.page-home {
  --home-line: rgba(31, 58, 138, .14);
  --home-gutter: clamp(16px, 4vw, 40px);
  background-color: var(--paper);
  background-image:
    linear-gradient(90deg, rgba(31, 58, 138, .055) 1px, transparent 1px),
    linear-gradient(0deg, rgba(31, 58, 138, .055) 1px, transparent 1px);
  background-size: 88px 88px;
  background-position: center top;
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: hidden;
  padding-bottom: clamp(40px, 7vw, 80px);
}

.page-home .home-wrap {
  box-sizing: border-box;
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: var(--home-gutter);
}

.page-home .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 16px 4px;
  font-size: 13px;
  color: var(--steel);
}

.page-home .breadcrumbs__current {
  color: var(--indigo);
  font-weight: 600;
}

.page-home .breadcrumbs__sep {
  color: var(--line-strong);
}

/* ---------- 顶部订阅带 ---------- */
.page-home .sub-band {
  padding-block: 12px 0;
}

.page-home .sub-band__inner {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 16px 18px 18px 24px;
  background: var(--paper);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
}

.page-home .sub-band__dot {
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: var(--grad);
}

.page-home .sub-band__text {
  margin: 0;
  font-size: 15px;
  color: var(--steel);
}

.page-home .sub-band__text strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-head);
  font-size: 17px;
  color: var(--indigo);
}

.page-home .sub-band__aside {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-home .sub-band__meta {
  font-size: 13px;
  color: var(--ink);
  background: var(--sand);
  padding: 3px 10px;
}

@media (min-width: 820px) {
  .page-home .sub-band__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 24px;
    padding: 18px 22px 18px 28px;
  }
  .page-home .sub-band__text strong {
    display: inline;
    margin-right: 8px;
  }
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  padding-block: clamp(22px, 4.5vw, 46px) clamp(26px, 5vw, 52px);
}

.page-home .hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-home .hero__title {
  margin: 10px 0 16px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(29px, 6.2vw, 62px);
  line-height: 1.14;
  letter-spacing: -.012em;
  color: var(--indigo);
}

.page-home .hero__lede {
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  color: var(--ink);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-home .media-frame {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--sky);
}

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

.page-home .hero__media {
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.page-home .hero__media img {
  aspect-ratio: 16 / 9;
}

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    align-items: center;
  }
}

/* ---------- 章节索引 ---------- */
.page-home .home-index {
  border-block: 1px solid var(--home-line);
  background: rgba(255, 255, 255, .65);
}

.page-home .home-index__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 8px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-home .home-index__list::-webkit-scrollbar {
  display: none;
}

.page-home .home-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  white-space: nowrap;
  font-size: 14px;
  color: var(--steel);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color .2s var(--ease), background-color .2s var(--ease), border-color .2s var(--ease);
}

.page-home .home-index__link .mono {
  font-size: 12px;
  color: var(--steel);
}

.page-home .home-index__link:hover,
.page-home .home-index__link:focus-visible {
  color: var(--indigo);
  border-color: var(--line);
}

.page-home .home-index__link[data-active="true"] {
  color: var(--indigo);
  background: var(--sand);
  border-color: var(--line);
  font-weight: 600;
}

.page-home .home-index__link[data-active="true"] .mono {
  color: var(--coral-ink);
}

/* ---------- 两步查询 ---------- */
.page-home .two-step {
  padding-block: clamp(32px, 6vw, 70px) clamp(26px, 5vw, 56px);
}

.page-home .two-step__head {
  max-width: 44em;
}

.page-home .two-step__title {
  margin: 8px 0 10px;
  font-family: var(--font-head);
  font-size: clamp(24px, 4.2vw, 40px);
  line-height: 1.2;
  color: var(--indigo);
}

.page-home .two-step__lead {
  margin: 0;
  font-size: 16px;
  color: var(--steel);
}

.page-home .step-path {
  display: block;
  width: min(100%, 420px);
  height: auto;
  margin: 18px 0 0;
}

.page-home .sp-a {
  stop-color: var(--indigo);
}

.page-home .sp-b {
  stop-color: var(--cyan);
}

.page-home .steps {
  display: grid;
  gap: 14px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-home .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px 18px 20px;
  background: var(--sand);
  border-left: 3px solid var(--indigo);
}

.page-home .step__num {
  font-size: 21px;
  line-height: 1.1;
  color: var(--indigo);
}

.page-home .step__body {
  min-width: 0;
}

.page-home .step__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 18px;
  color: var(--ink);
}

.page-home .step__body p {
  margin: 0;
  font-size: 15px;
  color: var(--steel);
}

@media (min-width: 720px) {
  .page-home .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

/* ---------- 12 项说明 ---------- */
.page-home .digest {
  padding-block: clamp(28px, 5.5vw, 64px);
  border-top: 1px solid var(--home-line);
}

.page-home .digest__head {
  max-width: 46em;
}

.page-home .digest__title {
  margin: 8px 0 10px;
  font-family: var(--font-head);
  font-size: clamp(23px, 4vw, 38px);
  line-height: 1.22;
  color: var(--indigo);
}

.page-home .digest__lead {
  margin: 0;
  font-size: 15px;
  color: var(--steel);
}

.page-home .digest__layout {
  display: grid;
  gap: clamp(22px, 4vw, 38px);
  margin-top: 24px;
}

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

.page-home .digest__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0 13px;
  border-bottom: 1px solid var(--home-line);
}

.page-home .digest__num {
  font-size: 13px;
  line-height: 1.9;
  color: var(--steel);
}

