.page-home {
  --home-rule: 1px solid var(--line);
  --home-rule-strong: 1px solid var(--line-2);
}

/* ---------- 首屏 ---------- */
.page-home .hero-home {
  position: relative;
  padding: clamp(22px, 4.5vw, 46px) clamp(16px, 5vw, 52px) clamp(22px, 4vw, 40px);
  background-image: linear-gradient(to right, rgba(11, 22, 34, .045) 1px, transparent 1px);
  background-size: 96px 100%;
  overflow: hidden;
}

.page-home .hero-home__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 42px);
  align-items: end;
}

.page-home .hero-home__lead {
  min-width: 0;
}

.page-home .hero-home h1 {
  margin: .18em 0 .42em;
  max-width: 15ch;
  font-size: clamp(1.95rem, 7.4vw, 4.1rem);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -.022em;
  color: var(--ink);
}

.page-home .hero-home__lede {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(.94rem, 2.2vw, 1.06rem);
  line-height: 1.9;
  color: var(--ink-2);
}

.page-home .hero-home__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-home .hero-home__media {
  min-width: 0;
}

.page-home .hero-home__media .media-frame {
  width: 100%;
}

/* ---------- 首屏数据条 ---------- */
.page-home .hero-home__facts {
  margin: clamp(26px, 4.5vw, 46px) 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background-color: var(--line);
  border-top: var(--home-rule-strong);
  border-bottom: var(--home-rule-strong);
}

.page-home .hero-home__facts .data-cell {
  background-color: var(--paper);
  padding: clamp(12px, 2.2vw, 20px) clamp(10px, 1.6vw, 16px);
  min-width: 0;
}

.page-home .hero-home__facts .data-cell__label {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--copper);
}

.page-home .hero-home__facts .data-cell__value {
  margin: 6px 0 0;
  font-size: clamp(.9rem, 2.1vw, 1.02rem);
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 入口轨道 ---------- */
.page-home .entry-track {
  list-style: none;
  margin: clamp(26px, 4.5vw, 48px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background-color: var(--line);
  border-top: var(--home-rule-strong);
  border-bottom: var(--home-rule-strong);
}

.page-home .entry-track__item {
  background-color: var(--paper);
  padding: clamp(20px, 3.2vw, 34px) clamp(16px, 2.4vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  transition: background-color .3s var(--ease);
}

.page-home .entry-track__item:hover {
  background-color: var(--paper-2);
}

.page-home .entry-track__num {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--copper);
}

.page-home .entry-track__title {
  margin: 0;
  font-size: clamp(1.06rem, 2.5vw, 1.3rem);
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
}

.page-home .entry-track__text {
  margin: 0;
  font-size: .92rem;
  line-height: 1.82;
  color: var(--ink-3);
}

.page-home .entry-track__link {
  margin-top: auto;
  padding-top: 14px;
  font-size: .86rem;
  font-weight: 600;
  color: var(--signal-2);
  text-decoration: underline;
  text-underline-offset: 5px;
  text-decoration-thickness: 1px;
  transition: color .25s var(--ease), text-underline-offset .25s var(--ease);
}

.page-home .entry-track__link:hover {
  color: var(--signal);
  text-underline-offset: 8px;
}

/* ---------- 要闻记录 ---------- */
.page-home .updates-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4.5vw, 54px);
  align-items: start;
}

.page-home .updates-split__text {
  min-width: 0;
}

.page-home .section--ink .section__title,
.page-home .section--ink .section__lede {
  color: inherit;
}

.page-home .updates-split .ledger {
  margin: clamp(20px, 3vw, 32px) 0 0;
  border-top: 1px solid var(--line-inv);
}

.page-home .updates-split .ledger__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-inv);
}

.page-home .updates-split .ledger__key {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--copper-2);
}

.page-home .updates-split .ledger__val {
  margin: 0;
  font-size: .95rem;
  line-height: 1.65;
  color: var(--paper);
}

