/* ===== 首页专属样式 · 作用域 .page-home ===== */
.page-home {
  --home-slant: -9deg;
  overflow-x: clip;
}

/* ---------- 首屏框景 ---------- */
.page-home .section.home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + 3rem) 0 3rem;
  background: var(--night);
}

.page-home .home-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-home .home-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(155deg, rgba(27, 29, 33, .96) 0%, rgba(27, 29, 33, .80) 44%, rgba(122, 12, 30, .88) 100%);
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: -22%;
  right: -14%;
  width: min(420px, 58%);
  height: 144%;
  background: linear-gradient(180deg, rgba(200, 16, 46, .5), rgba(122, 12, 30, 0));
  transform: skewX(var(--home-slant));
  pointer-events: none;
}

.page-home .home-hero__inner {
  position: relative;
}

.page-home .home-hero .breadcrumbs {
  margin-bottom: 1.4rem;
  font-size: .78rem;
  color: rgba(246, 241, 231, .66);
}

.page-home .home-hero .breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 0;
  padding: 0;
}

.page-home .home-hero .breadcrumbs a {
  color: var(--ivory);
  text-decoration: none;
}

.page-home .home-hero .breadcrumbs a:hover {
  color: var(--volt);
}

.page-home .home-hero__layout {
  display: grid;
  gap: 1.75rem;
}

.page-home .home-hero__frame {
  display: grid;
  gap: .35rem;
  padding: clamp(1.35rem, 4vw, 2.6rem);
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, rgba(17, 17, 17, .74), rgba(17, 17, 17, .40));
}

.page-home .home-hero h1 {
  margin: .5rem 0 0;
  font-size: clamp(1.9rem, 6.6vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--white);
}

.page-home .home-hero__lede {
  margin: 1rem 0 0;
  max-width: 42rem;
  color: rgba(246, 241, 231, .88);
}

.page-home .home-hero__note {
  margin: 1rem 0 0;
  padding-left: .9rem;
  border-left: 3px solid var(--volt);
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(246, 241, 231, .78);
}

.page-home .home-hero__actions {
  margin-top: 1.5rem;
}

.page-home .home-hero__cards {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-home .home-entry {
  display: grid;
  gap: .5rem;
  align-content: start;
  padding: 1.1rem 1.2rem 1.25rem;
  border: 1px solid rgba(220, 227, 232, .24);
  border-radius: var(--radius-m);
  background: rgba(17, 17, 17, .55);
  backdrop-filter: blur(8px);
  color: var(--ivory);
  text-decoration: none;
  transition: transform .35s var(--ease), border-color .35s var(--ease), background .35s var(--ease);
}

.page-home .home-entry:hover,
.page-home .home-entry:focus-visible {
  transform: translateY(-5px);
  border-color: var(--volt);
  background: rgba(17, 17, 17, .74);
}

.page-home .home-entry__shot {
  margin: 0 0 .4rem;
  border-radius: var(--radius-s);
  overflow: hidden;
}

.page-home .home-entry__shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .home-entry h2 {
  margin: 0;
  font-size: 1.12rem;
  color: var(--white);
}

.page-home .home-entry p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.68;
  color: rgba(246, 241, 231, .78);
}

.page-home .home-entry__go {
  margin-top: .3rem;
  font-size: .8rem;
  letter-spacing: .02em;
  color: var(--volt);
}

.page-home .home-hero__stats {
  list-style: none;
  margin: 1.9rem 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid rgba(220, 227, 232, .22);
  display: grid;
  gap: 1.1rem;
}

.page-home .home-hero__stats .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3.4vw, 1.9rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--volt);
}

.page-home .home-hero__stats .stat__label {
  display: block;
  margin-top: .3rem;
  font-size: .8rem;
  color: rgba(246, 241, 231, .7);
}

/* ---------- 时间轴服务路径 ---------- */
.page-home .home-timeline {
  background-color: var(--ivory);
  background-image:
    linear-gradient(rgba(17, 17, 17, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 17, 17, .045) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-home .home-head {
  max-width: 46rem;
}

