.page-home {
  background: var(--deep);
  color: var(--paper);
  overflow-x: hidden;
}

/* ---------- 首屏封面 ---------- */
.page-home .cover {
  position: relative;
  padding: calc(var(--header-h) + 36px) 0 72px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-home .cover-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .cover-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
}

.page-home .cover::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6, 42, 58, .74) 0%, rgba(6, 42, 58, .93) 58%, var(--deep) 100%),
    repeating-linear-gradient(90deg, var(--grid-line) 0 1px, transparent 1px 72px);
}

.page-home .cover-wrap {
  position: relative;
  z-index: 1;
}

.page-home .cover .breadcrumb {
  margin-bottom: 26px;
}

.page-home .cover .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--steel);
}

.page-home .cover .breadcrumb-list li:last-child {
  color: var(--cyan);
}

.page-home .cover-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
}

.page-home .cover-index {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-home h1 {
  margin: 0 0 20px;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(40px, 11vw, 78px);
  line-height: 1.02;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-home h1 span {
  display: block;
  color: var(--cyan);
}

.page-home .cover-lede {
  margin: 0 0 28px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* 版本卡 */
.page-home .vercard {
  position: relative;
  padding: 18px 20px 22px;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(11, 59, 82, .92), rgba(2, 26, 36, .82));
}

.page-home .vercard::before,
.page-home .vercard::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--cyan);
}

.page-home .vercard::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-home .vercard::after {
  right: -1px;
  bottom: -1px;
  border-top: 0;
  border-left: 0;
}

.page-home .vercard-figure {
  margin: 0 0 18px;
}

.page-home .vercard-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line-soft);
}

.page-home .vercard-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.page-home .vercard-k {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--steel);
}

.page-home .vercard-num {
  margin: 0 0 12px;
  font-size: clamp(48px, 13vw, 68px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--orange);
}

.page-home .vercard-v {
  font-size: .42em;
  vertical-align: super;
  margin-right: 4px;
  color: var(--steel);
}

.page-home .vercard-note {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.76;
  color: var(--mist);
}

.page-home .vercard-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 右栏更新对照 */
.page-home .cover-panel {
  border: 1px solid var(--line);
  background: rgba(2, 26, 36, .62);
}

.page-home .panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--steel);
}

.page-home .panel-head-r {
  color: var(--cyan);
}

.page-home .panel-split {
  display: grid;
  grid-template-columns: 1fr;
}

.page-home .split-cell {
  padding: 20px 18px 22px;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .split-cell:last-child {
  border-bottom: 0;
}

.page-home .cell-k {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-home .cell-v {
  display: block;
  margin-bottom: 10px;
  font-size: clamp(34px, 8vw, 44px);
  line-height: 1;
  color: var(--paper);
}

.page-home .cell-unit {
  margin-left: 4px;
  font-size: .42em;
  color: var(--steel);
}

.page-home .cell-note {
  display: block;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

.page-home .panel-more {
  border-top: 1px solid var(--line);
}

.page-home .panel-more summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 18px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
  cursor: pointer;
  list-style: none;
}

.page-home .panel-more summary::-webkit-details-marker {
  display: none;
}

.page-home .panel-more-mark {
  position: relative;
  width: 12px;
  height: 12px;
  flex: none;
}

.page-home .panel-more-mark::before,
.page-home .panel-more-mark::after {
  content: "";
  position: absolute;
  background: var(--cyan);
}

.page-home .panel-more-mark::before {
  top: 5px;
  left: 0;
  width: 12px;
  height: 1px;
}

.page-home .panel-more-mark::after {
  top: 0;
  left: 5px;
  width: 1px;
  height: 12px;
  transition: transform .2s ease;
}

.page-home .panel-more[open] .panel-more-mark::after {
  transform: scaleY(0);
}

.page-home .compare-list {
  list-style: none;
  margin: 0;
  padding: 0 18px 18px;
}

.page-home .compare-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
}

.page-home .cmp-k {
  color: var(--steel);
}

.page-home .cmp-v {
  color: var(--paper);
  text-align: right;
}

.page-home .cover-side-note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 赛程节奏 ---------- */
.page-home .rhythm {
  background: var(--lane);
  border-bottom: 1px solid var(--line);
}

.page-home .rhythm-head .section-title,
.page-home .rhythm-head .section-sub {
  max-width: 46em;
}

.page-home .rhythm-track {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-home .rhythm-step {
  position: relative;
  padding: 24px 0 28px;
  border-top: 1px solid var(--line);
}

