.page-home {
  --home-cut: 14px;
  --home-panel: rgba(26, 31, 36, 0.86);
  --home-grid-line: rgba(53, 214, 232, 0.09);
  background: var(--ink);
  color: var(--bone);
  font-family: var(--font-body);
  padding-top: var(--header-h);
  overflow-x: hidden;
}

/* ---------- 首屏封面 ---------- */
.page-home .cover {
  position: relative;
  isolation: isolate;
  padding: clamp(1.8rem, 6vw, 4.2rem) 0 clamp(2.2rem, 5vw, 3.6rem);
  background:
    radial-gradient(120% 90% at 84% 6%, rgba(255, 106, 42, 0.2), transparent 58%),
    radial-gradient(95% 85% at 6% 94%, rgba(53, 214, 232, 0.15), transparent 62%),
    var(--ink);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-home .cover::before {
  content: "";
  position: absolute;
  inset: -20% -10%;
  background-image:
    repeating-linear-gradient(66deg, var(--home-grid-line) 0 1px, transparent 1px 38px),
    repeating-linear-gradient(-66deg, rgba(167, 176, 184, 0.06) 0 1px, transparent 1px 64px);
  pointer-events: none;
  z-index: -2;
}

.page-home .cover-flow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.75;
  pointer-events: none;
}

.page-home .cover-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.6rem);
  align-items: start;
}

.page-home .cover-body {
  min-width: 0;
}

.page-home .cover-sign {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0 0 clamp(0.9rem, 2.4vw, 1.6rem);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-home .cover-sign__og {
  display: inline-grid;
  place-items: center;
  min-width: 2.4rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 0.12em;
}

.page-home .cover-sign__bar {
  display: block;
  width: clamp(1.6rem, 8vw, 4.4rem);
  height: 1px;
  background: linear-gradient(90deg, var(--orange), transparent);
}

.page-home .cover-title-wrap {
  position: relative;
  margin: 0 0 clamp(1rem, 2.6vw, 1.5rem);
}

.page-home .cover-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.05rem, 8.4vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--bone);
  max-width: 15em;
  text-wrap: balance;
}

.page-home .cover-title::after {
  content: "";
  display: block;
  width: clamp(3.2rem, 16vw, 7rem);
  height: 6px;
  margin-top: clamp(0.8rem, 2vw, 1.2rem);
  background: linear-gradient(90deg, var(--orange), var(--cyan));
}

.page-home .cover-stamp {
  position: absolute;
  top: -0.4rem;
  right: 0;
  transform: rotate(6deg);
  display: none;
  padding: 0.35rem 0.6rem;
  border: 2px solid var(--orange);
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  box-shadow: var(--shadow-hard);
  background: rgba(11, 14, 17, 0.9);
}

.page-home .cover-lede {
  margin: 0 0 clamp(1.3rem, 3vw, 1.9rem);
  max-width: 60ch;
  color: var(--mist);
  font-size: clamp(0.95rem, 1.7vw, 1.06rem);
  line-height: 1.9;
}

.page-home .cover-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: clamp(1.4rem, 3.4vw, 2.2rem);
}

.page-home .cover-copy {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.page-home .cover-meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.7rem;
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  padding-top: clamp(0.9rem, 2.4vw, 1.4rem);
}

.page-home .cover-meta li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-left: 0.8rem;
  border-left: 2px solid var(--line-cyan);
  min-width: 0;
}

.page-home .cover-meta__num {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-home .cover-meta__label {
  font-size: 0.78rem;
  color: var(--mist);
  letter-spacing: 0.02em;
}

/* 首屏索引 */
.page-home .cover-index {
  min-width: 0;
}

.page-home .cover-index__head {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.24em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-home .cover-index__list {
  display: flex;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0 0 0.5rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-home .cover-index__item {
  flex: 0 0 auto;
  position: relative;
  min-width: 0;
}

.page-home .cover-index__link {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--line);
  background: rgba(26, 31, 36, 0.72);
  color: var(--bone);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-home .cover-index__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.page-home .cover-index__label {
  font-size: 0.86rem;
  white-space: nowrap;
}

.page-home .cover-index__hint {
  display: none;
}

.page-home .cover-index__link:hover,
.page-home .cover-index__link:focus-visible {
  border-color: var(--line-cyan);
  background: rgba(44, 52, 59, 0.9);
  transform: translateY(-2px);
}

.page-home .cover-index__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* 首屏图 */
.page-home .cover-visual {
  grid-column: 1 / -1;
  margin: 0;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-home .cover-visual img,
.page-home .flow-band img,
.page-home .zone-visual img,
.page-home .trust-badge__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 状态条 ---------- */
.page-home .status-strip {
  background: var(--slate);
  border-bottom: 1px solid var(--line);
  padding: clamp(1.1rem, 3vw, 1.7rem) 0;
}

.page-home .status-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 1rem;
  margin-bottom: 0.85rem;
}

