/* ===== 首页专属样式 .page-home ===== */
.page-home {
  --home-bg: var(--color-deep-space, #0B1A3B);
  --home-card-bg: var(--color-card-bg, #112240);
  --home-grid-line: var(--color-grid-line, #2D3B5A);
  --home-gold: var(--color-star-gold, #FFD700);
  --home-red: var(--color-arena-red, #E63946);
  --home-white: var(--color-white, #FFFFFF);
  --home-gray: var(--color-gray, #B0B0B0);
  --home-success: var(--color-success, #2ECC71);
  --home-warning: var(--color-warning, #F39C12);
  --home-radius: var(--radius-md, 8px);
  --home-shadow: var(--shadow-card, 0 4px 20px rgba(0,0,0,0.3));
  --home-transition: var(--transition, 0.25s ease);
  --home-font-heading: var(--font-heading, 'Impact','Arial Black',sans-serif);
  --home-font-body: var(--font-body, 'Georgia','Times New Roman',serif);
  --home-font-mono: var(--font-mono, 'Courier New',monospace);
  display: block;
  background: var(--home-bg);
  color: var(--home-white);
  font-family: var(--home-font-body);
  line-height: 1.6;
}

/* 面包屑 */
.page-home .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  padding: 1rem 0 0.25rem;
  font-family: var(--home-font-mono);
  font-size: 0.75rem;
  color: var(--home-gray);
  letter-spacing: 0.05em;
}
.page-home .breadcrumb .current {
  color: var(--home-gold);
  font-weight: 600;
}
.page-home .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin: 0 0.5rem;
  color: var(--home-grid-line);
}

/* 首屏 */
.page-home .hero-preview {
  position: relative;
  padding: var(--space-lg, 24px) 0 var(--space-2xl, 48px);
}
.page-home .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl, 32px);
  align-items: center;
}
.page-home .hero-brand {
  font-family: var(--home-font-heading);
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  text-transform: uppercase;
  color: var(--home-white);
  margin: 0 0 0.25rem;
  letter-spacing: 0.02em;
}
.page-home .hero-sub {
  color: var(--home-gold);
  font-size: 0.6em;
  display: block;
  margin-top: 0.15rem;
}
.page-home .hero-desc {
  font-family: var(--home-font-mono);
  font-size: clamp(0.8rem, 1.8vw, 1rem);
  color: var(--home-gray);
  margin: 0.5rem 0 1.5rem;
  letter-spacing: 0.03em;
}
.page-home .preview-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-md, 16px);
}
.page-home .preview-card {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 0.75rem;
  padding: var(--space-md, 16px) var(--space-lg, 24px);
  background: var(--home-card-bg);
  border: 1px solid var(--home-grid-line);
  border-radius: var(--home-radius);
  text-decoration: none;
  color: var(--home-white);
  transition: border-color var(--home-transition), transform var(--home-transition), box-shadow var(--home-transition);
  position: relative;
  overflow: hidden;
}
.page-home .preview-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, rgba(230,57,70,0.08));
  pointer-events: none;
}
.page-home .preview-card:hover,
.page-home .preview-card:focus-visible {
  border-color: var(--home-red);
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(230,57,70,0.15);
}
.page-home .preview-num {
  font-family: var(--home-font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--home-red);
  line-height: 1;
  min-width: 2.2rem;
}
.page-home .preview-label {
  font-family: var(--home-font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--home-white);
  letter-spacing: 0.04em;
}
.page-home .preview-brief {
  font-family: var(--home-font-mono);
  font-size: 0.78rem;
  color: var(--home-gray);
  flex-basis: 100%;
  margin-top: 0.15rem;
}
.page-home .hero-image-block {
  display: flex;
  justify-content: center;
  align-items: center;
}
.page-home .hero-device {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg, 16px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  border: 1px solid var(--home-grid-line);
  object-fit: cover;
  background: var(--home-card-bg);
}

