/* ============ 首页 · 页面专属样式（作用域 .page-home） ============ */
.page-home {
  --home-line: rgba(147, 161, 173, 0.10);
  --home-rule: rgba(20, 24, 28, 0.16);
  background: var(--ink-900);
  color: var(--mist);
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(34px, 5vw, 62px) clamp(56px, 8vw, 96px);
  background-color: var(--ink-900);
  background-image:
    linear-gradient(var(--home-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--home-line) 1px, transparent 1px);
  background-size: 100% 24px, 24px 100%;
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: min(48%, 560px);
  height: min(80%, 540px);
  background: linear-gradient(155deg, rgba(255, 77, 0, 0.40), rgba(122, 42, 10, 0.18) 58%, transparent 88%);
  clip-path: polygon(0 0, 100% 0, 54% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.page-home .home-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(34px, 5vw, 56px);
  align-items: center;
}

.page-home .home-hero__lead { max-width: 620px; }

.page-home .home-context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: var(--step-xs);
  letter-spacing: 0.02em;
  color: var(--steel);
}

.page-home .home-context__sep { color: var(--ink-700); }

.page-home .home-hero__title {
  margin: 0 0 clamp(18px, 3vw, 28px);
  font-weight: 900;
  font-size: clamp(34px, 5.6vw, 72px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-home .home-hero__lede {
  margin: 0 0 clamp(26px, 4vw, 40px);
  max-width: 48ch;
  font-size: var(--step-md);
  line-height: 1.9;
  color: var(--steel);
}

.page-home .home-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(22px, 4vw, 48px);
  margin: 0 0 clamp(26px, 4vw, 40px);
  padding-top: clamp(18px, 3vw, 26px);
  border-top: 1px solid var(--ink-700);
}

.page-home .home-stat {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.page-home .home-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(30px, 3.6vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--bolt);
}

.page-home .home-stat__lab {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--steel);
}

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

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

.page-home .home-hero__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--ink-700);
  background: var(--ink-800);
}

.page-home .home-hero__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(255, 77, 0, 0.24), rgba(17, 20, 24, 0.06) 42%, rgba(17, 20, 24, 0.84) 100%);
  pointer-events: none;
  z-index: 1;
}

.page-home .home-hero__frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.06);
}

.page-home .home-board {
  position: absolute;
  left: clamp(12px, 2.4vw, 24px);
  right: clamp(12px, 2.4vw, 24px);
  bottom: clamp(12px, 2.4vw, 24px);
  z-index: 2;
  padding: 14px 16px 16px;
  background: rgba(17, 20, 24, 0.9);
  border: 1px solid var(--ink-700);
  border-top: 2px solid var(--lava);
}

.page-home .home-board__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.page-home .home-board__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-home .home-board__ver {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lava);
  text-shadow: 0 0 18px rgba(255, 77, 0, 0.45);
}

.page-home .home-board__bars {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 22px;
  margin-bottom: 12px;
}

.page-home .home-board__bars span {
  flex: 1 1 0;
  height: 42%;
  background: linear-gradient(180deg, var(--bolt), rgba(255, 212, 0, 0.18));
}

.page-home .home-board__bars span:nth-child(2) { height: 64%; }
.page-home .home-board__bars span:nth-child(3) { height: 34%; }
.page-home .home-board__bars span:nth-child(4) { height: 88%; }
.page-home .home-board__bars span:nth-child(5) { height: 52%; }
.page-home .home-board__bars span:nth-child(6) { height: 76%; }
.page-home .home-board__bars span:nth-child(7) { height: 46%; }

.page-home .home-board__note {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 区块标题 ---------- */
.page-home .home-head {
  max-width: 780px;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-home .home-head__title {
  margin: 12px 0 14px;
  font-weight: 900;
  font-size: clamp(26px, 3.4vw, 44px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-home .home-head__lede {
  margin: 0;
  max-width: 62ch;
  font-size: var(--step-md);
  line-height: 1.9;
  color: var(--steel);
}

/* ---------- 本期汇总 ---------- */
.page-home .home-week {
  background: var(--ink-900);
  border-top: 1px solid var(--ink-700);
}

.page-home .home-week__grid {
  display: grid;
  gap: 22px;
}

.page-home .home-week__side {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px 20px 24px;
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  border-left: 3px solid var(--lava);
}

