.page-products {
  display: block;
  counter-reset: pp-flow;
}

/* ---------- 页头 ---------- */
.page-products .pp-head {
  margin-top: clamp(12px, 2vw, 22px);
  border-top: 2px solid var(--ao-red);
  padding-block: clamp(18px, 2.8vw, 32px) clamp(8px, 1.6vw, 16px);
}

.page-products .pp-head__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--ao-700);
}

.page-products .pp-fact {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--ao-muted);
}

.page-products .pp-fact .num {
  font-size: 16px;
  color: var(--ao-ink);
}

/* ---------- 区块与网格 ---------- */
.page-products .section {
  padding-block: clamp(30px, 4.6vw, 62px);
}

.page-products .pp-grid {
  display: grid;
  gap: clamp(18px, 2.4vw, 32px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .tabs {
  display: grid;
  gap: 14px;
}

/* ---------- 安装步骤 ---------- */
.page-products .pp-steps__list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .pp-step {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  padding: 12px 14px;
  border: 1px solid var(--ao-700);
  border-radius: var(--radius);
  background: var(--ao-800);
  color: var(--ao-muted);
  font: inherit;
  cursor: pointer;
  transition: border-color .18s ease, color .18s ease, background .18s ease;
}

.page-products .pp-step:hover {
  border-color: var(--ao-red-hi);
}

.page-products .pp-step[aria-selected="true"] {
  color: var(--ao-ink);
  border-color: var(--ao-red);
  background:
    linear-gradient(90deg, rgba(200, 16, 46, .26), rgba(200, 16, 46, 0) 72%),
    var(--ao-800);
  box-shadow: inset 3px 0 0 var(--ao-red);
}

.page-products .pp-step__num {
  font-size: 22px;
  line-height: 1;
  color: var(--ao-muted);
}

.page-products .pp-step[aria-selected="true"] .pp-step__num {
  color: var(--ao-red-hi);
}

.page-products .pp-step__label {
  font-size: 15px;
  letter-spacing: .04em;
}

.page-products .pp-steppanel {
  padding: clamp(16px, 2.2vw, 24px);
  border: 1px solid var(--ao-700);
  border-radius: var(--radius);
  background: var(--ao-800);
}

.page-products .pp-steppanel h3 {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.5;
  color: var(--ao-ink);
}

.page-products .pp-steppanel p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ao-ink);
}

.page-products .pp-steppanel a {
  color: var(--ao-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-list {
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}

.page-products .pp-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ao-muted);
}

.page-products .pp-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .72em;
  width: 6px;
  height: 6px;
  background: var(--ao-cyan);
}

.page-products .pp-check {
  margin: 12px 0 0;
  padding-left: 10px;
  border-left: 2px solid var(--ao-amber);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ao-amber);
}

/* ---------- 媒体框 ---------- */
.page-products .media-frame {
  margin: 0;
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-frame__cap {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--ao-muted);
}

.page-products .pp-shot {
  align-self: start;
}

/* ---------- 赛程网格 ---------- */
.page-products .sched-filters .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .sched-filters .tabs__tab {
  padding: 7px 16px;
  border: 1px solid var(--ao-700);
  border-radius: 999px;
  background: transparent;
  color: var(--ao-muted);
  font: inherit;
  font-size: 13px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}

.page-products .sched-filters .tabs__tab:hover {
  color: var(--ao-ink);
  border-color: var(--ao-red-hi);
}

.page-products .sched-filters .tabs__tab[aria-selected="true"] {
  color: var(--ao-ink);
  border-color: var(--ao-red);
  background: rgba(200, 16, 46, .22);
}

.page-products .sched-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(156px, 1fr));
  gap: 1px;
  background: var(--ao-700);
  border: 1px solid var(--ao-700);
}

.page-products .sched-cell {
  display: grid;
  gap: 4px;
  align-content: start;
  padding: 12px 12px 14px;
  background: var(--ao-800);
  min-width: 0;
}

.page-products .sched-cell__slot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 0;
}

.page-products .sched-cell__time {
  font-size: 16px;
  color: var(--ao-ink);
}

.page-products .sched-cell .tag {
  font-size: 11px;
}

.page-products .sched-cell__title {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ao-ink);
}

.page-products .sched-cell__meta {
  margin: 0;
  font-size: 12.5px;
  color: var(--ao-muted);
}

.page-products .pp-sched__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .pp-note {
  padding: clamp(14px, 2vw, 20px);
}

.page-products .pp-note h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--ao-ink);
}

.page-products .pp-note p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ao-muted);
}

.page-products .pp-note__foot {
  padding-top: 10px;
  border-top: 1px solid var(--ao-700);
  color: var(--ao-ink) !important;
}

/* ---------- 约球流程 ---------- */
.page-products .flow-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .flow-node {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 6px 14px;
  padding: 14px 16px;
  border: 1px solid var(--ao-700);
  border-radius: var(--radius);
  background: var(--ao-800);
}

.page-products .flow-node__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-size: 28px;
  line-height: 1.1;
  color: var(--ao-red-hi);
}

.page-products .flow-node h3 {
  grid-column: 2;
  margin: 0;
  font-size: 16px;
  line-height: 1.55;
  color: var(--ao-ink);
}

.page-products .flow-node p {
  grid-column: 2;
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ao-muted);
}

.page-products .pp-night {
  align-self: start;
}

/* ---------- 收藏时间轴 ---------- */
.page-products .pp-fav {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  position: relative;
  display: grid;
  gap: 12px;
}

.page-products .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--ao-red), var(--ao-cyan) 60%, transparent);
}

.page-products .timeline__item {
  position: relative;
  padding: 12px 14px;
  border: 1px solid var(--ao-700);
  border-radius: var(--radius);
  background: var(--ao-800);
}

