.page-home {
  background: var(--indigo-950);
  color: var(--cool-white);
}

.page-home p {
  margin: 0 0 10px;
}

.page-home h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 4.2vw, 38px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}

.page-home h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 2.4vw, 20px);
  line-height: 1.4;
  margin: 0 0 8px;
}

.page-home .home-crumb {
  padding-top: clamp(14px, 3vw, 26px);
}

/* 分区背景 */
.page-home .hs {
  padding-block: clamp(38px, 6vw, 86px);
  position: relative;
}

.page-home .hs--dark {
  background-color: var(--indigo-950);
  color: var(--cool-white);
}

.page-home .hs--panel {
  background-color: var(--indigo-800);
  color: var(--cool-white);
}

.page-home .hs--paper {
  background-color: var(--paper);
  color: var(--charcoal);
}

.page-home .hs--grid {
  background-image:
    linear-gradient(to right, rgba(70, 201, 174, 0.10) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(70, 201, 174, 0.10) 1px, transparent 1px);
  background-size: 64px 64px;
}

.page-home .hs--paper .lead {
  color: rgba(23, 28, 38, 0.74);
}

.page-home .hs--paper .eyebrow {
  color: var(--celadon-deep);
}

/* 首屏拼贴 */
.page-home .home-hero {
  padding-top: clamp(26px, 4vw, 48px);
}

.page-home .hero-grid {
  display: grid;
  gap: var(--gap);
}

.page-home .hero-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 62px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 12px 0 16px;
}

.page-home .hero-lead {
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.75;
  color: var(--muted);
  max-width: 34em;
  margin-bottom: 14px;
}

.page-home .hero-anno {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--celadon);
  margin-bottom: 20px;
}

.page-home .hero-jump {
  display: inline-block;
  margin-bottom: 26px;
}

.page-home .hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-strong);
}

.page-home .hero-stat {
  margin: 0;
}

.page-home .hero-stat dt {
  font-size: 11px;
  line-height: 1.5;
  color: var(--muted);
  margin-bottom: 4px;
}

.page-home .hero-stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.6vw, 22px);
  color: var(--amber);
  letter-spacing: 0.02em;
}

.page-home .hero-stat__num {
  font-weight: 700;
}

.page-home .hero-version {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px;
  border: 2px solid var(--charcoal);
  box-shadow: 6px 6px 0 rgba(7, 19, 38, 0.55);
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}

.page-home .hero-version--warm {
  background: var(--warm-gray);
  color: var(--charcoal);
}

.page-home .hero-version--cool {
  background: var(--cool-white);
  color: var(--indigo-950);
}

.page-home .hero-version:hover,
.page-home .hero-version:focus-within {
  transform: translate(-2px, -2px);
  box-shadow: 9px 9px 0 rgba(7, 19, 38, 0.6);
}

.page-home .hero-version__tag {
  align-self: flex-start;
  border-color: currentColor;
  color: inherit;
}

.page-home .hero-version__title {
  font-size: clamp(18px, 2.6vw, 23px);
  line-height: 1.3;
  margin: 0;
}

.page-home .hero-version__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  margin: 0;
  opacity: 0.82;
}

.page-home .hero-version__first {
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}

.page-home .hero-version__link {
  align-self: flex-start;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: inherit;
  text-decoration: none;
  border-bottom: 2px solid currentColor;
  padding-bottom: 2px;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-home .hero-version__link:hover,
.page-home .hero-version__link:focus-visible {
  color: var(--celadon-deep);
  border-color: var(--amber);
}

.page-home .hero-version--cool .hero-version__link:hover,
.page-home .hero-version--cool .hero-version__link:focus-visible {
  color: var(--indigo-950);
  border-color: var(--amber);
}

.page-home .hero-visual {
  margin: 0;
  border: 2px solid var(--line-strong);
  background: var(--indigo-800);
  overflow: hidden;
}

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

.page-home .hero-visual figcaption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding: 8px 12px;
  border-top: 1px solid var(--line);
}

/* 访客入口悬浮标签：移动端为窄条 */
.page-home .hero-float {
  display: block;
  margin-top: 22px;
  padding: 13px 18px;
  background: var(--amber);
  color: var(--indigo-950);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  text-align: center;
  text-decoration: none;
  border: 2px solid var(--indigo-950);
  box-shadow: 0 6px 0 rgba(7, 19, 38, 0.55);
  transition: background 0.16s ease, color 0.16s ease;
}

.page-home .hero-float:hover,
.page-home .hero-float:focus-visible {
  background: var(--amber-soft);
}

/* 区块标题行 */
.page-home .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: clamp(22px, 4vw, 36px);
}

.page-home .section-head__note {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 32em;
  margin: 0;
}

/* 首访三步 */
.page-home .entry-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-strong);
}

.page-home .entry-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .entry-step__num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1;
  color: var(--amber);
}

.page-home .entry-step__body p {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 246, 250, 0.82);
}

.page-home .entry-step__device {
  font-family: var(--font-mono);
  font-size: 11px !important;
  letter-spacing: 0.08em;
  color: var(--celadon) !important;
  margin: 0;
}

.page-home .entry-tail {
  margin: 22px 0 0;
  font-size: 14px;
  color: rgba(242, 246, 250, 0.8);
}

.page-home .entry-tail a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  margin-left: 4px;
}

.page-home .entry-tail a:hover,
.page-home .entry-tail a:focus-visible {
  color: var(--amber-soft);
  border-color: var(--amber-soft);
}

/* 换设备 */
.page-home .switch-grid {
  display: grid;
  gap: var(--gap);
}

.page-home .switch-steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  counter-reset: none;
}

.page-home .switch-step {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid rgba(23, 28, 38, 0.16);
}

