/* Aether — 响应式适配 */

/* ===== 1024px: 平板 ===== */
@media (max-width: 1024px) {
  :root {
    --rail-width: 56px;
    --rail-expanded: 160px;
  }

  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .hero-glass { padding: 32px; }

  .stat-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .container { padding: 0 20px; }
}

/* ===== 768px: 移动端 — 隐藏图标条，启用底部标签栏 ===== */
@media (max-width: 768px) {
  .icon-rail {
    display: none;
  }

  .app-wrap {
    margin-left: 0;
    padding-bottom: var(--mobile-tab-height);
  }

  .mobile-tab-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--mobile-tab-height);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-glass);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.04);
    align-items: center;
    justify-content: space-around;
    padding: 0 8px;
  }

  .mobile-tab-bar[aria-hidden="true"] {
    aria-hidden: false;
  }

  .tab-bar__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.68rem;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.2s, background 0.2s;
  }

  .tab-bar__item svg {
    width: 20px;
    height: 20px;
  }

  .tab-bar__item.active {
    color: var(--primary);
    background: rgba(124, 92, 252, 0.08);
  }

  .tab-bar__item:hover {
    color: var(--text);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: center;
  }

  .hero-glass { padding: 24px 20px; }

  .hero-info { order: 1; }
  .hero-ring-wrap { order: 2; }

  .hero-address {
    justify-content: center;
  }

  .hero-tags {
    justify-content: center;
  }

  .ring-container {
    width: 160px;
    height: 160px;
  }

  .ring-number { font-size: 2rem; }

  .stat-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .stat-card {
    padding: 14px 16px;
  }

  .section--page {
    padding-top: 32px;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
  }

  .gallery-item img {
    height: 140px;
  }

  .glass-form .form-row {
    grid-template-columns: 1fr;
  }

  .community-tab {
    max-width: none;
  }

  .container {
    padding: 0 16px;
  }

  .page-title {
    font-size: 1.5rem;
  }

  .hero-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .drawer-panel {
    width: 100vw;
    border-left: none;
    border-radius: var(--radius) var(--radius) 0 0;
  }

  .page-footer {
    padding: 20px 16px 16px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 10px;
  }

  .footer-left { align-items: center; }

  .footer-right {
    align-items: center;
  }

  .footer-col-title { text-align: center; }
  .footer-col-links { justify-content: center; }

  .mesh-blob {
    filter: blur(60px);
  }

  .mesh-blob--1 { width: 350px; height: 350px; }
  .mesh-blob--2 { width: 300px; height: 300px; }
  .mesh-blob--3 { width: 250px; height: 250px; }
  .mesh-blob--4 { width: 200px; height: 200px; }
}

/* ===== 480px: 小屏 ===== */
@media (max-width: 480px) {
  .hero-glass { padding: 20px 16px; }

  .hero-title {
    font-size: 1.35rem;
  }

  .ring-container {
    width: 140px;
    height: 140px;
  }

  .ring-number { font-size: 1.75rem; }

  .stat-card {
    padding: 12px 14px;
    gap: 10px;
  }

  .stat-card__icon {
    width: 32px;
    height: 32px;
    padding: 6px;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 10px;
  }

  .gallery-item img {
    height: 110px;
  }

  .news-card {
    padding: 16px;
  }

  .glass-form {
    padding: 16px;
  }

  .page-title {
    font-size: 1.3rem;
    margin-bottom: 16px;
  }
}

/* ===== 暗色模式适配 (prefers-color-scheme) ===== */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-base: #0f0f17;
    --bg-glass: rgba(30, 30, 46, 0.65);
    --bg-glass-hover: rgba(30, 30, 46, 0.82);
    --bg-glass-solid: rgba(30, 30, 46, 0.9);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-subtle: rgba(255, 255, 255, 0.06);
    --text: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    --mesh-1: rgba(124, 92, 252, 0.08);
    --mesh-2: rgba(59, 130, 246, 0.06);
    --mesh-3: rgba(251, 146, 60, 0.04);
    --mesh-4: rgba(244, 114, 182, 0.05);
  }

  html {
    scrollbar-color: rgba(124, 92, 252, 0.3) rgba(15, 15, 23, 0.6);
  }

  ::-webkit-scrollbar-track {
    background: rgba(15, 15, 23, 0.4);
  }

  ::-webkit-scrollbar-thumb {
    background: rgba(124, 92, 252, 0.3);
  }

  .glass-form input,
  .glass-form select,
  .glass-form textarea {
    background: rgba(0, 0, 0, 0.25);
    border-color: rgba(255, 255, 255, 0.08);
    color: var(--text);
  }

  .glass-form input::placeholder,
  .glass-form textarea::placeholder {
    color: var(--text-muted);
  }

  .mobile-tab-bar {
    background: rgba(15, 15, 23, 0.88);
    border-top-color: rgba(255, 255, 255, 0.06);
  }

  .hero-address {
    background: rgba(124, 92, 252, 0.08);
    border-color: rgba(124, 92, 252, 0.18);
  }

  .hero-motd {
    background: rgba(124, 92, 252, 0.08);
    border-color: rgba(124, 92, 252, 0.15);
  }

  .hero-tag {
    background: rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.06);
  }

  .ring-track {
    stroke: rgba(124, 92, 252, 0.12);
  }

  .cat-btn {
    background: rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.06);
  }
}