.page-home {
  background: var(--paper-cream);
  color: var(--brown-black);
  font-family: var(--font-body);
}

.page-home .inline-link {
  color: var(--apricot-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 90, 18, 0.4);
  padding-bottom: 1px;
}

.page-home .inline-link:hover {
  border-bottom-color: var(--apricot-deep);
  color: var(--lake-deep);
}

/* ---------- 首屏拼贴 ---------- */
.page-home .home-hero {
  padding-block: clamp(16px, 3.5vw, 32px) clamp(26px, 4.5vw, 48px);
  background:
    radial-gradient(circle at 10% 4%, rgba(242, 154, 61, 0.22), transparent 44%),
    radial-gradient(circle at 92% 0%, rgba(28, 124, 134, 0.16), transparent 48%),
    var(--paper-cream);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 16px;
}

.page-home .hero-block {
  position: relative;
  display: block;
  border: var(--hairline);
  border-radius: var(--radius-lg);
  background: var(--card-white);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
}

.page-home .hero-block--lead {
  display: flex;
  flex-direction: column;
  border-color: rgba(198, 90, 18, 0.22);
}

.page-home .hero-lead__body {
  padding: clamp(20px, 3.4vw, 32px) clamp(18px, 3vw, 30px) clamp(12px, 2vw, 18px);
}

.page-home .eyebrow {
  display: inline-block;
  font-size: var(--fs-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--apricot-deep);
}

.page-home .hero-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5.2vw, 48px);
  line-height: 1.16;
  letter-spacing: 0.005em;
  color: var(--brown-black);
  text-wrap: balance;
}

.page-home .hero-lede {
  margin: 16px 0 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-muted);
  max-width: 42em;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-home .hero-lead__figure {
  margin: 0;
  border-top: var(--hairline);
  flex: 1 1 auto;
  min-height: 140px;
  background: var(--cream-soft);
}

.page-home .hero-lead__figure img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .hero-block--rules,
.page-home .hero-block--guide,
.page-home .hero-block--feedback {
  padding: clamp(18px, 2.8vw, 24px);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-home .hero-block--rules {
  border-top: 5px solid var(--apricot);
  background: linear-gradient(158deg, #FFF4E5 0%, #FFFFFF 62%);
}

.page-home .hero-block--guide {
  border-top: 5px solid var(--lake-blue);
  background: linear-gradient(158deg, #EAF4F4 0%, #FFFFFF 62%);
}

.page-home .hero-block--feedback {
  border-top: 5px solid var(--warm-sand);
  background: linear-gradient(158deg, #FBF2DF 0%, #FFFFFF 64%);
}

.page-home .hero-block:hover,
.page-home .hero-block:focus-visible {
  transform: translateY(-3px);
  box-shadow: var(--shadow-float);
}

.page-home .hero-tag {
  display: inline-block;
  font-size: var(--fs-mono);
  letter-spacing: 0.1em;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.7);
  border: var(--hairline);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
}

.page-home .hero-block__title {
  display: block;
  margin-top: 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.1vw, 22px);
  line-height: 1.32;
  color: var(--brown-black);
}

.page-home .hero-block__text {
  display: block;
  margin-top: 8px;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--text-muted);
}

.page-home .hero-block__go {
  display: block;
  margin-top: 16px;
  font-size: var(--fs-mono);
  letter-spacing: 0.06em;
  color: var(--apricot-deep);
}

.page-home .hero-block--guide .hero-block__go {
  color: var(--lake-deep);
}

.page-home .hero-block--feedback .hero-block__go {
  color: var(--ink-teal);
}

/* ---------- 页内索引 ---------- */
.page-home .home-index-band {
  border-block: var(--hairline);
  background: var(--cream-soft);
  padding-block: 10px;
}

.page-home .scout-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 2px;
}

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

.page-home .scout-nav__link {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.04em;
  color: var(--brown-black);
  text-decoration: none;
  background: var(--card-white);
  border: var(--hairline);
  border-radius: var(--radius-pill);
  padding: 7px 13px;
  white-space: nowrap;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-home .scout-nav__link:hover,
.page-home .scout-nav__link:focus-visible,
.page-home .scout-nav__link[aria-current="true"] {
  background: var(--ink-teal);
  border-color: var(--ink-teal);
  color: var(--paper-cream);
}

/* ---------- 章节通用 ---------- */
.page-home .section {
  padding-block: clamp(40px, 6.5vw, 82px);
  scroll-margin-top: 110px;
}

