.page-products {
  --pp-line: rgba(156, 247, 231, .18);
  --pp-glow: radial-gradient(120% 90% at 12% 0%, rgba(57, 240, 208, .10), transparent 62%);
}

/* ---------- 首屏 ---------- */
.page-products .hero {
  display: grid;
  gap: 28px;
  padding-top: 28px;
  padding-bottom: 12px;
  background-image: var(--pp-glow);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

.page-products .hero-copy {
  min-width: 0;
}

.page-products .hero-copy .crumbs {
  margin-bottom: 18px;
}

.page-products .hero-copy .index-tag {
  display: inline-block;
  margin-bottom: 14px;
}

.page-products .hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(30px, 7.6vw, 56px);
  line-height: 1.12;
  letter-spacing: .01em;
  margin: 0 0 18px;
  color: var(--paper);
  text-wrap: balance;
}

.page-products .hero-copy .lede {
  max-width: 60ch;
  color: rgba(242, 233, 216, .78);
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 30px 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--line-soft);
}

.page-products .hero-facts > div {
  min-width: 0;
}

.page-products .hero-facts dt {
  font-size: 11px;
  letter-spacing: .1em;
  color: rgba(242, 233, 216, .55);
  margin-bottom: 6px;
}

.page-products .hero-facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 5vw, 28px);
  line-height: 1.1;
  color: var(--cyan);
}

.page-products .hero-facts dd small {
  font-size: .5em;
  margin-left: 2px;
  color: rgba(57, 240, 208, .7);
}

.page-products .hero-media img,
.page-products .device-media img,
.page-products .round-media img,
.page-products .reg-media img,
.page-products .split__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 通用区块 ---------- */
.page-products .section {
  padding-top: 52px;
  padding-bottom: 8px;
}

.page-products .section-head p {
  max-width: 66ch;
  color: rgba(242, 233, 216, .74);
}

/* ---------- 入口总览 ---------- */
.page-products .device-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .device-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 18px;
  min-width: 0;
}

.page-products .device-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-products .device-card h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.35;
  color: var(--paper);
}

.page-products .device-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 233, 216, .72);
}

.page-products .device-card__meta {
  margin-top: auto;
  padding-top: 8px;
}

.page-products .device-media {
  margin: 28px 0 0;
}

/* ---------- 比分切换工作台 ---------- */
.page-products .workbench {
  margin-top: 28px;
  min-width: 0;
}

.page-products .workbench .tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pp-line);
}

.page-products .workbench .tab {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--pp-line);
  background: rgba(18, 51, 43, .7);
  color: rgba(242, 233, 216, .74);
  cursor: pointer;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-products .workbench .tab:hover {
  border-color: var(--line-strong);
  color: var(--cyan-soft);
}

.page-products .workbench .tab[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #06201A;
  font-weight: 600;
}

.page-products .workbench .tab:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-products .workbench [data-tab-panel] {
  margin-top: 22px;
}

.page-products .lane {
  min-width: 0;
}

.page-products .lane__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.page-products .lane__badge {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  padding: 4px 10px;
  border-radius: 4px;
  background: rgba(255, 90, 42, .16);
  border: 1px solid rgba(255, 90, 42, .5);
  color: var(--flame);
}

.page-products .lane h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.35;
  color: var(--paper);
}

.page-products .lane p {
  margin: 0 0 16px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 233, 216, .76);
}

.page-products .lane__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border-top: 1px dashed var(--line-soft);
}

.page-products .lane__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 14px;
}

.page-products .lane__list span {
  color: rgba(242, 233, 216, .6);
}

.page-products .lane__list strong {
  font-weight: 500;
  color: var(--cyan-soft);
}

.page-products .lane__list .data-num {
  font-size: 15px;
  color: var(--cyan);
}

/* ---------- 数据流示意 ---------- */
.page-products .flow-band {
  margin-top: 26px;
  padding: 20px 18px 16px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(18, 51, 43, .55), rgba(11, 31, 26, .3));
}

.page-products .flow {
  display: block;
  width: 100%;
  height: auto;
  color: var(--moss);
}

.page-products .flow__lines path {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-dasharray: 6 6;
}

.page-products .flow__node circle {
  fill: var(--cyan);
}

.page-products .flow__node circle:first-child {
  fill: var(--amber);
}

.page-products .flow__label text {
  fill: rgba(242, 233, 216, .62);
  font-family: var(--font-body);
  font-size: 13px;
}

.page-products .flow-band__note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(242, 233, 216, .6);
}

