/*
 * Vue SPA 版本 — 由 src/ 目录下的 Vue 组件使用
 * 如需修改样式，请在此文件修改（这是主版本）
 * public/shared.css 是静态 HTML 页面使用的副本，请勿重复维护
 */
:root {
  --bg: #f8f7f4;
  --bg-elevated: #fcfbf9;
  --card: #ffffff;
  --text: #1a1a2e;
  --text-secondary: #4a5568;
  --muted: #6b7280;
  --primary: #FF6B35;
  --primary-hover: #E55A2B;
  --primary-light: #FFF4ED;
  --accent: #004E89;
  --accent-light: #EBF5FF;
  --border: #e5e2dd;
  --border-light: #f0eeeb;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.05), 0 1px 4px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.06), 0 2px 8px rgba(0, 0, 0, 0.03);
  --shadow-hover: 0 8px 28px rgba(255, 107, 53, 0.1), 0 2px 8px rgba(255, 107, 53, 0.05);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --transition: 0.2s ease;
  --transition-fast: 0.15s ease;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  --danger: #DC2626;
  --danger-light: #FEF2F2;
  --success: #16a34a;
  --success-light: #f0fdf4;

  /* 扩展 token */
  --placeholder: #b0aaa0;
  --hover-bg: #f5f4f1;
  --code-bg: #faf9f7;
  --code-border: #e0ddd8;
  --toast-bg: #1f2937;
  --primary-light-hover: #FFE8DD;

  /* Hero 渐变（子页面可通过自定义 --hero-gradient 覆盖） */
  --hero-gradient: linear-gradient(155deg, #1a0a00 0%, #E04A00 20%, #FF6B35 45%, #FF8F5E 70%, #FFB088 100%);
  --hero-dark-gradient: linear-gradient(155deg, #0a0400 0%, #3d1200 20%, #5a2000 45%, #7a3520 70%, #8c4a30 100%);

  /* iOS Safari / 刘海屏 安全区域 */
  --safe-area-inset-top: env(safe-area-inset-top, 0px);
  --safe-area-inset-bottom: env(safe-area-inset-bottom, 0px);
  --safe-area-inset-left: env(safe-area-inset-left, 0px);
  --safe-area-inset-right: env(safe-area-inset-right, 0px);

  /* 导航栏变量 */
  --nav-primary: var(--primary);
  --nav-primary-hover: var(--primary-hover);
  --nav-primary-light: var(--primary-light);
  --nav-bg: #ffffff;
  --nav-bg-dark: #1a1a2e;
  --nav-border: var(--border);
  --nav-text: var(--text);
  --nav-text-secondary: var(--text-secondary);
  --nav-muted: var(--muted);
  --nav-hover-bg: var(--hover-bg);
}

@property --border-angle {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

/* ========== 暗色模式全局过渡 ========== */
body.dark-mode-transition,
body.dark-mode-transition *,
body.dark-mode-transition *::before,
body.dark-mode-transition *::after {
  transition: background-color 0.3s ease, color 0.2s ease, border-color 0.3s ease, box-shadow 0.3s ease !important;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  letter-spacing: 0.01em;
}

/* ========== 焦点样式 ========== */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ========== 导航栏防闪烁：CSS 加载前隐藏，加载后渐显 ========== */
site-nav {
  visibility: hidden;
  animation: navReveal 0.3s ease-out forwards;
  animation-delay: 0.5s;
}
@keyframes navReveal {
  from { visibility: hidden; }
  to   { visibility: visible; }
}

/* ========== 选中文本样式 ========== */
::selection {
  background: rgba(255, 107, 53, 0.2);
  color: inherit;
}
[data-theme="dark"] ::selection {
  background: rgba(255, 107, 53, 0.3);
}

/* ========== 滚动条样式 ========== */
html {
  background: var(--bg);
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
  scrollbar-gutter: stable;
}
#app {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ========== 全局链接样式 ========== */
a { color: inherit; }

/* ========== 图片加载过渡 ========== */
img {
  transition: opacity 0.3s ease;
}
img[loading="lazy"] {
  opacity: 0;
}
img[loading="lazy"].loaded {
  opacity: 1;
}

/* ========== 侧边导航栏（桌面端） ========== */
.side-nav {
  display: none;
}

button:disabled { cursor: not-allowed; opacity: 0.5; }

/* ========== 代理招募（haoka/wifi 共享） ========== */
.agent-hook {
  margin-top: 40px;
  padding: 40px 24px;
  background: linear-gradient(135deg, var(--card) 0%, var(--primary-light) 100%);
  border: 2px dashed var(--primary);
  border-radius: 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.agent-hook::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  background: var(--primary-light);
  border-radius: 50%;
  opacity: 0.5;
}
.agent-hook::after {
  content: '';
  position: absolute;
  bottom: -30px;
  left: -30px;
  width: 100px;
  height: 100px;
  background: var(--accent-light);
  border-radius: 50%;
  opacity: 0.4;
}
.agent-hook > * {
  position: relative;
  z-index: 1;
}
.agent-hook-icon { margin-bottom: 12px; }
.agent-hook-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}
.agent-hook-desc {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 16px;
}
.agent-hook-benefits {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.benefit-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 6px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255, 107, 53, 0.2);
  letter-spacing: 0.02em;
}
.agent-register-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
}
.agent-register-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  border-radius: 12px;
  font-weight: 600;
  transition: all var(--transition);
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.15);
}
.agent-register-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(255, 107, 53, 0.25);
}
.agent-register-name { font-size: 14px; }

