.page-home {
  --home-dark-line: rgba(239, 231, 217, .14);
  --home-paper-line: #D6CCBA;
  --home-amber-line: rgba(240, 168, 60, .45);
  display: block;
  background: var(--paper);
  color: var(--text-ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ── 上下文条 ───────────────────────────────── */
.page-home .home-context {
  background: var(--ink);
  border-bottom: 1px solid var(--home-dark-line);
}
.page-home .home-context__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding-block: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .07em;
  color: var(--graphite);
}
.page-home .home-context__ver {
  margin-left: auto;
  color: var(--amber);
  border: 1px solid var(--home-amber-line);
  padding: 2px 8px;
}

/* ── 分屏首屏 ───────────────────────────────── */
.page-home .home-hero {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  border-bottom: 1px solid var(--home-dark-line);
  overflow: hidden;
}
.page-home .home-hero__deco {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 42%;
  background-image: radial-gradient(rgba(79, 209, 197, .3) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: .28;
  pointer-events: none;
}
.page-home .home-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 4vw, 52px);
  align-items: center;
  padding-block: clamp(44px, 6vw, 96px) clamp(52px, 7vw, 108px);
}
.page-home .home-hero__title {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(29px, 4.4vw, 54px);
  line-height: 1.16;
  letter-spacing: .02em;
  color: #F5F0E6;
  max-width: 16em;
}
.page-home .home-hero__lede {
  margin: 22px 0 0;
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.9;
  letter-spacing: .01em;
  color: rgba(239, 231, 217, .82);
  max-width: 36em;
}
.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.page-home .home-hero__actions .sk-btn--ghost {
  border-color: rgba(239, 231, 217, .38);
  color: var(--paper);
}
.page-home .home-hero__actions .sk-btn--ghost:hover,
.page-home .home-hero__actions .sk-btn--ghost:focus-visible {
  border-color: var(--signal);
  color: var(--signal);
}
.page-home .home-hero__meta {
  list-style: none;
  margin: 34px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--home-dark-line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
}
.page-home .home-hero__meta li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--graphite);
}
.page-home .home-hero__meta li::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  background: var(--wave);
}
.page-home .home-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-signal);
  background: var(--ink-2);
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.page-home .home-hero__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: .76;
  transition: opacity var(--ease);
}
.page-home .home-hero__figure:hover img {
  opacity: .92;
}
.page-home .home-hero__wave {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 8%;
  width: 100%;
  height: auto;
  display: block;
}
.page-home .home-hero__wave-line {
  fill: none;
  stroke: rgba(79, 209, 197, .5);
  stroke-width: 1.2;
  vector-effect: non-scaling-stroke;
}
.page-home .home-hero__wave-dot {
  fill: var(--wave);
  opacity: .45;
  transition: opacity var(--ease);
}
.page-home .home-hero__figure:hover .home-hero__wave-dot {
  opacity: 1;
}
.page-home .home-hero__caption {
  position: absolute;
  left: 14px;
  bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(138, 154, 166, .9);
}

/* ── 章节共用标题 ───────────────────────────── */
.page-home .home-sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  padding-bottom: 14px;
  margin-bottom: clamp(24px, 3vw, 40px);
  border-bottom: 1px solid var(--home-paper-line);
}
.page-home .home-ver .home-sec-head,
.page-home .home-search .home-sec-head {
  border-bottom-color: var(--home-dark-line);
}
.page-home .home-sec-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber-deep);
}
.page-home .home-ver .home-sec-num,
.page-home .home-search .home-sec-num {
  color: var(--amber);
}
.page-home .home-sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(21px, 2.5vw, 31px);
  line-height: 1.28;
  letter-spacing: .02em;
  max-width: 26em;
}
.page-home .home-sec-note {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--graphite);
  white-space: nowrap;
}

