.page-home {
  --home-block: clamp(48px, 6.5vw, 92px);
  --home-line-gap: 1px;
  background: var(--night);
  color: var(--fog);
  overflow-x: hidden;
}

.page-home figure {
  margin: 0;
}

.page-home ul,
.page-home ol,
.page-home dl {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* ---------- 面包屑 ---------- */
.page-home .home-crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: clamp(16px, 2.6vw, 30px);
  font-size: 12px;
}
.page-home .home-crumb__sep {
  color: var(--sage);
  opacity: .7;
}
.page-home .home-crumb__cur {
  color: var(--sage);
}

/* ---------- 侧边章节导航 ---------- */
.page-home .home-nav {
  display: none;
}

@media (min-width: 1640px) {
  .page-home .home-nav {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 50%;
    left: calc(50vw - 640px - 136px);
    transform: translateY(-50%);
    width: 108px;
    z-index: 6;
  }
  .page-home .chapter-nav__link {
    display: flex;
    align-items: baseline;
    gap: 8px;
    padding: 7px 10px;
    font-size: 12px;
    color: var(--sage);
    text-decoration: none;
    border-left: 1px solid var(--line);
    transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
  }
  .page-home .chapter-nav__link:hover {
    color: var(--fog);
  }
  .page-home .chapter-nav__link[aria-current="true"] {
    color: var(--cyan);
    border-left-color: var(--cyan);
    background: linear-gradient(90deg, rgba(53, 224, 176, .14), transparent);
  }
  .page-home .chapter-nav__num {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: .1em;
  }
  .page-home .chapter-nav__link[aria-current="true"] .chapter-nav__num {
    color: var(--cyan);
  }
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding: clamp(24px, 4vw, 52px) 0 clamp(48px, 6.5vw, 88px);
  background:
    repeating-linear-gradient(0deg, var(--grid-line) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(90deg, var(--grid-line) 0 1px, transparent 1px 88px),
    radial-gradient(120% 100% at 6% 0%, rgba(53, 224, 176, .13), transparent 58%),
    var(--abyss);
  border-bottom: 1px solid var(--line-soft);
}

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

.page-home .home-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.4rem, 8.4vw, 5.6rem);
  line-height: 1.02;
  letter-spacing: -.025em;
  color: var(--fog);
}

.page-home .home-hero__title em {
  font-style: normal;
  display: inline-block;
  transform: var(--tilt);
  color: var(--cyan);
  padding: 0 .06em;
}

.page-home .home-hero__title em::after {
  content: "";
  display: block;
  height: 5px;
  margin-top: 3px;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--blue) 55%, transparent 100%);
}

.page-home .home-hero__board {
  margin-top: clamp(26px, 4vw, 50px);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-line-gap);
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-home .home-hero__lead,
.page-home .home-hero__shot,
.page-home .home-hero__tall {
  position: relative;
  background: var(--grass);
}

.page-home .home-hero__lead {
  padding: clamp(22px, 3vw, 40px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
  background: linear-gradient(158deg, var(--grass) 0%, var(--abyss) 100%);
}

.page-home .home-hero__copy {
  margin: 0;
  font-size: clamp(.98rem, 1.15vw, 1.1rem);
  line-height: 1.85;
  color: var(--fog);
}

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

.page-home .home-hero__shot,
.page-home .home-hero__tall {
  overflow: hidden;
  min-height: 240px;
}

.page-home .home-hero__shot img,
.page-home .home-hero__tall img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-home .home-hero__shot::after,
.page-home .home-hero__tall::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(53, 224, 176, .10) 0 1px, transparent 1px 24px),
    linear-gradient(180deg, rgba(4, 15, 12, .06) 0%, rgba(4, 15, 12, .74) 100%);
}

.page-home .home-hero__cap {
  position: absolute;
  left: 14px;
  bottom: 12px;
  z-index: 2;
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: .18em;
}