/* ========== 手动暗色模式 ========== */
[data-theme="dark"] {
  --bg: #0f0f23;
  --bg-elevated: #1a1a2e;
  --card: #1a1f36;
  --text: #e8e8f0;
  --text-secondary: #a0a0b8;
  --muted: #707088;
  --primary-light: #2d1b0e;
  --accent-light: #0c1929;
  --border: #2d2d45;
  --border-light: #252540;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4), 0 1px 4px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-hover: 0 8px 28px rgba(255, 107, 53, 0.12), 0 2px 8px rgba(255, 107, 53, 0.06);
  --hover-bg: #252540;
  --code-bg: #141428;
  --code-border: #2d2d55;
  --placeholder: #64748b;
  --primary-light-hover: #3d1f0e;
  --danger-light: #2d0f0f;
  --success-light: #0f2d1a;
  --toast-bg: #e2e8f0;
  --hero-gradient: linear-gradient(155deg, #0a0400 0%, #3d1200 20%, #5a2000 45%, #7a3520 70%, #8c4a30 100%);
  --hero-dark-gradient: linear-gradient(155deg, #0a0400 0%, #3d1200 20%, #5a2000 45%, #7a3520 70%, #8c4a30 100%);
}
[data-theme="dark"] { background: var(--bg); color: var(--text); }
[data-theme="dark"] .card-code { color: #c4c9e0; }
[data-theme="dark"] .toast { color: #0f0f23; }
[data-theme="dark"] .search-clear:hover,
[data-theme="dark"] .qr-close:hover { background: var(--hover-bg); color: var(--text); }
[data-theme="dark"] .hero-stats .stat-badge { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.12); }
[data-theme="dark"] .hero-stats .stat-badge.expired-count { background: rgba(239, 68, 68, 0.2); border-color: rgba(239, 68, 68, 0.4); color: #fca5a5; }
[data-theme="dark"] .hero-stats .stat-badge.expired-count strong { color: #f87171; }
[data-theme="dark"] .btn-secondary { background: var(--border); color: var(--text); }
[data-theme="dark"] .btn-secondary:hover { background: #3a3a52; background: color-mix(in srgb, var(--text) 20%, var(--border)); }
[data-theme="dark"] .quick-shortcut { box-shadow: var(--shadow); }
[data-theme="dark"] .quick-shortcut:hover { box-shadow: 0 4px 12px rgba(255, 107, 53, 0.15); }
[data-theme="dark"] .activity-card { box-shadow: var(--shadow); }
[data-theme="dark"] .activity-card:hover { box-shadow: 0 8px 24px rgba(255, 107, 53, 0.15); }

/* ========== 暗色模式切换按钮 ========== */
.dark-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border: 1.5px solid var(--border);
  border-radius: 14px;
  background: var(--card);
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  transition: all var(--transition);
  -webkit-user-select: none;
  user-select: none;
}
.dark-toggle:hover { border-color: var(--primary); color: var(--primary); }

/* ========== 分享按钮 ========== */
.btn-share {
  background: var(--success-light);
  color: var(--success);
  padding: 8px 12px;
  min-height: 40px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-share:hover { filter: brightness(0.9); }
[data-theme="dark"] .btn-share:hover { filter: brightness(1.2); }

/* ========== 骨架屏（所有页面共享） ========== */
.skeleton {
  background: linear-gradient(90deg, var(--border-light) 25%, var(--border) 50%, var(--border-light) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}
@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* SEO 预渲染内容：用户不可见，保留给爬虫 */
.prerender { display: none; }