.page-home .updates-split__media {
  min-width: 0;
}

.page-home .updates-split__media .media-frame {
  width: 100%;
}

/* ---------- 变更说明 ---------- */
.page-home .change-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4.5vw, 52px);
  align-items: start;
}

.page-home .change-split__left,
.page-home .change-split__right {
  min-width: 0;
}

.page-home .change-anchor {
  position: relative;
}

.page-home .change-anchor .panel__title {
  font-size: clamp(1.05rem, 2.4vw, 1.24rem);
  font-weight: 700;
}

.page-home .change-media {
  margin-top: clamp(16px, 2.6vw, 26px);
}

.page-home .change-media .media-frame {
  width: 100%;
}

.page-home .change-list {
  list-style: none;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  border-top: var(--home-rule-strong);
}

.page-home .change-list__item {
  padding: clamp(16px, 2.4vw, 22px) 0;
  border-bottom: var(--home-rule);
}

.page-home .change-list__title {
  margin: 0 0 8px;
  font-size: clamp(1rem, 2.2vw, 1.12rem);
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink);
}

.page-home .change-list__title::before {
  content: "—";
  margin-right: .55em;
  color: var(--copper);
}

.page-home .change-list__item p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--ink-3);
}

/* ---------- 第一次接触 ---------- */
.page-home .enterprise-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4.5vw, 52px);
  align-items: start;
}

.page-home .enterprise-paths,
.page-home .enterprise-media {
  min-width: 0;
}

.page-home .path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background-color: var(--line);
  border-top: var(--home-rule-strong);
  border-bottom: var(--home-rule);
}

.page-home .path-list__item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background-color: var(--paper);
  padding: clamp(16px, 2.4vw, 22px) clamp(12px, 1.8vw, 18px);
  min-width: 0;
}

.page-home .path-list__mark {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border: 1px solid var(--copper);
  background-color: var(--paper);
  transition: background-color .25s var(--ease), border-color .25s var(--ease);
}

.page-home .path-list__item:hover .path-list__mark {
  background-color: var(--signal);
  border-color: var(--signal);
}

.page-home .path-list__body {
  min-width: 0;
}

.page-home .path-list__name {
  margin: 0 0 6px;
  font-size: clamp(.98rem, 2.2vw, 1.08rem);
  font-weight: 600;
  color: var(--ink);
}

.page-home .path-list__desc {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--ink-3);
}

.page-home .contact-lines {
  margin-top: clamp(20px, 3vw, 30px);
  padding-top: clamp(16px, 2.4vw, 22px);
  border-top: var(--home-rule-strong);
}

.page-home .contact-lines__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 9px 0;
}

.page-home .contact-lines__key {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--copper);
}

.page-home .contact-lines__val {
  font-size: .94rem;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-home .contact-lines__note {
  margin: 12px 0 0;
  font-size: .84rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-home .enterprise-media .media-frame {
  width: 100%;
}

/* ---------- 收束条 ---------- */
.page-home .closing-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 28px);
  align-items: center;
  padding: clamp(20px, 3.4vw, 30px) clamp(18px, 3vw, 32px);
  border: var(--home-rule-strong);
  border-left: 4px solid var(--signal);
  background-color: var(--paper-2);
}

.page-home .closing-strip__text {
  min-width: 0;
}

.page-home .closing-strip__title {
  margin: 8px 0 8px;
  font-size: clamp(1.12rem, 2.8vw, 1.42rem);
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
}

.page-home .closing-strip__desc {
  margin: 0;
  max-width: 52ch;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--ink-3);
}

.page-home .closing-strip__btn {
  justify-self: start;
}

/* ---------- 图片统一处理 ---------- */
.page-home .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-home .updates-split .ledger__row {
    grid-template-columns: 9.5em minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-home .contact-lines__row {
    grid-template-columns: 5em minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-home .hero-home__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .closing-strip {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-home .closing-strip__btn {
    justify-self: end;
  }
}

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

@media (min-width: 900px) {
  .page-home .hero-home__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-home .updates-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-home .change-split {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  }

  .page-home .enterprise-split {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }
}