@media (min-width: 900px) {
  .page-home .home-hero__board {
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: minmax(330px, auto);
  }
  .page-home .home-hero__lead { grid-area: 1 / 1 / 2 / 6; }
  .page-home .home-hero__shot { grid-area: 1 / 6 / 2 / 10; }
  .page-home .home-hero__tall { grid-area: 1 / 10 / 2 / 13; }
}

/* ---------- 章节通用标题 ---------- */
.page-home .home-head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3.4vw, 44px);
}

.page-home .home-head__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.6rem, 3.4vw, 2.7rem);
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--fog);
}

.page-home .home-head__lead {
  margin: 14px 0 0;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--sage);
}

/* ---------- 指标摘要 ---------- */
.page-home .home-metrics {
  padding: var(--home-block) 0;
  background: var(--night);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-metrics__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-line-gap);
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-home .home-metrics__figure {
  position: relative;
  overflow: hidden;
  min-height: 260px;
  background: var(--abyss);
}

.page-home .home-metrics__figure img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-home .home-metrics__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(4, 15, 12, .12), rgba(4, 15, 12, .66));
}

.page-home .home-metrics__cap {
  position: absolute;
  left: 16px;
  bottom: 14px;
  z-index: 2;
  color: var(--cyan);
  letter-spacing: .16em;
  font-size: 11px;
}

.page-home .home-metric {
  padding: clamp(18px, 2.4vw, 30px);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 2px solid transparent;
  transition: background .25s var(--ease), border-color .25s var(--ease);
}

.page-home .home-metric:hover,
.page-home .home-metric:focus-within {
  border-top-color: var(--cyan);
  background: linear-gradient(180deg, rgba(53, 224, 176, .13), rgba(53, 224, 176, 0) 70%), var(--panel);
}

.page-home .home-metric:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: -1px;
}

.page-home .home-metric__code {
  color: var(--sage);
}

.page-home .home-metric__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.page-home .home-metric__unit {
  margin-left: 6px;
  font-size: .46em;
  font-weight: 500;
  color: var(--sage);
  letter-spacing: 0;
}

.page-home .home-metric__name {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--fog);
}

.page-home .home-metric__note {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--sage);
  transition: max-height .34s var(--ease), opacity .3s var(--ease), margin-top .3s var(--ease);
}

.page-home .home-metric:hover .home-metric__note,
.page-home .home-metric:focus-within .home-metric__note {
  max-height: 9em;
  opacity: 1;
  margin-top: 4px;
}

.page-home .home-metric--alert .home-metric__value {
  color: var(--orange);
}

.page-home .home-metric--alert:hover,
.page-home .home-metric--alert:focus-within {
  border-top-color: var(--orange);
  background: linear-gradient(180deg, rgba(255, 122, 47, .14), rgba(255, 122, 47, 0) 70%), var(--panel);
}

@media (hover: none) {
  .page-home .home-metric__note {
    max-height: none;
    opacity: 1;
    margin-top: 4px;
  }
}

@media (min-width: 900px) {
  .page-home .home-metrics__grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-home .home-metrics__figure { grid-area: 1 / 1 / 3 / 3; }
  .page-home .home-metric:nth-child(2) { grid-area: 1 / 3 / 2 / 4; }
  .page-home .home-metric:nth-child(3) { grid-area: 1 / 4 / 2 / 5; }
  .page-home .home-metric:nth-child(4) { grid-area: 2 / 3 / 3 / 4; }
  .page-home .home-metric:nth-child(5) { grid-area: 2 / 4 / 3 / 5; }
}

/* ---------- 适配清单 ---------- */
.page-home .home-list {
  padding: var(--home-block) 0;
  background: linear-gradient(180deg, var(--night) 0%, var(--abyss) 100%);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-line-gap);
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-home .home-timeline__node {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px) clamp(18px, 2.4vw, 28px) clamp(24px, 3vw, 36px);
  background: var(--night);
  border-top: 2px solid var(--line);
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.page-home .home-timeline__node:hover,
.page-home .home-timeline__node:focus-within {
  border-top-color: var(--cyan);
  background: linear-gradient(180deg, rgba(53, 224, 176, .10), rgba(53, 224, 176, 0) 72%), var(--night);
}

