.page-home {
  --home-edge: rgba(53, 224, 214, .3);
  --home-hard: 8px 8px 0 0 rgba(53, 224, 214, .16);
  --home-hard-soft: 8px 8px 0 0 rgba(7, 18, 35, .45);
}

/* ---------- 刊头 ---------- */
.page-home .home-masthead {
  position: relative;
  isolation: isolate;
  padding-top: 28px;
  padding-bottom: 8px;
}

.page-home .home-masthead::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -120px;
  right: -20%;
  width: min(760px, 110vw);
  height: 760px;
  background:
    radial-gradient(closest-side, rgba(53, 224, 214, .16), transparent 72%),
    radial-gradient(closest-side, rgba(255, 138, 61, .1), transparent 70%);
  background-position: 30% 25%, 72% 68%;
  background-size: 100% 100%, 78% 78%;
  background-repeat: no-repeat;
  pointer-events: none;
}

.page-home .home-crumbs {
  margin-bottom: 22px;
}

.page-home .home-masthead__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-home .home-masthead__title {
  margin: 0;
  color: var(--yf-cream);
  font-weight: 300;
  font-size: clamp(40px, 9.4vw, 104px);
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.page-home .home-masthead__index {
  margin: 18px 0 0;
  color: var(--yf-cyan);
  font-size: 12px;
  letter-spacing: .08em;
  line-height: 1.7;
  word-break: break-word;
}

.page-home .home-masthead__lede {
  margin: 20px 0 0;
  max-width: 48ch;
  color: rgba(244, 237, 224, .8);
  font-size: 16px;
  line-height: 1.8;
}

.page-home .home-masthead__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .home-masthead__visual {
  margin: 0;
  border: 2px solid var(--home-edge);
  background: var(--yf-night);
  box-shadow: 10px 10px 0 0 rgba(53, 224, 214, .16);
  overflow: hidden;
}

.page-home .home-masthead__visual img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 四条主线索引 ---------- */
.page-home .home-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.page-home .home-index__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 14px 16px;
  background: rgba(7, 18, 35, .74);
  border: 2px solid var(--home-edge);
  color: var(--yf-cream);
  text-decoration: none;
  transition: transform .22s var(--yf-ease), border-color .22s var(--yf-ease), box-shadow .22s var(--yf-ease);
}

.page-home .home-index__item:hover,
.page-home .home-index__item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--yf-cyan);
  box-shadow: 6px 6px 0 0 rgba(53, 224, 214, .24);
  outline: none;
}

.page-home .home-index__num {
  color: var(--yf-cyan);
  font-size: 12px;
}

.page-home .home-index__label {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .02em;
}

.page-home .home-index__desc {
  color: var(--yf-slate);
  font-size: 12.5px;
  line-height: 1.6;
}

/* ---------- 通用章节头 ---------- */
.page-home .home-head {
  margin-bottom: 26px;
}

.page-home .home-head__kicker {
  margin: 0 0 14px;
  color: var(--yf-cyan);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-home .home-head__lead {
  margin: 14px 0 0;
  max-width: 64ch;
  color: var(--yf-slate);
  font-size: 15.5px;
  line-height: 1.8;
}

/* ---------- 产品线 ---------- */
.page-home .home-lines {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-home .home-lines__figure {
  margin: 0;
  border: 2px solid var(--home-edge);
  background: var(--yf-night);
  box-shadow: var(--home-hard);
  overflow: hidden;
  grid-column: 1 / -1;
}

.page-home .home-lines__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 280px;
  object-fit: cover;
}

.page-home .home-lines__figure figcaption {
  padding: 10px 14px;
  border-top: 2px solid var(--home-edge);
  color: var(--yf-slate);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-home .home-line {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 20px 22px;
  background: var(--yf-cream);
  border: 2px solid var(--yf-cocoa);
  box-shadow: var(--home-hard);
  color: var(--yf-cocoa);
  transition: transform .22s var(--yf-ease), box-shadow .22s var(--yf-ease), border-color .22s var(--yf-ease);
}

