.page-home {
  --home-cut: 24px;
  --home-gap: clamp(16px, 2.4vw, 28px);
  display: block;
  background-color: var(--pitch);
  color: var(--fg);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-home .breadcrumbs {
  padding-top: clamp(14px, 2vw, 22px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--fg-mute);
}

/* ---------- 分节斜线色带 ---------- */
.page-home .home-divider {
  height: 8px;
  background: linear-gradient(90deg, var(--red) 0 34%, var(--yellow) 34% 67%, var(--bright) 67% 100%);
  clip-path: polygon(0 0, 100% 0, 100% 55%, 0 100%);
  opacity: 0.9;
}

/* ---------- 首屏 ---------- */
.page-home .home-open {
  position: relative;
  isolation: isolate;
  padding-block: clamp(24px, 3.6vw, 52px) clamp(48px, 6vw, 92px);
}

.page-home .home-open__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.page-home .home-open__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  filter: grayscale(0.35) saturate(0.7);
}

.page-home .home-open__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(53, 224, 208, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(53, 224, 208, 0.1) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(130% 92% at 14% 0%, #000 18%, transparent 78%);
  mask-image: radial-gradient(130% 92% at 14% 0%, #000 18%, transparent 78%);
}

.page-home .home-open__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-home .home-open__rail {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-home .home-open__signature {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
}

.page-home .home-open__signature::before {
  content: "";
  display: block;
  width: 9px;
  height: 22px;
  background: var(--red);
  clip-path: polygon(0 0, 100% 0, 100% 68%, 0 100%);
}

.page-home .home-open__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  font-weight: 900;
  color: #ffffff;
}

.page-home .home-open__lede {
  margin: 0;
  max-width: 44ch;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.8;
  color: var(--fg-dim);
}

/* ---------- 四块入口卡 ---------- */
.page-home .home-open__deck {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.6vw, 18px);
}

.page-home .home-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 26px);
  text-decoration: none;
  color: var(--fg);
  background: rgba(12, 59, 42, 0.92);
  border: 1px solid var(--line);
  clip-path: polygon(
    0 0,
    calc(100% - var(--home-cut)) 0,
    100% var(--home-cut),
    100% 100%,
    var(--home-cut) 100%,
    0 calc(100% - var(--home-cut))
  );
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-home .home-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 0;
  background: linear-gradient(180deg, rgba(226, 49, 43, 0), rgba(226, 49, 43, 0.32));
  pointer-events: none;
  transition: height var(--dur-slow) var(--ease);
}

.page-home .home-card:hover,
.page-home .home-card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.page-home .home-card:hover::before,
.page-home .home-card:focus-visible::before {
  height: 100%;
}

.page-home .home-card__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--yellow);
}

.page-home .home-card__title {
  margin: 0;
  font-size: clamp(19px, 1.6vw, 22px);
  line-height: 1.25;
  font-weight: 800;
  color: #ffffff;
}

.page-home .home-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--fg-dim);
}

.page-home .home-card__go {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-home .home-card:hover .home-card__go,
.page-home .home-card:focus-visible .home-card__go {
  opacity: 1;
  transform: translateX(0);
}

/* ---------- 通用区块头 ---------- */
.page-home .home-scale,
.page-home .home-paths,
.page-home .home-cross,
.page-home .home-venues,
.page-home .home-reports,
.page-home .home-cta {
  padding-block: clamp(48px, 7vw, 96px);
}

.page-home .home-cross,
.page-home .home-venues {
  padding-block: clamp(40px, 5.5vw, 76px);
}

.page-home .section-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 62ch;
  margin-bottom: clamp(26px, 3.4vw, 46px);
}

.page-home .h-section {
  margin: 0;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.18;
  font-weight: 900;
  color: #ffffff;
}

.page-home .lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.78;
  color: var(--fg-dim);
}

/* ---------- 归档规模 ---------- */
.page-home .home-scale__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-home .home-scale__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin: 0;
}

.page-home .home-scale__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-block: 14px;
  border-bottom: 1px solid var(--line);
}

.page-home .home-scale__item:first-child {
  border-top: 1px solid var(--line);
}

.page-home .home-scale__key {
  margin: 0;
  font-size: 14px;
  color: var(--fg-mute);
}

.page-home .home-scale__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 1.5vw, 20px);
  font-weight: 700;
  color: var(--cyan);
  text-align: right;
  white-space: nowrap;
}

.page-home .home-scale__figure,
.page-home .home-cross__figure,
.page-home .home-venues__figure {
  margin: 0;
  background: var(--blue);
  border: 1px solid var(--line);
  clip-path: polygon(
    0 0,
    calc(100% - var(--home-cut)) 0,
    100% var(--home-cut),
    100% 100%,
    var(--home-cut) 100%,
    0 calc(100% - var(--home-cut))
  );
  overflow: hidden;
}

.page-home .home-scale__figure img,
.page-home .home-cross__figure img,
.page-home .home-venues__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

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

.page-home .home-cross__figure img,
.page-home .home-venues__figure img {
  aspect-ratio: 3 / 2;
}

.page-home .home-scale__figure figcaption,
.page-home .home-cross__figure figcaption,
.page-home .home-venues__figure figcaption {
  padding: 12px clamp(14px, 1.6vw, 20px) 16px;
  border-top: 1px solid var(--line);
  background: rgba(12, 59, 42, 0.72);
  font-size: 13px;
  line-height: 1.66;
  color: var(--fg-dim);
}

