.page-home {
  --home-block: clamp(3rem, 7vw, 6rem);
  --home-tight: clamp(1.6rem, 4vw, 2.8rem);
  background: var(--abyss-950);
  color: var(--steel-100);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-home .eyebrow {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.76rem;
  letter-spacing: 0.22em;
  color: var(--gold-500);
}

.page-home .home-head {
  max-width: 44rem;
  margin-bottom: var(--home-tight);
}

.page-home .home-head__title {
  margin: 0.55rem 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 4.2vw, 2.4rem);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--mist-50);
}

.page-home .home-head__text {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--steel-400);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding-block: clamp(1.4rem, 3vw, 2.4rem) var(--home-block);
}

.page-home .home-hero__kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.8rem;
  margin: 0 0 clamp(1.6rem, 4vw, 2.8rem);
}

.page-home .home-hero__since {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--steel-400);
}

.page-home .home-hero__grid {
  display: grid;
  gap: clamp(2rem, 4vw, 3.2rem);
}

.page-home .home-hero__title {
  margin: 0.5rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 9vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.015em;
  color: var(--mist-50);
}

.page-home .home-hero__mark {
  color: var(--gold-500);
  padding-inline: 0.12em;
}

.page-home .home-hero__lede {
  margin: clamp(1rem, 2.4vw, 1.5rem) 0 0;
  max-width: 40rem;
  font-size: clamp(0.98rem, 1.4vw, 1.08rem);
  line-height: 1.85;
  color: var(--steel-400);
}

.page-home .home-hero__brand {
  color: var(--gold-300);
  font-weight: 600;
}

.page-home .home-tasks {
  list-style: none;
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-home .home-tasks__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  align-items: baseline;
  border-bottom: 1px solid var(--line);
}

.page-home .home-tasks__idx {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--cyan-400);
}

.page-home .home-tasks__link {
  display: grid;
  gap: 0.22rem;
  padding: 0.85rem 0;
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s var(--ease);
}

.page-home .home-tasks__name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--mist-50);
  transition: color 0.25s var(--ease);
}

.page-home .home-tasks__desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--steel-400);
}

.page-home .home-tasks__link:hover,
.page-home .home-tasks__link:focus-visible {
  transform: translateX(4px);
}

.page-home .home-tasks__link:hover .home-tasks__name,
.page-home .home-tasks__link:focus-visible .home-tasks__name {
  color: var(--gold-300);
}

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

.page-home .home-hero__visual::before {
  content: "";
  position: absolute;
  top: -10%;
  right: -8%;
  width: 72%;
  height: 72%;
  background: radial-gradient(circle at 70% 30%, rgba(214, 168, 75, 0.24), transparent 66%);
  pointer-events: none;
  z-index: 0;
}

.page-home .home-hero__img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-home .home-hero__annotation {
  position: absolute;
  z-index: 2;
  top: 0.7rem;
  right: 0.7rem;
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--gold-300);
  opacity: 0.85;
}

/* ---------- 横向时间轴 ---------- */
.page-home .home-timeline {
  background: var(--abyss-800);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: var(--home-block);
}

.page-home .home-axis {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-home .home-axis__node {
  position: relative;
  display: grid;
  gap: 0.35rem;
  padding: 1.2rem 1rem 1.1rem;
  border-top: 2px solid var(--line-cyan);
  background: linear-gradient(180deg, rgba(41, 199, 201, 0.09), transparent 72%);
}

.page-home .home-axis__node::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 1rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold-500);
  box-shadow: 0 0 0 4px rgba(214, 168, 75, 0.16);
}

.page-home .home-axis__idx {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--cyan-400);
}

.page-home .home-axis__label {
  font-family: var(--font-display);
  font-size: 1.16rem;
  font-weight: 700;
  color: var(--mist-50);
}

.page-home .home-axis__desc {
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--steel-400);
}

.page-home .home-axis__link {
  margin-top: 0.3rem;
  font-size: 0.84rem;
  color: var(--gold-300);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 2px;
  justify-self: start;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-home .home-axis__link:hover,
.page-home .home-axis__link:focus-visible {
  color: var(--mist-50);
  border-color: var(--gold-500);
}

.page-home .home-axis__figure {
  margin: clamp(1.6rem, 3.5vw, 2.4rem) 0 0;
}

.page-home .home-axis__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.86;
}

.page-home .home-axis__figure .media__caption {
  margin-top: 0.7rem;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--graphite-600);
}

/* ---------- 四项任务 ---------- */
.page-home .home-pillars {
  padding-block: var(--home-block);
}

.page-home .home-pillars__grid {
  display: grid;
  gap: clamp(2rem, 4vw, 3.2rem);
}

.page-home .home-pillars__figure {
  margin: clamp(1.4rem, 3vw, 2.2rem) 0 0;
}

.page-home .home-pillars__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-left: 3px solid var(--gold-500);
}

.page-home .home-pillars__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(1.2rem, 2.6vw, 1.9rem);
}

