.page-home {
  --home-hero-min-height: min(100vh, 820px);
  --home-card-radius: var(--radius-md);
  --home-tab-gap: 8px;
  --home-stat-number-size: clamp(2.2rem, 4.5vw, 3.6rem);
  background-color: var(--color-deep-blue);
  color: var(--color-cold-white);
  font-family: var(--font-body);
}

/* ===== 银河旋涡首屏 ===== */
.page-home .hero-vortex {
  position: relative;
  min-height: var(--home-hero-min-height);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-deep-black);
}

.page-home .hero-vortex__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .hero-vortex__svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .hero-vortex__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-home .particle {
  position: absolute;
  left: var(--px);
  top: var(--py);
  width: var(--size);
  height: var(--size);
  background: var(--color-star-gold);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat var(--duration) ease-in-out var(--delay) infinite alternate;
}

@keyframes particleFloat {
  0% { opacity: 0; transform: translate(0, 0) scale(0.5); }
  30% { opacity: 0.6; }
  70% { opacity: 0.8; }
  100% { opacity: 0.2; transform: translate(calc(var(--px) * 0.2), calc(var(--py) * -0.3)) scale(1.2); }
}

.page-home .hero-vortex__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 120px 20px 100px;
  max-width: 780px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-home .hero-vortex__badge {
  display: inline-block;
  padding: 6px 20px;
  border: 1px solid var(--color-star-gold);
  border-radius: 100px;
  font-size: var(--caption-size);
  letter-spacing: 0.05em;
  color: var(--color-star-gold);
  background: rgba(245, 215, 110, 0.06);
  margin-bottom: 32px;
  backdrop-filter: blur(4px);
  white-space: nowrap;
}

.page-home .hero-vortex__title {
  font-size: var(--heading-size);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-bright-white);
  margin: 0 0 20px;
}

.page-home .hero-vortex__title-accent {
  display: block;
  background: linear-gradient(135deg, var(--color-galaxy-purple), var(--color-star-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.page-home .hero-vortex__sub {
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 0 0 36px;
  max-width: 600px;
}

.page-home .br-desktop {
  display: none;
}

@media (min-width: 640px) {
  .page-home .br-desktop {
    display: inline;
  }
}

.page-home .hero-vortex__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.page-home .hero-vortex__scroll-hint {
  margin-top: 56px;
  opacity: 0.5;
  animation: scrollHint 2.4s ease-in-out infinite;
}

@keyframes scrollHint {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50% { transform: translateY(8px); opacity: 0.8; }
}

.page-home .hero-vortex__mesh {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
  height: 80px;
  pointer-events: none;
}

.page-home .hero-vortex__mesh svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* ===== 服务城市索引 ===== */
.page-home .city-index {
  padding: 72px 0 60px;
  background: var(--color-deep-blue);
}

.page-home .city-index__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--home-tab-gap);
  margin: 32px 0 28px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 12px;
}

.page-home .city-tab {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  padding: 8px 22px;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background var(--transition-smooth), border-color var(--transition-smooth), color var(--transition-smooth);
  font-family: var(--font-body);
  white-space: nowrap;
}

.page-home .city-tab:hover {
  border-color: var(--color-galaxy-purple);
  color: var(--color-cold-white);
}

.page-home .city-tab--active {
  background: var(--color-galaxy-purple);
  border-color: var(--color-galaxy-purple);
  color: var(--color-bright-white);
  font-weight: 600;
}

.page-home .city-index__panels {
  position: relative;
}

.page-home .city-panel {
  display: none;
  animation: panelFadeIn 0.35s ease;
}

.page-home .city-panel--active {
  display: block;
}

@keyframes panelFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-home .city-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--home-card-radius);
  padding: 24px 20px;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
  position: relative;
  cursor: default;
  height: 100%;
}

.page-home .city-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
  border-color: rgba(106, 78, 156, 0.3);
}

.page-home .city-card__step {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 2.2rem;
  font-weight: 700;
  color: rgba(106, 78, 156, 0.2);
  line-height: 1;
  letter-spacing: -0.02em;
}

.page-home .city-card__title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-bright-white);
  margin: 0 0 8px;
  padding-right: 48px;
}

.page-home .city-card__text {
  font-size: var(--caption-size);
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0 0 14px;
}

.page-home .city-card__meta {
  display: block;
  font-size: 0.75rem;
  color: var(--color-star-gold);
  opacity: 0.6;
  letter-spacing: 0.03em;
}

.page-home .city-panel__footnote {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
  padding: 14px 18px;
  background: rgba(245, 215, 110, 0.04);
  border-radius: var(--radius-sm);
  font-size: var(--caption-size);
  color: var(--color-text-muted);
  border-left: 2px solid var(--color-star-gold);
}

.page-home .city-panel__footnote a {
  color: var(--color-star-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ===== 本月刷新 ===== */
.page-home .refresh-spotlight {
  padding: 56px 0 72px;
  background: linear-gradient(180deg, var(--color-deep-blue) 0%, var(--color-card-bg) 100%);
}

.page-home .refresh-spotlight__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

@media (min-width: 768px) {
  .page-home .refresh-spotlight__layout {
    grid-template-columns: 1fr 1.1fr;
    gap: 52px;
  }
}

.page-home .refresh-spotlight__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-home .refresh-spotlight__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--home-card-radius);
  object-fit: cover;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.page-home .refresh-spotlight__badge {
  position: absolute;
  bottom: -16px;
  right: -8px;
  width: 100px;
  height: 100px;
  filter: drop-shadow(0 4px 16px rgba(0,0,0,0.4));
}

