/* =========================================================
   page-home · 赛博赛场指挥台
   非对称分屏：左侧吸附对照轴 / 右侧回放评测流
   ========================================================= */

.page-home {
  --home-cut: 14px;
  position: relative;
  background: var(--ink);
  color: var(--text);
  overflow-x: clip;
}

/* ---------- 通用小件 ---------- */
.page-home .eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-home .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding: calc(var(--header-h) + clamp(28px, 6vw, 76px)) 0 clamp(32px, 5vw, 60px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(1100px 460px at 90% -14%, rgba(0, 224, 255, 0.13), transparent 62%),
    radial-gradient(760px 400px at 4% 110%, rgba(255, 122, 26, 0.09), transparent 66%),
    var(--ink);
}

.page-home .hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
}

.page-home .hero__lead {
  position: relative;
  z-index: 2;
}

.page-home .hero__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: var(--fs-display);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-home .hero__title-a,
.page-home .hero__title-b {
  display: block;
}

.page-home .hero__title-b {
  color: var(--cyan);
  text-shadow: 0 0 40px rgba(0, 224, 255, 0.35);
}

.page-home .hero__lede {
  max-width: 46ch;
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: var(--muted);
}

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

.page-home .hero__media::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint);
  animation: home-pulse 2.4s var(--ease) infinite;
}

@keyframes home-pulse {
  0% { box-shadow: 0 0 0 0 rgba(107, 240, 176, 0.5); }
  70% { box-shadow: 0 0 0 12px rgba(107, 240, 176, 0); }
  100% { box-shadow: 0 0 0 0 rgba(107, 240, 176, 0); }
}

/* 首屏索引带 */
.page-home .hero__index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-home .hero__index-item {
  position: relative;
  display: grid;
  gap: 6px;
  padding: clamp(16px, 2.6vw, 22px) clamp(16px, 2.6vw, 24px);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: background 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-home .hero__index-item::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s var(--ease);
}

.page-home .hero__index-item:hover,
.page-home .hero__index-item:focus-visible {
  background: var(--raise);
}

.page-home .hero__index-item:hover::after,
.page-home .hero__index-item:focus-visible::after {
  transform: scaleX(1);
}

.page-home .hero__index-num {
  font-size: var(--fs-label);
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-home .hero__index-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
}

.page-home .hero__index-note {
  font-size: var(--fs-meta);
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- 主体非对称分屏 ---------- */
.page-home .body-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  padding-top: clamp(36px, 5vw, 68px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

/* 对照轴 */
.page-home .axis-head {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-home .axis-head .eyebrow {
  margin-bottom: 6px;
}

.page-home .axis-head__note {
  margin: 0;
  font-size: var(--fs-meta);
  color: var(--muted);
}

.page-home .axis {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .axis__row {
  margin: 0;
}

.page-home .axis__item {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 12px;
  row-gap: 4px;
  padding: 14px 12px 14px 16px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-home .axis__label {
  grid-column: 1;
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-home .axis__title {
  grid-column: 2;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
  color: inherit;
}

.page-home .axis__note {
  grid-column: 2;
  font-size: var(--fs-meta);
  line-height: 1.55;
  color: var(--muted);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.22s var(--ease), opacity 0.22s var(--ease);
}

.page-home .axis__item:hover,
.page-home .axis__item:focus-visible {
  border-left-color: var(--cyan);
  background: var(--panel);
  color: var(--text);
}

.page-home .axis__item:hover .axis__note,
.page-home .axis__item:focus-visible .axis__note,
.page-home .axis__item.is-active .axis__note {
  max-height: 6em;
  opacity: 1;
}

.page-home .axis__item.is-active {
  border-left-color: var(--cyan);
  color: var(--text);
  background: linear-gradient(90deg, rgba(0, 224, 255, 0.1), transparent 72%);
}

/* ---------- 内容区块 ---------- */
.page-home .flow-block {
  padding-top: clamp(30px, 4vw, 52px);
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-home .flow-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-home .flow-block__head {
  max-width: 60ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-home .flow-block__title {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-home .flow-block__lede {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 回放评测卡片网格 ---------- */
.page-home .replay-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-home .replay-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--panel);
  transition: background 0.2s var(--ease);
}

.page-home .replay-card::before {
  content: "";
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 0 1px transparent;
  pointer-events: none;
  transition: box-shadow 0.2s var(--ease);
}

.page-home .replay-card:hover {
  background: var(--raise);
}

.page-home .replay-card:hover::before,
.page-home .replay-card:focus-within::before {
  box-shadow: inset 0 0 0 1px var(--cyan);
}

.page-home .replay-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.page-home .replay-card__title {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
}

.page-home .replay-card__note {
  margin: 0;
  font-size: var(--fs-meta);
  line-height: 1.7;
  color: var(--muted);
}

/* 指标行 */
.page-home .metric-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-home .metric {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  background: var(--ink);
}

.page-home .metric__k {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-home .metric__v {
  font-size: 0.95rem;
  color: var(--text);
}

/* 结论徽标 */
.page-home .verdict {
  flex: none;
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  white-space: nowrap;
  border: 1px solid currentColor;
  background: rgba(5, 7, 10, 0.5);
}

.page-home .verdict--a { color: var(--mint); }
.page-home .verdict--b { color: var(--cyan); }
.page-home .verdict--c { color: var(--orange); }

/* 六项指标带 */
.page-home .metric-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .metric-strip__item {
  padding: 6px 12px;
  font-size: var(--fs-label);
  letter-spacing: 0.12em;
  color: var(--cyan);
  border: 1px solid var(--line);
  background: var(--panel);
}

