.page-home {
  --home-grid: 64px;
  --home-tilt: -5deg;
}

/* 页面上下文条 */
.page-home .context-bar {
  border-bottom: 1px solid var(--border);
  background-color: var(--bg-2);
}

.page-home .context-bar__inner {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding-block: 0.85rem;
}

.page-home .context-bar__key {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-home .context-bar__val {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-dim);
}

@media (min-width: 760px) {
  .page-home .context-bar__inner {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 2rem;
  }
  .page-home .context-bar__val {
    text-align: right;
  }
}

/* 首屏 · 坐标原点 */
.page-home .origin {
  position: relative;
  padding-block: clamp(2.25rem, 5vw, 4.5rem) clamp(3rem, 6vw, 5.5rem);
  background-color: var(--bg);
  background-image:
    repeating-linear-gradient(0deg, var(--grid-line) 0 1px, transparent 1px var(--home-grid)),
    repeating-linear-gradient(90deg, var(--grid-line) 0 1px, transparent 1px var(--home-grid)),
    radial-gradient(85% 65% at 88% 0%, rgba(255, 210, 0, 0.1), transparent 62%);
  overflow: hidden;
}

.page-home .origin::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 40%;
  background: linear-gradient(180deg, transparent, var(--bg));
  pointer-events: none;
}

.page-home .origin__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.page-home .origin__eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 0.9rem;
}

.page-home .origin__title {
  font-size: clamp(1.85rem, 7vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 1.1rem;
  max-width: 15ch;
  text-wrap: balance;
}

.page-home .origin__desc {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 46ch;
  margin: 0 0 1.6rem;
}

.page-home .origin__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.9rem;
}

.page-home .origin__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.6rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.page-home .origin__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
}

.page-home .origin__facts .mono {
  color: var(--signal);
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

/* 版本刻度盘 */
.page-home .origin__dial {
  position: relative;
  padding: 1.4rem 1.3rem 1.5rem;
  border: 1px solid var(--border);
  border-top: 2px solid var(--signal);
  background: linear-gradient(165deg, var(--bg-2), var(--bg));
  box-shadow: inset 0 0 48px var(--wash);
}

.page-home .dial-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 0.4rem;
}

.page-home .dial-num {
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 11vw, 3.4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--signal);
  margin: 0 0 0.9rem;
}

.page-home .dial-ticks {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 2.6rem;
  margin-bottom: 0.9rem;
}

.page-home .dial-tick {
  flex: 1;
  height: 30%;
  background-color: var(--border);
  transition: background-color 0.3s var(--ease), height 0.3s var(--ease);
}

.page-home .dial-tick.is-on {
  height: 100%;
  background-color: var(--signal);
}

.page-home .dial-note {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--text-dim);
  margin: 0 0 1.2rem;
}

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

.page-home .origin__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-home .origin__grid {
    grid-template-columns: minmax(0, 1.38fr) minmax(0, 0.82fr);
    gap: 4rem;
    align-items: start;
  }
  .page-home .origin__dial {
    padding: 1.75rem 1.6rem 1.8rem;
  }
}

/* 斜向分隔带（叠加页面气质） */
.page-home .diagonal-band {
  transform: rotate(var(--home-tilt));
  transform-origin: center;
  margin-block: 2.2rem;
}

/* 双端路径 */
.page-home .paths {
  padding-block: clamp(2.5rem, 5vw, 4.5rem);
}

.page-home .paths__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  margin-top: 2rem;
}

.page-home .paths__side {
  display: grid;
  gap: 1.4rem;
}

.page-home .path-card {
  padding: 1.5rem 1.35rem 1.6rem;
  border: 1px solid var(--border);
  background-color: var(--bg-2);
  box-shadow: inset 0 0 0 1px transparent;
  transition: box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-home .path-card:hover {
  box-shadow: inset 0 0 0 1px var(--signal);
}

.page-home .path-card--small {
  border-left: 3px solid var(--jade);
}

.page-home .path-card--large {
  border-left: 3px solid var(--signal);
}

.page-home .path-card__title {
  font-size: 1.15rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0.7rem 0 0.7rem;
}

.page-home .path-card__lead {
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0 0 1rem;
}

.page-home .path-card__list {
  list-style: none;
  margin: 0 0 1.2rem;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-home .path-card__item {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text);
}

.page-home .path-card__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 1px;
  background-color: var(--jade);
}

.page-home .path-card--large .path-card__item::before {
  background-color: var(--signal);
}

.page-home .path-card__link {
  display: inline-block;
  font-size: 0.86rem;
  color: var(--accent-fg);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-home .path-card__link:hover {
  color: var(--signal);
}

