/* 首页能力：原图与文案分栏；示意内容不作为运行时开关。 */

.section__lead {
  margin: 14px auto 0;
  max-width: 640px;
  color: var(--text-secondary);
  font-size: 15.5px;
  line-height: 1.7;
}

#features {
  --wide-w: min(1120px, 100vw - 2 * var(--pad));
  padding-top: 56px;
  padding-bottom: 0;
}

#features .section__head {
  margin-bottom: 28px;
}

#features .section__eyebrow {
  display: none;
}

#features .section__title {
  margin-top: 0;
  font-size: clamp(28px, 2.8vw, 36px);
  font-weight: 600;
}

#features .section__lead {
  max-width: 720px;
  margin-top: 12px;
  font-size: 14px;
}

.modules,
.module-support {
  width: 100%;
  margin-inline: 0;
}

.modules {
  --module-height: clamp(220px, calc((100svh - 320px) / 2), 340px);
  display: grid;
  gap: 24px;
}

.module {
  min-width: 0;
}

.modules .module {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 0;
  height: var(--module-height);
  overflow: hidden;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: var(--bg-card-subtle);
}

.module--reverse .module__head {
  grid-column: 2;
  grid-row: 1;
}

.module--reverse .module__stage {
  grid-column: 1;
  grid-row: 1;
}

.module__head {
  min-width: 0;
}

.modules .module__head {
  padding: 20px clamp(28px, 4vw, 48px);
}

.module__index {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  color: var(--text-muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.module__index::after {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--border-default);
}

.module__head h3 {
  color: var(--text-primary);
  font-size: clamp(22px, 2vw, 27px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.35;
  text-wrap: balance;
}

.module__head p {
  margin-top: 10px;
  color: var(--color-brand);
  font-size: 13px;
  line-height: 1.65;
}

.module__head .module__description {
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
}

.module__stage {
  min-width: 0;
}

.modules .module__stage {
  --ink-art: url('assets/ink-panorama-v1.png');
  --ink-position: 0%;
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 0;
  padding: 18px 24px;
}

.modules .module__stage::before {
  content: '';
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image: linear-gradient(180deg, rgba(250, 248, 245, 0.32), rgba(250, 248, 245, 0.2)), var(--ink-art);
  background-position: center, var(--ink-position) center;
  background-size: cover;
  opacity: 0.55;
}

.module--skill .module__stage {
  --ink-art: url('assets/ink-bamboo-v1.png');
  --ink-position: 50%;
}
.module--models .module__stage {
  --ink-art: url('assets/ink-pine-v1.png');
  --ink-position: 30%;
}
.module--auto .module__stage { --ink-position: 75%; }
.module--connect .module__stage {
  --ink-art: url('assets/ink-bamboo-v1.png');
  --ink-position: 100%;
}

.module__photo,
.module__art {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border: 1px solid rgba(222, 220, 212, 0.55);
  border-radius: 6px;
  box-shadow: 0 8px 20px -12px rgba(35, 38, 32, 0.22);
}

/* 无原图的三项能力集中收尾，保留原有示意界面。 */
.module-support {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
  gap: 28px;
  margin-top: 48px;
}

.module--support {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-default);
}

.module--support .module__head h3 {
  font-size: 21px;
  letter-spacing: -0.025em;
}

.module--support .module__head p {
  margin-top: 10px;
  color: var(--text-muted);
  font-size: 14px;
}

.mock {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.55);
}

.data-card strong,
.wiki-head {
  display: block;
  font-size: 13px;
  font-weight: 650;
}

.data-card span {
  flex: 1;
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.5;
}

.ok {
  color: var(--color-teal);
  font-weight: 700;
}

.wiki-list,
.audit-list {
  display: grid;
  gap: 8px;
}

.wiki-list li,
.audit-list li,
.data-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--bg-card-subtle);
  font-size: 12px;
}

.wiki-list b,
.audit-list b,
.data-card b {
  flex-shrink: 0;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 650;
}

.wiki-head {
  margin-bottom: 12px;
  color: var(--text-secondary);
}

.audit-list time {
  flex-shrink: 0;
  width: 34px;
  color: var(--text-muted);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.audit-list span {
  flex: 1;
  min-width: 0;
  color: var(--text-secondary);
}

.data-card + .data-card {
  margin-top: 10px;
}

/* 首页收尾复用现有链接合同，仅在首页调整视觉。 */
.cta--home {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 40px;
  width: min(1120px, calc(100% - 2 * var(--pad)));
  margin: 0 auto 48px;
  padding: 52px 40px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: linear-gradient(100deg, rgba(250, 248, 245, 0.98) 35%, rgba(250, 248, 245, 0.68)), url('assets/ink-panorama-v1.png') center 65% / cover;
  box-shadow: none;
  text-align: left;
  overflow: hidden;
}

.cta--home::before {
  content: none;
}

.cta--home h2 {
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.035em;
}

.cta--home p {
  max-width: 560px;
  margin: 16px 0 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
}

.cta__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.cta--home .btn {
  height: 48px;
  gap: 24px;
  padding-inline: 24px;
  border-radius: 8px;
  background: var(--color-brand);
  box-shadow: none;
}

.cta--home .btn:hover {
  background: var(--color-brand-hover);
}

.cta--home .btn[aria-disabled='true'] {
  background: var(--bg-page-subtle);
  border-color: var(--border-default);
  color: var(--text-muted);
  opacity: 1;
}

.cta__help {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 36px;
  color: var(--text-secondary);
  font-size: 14px;
}

.cta__help:hover {
  color: var(--color-brand);
}

.cta__help:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 4px;
}

.foot--home {
  border: 0;
  background: var(--bg-page);
}

.foot--home .foot__inner {
  width: min(1120px, calc(100% - 2 * var(--pad)));
  max-width: none;
  padding: 32px 0;
  border-top: 1px solid var(--border-default);
  gap: 24px 32px;
}

.foot--home .foot__links {
  flex-wrap: wrap;
  gap: 16px 24px;
  font-size: 13px;
}

.foot--home .foot__copy {
  padding-top: 0;
  border: 0;
  font-size: 12px;
}

@media (max-width: 1024px) {
  .modules,
  .module-support {
    --wide-w: 100%;
  }

  .module-support {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .modules {
    gap: 24px;
  }

  .modules .module {
    grid-template-columns: minmax(0, 1fr);
    height: auto;
  }

  .module--reverse .module__head,
  .module--reverse .module__stage {
    grid-column: auto;
    grid-row: auto;
  }

  .modules .module__head {
    padding: 24px;
  }

  .modules .module__stage {
    height: clamp(220px, 52vw, 300px);
    padding: 18px;
  }

  .module__head h3 {
    font-size: 24px;
  }

  .cta--home {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    margin: 0 auto 48px;
    padding: 32px 24px;
  }

  .cta__actions {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 16px 24px;
  }

  .foot--home .foot__inner {
    padding: 28px 0;
  }
}