.page-home .section--band {
  background: var(--cream-soft);
}

.page-home .section--ink {
  background: var(--ink-teal);
  color: var(--paper-cream);
}

.page-home .section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: clamp(22px, 3.2vw, 34px);
}

.page-home .section-index {
  display: block;
  font-size: var(--fs-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--apricot-deep);
}

.page-home .section--ink .section-index {
  color: var(--warm-sand);
}

.page-home .section-title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h2);
  line-height: 1.22;
  color: var(--brown-black);
  text-wrap: balance;
}

.page-home .section--ink .section-title {
  color: var(--paper-cream);
}

.page-home .section-lead {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-muted);
  max-width: 46em;
}

.page-home .section--ink .section-lead {
  color: rgba(255, 246, 232, 0.8);
}

/* ---------- 栏目色带 ---------- */
.page-home .lane-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-home .lane {
  border: var(--hairline);
  border-top-width: 6px;
  border-radius: var(--radius-lg);
  background: var(--card-white);
  padding: clamp(18px, 2.6vw, 24px);
  box-shadow: var(--shadow-card);
}

.page-home .lane--rules {
  border-top-color: var(--apricot);
}

.page-home .lane--guide {
  border-top-color: var(--lake-blue);
}

.page-home .lane--support {
  border-top-color: var(--warm-sand);
}

.page-home .lane__meta {
  display: block;
  font-size: var(--fs-mono);
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.page-home .lane__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h3);
  line-height: 1.35;
  color: var(--brown-black);
}

.page-home .lane__text {
  margin: 10px 0 0;
  font-size: var(--fs-small);
  line-height: 1.72;
  color: var(--text-muted);
}

.page-home .lane__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .lane__list li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: var(--fs-small);
  line-height: 1.6;
  color: var(--brown-black);
}

.page-home .lane__list li::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--apricot);
  transform: translateY(-2px);
}

.page-home .lane--guide .lane__list li::before {
  background: var(--lake-blue);
}

.page-home .lane--support .lane__list li::before {
  background: var(--warm-sand);
}

.page-home .lane__link {
  display: inline-block;
  margin-top: 16px;
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--apricot-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 90, 18, 0.35);
  padding-bottom: 2px;
}

.page-home .lane--guide .lane__link {
  color: var(--lake-deep);
  border-bottom-color: rgba(15, 90, 99, 0.35);
}

.page-home .lane--support .lane__link {
  color: var(--ink-teal);
  border-bottom-color: rgba(23, 59, 62, 0.35);
}

.page-home .lane__link:hover {
  border-bottom-width: 2px;
}

.page-home .lane-figure {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

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

/* ---------- 安卓三步 ---------- */
.page-home .android-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-home .step-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .step {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  background: var(--card-white);
  border: var(--hairline);
  border-left: 4px solid var(--lake-blue);
  border-radius: var(--radius-lg);
  padding: clamp(16px, 2.4vw, 22px);
  box-shadow: var(--shadow-card);
}

.page-home .step__num {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--lake-blue);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-home .step__title {
  margin: 2px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
  color: var(--brown-black);
}

.page-home .step__text {
  margin: 8px 0 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--text-muted);
}

.page-home .android-figure {
  margin: 0;
}

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

.page-home .android-note {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 14px 18px;
  border-left: 4px solid var(--apricot);
  background: rgba(242, 154, 61, 0.1);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--brown-black);
}

/* ---------- 改版对照 ---------- */
.page-home .diff-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-home .diff-card {
  border: 1px solid rgba(255, 246, 232, 0.18);
  border-radius: var(--radius-lg);
  background: rgba(255, 246, 232, 0.05);
  padding: clamp(18px, 2.8vw, 26px);
}

.page-home .diff-card--new {
  background: var(--warm-sand);
  border-color: var(--warm-sand);
  color: var(--brown-black);
}

.page-home .diff-card__label {
  display: inline-block;
  font-size: var(--fs-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 246, 232, 0.6);
  border: 1px solid rgba(255, 246, 232, 0.24);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
}

.page-home .diff-card--new .diff-card__label {
  color: var(--ink-teal);
  border-color: rgba(23, 59, 62, 0.28);
}

.page-home .diff-card__path {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.6vw, 15px);
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: rgba(255, 246, 232, 0.94);
}

