.page-home {
  --home-hair: rgba(36, 69, 95, .42);
  --home-band: clamp(40px, 7vw, 88px);
  background: var(--c-void);
}

/* ---------- 页面坐标条 ---------- */
.page-home .page-coord {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 14px;
  padding: 14px 0 12px;
  border-bottom: 1px solid var(--home-hair);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-mist);
}

.page-home .page-coord__index {
  color: var(--c-copper);
  letter-spacing: .16em;
}

.page-home .page-coord__name {
  color: var(--c-text);
}

.page-home .page-coord__meta {
  margin-left: auto;
  color: var(--c-cyan);
  font-size: 11.5px;
}

/* ---------- 首屏 ---------- */
.page-home .hero-home {
  position: relative;
  padding: clamp(26px, 5vw, 64px) 0 clamp(34px, 6vw, 84px);
}

.page-home .hero-home__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-home .hero-home__inner::before {
  content: "";
  position: absolute;
  inset: -6% -4% -14% -4%;
  background-image:
    linear-gradient(var(--home-hair) 1px, transparent 1px),
    linear-gradient(90deg, var(--home-hair) 1px, transparent 1px);
  background-size: 88px 88px;
  opacity: .55;
  pointer-events: none;
  z-index: 0;
}

.page-home .hero-home__inner > * {
  position: relative;
  z-index: 1;
}

/* 章节索引坐标线 */
.page-home .hero-index {
  display: none;
}

/* 标题区 */
.page-home .hero-home__body {
  position: relative;
}

.page-home .hero-home__stamp {
  position: absolute;
  top: -18px;
  right: 0;
  font-size: clamp(70px, 17vw, 170px);
  line-height: .8;
  color: rgba(47, 217, 192, .08);
  letter-spacing: -.04em;
  pointer-events: none;
  user-select: none;
  z-index: -1;
}

.page-home .hero-home__eyebrow {
  margin: 0 0 16px;
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--c-cyan);
  text-transform: uppercase;
}

.page-home .hero-home__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(46px, 13.5vw, 124px);
  line-height: .88;
  letter-spacing: -.02em;
}

.page-home .hero-home__title-solid {
  display: block;
  color: var(--c-title);
}

.page-home .hero-home__title-hollow {
  display: block;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--c-copper);
  margin-left: .07em;
}

.page-home .hero-home__lede {
  margin: 24px 0 0;
  max-width: 40em;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
  color: var(--c-text);
}

.page-home .hero-home__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
  color: var(--c-mist);
}

.page-home .hero-home__fact {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-left: 12px;
  border-left: 1px solid var(--c-steel);
}

.page-home .hero-home__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-home .hero-home__media {
  margin: 0;
  border: 1px solid var(--c-steel);
  background: var(--c-night);
  overflow: hidden;
  box-shadow: 6px 6px 0 rgba(185, 115, 58, .16);
}

.page-home .hero-home__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.9) contrast(1.05);
}

.page-home .hero-home__media figcaption {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--c-mist);
  border-top: 1px solid var(--c-steel);
  background: var(--c-void);
}

/* ---------- 通用章节文案 ---------- */
.page-home .chapter-head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.page-home .chapter-head__body {
  min-width: 0;
}

.page-home .chapter-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4.4vw, 46px);
  line-height: 1.1;
  letter-spacing: -.015em;
  color: var(--c-title);
}

.page-home .chapter-head__note {
  margin: 12px 0 0;
  max-width: 46em;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-home .chapter-head--right {
  flex-direction: row-reverse;
  text-align: right;
}

.page-home .chapter-head--right .chapter-head__note {
  margin-left: auto;
}

/* ---------- 工具条 ---------- */
.page-home .home-band {
  padding: var(--home-band) 0;
  border-top: 1px solid var(--home-hair);
}

.page-home .home-band__grid {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  margin-top: clamp(26px, 3.4vw, 44px);
}

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

.page-home .tool {
  border-bottom: 1px solid var(--home-hair);
}

.page-home .tool__link {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 6px 14px;
  padding: 18px 10px 18px 6px;
  border-left: 2px solid transparent;
  text-decoration: none;
  color: inherit;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .tool__link:hover,
.page-home .tool__link:focus-visible {
  background: rgba(16, 42, 65, .62);
  border-left-color: var(--c-copper-lit);
}

.page-home .tool__no {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-size: 13px;
  color: var(--c-copper);
  letter-spacing: .1em;
  transition: transform var(--dur) var(--ease);
}

.page-home .tool__link:hover .tool__no,
.page-home .tool__link:focus-visible .tool__no {
  transform: translateY(-2px);
  color: var(--c-copper-lit);
}