.page-home .home-pillar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(0.9rem, 2.4vw, 1.6rem);
  padding-bottom: clamp(1.2rem, 2.6vw, 1.9rem);
  border-bottom: 1px solid var(--line);
}

.page-home .home-pillar:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .home-pillar__idx {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.6vw, 2.1rem);
  line-height: 1;
  color: var(--abyss-700);
  -webkit-text-stroke: 1px var(--gold-500);
}

.page-home .home-pillar__body {
  display: grid;
  gap: 0.5rem;
}

.page-home .home-pillar__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.24rem;
  font-weight: 700;
  color: var(--mist-50);
}

.page-home .home-pillar__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--steel-400);
}

.page-home .home-pillar__link {
  justify-self: start;
  font-size: 0.88rem;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-home .home-pillar__link:hover,
.page-home .home-pillar__link:focus-visible {
  color: var(--gold-300);
  border-color: var(--line-gold);
}

/* ---------- 版本速览 ---------- */
.page-home .home-version {
  background: var(--steel-100);
  color: var(--ink-900);
  padding-block: var(--home-block);
}

.page-home .home-version__grid {
  display: grid;
  gap: clamp(1.8rem, 3.4vw, 2.8rem);
}

.page-home .home-version .home-head__title {
  color: var(--ink-900);
}

.page-home .home-version .home-head__text {
  color: var(--graphite-600);
}

.page-home .home-version .eyebrow {
  color: var(--cinnabar-500);
}

.page-home .home-version__lead .btn {
  margin-top: 1.3rem;
}

.page-home .home-version__panel {
  background: var(--abyss-900);
  color: var(--steel-100);
  border: 1px solid var(--line-gold);
  padding: clamp(1.3rem, 3vw, 2.1rem);
}

.page-home .home-version__badge {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem 0.9rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
}

.page-home .home-version__ver {
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 6.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--gold-500);
}

.page-home .home-version__date {
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  color: var(--steel-400);
}

.page-home .home-version__stats {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-home .home-version__stats li {
  display: grid;
  gap: 0.22rem;
  padding-left: 0.75rem;
  border-left: 2px solid var(--line-cyan);
}

.page-home .home-version__figure {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  line-height: 1;
  color: var(--cyan-400);
}

.page-home .home-version__label {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--steel-400);
}

.page-home .home-version__more {
  margin: 1.3rem 0 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--steel-400);
}

.page-home .home-version__more-link {
  color: var(--gold-300);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
}

.page-home .home-version__more-link:hover,
.page-home .home-version__more-link:focus-visible {
  color: var(--mist-50);
}

/* ---------- 品牌可信 ---------- */
.page-home .home-trust {
  padding-block: var(--home-block);
  background: var(--abyss-950);
}

.page-home .home-trust__figure {
  margin: clamp(1.4rem, 3vw, 2.2rem) 0 clamp(1.4rem, 3vw, 2.2rem);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-home .home-trust__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.page-home .home-trust__grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .home-trust__card {
  background: var(--abyss-900);
  padding: clamp(1.05rem, 2.4vw, 1.6rem);
}

.page-home .home-trust__card h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.05em;
  color: var(--gold-300);
}

.page-home .home-trust__card p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--steel-400);
}

.page-home .home-trust__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  margin-top: clamp(1.3rem, 3vw, 2rem);
}

/* ---------- 入门路径 ---------- */
.page-home .home-start {
  background: var(--mist-50);
  color: var(--ink-900);
  padding-block: var(--home-block);
}

.page-home .home-start .eyebrow {
  color: var(--cinnabar-500);
}

.page-home .home-start .home-head__title {
  color: var(--ink-900);
}

.page-home .home-start .home-head__text {
  color: var(--graphite-600);
}

.page-home .home-start__grid {
  display: grid;
  gap: clamp(1.8rem, 3.6vw, 3rem);
}

.page-home .home-start__lead .btn {
  margin-top: 1.3rem;
}

.page-home .home-start__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-home .home-start__step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  background: var(--steel-100);
  border-left: 3px solid var(--gold-500);
  padding: 1rem 1.1rem;
}

.page-home .home-start__num {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1.3;
  color: var(--cinnabar-500);
}

.page-home .home-start__step h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink-900);
}

.page-home .home-start__step p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--graphite-600);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .home-axis {
    grid-auto-flow: column;
    grid-auto-columns: minmax(0, 1fr);
    gap: 0.7rem;
  }

  .page-home .home-version__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .home-trust__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

  .page-home .home-pillars__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-home .home-version__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-home .home-trust__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .home-start__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }

  .page-home .home-hero__visual {
    padding-top: clamp(1rem, 3vw, 2.4rem);
  }
}

@media (min-width: 1200px) {
  .page-home .home-hero__title {
    letter-spacing: -0.02em;
  }

  .page-home .home-tasks__link {
    padding: 1rem 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-tasks__link,
  .page-home .home-tasks__name,
  .page-home .home-axis__link,
  .page-home .home-pillar__link {
    transition: none;
  }

  .page-home .home-tasks__link:hover,
  .page-home .home-tasks__link:focus-visible {
    transform: none;
  }
}