.page-products {
  --dl-line: 1px solid var(--c-line-soft);
  --dl-panel: var(--c-panel);
  --dl-ease: cubic-bezier(.22, .61, .36, 1);
  color: var(--c-body);
  background: var(--c-ink);
}

.page-products .dl-crumb { padding-top: 18px; }

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  padding: 18px 0 44px;
  background:
    radial-gradient(700px 360px at 90% 6%, rgba(20, 224, 177, .14), transparent 62%),
    radial-gradient(560px 320px at 4% 98%, rgba(255, 106, 26, .16), transparent 66%);
}

.page-products .dl-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-line), transparent);
}

.page-products .dl-hero__grid {
  display: grid;
  gap: 26px;
}

.page-products .dl-hero__copy { min-width: 0; }

.page-products .dl-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border: var(--dl-line);
  border-radius: var(--radius);
  background: rgba(22, 25, 30, .72);
}

.page-products .dl-hero h1 {
  margin: 16px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 8vw, 52px);
  line-height: 1.1;
  letter-spacing: -.015em;
  color: var(--c-paper);
  text-shadow: 1px 1px 0 rgba(255, 106, 26, .45);
}

.page-products .dl-hero__lede {
  max-width: 44em;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-body);
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-products .dl-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: var(--dl-line);
}

.page-products .dl-facts__item { min-width: 0; }

.page-products .dl-facts__item dt {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-gray);
}

.page-products .dl-num {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 7vw, 38px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--c-orange);
  font-variant-numeric: tabular-nums;
}

.page-products .dl-num small {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--c-gray);
}

.page-products .dl-hero__media {
  margin: 0;
  padding: 8px;
  border: var(--dl-line);
  background: var(--dl-panel);
}

.page-products .dl-hero__media img,
.page-products .dl-devices__media img,
.page-products .dl-new__media img,
.page-products .dl-steps__media img,
.page-products .dl-versions__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .dl-hero__media .media-frame__cap,
.page-products .dl-new__media .media-frame__cap,
.page-products .dl-steps__media .media-frame__cap,
.page-products .dl-versions__media .media-frame__cap,
.page-products .dl-devices__media .media-frame__cap {
  margin: 10px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-gray);
  font-family: var(--font-mono);
}

/* ---------- 章节索引 ---------- */
.page-products .dl-index {
  padding: 14px 0 0;
}

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

.page-products .dl-index__list .section-index__link {
  display: inline-block;
  padding: 6px 12px;
  border: var(--dl-line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--c-gray);
  text-decoration: none;
  transition: color .18s var(--dl-ease), border-color .18s var(--dl-ease), background-color .18s var(--dl-ease);
}

.page-products .dl-index__list .section-index__link:hover,
.page-products .dl-index__list .section-index__link:focus-visible {
  color: var(--c-mint);
  border-color: var(--c-mint);
  background: rgba(20, 224, 177, .08);
}

/* ---------- 通用区块 ---------- */
.page-products .dl-block {
  padding: 46px 0;
  border-top: var(--dl-line);
}

.page-products .dl-head { max-width: 62ch; }

.page-products .dl-head h2 {
  margin: 10px 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 5.6vw, 36px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--c-paper);
}

.page-products .dl-head__lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-gray);
}

.page-products .dl-head__lede a {
  color: var(--c-mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 224, 177, .4);
}

.page-products .dl-head__lede a:hover { color: var(--c-orange); border-bottom-color: var(--c-orange); }

/* ---------- 新增能力 ---------- */
.page-products .dl-new__grid {
  margin-top: 26px;
  align-items: start;
}

.page-products .dl-new__card {
  margin-bottom: 16px;
  border: var(--dl-line);
  background: var(--dl-panel);
  border-radius: var(--radius);
  padding: 18px 16px 20px;
}

.page-products .dl-new__card.card--focus {
  border-color: rgba(255, 106, 26, .55);
  background:
    linear-gradient(150deg, rgba(255, 106, 26, .14), rgba(22, 25, 30, .96) 58%),
    var(--dl-panel);
}

.page-products .dl-new__card .card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  color: var(--c-paper);
}

.page-products .dl-new__card .card__meta {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-mint);
}

.page-products .dl-new__card .card__body p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-body);
}

.page-products .dl-mini {
  margin: 12px 0 0;
  padding: 0 0 0 2px;
  list-style: none;
}

