.page-home {
  --home-gap: clamp(20px, 3vw, 36px);
  --home-line: rgba(46, 70, 97, .28);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
}

.page-home .mono {
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

/* ---------- 当前位置 ---------- */
.page-home .home-crumbs {
  padding-top: clamp(16px, 2.4vw, 24px);
}

.page-home .home-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: #8EA1B4;
}

.page-home .home-crumbs li {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.page-home .home-crumbs li + li::before {
  content: "/";
  color: var(--line);
}

.page-home .home-crumbs a {
  color: var(--amber-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

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

/* ---------- 首屏 ---------- */
.page-home .hero {
  padding-bottom: clamp(36px, 5vw, 64px);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(20, 40, 61, .95), transparent 62%),
    linear-gradient(180deg, var(--ink-deep), var(--ink) 72%);
  border-bottom: var(--edge);
}

.page-home .hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  padding-top: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-home .hero__kicker {
  display: inline-block;
  margin: 0;
  padding: 7px 12px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--amber-soft);
  border: 1px solid var(--line);
  background: rgba(46, 70, 97, .22);
}

.page-home .hero__title {
  margin: 20px 0 0;
  font-size: clamp(34px, 6.2vw, 68px);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -.02em;
  text-wrap: balance;
}

.page-home .hero__lede {
  margin: 18px 0 0;
  max-width: 36em;
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.8;
  color: #D6DEE6;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-top: 26px;
}

.page-home .hero__hint {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--slate);
}

.page-home .hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 30px 0 0;
  padding: 0;
  border-top: var(--edge);
}

.page-home .hero__stat {
  display: flex;
  flex-direction: column-reverse;
  gap: 4px;
  padding: 14px 16px 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .hero__stat dd {
  margin: 0;
  font-size: clamp(24px, 3.4vw, 32px);
  font-weight: 700;
  color: var(--amber-soft);
  line-height: 1;
}

.page-home .hero__stat dt {
  font-size: 12px;
  letter-spacing: .08em;
  color: #93A6B8;
}

.page-home .hero__stack {
  position: relative;
  padding: 16px 16px 0 0;
}

.page-home .hero__layer {
  position: absolute;
  border: 1px solid var(--line);
  background: rgba(20, 40, 61, .55);
}

.page-home .hero__layer--a {
  inset: 4px 0 22px 20px;
}

.page-home .hero__layer--b {
  inset: 10px 8px 12px 10px;
  background: rgba(20, 40, 61, .8);
}

.page-home .hero__card {
  position: relative;
  z-index: 2;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
}

.page-home .hero__card .media__inner {
  aspect-ratio: 8 / 9;
  overflow: hidden;
}

.page-home .hero__card .media__caption {
  padding: 10px 12px;
  font-size: 11px;
  letter-spacing: .1em;
  color: #9FB2C4;
  border-top: 1px solid var(--line-soft);
}

/* ---------- 通用章节头 ---------- */
.page-home .sec-head {
  max-width: 46em;
}

.page-home .sec-head__num {
  margin: 0;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-home .sec-head h2 {
  margin: 10px 0 0;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-home .sec-head__sub {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: #4C5F72;
}

.page-home .sec-head--dark h2 {
  color: var(--paper);
}

.page-home .sec-head--dark .sec-head__sub {
  color: #A9BAC9;
}

/* ---------- 主题带 ---------- */
.page-home .band {
  padding: clamp(34px, 5vw, 58px) 0;
  background: var(--panel);
  border-bottom: var(--edge);
}

.page-home .band__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .band__item {
  position: relative;
  padding: 18px 18px 20px;
  border: 1px solid var(--line-soft);
  background: rgba(10, 21, 33, .38);
  transition: border-color .2s ease, background .2s ease;
}

.page-home .band__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--amber);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .22s ease;
}

.page-home .band__item:hover,
.page-home .band__item:focus-within {
  border-color: rgba(201, 147, 58, .55);
  background: rgba(20, 40, 61, .62);
}

.page-home .band__item:hover::before,
.page-home .band__item:focus-within::before {
  transform: scaleY(1);
}

.page-home .band__num {
  display: block;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-home .band__title {
  margin: 10px 0 0;
  font-size: 19px;
  font-weight: 700;
  color: var(--paper);
  line-height: 1.35;
}

.page-home .band__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: #A6B6C6;
}

.page-home .band__link {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--amber-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 147, 58, .45);
}

.page-home .band__link:hover,
.page-home .band__link:focus-visible {
  color: #F0C878;
  border-bottom-color: #F0C878;
}

/* ---------- 主内容区 ---------- */
.page-home .desk {
  padding: clamp(36px, 5vw, 66px) 0 clamp(40px, 5vw, 72px);
  background: var(--paper);
  color: var(--text);
}

.page-home .desk__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 3.4vw, 44px);
  align-items: start;
}