.page-home .status-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(0.98rem, 2.2vw, 1.16rem);
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-home .status-note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .status-track {
  display: flex;
  gap: 0.55rem;
  overflow-x: auto;
  padding-bottom: 0.35rem;
  scrollbar-width: thin;
}

.page-home .status-chip {
  flex: 0 0 auto;
  display: inline-flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.7rem 0.95rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  background: rgba(44, 52, 59, 0.6);
  color: var(--bone);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-home .status-chip__key {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-home .status-chip__val {
  font-size: 0.85rem;
  white-space: nowrap;
}

.page-home .status-chip:hover,
.page-home .status-chip:focus-visible {
  border-color: var(--orange);
  background: rgba(26, 31, 36, 0.95);
  transform: translateY(-2px);
}

.page-home .status-chip:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 数据流带 ---------- */
.page-home .flow-band {
  padding: clamp(1.2rem, 3.4vw, 2.2rem) 0 0;
}

.page-home .flow-band .media-frame {
  margin: 0;
  border: 1px solid var(--line-soft);
}

/* ---------- 通用章节 ---------- */
.page-home .home-section {
  padding: clamp(2.2rem, 6vw, 4.4rem) 0;
}

.page-home .sec-head {
  display: grid;
  gap: 0.65rem;
  margin-bottom: clamp(1.3rem, 3vw, 2.1rem);
}

.page-home .sec-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--clay);
  text-transform: uppercase;
}

.page-home .sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.45rem, 4.4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--bone);
  max-width: 22em;
}

.page-home .sec-lede {
  margin: 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: clamp(0.93rem, 1.6vw, 1.02rem);
  line-height: 1.88;
}

/* ---------- 专区分类 ---------- */
.page-home .zone-visual {
  margin: 0 0 clamp(1.3rem, 3vw, 2rem);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-home .zone-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem;
}

.page-home .zone-card {
  position: relative;
  padding: clamp(1.05rem, 2.8vw, 1.5rem);
  background: linear-gradient(158deg, var(--stratum) 0%, var(--slate) 72%);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-home .zone-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: var(--home-cut) solid var(--ink);
  border-left: var(--home-cut) solid transparent;
}

.page-home .zone-card:hover,
.page-home .zone-card:focus-within {
  border-color: var(--line-cyan);
  transform: translateY(-3px);
}

.page-home .zone-card__num {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--orange);
}

.page-home .zone-card__title {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.6vw, 1.25rem);
  font-weight: 800;
  color: var(--bone);
}

.page-home .zone-card__text {
  margin: 0 0 0.9rem;
  font-size: 0.9rem;
  line-height: 1.82;
  color: var(--mist);
}

.page-home .zone-card__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-home .zone-card__link:hover,
.page-home .zone-card__link:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
}

.page-home .zone-card__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 电脑端准备 ---------- */
.page-home .device-section {
  background: linear-gradient(180deg, var(--ink) 0%, var(--slate) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .device-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.page-home .device-card {
  padding: clamp(1.1rem, 3vw, 1.9rem);
  background: var(--home-panel);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-home .device-card--focus {
  border-color: rgba(255, 106, 42, 0.5);
  background: linear-gradient(170deg, rgba(255, 106, 42, 0.1) 0%, var(--home-panel) 46%);
}

.page-home .device-card__tag {
  display: inline-block;
  margin: 0 0 0.7rem;
  padding: 0.2rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--moss);
  border: 1px solid rgba(110, 139, 116, 0.55);
}

.page-home .device-card__tag--hot {
  color: var(--orange);
  border-color: rgba(255, 106, 42, 0.6);
}

.page-home .device-card__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.8vw, 1.4rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--bone);
}

.page-home .device-card__text {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  line-height: 1.86;
  color: var(--mist);
}

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

.page-home .device-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--bone);
}

.page-home .device-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.5rem;
  height: 2px;
  background: var(--cyan);
}

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

.page-home .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
  align-items: start;
  padding: 0.7rem 0.85rem;
  background: rgba(11, 14, 17, 0.55);
  border-left: 2px solid var(--line);
}

.page-home .step--focus {
  border-left-color: var(--orange);
  background: rgba(255, 106, 42, 0.1);
}

.page-home .step__num {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--orange);
  letter-spacing: 0.08em;
  padding-top: 0.15rem;
}

.page-home .step__body {
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--mist);
  min-width: 0;
}

.page-home .step__body strong {
  display: block;
  margin-bottom: 0.15rem;
  color: var(--bone);
  font-weight: 700;
}

/* ---------- 运营与服务 ---------- */
.page-home .trust-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.page-home .trust-main {
  min-width: 0;
  display: grid;
  gap: 1rem;
}

.page-home .stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.page-home .stat {
  padding: 0.85rem 0.9rem;
  background: var(--slate);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--line-cyan);
}

.page-home .stat__num {
  margin: 0 0 0.2rem;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3vw, 1.4rem);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.01em;
}

