.page-home {
  display: block;
}

/* ---------- 页面上下文提示 ---------- */
.page-home .page-context {
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.1em;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  padding: clamp(26px, 4vw, 52px) 0 clamp(48px, 6vw, 92px);
}

.page-home .hero-grid {
  display: grid;
  gap: clamp(28px, 4.5vw, 44px);
}

.page-home .hero-eyebrow {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-home .hero-copy h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 6.2vw, 3.35rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-home .hero-lede {
  margin: 0 0 28px;
  max-width: 44ch;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.9;
  color: var(--silver);
}

.page-home .round-status {
  position: relative;
  margin-bottom: 26px;
  padding: 18px 22px 18px 20px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  background: linear-gradient(180deg, var(--card) 0%, var(--deep) 100%);
  box-shadow: var(--shadow-card);
}

.page-home .round-status .status-dot {
  position: absolute;
  top: 20px;
  right: 20px;
}

.page-home .round-status-line {
  margin: 0 0 6px;
  padding-right: 24px;
  font-size: var(--step-0);
  font-weight: 500;
  color: var(--white);
}

.page-home .round-status-note {
  margin: 0;
  padding-right: 24px;
  font-size: var(--step-1);
  line-height: 1.75;
  color: var(--mist);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 首屏视觉区 ---------- */
.page-home .hero-visual {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 2.4vw, 30px);
  border: 1px solid var(--line);
  background: var(--steel);
  box-shadow: var(--shadow-card);
}

.page-home .hero-figure {
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: 0;
}

.page-home .hero-figure img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.26;
}

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

.page-home .hero-visual-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--mist);
}

/* ---------- 赛季轴切换 ---------- */
.page-home .axis-switch {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-home .axis-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .axis-control {
  cursor: pointer;
  padding: 7px 12px;
  border: 1px solid var(--line-strong);
  background: rgba(7, 11, 10, 0.62);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--mist);
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.page-home .axis-control:hover {
  color: var(--white);
  border-color: var(--cyan);
}

.page-home .axis-radio:checked + .axis-control {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-home .axis-radio:focus-visible + .axis-control {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

.page-home .axis-scroll {
  flex: 1 0 100%;
  overflow-x: auto;
  padding-bottom: 6px;
}

.page-home .axis-svg {
  display: block;
  width: 100%;
  min-width: 600px;
  height: auto;
}

.page-home .axis-line {
  stroke: var(--line-strong);
  stroke-width: 1;
}

.page-home .axis-stem {
  stroke: var(--silver);
  stroke-width: 1;
  opacity: 0.45;
}

.page-home .axis-cap {
  fill: var(--silver);
}

.page-home .axis-dot {
  fill: var(--ink);
  stroke: var(--silver);
  stroke-width: 1.5;
}

.page-home .axis-label {
  fill: var(--mist);
  font-family: var(--font-mono);
  font-size: 13px;
  text-anchor: middle;
}

.page-home .axis-label-sub {
  fill: var(--mist);
  font-family: var(--font-body);
  font-size: 10px;
  text-anchor: middle;
  opacity: 0.7;
}

.page-home .axis-node {
  transition: opacity 200ms ease;
}

.page-home .axis-node--now .axis-dot {
  fill: var(--cyan);
  stroke: var(--cyan);
}

.page-home .axis-node--now .axis-cap {
  fill: var(--cyan);
}

.page-home .axis-node--now .axis-label {
  fill: var(--cyan);
}

.page-home #axis-window-2018:checked ~ .axis-scroll .axis-node--early {
  opacity: 0.16;
}

.page-home #axis-window-2022:checked ~ .axis-scroll .axis-node--early,
.page-home #axis-window-2022:checked ~ .axis-scroll .axis-node--mid {
  opacity: 0.16;
}

.page-home .axis-note {
  margin: 12px 0 0;
  font-size: var(--step-1);
  line-height: 1.7;
  color: var(--mist);
}

.page-home .hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 20px 0 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-home .hero-facts > div {
  padding: 12px 14px;
  background: rgba(12, 33, 28, 0.86);
}

.page-home .hero-facts dt {
  margin-bottom: 4px;
  font-size: var(--step-1);
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-home .hero-facts dd {
  margin: 0;
  font-size: var(--step-1);
  color: var(--silver);
}

