/* ===== CSS Reset ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ===== Utility Classes ===== */
.shake-anim {
  animation: shakeTwice 0.5s ease;
}

/* ===== Keyframes ===== */
@keyframes bgShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes accentLineFlow {
  0% { background-position: 0% 0%; }
  50% { background-position: 100% 0%; }
  100% { background-position: 0% 0%; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInScale {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes borderGlow {
  0%, 100% {
    box-shadow: 0 0 5px rgba(var(--accent-rgb), 0.3), 0 0 15px rgba(var(--accent-rgb), 0.15), inset 0 0 8px rgba(var(--accent-rgb), 0.05);
  }
  50% {
    box-shadow: 0 0 12px rgba(var(--accent-rgb), 0.5), 0 0 30px rgba(var(--accent-rgb), 0.25), inset 0 0 12px rgba(var(--accent-rgb), 0.08);
  }
}

@keyframes shakeTwice {
  0% { transform: translateX(0); }
  10% { transform: translateX(-2px) rotate(-0.5deg); }
  20% { transform: translateX(2px) rotate(0.5deg); }
  30% { transform: translateX(-2px) rotate(-0.5deg); }
  40% { transform: translateX(1px) rotate(0.3deg); }
  50%, 100% { transform: translateX(0) rotate(0); }
}

/* ===== Base ===== */
body {
  background: var(--bg-gradient);
  background-size: 400% 400%;
  animation: bgShift 20s ease infinite;
  background-attachment: fixed;
  font-family: 'HarmonyOS Sans', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', system-ui, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 16px;
  position: relative;
  transition: background-color 0.5s ease, color 0.5s ease;
}

[x-cloak] { display: none !important; }

/* ===== Theme Variables — 两层级体系 =====
 * Level 1: .theme-light / .theme-dark — 定义所有表面变量（surface、text、border 等）
 * Level 2: .theme-light-1~2 / .theme-dark-1~2 — 仅覆盖 accent 色系
 * 自定义主题只需切换 .theme-light/.theme-dark + 设 --accent 即可
 */
:root {
  --accent: #FF69B4;
  --accent-rgb: 255, 105, 180;
  --accent-hover: #ff85c2;
  --accent-text: #fff;
}

/* ===== Light Surface (shared by all light themes) ===== */
.theme-light {
  --surface: rgba(255, 255, 255, 0.92); --surface-top: rgba(255, 255, 255, 0.88);
  --surface-sub: rgba(248, 250, 253, 0.85); --surface-links: rgba(255, 255, 255, 0.78);
  --text: #1a2332; --text-secondary: #445061; --border: #e4e9f0;
  --border-glass: rgba(255, 255, 255, 0.6); --card-bg: rgba(255, 255, 255, 0.72);
  --card-hover-bg: rgba(255, 255, 255, 0.92); --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.18);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06); --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.5); --input-bg: rgba(255, 255, 255, 0.7);
  --tag-bg: rgba(0, 0, 0, 0.04); --tag-text: var(--text);
  --bg-gradient: linear-gradient(135deg, #e8ecf1 0%, #dce3ea 25%, #eef1f5 50%, #e0e5ed 75%, #e8ecf1 100%);
  --danger-bg: #fee2e2; --danger-text: #dc2626;
  --search-focus-shadow: 0 4px 25px rgba(var(--accent-rgb), 0.2), 0 1px 3px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* ===== Dark Surface (shared by all dark themes) ===== */
.theme-dark {
  --surface: rgba(18, 22, 34, 0.88); --surface-top: rgba(14, 18, 28, 0.85);
  --surface-sub: rgba(22, 26, 36, 0.80); --surface-links: rgba(26, 30, 42, 0.75);
  --text: #e4e8f0; --text-secondary: #8a94a8; --border: #353d50;
  --border-glass: rgba(255, 255, 255, 0.06); --card-bg: rgba(34, 38, 52, 0.70);
  --card-hover-bg: rgba(42, 48, 62, 0.85); --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.55);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2); --glass-bg: rgba(24, 28, 40, 0.70);
  --glass-border: rgba(255, 255, 255, 0.08); --input-bg: rgba(30, 35, 48, 0.85);
  --tag-bg: rgba(255, 255, 255, 0.06); --tag-text: var(--text);
  --bg-gradient: linear-gradient(135deg, #0f1117 0%, #161922 25%, #1c1f2a 50%, #141720 75%, #0f1117 100%);
  --danger-bg: rgba(220, 38, 38, 0.2); --danger-text: #f87171;
  --search-focus-shadow: 0 4px 25px rgba(var(--accent-rgb), 0.3), 0 0 40px rgba(var(--accent-rgb), 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* ===== Preset Themes — only override accent colors ===== */
.theme-light-1 {
  --accent: #FF6B8A; --accent-rgb: 255, 107, 138; --accent-hover: #ff8aa3;
  --accent-text: #fff; --accent-subtle: rgba(255, 107, 138, 0.12); --accent-border: rgba(255, 107, 138, 0.3);
}
.theme-light-2 {
  --accent: #4ECDC4; --accent-rgb: 78, 205, 196; --accent-hover: #6dd9d1;
  --accent-text: #0a2a28; --accent-subtle: rgba(78, 205, 196, 0.12); --accent-border: rgba(78, 205, 196, 0.3);
}
.theme-dark-1 {
  --accent: #00D4FF; --accent-rgb: 0, 212, 255; --accent-hover: #33ddff;
  --accent-text: #0a1a2a; --accent-subtle: rgba(0, 212, 255, 0.15); --accent-border: rgba(0, 212, 255, 0.35);
}
.theme-dark-2 {
  --accent: #FF44AA; --accent-rgb: 255, 68, 170; --accent-hover: #ff6dbe;
  --accent-text: #fff; --accent-subtle: rgba(255, 68, 170, 0.15); --accent-border: rgba(255, 68, 170, 0.35);
}