.page-products .timeline__item::before {
  content: "";
  position: absolute;
  left: -21px;
  top: 18px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ao-950);
  border: 2px solid var(--ao-cyan);
}

.page-products .timeline__when {
  margin: 0 0 4px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--ao-green);
}

.page-products .timeline__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ao-ink);
}

.page-products .timeline__text a {
  color: var(--ao-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-fav__foot {
  margin: 0;
  padding: 12px 14px;
  border-left: 2px solid var(--ao-red);
  background: var(--ao-900);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ao-muted);
}

/* ---------- 版本日志 ---------- */
.page-products .release {
  position: relative;
  border: 1px solid var(--ao-700);
  background: var(--ao-900);
}

.page-products .release__tex {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .14;
  pointer-events: none;
}

.page-products .release > *:not(.release__tex) {
  position: relative;
}

.page-products .release__group {
  border-bottom: 1px solid var(--ao-700);
}

.page-products .release__summary {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .release__summary::after {
  content: "展开";
  margin-left: auto;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ao-muted);
}

.page-products .release__group[open] .release__summary::after {
  content: "收起";
  color: var(--ao-cyan);
}

.page-products .release__ver {
  font-size: 19px;
  color: var(--ao-ink);
}

.page-products .release__name {
  font-size: 14px;
  color: var(--ao-ink);
}

.page-products .release__count {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--ao-muted);
}

.page-products .rel-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .rel-table th,
.page-products .rel-table td {
  position: relative;
  text-align: left;
  padding: 10px 16px;
  border-top: 1px solid var(--ao-700);
  vertical-align: top;
  line-height: 1.7;
}

.page-products .rel-table thead th {
  border-top: none;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ao-muted);
  font-weight: 600;
}

.page-products .rel-table td {
  color: var(--ao-muted);
}

.page-products .rel-table tbody tr:nth-child(odd) {
  background: rgba(255, 255, 255, .025);
}

.page-products .rel-code {
  font-size: 14px;
  color: var(--ao-ink);
  white-space: nowrap;
}

.page-products .release__rc {
  padding: 14px 0 4px;
}

.page-products .release__h3 {
  margin: 0;
  padding: 6px 16px 12px;
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--ao-amber);
}

.page-products .rel-table tbody tr.rel-row--rc {
  background: rgba(245, 165, 36, .12);
  box-shadow: inset 3px 0 0 var(--ao-amber);
}

.page-products .rel-change {
  overflow: visible;
}

.page-products .rel-hint {
  border-bottom: 1px dashed var(--ao-amber);
  cursor: help;
  color: var(--ao-ink);
}

.page-products .rel-tip {
  position: absolute;
  left: 16px;
  top: calc(100% + 6px);
  z-index: 6;
  width: min(320px, 78vw);
  padding: 10px 12px;
  border: 1px solid var(--ao-glass-line);
  border-radius: var(--radius);
  background: var(--ao-950);
  color: var(--ao-ink);
  font-size: 12.5px;
  line-height: 1.68;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
  pointer-events: none;
}

.page-products .rel-hint:hover + .rel-tip,
.page-products .rel-hint:focus-visible + .rel-tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 设备与性能 ---------- */
.page-products .spec-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--ao-700);
  border: 1px solid var(--ao-700);
}

.page-products .spec {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 12px 14px;
  background: var(--ao-800);
}

.page-products .spec dt {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--ao-muted);
}

.page-products .spec dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ao-ink);
}

.page-products .pp-perf h3 {
  margin: 0 0 16px;
  font-size: 17px;
  color: var(--ao-ink);
}

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

.page-products .perf {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px 12px;
}

.page-products .perf__label {
  font-size: 13.5px;
  color: var(--ao-ink);
}

.page-products .perf__val {
  font-size: 15px;
  color: var(--ao-green);
}

.page-products .perf__bar {
  grid-column: 1 / -1;
  height: 6px;
  background: var(--ao-800);
  border: 1px solid var(--ao-700);
  overflow: hidden;
}

.page-products .perf__bar i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--ao-cyan), var(--ao-green));
}

.page-products .perf__fill--a { width: 27%; }
.page-products .perf__fill--b { width: 40%; }
.page-products .perf__fill--c { width: 100%; }
.page-products .perf__fill--d { width: 20%; }

.page-products .pp-perf__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ao-muted);
}

/* ---------- 收尾 ---------- */
.page-products .pp-tail {
  padding-bottom: clamp(40px, 6vw, 76px);
}

.page-products .pp-tail__plate {
  padding: clamp(20px, 3vw, 34px);
}

.page-products .pp-tail__plate h2 {
  margin: 0 0 10px;
  font-size: clamp(20px, 2.4vw, 26px);
  color: var(--ao-ink);
}

.page-products .pp-tail__plate p {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ao-muted);
}

.page-products .pp-tail__plate a:not(.btn) {
  color: var(--ao-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .spec {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 12px;
  }

  .page-products .timeline__item:nth-child(even) {
    margin-left: 16px;
    width: calc(100% - 16px);
  }
}

@media (min-width: 900px) {
  .page-products .pp-grid--6-6 {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-products .pp-grid--8-4 {
    grid-template-columns: minmax(0, 1.9fr) minmax(0, 1fr);
  }

  .page-products .pp-grid--7-5 {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }

  .page-products .pp-grid--5-7 {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  }

  .page-products .pp-steps__list {
    flex-direction: row;
  }

  .page-products .pp-step {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    flex: 1;
  }

  .page-products .pp-sched__aside {
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-step,
  .page-products .sched-filters .tabs__tab,
  .page-products .rel-tip {
    transition: none;
  }
}