.page-home .home-week__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-home .home-week__side-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

.page-home .home-week__facts {
  margin: 0;
  display: grid;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--ink-700);
}

.page-home .home-week__facts > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px 14px;
}

.page-home .home-week__facts dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--steel);
}

.page-home .home-week__facts dd {
  margin: 0;
  flex: 1 1 140px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
  text-align: right;
}

.page-home .week-slots {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink-700);
}

.page-home .week-slot {
  display: grid;
  gap: 6px;
  padding: 16px 6px;
  border-bottom: 1px solid var(--ink-700);
  transition: background-color var(--dur) var(--ease);
}

.page-home .week-slot:hover { background: var(--lava-soft); }

.page-home .week-slot__time {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--lava);
}

.page-home .week-slot__what {
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 项目覆盖 ---------- */
.page-home .home-projects {
  background: var(--ink-850);
  border-top: 1px solid var(--ink-700);
}

.page-home .home-projects__chips { margin-bottom: 22px; }

.page-home .cat-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-home .cat-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 18px 22px;
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  transition:
    transform var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-home .cat-card:hover,
.page-home .cat-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--lava);
  background: var(--ink-900);
}

.page-home .cat-card__count {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--steel);
}

.page-home .cat-card__num {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  color: var(--bolt);
}

.page-home .cat-card__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  color: var(--mist);
}

.page-home .cat-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-home .cat-card__list li {
  padding: 3px 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--steel);
  border: 1px solid var(--ink-700);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .cat-card:hover .cat-card__list li {
  color: var(--mist);
  border-color: rgba(255, 77, 0, 0.42);
}

.page-home .cat-card__fields {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--ink-700);
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 红黄牌记录 ---------- */
.page-home .home-cards {
  background: var(--ink-900);
  border-top: 1px solid var(--ink-700);
  border-bottom: 1px solid var(--ink-700);
}

.page-home .home-cards__split {
  display: grid;
  gap: 28px;
}

.page-home .home-cards__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--ink-700);
  border-left: 3px solid var(--lava);
}

.page-home .home-cards__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.8) contrast(1.05);
}

.page-home .home-cards__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, rgba(255, 77, 0, 0.18), transparent 55%);
  pointer-events: none;
}

.page-home .home-cards__body h2 {
  margin: 12px 0 16px;
  font-size: clamp(26px, 3.2vw, 40px);
  font-weight: 900;
  line-height: 1.2;
  color: var(--mist);
}

.page-home .home-cards__body > p {
  margin: 0 0 22px;
  max-width: 56ch;
  font-size: var(--step-md);
  line-height: 1.9;
  color: var(--steel);
}

.page-home .home-cards__steps {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-home .home-cards__steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--ink-700);
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .home-cards__step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--lava);
}

/* ---------- 历史版本 ---------- */
.page-home .home-versions {
  position: relative;
  overflow: hidden;
  background: var(--paper);
  color: var(--paper-ink);
}

.page-home .home-versions__bg {
  position: absolute;
  inset: 0;
  opacity: 0.14;
  pointer-events: none;
}

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

.page-home .home-versions__inner {
  position: relative;
  z-index: 1;
}

.page-home .home-versions .section-label { color: var(--soil); }
.page-home .home-versions .home-head__title { color: var(--paper-ink); }
.page-home .home-versions .home-head__lede { color: var(--paper-sub); }

.page-home .ver-track {
  display: grid;
  gap: 0;
  border-bottom: 1px solid var(--home-rule);
}

.page-home .ver-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 26px 20px 22px 0;
  border-top: 1px solid var(--home-rule);
}

.page-home .ver-item__node {
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--paper-ink);
}

.page-home .ver-item--now .ver-item__node {
  top: -6px;
  width: 11px;
  height: 11px;
  background: var(--bolt);
  box-shadow: 0 0 0 4px rgba(255, 212, 0, 0.32);
}

.page-home .ver-item__ver {
  font-family: var(--font-mono);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper-ink);
}

.page-home .ver-item--now .ver-item__ver { color: var(--lava); }

.page-home .ver-item__note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--paper-sub);
}

.page-home .home-versions__foot {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-home .home-versions__foot p {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper-sub);
}

