.page-products {
  --prod-cut: 14px;
  --prod-pad: clamp(1rem, 2.4vw, 1.8rem);
  --prod-sec-gap: clamp(2.6rem, 7vw, 5.5rem);
  --prod-text: clamp(0.95rem, 1.5vw, 1.05rem);
  display: block;
}

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

.page-products .prod-crumbs {
  padding-top: clamp(0.9rem, 2.4vw, 1.5rem);
  font-size: 13px;
  letter-spacing: 0.06em;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  padding: clamp(1.2rem, 3.5vw, 2.4rem) 0 clamp(2.2rem, 6vw, 4rem);
}

.page-products .prod-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.4rem, 4vw, 2.8rem);
}

.page-products .prod-hero__eyebrow,
.page-products .prod-sec__kicker {
  margin: 0 0 0.55rem;
  color: var(--mist);
}

.page-products .prod-hero__title {
  margin: 0 0 1rem;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(2.05rem, 6.6vw, 4.4rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--white);
}

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

.page-products .prod-hero__intro {
  margin: 0;
  max-width: 42ch;
  color: var(--mist);
  font-size: var(--prod-text);
  line-height: 1.8;
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
}

.page-products .prod-hero__facts {
  display: grid;
  gap: 0.9rem;
  padding: var(--prod-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(var(--prod-cut) 0, 100% 0, 100% calc(100% - var(--prod-cut)), calc(100% - var(--prod-cut)) 100%, 0 100%, 0 var(--prod-cut));
}

.page-products .prod-fact {
  display: grid;
  grid-template-columns: 3.6rem minmax(0, 1fr);
  gap: 0.85rem;
  align-items: baseline;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
}

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

.page-products .prod-fact__num {
  font-family: var(--mono);
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .prod-fact__label {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 通用章节 ---------- */
.page-products .prod-sec {
  padding: clamp(2.2rem, 6vw, 4.2rem) 0;
}

.page-products .prod-sec--alt {
  background-image: linear-gradient(180deg, rgba(19, 19, 36, 0.9), rgba(8, 7, 15, 0));
}

.page-products .prod-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(0.8rem, 2vw, 1.6rem);
  align-items: start;
  margin-bottom: clamp(1.3rem, 3vw, 2.2rem);
  padding-bottom: clamp(0.85rem, 2vw, 1.25rem);
  border-bottom: 1px solid var(--line);
}

.page-products .prod-sec__num {
  font-family: var(--mono);
  font-size: clamp(1.7rem, 5vw, 3.2rem);
  line-height: 0.9;
  color: var(--violet);
  font-variant-numeric: tabular-nums;
}

.page-products .prod-sec__title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(1.4rem, 3.8vw, 2.5rem);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-products .prod-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.2rem, 3vw, 2.4rem);
  align-items: start;
}

.page-products .prod-split__copy p {
  margin: 0 0 1rem;
  color: var(--mist);
  font-size: var(--prod-text);
  line-height: 1.8;
}

.page-products .prod-split__copy p:last-of-type {
  margin-bottom: 0;
}

/* ---------- 图 ---------- */
.page-products .prod-figure {
  margin: 0;
}

.page-products .prod-figure img {
  display: block;
  width: 100%;
  object-fit: cover;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(var(--prod-cut) 0, 100% 0, 100% calc(100% - var(--prod-cut)), calc(100% - var(--prod-cut)) 100%, 0 100%, 0 var(--prod-cut));
}

.page-products .prod-figure figcaption {
  margin-top: 0.65rem;
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.03em;
  color: var(--mist);
}

.page-products .prod-figure--band {
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
}

/* ---------- 要点列表 ---------- */
.page-products .prod-ticks {
  list-style: none;
  margin: 0.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-products .prod-ticks li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.7;
}

.page-products .prod-ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.68rem;
  height: 2px;
  background: var(--cyan);
  transform: rotate(-28deg);
  transform-origin: left center;
}

/* ---------- 可展开说明 ---------- */
.page-products .prod-fold {
  margin-top: 1.2rem;
  padding: 0.9rem 1.1rem;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(var(--prod-cut) 0, 100% 0, 100% calc(100% - var(--prod-cut)), calc(100% - var(--prod-cut)) 100%, 0 100%, 0 var(--prod-cut));
}