.page-home .home-head h2 {
  margin: .4rem 0 0;
}

.page-home .home-head .lede {
  margin-top: .8rem;
}

.page-home .home-timeline__tabs {
  margin-top: 1.9rem;
}

.page-home .home-tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 0;
  padding: 0;
  border: 0;
}

.page-home .home-tab {
  appearance: none;
  border: 1px solid var(--line-strong);
  border-radius: var(--pill);
  background: transparent;
  color: var(--ink);
  padding: .5rem 1.15rem;
  font-family: inherit;
  font-size: .92rem;
  font-weight: 700;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-home .home-tab:hover {
  border-color: var(--red);
  color: var(--red);
}

.page-home .home-tab[aria-selected="true"] {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
}

.page-home .home-panel {
  padding-top: 1.7rem;
}

.page-home .home-panel[hidden] {
  display: none;
}

.page-home .home-panel__grid {
  display: grid;
  gap: 1.5rem;
}

.page-home .home-panel h3 {
  margin: 0 0 .65rem;
  font-size: clamp(1.22rem, 2.8vw, 1.65rem);
}

.page-home .home-panel p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.78;
  color: rgba(17, 17, 17, .8);
}

.page-home .home-panel__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: .55rem;
}

.page-home .home-panel__list li {
  position: relative;
  padding-left: 1.3rem;
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(17, 17, 17, .74);
}

.page-home .home-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: .55rem;
  height: .55rem;
  background: var(--red);
  transform: skewX(var(--home-slant));
}

.page-home .home-panel__more {
  margin-top: 1.1rem;
}

.page-home .home-panel__more a {
  color: var(--red);
  font-weight: 700;
  text-decoration: none;
  font-size: .92rem;
}

.page-home .home-panel__more a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

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

.page-home .home-shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  object-fit: cover;
}

.page-home .home-shot__caption {
  margin-top: .6rem;
  font-size: .78rem;
  color: var(--gray);
}

/* ---------- 资料库结构 ---------- */
.page-home .home-library {
  background-color: var(--ice);
  background-image: repeating-linear-gradient(
    -60deg,
    rgba(200, 16, 46, .06) 0 2px,
    transparent 2px 18px
  );
}

.page-home .home-library__grid {
  display: grid;
  gap: 2rem;
}

.page-home .home-library h2 {
  margin: .4rem 0 .85rem;
}

.page-home .home-library__intro p {
  margin: 0 0 .85rem;
  font-size: .95rem;
  line-height: 1.78;
  color: rgba(17, 17, 17, .78);
}

.page-home .home-library__intro .btn {
  margin-top: .55rem;
}

.page-home .home-axes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .9rem;
}

.page-home .home-axes li {
  padding: 1rem 1.15rem;
  background: var(--white);
  border-left: 4px solid var(--red);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  box-shadow: var(--shadow-1);
  transition: transform .3s var(--ease);
}

.page-home .home-axes li:hover {
  transform: translateY(-3px);
}

.page-home .home-axes .mono {
  display: block;
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--red);
}

.page-home .home-axes h3 {
  margin: .3rem 0 .35rem;
  font-size: 1.04rem;
}

.page-home .home-axes p {
  margin: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: rgba(17, 17, 17, .68);
}

/* ---------- 版本说明 ---------- */
.page-home .home-version {
  background: var(--night);
  color: var(--ivory);
}

.page-home .home-version__grid {
  display: grid;
  gap: 2rem;
}

.page-home .home-version h2 {
  margin: .4rem 0 .85rem;
  color: var(--white);
}

.page-home .home-version p {
  margin: 0 0 .85rem;
  font-size: .95rem;
  line-height: 1.78;
  color: rgba(246, 241, 231, .8);
}

.page-home .home-version .btn {
  margin-top: .55rem;
}

.page-home .home-version__panel {
  display: grid;
  gap: 1rem;
  padding: clamp(1.3rem, 3.5vw, 1.9rem);
  border: 1px solid rgba(220, 227, 232, .22);
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, rgba(200, 16, 46, .34), rgba(27, 29, 33, .62));
  backdrop-filter: blur(6px);
}

.page-home .home-version__no {
  display: block;
  font-size: clamp(2.2rem, 8vw, 3.3rem);
  font-weight: 700;
  line-height: 1;
  color: var(--volt);
}