/* ---------- 版本改动 ---------- */
.page-home .version-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 28px);
}

.page-home .version-media {
  margin: 0;
}

.page-home .version-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .version-list::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), var(--line) 72%);
}

.page-home .version-item {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 12px 0 12px 26px;
}

.page-home .version-item::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 18px;
  width: 11px;
  height: 11px;
  background: var(--ink);
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
  transition: background 0.2s var(--ease);
}

.page-home .version-item:hover::before,
.page-home .version-item:focus-within::before {
  background: var(--cyan);
}

.page-home .version-item__no {
  font-size: var(--fs-meta);
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-home .version-item__title {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
}

.page-home .version-item__note {
  margin: 0;
  font-size: var(--fs-meta);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 下载对比 ---------- */
.page-home .downloads-media {
  margin: 0 0 clamp(18px, 2.6vw, 28px);
}

.page-home .table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--panel);
  -webkit-overflow-scrolling: touch;
}

.page-home .data-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.94rem;
}

.page-home .data-table caption {
  caption-side: top;
  padding: 12px 14px;
  text-align: left;
  font-size: var(--fs-meta);
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.page-home .data-table th,
.page-home .data-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.page-home .data-table tbody th {
  font-weight: 600;
  color: var(--text);
}

.page-home .data-table thead th {
  background: var(--raise);
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-home .data-table tbody tr:nth-child(even) {
  background: rgba(20, 28, 36, 0.55);
}

.page-home .data-table tbody tr:hover,
.page-home .data-table tbody tr:focus-within {
  background: var(--raise);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-home .data-table tbody td {
  color: var(--muted);
}

.page-home .data-table .is-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-home .block-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
}

.page-home .block-cta__note {
  font-size: var(--fs-meta);
  color: var(--muted);
}

/* ---------- 会员权益 ---------- */
.page-home .member-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 20px);
}

.page-home .member-group {
  position: relative;
  padding: clamp(18px, 2.4vw, 24px);
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - var(--home-cut)),
    calc(100% - var(--home-cut)) 100%,
    0 100%
  );
  transition: background 0.2s var(--ease);
}

.page-home .member-group--a { --group-accent: var(--cyan); }
.page-home .member-group--b { --group-accent: var(--mint); }
.page-home .member-group--c { --group-accent: var(--orange); }

.page-home .member-group:hover {
  background: var(--raise);
}

.page-home .member-group__tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 3px 9px;
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  color: var(--group-accent, var(--cyan));
  border: 1px solid currentColor;
}

.page-home .member-group__title {
  margin: 0 0 12px;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
}

.page-home .member-group__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .member-group__list li {
  position: relative;
  padding-left: 16px;
  font-size: var(--fs-meta);
  line-height: 1.7;
  color: var(--muted);
}

.page-home .member-group__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--group-accent, var(--cyan));
  transform: rotate(45deg);
}

.page-home .member-foot {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--magenta);
  background: linear-gradient(90deg, rgba(255, 45, 120, 0.1), transparent 70%);
  font-size: var(--fs-meta);
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 订阅提醒 ---------- */
.page-home .subscribe-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-home .subscribe-card {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--panel);
  transition: background 0.2s var(--ease);
}

.page-home .subscribe-card:hover {
  background: var(--raise);
}

.page-home .subscribe-card__title {
  margin: 0 0 8px;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
}

.page-home .subscribe-card__note {
  margin: 0;
  font-size: var(--fs-meta);
  line-height: 1.75;
  color: var(--muted);
}

.page-home .subscribe-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
}

.page-home .subscribe-foot__note {
  max-width: 42ch;
  font-size: var(--fs-meta);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 图片容器 ---------- */
.page-home .media-frame {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
}

.page-home .media-frame--16x9 { aspect-ratio: 16 / 9; }
.page-home .media-frame--21x9 { aspect-ratio: 21 / 9; }
.page-home .media-frame--4x3 { aspect-ratio: 4 / 3; }
.page-home .media-frame--1x1 { aspect-ratio: 1 / 1; }

.page-home .media-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-home .media-frame__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--muted);
  background: linear-gradient(0deg, rgba(5, 7, 10, 0.92), transparent);
}

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

@media (min-width: 720px) {
  .page-home .replay-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .version-layout {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

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

@media (min-width: 760px) {
  .page-home .member-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: clamp(16px, 2.4vw, 30px);
    row-gap: clamp(24px, 3vw, 42px);
    align-items: start;
  }

  .page-home .hero__lead {
    grid-column: 1 / span 7;
    grid-row: 1;
    padding-top: clamp(6px, 2vw, 34px);
  }

  .page-home .hero__title {
    margin-right: -5%;
  }

  .page-home .hero__media {
    grid-column: 6 / -1;
    grid-row: 1;
  }

  .page-home .hero__index {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media (min-width: 1024px) {
  .page-home .hero__index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .body-split {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    column-gap: clamp(28px, 3.4vw, 56px);
    align-items: start;
  }

  .page-home .body-split__axis {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    max-height: calc(100vh - var(--header-h) - 56px);
    overflow-y: auto;
    scrollbar-width: thin;
  }

  .page-home .body-split__axis::-webkit-scrollbar {
    width: 4px;
  }

  .page-home .body-split__axis::-webkit-scrollbar-thumb {
    background: var(--line);
  }
}

/* ---------- 无障碍与动效收敛 ---------- */
.page-home a:focus-visible,
.page-home button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}