.page-home {
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-ui);
  overflow-x: hidden;
}

.page-home .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-home .hm-top {
  padding-top: 20px;
  padding-bottom: 4px;
}

.page-home .hm-top .breadcrumb {
  font-size: 12px;
  color: var(--slate);
}

/* ---------- 首屏 ---------- */
.page-home .hm-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--hair);
  background: linear-gradient(180deg, var(--paper-mist) 0%, var(--paper) 74%);
}

.page-home .hm-hero__texture {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  opacity: 0.15;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent 6%, #000 68%);
  mask-image: linear-gradient(90deg, transparent 6%, #000 68%);
}

.page-home .hm-hero__texture img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: right top;
}

.page-home .hm-hero__inner {
  position: relative;
  padding-top: 22px;
  padding-bottom: 48px;
}

.page-home .hm-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 7.2vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--black);
  margin: 12px 0 0;
  max-width: 18em;
}

.page-home .hm-hero__lead {
  margin: 18px 0 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-home .hm-hero__grid {
  margin-top: 32px;
  display: grid;
  gap: 16px;
}

/* 三段分区条带 */
.page-home .hm-channels {
  display: grid;
  gap: 12px;
}

.page-home .hm-ch {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 20px;
  background: var(--white);
  border: 1px solid var(--hair);
  border-top: 3px solid var(--hm-accent);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .hm-ch--blue { --hm-accent: var(--blue); }
.page-home .hm-ch--cyan { --hm-accent: var(--cyan); }
.page-home .hm-ch--orange { --hm-accent: var(--orange); }

.page-home .hm-ch::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 22px;
  height: 22px;
  background: var(--paper-mist);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-home .hm-ch:hover,
.page-home .hm-ch:focus-visible {
  background: var(--paper-mist);
}

.page-home .hm-ch__no {
  font-size: 12px;
  color: var(--slate);
}

.page-home .hm-ch__label {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--black);
}

.page-home .hm-ch__desc {
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--graphite);
}

.page-home .hm-ch__go {
  margin-top: 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
}

/* 层叠编号索引 */
.page-home .hm-stack {
  position: relative;
  background: var(--ink-2);
  border: 1px solid var(--ink);
  padding: 18px 16px 14px;
}

.page-home .hm-stack::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 18px;
  width: 3px;
  height: 28px;
  background: var(--cyan);
}

.page-home .hm-stack__title {
  margin: 0 0 10px;
  font-size: 12px;
  color: var(--mist);
}

.page-home .hm-stack__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .hm-stack__item + .hm-stack__item {
  border-top: 1px solid var(--hair-invert);
}

.page-home .hm-stack__item a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 4px;
  text-decoration: none;
  color: var(--white);
  transition: background var(--dur) var(--ease);
}

.page-home .hm-stack__item a:hover,
.page-home .hm-stack__item a:focus-visible {
  background: rgba(30, 90, 255, 0.22);
}

.page-home .hm-stack__no {
  font-size: 12px;
  color: var(--mist);
}

.page-home .hm-stack__name {
  flex: 1;
  font-size: 14px;
}

.page-home .hm-stack__arrow {
  font-size: 12px;
  color: var(--blue-2);
}

/* ---------- 通用章节 ---------- */
.page-home .hm-sec,
.page-home .hm-biz {
  padding: 48px 0;
  border-bottom: 1px solid var(--hair);
}

.page-home .hm-sec__head {
  max-width: 44em;
}

.page-home .hm-sec__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 5vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--black);
  margin: 10px 0 0;
}

.page-home .hm-sec__note {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--graphite);
}

/* ---------- 八类内容列表 ---------- */
.page-home .hm-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-home .hm-list__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 2px 12px;
  padding: 16px 0 16px 12px;
  border-bottom: 1px solid var(--hair);
  border-left: 2px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-home .hm-list__item:hover,
.page-home .hm-list__item:focus-within {
  border-left-color: var(--blue);
  background: rgba(30, 90, 255, 0.04);
}

.page-home .hm-list__no {
  font-size: 13px;
  color: var(--slate);
  padding-top: 3px;
}