@media (min-width: 480px) {
  .page-home .refresh-spotlight__badge {
    right: 12px;
  }
}

.page-home .refresh-spotlight__content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-home .refresh-spotlight__desc {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-cold-white);
  margin: 0;
}

.page-home .refresh-spotlight__stats {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.page-home .stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .stat-item__number {
  font-size: var(--home-stat-number-size);
  font-weight: 700;
  color: var(--color-bright-white);
  line-height: 1;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-galaxy-purple), var(--color-star-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-home .stat-item__label {
  font-size: var(--caption-size);
  color: var(--color-text-muted);
}

.page-home .refresh-spotlight__action {
  padding-top: 8px;
}

/* ===== 快速导航 ===== */
.page-home .quick-nav {
  padding: 72px 0 64px;
  background: var(--color-deep-blue);
}

.page-home .quick-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--home-card-radius);
  padding: 28px 24px 24px;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
  text-decoration: none;
  color: inherit;
  height: 100%;
  position: relative;
}

.page-home .quick-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-float);
  border-color: var(--color-galaxy-purple);
}

.page-home .quick-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-home .quick-card__title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-bright-white);
  margin: 0;
}

.page-home .quick-card__desc {
  font-size: var(--caption-size);
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0;
  flex: 1;
}

.page-home .quick-card__arrow {
  align-self: flex-end;
  opacity: 0;
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.page-home .quick-card:hover .quick-card__arrow {
  opacity: 0.8;
  transform: translateX(4px);
}

/* ===== 品牌宣言 ===== */
.page-home .home-cta {
  padding: 48px 0 72px;
  background: var(--color-deep-black);
}

.page-home .home-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

@media (min-width: 680px) {
  .page-home .home-cta__inner {
    grid-template-columns: 1.3fr 1fr;
    gap: 48px;
  }
}

.page-home .home-cta__content {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-home .home-cta__title {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  color: var(--color-bright-white);
  margin: 0;
  letter-spacing: -0.01em;
}

.page-home .home-cta__text {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 0;
  max-width: 520px;
}

.page-home .home-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding-top: 8px;
}

.page-home .home-cta__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-home .home-cta__img {
  width: 100%;
  max-width: 280px;
  height: auto;
  border-radius: var(--radius-sm);
  object-fit: cover;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--color-border);
  opacity: 0.85;
}

/* ===== 响应式微调 ===== */
@media (max-width: 640px) {
  .page-home .hero-vortex__content {
    padding: 100px 16px 80px;
  }

  .page-home .hero-vortex__badge {
    font-size: 0.75rem;
    padding: 4px 14px;
    margin-bottom: 24px;
  }

  .page-home .hero-vortex__title {
    letter-spacing: -0.005em;
  }

  .page-home .city-index {
    padding: 48px 0 40px;
  }

  .page-home .city-index__tabs {
    gap: 6px;
    padding-bottom: 8px;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .page-home .city-index__tabs::-webkit-scrollbar {
    display: none;
  }

  .page-home .city-tab {
    padding: 6px 16px;
    font-size: 0.85rem;
    flex-shrink: 0;
  }

  .page-home .city-card {
    padding: 20px 16px;
  }

  .page-home .city-card__step {
    font-size: 1.8rem;
    top: 12px;
    right: 14px;
  }

  .page-home .refresh-spotlight {
    padding: 40px 0 52px;
  }

  .page-home .refresh-spotlight__stats {
    gap: 20px;
  }

  .page-home .quick-nav {
    padding: 48px 0 40px;
  }

  .page-home .quick-card {
    padding: 22px 18px 18px;
  }

  .page-home .home-cta {
    padding: 32px 0 52px;
  }

  .page-home .home-cta__img {
    max-width: 200px;
  }

  .page-home .city-panel__footnote {
    font-size: 0.8rem;
    padding: 12px 14px;
    flex-wrap: wrap;
  }

  .page-home .grid--2,
  .page-home .grid--3 {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 641px) and (max-width: 1024px) {
  .page-home .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .refresh-spotlight__badge {
    width: 80px;
    height: 80px;
    bottom: -10px;
    right: 0;
  }
}

@media (min-width: 1025px) {
  .page-home .city-index__tabs {
    justify-content: flex-start;
  }

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

  .page-home .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ===== 共享组件对齐 ===== */
.page-home .section-title {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.page-home .section-title h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--color-bright-white);
  margin: 0;
  letter-spacing: -0.01em;
}

.page-home .section-title__sub {
  font-size: var(--caption-size);
  color: var(--color-text-muted);
  font-weight: 400;
}

.page-home .container {
  width: 100%;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.page-home .grid {
  display: grid;
  gap: 20px;
}

.page-home .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 500;
  font-family: var(--font-body);
  text-decoration: none;
  transition: background var(--transition-smooth), color var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
  cursor: pointer;
  border: 1px solid transparent;
}

.page-home .btn--primary {
  background: var(--color-galaxy-purple);
  color: var(--color-bright-white);
  border-color: var(--color-galaxy-purple);
}

.page-home .btn--primary:hover {
  background: rgba(106, 78, 156, 0.8);
  box-shadow: 0 0 28px rgba(106, 78, 156, 0.3);
}

.page-home .btn--ghost {
  background: transparent;
  color: var(--color-cold-white);
  border-color: var(--color-border);
}

.page-home .btn--ghost:hover {
  border-color: var(--color-galaxy-purple);
  color: var(--color-bright-white);
  background: rgba(106, 78, 156, 0.08);
}

.page-home {
  --delay: inherit;
  --duration: 0.3s;
  --px: inherit;
  --py: inherit;
  --size: var(--body-size);
}