/* ===== Background iframe ===== */
.bg-iframe {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  border: none; z-index: -1; pointer-events: none; background: transparent;
}

/* ===== Search Row ===== */
.search-row {
  display: flex; align-items: center; gap: 10px; width: 80vw;
  justify-content: flex-end;
  margin-bottom: 16px; flex-shrink: 0; position: relative; z-index: 2;
  min-height: 52px;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Search bar — 绝对定位水平居中，右侧按钮保持右对齐 */
#searchBar {
  position: absolute; left: 50%; transform: translateX(-50%);
  width: min(680px, calc(100vw - 180px)); display: flex; gap: 8px; align-items: center;
  background: var(--glass-bg); backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%); padding: 6px 14px 6px 20px;
  border-radius: 50px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border); transition: all 0.3s ease;
}

#searchBar:focus-within {
  border-color: var(--accent);
  box-shadow: var(--search-focus-shadow);
  transform: translateX(-50%) translateY(-1px);
}

#searchBar .search-input {
  flex: 1; border: none; outline: none; background: transparent; font-size: 0.93rem;
  font-weight: 500; padding: 9px 0; color: var(--text); min-width: 80px; letter-spacing: 0.01em;
}
#searchBar .search-input::placeholder { color: var(--text-secondary); opacity: 0.6; }

/* Engine selector dropdown */
.engine-selector { position: relative; flex-shrink: 0; }
.engine-select-btn {
  display: inline-flex; align-items: center; gap: 6px; background: var(--card-bg);
  border: 1px solid var(--border); border-radius: 25px; font-size: 0.82rem; font-weight: 600;
  padding: 6px 12px; color: var(--text); cursor: pointer; outline: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); white-space: nowrap;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}
.engine-select-btn:hover {
  background: var(--accent-subtle); border-color: var(--accent); color: var(--accent);
  box-shadow: 0 2px 10px rgba(var(--accent-rgb), 0.12);
}
.engine-select-btn i { font-size: 0.65rem; color: var(--accent); transition: transform 0.3s ease; }

.engine-dropdown {
  position: absolute; top: calc(100% + 6px); left: 0; min-width: 100%;
  background: var(--surface); border: 1px solid var(--border-glass); border-radius: 16px;
  padding: 6px; z-index: 100;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.15), 0 0 0 1px var(--border-glass);
  backdrop-filter: blur(24px) saturate(180%); -webkit-backdrop-filter: blur(24px) saturate(180%);
  overflow: hidden;
}