.page-home .hm-list__body {
  min-width: 0;
}

.page-home .hm-list__name {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
}

.page-home .hm-list__name a {
  color: var(--black);
  text-decoration: none;
}

.page-home .hm-list__name a:hover {
  color: var(--blue);
}

.page-home .hm-list__desc {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--graphite);
}

.page-home .hm-list__meta {
  display: inline-block;
  margin-top: 8px;
  font-size: 12px;
  color: var(--slate);
  border: 1px solid var(--hair);
  padding: 2px 8px;
  background: var(--white);
}

/* ---------- 资料库通道快线 ---------- */
.page-home .hm-fast {
  background: var(--paper-mist);
  border-bottom: 1px solid var(--hair);
  padding: 48px 0;
}

.page-home .hm-fast__inner {
  display: grid;
  gap: 28px;
}

.page-home .hm-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .hm-step {
  position: relative;
  background: var(--white);
  border: 1px solid var(--hair);
  padding: 16px 16px 18px;
}

.page-home .hm-step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: var(--cyan);
}

.page-home .hm-step__no {
  font-size: 12px;
  color: var(--blue);
}

.page-home .hm-step__title {
  margin: 6px 0 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--black);
}

.page-home .hm-step__desc {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-home .hm-fast__sla {
  display: block;
  margin: 22px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
}

.page-home .hm-fast__actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .hm-fast__media {
  margin: 0;
}

.page-home .hm-fast__media img {
  max-width: 100%;
  height: auto;
}

/* ---------- 更新与案例 ---------- */
.page-home .hm-updates {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--hair);
  padding: 48px 0;
  background: var(--paper);
}

.page-home .hm-updates__bg {
  position: absolute;
  inset: 0;
  opacity: 0.09;
  pointer-events: none;
}

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

.page-home .hm-updates__inner {
  position: relative;
}

.page-home .hm-tl {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  position: relative;
}

.page-home .hm-tl::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--hair);
}

.page-home .hm-tl__item {
  position: relative;
  padding: 0 0 22px 26px;
}

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

.page-home .hm-tl__dot {
  position: absolute;
  left: 0;
  top: 6px;
  width: 11px;
  height: 11px;
  background: var(--orange);
  border: 2px solid var(--paper);
  box-shadow: 0 0 0 1px var(--orange);
}

.page-home .hm-tl__when {
  display: block;
  font-size: 12px;
  color: var(--slate);
}

.page-home .hm-tl__title {
  margin: 6px 0 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--black);
  line-height: 1.4;
}

.page-home .hm-tl__desc {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--graphite);
  max-width: 40em;
}

.page-home .hm-case {
  margin-top: 34px;
  display: grid;
  background: var(--white);
  border: 1px solid var(--hair);
  box-shadow: 0 1px 2px rgba(11, 18, 32, 0.05);
}

.page-home .hm-case__media {
  margin: 0;
  border: 0;
  border-bottom: 1px solid var(--hair);
}

.page-home .hm-case__media img {
  max-width: 100%;
  height: auto;
}

.page-home .hm-case__body {
  padding: 20px 18px 22px;
}

.page-home .hm-case__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 21px;
  line-height: 1.3;
  color: var(--black);
}

.page-home .hm-case__desc {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-home .hm-case__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 14px 0 0;
  padding: 0;
}

.page-home .hm-case__tags li {
  font-size: 12px;
  color: var(--slate);
  border: 1px solid var(--hair);
  padding: 3px 8px;
  background: var(--paper);
}

.page-home .hm-case__body .btn {
  margin-top: 18px;
}

/* ---------- 业务构成 ---------- */
.page-home .hm-biz {
  background: var(--paper);
}

.page-home .hm-lines {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-home .hm-line {
  background: var(--white);
  padding: 16px 16px 18px;
}

.page-home .hm-line__no {
  font-size: 12px;
  color: var(--blue);
}

.page-home .hm-line__name {
  margin: 6px 0 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--black);
}

.page-home .hm-line__desc {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--graphite);
}

