.page-home {
  --ph-cut: 22px;
  --ph-card: rgba(215, 220, 216, 0.34);
  background: var(--bc-ink);
  color: var(--bc-cream);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-home .ph-stage {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 40px 0 96px;
  background: radial-gradient(120% 90% at 88% 4%, var(--bc-panel) 0%, var(--bc-ink) 64%);
}

.page-home .ph-stage-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.page-home .ph-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(10, 31, 26, 0.42) 0%, rgba(10, 31, 26, 0.9) 72%, var(--bc-ink) 100%);
}

.page-home .ph-stage-inner {
  display: grid;
  gap: 44px;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .ph-context {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--bc-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--bc-gray);
}

.page-home .ph-context::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--bc-orange);
}

.page-home .ph-title {
  margin: 0;
  font-family: var(--bc-font-display);
  font-weight: 900;
  font-size: clamp(54px, 17vw, 128px);
  line-height: 0.84;
  letter-spacing: -0.035em;
  color: var(--bc-cream);
}

.page-home .ph-title span {
  display: block;
  padding-left: 0.06em;
  color: var(--bc-orange);
}

.page-home .ph-lead {
  margin: 22px 0 0;
  max-width: 34ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--bc-line);
}

.page-home .ph-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
}

.page-home .ph-stage-note {
  display: flex;
  align-items: center;
  margin: 22px 0 0;
  font-family: var(--bc-font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--bc-gray);
}

.page-home .ph-dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--bc-mint);
  box-shadow: 0 0 0 4px rgba(79, 240, 208, 0.16);
}

.page-home .ph-index {
  border-top: 2px solid var(--bc-mint);
  padding-top: 14px;
}

.page-home .ph-index-title {
  margin: 0 0 8px;
  font-family: var(--bc-font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--bc-mint);
}

.page-home .ph-index ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .ph-index a {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 2px;
  border-bottom: 1px solid rgba(243, 235, 221, 0.14);
  color: var(--bc-cream);
  text-decoration: none;
  transition: padding-left 0.24s var(--bc-ease), border-color 0.24s var(--bc-ease);
}

.page-home .ph-index a:hover,
.page-home .ph-index a:focus-visible {
  padding-left: 8px;
  border-bottom-color: var(--bc-orange);
}

.page-home .ph-index-num {
  font-family: var(--bc-font-mono);
  font-size: 13px;
  color: var(--bc-mint);
  transition: color 0.24s var(--bc-ease);
}

.page-home .ph-index a:hover .ph-index-num {
  color: var(--bc-orange);
}

.page-home .ph-index-text {
  display: block;
  font-family: var(--bc-font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.3;
}

.page-home .ph-index-text em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-family: var(--bc-font-body);
  font-weight: 400;
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--bc-gray);
}

.page-home .ph-slip {
  position: absolute;
  left: -4%;
  right: -4%;
  bottom: 0;
  height: 46px;
  background: var(--bc-orange);
  opacity: 0.88;
  clip-path: polygon(0 100%, 0 62%, 100% 0, 100% 38%);
}

/* ---------- 章节通用 ---------- */
.page-home .ph-chapter {
  padding: 56px 0 64px;
}

.page-home .ph-chapter--paper {
  background: var(--bc-cream);
  color: var(--bc-paper-ink);
}

.page-home .ph-chapter--ink {
  background: var(--bc-panel);
  color: var(--bc-cream);
}

.page-home .ph-head {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
  margin-bottom: 34px;
}

.page-home .ph-num {
  margin: 0;
  font-family: var(--bc-font-mono);
  font-weight: 700;
  font-size: 54px;
  line-height: 0.82;
  letter-spacing: -0.02em;
  color: rgba(255, 106, 43, 0.2);
  -webkit-text-stroke: 1.4px var(--bc-orange);
}

.page-home .ph-h2 {
  margin: 0 0 12px;
  font-family: var(--bc-font-display);
  font-weight: 800;
  font-size: clamp(25px, 4.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-home .ph-sub {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
}

.page-home .ph-chapter--paper .ph-sub {
  color: rgba(32, 24, 18, 0.78);
}

.page-home .ph-chapter--ink .ph-sub {
  color: rgba(243, 235, 221, 0.78);
}

.page-home .ph-link {
  display: inline-block;
  margin-top: 14px;
  padding-bottom: 2px;
  font-size: 14px;
  font-weight: 700;
  color: var(--bc-orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 43, 0.42);
  transition: border-color 0.22s var(--bc-ease), color 0.22s var(--bc-ease);
}

.page-home .ph-link::after {
  content: "→";
  margin-left: 8px;
  display: inline-block;
  transition: transform 0.22s var(--bc-ease);
}