/*
 * JS 加载前的骨架屏占位（纯 CSS，从第一帧生效）
 * 当 #tab-content 仍包含 .prerender 时（JS 还没执行），::before 伪元素显示 shimmer 动画。
 * JS 移除 .prerender 后，:has() 不再匹配，::before 自动消失，无缝过渡到 JS 骨架屏。
 */
#tab-content:has(.prerender)::before {
  content: '';
  display: block;
  min-height: 300px;
  background: linear-gradient(90deg, var(--border-light) 25%, var(--border) 50%, var(--border-light) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius);
}
.skeleton-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  padding: 0 4px;
}
.skeleton-card {
  background: var(--card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow-xs);
}
.skeleton-card .skeleton-line {
  height: 14px;
  margin-bottom: 10px;
  border-radius: 6px;
}
.skeleton-card .skeleton-line.short { width: 40%; }
.skeleton-card .skeleton-line.medium { width: 70%; }
.skeleton-card .skeleton-line.full { width: 100%; }
.skeleton-card .skeleton-btn {
  height: 36px;
  border-radius: var(--radius-sm);
  margin-top: 12px;
}
.skeleton-btn-group {
  display: flex;
  gap: 10px;
}
.skeleton-btn.primary { flex: 1; }
.skeleton-btn.secondary { flex: 1; }
.skeleton-img {
  width: 100%;
  height: 160px;
  margin-bottom: 12px;
  border-radius: var(--radius);
}
.skeleton-code-box {
  height: 44px;
  width: 100%;
  border-radius: var(--radius-sm);
  margin-bottom: 4px;
}
.skeleton-link-url {
  height: 12px;
  width: 50%;
  border-radius: 4px;
  margin-bottom: 12px;
}
.skeleton-jingxuan {
  border-radius: var(--radius);
  overflow: hidden;
}
.skeleton-jingxuan .skeleton-img {
  margin-bottom: 0;
  border-radius: 0;
  height: 180px;
}
.skeleton-jingxuan .skeleton-line {
  margin: 10px 12px 0;
}
.skeleton-jingxuan .skeleton-line.short {
  margin-bottom: 12px;
}

/* ========== Toast 提示（所有页面共享） ========== */
.toast {
  position: fixed;
  bottom: 160px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--toast-bg);
  color: #fff;
  padding: 12px 28px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
  z-index: 1000;
  transition: opacity 0.3s, transform 0.3s;
  pointer-events: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  letter-spacing: 0.02em;
}
.toast.hidden { opacity: 0; transform: translateX(-50%) translateY(10px); }
@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(10px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.toast.show { animation: toastIn 0.2s ease-out; }

/* ========== 页面加载进度条（所有页面共享） ========== */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-hover, var(--primary)));
  z-index: 10001;
  transition: width 0.3s ease, opacity 0.3s ease;
  box-shadow: 0 0 10px var(--primary);
}

/* ========== Tab 内容区（所有页面共享） ========== */
.tab-content {
  min-height: 200px;
  min-width: 0;
  animation: fadeIn 0.25s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========== Tab 导航基础样式（所有页面共享） ========== */
.tab-nav {
  display: flex;
  gap: 8px;
  padding: 16px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tab-nav::-webkit-scrollbar { display: none; }
.tab-btn {
  flex-shrink: 0;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--card);
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.tab-btn:hover { border-color: var(--primary); color: var(--primary); }
.tab-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.tab-btn.active .badge {   background: rgba(255, 255, 255, 0.25);     color: #fff;   }
[data-theme="dark"] .tab-btn.active { background: var(--primary); color: #fff; }
[data-theme="dark"] .tab-btn.active .badge { background: rgba(255, 255, 255, 0.25);  color: #fff;}
/* ========== 卡片组件（所有子页面共享） ========== */
.haoka-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: box-shadow 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}
.haoka-card:hover {
  box-shadow: 0 8px 32px rgba(255, 107, 53, 0.12);
  border-color: var(--primary);
  transform: translateY(-3px);
}
.haoka-card-top {
  height: 4px;
  background: linear-gradient(90deg, var(--primary), #FF8F5E);
  flex-shrink: 0;
}
.haoka-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.haoka-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.haoka-card-platform-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--primary-light);
  flex-shrink: 0;
}
.haoka-card-platform-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--primary);
}
.haoka-card-info {
  flex: 1;
  min-width: 0;
}
.haoka-card-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}
.haoka-card-price {
  display: flex;
  align-items: baseline;
  flex-shrink: 0;
}
.haoka-price-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}
.haoka-card-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
}
.haoka-card-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.haoka-card-platform {
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  background: var(--hover-bg);
  padding: 3px 10px;
  border-radius: 12px;
  white-space: nowrap;
  flex-shrink: 0;
}
.haoka-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 12px;
  border-radius: 12px;
}
.haoka-tag svg {
  width: 12px;
  height: 12px;
}
.haoka-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 8px;
  margin-left: 6px;
  vertical-align: middle;
  line-height: 1.4;
}
.haoka-badge-hot { color: #fff; background: #FF4D4F; }
.haoka-badge-new { color: #fff; background: #52C41A; }
.haoka-badge-four { color: #fff; background: #1677FF; }
.haoka-badge-rec { color: #fff; background: #FA8C16; }
.haoka-card-actions {
  display: flex;
  gap: 10px;
  margin-top: 2px;
}
.haoka-card-actions .btn-go {
  flex: 1;
  padding: 12px 0;
  min-height: 46px;
  border: none;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: linear-gradient(135deg, #FF6B35, #FF8F5E);
  color: #fff;
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.25);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.haoka-card-actions .btn-go:hover {
  background: linear-gradient(135deg, #E55A2B, #FF6B35);
  box-shadow: 0 4px 16px rgba(255, 107, 53, 0.35);
  transform: translateY(-1px);
}
.haoka-card-actions .btn-qr {
  background: var(--accent-light);
  color: var(--accent);
  padding: 12px 16px;
  min-width: 70px;
  min-height: 46px;
  border: none;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.haoka-card-actions .btn-qr:hover {
  background: color-mix(in srgb, var(--accent) 12%, white);
}
.haoka-card .haoka-visited {
  color: var(--success) !important;
  background: rgba(34, 197, 94, 0.08) !important;
}

