.page-home {
  --ph-shell: 1340px;
  --ph-ease: cubic-bezier(.22, 1, .36, 1);
  --ph-hair: rgba(30, 42, 71, .9);
  display: block;
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-home .ph-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-home .ph-crumb .ht-breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ph-ease), border-color .2s var(--ph-ease);
}

.page-home .ph-crumb .ht-breadcrumb__link:hover,
.page-home .ph-crumb .ht-breadcrumb__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-home .ph-crumb .ht-breadcrumb__sep { color: var(--line-soft); }
.page-home .ph-crumb .ht-breadcrumb__item { color: var(--body-text); }

/* ---------- 首屏：对角切分 ---------- */
.page-home .ph-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(34px, 5vw, 62px) 0 clamp(38px, 6vw, 84px);
  border-bottom: 1px solid var(--line);
}

.page-home .ph-hero__deco {
  position: absolute;
  top: -14%;
  right: -16%;
  width: min(900px, 82vw);
  height: min(660px, 74vh);
  z-index: -2;
  pointer-events: none;
  clip-path: polygon(24% 0, 100% 0, 100% 84%, 0 100%);
  background:
    repeating-linear-gradient(90deg, transparent 0 47px, var(--ph-hair) 47px 48px),
    repeating-linear-gradient(0deg, transparent 0 47px, var(--ph-hair) 47px 48px),
    linear-gradient(122deg, rgba(0, 229, 208, .22) 0%, rgba(0, 229, 208, 0) 48%),
    linear-gradient(300deg, rgba(255, 122, 41, .18) 0%, rgba(255, 122, 41, 0) 54%);
}

.page-home .ph-hero__glow {
  position: absolute;
  left: -12%;
  bottom: -46%;
  width: min(620px, 66vw);
  height: min(620px, 66vw);
  z-index: -2;
  pointer-events: none;
  background: radial-gradient(circle at 40% 40%, rgba(168, 85, 247, .26), rgba(168, 85, 247, 0) 68%);
}

.page-home .ph-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(30px, 4.5vw, 60px);
  align-items: end;
}

.page-home .ph-hero__lead { max-width: 40rem; }

.page-home .ph-hero__title {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(38px, 8.4vw, 78px);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--white);
  max-width: 14ch;
}

.page-home .ph-hero__mark {
  position: relative;
  color: var(--cyan);
  white-space: nowrap;
}

.page-home .ph-hero__mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -.12em;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(0, 229, 208, 0));
}

.page-home .ph-hero__lede {
  margin: 22px 0 0;
  max-width: 34rem;
  color: var(--body-text);
  font-size: 16px;
  line-height: 1.85;
}

.page-home .ph-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-home .ph-hero__visual { position: relative; }

.page-home .ph-hero__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  object-fit: cover;
  clip-path: polygon(0 14%, 100% 0, 100% 100%, 0 86%);
}

/* ---------- 即时状态条 ---------- */
.page-home .ph-live {
  background: var(--ink-800);
  border-bottom: 1px solid var(--line);
}

.page-home .ph-live__bar {
  display: grid;
  gap: 18px;
  padding: clamp(18px, 2.4vw, 26px) 0;
}

.page-home .ph-live__lead {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-home .ph-live__note {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: .02em;
}

.page-home .ph-live__stats {
  display: grid;
  gap: 14px;
  margin: 0;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
}

.page-home .ph-live__cell {
  border-left: 2px solid var(--line-soft);
  padding-left: 14px;
}

.page-home .ph-live__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-home .ph-live__val {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.4vw, 25px);
  letter-spacing: .01em;
  color: var(--white);
}

.page-home .ph-live__val--orange { color: var(--orange); }

/* ---------- 收藏面板章节 ---------- */
.page-home .ph-pin-sec { padding-bottom: clamp(46px, 6vw, 88px); }

.page-home .ph-pin-layout {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  margin-top: clamp(28px, 4vw, 48px);
}

.page-home .ph-pin-layout__lede {
  margin: 0;
  color: var(--body-text);
  font-size: 16px;
  line-height: 1.85;
  max-width: 34rem;
}

.page-home .ph-pin-facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-home .ph-pin-facts__row {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  align-items: baseline;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .ph-pin-facts__num {
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: -.01em;
  color: var(--cyan);
}

.page-home .ph-pin-facts__txt {
  font-size: 15px;
  line-height: 1.7;
  color: var(--body-text);
}

.page-home .ph-pin-layout__media {
  margin-top: 28px;
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-home .ph-pin-layout__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .ph-pin-board {
  border: 1px solid var(--line);
  background: var(--ink-800);
  padding: clamp(18px, 2.4vw, 28px);
}

.page-home .ph-pin-board .ht-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}

.page-home .ph-pin-board .ht-filter {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-home .ph-pin-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
}

.page-home .ph-pin-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 15px 13px;
  background: var(--ink-800);
  transition: background .24s var(--ph-ease);
}

.page-home .ph-pin-card:hover { background: var(--ink-700); }
.page-home .ph-pin-card[hidden] { display: none; }

.page-home .ph-pin-card__abbr {
  font-family: var(--font-mono);
  font-size: 19px;
  letter-spacing: .06em;
  color: var(--cyan);
  border-bottom: 1px solid rgba(0, 229, 208, .35);
  padding-bottom: 6px;
  align-self: flex-start;
}

.page-home .ph-pin-card__cn {
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

.page-home .ph-pin-board__count {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-home .ph-pin-board__cta { margin-top: 16px; }