.page-home .stat__label {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .service-panel {
  padding: clamp(1.05rem, 2.8vw, 1.6rem);
  background: var(--stratum);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-home .service-panel__title {
  margin: 0 0 0.9rem;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.4vw, 1.2rem);
  font-weight: 800;
  color: var(--bone);
}

.page-home .service-list {
  margin: 0 0 0.9rem;
  display: grid;
  gap: 0.6rem;
}

.page-home .service-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.3rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px dashed var(--line);
}

.page-home .service-row dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-home .service-row dd {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  min-width: 0;
}

.page-home .service-value {
  font-size: 0.9rem;
  color: var(--bone);
  word-break: break-all;
}

.page-home .service-value--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-home .service-hint {
  margin: 0 0 1rem;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .trust-badge {
  display: grid;
  gap: 0.9rem;
  padding: clamp(1rem, 2.6vw, 1.4rem);
  background: linear-gradient(190deg, rgba(201, 164, 92, 0.14) 0%, var(--slate) 58%);
  border: 2px solid rgba(201, 164, 92, 0.45);
}

.page-home .trust-badge__figure {
  margin: 0;
  border: 1px solid rgba(201, 164, 92, 0.4);
}

.page-home .trust-badge__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.82;
  color: var(--bone);
}

/* ---------- 日志与行动 ---------- */
.page-home .journal-section {
  border-top: 1px solid var(--line);
}

.page-home .journal-list {
  display: grid;
  border-top: 1px solid var(--line);
  margin-bottom: clamp(1.4rem, 3.4vw, 2.2rem);
}

.page-home .journal-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.35rem;
  padding: 1rem 0.4rem 1rem 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-home .journal-item:hover,
.page-home .journal-item:focus-visible {
  background: rgba(44, 52, 59, 0.55);
  padding-left: 0.7rem;
}

.page-home .journal-item:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-home .journal-item__time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--clay);
}

.page-home .journal-item__body {
  display: grid;
  gap: 0.25rem;
  min-width: 0;
}

.page-home .journal-item__title {
  font-size: 0.95rem;
  line-height: 1.62;
  color: var(--bone);
  font-weight: 700;
}

.page-home .journal-item__text {
  font-size: 0.85rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-home .home-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.page-home .home-actions__note {
  margin: 1rem 0 0;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-actions__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-home .home-actions__note a:hover,
.page-home .home-actions__note a:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
}

.page-home .home-actions__note a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-home .cover-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.9rem;
  }

  .page-home .stat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-home .service-row {
    grid-template-columns: 7rem minmax(0, 1fr);
    align-items: center;
    gap: 0.6rem;
  }

  .page-home .journal-item {
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: 1.2rem;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-home .cover-shell {
    grid-template-columns: minmax(0, 1fr) 15rem;
    gap: clamp(1.6rem, 3vw, 2.8rem);
  }

  .page-home .cover-title {
    max-width: 13em;
  }

  .page-home .cover-stamp {
    display: block;
    top: 0;
    right: 1rem;
  }

  .page-home .cover-index__list {
    display: grid;
    gap: 0.45rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .cover-index__item {
    flex: initial;
  }

  .page-home .cover-index__link {
    position: relative;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
    width: 100%;
  }

  .page-home .cover-index__hint {
    display: block;
    position: absolute;
    right: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%);
    width: 15rem;
    padding: 0.5rem 0.7rem;
    background: var(--stratum);
    border: 1px solid var(--line-cyan);
    font-size: 0.76rem;
    line-height: 1.65;
    color: var(--bone);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s var(--ease), visibility 0.2s var(--ease);
    z-index: 3;
  }

  .page-home .cover-index__link:hover .cover-index__hint,
  .page-home .cover-index__link:focus-visible .cover-index__hint {
    opacity: 1;
    visibility: visible;
  }

  .page-home .device-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 1.2rem;
  }

  .page-home .trust-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.8fr);
    gap: 1.2rem;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-home .zone-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.1rem;
  }

  .page-home .zone-card:nth-child(even) {
    transform: translateY(1.4rem);
  }

  .page-home .zone-card:nth-child(even):hover,
  .page-home .zone-card:nth-child(even):focus-within {
    transform: translateY(1.1rem);
  }

  .page-home .zone-section {
    padding-bottom: calc(clamp(2.2rem, 6vw, 4.4rem) + 1.4rem);
  }

  .page-home .cover-title {
    font-size: clamp(3.2rem, 5.4vw, 4.8rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .cover-index__link,
  .page-home .status-chip,
  .page-home .zone-card,
  .page-home .journal-item {
    transition: none;
  }

  .page-home .cover-index__link:hover,
  .page-home .cover-index__link:focus-visible,
  .page-home .status-chip:hover,
  .page-home .status-chip:focus-visible,
  .page-home .zone-card:hover,
  .page-home .zone-card:focus-within {
    transform: none;
  }
}