/* ========== 号卡卡片网格（haoka/huiyuan 共享） ========== */
.haoka-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 16px;
}

/* ========== 信任徽章条（haoka/wifi/wangpan 共享） ========== */
.trust-bar {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 14px 0;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
}
.trust-item svg {
  flex-shrink: 0;
  color: var(--success);
}

/* ========== 跨页面推荐横幅（haoka/wifi/wangpan 共享） ========== */
.cross-link-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
  padding: 16px 20px;
  background: var(--card);
  border: 1px dashed var(--border);
  border-radius: 12px;
  text-align: center;
  font-size: 14px;
  color: var(--muted);
}
.cross-link-banner a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  transition: opacity 0.2s;
}
.cross-link-banner a:hover { opacity: 0.8; }

/* ========== FAQ 折叠（haoka/wifi 共享，hover 颜色用 --page-accent） ========== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.2s ease;
}
.faq-item:hover {
  border-color: color-mix(in srgb, var(--page-accent, var(--primary)) 40%, var(--border));
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  background: none;
  border: none;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  line-height: 1.5;
  transition: color 0.2s ease;
}
.faq-question:hover {
  color: var(--page-accent, var(--primary));
}
.faq-question svg {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  color: var(--muted);
  transition: transform 0.2s ease;
}
.faq-item[open] .faq-question svg {
  transform: rotate(180deg);
}
.faq-answer {
  padding: 0 16px 14px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
}

/* FAQ 暗色模式 */
[data-theme="dark"] .faq-item {
  background: rgba(31, 41, 55, 0.5);
  border-color: rgba(75, 85, 99, 0.5);
}

/* ========== 通用工具类 ========== */
.hidden { display: none; }

/* ========== 响应式网格（grid-3） ========== */
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
@media (min-width: 640px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.grid-item {
  min-width: 0;
}

/* ========== 标签（tag） ========== */
.tag {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
  white-space: nowrap;
  line-height: 1.4;
}
.tag-success {
  color: var(--success, #16a34a);
  background: var(--success-light, #f0fdf4);
}
.tag-info {
  color: var(--accent, #004E89);
  background: var(--accent-light, #EBF5FF);
}
.tag-default {
  color: var(--muted, #6b7280);
  background: var(--hover-bg, #f5f4f1);
}
.tag-error {
  color: var(--danger, #DC2626);
  background: var(--danger-light, #FEF2F2);
}
.tag-warning {
  color: #d97706;
  background: #fffbeb;
}
[data-theme="dark"] .tag-success {
  color: #4ade80;
  background: rgba(22, 163, 74, 0.15);
}
[data-theme="dark"] .tag-info {
  color: #60a5fa;
  background: rgba(0, 78, 137, 0.15);
}
[data-theme="dark"] .tag-default {
  color: #9ca3af;
  background: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .tag-error {
  color: #f87171;
  background: rgba(220, 38, 38, 0.15);
}
[data-theme="dark"] .tag-warning {
  color: #fbbf24;
  background: rgba(217, 119, 6, 0.15);
}

/* ========== 通用卡片（card） ========== */
.card {
  background: var(--card, #fff);
  border: 1px solid var(--border, #e5e2dd);
  border-radius: 12px;
  padding: 16px;
  transition: all 0.2s ease;
}
.card.hoverable {
  cursor: pointer;
}
.card.hoverable:hover {
  border-color: var(--primary, #FF6B35);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.1);
  transform: translateY(-1px);
}
.card--no-border {
  border: none;
}
.card-header {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

/* ========== 回到顶部按钮（所有页面共享） ========== */
.back-to-top {
  position: fixed;
  bottom: 80px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 999;
}
.back-to-top:hover { border-color: var(--primary); color: var(--primary); box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.back-to-top.hidden { display: none; }

/* ========== 暗色模式：共享组件 ========== */
[data-theme="dark"] .back-to-top {
  background: rgba(26, 26, 46, 0.9);
  border-color: rgba(255, 255, 255, 0.08);
}
[data-theme="dark"] .agent-hook {
  border-color: rgba(255, 107, 53, 0.3);
}
[data-theme="dark"] .feedback-section {
  border-color: rgba(255, 255, 255, 0.06);
}