.page-home .hm-stats {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-home .hm-stat {
  background: var(--paper-mist);
  padding: 14px 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-home .hm-stat__num {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--blue);
}

.page-home .hm-stat__plus {
  font-size: 16px;
  color: var(--blue-2);
}

.page-home .hm-stat__label {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-home .hm-biz__cert {
  margin: 24px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--hair);
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--slate);
  max-width: 60em;
}

.page-home .hm-biz__more {
  margin: 18px 0 0;
  font-size: 14px;
}

.page-home .hm-biz__more a {
  color: var(--blue);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid var(--mist);
}

/* ---------- 收束区 ---------- */
.page-home .hm-close {
  background: var(--ink);
  color: var(--white);
  padding: 48px 0 44px;
}

.page-home .hm-close__inner {
  display: grid;
  gap: 32px;
}

.page-home .hm-close__eyebrow {
  color: var(--blue-2);
}

.page-home .hm-close__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 5vw, 36px);
  line-height: 1.22;
  color: var(--white);
}

.page-home .hm-close__desc {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 34em;
}

.page-home .hm-close__actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .hm-close__contact {
  border-top: 1px solid var(--hair-invert);
  padding-top: 20px;
}

.page-home .hm-close__row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--hair-invert);
}

.page-home .hm-close__key {
  font-size: 12px;
  color: var(--mist);
  min-width: 40px;
}

.page-home .hm-close__val {
  font-size: 14px;
  color: var(--white);
  word-break: break-all;
}

.page-home .hm-copy {
  margin-left: auto;
  font-family: var(--font-ui);
  font-size: 12px;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--hair-invert);
  padding: 4px 10px;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .hm-copy:hover,
.page-home .hm-copy:focus-visible {
  color: var(--white);
  border-color: var(--blue-2);
}

.page-home .hm-copy[data-copied] {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-home .hm-close__hours {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--slate);
}

.page-home .hm-close__legal {
  margin: 18px 0 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  font-size: 12px;
  color: var(--slate);
}

.page-home .hm-close__legal a {
  color: var(--mist);
  text-decoration: none;
}

.page-home .hm-close__legal a:hover {
  color: var(--white);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .hm-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-home .hm-case__body {
    padding: 24px 24px 26px;
  }
}

@media (min-width: 860px) {
  .page-home .hm-top {
    padding-top: 26px;
  }

  .page-home .hm-hero__inner {
    padding-top: 30px;
    padding-bottom: 62px;
  }

  .page-home .hm-hero__grid {
    margin-top: 42px;
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: 20px;
  }

  .page-home .hm-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    border: 1px solid var(--hair);
    background: var(--white);
  }

  .page-home .hm-ch {
    border: 0;
    border-left: 1px solid var(--hair);
    border-top-width: 3px;
    min-height: 100%;
  }

  .page-home .hm-ch:first-child {
    border-left: 0;
  }

  .page-home .hm-stack {
    padding: 20px 18px 16px;
  }

  .page-home .hm-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 44px;
  }

  .page-home .hm-fast__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 40px;
  }

  .page-home .hm-case {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: stretch;
  }

  .page-home .hm-case__media {
    border-bottom: 0;
    border-right: 1px solid var(--hair);
  }

  .page-home .hm-case__media img {
    height: 100%;
    object-fit: cover;
  }

  .page-home .hm-close__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 48px;
  }

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

@media (min-width: 1080px) {
  .page-home .hm-sec,
  .page-home .hm-biz,
  .page-home .hm-fast,
  .page-home .hm-updates {
    padding: 72px 0;
  }

  .page-home .hm-close {
    padding: 72px 0 60px;
  }

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

  .page-home .hm-stats {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-home .hm-stat__num {
    font-size: 28px;
  }

  .page-home .hm-tl {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .page-home .hm-tl::before {
    left: 0;
    right: 0;
    top: 9px;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .page-home .hm-tl__item {
    padding: 28px 0 0;
  }

  .page-home .hm-tl__dot {
    top: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home * {
    transition-duration: 1ms !important;
  }
}
<<<END>>>