.page-home {
  --home-possess: 58%;
  --home-step-h: 10px;
}

/* ---------- 首屏框景 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-void);
  border-bottom: 1px solid var(--c-rule);
}
.page-home .hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
  z-index: 0;
}
.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(165deg, rgba(5, 11, 26, 0.55) 0%, rgba(5, 11, 26, 0.9) 58%, var(--c-void) 100%);
}
.page-home .hero-frame {
  position: relative;
  z-index: 2;
  max-width: var(--wrap-w);
  margin: 0 auto;
  padding: clamp(26px, 6vw, 68px) var(--gutter) clamp(30px, 6vw, 84px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 40px);
}
.page-home .hero-rail {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 20px;
  border-top: 1px solid var(--c-rule);
  padding-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}
.page-home .rail-tag {
  margin: 0;
  color: var(--c-cyan);
  text-transform: lowercase;
}
.page-home .rail-sub {
  margin: 0;
  color: var(--c-muted);
}
.page-home .rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  width: 100%;
  color: var(--c-muted);
}
.page-home .rail-item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}
.page-home .rail-num {
  color: var(--c-paper);
  background: rgba(244, 241, 233, 0.1);
  padding: 1px 5px;
  border-radius: var(--r);
}
.page-home .hero-main {
  border-left: 2px solid var(--c-blue);
  padding-left: clamp(14px, 2.4vw, 26px);
}
.page-home .hero-kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--c-cyan);
  text-transform: uppercase;
}
.page-home .hero-main h1 {
  margin: 0 0 16px;
  font-size: clamp(26px, 5.2vw, 50px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--c-text);
  max-width: 22ch;
}
.page-home .hero-lead {
  margin: 0 0 24px;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--c-muted);
  max-width: 60ch;
}
.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-home .hero-foot {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

/* ---------- 实时数据跑道 ---------- */
.page-home .liverail {
  background: linear-gradient(90deg, var(--c-panel) 0%, var(--c-void) 92%);
  border-bottom: 1px solid var(--c-rule);
}
.page-home .liverail-inner {
  max-width: var(--wrap-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr;
}
.page-home .liverail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}
.page-home .liverail-cell {
  position: relative;
  display: grid;
  gap: 3px;
  padding: 15px 0 15px 18px;
  border-bottom: 1px dashed var(--c-rule);
}
.page-home .liverail-cell::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 9px;
  height: 2px;
  background: var(--c-cyan);
}
.page-home .liverail-key {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-muted);
}
.page-home .liverail-val {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(19px, 2.6vw, 27px);
  color: var(--c-text);
}
.page-home .liverail-note {
  display: block;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-muted);
  transition: max-height 0.28s ease, opacity 0.22s ease, margin-top 0.22s ease;
}
.page-home .liverail-cell:hover .liverail-note,
.page-home .liverail-cell:focus-visible .liverail-note,
.page-home .liverail-cell:focus-within .liverail-note {
  max-height: 110px;
  opacity: 1;
  margin-top: 4px;
}
.page-home .liverail-aside {
  position: relative;
  overflow: hidden;
  height: 170px;
  border-top: 1px solid var(--c-rule);
}
.page-home .liverail-aside img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.72;
}

/* ---------- 章节标题三件套 ---------- */
.page-home .section-head {
  display: grid;
  gap: 12px;
  max-width: 860px;
  margin-bottom: clamp(22px, 4vw, 44px);
}
.page-home .section-num {
  display: inline-block;
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-void);
  background: var(--c-paper);
  padding: 3px 9px;
  border-radius: var(--r);
}
.page-home .section-title {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 36px);
  line-height: 1.26;
  color: var(--c-text);
}
.page-home .section-lead {
  margin: 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 联赛分层 ---------- */
.page-home .tiers {
  padding: clamp(48px, 8vw, 104px) 0;
  background: var(--c-void);
}
.page-home .ladder {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 30px);
}
.page-home .ladder-step {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--c-rule);
  background: var(--c-panel);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--c-muted);
}
.page-home .ladder-step b {
  font-size: 20px;
  color: var(--c-text);
}
.page-home .ladder-step:nth-child(1) { border-left: 3px solid var(--c-orange); }
.page-home .ladder-step:nth-child(2) { border-left: 3px solid var(--c-cyan); }
.page-home .ladder-step:nth-child(3) { border-left: 3px solid var(--c-neon); }