/* ---------- 分栏区（苹果设备等） ---------- */
.page-products .split {
  display: grid;
  gap: 26px;
}

.page-products .split__copy {
  min-width: 0;
}

.page-products .split__aside {
  margin: 20px 0 0;
  padding: 14px 16px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 233, 216, .7);
  border-left: 3px solid var(--flame);
  background: rgba(255, 90, 42, .06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-products .split__media {
  margin: 0;
}

.page-products .step-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: pp-step;
}

.page-products .step-list li {
  position: relative;
  padding: 14px 16px 14px 54px;
  border: 1px solid var(--pp-line);
  border-radius: 12px;
  background: linear-gradient(90deg, rgba(57, 240, 208, .08), rgba(18, 51, 43, .2) 62%);
  font-size: 14px;
  line-height: 1.72;
  color: rgba(242, 233, 216, .78);
}

.page-products .step-list li::before {
  counter-increment: pp-step;
  content: counter(pp-step, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}

/* ---------- 家庭观赛轮次 ---------- */
.page-products .round-scroller {
  display: flex;
  gap: 14px;
  margin-top: 26px;
  padding: 4px 4px 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .round-scroller:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 4px;
  border-radius: var(--radius);
}

.page-products .round-card {
  flex: 0 0 80%;
  min-width: 230px;
  scroll-snap-align: start;
  padding: 20px 18px 18px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(18, 51, 43, .92), rgba(11, 31, 26, .92));
  box-shadow: var(--shadow-panel);
}

.page-products .round-card__slot {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  border-radius: 4px;
  background: rgba(255, 179, 71, .14);
  border: 1px solid rgba(255, 179, 71, .45);
  color: var(--amber);
}

.page-products .round-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--paper);
}

.page-products .round-card p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 233, 216, .72);
}

.page-products .round-card__meta {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line-soft);
  font-size: 12.5px;
  color: var(--cyan-soft) !important;
}

.page-products .round-media {
  margin: 26px 0 0;
}

/* ---------- 注册步骤 ---------- */
.page-products .reg-steps {
  display: grid;
  gap: 10px;
  margin-top: 26px;
}

.page-products .reg-step {
  border: 1px solid var(--pp-line);
  border-radius: 12px;
  background: rgba(18, 51, 43, .72);
  overflow: hidden;
}

.page-products .reg-step[open] {
  border-color: var(--line-strong);
}

.page-products .reg-step summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
  list-style: none;
}

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

.page-products .reg-step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

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

.page-products .reg-step summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -2px;
}

.page-products .reg-step__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--amber);
}

.page-products .reg-step__body {
  padding: 0 18px 18px 49px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 233, 216, .74);
}

.page-products .reg-step__body p {
  margin: 0;
}

.page-products .reg-media {
  margin: 26px 0 0;
}

/* ---------- 版本与支持 ---------- */
.page-products .version-board {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-products .version-card {
  padding: 22px 20px;
  min-width: 0;
}

.page-products .version-card--now {
  background: linear-gradient(160deg, rgba(57, 240, 208, .12), rgba(18, 51, 43, .9) 58%);
  border-color: var(--line-strong);
}

.page-products .version-card h3 {
  margin: 14px 0 10px;
  font-size: 20px;
  line-height: 1.35;
  color: var(--paper);
}

.page-products .version-card p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 233, 216, .74);
}

.page-products .version-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .version-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(242, 233, 216, .8);
}

.page-products .version-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-products .version-card:not(.version-card--now) .version-card__list li::before {
  background: var(--flame);
}

.page-products .cta-band {
  display: grid;
  gap: 16px;
  margin-top: 30px;
  padding: 24px 20px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(255, 90, 42, .12), rgba(18, 51, 43, .8) 55%);
}

.page-products .cta-band__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(242, 233, 216, .82);
}

.page-products .cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

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

  .page-products .round-card {
    flex-basis: 45%;
  }

  .page-products .cta-band {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-products .cta-band__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-products .split {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: start;
    gap: 46px;
  }

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

@media (min-width: 980px) {
  .page-products .hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    align-items: center;
    gap: 46px;
    padding-top: 44px;
  }

  .page-products .section {
    padding-top: 78px;
  }

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

  .page-products .device-grid > :nth-child(2),
  .page-products .device-grid > :nth-child(4) {
    margin-top: 26px;
  }

  .page-products .round-card {
    flex-basis: 340px;
  }

  .page-products .flow-band {
    padding: 24px 26px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .workbench .tab,
  .page-products .round-scroller {
    transition: none;
    scroll-behavior: auto;
  }
}