/* —— 01 导航星图 —— */
.page-home .starmap-section {
  padding: var(--space-2xl, 48px) 0;
  position: relative;
}
.page-home .section-headline {
  font-family: var(--home-font-heading);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--home-white);
  display: flex;
  align-items: center;
  gap: var(--space-md, 16px);
  margin: 0 0 0.5rem;
}
.page-home .num {
  font-family: var(--home-font-heading);
  font-size: 1.2em;
  font-weight: 700;
  color: var(--home-red);
  line-height: 1;
}
.page-home .section-desc {
  font-family: var(--home-font-mono);
  font-size: 0.88rem;
  color: var(--home-gray);
  margin: 0 0 var(--space-xl, 32px);
  letter-spacing: 0.02em;
}
.page-home .starmap-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md, 16px);
  position: relative;
}
.page-home .starmap-card {
  background: var(--home-card-bg);
  border: 1px solid var(--home-grid-line);
  border-radius: var(--home-radius);
  padding: var(--space-lg, 24px);
  position: relative;
  transition: border-color var(--home-transition), transform var(--home-transition), box-shadow var(--home-transition);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.page-home .starmap-card:hover,
.page-home .starmap-card:focus-within {
  border-color: var(--home-gold);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(255,215,0,0.08);
}
.page-home .starmap-icon {
  font-size: 1.4rem;
  color: var(--home-gold);
  line-height: 1;
  margin-bottom: 0.25rem;
  transition: transform var(--home-transition);
}
.page-home .starmap-card:hover .starmap-icon {
  transform: scale(1.2);
}
.page-home .starmap-title {
  font-family: var(--home-font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--home-white);
  margin: 0;
  letter-spacing: 0.03em;
}
.page-home .starmap-desc {
  font-family: var(--home-font-body);
  font-size: 0.85rem;
  color: var(--home-gray);
  margin: 0;
  line-height: 1.45;
}
.page-home .starmap-link {
  font-family: var(--home-font-mono);
  font-size: 0.78rem;
  color: var(--home-gold);
  text-decoration: none;
  margin-top: auto;
  padding-top: 0.5rem;
  transition: color var(--home-transition);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.page-home .starmap-link:hover,
.page-home .starmap-link:focus-visible {
  color: var(--home-red);
  text-decoration: underline;
}
/* 星轨装饰 */
.page-home .starmap-orbit {
  display: none;
}

/* 星轨分割线 */
.page-home .divider-starlight {
  width: 100%;
  overflow: hidden;
  line-height: 0;
}
.page-home .divider-img {
  width: 100%;
  height: auto;
  max-height: 180px;
  object-fit: cover;
  opacity: 0.7;
}

/* —— 02 数据仪表盘 —— */
.page-home .dashboard-section {
  padding: var(--space-2xl, 48px) 0;
}
.page-home .dashboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg, 24px);
}
.page-home .dashboard-card {
  background: var(--home-card-bg);
  border: 1px solid var(--home-grid-line);
  border-radius: var(--radius-lg, 16px);
  padding: var(--space-lg, 24px);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: border-color var(--home-transition), box-shadow var(--home-transition);
  position: relative;
}
.page-home .dashboard-card:hover {
  border-color: var(--home-grid-line);
  box-shadow: 0 0 24px rgba(45,59,90,0.2);
}
.page-home .dash-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}
.page-home .dash-icon {
  font-size: 1.5rem;
  color: var(--home-gold);
  line-height: 1;
}
.page-home .dash-tag {
  font-family: var(--home-font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm, 4px);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.page-home .tag-success {
  background: rgba(46,204,113,0.15);
  color: var(--home-success);
  border: 1px solid rgba(46,204,113,0.3);
}
.page-home .tag-warning {
  background: rgba(243,156,18,0.15);
  color: var(--home-warning);
  border: 1px solid rgba(243,156,18,0.3);
}
.page-home .tag-info {
  background: rgba(255,215,0,0.12);
  color: var(--home-gold);
  border: 1px solid rgba(255,215,0,0.25);
}
.page-home .dash-title {
  font-family: var(--home-font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--home-white);
  margin: 0;
}
.page-home .dash-metric {
  font-family: var(--home-font-mono);
  font-size: 0.88rem;
  color: var(--home-red);
  margin: 0;
  font-weight: 600;
}
.page-home .dash-desc {
  font-family: var(--home-font-body);
  font-size: 0.85rem;
  color: var(--home-gray);
  margin: 0;
  line-height: 1.5;
}
.page-home .dash-link {
  font-family: var(--home-font-mono);
  font-size: 0.78rem;
  color: var(--home-gold);
  text-decoration: none;
  margin-top: auto;
  padding-top: 0.6rem;
  transition: color var(--home-transition);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.page-home .dash-link:hover,
.page-home .dash-link:focus-visible {
  color: var(--home-red);
  text-decoration: underline;
}
.page-home .dash-fave-btn {
  align-self: flex-start;
  background: transparent;
  border: 1px solid var(--home-gold);
  color: var(--home-gold);
  font-family: var(--home-font-mono);
  font-size: 0.78rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-sm, 4px);
  cursor: pointer;
  transition: background var(--home-transition), color var(--home-transition), box-shadow var(--home-transition);
  margin-top: 0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.page-home .dash-fave-btn:hover {
  background: rgba(255,215,0,0.1);
  box-shadow: 0 0 16px rgba(255,215,0,0.15);
}
.page-home .dash-fave-btn:active {
  animation: star-sparkle 0.4s ease;
}
@keyframes star-sparkle {
  0% { box-shadow: 0 0 0 0 rgba(255,215,0,0.5); transform: scale(1); }
  50% { box-shadow: 0 0 24px 6px rgba(255,215,0,0.3); transform: scale(1.06); }
  100% { box-shadow: 0 0 0 0 rgba(255,215,0,0); transform: scale(1); }
}