/* ---------- 三条入门路径 ---------- */
.page-home .home-paths__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 26px);
}

.page-home .home-path {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 2.2vw, 28px);
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(
    0 0,
    calc(100% - var(--home-cut)) 0,
    100% var(--home-cut),
    100% 100%,
    var(--home-cut) 100%,
    0 calc(100% - var(--home-cut))
  );
  transition: border-color var(--dur) var(--ease);
}

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

.page-home .home-path__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  background: var(--yellow);
  clip-path: polygon(0 0, 100% 0, 100% 68%, 0 100%);
}

.page-home .home-path__title {
  margin: 0;
  font-size: clamp(17px, 1.4vw, 19px);
  line-height: 1.32;
  font-weight: 800;
  color: #ffffff;
}

.page-home .home-path__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--fg-dim);
}

.page-home .home-path__steps {
  list-style: none;
  margin: 0;
  padding-left: 16px;
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home .home-path__steps li {
  position: relative;
  font-size: 14px;
  line-height: 1.68;
  color: var(--fg-dim);
}

.page-home .home-path__steps li::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 9px;
  width: 7px;
  height: 7px;
  background: var(--bright);
  transform: rotate(45deg);
}

.page-home .home-path__steps b {
  font-weight: 700;
  color: var(--fg);
}

.page-home .home-path__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .home-path__link:hover,
.page-home .home-path__link:focus-visible {
  color: #ffffff;
  border-color: #ffffff;
}

/* ---------- 对照阅读 ---------- */
.page-home .home-cross {
  background: var(--pitch);
}

.page-home .home-cross__grid,
.page-home .home-venues__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 52px);
  align-items: center;
}

.page-home .home-cross__para,
.page-home .home-venues__para {
  margin: 0 0 18px;
  max-width: 58ch;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.78;
  color: var(--fg-dim);
}

.page-home .home-cross__points {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .home-cross__points li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--fg-dim);
}

.page-home .home-cross__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  border-left: 3px solid var(--red);
  border-bottom: 3px solid var(--red);
}

.page-home .home-cross__points b {
  color: var(--fg);
  font-weight: 700;
}

.page-home .home-cross__more,
.page-home .home-venues__more {
  margin: 0;
}

.page-home .home-cross__more a,
.page-home .home-venues__more a {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 197, 24, 0.45);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .home-cross__more a:hover,
.page-home .home-cross__more a:focus-visible,
.page-home .home-venues__more a:hover,
.page-home .home-venues__more a:focus-visible {
  color: #ffffff;
  border-color: #ffffff;
}

/* ---------- 场馆档案 ---------- */
.page-home .home-venues {
  background: linear-gradient(180deg, var(--pitch) 0%, rgba(12, 59, 42, 0.65) 100%);
}

/* ---------- 观察报告时间轴 ---------- */
.page-home .home-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.page-home .home-timeline__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding-block: clamp(18px, 2.2vw, 26px);
  border-bottom: 1px solid var(--line);
  transition: background-color var(--dur) var(--ease);
}

.page-home .home-timeline__item:hover {
  background-color: rgba(30, 122, 82, 0.12);
}

.page-home .home-timeline__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--fg-mute);
}

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

.page-home .home-timeline__title {
  margin: 0;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.3;
  font-weight: 800;
  color: #ffffff;
}

.page-home .home-timeline__desc {
  margin: 0;
  max-width: 64ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--fg-dim);
}

.page-home .home-timeline__link {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .home-timeline__link:hover,
.page-home .home-timeline__link:focus-visible {
  color: #ffffff;
  border-color: #ffffff;
}

/* ---------- 合作入口 ---------- */
.page-home .home-cta {
  padding-bottom: clamp(56px, 8vw, 110px);
}

.page-home .home-cta__panel {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 2.6vw, 32px);
  padding: clamp(26px, 3.6vw, 48px);
  background: var(--blue);
  border: 1px solid var(--line);
  clip-path: polygon(
    0 0,
    calc(100% - var(--home-cut)) 0,
    100% var(--home-cut),
    100% 100%,
    var(--home-cut) 100%,
    0 calc(100% - var(--home-cut))
  );
}

.page-home .home-cta__title {
  margin: 0 0 12px;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.2;
  font-weight: 900;
  color: #ffffff;
}

.page-home .home-cta__text {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--fg-dim);
}

.page-home .home-cta__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.45);
}

.page-home .home-cta__text a:hover,
.page-home .home-cta__text a:focus-visible {
  color: #ffffff;
  border-color: #ffffff;
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-home .home-open__deck {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .home-scale__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 40px);
  }

  .page-home .home-scale__item:nth-child(2) {
    border-top: 1px solid var(--line);
  }

  .page-home .home-timeline__item {
    grid-template-columns: 96px minmax(0, 1fr) auto;
    align-items: start;
    column-gap: clamp(16px, 2vw, 28px);
  }

  .page-home .home-timeline__link {
    justify-self: end;
    margin-top: 4px;
  }
}

@media (min-width: 900px) {
  .page-home .home-paths__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .home-scale__body {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

  .page-home .home-cta__panel {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

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

  .page-home .home-cta__actions {
    flex: 0 0 auto;
  }
}

@media (min-width: 960px) {
  .page-home .home-open__grid {
    grid-template-columns: minmax(280px, 5fr) minmax(0, 7fr);
    gap: clamp(36px, 5vw, 72px);
  }

  .page-home .home-cross__grid,
  .page-home .home-venues__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-home .home-venues__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}
<<<END>>>