.page-home .mono {
  font-family: var(--mono);
  letter-spacing: 0.02em;
}

.page-home h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.6vw, 2.25rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: #ffffff;
  margin: 0 0 14px;
}

.page-home p {
  line-height: 1.75;
}

.page-home .sec-kicker {
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 10px;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  padding-bottom: clamp(36px, 6vw, 72px);
  border-bottom: var(--line);
}

.page-home .hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  padding-top: clamp(24px, 4vw, 46px);
  align-items: start;
}

.page-home .hero__kicker {
  font-size: 0.8125rem;
  color: var(--cyan);
  margin: 0 0 12px;
}

.page-home .hero h1 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(1.75rem, 5.2vw, 3rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: #ffffff;
  margin: 0 0 16px;
}

.page-home .hero__lead {
  color: var(--silver);
  font-size: 1rem;
  margin: 0 0 22px;
  max-width: 46ch;
}

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

.page-home .hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.875rem;
  color: var(--silver);
}

.page-home .hero__facts b {
  font-weight: 600;
}

.page-home .hero__shot {
  margin: 26px 0 0;
  max-width: 300px;
  border: var(--line-strong);
  background: var(--ink-700);
}

.page-home .hero__shot img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 入口矩阵 ---------- */
.page-home .hero__matrix {
  position: relative;
  overflow: hidden;
  background: var(--ink-700);
  border: var(--line-strong);
  box-shadow: var(--hard);
  padding: clamp(12px, 1.6vw, 18px);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
}

.page-home .entry-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--ink-500);
  border: 1px solid var(--ink-500);
}

.page-home .entry {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 96px;
  padding: 14px 12px;
  background: var(--ink-900);
  color: var(--silver);
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.page-home .entry:hover,
.page-home .entry:focus-visible {
  background: var(--ink-700);
}

.page-home .entry__ico {
  display: block;
  color: var(--cyan);
  line-height: 0;
}

.page-home .entry__name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1rem;
  color: #ffffff;
}

.page-home .entry__meta {
  margin-top: auto;
  font-size: 0.75rem;
  color: var(--silver-dim);
}

/* ---------- 下载与文件说明 ---------- */
.page-home .dl {
  background: var(--paper);
  color: var(--ink-900);
  padding-block: clamp(44px, 7vw, 88px);
}

.page-home .dl h2 {
  color: var(--ink-900);
}

.page-home .dl__inner {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: center;
}

.page-home .dl__lead {
  color: var(--ink-700);
  margin: 0 0 22px;
  max-width: 52ch;
}

.page-home .dl__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  border-top: 1px solid rgba(7, 26, 43, 0.2);
}

.page-home .dl__item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(7, 26, 43, 0.2);
}

.page-home .dl__item-name {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--orange-deep);
}

.page-home .dl__item-txt {
  font-size: 0.9375rem;
  color: var(--ink-700);
}

.page-home .dl__fig {
  margin: 0;
}

.page-home .dl__fig img {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--ink-900);
}

.page-home .dl__fig .media__caption {
  display: block;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--ink-700);
}

/* ---------- 分类标签索引 ---------- */
.page-home .idx {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  padding-block: clamp(44px, 7vw, 88px);
  border-bottom: var(--line);
}

.page-home .idx__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.12;
  pointer-events: none;
}

.page-home .idx .wrap {
  position: relative;
}

.page-home .idx__lead {
  color: var(--silver);
  margin: 0 0 22px;
  max-width: 54ch;
}

.page-home .idx__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-home .idx__note {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--silver-dim);
}

/* ---------- 订阅页反馈 ---------- */
.page-home .fb {
  background: var(--ink-900);
  padding-block: clamp(44px, 7vw, 88px);
}

.page-home .fb__panel {
  background: var(--ink-700);
  border: var(--line-strong);
  box-shadow: var(--hard);
  padding: clamp(22px, 4vw, 40px);
}

.page-home .fb__panel p {
  color: var(--silver);
  margin: 0 0 22px;
  max-width: 60ch;
}

.page-home .fb__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .fb__list li {
  border-top: 2px solid var(--ink-500);
  padding-top: 12px;
  font-size: 0.9375rem;
  color: var(--silver);
}

.page-home .fb__list b {
  display: block;
  margin-bottom: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
}

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

/* ---------- 导出专栏 ---------- */
.page-home .exp {
  background: var(--paper);
  color: var(--ink-900);
  padding-block: clamp(44px, 7vw, 88px);
}

.page-home .exp h2 {
  color: var(--ink-900);
}

.page-home .exp__copy p {
  color: var(--ink-700);
  max-width: 56ch;
}

.page-home .steps {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 22px 0 26px;
  padding: 0;
}

.page-home .step {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-home .step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--orange);
  color: var(--ink-900);
  font-size: 0.8125rem;
  font-weight: 600;
}

.page-home .step__txt {
  font-size: 0.9375rem;
  color: var(--ink-900);
}

.page-home .step__line {
  flex: 1 1 40px;
  min-width: 28px;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--ink-500) 0 6px, transparent 6px 12px);
}

/* ---------- 持续更新与维护 ---------- */
.page-home .maint {
  background: var(--ink-900);
  padding-block: clamp(44px, 7vw, 88px);
}

.page-home .maint p {
  color: var(--silver);
  margin: 0;
  max-width: 58ch;
}

.page-home .maint__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--ink-500);
  border: 1px solid var(--ink-500);
  margin: 26px 0 0;
}

.page-home .stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--ink-900);
}

.page-home .stat__num {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(1.375rem, 3.4vw, 1.875rem);
  letter-spacing: -0.01em;
  color: var(--orange);
}

.page-home .stat__label {
  font-size: 0.875rem;
  color: var(--silver-dim);
}

.page-home .maint__note {
  margin: 20px 0 0;
  font-size: 0.9375rem;
  color: var(--silver-dim);
}

.page-home .maint__note a {
  color: var(--cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-home .entry-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .dl__item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

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

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

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

@media (min-width: 800px) {
  .page-home .maint__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .page-home .hero__shot {
    max-width: 100%;
  }

  .page-home .step__line {
    flex-basis: 100%;
  }
}