.page-home {
  --home-gap: clamp(14px, 2.4vw, 28px);
  --home-pad: clamp(48px, 7vw, 96px);
  background: var(--void);
  color: var(--text);
  overflow-x: clip;
}

.page-home a:focus-visible,
.page-home button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-home .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(16px, 3vw, 26px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-mute);
}

.page-home .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-home .breadcrumb a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-home .breadcrumb a[aria-current="page"] {
  color: var(--cyan);
}

.page-home .prose {
  margin: 0 0 14px;
  max-width: 34ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-home .prose--wide {
  max-width: 46ch;
}

.page-home .media-frame {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--ink);
}

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

.page-home .media-frame figcaption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--mist);
  background: rgba(8, 11, 15, 0.66);
  border-radius: var(--radius-s);
}

/* ---------- hero ---------- */
.page-home .hero {
  position: relative;
  padding-block: clamp(26px, 4vw, 46px) clamp(44px, 6vw, 86px);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  left: -12%;
  right: -12%;
  top: 62%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan) 35%, var(--orange) 70%, transparent);
  opacity: 0.32;
  transform: rotate(-7deg);
  pointer-events: none;
}

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

.page-home .hero__title {
  margin: 16px 0 20px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(2.4rem, 8.6vw, 5.2rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--bone);
}

.page-home .hero__intro {
  margin: 0 0 22px;
  max-width: 34ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--text-dim);
}

.page-home .hero__status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 22px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(16, 23, 28, 0.7);
}

.page-home .hero__status-text {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-home .hero__status-link {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

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

.page-home .hero__media {
  aspect-ratio: 4 / 3;
}

.page-home .hero__media img {
  height: 100%;
}

.page-home .hero__stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 18px 0 0;
  padding: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: var(--line-soft);
  overflow: hidden;
}

.page-home .hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: var(--ink);
}

.page-home .hero__stat-num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-home .hero__stat-unit {
  margin-left: 2px;
  font-size: 0.46em;
  color: var(--mist);
}

.page-home .hero__stat-label {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-mute);
}

/* ---------- 收藏赛事 ---------- */
.page-home .pin {
  position: relative;
  padding-block: var(--home-pad);
  background: linear-gradient(180deg, var(--void), var(--ink) 55%, var(--void));
}

.page-home .pin__grid {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
}

.page-home .pin__title,
.page-home .cats__title,
.page-home .rounds__title,
.page-home .board__title,
.page-home .help__title {
  margin: 14px 0 18px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.6rem, 4.4vw, 2.6rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--bone);
}

.page-home .pin__card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--ink);
}

.page-home .pin__card-img {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  max-width: none;
}

.page-home .pin__card-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 12px;
  min-height: 300px;
  padding: clamp(20px, 3vw, 32px);
  background: linear-gradient(180deg, rgba(8, 11, 15, 0.15), rgba(8, 11, 15, 0.9));
}

.page-home .pin__card-title {
  margin: 0;
  font-size: clamp(1.4rem, 3.4vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-home .pin__card-text {
  margin: 0 0 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .pin__steps {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 0 0 14px;
  padding: 0;
}

.page-home .pin__steps li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-home .pin__step-no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-home .pin__note {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-mute);
}

/* ---------- 赛事类别 ---------- */
.page-home .cats {
  padding-block: var(--home-pad);
}

.page-home .cats__head {
  max-width: 60ch;
}

.page-home .cat-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 232px), 1fr));
  gap: 1px;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: var(--line-soft);
  overflow: hidden;
}

.page-home .cat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 16px;
  background: var(--void);
  transition: background 0.3s var(--ease);
}

.page-home .cat:hover,
.page-home .cat:focus-within {
  background: var(--ink);
}

.page-home .cat__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--text-mute);
}

.page-home .cat__name {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--bone);
  transition: color 0.25s var(--ease);
}

.page-home .cat:hover .cat__name {
  color: var(--cyan);
}

.page-home .cat__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-home .cat__preview {
  margin: auto 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-mute);
  transition: color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-home .cat:hover .cat__preview {
  color: var(--orange);
  transform: translateX(4px);
}

