.page-home {
  --home-gap: 14px;
  --home-radius: var(--radius-lg);
  --home-line: rgba(94, 122, 114, 0.35);
  color: var(--mist);
}

.page-home .home-context {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 18px;
  padding-top: 22px;
  padding-bottom: 4px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--slate);
}

.page-home .home-context__path,
.page-home .home-context__note {
  margin: 0;
}

.page-home .home-context__path {
  font-family: var(--font-mono);
}

.page-home .home-context__path .mono {
  color: var(--amber);
}

/* ---------- 首屏 Bento 骨架 ---------- */
.page-home .home-board__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-home .home-rail {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 16px;
  border-left: 1px solid var(--home-line);
}

.page-home .home-rail .eyebrow {
  margin: 0;
}

.page-home .home-rail__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 14px;
}

.page-home .home-rail__list li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-home .home-rail__list a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}

.page-home .home-rail__list a:hover,
.page-home .home-rail__list a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-home .home-rail__list .step-index {
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-home .home-rail__edition {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  line-height: 1.7;
  color: var(--sage);
}

/* ---------- 首屏焦点卡 ---------- */
.page-home .home-lead {
  display: grid;
  gap: var(--home-gap);
  min-width: 0;
}

.page-home .home-lead__card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 0;
  border: 1px solid rgba(55, 230, 208, 0.3);
  border-radius: var(--home-radius);
  background: var(--ink-700);
}

.page-home .home-lead__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
  -webkit-mask-image: linear-gradient(115deg, rgba(0, 0, 0, 0.2), #000 70%);
  mask-image: linear-gradient(115deg, rgba(0, 0, 0, 0.2), #000 70%);
}

.page-home .home-lead__body {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 16px;
  justify-items: start;
  padding: clamp(22px, 5vw, 46px);
}

.page-home .home-lead__body .eyebrow {
  margin: 0;
}

.page-home .home-lead__body h1 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(27px, 5.4vw, 50px);
  line-height: 1.12;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--mist);
  max-width: 22ch;
}

.page-home .home-lead__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
  opacity: 0.86;
  max-width: 46ch;
}

/* ---------- 目录卡矩阵 ---------- */
.page-home .home-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .home-index__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 18px 18px 20px;
  border: 1px solid var(--home-line);
  border-radius: var(--radius-md);
  background: var(--glass);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  color: var(--mist);
  text-decoration: none;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), background-color 0.3s var(--ease);
}

.page-home .home-index__item:hover,
.page-home .home-index__item:focus-visible {
  border-color: var(--cyan);
  background-color: rgba(55, 230, 208, 0.16);
  transform: translateY(-2px);
}

.page-home .home-index__title {
  font-family: var(--font-head);
  font-size: 19px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-home .home-index__text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate);
}

.page-home .home-index__item .tag {
  align-self: flex-start;
}

/* ---------- 右侧注释 ---------- */
.page-home .home-aside {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  padding: 4px 0 0 16px;
  border-left: 1px solid var(--home-line);
}

.page-home .home-aside__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--slate);
}

.page-home .home-aside__meta {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--sage);
}

/* ---------- 四步登录 ---------- */
.page-home .home-relogin {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-home .home-relogin__media {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-home .home-relogin__media .media-frame {
  margin: 0;
}

.page-home .home-relogin__tip {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate);
}

.page-home .home-relogin__body {
  min-width: 0;
}

.page-home .home-relogin__body .section__lead {
  max-width: 52ch;
}

.page-home .home-steps {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-step {
  border-top: 1px solid var(--line-soft);
}

.page-home .home-step:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-step summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 2px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--mist);
  transition: color 0.25s var(--ease);
}

.page-home .home-step summary::-webkit-details-marker {
  display: none;
}

.page-home .home-step summary:hover,
.page-home .home-step summary:focus-visible {
  color: var(--cyan);
}

.page-home .home-step summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
}

.page-home .home-step details[open] summary::after {
  content: "－";
}

.page-home .home-step summary .step-index {
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.page-home .home-step__body {
  padding: 0 2px 18px 34px;
}

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

.page-home .home-relogin__more {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-home .home-relogin__more a,
.page-home .home-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 230, 208, 0.45);
  padding-bottom: 1px;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-home .home-relogin__more a:hover,
.page-home .home-relogin__more a:focus-visible,
.page-home .home-link:hover,
.page-home .home-link:focus-visible {
  color: var(--amber-soft);
  border-bottom-color: var(--amber-soft);
}

/* ---------- 三栏收藏 ---------- */
.page-home .home-shelf__intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: end;
}

.page-home .home-shelf__intro .section__lead {
  max-width: 56ch;
}

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

.page-home .home-shelf {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  margin-top: 28px;
}

.page-home .home-bin {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--home-line);
  border-radius: var(--radius-md);
}

.page-home .home-bin__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 10px;
}

.page-home .home-bin__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 18px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .home-bin__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-home .home-bin__list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
}