/* ── 正文段落 ───────────────────────────────── */
.page-home .home-body {
  margin: 0 0 18px;
  font-size: clamp(15px, 1.05vw, 16px);
  line-height: 1.88;
  letter-spacing: .01em;
  color: var(--text-ink);
  max-width: 38em;
}
.page-home .home-body--dark {
  color: rgba(239, 231, 217, .84);
}

/* ── 01 正式版信号窗 ────────────────────────── */
.page-home .home-ver {
  background: var(--ink-2);
  color: var(--paper);
  padding-block: clamp(48px, 6vw, 88px);
  border-bottom: 1px solid var(--home-dark-line);
}
.page-home .home-ver__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 36px);
  padding: clamp(22px, 3vw, 36px);
  border: 1px solid var(--home-amber-line);
  background: rgba(11, 22, 32, .58);
}
.page-home .home-ver__stamp {
  align-self: start;
  padding: 18px 16px;
  border: 1px solid var(--home-amber-line);
  background: rgba(240, 168, 60, .07);
}
.page-home .home-ver__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(38px, 5.4vw, 62px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--amber);
}
.page-home .home-ver__label {
  display: block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--graphite);
}
.page-home .home-ver__details {
  margin: 6px 0 22px;
  padding-top: 14px;
  border-top: 1px solid var(--home-dark-line);
}
.page-home .home-ver__details summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--signal);
}
.page-home .home-ver__details summary::-webkit-details-marker {
  display: none;
}
.page-home .home-ver__details summary::after {
  content: " +";
  font-family: var(--font-mono);
}
.page-home .home-ver__details[open] summary::after {
  content: " −";
}
.page-home .home-ver__details summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}
.page-home .home-ver__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-home .home-ver__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.82;
  color: rgba(239, 231, 217, .85);
}
.page-home .home-ver__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 6px;
  height: 6px;
  background: var(--wave);
}

/* ── 02 订阅查询 ────────────────────────────── */
.page-home .home-query {
  background: var(--paper);
  padding-block: clamp(52px, 6.5vw, 96px);
  border-bottom: 1px solid rgba(37, 51, 61, .16);
}
.page-home .home-query__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.5vw, 48px);
}
.page-home .home-query__label {
  margin: 26px 0 0;
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--amber-deep);
}
.page-home .home-query__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  border-top: 1px solid var(--home-paper-line);
}
.page-home .home-query__list li {
  position: relative;
  padding: 13px 0 13px 20px;
  border-bottom: 1px solid var(--home-paper-line);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-ink);
}
.page-home .home-query__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.55em;
  width: 8px;
  height: 2px;
  background: var(--amber-deep);
}
.page-home .home-query__aside {
  align-self: start;
}
.page-home .home-query__aside-label {
  margin: 0 0 14px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber-deep);
}
.page-home .home-query__prep {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-home .home-query__prep li {
  padding-left: 16px;
  position: relative;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-ink);
}
.page-home .home-query__prep li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 6px;
  height: 6px;
  background: var(--amber);
}
.page-home .home-query__contact {
  margin: 22px 0 20px;
  padding-top: 16px;
  border-top: 1px solid var(--home-paper-line);
}
.page-home .home-query__contact-key {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--graphite);
}
.page-home .home-query__contact-val {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--text-ink);
  word-break: break-all;
}
.page-home .home-query__contact-note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(37, 51, 61, .74);
}

/* ── 03 服务与案例目录 ──────────────────────── */
.page-home .home-catalog {
  background: var(--paper);
  padding-block: clamp(52px, 6.5vw, 96px);
}
.page-home .home-catalog__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.5vw, 48px);
}
.page-home .home-catalog__figure {
  margin: 0;
  align-self: start;
}
.page-home .home-catalog__label {
  margin: 0 0 14px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber-deep);
}
.page-home .home-catalog__ol {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  border-top: 1px solid var(--home-paper-line);
}
.page-home .home-catalog__ol li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--home-paper-line);
}
.page-home .home-catalog__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--amber-deep);
  line-height: 1.7;
}
.page-home .home-catalog__ol h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: .02em;
  color: var(--text-ink);
}
.page-home .home-catalog__ol p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(37, 51, 61, .82);
}
.page-home .home-catalog__bands {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-home .home-catalog__bands li {
  padding: 5px 12px;
  border: 1px solid var(--home-paper-line);
  background: rgba(214, 204, 186, .28);
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--text-ink);
  transition: border-color var(--ease), color var(--ease);
}
.page-home .home-catalog__bands li:hover {
  border-color: var(--amber-deep);
  color: var(--amber-deep);
}