/* —— 03 快速上手 —— */
.page-home .quickstart-section {
  padding: var(--space-2xl, 48px) 0 var(--space-xl, 32px);
}
.page-home .steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md, 16px);
}
.page-home .step-card {
  background: var(--home-card-bg);
  border: 1px solid var(--home-grid-line);
  border-radius: var(--home-radius);
  overflow: hidden;
  transition: border-color var(--home-transition);
}
.page-home .step-card[open] {
  border-color: var(--home-gold);
}
.page-home .step-header {
  display: flex;
  align-items: center;
  gap: var(--space-md, 16px);
  padding: var(--space-md, 16px) var(--space-lg, 24px);
  cursor: pointer;
  list-style: none;
  font-family: var(--home-font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--home-white);
  letter-spacing: 0.03em;
  transition: background var(--home-transition);
  user-select: none;
}
.page-home .step-header::-webkit-details-marker {
  display: none;
}
.page-home .step-header:hover {
  background: rgba(255,255,255,0.02);
}
.page-home .step-num {
  font-family: var(--home-font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--home-red);
  line-height: 1;
  min-width: 1.8rem;
}
.page-home .step-title {
  flex: 1;
}
.page-home .step-arrow {
  font-size: 0.7rem;
  color: var(--home-gray);
  transition: transform var(--home-transition);
}
.page-home .step-card[open] .step-arrow {
  transform: rotate(180deg);
  color: var(--home-gold);
}
.page-home .step-body {
  padding: 0 var(--space-lg, 24px) var(--space-lg, 24px);
  font-family: var(--home-font-body);
  font-size: 0.88rem;
  color: var(--home-gray);
  line-height: 1.6;
  border-top: 1px solid var(--home-grid-line);
  margin: 0 var(--space-lg, 24px);
  padding: var(--space-md, 16px) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md, 16px);
}
.page-home .step-body p {
  margin: 0;
}
.page-home .step-icon {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm, 4px);
  align-self: flex-start;
}
.page-home .step-drop-hint {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--home-font-mono);
  font-size: 0.8rem;
}
.page-home .hint-label {
  color: var(--home-gold);
  font-weight: 600;
}
.page-home .hint-menu {
  background: rgba(255,215,0,0.06);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm, 4px);
  border: 1px dashed var(--home-grid-line);
  color: var(--home-gray);
  letter-spacing: 0.05em;
}
.page-home .step-fave-demo {
  align-self: flex-start;
  background: transparent;
  border: 1px solid var(--home-red);
  color: var(--home-red);
  font-family: var(--home-font-mono);
  font-size: 0.78rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-sm, 4px);
  cursor: pointer;
  transition: background var(--home-transition), box-shadow var(--home-transition);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.page-home .step-fave-demo:hover {
  background: rgba(230,57,70,0.08);
}
.page-home .step-fave-demo:active {
  animation: star-sparkle 0.4s ease;
}