/* ---------- 赛前更新 ---------- */
.page-home .ph-prep { padding-bottom: clamp(46px, 6vw, 88px); }

.page-home .ph-prep__timeline {
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-home .ph-prep__node {
  position: relative;
  padding: 22px 0 24px;
  border-bottom: 1px solid var(--line);
}

.page-home .ph-prep__time {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-home .ph-prep__name {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-home .ph-prep__desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body-text);
  max-width: 30rem;
}

.page-home .ph-prep__media {
  margin-top: clamp(26px, 4vw, 42px);
  border: 1px solid var(--line);
  overflow: hidden;
}

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

/* ---------- 大屏对照表 ---------- */
.page-home .ph-screen { padding-bottom: clamp(46px, 6vw, 88px); }

.page-home .ph-screen__grid {
  display: grid;
  gap: clamp(26px, 3.6vw, 50px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-home .ph-screen__text p {
  margin: 0 0 24px;
  color: var(--body-text);
  font-size: 16px;
  line-height: 1.85;
  max-width: 34rem;
}

.page-home .ph-screen__media {
  border: 1px solid var(--line);
  overflow: hidden;
}

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

.page-home .ph-screen__table {
  width: 100%;
  margin-top: clamp(28px, 4vw, 46px);
}

.page-home .ph-screen__caption {
  caption-side: top;
  text-align: left;
  padding-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

/* ---------- 注册卡片 ---------- */
.page-home .ph-join { padding-bottom: clamp(46px, 6vw, 88px); }

.page-home .ph-join__card {
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
  padding: clamp(26px, 4vw, 48px);
  background:
    linear-gradient(122deg, var(--ink-800) 0%, var(--ink-700) 56%, rgba(0, 229, 208, .10) 100%);
}

.page-home .ph-join__main { max-width: 40rem; }

.page-home .ph-join__main .ht-card__text {
  margin: 16px 0 26px;
  color: var(--body-text);
  font-size: 15px;
  line-height: 1.85;
}

.page-home .ph-join__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  align-self: start;
}

.page-home .ph-join__row {
  display: grid;
  grid-template-columns: 3.6rem 1fr;
  align-items: baseline;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .ph-join__abbr {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--violet);
}

.page-home .ph-join__txt {
  font-size: 14px;
  line-height: 1.7;
  color: var(--body-text);
}

/* ---------- 排查指引 ---------- */
.page-home .ph-rescue { padding-bottom: clamp(46px, 6vw, 88px); }

.page-home .ph-rescue__grid {
  display: grid;
  gap: clamp(26px, 4vw, 50px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-home .ph-rescue__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-home .ph-rescue__step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  align-items: baseline;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .ph-rescue__idx {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-home .ph-rescue__step-txt {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-home .ph-rescue__panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(24px, 3.2vw, 36px);
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 122, 41, .10) 0%, rgba(255, 122, 41, 0) 58%),
    var(--ink-800);
}

.page-home .ph-rescue__panel-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(48px, 9vw, 80px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--orange);
}

.page-home .ph-rescue__panel-txt {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-home .ph-rescue__panel-cta { align-self: flex-start; }

.page-home .ph-rescue__link {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  align-self: flex-start;
  padding-bottom: 2px;
  transition: color .2s var(--ph-ease), border-color .2s var(--ph-ease);
}

.page-home .ph-rescue__link:hover,
.page-home .ph-rescue__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 覆盖范围 ---------- */
.page-home .ph-scope { padding-bottom: clamp(52px, 7vw, 96px); }

.page-home .ph-scope__grid {
  display: grid;
  gap: 1px;
  margin-top: clamp(26px, 4vw, 44px);
  background: var(--line);
  border: 1px solid var(--line);
  grid-template-columns: 1fr;
}

.page-home .ph-scope__cell {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(24px, 3.2vw, 38px);
  background: var(--ink-900);
}

.page-home .ph-scope__cell .ht-stat__value {
  font-size: clamp(42px, 6.4vw, 68px);
}

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

.page-home .ph-scope__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(26px, 4vw, 44px);
}

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

@media (min-width: 900px) {
  .page-home .ph-live__bar {
    grid-template-columns: minmax(0, auto) minmax(0, 1fr);
    align-items: center;
    gap: clamp(28px, 4vw, 68px);
  }

  .page-home .ph-live__lead {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

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

  .page-home .ph-prep__node {
    border-bottom: 0;
    border-right: 1px solid var(--line);
    padding: 26px 22px 30px;
  }

  .page-home .ph-prep__node::before {
    content: "";
    position: absolute;
    top: -4px;
    left: 22px;
    width: 7px;
    height: 7px;
    background: var(--cyan);
    transform: rotate(45deg);
  }

  .page-home .ph-prep__node:last-child { border-right: 0; }
}

@media (min-width: 1024px) {
  .page-home .ph-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(36px, 5vw, 76px);
  }

  .page-home .ph-pin-layout {
    grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
    align-items: start;
  }

  .page-home .ph-screen__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    align-items: center;
  }

  .page-home .ph-join__card {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: start;
  }

  .page-home .ph-rescue__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    align-items: start;
  }

  .page-home .ph-rescue__panel { position: sticky; top: 96px; }
}

@media (min-width: 1280px) {
  .page-home .ph-hero__deco { right: -8%; }
  .page-home .ph-pin-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .ph-pin-card,
  .page-home .ph-rescue__link,
  .page-home .ph-crumb .ht-breadcrumb__link {
    transition: none;
  }
}