.page-home .tier-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(18px, 3vw, 30px);
}
.page-home .tier-feed {
  display: grid;
  gap: 16px;
}
.page-home .tier-panel {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--c-panel);
  border: 1px solid var(--c-rule);
}
.page-home .tier-panel::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 16px;
  height: 16px;
  border-top: 1px solid var(--c-cyan);
  border-right: 1px solid var(--c-cyan);
}
.page-home .tier-panel-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--c-cyan);
  opacity: 0.85;
}
.page-home .tier-panel-title {
  margin: 0;
  font-size: clamp(17px, 2vw, 21px);
  color: var(--c-text);
}
.page-home .tier-panel-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}
.page-home .tag-row {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 控球率复盘 ---------- */
.page-home .review {
  padding: clamp(48px, 8vw, 104px) 0;
  background: linear-gradient(180deg, var(--c-void) 0%, #071026 100%);
}
.page-home .review-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 42px);
  align-items: center;
}
.page-home .review-media {
  margin: 0;
  position: relative;
}
.page-home .review-media img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--c-rule);
}
.page-home .review-body {
  display: grid;
  gap: 14px;
  align-content: start;
}
.page-home .review-body .section-title,
.page-home .track-body .section-title {
  margin-top: 2px;
}
.page-home .prose {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--c-muted);
}
.page-home .possess {
  display: grid;
  gap: 8px;
  margin: 4px 0 6px;
}
.page-home .possess-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-muted);
}
.page-home .possess-num {
  font-size: 24px;
  font-weight: 700;
  color: var(--c-neon);
}
.page-home .possess-track {
  position: relative;
  height: 10px;
  background: rgba(35, 56, 107, 0.45);
  border: 1px solid var(--c-rule);
  overflow: hidden;
}
.page-home .possess-fill {
  display: block;
  height: 100%;
  width: var(--home-possess);
  background: linear-gradient(90deg, var(--c-blue) 0%, var(--c-cyan) 76%, var(--c-neon) 100%);
  transition: width 0.5s ease;
}
.page-home .possess-split {
  margin: 0;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-cyan);
  transition: max-height 0.26s ease, opacity 0.26s ease, margin-top 0.26s ease;
}
.page-home .possess:hover .possess-split,
.page-home .possess:focus-visible .possess-split,
.page-home .possess:focus-within .possess-split {
  max-height: 60px;
  opacity: 1;
  margin-top: 4px;
}
.page-home .chart-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 20px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.page-home .chart-list li {
  position: relative;
  padding: 9px 0 9px 16px;
  border-bottom: 1px dashed var(--c-rule);
  color: var(--c-text);
}
.page-home .chart-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 1px;
  background: var(--c-orange);
}

/* ---------- 适配清单标签墙 ---------- */
.page-home .matchfit {
  padding: clamp(48px, 8vw, 104px) 0;
  background: var(--c-void);
}
.page-home .fit-wall {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.page-home .fit-tag {
  display: grid;
  gap: 4px;
  padding: 15px 17px;
  background: var(--c-paper);
  color: var(--c-void);
  box-shadow: 5px 5px 0 rgba(18, 224, 255, 0.16);
}
.page-home .fit-tag:nth-child(2n) {
  box-shadow: 5px 5px 0 rgba(255, 122, 47, 0.2);
}
.page-home .fit-tag:nth-child(3n) {
  box-shadow: 5px 5px 0 rgba(57, 255, 158, 0.18);
}
.page-home .fit-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.page-home .fit-desc {
  font-size: 13px;
  line-height: 1.62;
  color: #44506c;
}

