/* ===== 应用中心 / page-products ===== */

.page-products {
  --pp-cut: 18px;
  --pp-cut-sm: 10px;
  --pp-line: rgba(30, 78, 102, .7);
  --pp-glow: rgba(22, 224, 200, .3);
  padding-bottom: clamp(48px, 8vw, 88px);
}

.page-products .apps-sec {
  padding: clamp(48px, 8vw, 88px) 0 0;
}

.page-products .apps-sec--last {
  padding-bottom: 0;
}

/* ---------- 首屏 ---------- */

.page-products .apps-hero {
  padding: clamp(24px, 4vw, 48px) 0 0;
}

.page-products .apps-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s1);
}

.page-products .apps-hero h1 {
  font-size: clamp(28px, 5.6vw, 54px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -.018em;
  margin: 12px 0 0;
  max-width: 24ch;
}

.page-products .apps-hero__lede {
  margin: var(--s1) 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
  max-width: 60ch;
}

.page-products .apps-hero__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
  max-width: 34ch;
}

/* ---------- 关键参数条 ---------- */

.page-products .spec-strip {
  list-style: none;
  margin: var(--s2) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--pp-line);
  border-top: 1px solid var(--pp-line);
  border-bottom: 1px solid var(--pp-line);
}

.page-products .spec-strip__item {
  background: var(--ink);
  padding: 18px 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .spec-strip__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-products .spec-strip__v {
  font-size: 15px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -.01em;
}

/* ---------- 锚点导航 ---------- */

.page-products .anchor-nav {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 14px 0;
  margin-top: var(--s1);
  background: linear-gradient(to bottom, var(--ink) 78%, rgba(4, 18, 31, 0));
  border-bottom: 1px solid var(--pp-line);
}

.page-products .anchor-nav::-webkit-scrollbar {
  display: none;
}

.page-products .anchor-nav__link {
  flex: 0 0 auto;
  padding: 8px 14px;
  font-size: 14px;
  line-height: 1;
  color: var(--muted);
  text-decoration: none;
  background: var(--ink-2);
  clip-path: var(--cut-chip);
  box-shadow: inset 0 0 0 1px var(--pp-line);
  transition: color .2s var(--ease), background .2s var(--ease);
}

.page-products .anchor-nav__link:hover,
.page-products .anchor-nav__link:focus-visible {
  color: var(--text);
  background: var(--panel);
}

.page-products .anchor-nav__link.is-active,
.page-products .anchor-nav__link[aria-current] {
  background: var(--cyan);
  color: var(--ink);
  box-shadow: none;
}

/* ---------- 章节标题 ---------- */

.page-products .sec-head {
  max-width: 58ch;
  margin-bottom: var(--s2);
}

.page-products .sec-head h2 {
  font-size: clamp(24px, 4.2vw, 38px);
  font-weight: 900;
  line-height: 1.26;
  letter-spacing: -.014em;
  margin: 12px 0 0;
}

.page-products .sec-head p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .feature-row__body h2 {
  font-size: clamp(24px, 4.2vw, 36px);
  font-weight: 900;
  line-height: 1.26;
  letter-spacing: -.014em;
  margin: 12px 0 0;
}

.page-products .feature-row__body > p {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
}

/* ---------- 设备对照矩阵 ---------- */

.page-products .device-matrix {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s1);
  position: relative;
}

.page-products .device-col {
  background: var(--ink-2);
  clip-path: var(--cut-panel);
  box-shadow: inset 0 0 0 1px var(--pp-line);
  padding: 22px 18px 26px;
}

.page-products .device-col__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.page-products .device-col__head h3 {
  font-size: 19px;
  font-weight: 800;
  line-height: 1.4;
  margin: 0;
  color: var(--text);
}

.page-products .device-col__badge {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 26px;
  padding: 0 10px;
  background: var(--cyan);
  color: var(--ink);
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .1em;
  clip-path: var(--cut-chip);
}

.page-products .device-col__badge--alt {
  background: var(--orange);
}

.page-products .device-col__foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--pp-line);
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .device-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  counter-reset: ds;
}

.page-products .device-steps li {
  position: relative;
  padding-left: 36px;
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

.page-products .device-steps li::before {
  counter-increment: ds;
  content: counter(ds, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-products .drawer-sketch {
  margin-top: 22px;
  padding: 16px 14px;
  background: var(--panel);
  clip-path: var(--cut-panel);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .drawer-sketch__bar {
  display: block;
  height: 8px;
  background: linear-gradient(90deg, var(--cyan), rgba(22, 224, 200, .12));
  clip-path: var(--cut-chip);
}