.page-home .hero-facts dd .num {
  color: var(--white);
  font-size: var(--step-2);
}

/* ---------- 分区入口带 ---------- */
.page-home .zones {
  padding: clamp(48px, 6vw, 92px) 0;
  background: linear-gradient(180deg, var(--ink) 0%, var(--deep) 100%);
}

.page-home .section-head {
  margin-bottom: clamp(24px, 3vw, 36px);
}

.page-home .zones-eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-home .zones h2,
.page-home .reasons h2,
.page-home .next-copy h2,
.page-home .panel-copy h2,
.page-home .coverage-copy h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3.6vw, 2.4rem);
  line-height: 1.24;
  color: var(--white);
}

.page-home .zones-lede {
  margin: 0;
  max-width: 58ch;
  font-size: clamp(1rem, 1.4vw, 1.0625rem);
  line-height: 1.85;
  color: var(--silver);
}

.page-home .zone-figure {
  position: relative;
  margin: 0 0 clamp(28px, 4vw, 44px);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--line);
  background: var(--steel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-home .zone-figure img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-home .zone-figure .figure-caption {
  position: absolute;
  left: 16px;
  bottom: 12px;
  max-width: 46ch;
  font-size: var(--step-1);
  color: var(--silver);
  text-shadow: 0 2px 12px rgba(7, 11, 10, 0.9);
}

.page-home .zone-list {
  display: grid;
  gap: clamp(12px, 1.6vw, 18px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .zone-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid var(--line);
  border-top: 2px solid var(--zone, var(--cyan));
  background: var(--card);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  transition: background-color 180ms ease, transform 180ms ease;
}

.page-home .zone-item:hover,
.page-home .zone-item:focus-within {
  background: var(--card-up);
  transform: translateY(-2px);
}

.page-home .zone-item--cyan { --zone: var(--cyan); }
.page-home .zone-item--yellow { --zone: var(--yellow); }
.page-home .zone-item--orange { --zone: var(--orange); }
.page-home .zone-item--violet { --zone: var(--violet); }

.page-home .zone-no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.22em;
  color: var(--zone);
}

.page-home .zone-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-2);
  font-weight: 700;
  color: var(--white);
}

.page-home .zone-stat {
  margin: 0;
  font-size: var(--step-1);
  color: var(--silver);
}

.page-home .zone-stat .num {
  font-size: var(--step-2);
  color: var(--zone);
}

.page-home .zone-copy {
  flex: 1;
  margin: 0;
  font-size: var(--step-1);
  line-height: 1.85;
  color: var(--mist);
}

.page-home .zone-link {
  align-self: flex-start;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  font-size: var(--step-1);
  color: var(--zone);
  text-decoration: none;
  transition: border-color 160ms ease;
}

.page-home .zone-link:hover,
.page-home .zone-link:focus-visible {
  border-bottom-color: currentColor;
}

/* ---------- 面板对照预览 ---------- */
.page-home .panel-preview {
  padding: clamp(48px, 6vw, 92px) 0;
  background: var(--ink);
}

.page-home .panel-grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-home .panel-visual {
  padding: clamp(16px, 2.2vw, 26px);
  border: 1px solid var(--line);
  background: var(--steel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-home .panel-visual-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-home .panel-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}

.page-home .panel-legend-item {
  position: relative;
  padding-left: 16px;
  font-size: var(--step-1);
  color: var(--silver);
}

.page-home .panel-legend-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 10px;
  height: 2px;
  transform: translateY(-50%);
  background: currentColor;
}

.page-home .panel-legend-item--a { color: var(--cyan); }
.page-home .panel-legend-item--b { color: var(--violet); }
.page-home .panel-legend-item--mark { color: var(--orange); }

.page-home .panel-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .panel-grid-line {
  stroke: var(--line);
  stroke-width: 1;
}

.page-home .panel-curve {
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
}

.page-home .panel-curve--a { stroke: var(--cyan); }
.page-home .panel-curve--b { stroke: var(--violet); }

.page-home .panel-mark {
  fill: var(--orange);
}

.page-home .panel-axis-text {
  fill: var(--mist);
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-home .panel-copy p {
  margin: 0 0 18px;
  font-size: clamp(1rem, 1.4vw, 1.0625rem);
  line-height: 1.9;
  color: var(--silver);
}

