.page-home {
  background: var(--ink-900);
  color: var(--cream);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-home .mono {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding: clamp(26px, 4.4vw, 56px) 0 clamp(44px, 6vw, 88px);
  background:
    radial-gradient(90% 70% at 85% 4%, rgba(24, 224, 207, 0.16), transparent 60%),
    linear-gradient(170deg, var(--ink-900) 0%, var(--sea) 100%);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 40px);
}

.page-home .hero-panel {
  min-width: 0;
}

.page-home .hero-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .hero-eyebrow {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-soft);
}

.page-home .hero-panel h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(36px, 6vw, 78px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-home .hero-lede {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: rgba(243, 237, 226, 0.82);
}

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

.page-home .hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 2px solid var(--line);
}

.page-home .hero-stats li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--mist);
}

.page-home .hero-stats .mono {
  font-size: 20px;
  color: var(--cyan);
}

.page-home .hero-stage {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 340px;
  overflow: hidden;
  border: 2px solid var(--line);
  background: var(--ink-800);
  box-shadow: var(--shadow-hard);
}

.page-home .stage-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-home .stage-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, transparent 0 47px, rgba(24, 224, 207, 0.14) 47px 48px),
    repeating-linear-gradient(90deg, transparent 0 47px, rgba(24, 224, 207, 0.14) 47px 48px),
    radial-gradient(58% 52% at 74% 26%, rgba(24, 224, 207, 0.34), transparent 72%);
}

.page-home .stage-card {
  position: relative;
  width: 100%;
  max-width: 540px;
  margin: clamp(14px, 2.2vw, 26px);
  padding: clamp(16px, 2vw, 22px);
  border: 2px solid var(--cyan);
  background: rgba(7, 28, 44, 0.88);
}

.page-home .stage-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan-soft);
}

.page-home .stage-list {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .stage-list a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  color: var(--cream);
  text-decoration: none;
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-home .stage-list a:hover,
.page-home .stage-list a:focus-visible {
  border-color: var(--cyan);
  background: rgba(24, 224, 207, 0.1);
  transform: translateX(4px);
}

.page-home .stage-list .mono {
  grid-row: 1 / span 2;
  align-self: center;
  font-size: 13px;
  color: var(--cyan);
}

.page-home .stage-name {
  grid-column: 2;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
}

.page-home .stage-note {
  grid-column: 2;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--mist);
}

/* ---------- 三步路径 ---------- */
.page-home .home-steps {
  padding: clamp(46px, 6vw, 92px) 0;
  background: var(--cream);
  color: var(--coal);
}

.page-home .home-steps .eyebrow {
  color: var(--clay);
}

.page-home .home-steps .section-title {
  color: var(--coal);
}

.page-home .home-steps .lede {
  color: #3d4a51;
}

.page-home .step-track {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin: clamp(26px, 3.4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .step {
  position: relative;
  padding: 26px 20px 26px;
  border: 2px solid var(--coal);
  background: rgba(14, 21, 26, 0.035);
  box-shadow: 6px 6px 0 rgba(14, 21, 26, 0.12);
}

.page-home .step::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 20px;
  width: 64px;
  height: 4px;
  background: var(--coral);
}

.page-home .step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--clay);
}

.page-home .step-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--coal);
}

.page-home .step-text {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: #3d4a51;
}

/* ---------- 目录索引 ---------- */
.page-home .home-catalog {
  padding: clamp(46px, 6vw, 92px) 0;
  color: var(--cream);
  background:
    radial-gradient(70% 60% at 6% 0%, rgba(24, 224, 207, 0.12), transparent 65%),
    var(--ink-800);
}

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

.page-home .home-catalog .lede {
  color: rgba(243, 237, 226, 0.76);
}

.page-home .catalog-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 32px);
  margin-top: clamp(26px, 3.4vw, 40px);
}

.page-home .catalog-figure {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--ink-900);
  box-shadow: var(--shadow-hard);
}

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

.page-home .catalog-figure figcaption {
  padding: 12px 14px;
  border-top: 2px solid var(--line-soft);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .catalog-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .catalog-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  border: 2px solid var(--line);
  background: rgba(12, 42, 64, 0.55);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-home .catalog-item:hover {
  border-color: var(--cyan);
  transform: translateX(4px);
}