.page-home .desk__side {
  display: grid;
  gap: 16px;
}

.page-home .paths,
.page-home .updates,
.page-home .steps {
  padding-top: clamp(26px, 3.4vw, 40px);
  border-top: 1px solid var(--home-line);
}

.page-home .paths {
  padding-top: 0;
  border-top: 0;
}

/* ---------- 标签页 ---------- */
.page-home .tabs {
  margin-top: 22px;
  border: 1px solid var(--home-line);
  background: #FFFDF9;
  box-shadow: var(--shadow-paper);
}

.page-home .tabs__radio,
.page-home .filters__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .tabs__labels {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--home-line);
  background: var(--mist);
}

.page-home .tabs__label {
  flex: 1 1 auto;
  padding: 14px 16px;
  font-size: 13px;
  font-weight: 700;
  color: #3C4F61;
  text-align: center;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}

.page-home .tabs__label:hover {
  background: rgba(255, 253, 249, .65);
  color: var(--ink);
}

.page-home #tab-fee:checked ~ .tabs__labels label[for="tab-fee"],
.page-home #tab-cycle:checked ~ .tabs__labels label[for="tab-cycle"],
.page-home #tab-doc:checked ~ .tabs__labels label[for="tab-doc"] {
  background: #FFFDF9;
  color: var(--ink);
  border-bottom-color: var(--amber);
}

.page-home #tab-fee:focus-visible ~ .tabs__labels label[for="tab-fee"],
.page-home #tab-cycle:focus-visible ~ .tabs__labels label[for="tab-cycle"],
.page-home #tab-doc:focus-visible ~ .tabs__labels label[for="tab-doc"] {
  outline: 2px solid var(--amber);
  outline-offset: -3px;
}

.page-home .tabs__panel {
  display: none;
  padding: clamp(18px, 3vw, 28px);
  animation: home-fade .22s ease both;
}

.page-home #tab-fee:checked ~ .tabs__panels #panel-fee,
.page-home #tab-cycle:checked ~ .tabs__panels #panel-cycle,
.page-home #tab-doc:checked ~ .tabs__panels #panel-doc {
  display: block;
}

@keyframes home-fade {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-home .tabs__panel-title {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}

.page-home .tabs__tip {
  margin: 16px 0 0;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.7;
  color: #6B3A32;
  background: rgba(180, 74, 60, .08);
  border-left: 2px solid var(--cinnabar);
}

.page-home .mini {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-home .mini__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(46, 70, 97, .16);
}

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

.page-home .mini__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 26px;
  font-size: 11px;
  color: var(--ink);
  border: 1px solid var(--home-line);
  background: var(--mist);
}

.page-home .mini__body strong {
  display: block;
  font-size: 15px;
  color: var(--ink);
}

.page-home .mini__body p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: #45586B;
}

.page-home .textlink {
  display: inline-block;
  margin-top: 18px;
  font-size: 13px;
  font-weight: 700;
  color: #8A5F1E;
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 147, 58, .6);
}

.page-home .textlink:hover,
.page-home .textlink:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 图片 ---------- */
.page-home .media__inner img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-home .updates__figure {
  margin: 22px 0 0;
  border: 1px solid var(--home-line);
  background: var(--mist);
}

.page-home .updates__figure .media__inner {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.page-home .updates__figure .media__caption {
  padding: 9px 12px;
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--slate);
  border-top: 1px solid rgba(46, 70, 97, .18);
}

/* ---------- 状态筛选与时间线 ---------- */
.page-home .filters {
  margin-top: 24px;
}

.page-home .filters__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .filters__chip {
  padding: 7px 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  color: #3C4F61;
  border: 1px solid var(--home-line);
  background: transparent;
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.page-home .filters__chip:hover {
  border-color: var(--amber);
  color: var(--ink);
}

.page-home #f-all:checked ~ .filters__chips label[for="f-all"],
.page-home #f-live:checked ~ .filters__chips label[for="f-live"],
.page-home #f-maint:checked ~ .filters__chips label[for="f-maint"],
.page-home #f-arch:checked ~ .filters__chips label[for="f-arch"] {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.page-home #f-all:focus-visible ~ .filters__chips label[for="f-all"],
.page-home #f-live:focus-visible ~ .filters__chips label[for="f-live"],
.page-home #f-maint:focus-visible ~ .filters__chips label[for="f-maint"],
.page-home #f-arch:focus-visible ~ .filters__chips label[for="f-arch"] {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-home #f-live:checked ~ .timeline > .timeline__item:not([data-state="live"]),
.page-home #f-maint:checked ~ .timeline > .timeline__item:not([data-state="maint"]),
.page-home #f-arch:checked ~ .timeline > .timeline__item:not([data-state="arch"]) {
  display: none;
}

.page-home .timeline {
  margin: 22px 0 0;
  padding: 0 0 0 20px;
  list-style: none;
  border-left: 1px solid var(--home-line);
}