/* ========== 减少动画偏好 ========== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ========== 焦点环 ========== */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ========== 卡片内容排版 ========== */
.card-name {
  line-height: 1.5;
  letter-spacing: 0.02em;
}

/* ========== 按钮内联图标对齐 ========== */
.btn-copy svg,
.btn-go svg,
.btn-qr svg,
.btn-share svg {
  flex-shrink: 0;
}

/* ========== 页面底部安全间距 ========== */
#app::after {
  content: '';
  display: block;
  height: 20px;
}

/* ========== 微交互：卡片按钮点击涟漪 ========== */
.btn-copy:active,
.btn-go:active {
  transition-duration: 0.1s;
}

/* ========== 专业排版：段落间距 ========== */
.card-head + .card-code,
.card-head + .miniapp-tag {
  margin-top: -2px;
}

/* ========== 改进的卡片头部对齐 ========== */
.card-head {
  gap: 8px;
  line-height: 1.4;
}

/* ========== 二维码弹窗（所有页面共享） ========== */
.qr-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}
.qr-overlay.hidden { display: none; }
.qr-modal {
  background: var(--card);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.25), 0 8px 24px rgba(0, 0, 0, 0.15);
  width: 300px;
  max-width: 90vw;
  overflow: hidden;
  animation: modalIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  border: 1px solid var(--border-light);
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}
.qr-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}
.qr-title { font-size: 15px; font-weight: 700; }
.qr-close {
  width: 44px;
  height: 44px;
  min-height: unset;
  border: none;
  background: transparent;
  border-radius: 50%;
  font-size: 14px;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}
.qr-close:hover { background: var(--hover-bg); color: var(--text); }
.qr-body {
  padding: 24px 18px;
  text-align: center;
}
.qr-img {
  width: 200px;
  height: 200px;
  border-radius: 12px;
  border: 1px solid var(--border);
}
.qr-name {
  margin: 14px 0 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}
.qr-hint {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}
.qr-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 40px 0;
  color: var(--muted);
  font-size: 13px;
}
.qr-loading.hidden{
  display: none;
}
.qr-loading .spinner {
  animation: spin 1s linear infinite;
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.qr-share {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.qr-share-copy,
.qr-share-native {
  flex: 1;
  padding: 10px 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  background: var(--card);
  color: var(--text);
  transition: all 0.2s;
}
.qr-share-copy:hover { border-color: var(--primary); color: var(--primary); }
.qr-share-native { background: var(--primary); color: #fff; border-color: var(--primary); }
.qr-share-native:hover { opacity: 0.9; }
.qr-share-download {
  flex: 1;
  padding: 10px 0;
  border: 1px dashed var(--border);
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  background: transparent;
  color: var(--muted);
  transition: all 0.2s;
}
.qr-share-download:hover { border-color: var(--primary); color: var(--primary); }

/* ========== 分享面板（所有页面共享） ========== */
.share-panel {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.share-panel.hidden { display: none; }
.share-panel-mask {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
}
.share-panel-body {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--card);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 24px 20px calc(24px + var(--safe-area-inset-bottom));
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.18);
  animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--border-light);
  border-bottom: none;
}
@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}
.share-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.share-panel-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}
.share-panel-close {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--muted);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 8px;
  transition: background var(--transition);
}
.share-panel-close:hover { background: var(--hover-bg); }
.share-panel-name {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 16px;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.share-panel-options {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  padding: 8px 0;
}
.share-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 14px;
  cursor: pointer;
  transition: all var(--transition);
  -webkit-tap-highlight-color: transparent;
  min-width: 72px;
}
.share-option:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}
.share-option-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
}
.share-option-icon svg {
  flex-shrink: 0;
}
.share-option-label {
  font-size: 11px;
  color: var(--text);
  font-weight: 600;
  white-space: nowrap;
}
/* 平台专属背景色 */
.share-option-wechat .share-option-icon { background: #f0faf0; }
.share-option-wechat:hover { border-color: #09BB07; }
.share-option-qq .share-option-icon { background: #e8f7fd; }
.share-option-qq:hover { border-color: #12B7F5; }
.share-option-weibo .share-option-icon { background: #fef0f0; }
.share-option-weibo:hover { border-color: #E6162D; }
[data-theme="dark"] .share-option-wechat .share-option-icon { background: rgba(9,187,7,0.1); }
[data-theme="dark"] .share-option-qq .share-option-icon { background: rgba(18,183,245,0.1); }
[data-theme="dark"] .share-option-weibo .share-option-icon { background: rgba(230,22,45,0.1); }
/* 桌面端居中弹窗 */
@media (min-width: 520px) {
  .share-panel { align-items: center; }
  .share-panel-body {
    border-radius: 16px;
    margin: 0 20px;
    animation: modalIn 0.2s ease-out;
  }
}
[data-theme="dark"] .qr-modal {
  border-color: rgba(255, 255, 255, 0.08);
}
[data-theme="dark"] .share-panel-body {
  border-color: rgba(255, 255, 255, 0.08);
}