.page-home .digest__body {
  min-width: 0;
}

.page-home .digest__link {
  display: inline-block;
  color: var(--ink);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-home .digest__link:hover,
.page-home .digest__link:focus-visible {
  color: var(--coral-ink);
  border-bottom-color: currentColor;
}

.page-home .digest__tag {
  display: inline-block;
  margin-top: 5px;
  padding: 1px 8px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--indigo);
  background: var(--sky);
  border-radius: 2px;
}

.page-home .digest__aside {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-home .digest__media {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-home .digest__media img {
  aspect-ratio: 3 / 2;
}

.page-home .media-frame__caption {
  display: block;
  padding: 8px 12px;
  font-size: 12px;
  color: var(--indigo);
  background: var(--sand);
}

@media (min-width: 640px) {
  .page-home .digest__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 26px;
  }
}

@media (min-width: 900px) {
  .page-home .digest__layout {
    grid-template-columns: minmax(0, 2.05fr) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 收藏回访 ---------- */
.page-home .bookmarks {
  padding-block: clamp(30px, 5.5vw, 66px);
  border-top: 1px solid var(--home-line);
  background: linear-gradient(180deg, rgba(244, 227, 193, .55), rgba(244, 227, 193, 0) 78%);
}

.page-home .bookmarks__grid {
  display: grid;
  gap: clamp(20px, 3.5vw, 34px);
}

.page-home .bookmarks__title {
  margin: 8px 0 10px;
  font-family: var(--font-head);
  font-size: clamp(23px, 4vw, 38px);
  line-height: 1.22;
  color: var(--indigo);
}

.page-home .bookmarks__lead {
  margin: 0;
  max-width: 32em;
  font-size: 15px;
  color: var(--steel);
}

.page-home .bookmarks__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
}

.page-home .bookmarks__tag {
  padding: 3px 12px;
  font-size: 13px;
  color: var(--ink);
  background: var(--coral);
  border-radius: 2px;
}

.page-home .bookmarks__tag--muted {
  background: transparent;
  color: var(--steel);
  border: 1px solid var(--line-strong);
}

.page-home .bookmarks__more {
  font-size: 14px;
  color: var(--indigo);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-home .bookmarks__more:hover {
  color: var(--coral-ink);
  border-bottom-color: currentColor;
}

.page-home .bookmarks__media img {
  aspect-ratio: 4 / 3;
}

.page-home .bookmark-row {
  display: flex;
  gap: 14px;
  margin: 26px 0 0;
  padding: 4px 0 14px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}

.page-home .bookmark {
  flex: 0 0 230px;
  scroll-snap-align: start;
  padding: 16px 16px 18px;
  background: var(--paper);
  border: 1px solid var(--home-line);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}

.page-home .bookmark__label {
  display: inline-block;
  margin-bottom: 10px;
  padding: 1px 8px;
  font-size: 11px;
  color: var(--indigo);
  background: var(--sand);
}

.page-home .bookmark__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 17px;
  color: var(--indigo);
}

.page-home .bookmark__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--steel);
}

@media (min-width: 900px) {
  .page-home .bookmarks__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
  }
  .page-home .bookmark-row {
    margin-left: auto;
    margin-right: calc(-1 * var(--home-gutter));
    padding-right: var(--home-gutter);
  }
}

/* ---------- 换设备 ---------- */
.page-home .devices {
  padding-block: clamp(30px, 5.5vw, 66px);
}

.page-home .devices__grid {
  display: grid;
  gap: clamp(20px, 3.5vw, 36px);
  padding: clamp(20px, 3.5vw, 34px);
  background: var(--sky);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-home .devices__media img {
  aspect-ratio: 14 / 9;
}

.page-home .devices__copy {
  min-width: 0;
}

.page-home .devices__title {
  margin: 8px 0 10px;
  font-family: var(--font-head);
  font-size: clamp(23px, 4vw, 36px);
  line-height: 1.22;
  color: var(--indigo);
}

.page-home .devices__lead {
  margin: 0;
  font-size: 15px;
  color: var(--ink);
}

.page-home .devices__list {
  margin: 16px 0 20px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-home .devices__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  color: var(--indigo);
}

.page-home .devices__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 10px;
  height: 2px;
  background: var(--grad);
}

@media (min-width: 900px) {
  .page-home .devices__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    align-items: center;
    gap: clamp(24px, 4vw, 48px);
  }
  .page-home .devices__media {
    order: 2;
  }
  .page-home .devices__copy {
    order: 1;
  }
}

/* ---------- 每月更新 ---------- */
.page-home .updates {
  padding-block: clamp(16px, 3vw, 32px) clamp(34px, 6vw, 72px);
}

.page-home .updates__panel {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  padding: clamp(24px, 4.5vw, 52px);
  background: var(--indigo);
  background-image: linear-gradient(120deg, rgba(46, 197, 206, .26), rgba(31, 58, 138, 0) 62%);
  color: var(--paper);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px));
}

.page-home .updates__eyebrow {
  color: var(--cyan);
}

.page-home .updates__title {
  margin: 8px 0 12px;
  font-family: var(--font-head);
  font-size: clamp(23px, 4.2vw, 38px);
  line-height: 1.2;
  color: #FFFFFF;
}

.page-home .updates__lead {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  color: rgba(247, 250, 252, .84);
}

.page-home .updates__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.page-home .updates__link {
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 197, 206, .5);
}

.page-home .updates__link:hover {
  color: #FFFFFF;
  border-bottom-color: #FFFFFF;
}

@media (min-width: 860px) {
  .page-home .updates__panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }
}

/* ---------- 交互与可访问性 ---------- */
.page-home a:focus-visible,
.page-home .home-index__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-index__link,
  .page-home .digest__link {
    transition: none;
  }
}