.page-home .cats__foot {
  margin: 26px 0 0;
}

/* ---------- 轮次时间轴 ---------- */
.page-home .rounds {
  padding-block: var(--home-pad);
  background: var(--ink);
  border-block: 1px solid var(--line-soft);
}

.page-home .rounds__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-home .round-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 4px 0 0 40px;
}

.page-home .round-list::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), var(--stone) 55%, transparent);
}

.page-home .round {
  position: relative;
  padding-bottom: 26px;
}

.page-home .round:last-child {
  padding-bottom: 0;
}

.page-home .round__node {
  position: absolute;
  left: -40px;
  top: 6px;
  width: 17px;
  height: 17px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 0 4px rgba(34, 214, 214, 0.09);
}

.page-home .round--next .round__node {
  border-color: var(--stone);
  box-shadow: none;
}

.page-home .round--past .round__node {
  border-color: var(--stone);
  background: var(--stone);
  box-shadow: none;
}

.page-home .round__tag {
  display: inline-block;
  margin-bottom: 8px;
}

.page-home .round__name {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 700;
  color: var(--bone);
}

.page-home .round--next .round__name,
.page-home .round--past .round__name {
  color: var(--text-dim);
  font-weight: 600;
}

.page-home .round__desc {
  margin: 0;
  max-width: 32ch;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mute);
}

.page-home .rounds__link {
  margin: 0;
  font-size: 13px;
}

.page-home .rounds__link a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 214, 214, 0.45);
}

.page-home .rounds__figure {
  margin: clamp(28px, 4vw, 48px) 0 0;
}

.page-home .rounds__figure .media-frame {
  aspect-ratio: 4 / 3;
  max-width: 720px;
}

/* ---------- 版本与公告 ---------- */
.page-home .board {
  padding-block: var(--home-pad);
}

.page-home .board__band {
  margin: 0 0 clamp(24px, 4vw, 44px);
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

.page-home .board__band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

.page-home .board__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(22px, 4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(34, 214, 214, 0.09), transparent 60%),
    var(--ink);
}

.page-home .board__ver .version-chip--wide {
  display: inline-block;
  margin-top: 12px;
}

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

.page-home .board__list li {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.page-home .board__list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-home .board__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--clay);
}

.page-home .board__val {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-home .board__link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 214, 214, 0.45);
}

.page-home .board__link:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 帮助入口 ---------- */
.page-home .help {
  padding-block: var(--home-pad);
  background: linear-gradient(180deg, var(--void), var(--ink));
  border-top: 1px solid var(--line-soft);
}

.page-home .help__grid {
  display: grid;
  gap: var(--home-gap);
}

.page-home .help__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(8, 11, 15, 0.6);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-home .help__card:hover {
  border-color: rgba(34, 214, 214, 0.5);
  transform: translateY(-3px);
}

.page-home .help__card-no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-home .help__card-title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--bone);
}

.page-home .help__card-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-home .help__link {
  margin-top: auto;
  padding-top: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 214, 214, 0.45);
  align-self: flex-start;
}

.page-home .help__contact {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line);
}

.page-home .help__contact .contact-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .help__contact .contact-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--text-mute);
}

.page-home .help__contact .contact-value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--mist);
  word-break: break-word;
}

.page-home .help__note {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-mute);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-home .hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .help__contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

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

  .page-home .board__list li {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-home .hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: clamp(24px, 4vw, 56px);
  }

  .page-home .pin__grid {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 440px);
    align-items: start;
  }

  .page-home .pin__card {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-home .rounds__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: start;
  }

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

  .page-home .help {
    padding-block: clamp(64px, 7vw, 110px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .cat,
  .page-home .cat__name,
  .page-home .cat__preview,
  .page-home .help__card,
  .page-home .breadcrumb a {
    transition: none;
  }

  .page-home .cat:hover .cat__preview {
    transform: none;
  }

  .page-home .help__card:hover {
    transform: none;
  }
}
<<<END>>>