.page-products .prod-fold summary {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

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

.page-products .prod-fold summary::before {
  content: "";
  width: 0;
  height: 0;
  border-left: 6px solid currentColor;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  transition: transform 0.22s var(--ease);
}

.page-products .prod-fold[open] summary::before {
  transform: rotate(90deg);
}

.page-products .prod-fold summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 赛区演示 ---------- */
.page-products .prod-demo {
  margin-top: clamp(1.5rem, 4vw, 2.8rem);
  padding: var(--prod-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(var(--prod-cut) 0, 100% 0, 100% calc(100% - var(--prod-cut)), calc(100% - var(--prod-cut)) 100%, 0 100%, 0 var(--prod-cut));
}

.page-products .prod-demo__label {
  margin: 0;
  color: var(--mist);
}

.page-products .prod-demo__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.85rem 0 1.2rem;
}

.page-products .prod-pill {
  appearance: none;
  padding: 0.5rem 1.05rem;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line-strong);
  cursor: pointer;
  transition: background-color 0.22s var(--ease), color 0.22s var(--ease), border-color 0.22s var(--ease);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

.page-products .prod-pill:hover {
  border-color: var(--cyan);
  color: var(--white);
}

.page-products .prod-pill.is-active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-products .prod-pill:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .prod-demo__stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.85rem;
}

.page-products .prod-demo__card {
  padding: 1rem 1.1rem;
  background: rgba(238, 242, 255, 0.03);
  border: 1px solid var(--line);
}

.page-products .prod-demo__card h3 {
  margin: 0 0 0.5rem;
  font-family: var(--mono);
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--white);
}

.page-products .prod-demo__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 对阵结构 ---------- */
.page-products .prod-bracket {
  margin-top: clamp(1.4rem, 3.5vw, 2.4rem);
  padding: var(--prod-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(var(--prod-cut) 0, 100% 0, 100% calc(100% - var(--prod-cut)), calc(100% - var(--prod-cut)) 100%, 0 100%, 0 var(--prod-cut));
}

.page-products .prod-bracket__lane {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.55rem;
  padding: 0.9rem 0;
  border-top: 1px solid var(--line);
}

.page-products .prod-bracket__lane:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .prod-bracket__lane:last-child {
  padding-bottom: 0;
}

.page-products .prod-bracket__lane-label {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-products .prod-bracket__slots {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-products .prod-slot {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--white);
  background: rgba(122, 60, 255, 0.12);
  border: 1px solid var(--line-strong);
}

.page-products .prod-slot--live {
  color: var(--lava);
  background: rgba(255, 106, 43, 0.1);
  border-color: var(--lava);
  animation: prod-pulse 2.4s ease-in-out infinite;
}

@keyframes prod-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 106, 43, 0.38); }
  50% { box-shadow: 0 0 0 7px rgba(255, 106, 43, 0); }
}

/* ---------- 提醒横带 ---------- */
.page-products .prod-alert-band {
  margin: var(--prod-sec-gap) 0;
  padding: clamp(2rem, 6vw, 4rem) 0;
  background-color: var(--panel);
  background-image: linear-gradient(115deg, rgba(122, 60, 255, 0.3), rgba(34, 211, 255, 0.1) 52%, transparent 84%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .prod-alert-band__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.3rem, 3.5vw, 2.4rem);
  align-items: center;
}

.page-products .prod-alert-band__lede {
  margin: 0;
  max-width: 46ch;
  color: var(--mist);
  font-size: var(--prod-text);
  line-height: 1.8;
}

.page-products .prod-alerts {
  display: grid;
  gap: 0.6rem;
  margin-top: 1.2rem;
}

.page-products .prod-alert {
  display: grid;
  gap: 0.15rem;
  padding: 0.75rem 0.95rem;
  background: rgba(8, 7, 15, 0.55);
  border-left: 2px solid var(--violet);
}

.page-products .prod-alert__name {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--white);
}

.page-products .prod-alert__desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 关注与同步 ---------- */
.page-products .prod-feature-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.page-products .prod-feat {
  padding: var(--prod-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-products .prod-feat:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-products .prod-feat__num {
  display: block;
  margin-bottom: 0.55rem;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-products .prod-feat h3 {
  margin: 0 0 0.55rem;
  font-family: var(--serif);
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
  line-height: 1.3;
  color: var(--white);
}

