.page-products {
  --cat-green-deep: #3F6B00;
  --cat-pad: clamp(56px, 8vw, 104px);
  --cat-hair: 1px solid var(--grid);
  background: var(--ink);
  color: var(--white);
}

.page-products .crumbs {
  padding-top: 20px;
}

/* ---------- 首屏 ---------- */
.page-products .cat-hero {
  padding-bottom: var(--cat-pad);
  border-bottom: var(--cat-hair);
  background:
    linear-gradient(180deg, rgba(43, 54, 65, 0.35) 0%, rgba(10, 12, 11, 0) 70%);
}

.page-products .cat-hero__title {
  margin: 18px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(36px, 8.4vw, 86px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  max-width: 16ch;
}

.page-products .cat-hero__lead {
  max-width: 60ch;
  margin: 26px 0 0;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--silver);
}

.page-products .cat-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 44px 0 0;
  border-top: var(--cat-hair);
  border-left: var(--cat-hair);
}

.page-products .cat-stat {
  padding: 16px 14px 14px;
  border-right: var(--cat-hair);
  border-bottom: var(--cat-hair);
}

.page-products .cat-stat dt {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--silver);
}

.page-products .cat-stat dd {
  margin: 10px 0 0;
  font-size: clamp(28px, 7vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--neon);
}

/* ---------- 章节通用 ---------- */
.page-products .cat-block {
  padding: var(--cat-pad) 0;
  border-bottom: var(--cat-hair);
}

.page-products .cat-block--light {
  background: var(--mist);
  color: var(--ink);
  border-bottom-color: rgba(10, 12, 11, 0.16);
}

.page-products .cat-block--light .eyebrow {
  color: var(--cat-green-deep);
}

.page-products .cat-block--light .cat-block__sub,
.page-products .cat-device__lede {
  color: #4A5358;
}

.page-products .cat-block__head {
  max-width: 720px;
}

.page-products .cat-block__head h2 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 5.4vw, 46px);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-products .cat-block__sub {
  margin: 16px 0 0;
  font-size: var(--fs-16);
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 能力清单 ---------- */
.page-products .cat-list {
  margin-top: 38px;
  border-top: var(--cat-hair);
}

.page-products .cat-ability {
  position: relative;
  padding-left: 14px;
  border-bottom: var(--cat-hair);
}

.page-products .cat-ability::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: transparent;
  transition: background 0.18s ease;
}

.page-products .cat-ability[open]::before {
  background: var(--neon);
}

.page-products .cat-ability__row {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) 20px;
  grid-template-areas:
    "num name sign"
    "num scene sign";
  gap: 4px 12px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  align-items: start;
}

.page-products .cat-ability__row::-webkit-details-marker {
  display: none;
}

.page-products .cat-ability__num {
  grid-area: num;
  font-size: var(--fs-28);
  line-height: 1;
  color: var(--silver);
  transition: color 0.18s ease;
}

.page-products .cat-ability__name {
  grid-area: name;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--fs-20);
  line-height: 1.2;
}

.page-products .cat-ability__scene {
  grid-area: scene;
  font-size: 15px;
  line-height: 1.6;
  color: var(--silver);
}

.page-products .cat-ability__sign {
  grid-area: sign;
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: 6px;
  justify-self: end;
}

.page-products .cat-ability__sign::before,
.page-products .cat-ability__sign::after {
  content: "";
  position: absolute;
  background: var(--silver);
  transition: transform 0.18s ease, background 0.18s ease;
}

.page-products .cat-ability__sign::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-products .cat-ability__sign::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-products .cat-ability[open] .cat-ability__num,
.page-products .cat-ability[open] .cat-ability__name {
  color: var(--neon);
}

.page-products .cat-ability[open] .cat-ability__sign::before {
  background: var(--neon);
}

.page-products .cat-ability[open] .cat-ability__sign::after {
  transform: scaleY(0);
}

.page-products .cat-ability__body {
  padding: 0 0 22px 54px;
}

.page-products .cat-ability__body p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

/* ---------- 移动端 ---------- */
.page-products .cat-device__grid {
  display: grid;
  gap: 34px;
}

.page-products .cat-device__lede {
  margin: 18px 0 0;
  font-size: var(--fs-16);
  line-height: 1.75;
}