/* ========== iOS Safari / 刘海屏 兼容性修复 ========== */
@supports (-webkit-touch-callout: none) {
  /* 仅在 iOS Safari 上应用 */
  .qr-overlay {
  }

  /* QR 弹窗适配安全区域 */
  .qr-modal {
    margin: var(--safe-area-inset-top) var(--safe-area-inset-right) var(--safe-area-inset-bottom) var(--safe-area-inset-left);
  }

  /* 修复 iOS Safari 100vh 问题 */
  .footer {
    position: -webkit-fixed;
    position: fixed;
    position: fixed;
    bottom: 0;
    bottom: var(--safe-area-inset-bottom);
  }
}

/* ========== 底部导航栏（所有页面共享） ========== */
.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(248, 247, 244, 0.95);
  border-top: 1px solid var(--border);
  z-index: 100;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.footer-nav {
  display: flex;
  justify-content: space-around;
  align-items: center;
  min-height: 50px;
  padding: 4px 8px;
}
.footer-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  flex: 1;
  text-decoration: none;
  color: var(--muted);
  font-size: 11px;
  padding: 6px 0;
  border-radius: 8px;
  transition: color var(--transition);
  -webkit-tap-highlight-color: transparent;
}
.footer-nav a svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}
.footer-nav a.active {
  color: var(--primary);
  font-weight: 600;
}
.footer-nav a.active svg {
  stroke: var(--primary);
  fill: var(--primary-light);
}
.footer-nav a:hover:not(.active) {
  color: var(--text);
}
[data-theme="dark"] .footer-nav a.active svg {
  fill: rgba(255, 107, 53, 0.15);
}

/* ========== stat-badge（light DOM，app.js 动态注入到 #header-stats） ========== */
.stat-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
}
.stat-badge strong {
  font-weight: 800;
  font-size: 13px;
}


body { padding-bottom: calc(50px + var(--safe-area-inset-bottom, 0px)); }
@media (max-width: 1023px) {
  .toast { bottom: calc(110px + var(--safe-area-inset-bottom, 0px)); }
}

/* 小屏手机微调：精简导航栏 */
@media (max-width: 480px) {
  .footer-nav { height: 44px; }
  .footer-nav a { font-size: 9px; }
  .footer-nav a svg { width: 20px; height: 20px; }
  body { padding-bottom: calc(44px + var(--safe-area-inset-bottom, 0px)); }
}

/* ========== 页面 Hero 公共样式 ========== */
:root {
  --hero-angle: 155deg;
  --hero-gradient: linear-gradient(var(--hero-angle), #1a0a00 0%, #E04A00 20%, #FF6B35 45%, #FF8F5E 70%, #FFB088 100%);
  --hero-dark-gradient: linear-gradient(var(--hero-angle), #0d0500 0%, #8b2500 20%, #a63d10 45%, #bf5a28 70%, #d4784a 100%);
}

/* ---------- 返回链接 ---------- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  font-weight: 500;
  color: #fff;
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: all var(--transition);
}
.back-link:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.35);
}
/* ---------- Hero Logo（首页左侧品牌标识） ---------- */
.hero-logo {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  padding: 7px 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  letter-spacing: 0.3px;
}

/* ========== Hero 统计徽章响应式（所有子页面共享） ========== */
@media (min-width: 640px) {
  .hero-stats .stat-badge { padding: 8px 16px; font-size: 12.5px; }
}
@media (min-width: 1024px) {
  .hero-stats .stat-badge { padding: 9px 18px; font-size: 13px; }
  .hero-stats .stat-badge strong { font-size: 14px; }
}

/* ========== 号卡卡片移动端响应式（所有子页面共享） ========== */
@media (max-width: 480px) {
  .haoka-grid { gap: 12px; }
  .haoka-card-body { padding: 16px; }
  .haoka-card-name { font-size: 15px; }
  .haoka-card-actions .btn-go,
  .haoka-card-actions .btn-qr {
    font-size: 13px;
    padding: 10px 0;
    min-height: 20px;
  }
  .trust-bar { gap: 12px; padding: 12px 0; }
  .trust-item { font-size: 11px; }
  .hero-stats { gap: 6px; }
  .hero-stats .stat-badge { font-size: 11px; padding: 6px 10px; gap: 4px; }
  .hero-stats .stat-badge svg { width: 12px; height: 12px; }
  .hero-stats .stat-badge strong { font-size: 12px; }
}

/* ========== 号卡卡片平板端响应式 ========== */
@media (min-width: 640px) {
  .haoka-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