.page-products .prod-feat p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 版本时间带 ---------- */
.page-products .prod-timeline {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.2rem;
}

.page-products .prod-node {
  position: relative;
  padding-left: 1.4rem;
  padding-bottom: 1.3rem;
  border-left: 1px solid var(--line-strong);
}

.page-products .prod-node:last-child {
  padding-bottom: 0;
}

.page-products .prod-node::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 0.35rem;
  width: 3px;
  height: 1.2rem;
  background: var(--violet);
}

.page-products .prod-node__ver {
  display: block;
  font-family: var(--mono);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  line-height: 1;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-products .prod-node__label {
  margin: 0.4rem 0 0.5rem;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .prod-node p:last-child {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 平台 ---------- */
.page-products .prod-platforms {
  list-style: none;
  margin: clamp(1.5rem, 3.5vw, 2.2rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.page-products .prod-platforms li {
  padding: 0.9rem 1rem;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--white);
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

/* ---------- 场景卡 ---------- */
.page-products .prod-scenes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.page-products .prod-scene {
  padding: var(--prod-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(var(--prod-cut) 0, 100% 0, 100% calc(100% - var(--prod-cut)), calc(100% - var(--prod-cut)) 100%, 0 100%, 0 var(--prod-cut));
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-products .prod-scene:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-products .prod-scene__tag {
  display: block;
  margin-bottom: 0.6rem;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lava);
}

.page-products .prod-scene h3 {
  margin: 0 0 0.6rem;
  font-family: var(--serif);
  font-size: clamp(1.1rem, 2.4vw, 1.45rem);
  line-height: 1.28;
  color: var(--white);
}

.page-products .prod-scene > p {
  margin: 0 0 0.9rem;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .prod-scene__steps {
  list-style: none;
  margin: 0;
  padding: 0.85rem 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.45rem;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--white);
}

/* ---------- 后续入口 ---------- */
.page-products .prod-next {
  padding-top: clamp(1.6rem, 4vw, 2.6rem);
  border-top: 1px solid var(--line);
}

.page-products .prod-next__title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(1.3rem, 3.2vw, 2rem);
  line-height: 1.2;
  color: var(--white);
}

.page-products .prod-next__links {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.6rem;
}

.page-products .prod-next__links a {
  display: block;
  padding: 0.85rem 1.1rem;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--white);
  text-decoration: none;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .prod-next__links a:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.page-products .prod-next__links a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 880px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: end;
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-products .prod-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
    gap: clamp(1.8rem, 4vw, 3.2rem);
  }

  .page-products .prod-split--reverse {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr);
  }

  .page-products .prod-split--reverse .prod-split__copy {
    order: 2;
  }

  .page-products .prod-split--reverse .prod-split__media {
    order: 1;
  }

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

  .page-products .prod-feature-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.2rem;
  }

  .page-products .prod-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-products .prod-node {
    padding-left: 0;
    padding-top: 1.4rem;
    padding-bottom: 0;
    border-left: 0;
    border-top: 1px solid var(--line-strong);
  }

  .page-products .prod-node::before {
    left: 0;
    top: -1px;
    width: 2.6rem;
    height: 3px;
  }

  .page-products .prod-bracket__lane {
    grid-template-columns: 9rem minmax(0, 1fr);
    align-items: center;
    gap: 1rem;
  }

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

@media (min-width: 980px) {
  .page-products .prod-alert-band__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

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

  .page-products .prod-scenes {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 0.9rem;
    align-items: start;
  }

  .page-products .prod-scene:nth-child(1) {
    grid-column: 1 / span 5;
  }

  .page-products .prod-scene:nth-child(2) {
    grid-column: 6 / span 4;
    margin-top: 2rem;
  }

  .page-products .prod-scene:nth-child(3) {
    grid-column: 10 / span 3;
    margin-top: 4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-slot--live {
    animation: none;
  }

  .page-products .prod-feat:hover,
  .page-products .prod-scene:hover,
  .page-products .prod-next__links a:hover {
    transform: none;
  }
}