.page-home .tool__name {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -.01em;
  color: var(--c-title);
}

.page-home .tool__desc {
  grid-column: 2;
  grid-row: 2;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-home .tool__meta {
  grid-column: 2;
  grid-row: 3;
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--c-cyan);
}

.page-home .home-band__media {
  margin: 0;
  justify-self: center;
  width: min(100%, 320px);
  border: 1px solid var(--c-copper);
  background: var(--c-night);
  padding: 8px;
}

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

.page-home .home-band__media figcaption {
  padding-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-mist);
}

/* ---------- 合并简表 ---------- */
.page-home .home-board {
  padding: var(--home-band) 0;
}

.page-home .home-board__grid {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  margin-top: clamp(26px, 3.4vw, 44px);
}

.page-home .home-board__hint {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-copper);
}

.page-home .field-rows {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--home-hair);
}

.page-home .field-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px 16px;
  align-items: baseline;
  padding: 13px 4px;
  border-bottom: 1px solid var(--home-hair);
  transition: background var(--dur) var(--ease);
}

.page-home .field-row:hover {
  background: rgba(47, 217, 192, .07);
}

.page-home .field-row__name {
  font-size: 16px;
  color: var(--c-title);
}

.page-home .field-row__note {
  font-size: 11.5px;
  color: var(--c-mist);
  letter-spacing: .04em;
}

.page-home .home-board__note {
  border: 1px solid var(--c-copper);
  background: rgba(16, 42, 65, .55);
  padding: 22px 20px;
}

.page-home .home-board__refresh {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 12px;
  color: var(--c-cyan);
  letter-spacing: .08em;
}

.page-home .home-board__note-text {
  margin: 16px 0 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text);
}

.page-home .home-board__media {
  position: relative;
  margin: clamp(28px, 3.6vw, 46px) 0 0;
  border-top: 1px solid var(--c-steel);
  border-bottom: 1px solid var(--c-steel);
  overflow: hidden;
}

.page-home .home-board__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: .82;
}

.page-home .home-board__media figcaption {
  padding: 10px 0;
  font-size: 12.5px;
  color: var(--c-mist);
}

/* ---------- 关注面板 ---------- */
.page-home .home-panel {
  padding: var(--home-band) 0;
}

.page-home .home-panel__inner {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
}

.page-home .home-panel__text {
  position: relative;
  padding: 26px 22px 28px;
  border: 1px solid rgba(10, 22, 34, .9);
  color: var(--c-ink);
}

.page-home .home-panel__text::before {
  content: "";
  position: absolute;
  top: 8px;
  right: 8px;
  width: 14px;
  height: 14px;
  border-top: 1px solid var(--c-copper);
  border-right: 1px solid var(--c-copper);
}

.page-home .home-panel__title {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.2;
  color: var(--c-ink);
}

.page-home .home-panel__text p {
  margin: 16px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-home .home-panel__text .btn {
  margin-top: 22px;
}

.page-home .home-panel__mock {
  border: 1px solid var(--c-steel);
  background: var(--c-night);
  padding: 20px 18px 18px;
}

.page-home .home-panel__mock-title {
  margin: 0 0 14px;
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-copper-lit);
}

.page-home .panel-rules {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--home-hair);
}

.page-home .panel-rule {
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 4px;
  background: var(--c-night);
}

.page-home .panel-rule__slot {
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--c-cyan);
  padding-top: 2px;
}

.page-home .panel-rule__text {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-text);
}

.page-home .home-panel__mock-foot {
  margin: 16px 0 0;
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--c-mist);
}

/* ---------- 归档 ---------- */
.page-home .home-archive {
  padding: var(--home-band) 0;
  border-top: 1px solid var(--home-hair);
}

.page-home .home-archive__head {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-home .home-archive__figure {
  margin: 0;
  border: 1px solid var(--c-steel);
  overflow: hidden;
}

.page-home .home-archive__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: sepia(.22) contrast(1.04);
}

.page-home .home-archive__band {
  margin-top: clamp(24px, 3vw, 36px);
  border: 1px solid var(--c-copper);
  background: rgba(16, 42, 65, .5);
}

.page-home .home-archive__band summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  font-size: 13px;
  color: var(--c-text);
  transition: background var(--dur) var(--ease);
}

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

.page-home .home-archive__band summary:hover {
  background: rgba(185, 115, 58, .12);
}

.page-home .home-archive__band-main {
  letter-spacing: .08em;
  color: var(--c-copper-lit);
}

.page-home .home-archive__band-hint {
  font-size: 13px;
  color: var(--c-mist);
}