.page-products .dl-mini li {
  position: relative;
  padding-left: 16px;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-gray);
}

.page-products .dl-mini li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-orange);
}

.page-products .dl-new__media {
  margin: 0 0 16px;
  padding: 8px;
  border: var(--dl-line);
  background: var(--dl-panel);
}

/* ---------- 设备 ---------- */
.page-products .dl-devices__grid {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.page-products .dl-device {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 16px 22px;
  border: var(--dl-line);
  background: var(--dl-panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: border-color .18s var(--dl-ease), transform .18s var(--dl-ease);
}

.page-products .dl-device:hover {
  border-color: rgba(20, 224, 177, .55);
  transform: translateY(-3px);
}

.page-products .dl-device__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 10px;
  border-bottom: var(--dl-line);
}

.page-products .dl-device__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  color: var(--c-paper);
}

.page-products .dl-device__req {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-mint);
}

.page-products .dl-device__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-body);
}

.page-products .dl-device__fit {
  margin: auto 0 0;
  padding-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--c-gray);
  border-top: 1px dashed var(--c-line);
}

.page-products .dl-devices__media {
  margin: 22px 0 0;
  padding: 8px;
  border: var(--dl-line);
  background: var(--dl-panel);
}

/* ---------- 三步上手 ---------- */
.page-products .dl-steps {
  background:
    radial-gradient(520px 300px at 82% 12%, rgba(14, 47, 44, .9), transparent 70%),
    var(--c-ink);
}

.page-products .dl-steps__grid {
  display: grid;
  gap: 28px;
}

.page-products .dl-steps__list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: dl-step;
}

.page-products .dl-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: var(--dl-line);
}

.page-products .dl-step__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(34px, 10vw, 46px);
  line-height: 1;
  letter-spacing: -.05em;
  color: var(--c-orange);
  font-variant-numeric: tabular-nums;
}

.page-products .dl-step__body { min-width: 0; }

.page-products .dl-step__title {
  margin: 4px 0 8px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.35;
  color: var(--c-paper);
}

.page-products .dl-step__body > p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-body);
}

.page-products .dl-step .disclosure {
  margin-top: 10px;
  border: var(--dl-line);
  border-radius: var(--radius);
  background: rgba(11, 12, 14, .6);
}

.page-products .dl-step .disclosure summary {
  padding: 9px 12px;
  cursor: pointer;
  font-size: 13px;
  color: var(--c-gray);
  list-style: none;
}

.page-products .dl-step .disclosure summary::-webkit-details-marker { display: none; }

.page-products .dl-step .disclosure summary::after {
  content: " ＋";
  font-family: var(--font-mono);
  color: var(--c-mint);
}

.page-products .dl-step .disclosure[open] summary::after { content: " －"; }

.page-products .dl-step .disclosure[open] {
  border-color: rgba(20, 224, 177, .5);
}

.page-products .dl-step .disclosure__panel {
  padding: 0 12px 12px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-body);
}

.page-products .dl-step .disclosure__panel p { margin: 0; }

.page-products .dl-steps__media {
  margin: 0;
  padding: 8px;
  border: var(--dl-line);
  background: var(--dl-panel);
}

/* ---------- 版本演进 ---------- */
.page-products .dl-versions__media {
  margin: 26px 0 0;
  padding: 8px;
  border: var(--dl-line);
  background: var(--dl-panel);
}

.page-products .dl-timeline {
  display: grid;
  gap: 16px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-timeline__item {
  position: relative;
  padding: 4px 0 4px 18px;
  border-left: 2px solid var(--c-line);
  transition: border-color .18s var(--dl-ease);
}

.page-products .dl-timeline__item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-line);
  transition: background-color .18s var(--dl-ease), box-shadow .18s var(--dl-ease);
}

.page-products .dl-timeline__item:hover,
.page-products .dl-timeline__item:focus-within {
  border-left-color: var(--c-mint);
}

.page-products .dl-timeline__item:hover::before,
.page-products .dl-timeline__item:focus-within::before {
  background: var(--c-mint);
  box-shadow: 0 0 0 4px rgba(20, 224, 177, .18);
}

.page-products .dl-timeline__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 24px;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--c-orange);
}

.page-products .dl-timeline__item:hover .dl-timeline__ver { color: var(--c-mint); }

.page-products .dl-timeline__time {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-gray);
}

.page-products .dl-timeline__text {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-body);
}