.page-home .diff-card--new .diff-card__path {
  color: var(--brown-black);
}

.page-home .diff-card__text {
  margin: 12px 0 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: rgba(255, 246, 232, 0.74);
}

.page-home .diff-card--new .diff-card__text {
  color: rgba(43, 33, 25, 0.82);
}

.page-home .diff-note {
  margin: clamp(20px, 3vw, 26px) 0 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: rgba(255, 246, 232, 0.7);
  border-top: 1px dashed rgba(255, 246, 232, 0.24);
  padding-top: 16px;
}

/* ---------- 版本记录 ---------- */
.page-home .versions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

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

.page-home .version-row {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--paper-line);
}

.page-home .version-row:first-child {
  border-top: 1px dashed var(--paper-line);
}

.page-home .version-row__stamp {
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--apricot-deep);
  padding-top: 3px;
}

.page-home .version-row__text {
  font-size: var(--fs-small);
  line-height: 1.72;
  color: var(--text-muted);
}

.page-home .versions-figure {
  margin: 0;
}

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

.page-home .versions-more {
  margin: 22px 0 0;
  font-size: var(--fs-small);
}

/* ---------- 反馈带 ---------- */
.page-home .support-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: clamp(22px, 3.8vw, 42px);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(198, 90, 18, 0.2);
  background:
    radial-gradient(circle at 96% 6%, rgba(28, 124, 134, 0.14), transparent 46%),
    linear-gradient(118deg, #F7E0B4 0%, var(--warm-sand) 46%, #F6E7C8 100%);
  box-shadow: var(--shadow-card);
}

.page-home .support-panel .section-index {
  color: var(--apricot-deep);
}

.page-home .support-panel__text {
  margin: 14px 0 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: rgba(43, 33, 25, 0.86);
  max-width: 42em;
}

.page-home .support-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-home .support-panel__aside {
  border-top: 1px dashed rgba(43, 33, 25, 0.22);
  padding-top: 18px;
}

.page-home .support-panel__label {
  margin: 0;
  font-size: var(--fs-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lake-deep);
}

.page-home .support-contact {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-home .support-contact li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 10px;
  align-items: baseline;
  font-size: var(--fs-small);
  line-height: 1.6;
  word-break: break-word;
}

.page-home .support-contact .mono {
  font-size: var(--fs-mono);
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.page-home .support-contact a {
  color: var(--ink-teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 59, 62, 0.3);
}

.page-home .support-contact a:hover {
  border-bottom-color: var(--ink-teal);
}

.page-home .support-panel__note {
  margin: 16px 0 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: rgba(43, 33, 25, 0.78);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-home .lane-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .lane--support {
    grid-column: 1 / -1;
  }
  .page-home .diff-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-home .lane-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .lane--support {
    grid-column: auto;
  }
  .page-home .section-head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 30px;
  }
  .page-home .version-row {
    grid-template-columns: 92px 1fr;
  }
  .page-home .versions-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
    gap: 34px;
  }
  .page-home .support-panel {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: start;
    gap: 32px;
  }
  .page-home .support-panel__aside {
    border-top: 0;
    border-left: 1px dashed rgba(43, 33, 25, 0.22);
    padding-top: 0;
    padding-left: 24px;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
  .page-home .hero-block--lead {
    grid-column: span 2;
    grid-row: span 2;
  }
  .page-home .hero-block--rules,
  .page-home .hero-block--guide {
    grid-column: span 1;
  }
  .page-home .hero-block--feedback {
    grid-column: span 2;
  }
  .page-home .android-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.5fr);
    align-items: start;
    gap: 30px;
  }
  .page-home .step-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
  .page-home .step {
    grid-template-columns: 1fr;
    border-left: var(--hairline);
    border-top: 4px solid var(--lake-blue);
    padding: clamp(18px, 2vw, 24px);
  }
  .page-home .step::after {
    content: "→";
    position: absolute;
    right: -13px;
    top: 40px;
    font-size: 17px;
    line-height: 1;
    color: var(--lake-blue);
  }
  .page-home .step:last-child::after {
    content: none;
  }
  .page-home .lane-figure {
    margin-top: 32px;
  }
}

@media (min-width: 1100px) {
  .page-home .hero-block--feedback {
    grid-column: span 2;
  }
  .page-home .hero-lede {
    max-width: 34em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-block,
  .page-home .scout-nav__link {
    transition: none;
  }
  .page-home .hero-block:hover,
  .page-home .hero-block:focus-visible {
    transform: none;
  }
}
</main>