.page-home .home-timeline__node:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: -1px;
}

.page-home .home-timeline__when {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-home .home-timeline__name {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  line-height: 1.32;
  color: var(--fog);
}

.page-home .home-timeline__desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--sage);
}

.page-home .home-list__facts {
  margin-top: clamp(22px, 3vw, 36px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--home-line-gap);
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-home .home-fact {
  padding: clamp(16px, 2.2vw, 26px) clamp(12px, 2vw, 22px);
  background: var(--panel);
}

.page-home .home-fact__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-home .home-fact__lab {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--sage);
}

@media (min-width: 820px) {
  .page-home .home-timeline {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 560px) {
  .page-home .home-list__facts {
    grid-template-columns: 1fr;
  }
}

/* ---------- 看台 ---------- */
.page-home .home-terrace {
  padding: var(--home-block) 0;
  background:
    repeating-linear-gradient(135deg, var(--grid-line) 0 1px, transparent 1px 32px),
    radial-gradient(90% 120% at 80% 0%, rgba(255, 122, 47, .10), transparent 60%),
    var(--grass);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-terrace__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.page-home .home-terrace__media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-cyan);
  aspect-ratio: 14 / 9;
  background: var(--abyss);
}

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

.page-home .home-terrace__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(200deg, rgba(255, 200, 87, .10), rgba(4, 15, 12, .34));
}

.page-home .home-terrace__text {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-home .home-terrace__text .home-head__title {
  margin-top: 10px;
}

.page-home .home-terrace__lead {
  margin: 0;
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.8;
  color: var(--fog);
}

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

.page-home .home-terrace__text .btn {
  align-self: flex-start;
  margin-top: 8px;
}

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

/* ---------- 三类访客路径 ---------- */
.page-home .home-paths {
  padding: var(--home-block) 0;
  background: var(--night);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-paths__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-line-gap);
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-home .home-path {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 3vw, 34px);
  background: var(--panel);
  border-top: 2px solid transparent;
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.page-home .home-path:hover,
.page-home .home-path:focus-within {
  border-top-color: var(--cyan);
  background: linear-gradient(180deg, rgba(53, 224, 176, .09), rgba(53, 224, 176, 0) 72%), var(--panel);
}

.page-home .home-path h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.1rem, 1.7vw, 1.28rem);
  line-height: 1.3;
  color: var(--fog);
}

.page-home .home-path p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--sage);
}

.page-home .home-path .btn {
  align-self: flex-start;
  margin-top: auto;
  padding-top: 0;
}

.page-home .home-paths__more {
  margin: clamp(20px, 2.8vw, 30px) 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--sage);
}

.page-home .home-paths__more a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 155, 255, .45);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-home .home-paths__more a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

@media (min-width: 860px) {
  .page-home .home-paths__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- 情报速览 ---------- */
.page-home .home-intel {
  padding: var(--home-block) 0 clamp(56px, 8vw, 108px);
  background: linear-gradient(180deg, var(--night) 0%, var(--abyss) 100%);
}

.page-home .home-intel__list {
  border-top: 1px solid var(--line);
  margin-bottom: clamp(24px, 3vw, 38px);
}

.page-home .home-intel__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 2px;
  border-bottom: 1px solid var(--line-soft);
  transition: padding-left .22s var(--ease), background .22s var(--ease);
}

.page-home .home-intel__item:hover {
  padding-left: 10px;
  background: linear-gradient(90deg, rgba(53, 224, 176, .07), transparent 60%);
}

.page-home .home-intel__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-home .home-intel__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fog);
}

@media (min-width: 760px) {
  .page-home .home-intel__item {
    grid-template-columns: 116px minmax(0, 1fr);
    align-items: baseline;
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
}