 1.5rem;
    margin-top: clamp(0.9rem, 2.5vw, 1.5rem);
  }
}

@media (hover: hover) and (min-width: 680px) {
  .page-products .pr-card__fields {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.22s var(--ease), opacity 0.22s var(--ease), margin-top 0.22s var(--ease);
  }

  .page-products .pr-card:hover .pr-card__fields,
  .page-products .pr-card:focus-within .pr-card__fields {
    max-height: 8rem;
    opacity: 1;
  }
}