.page-home .home-archive__band summary::after {
  content: "";
  margin-left: auto;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--c-copper-lit);
  border-bottom: 2px solid var(--c-copper-lit);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-home .home-archive__band[open] summary::after {
  transform: rotate(-135deg);
}

.page-home .home-archive__body {
  padding: 4px 18px 22px;
  border-left: 3px solid var(--c-copper);
  margin-left: 18px;
  animation: home-fade .3s var(--ease) both;
}

.page-home .archive-list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-home .archive-item {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--home-hair);
}

.page-home .archive-item__k {
  font-size: 12px;
  color: var(--c-cyan);
  letter-spacing: .06em;
}

.page-home .archive-item__v {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-text);
}

@keyframes home-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 数据底盘 ---------- */
.page-home .home-numbers {
  padding: var(--home-band) 0;
}

.page-home .home-numbers__strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  margin: clamp(26px, 3.4vw, 42px) 0 0;
  padding: 0;
  background: var(--home-hair);
  border: 1px solid var(--home-hair);
}

.page-home .num-cell {
  margin: 0;
  padding: 20px 18px 22px;
  background: var(--c-night);
}

.page-home .num-cell__label {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--c-mist);
}

.page-home .num-cell__value {
  margin: 12px 0 0;
  font-size: clamp(28px, 3.6vw, 42px);
  line-height: 1;
  color: var(--c-cyan);
  letter-spacing: -.02em;
}

.page-home .num-cell__unit {
  font-size: 13px;
  color: var(--c-mist);
  margin-left: 6px;
  letter-spacing: 0;
}

.page-home .home-numbers__foot {
  margin: 24px 0 0;
  max-width: 52em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
}

/* ---------- 收束 ---------- */
.page-home .home-handoff {
  padding: clamp(36px, 5vw, 64px) 0 clamp(48px, 6vw, 80px);
  border-top: 1px solid var(--home-hair);
}

.page-home .home-handoff__inner {
  display: grid;
  gap: 24px;
}

.page-home .home-handoff__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(22px, 3vw, 30px);
  color: var(--c-title);
}

.page-home .home-handoff__text p {
  margin: 14px 0 0;
  max-width: 46em;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-home .home-handoff__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 桌面端栅格 ---------- */
@media (min-width: 900px) {
  .page-home .hero-home__inner {
    grid-template-columns: 68px minmax(0, 1fr) minmax(300px, 380px);
    gap: clamp(24px, 3vw, 46px);
    align-items: start;
  }

  .page-home .hero-index {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding-top: 10px;
    position: relative;
  }

  .page-home .hero-index::before {
    content: "";
    position: absolute;
    top: 26px;
    bottom: 4px;
    left: 4px;
    width: 1px;
    background: linear-gradient(var(--c-steel), rgba(36, 69, 95, 0));
  }

  .page-home .hero-index__label {
    font-size: 10.5px;
    letter-spacing: .2em;
    color: var(--c-copper);
    transform: rotate(180deg);
    writing-mode: vertical-rl;
    margin-bottom: 8px;
  }

  .page-home .hero-index__tick {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--c-mist);
    text-decoration: none;
    transition: color var(--dur) var(--ease);
  }

  .page-home .hero-index__tick i {
    display: block;
    width: 9px;
    height: 1px;
    background: var(--c-steel);
    transition: width var(--dur) var(--ease), background var(--dur) var(--ease);
  }

  .page-home .hero-index__tick:hover,
  .page-home .hero-index__tick:focus-visible {
    color: var(--c-copper-lit);
  }

  .page-home .hero-index__tick:hover i,
  .page-home .hero-index__tick:focus-visible i {
    width: 16px;
    background: var(--c-copper-lit);
  }

  .page-home .home-band__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .home-band__media {
    justify-self: end;
    width: min(100%, 330px);
  }

  .page-home .home-board__grid {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 330px);
    align-items: start;
  }

  .page-home .home-panel__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-home .home-handoff__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: clamp(24px, 4vw, 56px);
  }
}

@media (min-width: 1240px) {
  .page-home .home-board__media img {
    max-height: 420px;
  }
}

@media (max-width: 899px) {
  .page-home .hero-home__media img {
    max-height: 56vh;
  }

  .page-home .chapter-head--right {
    flex-direction: row;
    text-align: left;
  }

  .page-home .chapter-head--right .chapter-head__note {
    margin-left: 0;
  }

  .page-home .archive-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .page-home .panel-rule {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .tool__link,
  .page-home .tool__no,
  .page-home .hero-index__tick,
  .page-home .hero-index__tick i,
  .page-home .home-archive__band summary::after {
    transition: none;
  }

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