.page-home {
  --home-gap: clamp(1.25rem, 3vw, 2.5rem);
  --home-line: var(--line);
  display: block;
  background: var(--ink-900);
  color: var(--text);
}

.page-home [id] {
  scroll-margin-top: calc(var(--header-h) + 1.25rem);
}

.page-home .section {
  padding-block: clamp(3rem, 7vw, 5.5rem);
}

/* ---------- 12 列非对称栅格 ---------- */
.page-home .grid-12 {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: clamp(1.75rem, 5vw, 3rem);
  column-gap: 0;
}

@media (min-width: 960px) {
  .page-home .grid-12 {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: clamp(1.5rem, 3vw, 2.75rem);
  }

  .page-home .grid-12 > .col-main {
    grid-column: 1 / span 7;
  }

  .page-home .grid-12 > .col-aside {
    grid-column: 8 / span 5;
  }
}

/* ---------- 面包屑上下文行 ---------- */
.page-home .home-crumb-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .5rem 1.25rem;
  padding-top: clamp(1.25rem, 3vw, 2rem);
}

.page-home .home-crumb-note {
  margin: 0;
  color: var(--muted);
}

/* ---------- 首屏：主题声明 + 文字目录 ---------- */
.page-home .home-masthead {
  position: relative;
  overflow: hidden;
  padding-block: clamp(2rem, 6vw, 4.25rem) clamp(2.5rem, 6vw, 4rem);
}

.page-home .home-masthead::before {
  content: "";
  position: absolute;
  inset: -12% -6% auto -6%;
  height: 92%;
  background-image: radial-gradient(circle at center, rgba(55, 231, 211, .18) 0 1px, transparent 1.6px);
  background-size: 20px 20px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .8), transparent 78%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .8), transparent 78%);
  pointer-events: none;
  z-index: 0;
}

.page-home .home-masthead > .wrap {
  position: relative;
  z-index: 1;
}

.page-home .home-eyebrow {
  margin: 0;
  color: var(--cyan);
}

.page-home .home-title {
  margin: clamp(.6rem, 1.6vw, 1rem) 0 clamp(1rem, 2.5vw, 1.5rem);
  font-size: clamp(2.05rem, 7.4vw, 4.2rem);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-home .home-lede {
  max-width: 46ch;
  margin: 0;
  font-size: clamp(.96rem, 1.08vw, 1.06rem);
  line-height: 1.82;
  color: var(--muted);
}

.page-home .home-index {
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  border-top: 1px solid var(--home-line);
}

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

.page-home .home-index-list > li {
  border-bottom: 1px solid var(--home-line);
}

.page-home .home-index-link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: clamp(.75rem, 2vw, 1.25rem);
  padding: .95rem .25rem .95rem 0;
  color: var(--text);
  text-decoration: none;
  transition: color .18s var(--ease);
}

.page-home .home-index-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--ember), var(--cyan));
  transition: width .2s var(--ease);
}

.page-home .home-index-link:hover,
.page-home .home-index-link:focus-visible {
  color: var(--cyan);
}

.page-home .home-index-link:hover::after,
.page-home .home-index-link:focus-visible::after {
  width: 100%;
}

.page-home .home-index-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--ember);
}

.page-home .home-index-text {
  font-size: 1.02rem;
  letter-spacing: .01em;
}

.page-home .home-index-foot {
  margin: 1rem 0 0;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .home-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-deep);
  transition: border-color .18s var(--ease);
}

.page-home .home-inline-link:hover,
.page-home .home-inline-link:focus-visible {
  border-bottom-color: var(--gold);
}

/* ---------- 首屏右栏：竖排注释 + 通高画面 ---------- */
.page-home .home-stand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-home .home-stand-note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  line-height: 1.6;
  color: var(--muted);
}

.page-home .home-stand-figure {
  margin: 0;
  min-width: 0;
}

@media (min-width: 960px) {
  .page-home .home-stand {
    flex-direction: row;
    align-items: flex-start;
    gap: 1.15rem;
    padding-top: .35rem;
  }

  .page-home .home-stand-note {
    flex: none;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: .3em;
    max-width: 1.6rem;
    align-self: stretch;
  }

  .page-home .home-stand-figure {
    flex: 1 1 auto;
  }
}

/* ---------- 媒体与图注 ---------- */
.page-home .media {
  margin: 0;
}

.page-home .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--home-line);
  border-radius: 3px;
}

.page-home .media-cap {
  margin: .65rem 0 0;
  font-size: .76rem;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--muted);
}

/* ---------- 滚动信息条 ---------- */
.page-home .home-ticker {
  margin-top: clamp(.75rem, 2vw, 1.5rem);
  border-block: 1px solid var(--home-line);
  background: var(--ink-800);
  overflow: hidden;
}

/* ---------- 01 今日更新看板 ---------- */
.page-home .home-board-main .prose {
  max-width: 62ch;
  margin: 0;
  color: var(--muted);
}

.page-home .home-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(1.5rem, 3vw, 2rem) 0 0;
  padding: 0;
  background: var(--home-line);
  border: 1px solid var(--home-line);
  border-radius: 3px;
  overflow: hidden;
}

@media (min-width: 720px) {
  .page-home .home-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-home .home-stat {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  margin: 0;
  padding: .95rem 1.05rem 1.1rem;
  background: var(--ink-900);
}

.page-home .home-stat dt {
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-home .home-stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 2.2vw, 1.55rem);
  line-height: 1.15;
  color: var(--cyan);
}