/* ---------- 反馈通道 ---------- */
.page-home .home-feedback {
  background: var(--ink-900);
  border-top: 1px solid var(--ink-700);
}

.page-home .home-feedback__split {
  display: grid;
  gap: 28px;
}

.page-home .home-feedback__body h2 {
  margin: 12px 0 16px;
  font-size: clamp(26px, 3.2vw, 40px);
  font-weight: 900;
  line-height: 1.2;
  color: var(--mist);
}

.page-home .home-feedback__body > p {
  margin: 0 0 22px;
  max-width: 54ch;
  font-size: var(--step-md);
  line-height: 1.9;
  color: var(--steel);
}

.page-home .home-feedback__list {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 11px;
}

.page-home .home-feedback__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .home-feedback__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 9px;
  height: 2px;
  background: var(--lava);
}

.page-home .home-feedback__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--ink-700);
  border-bottom: 3px solid var(--soil);
}

.page-home .home-feedback__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

/* ---------- 资料可信度 ---------- */
.page-home .home-trust {
  background: var(--ink-800);
  border-top: 1px solid var(--ink-700);
}

.page-home .home-trust__grid {
  display: grid;
  gap: 1px;
  grid-template-columns: 1fr;
  background: var(--ink-700);
  border: 1px solid var(--ink-700);
}

.page-home .trust-stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 18px 24px;
  background: var(--ink-850);
}

.page-home .trust-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 2.8vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-home .trust-stat--lead .trust-stat__num { color: var(--lava); }

.page-home .trust-stat__lab {
  font-size: 13px;
  line-height: 1.6;
  color: var(--steel);
}

.page-home .home-trust__note {
  margin: 26px 0 16px;
  max-width: 78ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--steel);
}

/* ---------- 入口指引 ---------- */
.page-home .home-start {
  background: var(--ink-900);
  border-top: 1px solid var(--ink-700);
  padding-bottom: clamp(64px, 9vw, 120px);
}

.page-home .home-start__paths {
  display: grid;
  gap: 14px;
}

.page-home .start-path {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px 26px;
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  border-top: 3px solid var(--ink-700);
  color: inherit;
  text-decoration: none;
  transition:
    transform var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-home .start-path:hover,
.page-home .start-path:focus-visible {
  transform: translateY(-2px);
  border-top-color: var(--lava);
  background: var(--ink-850);
}

.page-home .start-path__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--steel);
}

.page-home .start-path__title {
  font-size: 19px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--mist);
}

.page-home .start-path__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

.page-home .home-start__foot {
  display: grid;
  gap: 16px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid var(--ink-700);
}

.page-home .home-start__trust {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--steel);
}

.page-home .home-start__contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--mist);
}

.page-home .home-start__contact-lab {
  flex: 1 0 100%;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--steel);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-home .week-slot {
    grid-template-columns: minmax(0, 168px) minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

@media (min-width: 640px) {
  .page-home .home-trust__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 660px) {
  .page-home .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-home .cat-card--full { grid-column: span 2; }
}

@media (min-width: 820px) {
  .page-home .home-start__paths { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 860px) {
  .page-home .ver-track {
    grid-auto-flow: column;
    grid-auto-columns: minmax(0, 1fr);
  }
  .page-home .ver-item { padding-right: 26px; }
}

@media (min-width: 900px) {
  .page-home .home-cards__split {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 52px;
    align-items: center;
  }

  .page-home .home-feedback__split {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 52px;
    align-items: center;
  }

  .page-home .home-start__foot {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 940px) {
  .page-home .home-week__grid {
    grid-template-columns: minmax(0, 0.34fr) minmax(0, 0.66fr);
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-home .home-hero__inner {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-home .home-hero__frame img { aspect-ratio: 4 / 5; }
}

@media (min-width: 1000px) {
  .page-home .cat-grid { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .page-home .cat-card--wide { grid-column: span 8; }
  .page-home .cat-card--slim { grid-column: span 4; }
  .page-home .cat-card--full { grid-column: span 12; }

  .page-home .home-trust__grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .cat-card,
  .page-home .start-path,
  .page-home .week-slot {
    transition: none;
  }

  .page-home .cat-card:hover,
  .page-home .cat-card:focus-within,
  .page-home .start-path:hover,
  .page-home .start-path:focus-visible {
    transform: none;
  }
}