.page-products .drawer-sketch__bar--mid {
  width: 74%;
}

.page-products .drawer-sketch__bar--short {
  width: 46%;
  background: linear-gradient(90deg, var(--orange), rgba(255, 122, 41, .12));
}

/* ---------- 图文交替 ---------- */

.page-products .feature-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s1);
  align-items: start;
}

.page-products .feature-row__body {
  min-width: 0;
}

/* ---------- 勾选清单 ---------- */

.page-products .tick-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-products .tick-list li {
  position: relative;
  padding-left: 22px;
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-products .tick-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  transform: rotate(45deg);
  opacity: .85;
}

.page-products .fact-line {
  margin: 22px 0 0;
  padding: 14px 16px;
  background: rgba(13, 59, 79, .6);
  clip-path: var(--cut-chip);
  font-size: 14px;
  line-height: 1.72;
  color: var(--cyan-soft);
}

/* ---------- 折叠说明 ---------- */

.page-products .delay-tag,
.page-products .panel-detail {
  margin-top: 18px;
}

.page-products .delay-tag > summary,
.page-products .panel-detail > summary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 15px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  cursor: pointer;
  list-style: none;
  clip-path: var(--cut-chip);
  transition: background .2s var(--ease);
}

.page-products .delay-tag > summary::-webkit-details-marker,
.page-products .panel-detail > summary::-webkit-details-marker {
  display: none;
}

.page-products .delay-tag > summary {
  color: var(--orange);
  background: rgba(255, 122, 41, .12);
  box-shadow: inset 0 0 0 1px rgba(255, 122, 41, .35);
}

.page-products .delay-tag[open] > summary {
  background: rgba(255, 122, 41, .22);
}

.page-products .delay-tag__dot {
  width: 8px;
  height: 8px;
  background: var(--orange);
  transform: rotate(45deg);
}

.page-products .delay-tag > p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--muted);
  max-width: 52ch;
}

.page-products .panel-detail > summary {
  color: var(--cyan);
  background: rgba(22, 224, 200, .1);
  box-shadow: inset 0 0 0 1px var(--pp-glow);
}

.page-products .panel-detail[open] > summary {
  background: rgba(22, 224, 200, .2);
}

.page-products .panel-detail ul {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-products .panel-detail li {
  position: relative;
  padding-left: 20px;
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.74;
  color: var(--muted);
}

.page-products .panel-detail li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 回看步骤轨道 ---------- */

.page-products .step-track {
  list-style: none;
  margin: 0 0 var(--s2);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pp-line);
  clip-path: var(--cut-panel);
}

.page-products .step-track__item {
  background: var(--ink-2);
  padding: 22px 18px 24px;
}

.page-products .step-track__no {
  display: block;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 30px;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.page-products .step-track__item h3 {
  margin: 14px 0 0;
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
}

.page-products .step-track__item p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .cta-line {
  margin: var(--s2) 0 0;
}

/* ---------- 历史赛季 ---------- */

.page-products .season-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--s1);
}

.page-products .season-jump__link {
  padding: 9px 16px;
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
  color: var(--cyan);
  background: rgba(22, 224, 200, .08);
  clip-path: var(--cut-chip);
  box-shadow: inset 0 0 0 1px var(--pp-glow);
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-products .season-jump__link:hover,
.page-products .season-jump__link:focus-visible {
  background: var(--cyan);
  color: var(--ink);
}

.page-products .history-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s2);
}

.page-products .season-card {
  background: var(--ink-2);
  clip-path: var(--cut-panel);
  box-shadow: inset 0 0 0 1px var(--pp-line);
  padding: 20px 18px 22px;
  margin-bottom: 14px;
  scroll-margin-top: calc(var(--header-h) + 80px);
}

.page-products .season-card:last-child {
  margin-bottom: 0;
}

.page-products .season-card__tag {
  display: inline-block;
  padding: 5px 11px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink);
  background: var(--cyan);
  clip-path: var(--cut-chip);
}

.page-products .season-card h3 {
  margin: 14px 0 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-products .season-card p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--muted);
}

/* ---------- 版本时间刻度 ---------- */

.page-products .release-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-products .release-track__node {
  position: relative;
  margin-left: 5px;
  padding: 0 0 var(--s1) 26px;
  border-left: 1px solid var(--pp-line);
}