.page-home .home-version__sub {
  margin: 0;
  font-size: .86rem;
  letter-spacing: .04em;
  color: rgba(246, 241, 231, .82);
}

.page-home .home-version__list {
  list-style: none;
  margin: 0;
  padding: 1rem 0 0;
  border-top: 1px solid rgba(220, 227, 232, .2);
  display: grid;
  gap: .55rem;
}

.page-home .home-version__list li {
  display: flex;
  gap: .65rem;
  align-items: baseline;
  font-size: .88rem;
  line-height: 1.65;
  color: rgba(246, 241, 231, .85);
}

.page-home .home-version__list li::before {
  content: "";
  flex: 0 0 auto;
  width: .5rem;
  height: .5rem;
  background: var(--volt);
  transform: translateY(-.15em);
}

/* ---------- 订阅与收藏路径 ---------- */
.page-home .home-start {
  background-color: var(--ivory);
}

.page-home .home-start__grid {
  margin-top: 1.9rem;
}

.page-home .home-start__card {
  padding: 1.35rem;
  border-top: 4px solid var(--red);
  border-radius: var(--radius-m);
  background: var(--white);
}

.page-home .home-start__card h3 {
  margin: 0 0 .5rem;
  font-size: 1.06rem;
}

.page-home .home-start__card p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.72;
  color: rgba(17, 17, 17, .72);
}

.page-home .home-start__hint {
  margin-top: .8rem;
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--red);
}

/* ---------- 信任与联系 ---------- */
.page-home .home-trust {
  background: var(--red);
  color: var(--white);
}

.page-home .home-trust__grid {
  display: grid;
  gap: 2rem;
}

.page-home .home-trust .eyebrow {
  color: var(--volt);
}

.page-home .home-trust h2 {
  margin: .4rem 0 .9rem;
  color: var(--white);
}

.page-home .home-trust p {
  margin: 0 0 .9rem;
  font-size: .94rem;
  line-height: 1.78;
  color: rgba(255, 255, 255, .88);
}

.page-home .home-trust__actions {
  margin-top: 1.2rem;
}

.page-home .home-trust__links {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.2rem;
  margin-top: 1rem;
}

.page-home .home-trust__links a {
  font-size: .85rem;
  color: var(--volt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-home .home-trust__contact {
  display: grid;
  gap: .9rem;
  padding: 1.35rem;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: var(--radius-l);
  background: rgba(17, 17, 17, .24);
  backdrop-filter: blur(6px);
}

.page-home .home-trust__item {
  display: grid;
  gap: .3rem;
  padding-bottom: .9rem;
  border-bottom: 1px solid rgba(255, 255, 255, .2);
}

.page-home .home-trust__item:last-of-type {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .home-trust__label {
  font-size: .72rem;
  letter-spacing: .14em;
  color: rgba(255, 255, 255, .7);
}

.page-home .home-trust__value {
  font-size: .95rem;
  line-height: 1.65;
  color: var(--white);
  word-break: break-word;
}

.page-home .home-trust__item .copy-btn {
  justify-self: start;
  margin-top: .3rem;
}

.page-home .home-trust__note {
  margin: 0;
  font-size: .82rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, .78);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .home-hero__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .home-axes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .section.home-hero {
    padding: calc(var(--header-h) + 4.25rem) 0 4rem;
  }
  .page-home .home-hero__layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 2.5rem;
    align-items: start;
  }
  .page-home .home-hero__cards {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.15rem;
    padding-top: 1.5rem;
  }
  .page-home .home-hero__cards > :nth-child(2) {
    margin-left: 2.25rem;
  }
  .page-home .home-hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 2.5rem;
  }
  .page-home .home-panel__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .85fr);
    gap: 2.5rem;
    align-items: center;
  }
  .page-home .home-library__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 3rem;
    align-items: start;
  }
  .page-home .home-version__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 3rem;
    align-items: center;
  }
  .page-home .home-trust__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 3rem;
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-home .home-timeline__tabs {
    margin-top: 2.4rem;
  }
  .page-home .home-panel {
    padding-top: 2.1rem;
  }
}