.page-home .home-bin__list li {
  background: var(--ink-700);
}

.page-home .home-bin__list a {
  display: grid;
  gap: 2px;
  padding: 11px 12px;
  color: var(--mist);
  text-decoration: none;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-home .home-bin__list a:hover,
.page-home .home-bin__list a:focus-visible {
  background: rgba(55, 230, 208, 0.14);
  color: var(--amber-soft);
}

.page-home .home-bin__name {
  font-size: 15px;
}

.page-home .home-bin__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--sage);
}

.page-home .home-shelf__foot {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 版本档案 ---------- */
.page-home .home-release {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-home .home-release__body {
  min-width: 0;
}

.page-home .home-release__body .section__lead {
  max-width: 52ch;
}

.page-home .home-release__list {
  margin: 20px 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-home .home-release__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
  opacity: 0.9;
}

.page-home .home-release__list .tag {
  transform: translateY(-1px);
}

.page-home .home-release__media {
  display: grid;
  gap: 12px;
  min-width: 0;
  align-content: start;
}

.page-home .home-release__media .media-frame {
  margin: 0;
}

.page-home .home-release__media .side-note {
  margin: 0;
  color: var(--slate);
}

/* ---------- 省时在哪里 ---------- */
.page-home .home-why__head {
  display: grid;
  gap: 10px;
  max-width: 46ch;
}

.page-home .home-why__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 26px;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-why__item {
  background: var(--ink-900);
  padding: 20px 18px 22px;
  min-width: 0;
}

.page-home .home-why__num {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-home .home-why__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 17px;
  letter-spacing: 0.05em;
  color: var(--mist);
}

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

.page-home .home-why__map {
  margin: 28px 0 0;
  padding: 16px;
  border: 1px solid var(--home-line);
  border-radius: var(--radius-md);
  background: var(--glass);
}

.page-home .home-why__map svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .home-why__map figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--slate);
}

/* ---------- 页脚联系预告 ---------- */
.page-home .home-signpost {
  display: grid;
  gap: 18px;
  padding: clamp(22px, 4vw, 36px);
  border: 1px solid rgba(55, 230, 208, 0.32);
  border-radius: var(--home-radius);
  background: linear-gradient(150deg, rgba(55, 230, 208, 0.14), rgba(18, 50, 77, 0.6) 62%);
}

.page-home .home-signpost__head .eyebrow {
  margin: 0 0 10px;
}

.page-home .home-signpost__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.3;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-home .home-signpost__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  opacity: 0.85;
  max-width: 52ch;
}

.page-home .home-signpost__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-home .home-signpost__list li {
  display: grid;
  gap: 2px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(94, 122, 114, 0.28);
}

.page-home .home-signpost__key {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--slate);
}

.page-home .home-signpost__value {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--amber-soft);
  word-break: break-word;
}

.page-home .home-signpost .btn {
  justify-self: start;
}

/* ---------- 图片与动效兜底 ---------- */
.page-home img {
  max-width: 100%;
  height: auto;
}

.page-home .media-frame img {
  object-fit: cover;
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-index__item,
  .page-home .home-step summary,
  .page-home .home-bin__list a,
  .page-home .home-rail__list a {
    transition: none;
  }
  .page-home .home-index__item:hover {
    transform: none;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-home .home-index {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
  .page-home .home-index__item--a,
  .page-home .home-index__item--b {
    grid-column: span 3;
  }
  .page-home .home-index__item--c,
  .page-home .home-index__item--d,
  .page-home .home-index__item--e {
    grid-column: span 2;
  }
  .page-home .home-signpost {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }
  .page-home .home-signpost__head {
    grid-column: 1;
  }
  .page-home .home-signpost__list {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: stretch;
    align-content: start;
  }
  .page-home .home-signpost .btn {
    grid-column: 1;
  }
}

@media (min-width: 760px) {
  .page-home .home-shelf {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .home-shelf__intro {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-home .home-why__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面三栏骨架 ---------- */
@media (min-width: 960px) {
  .page-home .home-board__grid {
    grid-template-columns: minmax(140px, 2fr) minmax(0, 7fr) minmax(0, 3fr);
    gap: 34px;
    align-items: start;
  }
  .page-home .home-rail {
    padding: 4px 0 0;
    border-left: 0;
    border-top: 1px solid var(--home-line);
  }
  .page-home .home-rail__list {
    flex-direction: column;
    gap: 10px;
  }
  .page-home .home-index {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
  .page-home .home-index__item--a {
    grid-column: span 7;
  }
  .page-home .home-index__item--b {
    grid-column: span 5;
  }
  .page-home .home-index__item--c,
  .page-home .home-index__item--d,
  .page-home .home-index__item--e {
    grid-column: span 4;
  }
  .page-home .home-relogin {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 44px;
    align-items: start;
  }
  .page-home .home-release {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }
  .page-home .home-why__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-home .home-why__map {
    padding: 22px 26px;
  }
}
<<<END>>>