.page-products .release-track__node:last-child {
  padding-bottom: 0;
}

.page-products .release-track__node::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-products .release-track__year {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-products .release-track__node h3 {
  margin: 10px 0 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-products .release-track__node p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--muted);
  max-width: 46ch;
}

.page-products .release-track__note {
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  color: var(--cyan-soft) !important;
}

/* ---------- 系统适配图 ---------- */

.page-products .os-fit {
  margin-top: var(--s2);
  padding: 24px 18px;
  background: var(--ink-2);
  clip-path: var(--cut-panel);
  box-shadow: inset 0 0 0 1px var(--pp-line);
}

.page-products .os-map {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .os-map__label {
  font-family: var(--font-body);
  font-size: 15px;
  fill: var(--text);
}

.page-products .os-map__val {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  fill: var(--muted);
}

.page-products .os-map__bar {
  fill: rgba(22, 224, 200, .16);
}

.page-products .os-map__dot {
  fill: var(--cyan);
}

/* ---------- 下一步 ---------- */

.page-products .next-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .next-card {
  display: block;
  padding: 22px 18px 24px;
  text-decoration: none;
  color: inherit;
  background: var(--ink-2);
  clip-path: var(--cut-panel);
  box-shadow: inset 0 0 0 1px var(--pp-line);
  transition: box-shadow .25s var(--ease), transform .25s var(--ease);
}

.page-products .next-card:hover,
.page-products .next-card:focus-visible {
  box-shadow: inset 0 0 0 1px var(--cyan);
  transform: translateY(-3px);
}

.page-products .next-card__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-products .next-card h3 {
  margin: 12px 0 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
}

.page-products .next-card p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--muted);
}

/* ---------- 图片容器 ---------- */

.page-products .media {
  display: block;
  margin: 0;
  overflow: hidden;
  clip-path: var(--cut-panel);
  background: var(--panel);
}

.page-products .device-col .media {
  margin-bottom: 22px;
}

.page-products .feature-row__media .media {
  margin-bottom: 0;
}

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

.page-products .media__cap {
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  background: var(--ink-2);
}

.page-products .cta-line + .cta-line {
  margin-top: 16px;
}

/* ---------- 中屏 ---------- */

@media (min-width: 760px) {
  .page-products .step-track {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .spec-strip {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .next-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--s1);
  }
}

/* ---------- 桌面端 ---------- */

@media (min-width: 900px) {
  .page-products .apps-hero__grid {
    grid-template-columns: minmax(0, 1fr) 150px;
    gap: var(--s2);
    align-items: start;
  }

  .page-products .apps-hero__note {
    writing-mode: vertical-rl;
    justify-self: end;
    align-self: start;
    max-width: none;
    letter-spacing: .34em;
    border-left: 1px solid var(--pp-line);
    padding-left: 12px;
  }

  .page-products .device-matrix {
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }

  .page-products .device-matrix::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 20px;
    bottom: 20px;
    width: 1px;
    background: linear-gradient(to bottom, transparent, var(--cyan) 16%, var(--cyan) 84%, transparent);
    opacity: .45;
    transform: translateX(-50%);
  }

  .page-products .device-col:first-child {
    margin-right: 56px;
  }

  .page-products .device-col:last-child {
    margin-left: 56px;
  }

  .page-products .feature-row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--s2);
    align-items: center;
  }

  .page-products .feature-row--flip .feature-row__media {
    order: 2;
  }

  .page-products .feature-row--flip .feature-row__body {
    order: 1;
  }

  .page-products .history-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--s2);
    align-items: start;
  }

  .page-products .release-track {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--s2);
    border-top: 1px solid var(--pp-line);
    padding-top: var(--s2);
  }

  .page-products .release-track__node {
    margin-left: 0;
    padding: var(--s1) 0 0;
    border-left: 0;
    position: relative;
  }

  .page-products .release-track__node:last-child {
    padding-bottom: 0;
  }

  .page-products .release-track__node::before {
    left: 0;
    top: calc(-1 * var(--s2) - 5px);
  }
}

@media (min-width: 1100px) {
  .page-products .step-track {
    grid-template-columns: repeat(5, 1fr);
  }

  .page-products .apps-hero__grid {
    grid-template-columns: minmax(0, 1fr) 180px;
  }
}

/* ---------- 减少动效 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-products .next-card,
  .page-products .anchor-nav__link,
  .page-products .season-jump__link {
    transition: none;
  }

  .page-products .next-card:hover {
    transform: none;
  }
}