.page-home .timeline__item {
  position: relative;
  padding-bottom: 22px;
}

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

.page-home .timeline__item::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 6px;
  width: 9px;
  height: 9px;
  background: var(--paper);
  border: 2px solid var(--amber);
  border-radius: 50%;
}

.page-home .timeline__item[data-state="live"]::before {
  border-color: var(--sage);
}

.page-home .timeline__item[data-state="arch"]::before {
  border-color: var(--slate);
}

.page-home .timeline__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-home .timeline__when {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-home .timeline__title {
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
}

.page-home .timeline__text {
  margin: 8px 0 0;
  max-width: 44em;
  font-size: 14px;
  line-height: 1.8;
  color: #45586B;
}

.page-home .timeline .tag {
  font-size: 11px;
  letter-spacing: .06em;
  padding: 2px 8px;
  border: 1px solid var(--home-line);
  color: #3C4F61;
  background: transparent;
}

.page-home .timeline .tag--live {
  color: #3E5940;
  border-color: rgba(126, 144, 120, .7);
  background: rgba(126, 144, 120, .14);
}

/* ---------- 三步路径 ---------- */
.page-home .steps__figure {
  margin: 22px 0 0;
  border: 1px solid var(--home-line);
  background: var(--mist);
}

.page-home .steps__figure .media__inner {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.page-home .steps__figure .media__caption {
  padding: 9px 12px;
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--slate);
  border-top: 1px solid rgba(46, 70, 97, .18);
}

.page-home .steps__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--home-line);
}

.page-home .steps__item {
  padding: 18px 0;
  border-bottom: 1px solid rgba(46, 70, 97, .16);
}

.page-home .steps__num {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-home .steps__title {
  margin: 8px 0 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}

.page-home .steps__text {
  margin: 8px 0 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.8;
  color: #45586B;
}

.page-home .steps__foot {
  margin: 20px 0 0;
  padding: 14px 16px;
  font-size: 14px;
  line-height: 1.8;
  color: #33465A;
  background: var(--mist);
  border-left: 2px solid var(--amber);
}

.page-home .steps__foot a {
  color: #8A5F1E;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 147, 58, .6);
}

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

/* ---------- 资料区 ---------- */
.page-home .dl {
  padding: clamp(18px, 3vw, 24px);
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-panel);
}

.page-home .dl__kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-home .dl__title {
  margin: 8px 0 0;
  font-size: clamp(20px, 2.6vw, 24px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--paper);
}

.page-home .dl__note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: #9FB2C4;
}

.page-home .dl__figure {
  margin: 16px 0 0;
  border: 1px solid var(--line-soft);
  background: var(--panel);
}

.page-home .dl__figure .media__inner {
  aspect-ratio: 32 / 21;
  overflow: hidden;
}

.page-home .dl__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

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

.page-home .dl__link {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 12px;
  padding: 11px 0 11px 12px;
  text-decoration: none;
  transition: background .18s ease;
}

.page-home .dl__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--amber);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .2s ease;
}

.page-home .dl__link:hover,
.page-home .dl__link:focus-visible {
  background: rgba(46, 70, 97, .34);
}

.page-home .dl__link:hover::before,
.page-home .dl__link:focus-visible::before {
  transform: scaleY(1);
}

.page-home .dl__name {
  font-size: 13px;
  line-height: 1.6;
  color: var(--paper);
}

.page-home .dl__meta {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--amber-soft);
}

.page-home .dl__btn {
  display: block;
  margin-top: 18px;
  text-align: center;
}

.page-home .dl__foot {
  margin: 14px 0 0;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--slate);
  line-height: 1.7;
}

.page-home .side-note {
  padding: 16px 18px;
  background: var(--mist);
  border-left: 2px solid var(--line);
}

.page-home .side-note__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .16em;
  color: #6B7A8A;
}

.page-home .side-note__text {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: #33465A;
}

.page-home .side-note a {
  color: #8A5F1E;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 147, 58, .6);
}

.page-home .side-note a:hover,
.page-home .side-note a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .hero__stat {
    padding-right: 14px;
  }

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

  .page-home .steps__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 24px;
    border-bottom: 1px solid rgba(46, 70, 97, .16);
  }

  .page-home .steps__item {
    border-bottom: 0;
  }
}

@media (min-width: 880px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .82fr);
  }

  .page-home .band__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-home .desk__grid {
    grid-template-columns: minmax(0, 1fr) 366px;
  }

  .page-home .desk__side {
    position: sticky;
    top: 96px;
  }

  .page-home .tabs__label {
    flex: 0 1 auto;
    text-align: left;
    padding: 15px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .band__item,
  .page-home .band__item::before,
  .page-home .tabs__label,
  .page-home .filters__chip,
  .page-home .dl__link,
  .page-home .dl__link::before {
    transition: none;
  }

  .page-home .tabs__panel {
    animation: none;
  }
}