.page-home .ph-link:hover,
.page-home .ph-link:focus-visible {
  border-bottom-color: var(--bc-orange);
}

.page-home .ph-link:hover::after {
  transform: translateX(4px);
}

/* ---------- 01 分层入口 ---------- */
.page-home .ph-layers {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .ph-layer {
  padding: 22px 20px 20px;
  background: var(--ph-card);
  border: 1px solid var(--bc-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ph-cut)), calc(100% - var(--ph-cut)) 100%, 0 100%);
  transition: border-color 0.24s var(--bc-ease), transform 0.24s var(--bc-ease);
}

.page-home .ph-layer:hover {
  border-color: var(--bc-orange);
  transform: translateY(-3px);
}

.page-home .ph-layer-idx {
  margin: 0 0 12px;
  font-family: var(--bc-font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--bc-orange);
}

.page-home .ph-layer h3 {
  margin: 0 0 8px;
  font-family: var(--bc-font-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.25;
}

.page-home .ph-layer p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(32, 24, 18, 0.76);
}

/* ---------- 02 联赛导航 ---------- */
.page-home .ph-league {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .ph-league-media {
  margin: 0;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

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

.page-home .ph-league-media .bc-media-cap {
  padding: 12px 4px 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--bc-gray);
}

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

.page-home .ph-points li {
  position: relative;
  padding-left: 26px;
  font-size: 15.5px;
  line-height: 1.74;
  color: rgba(243, 235, 221, 0.86);
}

.page-home .ph-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 12px;
  height: 2px;
  background: var(--bc-mint);
}

.page-home .ph-league-body .bc-btn {
  margin-top: 22px;
}

/* ---------- 03 轮次 ---------- */
.page-home .ph-round7 {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
}

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

.page-home .ph-round-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .ph-round-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-home .ph-round-tabs label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  font-family: var(--bc-font-mono);
  font-size: 13px;
  color: rgba(32, 24, 18, 0.72);
  border: 1px solid var(--bc-line);
  cursor: pointer;
  transition: background 0.22s var(--bc-ease), color 0.22s var(--bc-ease), border-color 0.22s var(--bc-ease);
}

.page-home .ph-round-tabs label:hover {
  border-color: var(--bc-orange);
  color: var(--bc-orange);
}

.page-home .ph-round-now {
  font-weight: 700;
  color: var(--bc-orange);
}

.page-home .ph-round-panel {
  position: relative;
  display: none;
  padding: 26px 22px 24px;
  background: var(--bc-ink);
  color: var(--bc-cream);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-home .ph-round-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 68px;
  height: 4px;
  background: var(--bc-orange);
}

.page-home .ph-round-meta {
  margin: 0 0 10px;
  font-family: var(--bc-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--bc-mint);
}

.page-home .ph-round-title {
  margin: 0 0 10px;
  font-family: var(--bc-font-display);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.3;
}

.page-home .ph-round-body {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(243, 235, 221, 0.82);
}

.page-home .ph-round-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-home .ph-round-list li {
  position: relative;
  padding-left: 20px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--bc-gray);
}

.page-home .ph-round-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 8px;
  height: 2px;
  background: var(--bc-orange);
}

.page-home #ph-r5:checked ~ .ph-round-panels #ph-p5,
.page-home #ph-r6:checked ~ .ph-round-panels #ph-p6,
.page-home #ph-r7:checked ~ .ph-round-panels #ph-p7 {
  display: block;
}

.page-home #ph-r5:checked ~ .ph-round-tabs label[for="ph-r5"],
.page-home #ph-r6:checked ~ .ph-round-tabs label[for="ph-r6"],
.page-home #ph-r7:checked ~ .ph-round-tabs label[for="ph-r7"] {
  background: var(--bc-ink);
  border-color: var(--bc-ink);
  color: var(--bc-cream);
}

.page-home #ph-r5:focus-visible ~ .ph-round-tabs label[for="ph-r5"],
.page-home #ph-r6:focus-visible ~ .ph-round-tabs label[for="ph-r6"],
.page-home #ph-r7:focus-visible ~ .ph-round-tabs label[for="ph-r7"] {
  outline: 2px solid var(--bc-orange);
  outline-offset: 2px;
}

.page-home .ph-round7-figure {
  margin: 0;
}

.page-home .ph-round7-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-home .ph-round7-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.62;
  color: rgba(32, 24, 18, 0.62);
}