.page-home .home-line:hover {
  transform: translateY(-2px);
  border-color: var(--yf-teal);
  box-shadow: 8px 10px 0 0 rgba(53, 224, 214, .3);
}

.page-home .home-line__tag {
  align-self: flex-start;
  padding: 4px 9px;
  background: var(--yf-cocoa);
  color: var(--yf-cyan);
  font-size: 12px;
}

.page-home .home-line__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.4;
}

.page-home .home-line__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: #40362e;
}

.page-home .home-line__hint {
  margin-top: auto;
  padding-top: 6px;
  border-top: 1px dashed rgba(27, 20, 16, .28);
  color: var(--yf-teal);
  font-size: 12.5px;
  line-height: 1.5;
}

/* ---------- 版本节奏 ---------- */
.page-home .home-version__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-home .home-tabs {
  margin-top: 24px;
}

.page-home .home-tabs .yf-tabs__list {
  gap: 8px;
  flex-wrap: wrap;
}

.page-home .home-tabs .yf-tabs__panel {
  padding-top: 22px;
}

.page-home .home-scale {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.page-home .home-scale__item {
  position: relative;
  padding-left: 26px;
}

.page-home .home-scale__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--yf-cyan);
  background: var(--yf-ink);
}

.page-home .home-scale__item::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 24px;
  bottom: -18px;
  width: 2px;
  background: linear-gradient(180deg, rgba(53, 224, 214, .5), rgba(53, 224, 214, 0));
}

.page-home .home-scale__item:last-child::after {
  display: none;
}

.page-home .home-scale__meta {
  display: block;
  color: var(--yf-cyan);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-home .home-scale__title {
  display: block;
  margin-top: 6px;
  color: var(--yf-cream);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
}

.page-home .home-scale__note {
  display: block;
  margin-top: 6px;
  color: var(--yf-slate);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-home .home-version__figure {
  margin: 0;
  border: 2px solid var(--home-edge);
  background: var(--yf-night);
  box-shadow: var(--home-hard);
  overflow: hidden;
}

.page-home .home-version__figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 服务覆盖 ---------- */
.page-home .home-cover {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-home .home-cover__figure {
  margin: 0;
  border: 2px solid var(--home-edge);
  background: var(--yf-night);
  box-shadow: var(--home-hard);
  overflow: hidden;
}

.page-home .home-cover__figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .home-cover__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin: 24px 0 22px;
  padding: 0;
  list-style: none;
}

.page-home .home-cover__num {
  display: block;
  padding-bottom: 6px;
  border-bottom: 3px solid var(--yf-amber);
  color: var(--yf-cream);
  font-size: clamp(30px, 5.2vw, 46px);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -.02em;
}

.page-home .home-cover__unit {
  margin-left: 6px;
  color: var(--yf-amber);
  font-size: .44em;
  letter-spacing: 0;
}

.page-home .home-cover__cap {
  display: block;
  margin-top: 9px;
  color: var(--yf-slate);
  font-size: 13px;
  line-height: 1.6;
}

.page-home .home-cities {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-home .home-cities li {
  padding: 5px 10px;
  border: 1px solid var(--home-edge);
  color: var(--yf-cream);
  font-size: 13px;
  transition: border-color .2s var(--yf-ease), color .2s var(--yf-ease);
}

.page-home .home-cities li:hover {
  border-color: var(--yf-amber);
  color: var(--yf-amber);
}

/* ---------- 资源与经验 ---------- */
.page-home .home-briefs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .home-brief {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 20px;
  border: 2px solid var(--home-edge);
  background: rgba(7, 18, 35, .62);
  color: var(--yf-cream);
  text-decoration: none;
  transition: transform .22s var(--yf-ease), border-color .22s var(--yf-ease), box-shadow .22s var(--yf-ease);
}

.page-home .home-brief:hover,
.page-home .home-brief:focus-visible {
  transform: translateY(-2px);
  border-color: var(--yf-cyan);
  box-shadow: 6px 6px 0 0 rgba(53, 224, 214, .22);
  outline: none;
}

.page-home .home-brief__kicker {
  color: var(--yf-cyan);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-home .home-brief__title {
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
}