.page-home .panel-figure {
  margin: 24px 0;
  overflow: hidden;
  aspect-ratio: 10 / 7;
  border: 1px solid var(--line);
  background: var(--deep);
}

.page-home .panel-figure img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 覆盖范围 ---------- */
.page-home .coverage {
  padding: clamp(48px, 6vw, 92px) 0;
  background: var(--deep);
}

.page-home .coverage-eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.18em;
  color: var(--yellow);
}

.page-home .coverage-copy p {
  margin: 0 0 16px;
  max-width: 52ch;
  font-size: clamp(1rem, 1.4vw, 1.0625rem);
  line-height: 1.9;
  color: var(--silver);
}

.page-home .coverage-copy .btn {
  margin-top: 8px;
}

.page-home .coverage-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-home .coverage-figure {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--line);
  background: var(--steel);
}

.page-home .coverage-figure img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-home .coverage-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(28px, 4vw, 48px) 0 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-home .coverage-stats > div {
  padding: clamp(16px, 2vw, 24px);
  background: var(--card);
}

.page-home .coverage-stats dt {
  margin-bottom: 8px;
  font-size: var(--step-1);
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-home .coverage-stats dd {
  margin: 0;
  font-size: var(--step-1);
  color: var(--silver);
}

.page-home .coverage-stats dd .num {
  color: var(--yellow);
}

/* ---------- 三个理由 ---------- */
.page-home .reasons {
  padding: clamp(48px, 6vw, 92px) 0;
  background: var(--ink);
}

.page-home .reason-list {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .reason-item {
  position: relative;
  padding: clamp(22px, 2.8vw, 30px);
  border: 1px solid var(--line);
  background: var(--card);
}

.page-home .reason-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 46px;
  height: 2px;
  background: var(--accent, var(--cyan));
}

.page-home .reason-item--cyan { --accent: var(--cyan); }
.page-home .reason-item--yellow { --accent: var(--yellow); }
.page-home .reason-item--orange { --accent: var(--orange); }

.page-home .reason-no {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.22em;
  color: var(--accent, var(--cyan));
}

.page-home .reason-item h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: var(--step-1u);
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-home .reason-item p {
  margin: 0 0 16px;
  font-size: var(--step-1);
  line-height: 1.85;
  color: var(--mist);
}

.page-home .reason-mark {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: var(--step-1);
  color: var(--silver);
}

.page-home .reason-mark .num {
  font-size: var(--step-2);
  color: var(--accent, var(--cyan));
}

/* ---------- 下一步 ---------- */
.page-home .next-step {
  padding: clamp(48px, 6vw, 92px) 0;
  background: linear-gradient(180deg, var(--deep) 0%, var(--ink) 100%);
}

.page-home .next-copy p {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(1rem, 1.4vw, 1.0625rem);
  line-height: 1.9;
  color: var(--silver);
}

.page-home .next-grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 40px);
}

.page-home .next-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--line);
  list-style: none;
}

.page-home .next-list a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 22px;
  background: var(--card);
  text-decoration: none;
  transition: background-color 160ms ease, transform 160ms ease;
}

.page-home .next-list a:hover,
.page-home .next-list a:focus-visible {
  background: var(--card-up);
  transform: translateY(-2px);
}

.page-home .next-title {
  font-family: var(--font-display);
  font-size: var(--step-1u);
  font-weight: 700;
  color: var(--white);
}

.page-home .next-hint {
  font-size: var(--step-1);
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .zone-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .next-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    column-gap: clamp(48px, 8vw, 112px);
    align-items: start;
  }

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

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

  .page-home .coverage-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-home .next-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }
}

@media (min-width: 1120px) {
  .page-home .zone-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .zone-figure {
    aspect-ratio: 3 / 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .zone-item,
  .page-home .next-list a,
  .page-home .axis-node,
  .page-home .axis-control {
    transition: none;
  }

  .page-home .zone-item:hover,
  .page-home .zone-item:focus-within,
  .page-home .next-list a:hover,
  .page-home .next-list a:focus-visible {
    transform: none;
  }
}