.page-products .cat-device__text h2 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 5.4vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.page-products .cat-device__tabs {
  margin-top: 28px;
}

.page-products .tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .tabs__btn {
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: inherit;
  background: transparent;
  border: 1px solid currentColor;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-products .tabs__btn[aria-selected="true"] {
  background: var(--neon);
  border-color: var(--neon);
  color: var(--ink);
}

.page-products .tabs__panel {
  margin-top: 20px;
}

.page-products .cat-screen {
  display: grid;
  gap: 6px;
  padding: 10px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: repeating-linear-gradient(
    to bottom,
    rgba(10, 12, 11, 0.06) 0 1px,
    transparent 1px 16px
  );
}

.page-products .cat-screen--portrait {
  width: 150px;
  height: 236px;
  margin: 0 auto;
  grid-template-rows: 12px 1fr 26px 26px 34px;
}

.page-products .cat-screen--landscape {
  width: 100%;
  max-width: 320px;
  height: 180px;
  margin: 0 auto;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 12px 1fr 24px;
}

.page-products .cat-screen__head {
  grid-column: 1 / -1;
  background: var(--ink);
}

.page-products .cat-screen__main {
  grid-column: 1 / -1;
  background: var(--neon-2);
  opacity: 0.55;
}

.page-products .cat-screen--landscape .cat-screen__main {
  grid-column: 1 / -1;
}

.page-products .cat-screen__row {
  background: var(--grid);
  opacity: 0.7;
}

.page-products .cat-screen__foot {
  grid-column: 1 / -1;
  background: var(--orange);
  opacity: 0.7;
}

.page-products .cat-screen__note {
  margin: 16px 0 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: #4A5358;
}

.page-products .cat-device__cta {
  margin: 26px 0 0;
}

.page-products .cat-device__figure {
  margin: 0;
}

.page-products .cat-device__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(10, 12, 11, 0.25);
  border-radius: var(--radius);
}

/* ---------- 订阅与切换 ---------- */
.page-products .cat-sub__figure {
  margin: 38px 0 0;
}

.page-products .cat-sub__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--cat-hair);
  border-radius: var(--radius);
}

.page-products .cat-sub__cap {
  display: block;
  margin-top: 10px;
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--silver);
}

.page-products .cat-sub__notes {
  display: grid;
  gap: 1px;
  margin-top: 40px;
  border: var(--cat-hair);
  background: var(--grid);
}

.page-products .cat-sub__note {
  padding: 22px 20px;
  background: var(--ink-2);
}

.page-products .cat-sub__note h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--fs-20);
  color: var(--neon);
}

.page-products .cat-sub__note p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 轮次并行 ---------- */
.page-products .cat-rounds {
  position: relative;
  overflow: hidden;
  background: var(--ink-2);
}

.page-products .cat-rounds::before {
  content: "";
  position: absolute;
  left: -10%;
  right: -10%;
  top: 12%;
  height: 70%;
  background-image:
    linear-gradient(to right, rgba(43, 54, 65, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(43, 54, 65, 0.55) 1px, transparent 1px);
  background-size: 48px 48px;
  transform: skewY(-6deg);
  pointer-events: none;
}

.page-products .cat-rounds__grid {
  position: relative;
  display: grid;
  gap: 34px;
}

.page-products .cat-rounds__text h2 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 5.4vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.page-products .cat-rounds__text p {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver);
}

.page-products .cat-rounds__link a,
.page-products .cat-scene__link a,
.page-products .cat-account__links a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid var(--neon);
}

.page-products .cat-rounds__figure {
  margin: 0;
}

.page-products .cat-rounds__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--cat-hair);
  border-radius: var(--radius);
}

/* ---------- 数据对照 ---------- */
.page-products .cat-metrics__figure {
  margin: 36px 0 0;
}

.page-products .cat-metrics__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--cat-hair);
  border-radius: var(--radius);
}

.page-products .cat-bars {
  display: grid;
  gap: 22px;
  margin-top: 34px;
  padding: 22px 18px;
  border: var(--cat-hair);
  background: var(--ink-2);
}

.page-products .cat-bars__label {
  margin: 0 0 12px;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--silver);
}