/* 地域风景分割 */
.page-home .landscape-divider {
  width: 100%;
  overflow: hidden;
  line-height: 0;
  margin-top: var(--space-lg, 24px);
}
.page-home .landscape-img {
  width: 100%;
  height: auto;
  max-height: 200px;
  object-fit: cover;
  opacity: 0.8;
}

/* —— 桌面端 ≥768px —— */
@media (min-width: 768px) {
  .page-home .hero-grid {
    grid-template-columns: 1fr 1fr;
  }
  .page-home .hero-brand {
    font-size: clamp(2rem, 4vw, 3.2rem);
  }
  .page-home .preview-card {
    padding: var(--space-lg, 24px) var(--space-xl, 32px);
  }
  .page-home .starmap-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-home .dashboard-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-home .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-home .step-card {
    display: block;
  }
  .page-home .step-body {
    margin: 0;
    padding: var(--space-md, 16px) var(--space-lg, 24px);
  }
  .page-home .divider-img {
    max-height: 260px;
  }
}

/* —— 大桌面 ≥1024px —— */
@media (min-width: 1024px) {
  .page-home .starmap-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-home .starmap-section {
    position: relative;
  }
  .page-home .starmap-orbit {
    display: block;
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
  }
  .page-home .starmap-orbit .orbit-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--home-gold);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--home-gold);
    animation: orbit-drift 6s linear infinite;
    opacity: 0.5;
  }
  .page-home .starmap-orbit .orbit-dot:nth-child(1) {
    top: 10%;
    left: 20%;
    animation-duration: 5s;
    animation-delay: 0s;
  }
  .page-home .starmap-orbit .orbit-dot:nth-child(2) {
    top: 60%;
    left: 70%;
    animation-duration: 7s;
    animation-delay: 1s;
  }
  .page-home .starmap-orbit .orbit-dot:nth-child(3) {
    top: 80%;
    left: 15%;
    animation-duration: 6s;
    animation-delay: 2s;
  }
  .page-home .starmap-orbit .orbit-dot:nth-child(4) {
    top: 25%;
    left: 80%;
    animation-duration: 8s;
    animation-delay: 0.5s;
  }
  @keyframes orbit-drift {
    0% { transform: translate(0, 0) scale(1); opacity: 0.3; }
    25% { transform: translate(30px, -40px) scale(1.6); opacity: 0.9; }
    50% { transform: translate(60px, 10px) scale(1); opacity: 0.4; }
    75% { transform: translate(20px, 50px) scale(1.4); opacity: 0.8; }
    100% { transform: translate(0, 0) scale(1); opacity: 0.3; }
  }
  .page-home [data-starmap]:hover ~ .starmap-orbit .orbit-dot,
  .page-home .starmap-section:hover .starmap-orbit .orbit-dot {
    animation-duration: 2s !important;
    opacity: 0.9 !important;
    box-shadow: 0 0 24px var(--home-gold);
  }
  .page-home .starmap-card {
    z-index: 1;
  }
  .page-home .landscape-img {
    max-height: 240px;
  }
}

/* —— 超大屏 ≥1280px —— */
@media (min-width: 1280px) {
  .page-home .starmap-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg, 24px);
  }
  .page-home .dashboard-grid {
    gap: var(--space-xl, 32px);
  }
}

/* 辅助类 */
.page-home .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.page-home .mono {
  font-family: var(--home-font-mono);
}
.page-home .content-container {
  max-width: var(--max-width, 1200px);
  margin: 0 auto;
  padding: 0 var(--space-md, 16px);
}
@media (min-width: 768px) {
  .page-home .content-container {
    padding: 0 var(--space-xl, 32px);
  }
}
.page-home .text-center {
  text-align: center;
}