.page-home .catalog-code {
  align-self: start;
  padding: 4px 8px;
  border: 1px solid var(--cyan);
  font-size: 12px;
  color: var(--cyan);
}

.page-home .catalog-body {
  min-width: 0;
}

.page-home .catalog-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
}

.page-home .catalog-desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(243, 237, 226, 0.78);
}

.page-home .catalog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 12px 0 0;
}

/* ---------- 终端与版本 ---------- */
.page-home .home-terminals {
  padding: clamp(46px, 6vw, 92px) 0;
  background: var(--cream);
  color: var(--coal);
}

.page-home .home-terminals .eyebrow {
  color: var(--clay);
}

.page-home .home-terminals .section-title {
  color: var(--coal);
}

.page-home .home-terminals .lede {
  color: #3d4a51;
}

.page-home .term-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 34px);
  margin-top: clamp(24px, 3vw, 36px);
}

.page-home .term-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .term-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  border-left: 4px solid var(--moss);
  background: rgba(92, 122, 98, 0.1);
}

.page-home .term-code {
  font-size: 12px;
  color: var(--moss);
}

.page-home .term-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--coal);
}

.page-home .term-text {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: #3d4a51;
}

.page-home .term-figure {
  margin: 0;
  border: 2px solid var(--coal);
  box-shadow: 6px 6px 0 rgba(14, 21, 26, 0.12);
  overflow: hidden;
}

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

.page-home .version-band {
  margin-top: clamp(32px, 4vw, 52px);
  padding: clamp(20px, 2.6vw, 30px);
  border: 2px solid var(--coal);
  background: rgba(14, 21, 26, 0.04);
}

.page-home .version-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--coal);
}

.page-home .version-note {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.7;
  color: #3d4a51;
}

.page-home .version-track {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .version-pill {
  padding: 8px 12px;
  border: 2px solid var(--rock);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--coal);
}

.page-home .version-pill.is-current {
  border-color: var(--coral);
  background: var(--coral);
  color: var(--ink-900);
}

.page-home .version-detail {
  margin-top: 18px;
  border: 2px solid rgba(14, 21, 26, 0.22);
  background: var(--cream);
}

.page-home .version-detail summary {
  padding: 14px 18px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--coal);
  cursor: pointer;
  list-style: none;
}

.page-home .version-detail summary::-webkit-details-marker {
  display: none;
}

.page-home .version-detail summary::after {
  content: "＋";
  float: right;
  font-family: var(--font-mono);
  color: var(--clay);
}

.page-home .version-detail[open] summary::after {
  content: "－";
}

.page-home .version-diff {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 4px 18px 18px;
  list-style: none;
}

.page-home .version-diff li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 14px;
  line-height: 1.7;
  color: #3d4a51;
}

.page-home .version-more {
  margin: 0;
  padding: 0 18px 18px;
  font-size: 14px;
}

.page-home .version-more a {
  color: var(--clay);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 下载与联系 ---------- */
.page-home .home-resource {
  padding: clamp(44px, 5.6vw, 84px) 0 clamp(52px, 6vw, 96px);
  color: var(--cream);
  background: linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}

.page-home .coast {
  margin: 0 0 clamp(24px, 3vw, 40px);
  border: 2px solid var(--line);
  overflow: hidden;
}

.page-home .coast img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.page-home .res-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 34px);
}

.page-home .res-main .section-title {
  color: var(--cream);
}

.page-home .res-text {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 237, 226, 0.8);
}

.page-home .res-main .btn {
  margin-top: 24px;
}

.page-home .res-side {
  padding: clamp(18px, 2.4vw, 26px);
  border: 2px solid var(--line);
  border-left: 6px solid var(--coral);
  background: rgba(12, 42, 64, 0.6);
}

.page-home .res-side-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--cyan-soft);
}

.page-home .res-line {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .res-links {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .res-links a {
  display: inline-block;
  color: var(--cyan);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid rgba(24, 224, 207, 0.45);
  padding-bottom: 2px;
}

.page-home .res-links a:hover,
.page-home .res-links a:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-home .catalog-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .term-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-home .step-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .res-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: stretch;
  }

  .page-home .hero-stage {
    min-height: 560px;
  }

  .page-home .catalog-grid {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .term-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-home .catalog-list {
    grid-template-columns: minmax(0, 1fr);
  }
}