.page-home .switch-step__num {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.5;
  color: var(--celadon-deep);
}

.page-home .switch-step p {
  font-size: 15px;
  line-height: 1.75;
  margin: 0;
  color: var(--charcoal);
}

.page-home .device-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 2px 7px;
  margin-right: 8px;
  background: var(--indigo-950);
  color: var(--amber);
  vertical-align: 1px;
}

.page-home .switch-figure {
  margin: 0;
  border: 2px solid var(--indigo-950);
  box-shadow: 6px 6px 0 rgba(7, 19, 38, 0.28);
  background: var(--cool-white);
  overflow: hidden;
}

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

.page-home .switch-figure figcaption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 8px 12px;
  color: rgba(23, 28, 38, 0.7);
  border-top: 1px solid rgba(23, 28, 38, 0.16);
}

/* 版本对照表 */
.page-home .map-grid {
  display: grid;
  gap: var(--gap);
}

.page-home .map-scroll {
  overflow-x: auto;
  border: 2px solid var(--indigo-700);
  background: var(--indigo-950);
}

.page-home .map-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 13px;
  font-family: var(--font-body);
}

.page-home .map-table caption {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--celadon);
  padding: 10px 14px;
  background: var(--indigo-950);
}

.page-home .map-table th,
.page-home .map-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.65;
}

.page-home .map-table thead th {
  background: var(--indigo-700);
  color: var(--cool-white);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  font-weight: 500;
}

.page-home .map-table tbody th {
  background: var(--indigo-800);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.page-home .map-table__old {
  background: var(--warm-gray);
  color: var(--charcoal);
  border-bottom: 1px solid rgba(23, 28, 38, 0.18);
}

.page-home .map-table__new {
  background: var(--cool-white);
  color: var(--indigo-950);
  border-bottom: 1px solid rgba(23, 28, 38, 0.12);
}

.page-home .map-figure {
  margin: 0;
  border: 2px solid var(--line-strong);
  background: var(--indigo-800);
  overflow: hidden;
}

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

.page-home .map-figure figcaption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding: 8px 12px;
  border-top: 1px solid var(--line);
}

.page-home .map-notes {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .map-notes li {
  position: relative;
  padding-left: 20px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(242, 246, 250, 0.78);
}

.page-home .map-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--celadon);
}

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

/* 反馈与上手 */
.page-home .feedback-grid {
  display: grid;
  gap: var(--gap);
}

.page-home .feedback-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-home .feedback-item {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line-strong);
}

.page-home .feedback-item__num {
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.6;
  color: var(--amber);
}

.page-home .feedback-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 246, 250, 0.84);
}

.page-home .feedback-tips {
  list-style: none;
  margin: 20px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
}

.page-home .feedback-tips li {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  padding-left: 14px;
  position: relative;
}

.page-home .feedback-tips li::before {
  content: "·";
  position: absolute;
  left: 2px;
  color: var(--celadon);
  font-weight: 700;
}

.page-home .feedback-card {
  background: var(--indigo-950);
  border: 2px solid var(--amber);
  box-shadow: 8px 8px 0 rgba(7, 19, 38, 0.55);
  padding: 20px 18px;
}

.page-home .feedback-card__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--celadon);
  margin: 0 0 6px;
}

.page-home .feedback-card__code {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--amber-soft);
  background: rgba(242, 179, 61, 0.10);
  border-left: 3px solid var(--amber);
  padding: 10px 12px;
  margin: 0 0 16px;
  word-break: break-word;
}

.page-home .feedback-card .rule {
  margin: 0 0 16px;
  border: 0;
  border-top: 1px solid var(--line);
}

.page-home .feedback-card__value {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--cool-white);
  margin: 0 0 18px;
}

.page-home .feedback-card__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .feedback-card__links a {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cool-white);
  text-decoration: none;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.page-home .feedback-card__links a:hover,
.page-home .feedback-card__links a:focus-visible {
  background: var(--amber);
  color: var(--indigo-950);
  border-color: var(--amber);
}

/* 平板及以上 */
@media (min-width: 640px) {
  .page-home .entry-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 24px;
  }

  .page-home .entry-step {
    grid-template-columns: 1fr;
    gap: 10px;
    border-bottom: 0;
    padding-bottom: 8px;
  }

  .page-home .feedback-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
}

/* 桌面端：三块拼贴 + 悬浮标签 */
@media (min-width: 900px) {
  .page-home .home-hero {
    padding-right: 90px;
  }

  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: 28px;
  }

  .page-home .hero-brand {
    grid-row: 1 / span 3;
    padding-right: 8px;
  }

  .page-home .hero-version {
    padding: 24px 22px;
  }

  .page-home .hero-visual {
    margin-top: 0;
  }

  .page-home .hero-float {
    position: absolute;
    right: 0;
    top: 50%;
    width: auto;
    margin: 0;
    transform: translateY(-50%);
    writing-mode: vertical-rl;
    letter-spacing: 0.28em;
    padding: 22px 11px;
    box-shadow: -6px 6px 0 rgba(7, 19, 38, 0.55);
  }

  .page-home .switch-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 40px;
  }

  .page-home .map-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
  }

  .page-home .map-table {
    font-size: 14px;
  }

  .page-home .section-head__note {
    text-align: right;
  }
}

@media (min-width: 1180px) {
  .page-home .hero-title {
    max-width: 12em;
  }

  .page-home .hero-lead {
    max-width: 30em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-version,
  .page-home .hero-float,
  .page-home .hero-version__link,
  .page-home .feedback-card__links a {
    transition: none;
  }

  .page-home .hero-version:hover,
  .page-home .hero-version:focus-within {
    transform: none;
  }
}