/* ── 04 检索带 ──────────────────────────────── */
.page-home .home-search {
  background: var(--ink);
  color: var(--paper);
  padding-block: clamp(52px, 6.5vw, 96px);
}
.page-home .home-search__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.5vw, 48px);
}
.page-home .home-search__ways {
  list-style: none;
  margin: 26px 0 30px;
  padding: 0;
  border-top: 1px solid var(--home-dark-line);
}
.page-home .home-search__ways li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--home-dark-line);
  transition: border-color var(--ease);
}
.page-home .home-search__ways li:hover {
  border-bottom-color: var(--line-signal);
}
.page-home .home-search__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--signal);
  line-height: 1.9;
}
.page-home .home-search__way-title {
  display: block;
  font-family: var(--font-label);
  font-size: 15px;
  letter-spacing: .1em;
  color: #F5F0E6;
}
.page-home .home-search__ways p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(239, 231, 217, .78);
}
.page-home .home-search__figure {
  margin: 0;
  align-self: start;
}

/* ── 05 收束 ────────────────────────────────── */
.page-home .home-next {
  background: var(--paper);
  padding-block: clamp(52px, 6.5vw, 104px);
}
.page-home .home-next__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.5vw, 48px);
}
.page-home .home-next__figure {
  margin: 0;
  align-self: start;
}
.page-home .home-next__links {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--home-paper-line);
}
.page-home .home-next__links li {
  border-bottom: 1px solid var(--home-paper-line);
}
.page-home .home-next__links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 2px;
  text-decoration: none;
  color: var(--text-ink);
  font-family: var(--font-label);
  font-size: 15px;
  letter-spacing: .08em;
  transition: color var(--ease), padding-left var(--ease);
}
.page-home .home-next__links a::after {
  content: "→";
  font-family: var(--font-mono);
  color: var(--amber-deep);
  flex: none;
}
.page-home .home-next__links a:hover,
.page-home .home-next__links a:focus-visible {
  color: var(--amber-deep);
  padding-left: 12px;
}
.page-home .home-next__links a:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

/* ── 响应式 ─────────────────────────────────── */
@media (min-width: 700px) {
  .page-home .home-ver__panel {
    grid-template-columns: minmax(180px, 240px) 1fr;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-home .home-hero__inner {
    grid-template-columns: 7fr 5fr;
    gap: clamp(40px, 5vw, 72px);
  }
  .page-home .home-query__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
  .page-home .home-catalog__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
  .page-home .home-search__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
  .page-home .home-next__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
  .page-home .home-catalog__lists {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 32px;
    align-items: start;
  }
  .page-home .home-catalog__group:first-child {
    grid-column: 1 / -1;
  }
  .page-home .home-catalog__lists > .sk-btn {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

@media (max-width: 899px) {
  .page-home .home-hero__deco {
    left: 55%;
    opacity: .18;
  }
  .page-home .home-sec-note {
    margin-left: 0;
    white-space: normal;
  }
  .page-home .home-hero__meta {
    gap: 10px 18px;
  }
}

@media (max-width: 519px) {
  .page-home .home-hero__actions .sk-btn {
    width: 100%;
    justify-content: center;
  }
  .page-home .home-search__ways li {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .page-home .home-search__code {
    line-height: 1.4;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-hero__figure img,
  .page-home .home-hero__wave-dot,
  .page-home .home-catalog__bands li,
  .page-home .home-search__ways li,
  .page-home .home-next__links a {
    transition: none;
  }
}