/* ========== 号卡卡片桌面端响应式 ========== */
@media (min-width: 1024px) {
  .haoka-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

/* ========== 暗色模式（系统级 + 手动统一引用同一套变量） ========== */
@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) {
    --bg: #0f0f23;
    --bg-elevated: #1a1a2e;
    --card: #1a1f36;
    --text: #e8e8f0;
    --text-secondary: #a0a0b8;
    --muted: #707088;
    --primary-light: #2d1b0e;
    --accent-light: #0c1929;
    --border: #2d2d45;
    --border-light: #252540;
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4), 0 1px 4px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-hover: 0 8px 28px rgba(255, 107, 53, 0.12), 0 2px 8px rgba(255, 107, 53, 0.06);
    --hover-bg: #252540;
    --code-bg: #141428;
    --code-border: #2d2d55;
    --placeholder: #64748b;
    --primary-light-hover: #3d1f0e;
    --danger-light: #2d0f0f;
    --success-light: #0f2d1a;
    --toast-bg: #e2e8f0;
    --hero-gradient: linear-gradient(155deg, #0a0400 0%, #3d1200 20%, #5a2000 45%, #7a3520 70%, #8c4a30 100%);
    --hero-dark-gradient: linear-gradient(155deg, #0a0400 0%, #3d1200 20%, #5a2000 45%, #7a3520 70%, #8c4a30 100%);
    background: var(--bg);
    color: var(--text);
  }
  .card-code { color: #c4c9e0; }
  .toast { color: #0f0f23; }
  .search-clear:hover,
  .qr-close:hover { background: var(--hover-bg); color: var(--text); }
  .hero-stats .stat-badge { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.12); }
  .quick-shortcut { background: var(--card); box-shadow: var(--shadow); }
  .quick-shortcut:hover { box-shadow: 0 4px 12px rgba(255, 107, 53, 0.15); }
  .activity-card { box-shadow: var(--shadow); }
  .activity-card:hover { box-shadow: 0 8px 24px rgba(255, 107, 53, 0.15); }
}

@media (min-width: 1024px) {
  /* 隐藏底部导航，显示侧边栏 */
  .footer-nav, .footer, site-nav[position="footer"] { display: none; }
  body { padding-bottom: 0; }

  /* flex 容器：侧边栏 + #app 一起居中 */
  .app-wrapper {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px calc(16px + var(--safe-area-inset-right)) calc(20px + var(--safe-area-inset-bottom)) calc(16px + var(--safe-area-inset-left));
    position: relative;
  }
  site-nav[position="side"] {
    position: sticky;
    top: 24px;
    align-self: flex-start;
  }
  .app-wrapper #app {
    padding: 0;
    margin: 0;
    max-width: 1100px;
    flex: 1;
    min-width: 0;
  }

  .side-nav {
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 24px;
    align-self: flex-start;
    width: 64px;
    height: calc(100vh - 48px);
    flex-shrink: 0;
    margin-right: 30px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    z-index: 100;
    padding: 12px 0;
    gap: 4px;
    scrollbar-width: none;
    transition: background var(--transition), border-color var(--transition);
  }
  .side-nav::-webkit-scrollbar { display: none; }

  .side-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 10px 4px;
    margin: 0 6px;
    border-radius: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: all var(--transition);
    -webkit-tap-highlight-color: transparent;
  }
  .side-nav a svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
  }
  .side-nav a.active {
    color: var(--primary);
    background: var(--primary-light);
    font-weight: 600;
  }
  .side-nav a.active svg {
    stroke: var(--primary);
  }
  .side-nav a:hover:not(.active) {
    color: var(--text);
    background: var(--hover-bg);
  }

  /* 暗色模式 */
  [data-theme="dark"] .side-nav {
    background: var(--card);
    border-color: var(--border);
  }
  [data-theme="dark"] .side-nav a.active {
    background: rgba(255, 107, 53, 0.1);
    color: var(--primary);
  }
}

/* ========== 响应式：iPad ========== */
@media (min-width: 768px) and (max-width: 1023px) {
  #app { padding: 24px calc(24px + var(--safe-area-inset-right)) calc(20px + var(--safe-area-inset-bottom)) calc(24px + var(--safe-area-inset-left)); }
  .quick-shortcuts { grid-template-columns: repeat(4, 1fr); gap: 10px; max-width: 400px; }
  .card-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
  .footer-nav, .footer, site-nav[position="footer"] { display: none; }
  body { padding-bottom: 0; }
  .app-wrapper {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px calc(16px + var(--safe-area-inset-right)) calc(20px + var(--safe-area-inset-bottom)) calc(16px + var(--safe-area-inset-left));
    position: relative;
  }
  site-nav[position="side"] {
    position: sticky;
    top: 24px;
    align-self: flex-start;
  }
  .app-wrapper #app {
    padding: 0;
    margin: 0;
    max-width: 1100px;
    flex: 1;
    min-width: 0;
  }
}