/* ---------- 长期追踪 ---------- */
.page-home .tracking {
  padding: clamp(48px, 8vw, 104px) 0;
  background: linear-gradient(180deg, #071026 0%, var(--c-void) 100%);
}
.page-home .track-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 42px);
  align-items: center;
}
.page-home .track-body {
  display: grid;
  gap: 14px;
  align-content: start;
}
.page-home .track-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-home .track-list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--c-rule);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text);
}
.page-home .track-when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}
.page-home .track-media {
  margin: 0;
  position: relative;
}
.page-home .track-media img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--c-rule);
  opacity: 0.88;
}

/* ---------- 观察报告列表 ---------- */
.page-home .reports {
  padding: clamp(48px, 8vw, 104px) 0;
  background: var(--c-void);
}
.page-home .report-list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  border-top: 1px solid var(--c-rule);
}
.page-home .report-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--c-rule);
}
.page-home .report-when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-orange);
}
.page-home .report-body {
  display: grid;
  gap: 6px;
}
.page-home .report-title {
  margin: 0;
  font-size: clamp(16px, 2vw, 21px);
  line-height: 1.45;
  color: var(--c-text);
}
.page-home .report-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-muted);
}

/* ---------- 起步引导 ---------- */
.page-home .start {
  padding: clamp(48px, 8vw, 104px) 0 clamp(56px, 9vw, 116px);
  background: linear-gradient(180deg, var(--c-void) 0%, #061024 100%);
  border-top: 1px solid var(--c-rule);
}
.page-home .start-steps {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  counter-reset: step;
}
.page-home .start-steps li {
  position: relative;
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 20px;
  background: var(--c-panel);
  border: 1px solid var(--c-rule);
}
.page-home .start-steps li::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 18px;
  height: 2px;
  background: var(--c-blue);
}
.page-home .step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--c-cyan);
}
.page-home .start-steps h3 {
  margin: 0;
  font-size: 17px;
  color: var(--c-text);
}
.page-home .start-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-muted);
}
.page-home .start-contact {
  border-left: 2px solid var(--c-cyan);
  padding: 2px 0 2px 16px;
}
.page-home .start-contact p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-muted);
}
.page-home .start-contact strong {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--c-text);
}
.page-home .start-contact a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 224, 255, 0.42);
}
.page-home .start-contact a:hover,
.page-home .start-contact a:focus-visible {
  color: var(--c-neon);
  border-bottom-color: var(--c-neon);
}

/* ---------- 焦点可见性 ---------- */
.page-home .liverail-cell:focus-visible,
.page-home .possess:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 3px;
}
.page-home a:focus-visible,
.page-home button:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}

/* ---------- 中屏 ---------- */
@media (min-width: 640px) {
  .page-home .fit-wall {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .track-list li {
    grid-template-columns: 124px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }
  .page-home .report-item {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-home .hero-frame {
    grid-template-columns: 208px minmax(0, 1fr);
    align-items: end;
    gap: clamp(28px, 4vw, 56px);
  }
  .page-home .hero-rail {
    flex-direction: column;
    align-items: flex-start;
    border-top: 0;
    border-left: 1px solid var(--c-rule);
    padding-top: 0;
    padding-left: 18px;
    gap: 6px;
  }
  .page-home .rail-list {
    flex-direction: column;
    gap: 7px;
    margin-top: 10px;
    width: auto;
  }
  .page-home .liverail-inner {
    grid-template-columns: minmax(0, 1fr) 210px;
    align-items: stretch;
  }
  .page-home .liverail-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
  .page-home .liverail-cell {
    border-bottom: 0;
    border-right: 1px dashed var(--c-rule);
    padding: 24px 16px;
  }
  .page-home .liverail-cell:last-child {
    border-right: 0;
  }
  .page-home .liverail-cell::before {
    top: 30px;
  }
  .page-home .liverail-aside {
    height: auto;
    min-height: 190px;
    border-top: 0;
    border-left: 1px solid var(--c-rule);
  }
  .page-home .ladder-step:nth-child(1) { width: 62%; }
  .page-home .ladder-step:nth-child(2) { width: 81%; }
  .page-home .ladder-step:nth-child(3) { width: 100%; }
  .page-home .tier-feed {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .review-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  }
  .page-home .track-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }
}

@media (min-width: 1000px) {
  .page-home .fit-wall {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .start-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    transition: none !important;
    animation: none !important;
  }
}