.page-home .rhythm-step::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 44px;
  height: 2px;
  background: var(--cyan);
}

.page-home .rhythm-idx {
  display: block;
  margin-bottom: 12px;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--cyan);
}

.page-home .rhythm-t {
  margin: 0 0 10px;
  font-family: var(--font-cond);
  font-size: clamp(18px, 4.6vw, 21px);
  line-height: 1.34;
  font-weight: 700;
  color: var(--paper);
}

.page-home .rhythm-step p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-home .rhythm-tag {
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--deep);
  background: var(--cyan);
}

/* ---------- 轮次回看 ---------- */
.page-home .rounds {
  background: var(--paper);
  color: var(--deep);
}

.page-home .rounds-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-home .rounds-media .media-frame {
  border: 1px solid rgba(6, 42, 58, .16);
}

.page-home .rounds-caption {
  margin: 12px 0 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: rgba(6, 42, 58, .55);
}

.page-home .rounds-body .eyebrow {
  color: var(--lane);
}

.page-home .rounds-body .section-title {
  color: var(--deep);
}

.page-home .rounds-lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(6, 42, 58, .74);
}

.page-home .round-list {
  list-style: none;
  margin: 26px 0 28px;
  padding: 0;
  border-top: 1px solid rgba(6, 42, 58, .18);
}

.page-home .round-list li {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(6, 42, 58, .12);
}

.page-home .round-no {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--lane);
  font-weight: 700;
}

.page-home .round-name {
  font-size: 14px;
  line-height: 1.55;
  color: rgba(6, 42, 58, .78);
}

.page-home .round-cnt {
  font-size: 13px;
  color: rgba(6, 42, 58, .58);
  white-space: nowrap;
}

/* ---------- 使用场景 ---------- */
.page-home .scenes {
  background: var(--deep);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .scenes-head .section-title {
  max-width: 30em;
}

.page-home .scenes-head .section-sub {
  max-width: 40em;
}

.page-home .scene-list {
  margin-top: 12px;
  border-top: 1px solid var(--line);
}

.page-home .scene-row {
  display: grid;
  gap: 10px;
  padding: 24px 0 26px;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .scene-no {
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--orange);
}

.page-home .scene-row h3 {
  margin: 0;
  font-family: var(--font-cond);
  font-size: clamp(18px, 4.6vw, 22px);
  line-height: 1.34;
  font-weight: 700;
  color: var(--paper);
}

.page-home .scene-row p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .scenes-more {
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

.page-home .scenes-more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-home .scenes-more a:hover,
.page-home .scenes-more a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--cyan);
}

/* ---------- 反馈通道 ---------- */
.page-home .feedback {
  position: relative;
  padding: 68px 0 76px;
  background: var(--ink);
  overflow: hidden;
}

.page-home .feedback-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .feedback-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .28;
}

.page-home .feedback::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 15% 0%, rgba(45, 226, 197, .16) 0%, transparent 62%),
    repeating-linear-gradient(90deg, rgba(45, 226, 197, .08) 0 1px, transparent 1px 72px);
}

.page-home .feedback-inner {
  position: relative;
  z-index: 1;
}

.page-home .feedback-inner .eyebrow {
  color: var(--cyan);
}

.page-home .feedback-inner .section-title {
  max-width: 24em;
}

.page-home .feedback-lede {
  max-width: 44em;
  margin: 0 0 26px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}

.page-home .feedback-note {
  margin: 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--steel);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .panel-split {
    grid-template-columns: 1fr 1fr;
  }

  .page-home .split-cell {
    border-bottom: 0;
  }

  .page-home .split-cell + .split-cell {
    border-left: 1px solid var(--line-soft);
  }
}

@media (min-width: 860px) {
  .page-home .cover {
    padding: calc(var(--header-h) + 52px) 0 88px;
  }

  .page-home .cover-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
    align-items: start;
  }

  .page-home .cover-right {
    padding-top: 46px;
  }

  .page-home .rhythm-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-home .rhythm-step {
    padding: 26px 26px 30px;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line-soft);
  }

  .page-home .rhythm-step:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-home .rounds-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: center;
  }

  .page-home .scene-row {
    grid-template-columns: 64px minmax(0, 4fr) minmax(0, 7fr);
    gap: 30px;
    align-items: start;
    padding: 30px 0;
  }

  .page-home .scene-row:nth-child(2) {
    padding-left: 26px;
  }

  .page-home .scene-row:nth-child(3) {
    padding-left: 52px;
  }

  .page-home .feedback {
    padding: 84px 0 92px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .panel-more-mark::after {
    transition: none;
  }
}