.page-products .cat-bars__row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 52px;
  align-items: center;
  gap: 10px;
  height: 18px;
}

.page-products .cat-bars__row + .cat-bars__row {
  margin-top: 8px;
}

.page-products .cat-bars__team {
  font-size: var(--fs-12);
  color: var(--silver);
}

.page-products .cat-bars__track {
  height: 10px;
  background: var(--grid);
}

.page-products .cat-bars__fill {
  display: block;
  height: 100%;
}

.page-products .cat-bars__fill--home {
  background: var(--neon);
}

.page-products .cat-bars__fill--away {
  background: var(--orange);
}

.page-products .cat-bars__val {
  font-size: var(--fs-14);
  text-align: right;
  color: var(--white);
}

.page-products .cat-metrics__body {
  margin-top: 40px;
}

.page-products .cat-metric-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--grid);
  border: var(--cat-hair);
}

.page-products .cat-metric {
  padding: 14px 14px 16px;
  background: var(--ink);
  border-left: 2px solid var(--neon);
}

.page-products .cat-metric:nth-child(3n + 2) {
  border-left-color: var(--orange);
}

.page-products .cat-metric__name {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--white);
}

.page-products .cat-metric__desc {
  margin: 8px 0 0;
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--silver);
}

.page-products .cat-metrics__note {
  margin: 26px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--grid);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 使用场景 ---------- */
.page-products .cat-scenes__grid {
  display: grid;
  gap: 1px;
  margin-top: 38px;
  border: 1px solid rgba(10, 12, 11, 0.18);
  background: rgba(10, 12, 11, 0.18);
}

.page-products .cat-scene {
  padding: 26px 22px 24px;
  background: var(--mist);
}

.page-products .cat-scene__step {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--cat-green-deep);
}

.page-products .cat-scene h3 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--fs-20);
  line-height: 1.25;
}

.page-products .cat-scene p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: #4A5358;
}

.page-products .cat-scene__link {
  margin-top: 16px !important;
}

.page-products .cat-scene__link a {
  color: var(--cat-green-deep);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* ---------- 账号与安全 ---------- */
.page-products .cat-account__grid {
  display: grid;
  gap: 34px;
}

.page-products .cat-account__figure {
  margin: 0;
}

.page-products .cat-account__figure img {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
  border: var(--cat-hair);
  border-radius: var(--radius);
}

.page-products .cat-account__text h2 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 5.4vw, 42px);
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.page-products .cat-account__list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: var(--cat-hair);
}

.page-products .cat-account__list li {
  padding: 18px 0;
  border-bottom: var(--cat-hair);
}

.page-products .cat-account__list h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--fs-16);
  color: var(--neon);
}

.page-products .cat-account__list p {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
}

.page-products .cat-account__links {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

/* ---------- 结尾引导 ---------- */
.page-products .cat-next {
  padding: 44px 0 64px;
  background: var(--ink-2);
}

.page-products .cat-next__title {
  margin: 0 0 22px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(20px, 4vw, 28px);
  letter-spacing: -0.01em;
}

.page-products .cat-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 焦点可见 ---------- */
.page-products a:focus-visible,
.page-products summary:focus-visible,
.page-products button:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

/* ---------- 窄屏保护 ---------- */
.page-products img {
  max-width: 100%;
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-products .cat-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-products .cat-ability__row {
    grid-template-columns: 88px 232px minmax(0, 1fr) 26px;
    grid-template-areas: "num name scene sign";
    align-items: baseline;
    gap: 4px 20px;
    padding: 22px 0;
  }

  .page-products .cat-ability__num {
    font-size: 34px;
  }

  .page-products .cat-ability__body {
    padding-left: 108px;
  }

  .page-products .cat-ability:hover .cat-ability__num,
  .page-products .cat-ability:hover .cat-ability__name {
    color: var(--neon);
  }

  .page-products .cat-device__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 56px;
    align-items: start;
  }

  .page-products .cat-rounds__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 56px;
    align-items: center;
  }

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

  .page-products .cat-account__grid {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .cat-ability,
  .page-products .cat-ability__num,
  .page-products .cat-ability__name,
  .page-products .cat-ability__sign::before,
  .page-products .cat-ability__sign::after,
  .page-products .tabs__btn {
    transition: none;
  }
}