/* ========== 响应式：桌面端（共享） ========== */
@media (min-width: 1024px) {
  #app { padding: 32px calc(32px + var(--safe-area-inset-right)) calc(20px + var(--safe-area-inset-bottom)) calc(32px + var(--safe-area-inset-left)); }
}

/* ========== 响应式：手机端（共享） ========== */
@media (max-width: 480px) {
  #app { padding: 14px calc(12px + var(--safe-area-inset-right)) calc(20px + var(--safe-area-inset-bottom)) calc(12px + var(--safe-area-inset-left)); }
}

/* ========== <page-hero> 间距处理（通过 ::part 穿透 Shadow DOM） ========== */
page-hero::part(wrapper) {
  margin: -24px calc(-16px + var(--safe-area-inset-right, 0px)) 0 calc(-16px + var(--safe-area-inset-left, 0px));
}
@media (min-width: 1024px) {
  page-hero::part(wrapper) {
    margin: -32px calc(-16px + var(--safe-area-inset-right, 0px)) 0 calc(-16px + var(--safe-area-inset-left, 0px));
  }
}
@media (max-width: 480px) {
  page-hero::part(wrapper) {
    margin: -14px calc(-12px + var(--safe-area-inset-right, 0px)) 0 calc(-12px + var(--safe-area-inset-left, 0px));
  }
}

/* ========== 二维码弹窗 & 分享面板 视觉增强 ========== */
/* 二维码弹窗：顶部品牌渐变条 */
.qr-modal {
  position: relative;
}
.qr-modal::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), color-mix(in srgb, var(--primary) 40%, transparent));
  z-index: 1;
}
.qr-header {
  padding-top: 16px;
}
.qr-title {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 700;
}
.qr-title svg {
  flex-shrink: 0;
}

/* 二维码图片：白底码片样式 */
.qr-img {
  width: 200px;
  height: 200px;
  padding: 10px;
  background: #fff;
  border: none;
  border-radius: 14px;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.12), 0 1px 4px rgba(15, 23, 42, 0.06);
}

/* 名称与提示层级 */
.qr-name {
  margin: 16px 0 6px;
  font-size: 15px;
  font-weight: 700;
}
.qr-hint {
  display: inline-block;
  margin: 0 auto;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--muted);
  background: var(--hover-bg);
  border-radius: 999px;
}

/* 二维码弹窗底部按钮：统一层级 */
.qr-share {
  gap: 10px;
}
.qr-share-copy,
.qr-share-download {
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
}
.qr-share-copy:hover,
.qr-share-download:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.qr-share-native {
  background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 75%, #ff9a5c));
  border: none;
}
.qr-share-copied {
  border-color: #16A34A !important;
  color: #16A34A !important;
}

/* 分享面板：引导文案 */
.share-panel-tip {
  margin: -8px 0 14px;
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--muted);
  background: var(--hover-bg);
  border-radius: 10px;
  padding: 8px 12px;
  text-align: center;
}
[data-theme="dark"] .share-panel-tip {
  background: rgba(255, 255, 255, 0.06);
}

/* 分享选项：已复制反馈态 */
.share-option-copied {
  border-color: #16A34A !important;
  background: color-mix(in srgb, #16A34A 8%, var(--card));
  box-shadow: none;
  transform: none;
}
.share-option-copied .share-option-label {
  color: #16A34A;
}


/* ===== 页脚法律链接（隐私政策 / 纠错反馈） ===== */
.legal-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 16px 20px 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted, #64748b);
  text-align: center;
  border-top: 1px solid rgba(120, 120, 120, 0.16);
  margin-top: 4px;
}
.legal-links a {
  color: inherit;
  text-decoration: none;
  padding: 2px 6px;
  border-radius: 6px;
  transition: color .2s, background .2s;
}
.legal-links a:hover {
  color: var(--brand, #ff6b35);
  background: rgba(255, 107, 53, 0.08);
}
.legal-sep { opacity: 0.5; }
[data-theme="dark"] .legal-links { color: #94a3b8; border-top-color: rgba(255, 255, 255, 0.08); }
[data-theme="dark"] .legal-links a:hover {
  color: #ffb08a;
  background: rgba(255, 107, 53, 0.16);
}

/* 小屏：紧凑排布 */
@media (max-width: 767px) {
  .legal-links {
    padding: 12px 12px 10px;
    gap: 8px 10px;
    font-size: 12px;
  }
}
@media (max-width: 480px) {
  .legal-links {
    padding: 10px 10px 8px;
    font-size: 11.5px;
  }
}

/* ========== 文本省略号工具类 ========== */
/* 单行省略号 */
.text-ellipsis {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 多行省略号（默认2行） */
.text-ellipsis-2 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

/* 多行省略号（3行） */
.text-ellipsis-3 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}