.page-home .home-stat:nth-child(4) dd {
  color: var(--gold);
}

/* ---------- 02 三步说明 ---------- */
.page-home .home-steps {
  list-style: none;
  margin: clamp(1.5rem, 3vw, 2.25rem) 0 0;
  padding: 0;
}

.page-home .home-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(.9rem, 2.5vw, 1.75rem);
  align-items: start;
  padding-block: clamp(1.1rem, 2.5vw, 1.6rem);
  border-top: 1px solid var(--home-line);
}

.page-home .home-step:last-child {
  border-bottom: 1px solid var(--home-line);
}

.page-home .home-step-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.85rem, 4.4vw, 2.75rem);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--ember);
}

.page-home .home-step-body h3 {
  margin: 0 0 .4rem;
}

.page-home .home-step-body p {
  max-width: 52ch;
  margin: 0;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .home-steps-note {
  max-width: 56ch;
  margin: clamp(1.25rem, 2.5vw, 1.75rem) 0 0;
  padding-left: 1rem;
  border-left: 2px solid var(--cyan-deep);
  font-size: .9rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 03 结算周期 ---------- */
.page-home .home-settle {
  position: relative;
  border: 1px solid rgba(233, 185, 73, .42);
  border-radius: 4px;
  background:
    radial-gradient(125% 145% at 88% -10%, rgba(233, 185, 73, .14), transparent 62%),
    var(--ink-800);
  overflow: hidden;
}

.page-home .home-settle-inner {
  padding: clamp(1.5rem, 4vw, 3rem);
}

.page-home .home-settle-eyebrow {
  margin: 0;
  color: var(--gold);
}

.page-home .home-settle-main .prose {
  max-width: 60ch;
  margin: 0;
  color: var(--muted);
}

.page-home .home-settle-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 1px;
  margin: clamp(1.25rem, 2.5vw, 1.75rem) 0;
  padding: 0;
  background: var(--home-line);
  border: 1px solid var(--home-line);
  border-radius: 3px;
  overflow: hidden;
}

.page-home .home-settle-list li {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: .75rem .9rem .85rem;
  background: var(--ink-900);
}

.page-home .home-settle-key {
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-home .home-settle-val {
  font-family: var(--font-mono);
  font-size: .9rem;
  line-height: 1.35;
  color: var(--gold);
}

/* ---------- 04 专栏最新四条 ---------- */
.page-home .home-feed-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  padding-bottom: clamp(1rem, 2vw, 1.5rem);
  border-bottom: 1px solid var(--home-line);
}

.page-home .home-feed-head .h2 {
  margin: .35rem 0 0;
}

.page-home .home-feed-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(.75rem, 2vw, 1.25rem);
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

@media (min-width: 880px) {
  .page-home .home-feed-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    grid-auto-flow: dense;
  }

  .page-home .home-post--lead {
    grid-column: span 4;
  }

  .page-home .home-feed-grid > .home-post:nth-child(2) {
    grid-column: span 2;
  }

  .page-home .home-feed-grid > .home-post:nth-child(3) {
    grid-column: span 2;
  }

  .page-home .home-post--foot {
    grid-column: span 4;
  }
}

.page-home .home-post {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: clamp(1.05rem, 2.4vw, 1.6rem);
  transition: border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-home .home-post:hover,
.page-home .home-post:focus-within {
  border-color: var(--cyan);
  background: var(--ink-700);
}

.page-home .home-post .tag {
  align-self: flex-start;
}

.page-home .home-post .card-title {
  margin: 0;
  font-size: 1.04rem;
  line-height: 1.5;
}

.page-home .home-post--lead .card-title {
  font-size: clamp(1.18rem, 1.9vw, 1.5rem);
  line-height: 1.42;
}

.page-home .home-post-body {
  margin: 0;
  font-size: .92rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .home-post .card-meta {
  margin: auto 0 0;
  padding-top: .5rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--muted);
}

/* ---------- 05 常见问题 ---------- */
.page-home .home-acc {
  margin-top: clamp(1.5rem, 3vw, 2rem);
}

.page-home .home-acc .acc-trigger {
  display: flex;
  width: 100%;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem .25rem;
  background: none;
  border: 0;
  border-top: 1px solid var(--home-line);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
  transition: color .18s var(--ease);
}

.page-home .home-acc .acc-item:last-child .acc-trigger {
  border-bottom: 1px solid var(--home-line);
}

.page-home .home-acc .acc-trigger::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.4;
  color: var(--cyan);
  transition: color .18s var(--ease);
}

.page-home .home-acc .acc-trigger[aria-expanded="true"]::after {
  content: "–";
  color: var(--gold);
}

.page-home .home-acc .acc-trigger:hover,
.page-home .home-acc .acc-trigger:focus-visible {
  color: var(--cyan);
}

.page-home .home-acc .acc-panel p {
  max-width: 62ch;
  margin: 0 0 1rem;
  padding-right: .5rem;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .home-faq-aside {
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.page-home .home-faq-note {
  margin: 0;
  padding: 1rem 1.1rem;
  border-left: 2px solid var(--cyan-deep);
  background: var(--ink-800);
  font-size: .88rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 599px) {
  .page-home .home-title {
    font-size: clamp(1.85rem, 9vw, 2.4rem);
  }

  .page-home .home-stat dd {
    font-size: 1.2rem;
  }

  .page-home .home-acc .acc-trigger {
    font-size: .95rem;
    padding-inline: 0;
  }
}

/* ---------- 减少动态偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .page-home .home-index-link:hover::after,
  .page-home .home-index-link:focus-visible::after {
    width: 100%;
  }
}