.page-home .home-brief__text {
  color: var(--yf-slate);
  font-size: 14px;
  line-height: 1.7;
}

/* ---------- 信任与联系 ---------- */
.page-home .home-trust {
  padding: 26px 20px;
  background: var(--yf-cream);
  border: 2px solid var(--yf-cocoa);
  box-shadow: var(--home-hard);
  color: var(--yf-cocoa);
}

.page-home .home-trust__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-home .home-trust__kicker {
  margin: 0 0 12px;
  color: var(--yf-teal);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-home .home-trust__title {
  margin: 0 0 20px;
  color: var(--yf-cocoa);
}

.page-home .home-proof {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 16px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-home .home-proof__num {
  display: block;
  padding-bottom: 5px;
  border-bottom: 3px solid var(--yf-amber);
  color: var(--yf-cocoa);
  font-size: clamp(26px, 4.4vw, 36px);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -.02em;
}

.page-home .home-proof__unit {
  margin-left: 3px;
  color: var(--yf-amber-ink);
  font-size: .46em;
}

.page-home .home-proof__cap {
  display: block;
  margin-top: 7px;
  color: #4a3f36;
  font-size: 13px;
  line-height: 1.6;
}

.page-home .home-trust__note {
  margin: 0;
  color: #4a3f36;
  font-size: 14.5px;
  line-height: 1.8;
}

.page-home .home-trust__contact {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
  padding-top: 22px;
  border-top: 2px dashed rgba(27, 20, 16, .25);
}

.page-home .home-trust__label {
  margin: 0;
  color: var(--yf-teal);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-home .home-trust__contact .yf-contact {
  width: 100%;
}

.page-home .home-trust__contact .yf-contact__row {
  border-color: rgba(27, 20, 16, .2);
}

.page-home .home-trust__contact .yf-contact__value {
  color: var(--yf-cocoa);
  word-break: break-all;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-home .home-index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

  .page-home .home-trust {
    padding: 32px 30px;
  }
}

@media (min-width: 1024px) {
  .page-home .home-masthead {
    padding-top: 44px;
  }

  .page-home .home-masthead__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 48px;
    align-items: start;
  }

  .page-home .home-masthead__visual {
    margin-top: 14px;
  }

  .page-home .home-version__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, .68fr);
    gap: 40px;
    align-items: start;
  }

  .page-home .home-cover {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    gap: 44px;
    align-items: center;
  }

  .page-home .home-trust__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 40px;
  }

  .page-home .home-trust__contact {
    padding-top: 0;
    padding-left: 32px;
    border-top: 0;
    border-left: 2px dashed rgba(27, 20, 16, .25);
  }
}

@media (min-width: 1100px) {
  .page-home .home-lines {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-home .home-lines > .home-line:nth-of-type(1) {
    grid-column: span 3;
  }

  .page-home .home-lines > .home-line:nth-of-type(2) {
    grid-column: span 3;
  }

  .page-home .home-lines > .home-line:nth-of-type(3) {
    grid-column: span 2;
  }

  .page-home .home-lines > .home-line:nth-of-type(4) {
    grid-column: span 2;
  }

  .page-home .home-lines > .home-line:nth-of-type(5) {
    grid-column: span 2;
  }

  .page-home .home-briefs {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .home-briefs > .home-brief:nth-child(1) {
    grid-column: span 5;
  }

  .page-home .home-briefs > .home-brief:nth-child(2) {
    grid-column: span 7;
  }

  .page-home .home-briefs > .home-brief:nth-child(3) {
    grid-column: span 7;
  }

  .page-home .home-briefs > .home-brief:nth-child(4) {
    grid-column: span 5;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-index__item,
  .page-home .home-line,
  .page-home .home-brief {
    transition: border-color .2s linear, box-shadow .2s linear;
  }

  .page-home .home-index__item:hover,
  .page-home .home-index__item:focus-visible,
  .page-home .home-line:hover,
  .page-home .home-brief:hover,
  .page-home .home-brief:focus-visible {
    transform: none;
  }
}