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

.page-home .paths__figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-home .paths__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
    gap: 1.6rem;
    align-items: start;
  }
  .page-home .paths__side {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* 本季更新 */
.page-home .updates {
  position: relative;
  padding-block: clamp(2.5rem, 5vw, 4.5rem) clamp(2rem, 4vw, 3.5rem);
}

.page-home .updates__list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--border);
}

.page-home .updates__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  padding: 1.1rem 0.25rem;
  border-bottom: 1px solid var(--border);
}

.page-home .updates__num {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--signal);
}

.page-home .updates__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text);
  max-width: 62ch;
}

.page-home .updates__detail {
  margin-top: 1.6rem;
  border: 1px solid var(--border);
  background-color: var(--bg-2);
}

.page-home .updates__summary {
  cursor: pointer;
  padding: 0.95rem 1.1rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-fg);
  list-style: none;
}

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

.page-home .updates__summary::after {
  content: " +";
  font-family: var(--font-mono);
  color: var(--jade);
}

.page-home .updates__detail[open] .updates__summary::after {
  content: " −";
}

.page-home .updates__body {
  padding: 0 1.1rem 1.15rem;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-home .updates__body p {
  margin: 0 0 0.8rem;
}

.page-home .updates__link {
  color: var(--accent-fg);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-home .updates__visual {
  margin: 2.4rem 0 0;
  border-block: 1px solid var(--border);
}

.page-home .updates__visual img {
  width: 100%;
  height: clamp(140px, 26vw, 260px);
  object-fit: cover;
}

/* 新手入门指南 */
.page-home .handbook {
  padding-block: clamp(2.6rem, 5vw, 4.5rem);
  background-color: var(--bg-2);
}

.page-home .handbook__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.2rem;
}

.page-home .handbook__intro .btn {
  margin-top: 0.4rem;
}

.page-home .handbook__media {
  margin: 1.8rem 0 0;
}

.page-home .handbook__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

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

.page-home .handbook__step {
  position: relative;
  padding: 1.15rem 1.1rem 1.2rem 1.1rem;
  border: 1px solid var(--border);
  border-left: 3px solid var(--jade);
  background-color: var(--bg);
  transition: transform 0.25s var(--ease), border-left-color 0.25s var(--ease);
}

.page-home .handbook__step:hover {
  transform: translateY(-2px);
  border-left-color: var(--signal);
}

.page-home .handbook__num {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--signal);
  letter-spacing: -0.03em;
  margin-bottom: 0.55rem;
}

.page-home .handbook__step-title {
  font-size: 1rem;
  color: var(--text);
  margin: 0 0 0.4rem;
}

.page-home .handbook__step-text {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--text-dim);
}

@media (min-width: 900px) {
  .page-home .handbook__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 3rem;
    align-items: start;
  }
  .page-home .handbook__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.1rem;
  }
  .page-home .handbook__step:nth-child(2) {
    transform: translateY(1.4rem);
  }
  .page-home .handbook__step:nth-child(4) {
    transform: translateY(1.4rem);
  }
  .page-home .handbook__step:nth-child(2):hover,
  .page-home .handbook__step:nth-child(4):hover {
    transform: translateY(1.4rem) translateY(-2px);
  }
}

/* 常用入口与近期资讯 */
.page-home .shortcuts {
  padding-block: clamp(2.5rem, 5vw, 4.5rem);
}

.page-home .shortcuts__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.4rem;
}

.page-home .shortcuts__list {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  border-top: 1px solid var(--border);
}

.page-home .shortcuts__list li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.95rem 0.2rem;
  border-bottom: 1px solid var(--border);
}

.page-home .shortcuts__link {
  font-size: 1rem;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
}

.page-home .shortcuts__link::before {
  content: "→ ";
  color: var(--signal);
  font-family: var(--font-mono);
}

.page-home .shortcuts__link:hover {
  border-bottom-color: var(--signal);
}

.page-home .shortcuts__note {
  font-size: 0.8rem;
  color: var(--text-dim);
  padding-left: 1.1rem;
}

.page-home .news-list {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-home .news-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  align-items: baseline;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed var(--border);
}

.page-home .news-item__date {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--jade);
  border: 1px solid var(--border);
  padding: 0.15rem 0.45rem;
  white-space: nowrap;
}

.page-home .news-item__title {
  font-size: 0.93rem;
  line-height: 1.6;
  color: var(--text);
  text-decoration: none;
}

.page-home .news-item__title:hover {
  color: var(--signal);
}

.page-home .shortcuts__foot {
  margin: 1.3rem 0 0;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--text-dim);
  max-width: 46ch;
}

@media (min-width: 900px) {
  .page-home .shortcuts__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 3.5rem;
    align-items: start;
  }
}
<<<END>>>