/* ---------- 答疑 ---------- */
.page-products .dl-help__grid {
  display: grid;
  gap: 24px;
}

.page-products .dl-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-products .dl-help__list {
  display: grid;
  gap: 10px;
}

.page-products .dl-help__list .disclosure {
  border: var(--dl-line);
  border-radius: var(--radius);
  background: var(--dl-panel);
  transition: border-color .18s var(--dl-ease), background-color .18s var(--dl-ease);
}

.page-products .dl-help__list .disclosure[open] {
  border-color: rgba(20, 224, 177, .5);
  background: rgba(14, 47, 44, .55);
}

.page-products .dl-help__list summary {
  padding: 14px 16px;
  cursor: pointer;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--c-paper);
  list-style: none;
}

.page-products .dl-help__list summary::-webkit-details-marker { display: none; }

.page-products .dl-help__list summary::after {
  content: " ＋";
  float: right;
  font-family: var(--font-mono);
  color: var(--c-mint);
}

.page-products .dl-help__list .disclosure[open] summary::after { content: " －"; }

.page-products .dl-help__list .disclosure__panel {
  padding: 0 16px 16px;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-body);
}

.page-products .dl-help__list .disclosure__panel p { margin: 0; }

/* ---------- 第一个比赛日 ---------- */
.page-products .dl-matchday {
  background:
    linear-gradient(180deg, rgba(22, 25, 30, .55), rgba(11, 12, 14, 0) 40%),
    var(--c-ink);
}

.page-products .dl-path {
  display: grid;
  gap: 0;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-path__item {
  position: relative;
  padding: 18px 0 18px 20px;
  border-top: var(--dl-line);
  border-left: 2px solid var(--c-line);
  transition: border-left-color .18s var(--dl-ease);
}

.page-products .dl-path__item:hover { border-left-color: var(--c-orange); }

.page-products .dl-path__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--c-mint);
}

.page-products .dl-path__item p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-body);
}

.page-products .dl-path__item a {
  color: var(--c-orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 26, .45);
}

.page-products .dl-path__item a:hover { color: var(--c-mint); border-bottom-color: var(--c-mint); }

.page-products .dl-matchday__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 26px;
  padding: 18px 16px;
  border: var(--dl-line);
  background: var(--dl-panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-products .dl-matchday__foot p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-body);
}

.page-products .dl-matchday__foot a:not(.btn) {
  color: var(--c-mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 224, 177, .45);
}

.page-products .dl-matchday__foot a:not(.btn):hover { color: var(--c-orange); border-bottom-color: var(--c-orange); }

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .dl-crumb { padding-top: 24px; }

  .page-products .dl-hero { padding: 26px 0 54px; }

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

  .page-products .dl-block { padding: 60px 0; }

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

  .page-products .dl-path { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 24px; }

  .page-products .dl-matchday__foot { padding: 20px 24px; justify-content: space-between; }
}

@media (min-width: 1024px) {
  .page-products .dl-hero { padding: 34px 0 66px; }

  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
    align-items: center;
    gap: 40px;
  }

  .page-products .dl-new__grid { row-gap: 0; }

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

  .page-products .dl-devices__grid .dl-device:nth-child(2) { transform: translateY(-18px); }

  .page-products .dl-devices__grid .dl-device:nth-child(3) { transform: translateY(10px); }

  .page-products .dl-steps__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
    gap: 44px;
  }

  .page-products .dl-help__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
    align-items: start;
    gap: 40px;
  }

  .page-products .dl-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 34px;
  }

  .page-products .dl-timeline__item {
    padding: 18px 16px 0 0;
    border-left: 0;
    border-top: 2px solid var(--c-line);
  }

  .page-products .dl-timeline__item::before {
    left: 0;
    top: -5px;
  }

  .page-products .dl-timeline__item:hover,
  .page-products .dl-timeline__item:focus-within {
    border-left-color: transparent;
    border-top-color: var(--c-mint);
  }

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

  .page-products .dl-path__item { padding-right: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-device,
  .page-products .dl-timeline__item,
  .page-products .dl-path__item,
  .page-products .dl-index__list .section-index__link {
    transition: none;
  }

  .page-products .dl-device:hover { transform: none; }

  .page-products .dl-devices__grid .dl-device:nth-child(2),
  .page-products .dl-devices__grid .dl-device:nth-child(3) { transform: none; }
}