/* ---------- 04 V3 权益 ---------- */
.page-home .ph-v3 {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .ph-checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-home .ph-checklist label {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  background: rgba(30, 74, 64, 0.42);
  border: 1px solid rgba(243, 235, 221, 0.16);
  cursor: pointer;
  transition: border-color 0.22s var(--bc-ease), background 0.22s var(--bc-ease);
}

.page-home .ph-checklist label:hover {
  border-color: var(--bc-mint);
  background: rgba(30, 74, 64, 0.66);
}

.page-home .ph-checklist input {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  border: 1px solid var(--bc-mint);
  background: transparent;
  position: relative;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% 68%, 68% 100%, 0 100%);
}

.page-home .ph-checklist input:checked {
  background: var(--bc-mint);
}

.page-home .ph-checklist input:checked::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 3px;
  width: 4px;
  height: 9px;
  border-right: 2px solid var(--bc-ink);
  border-bottom: 2px solid var(--bc-ink);
  transform: rotate(40deg);
}

.page-home .ph-checklist input:focus-visible {
  outline: 2px solid var(--bc-orange);
  outline-offset: 2px;
}

.page-home .ph-check-body strong {
  display: block;
  font-family: var(--bc-font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
  color: var(--bc-cream);
}

.page-home .ph-check-body em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--bc-gray);
}

.page-home .ph-v3-side {
  border-top: 2px solid var(--bc-orange);
  padding-top: 18px;
}

.page-home .ph-v3-note {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.76;
  color: rgba(243, 235, 221, 0.82);
}

.page-home .ph-v3-side .bc-btn {
  margin-top: 4px;
}

/* ---------- 05 服务领取 ---------- */
.page-home .ph-steps {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .ph-step {
  padding-top: 16px;
  border-top: 3px solid var(--bc-orange);
}

.page-home .ph-step-idx {
  margin: 0 0 10px;
  font-family: var(--bc-font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: rgba(32, 24, 18, 0.55);
}

.page-home .ph-step h3 {
  margin: 0 0 8px;
  font-family: var(--bc-font-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.28;
}

.page-home .ph-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(32, 24, 18, 0.76);
}

.page-home .ph-start-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: 30px;
}

.page-home .ph-start-actions .ph-link {
  margin-top: 0;
}

/* ---------- 信任数据 ---------- */
.page-home .ph-trust {
  background: var(--bc-ink);
  color: var(--bc-cream);
  padding-bottom: 64px;
}

.page-home .ph-trust-media {
  margin: 0;
  overflow: hidden;
}

.page-home .ph-trust-media img {
  display: block;
  width: 100%;
  height: 190px;
  object-fit: cover;
  opacity: 0.62;
}

.page-home .ph-trust-body {
  padding-top: 34px;
}

.page-home .ph-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--bc-font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--bc-mint);
}

.page-home .ph-eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--bc-orange);
}

.page-home .ph-trust-lead {
  margin: 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(243, 235, 221, 0.8);
}

.page-home .ph-stats {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-home .ph-stats li {
  padding-left: 14px;
  border-left: 2px solid var(--bc-mid);
}

.page-home .ph-stat-num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--bc-font-mono);
  font-weight: 700;
  font-size: clamp(22px, 6vw, 30px);
  line-height: 1;
  color: var(--bc-mint);
}

.page-home .ph-stats li span:last-child {
  display: block;
  font-size: 13px;
  line-height: 1.62;
  color: rgba(243, 235, 221, 0.68);
}

.page-home .ph-trust-extra {
  margin: 28px 0 0;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.72);
}

.page-home .ph-trust-extra .ph-link {
  margin-left: 6px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .ph-chapter {
    padding: 68px 0 76px;
  }

  .page-home .ph-num {
    font-size: 68px;
  }

  .page-home .ph-trust-media img {
    height: 240px;
  }
}

@media (min-width: 860px) {
  .page-home .ph-stage {
    padding: 64px 0 112px;
  }

  .page-home .ph-stage-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
  }

  .page-home .ph-head {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-home .ph-layers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .ph-league {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 32px;
    align-items: start;
  }

  .page-home .ph-round7 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-home .ph-v3 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-home .ph-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-home .ph-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
  }

  .page-home .ph-trust-media img {
    height: 280px;
  }
}

@media (min-width: 1080px) {
  .page-home .ph-layers {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
  }

  .page-home .ph-layer:nth-child(2) {
    margin-top: 30px;
  }

  .page-home .ph-layer:nth-child(4) {
    margin-top: 60px;
  }

  .page-home .ph-title {
    font-size: clamp(88px, 9.6vw, 132px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .ph-layer,
  .page-home .ph-index a,
  .page-home .ph-link::after,
  .page-home .ph-checklist label {
    transition: none;
  }

  .page-home .ph-layer:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>