.engine-option {
  padding: 8px 14px; border-radius: 10px; font-size: 0.82rem; font-weight: 500;
  cursor: pointer; color: var(--text); transition: all 0.2s ease; white-space: nowrap;
}
.engine-option:hover { background: var(--accent-subtle); color: var(--accent); }
.engine-option.selected { background: var(--accent); color: var(--accent-text); font-weight: 600; }

#searchBar .search-btn {
  background: var(--accent); border: none; border-radius: 30px; color: var(--accent-text);
  padding: 9px 20px; font-size: 0.84rem; font-weight: 600; cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); white-space: nowrap;
  display: inline-flex; align-items: center; gap: 7px; letter-spacing: 0.02em;
  box-shadow: 0 2px 10px rgba(var(--accent-rgb), 0.3);
}
#searchBar .search-btn:hover {
  transform: translateY(-1px); box-shadow: 0 6px 20px rgba(var(--accent-rgb), 0.45);
  filter: brightness(1.08);
}
#searchBar .search-btn:active { transform: scale(0.96); transition: all 0.1s ease; }

/* Theme toggle + settings */
.theme-toggle-btn {
  flex-shrink: 0; background: var(--card-bg); border: 1px solid var(--border);
  padding: 8px 14px; border-radius: 30px; font-size: 0.85rem; font-weight: 600;
  cursor: pointer; color: var(--text);
  transition: background 0.3s, border-color 0.3s, color 0.3s, transform 0.3s, box-shadow 0.3s, opacity 0.3s;
  white-space: nowrap; display: inline-flex; align-items: center; gap: 6px;
  position: relative; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
.theme-toggle-btn:hover {
  background: var(--accent-subtle); border-color: var(--accent); color: var(--accent);
  box-shadow: 0 4px 15px rgba(var(--accent-rgb), 0.15);
}
.theme-toggle-btn:active { transform: scale(0.96); }

#settingsTabBtn {
  flex-shrink: 0; background: var(--card-bg); border: 1px solid var(--border);
  padding: 8px 18px; border-radius: 30px; font-size: 0.85rem; font-weight: 600;
  cursor: pointer; color: var(--text);
  transition: background 0.3s, border-color 0.3s, color 0.3s, transform 0.3s, box-shadow 0.3s, opacity 0.3s;
  white-space: nowrap; display: inline-flex; align-items: center; gap: 7px;
  position: relative; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
#settingsTabBtn:hover {
  background: var(--accent-subtle); border-color: var(--accent); color: var(--accent);
  box-shadow: 0 4px 15px rgba(var(--accent-rgb), 0.15);
}
#settingsTabBtn.active {
  background: var(--accent); color: var(--accent-text); border-color: var(--accent);
  box-shadow: 0 4px 15px rgba(var(--accent-rgb), 0.4); transform: scale(1.02);
}

/* ===== App Wrapper ===== */
.app-wrapper {
  width: 80vw; height: 70vh; min-height: 420px; background: var(--surface);
  backdrop-filter: blur(24px) saturate(180%); -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-radius: 32px;
  box-shadow: var(--shadow), 0 0 0 1px var(--border-glass), inset 0 1px 0 rgba(255, 255, 255, 0.3), 0 0 60px rgba(var(--accent-rgb), 0.06);
  overflow: hidden; display: flex; flex-direction: column; position: relative; z-index: 1;
  color: var(--text); transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-wrapper::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(var(--accent-rgb), 0.5), rgba(var(--accent-rgb), 0.8), rgba(var(--accent-rgb), 0.5), transparent);
  background-size: 200% 100%; z-index: 10; pointer-events: none; opacity: 0.7;
  transition: opacity 0.5s ease;
  animation: accentLineFlow 4s ease-in-out infinite;
}
.app-wrapper:hover::before {
  opacity: 1;
  animation-duration: 2.5s;
}

/* ===== Top Bar ===== */
.top-bar {
  display: flex; flex-wrap: nowrap; align-items: center; gap: 10px; padding: 10px 16px 8px 16px;
  flex-shrink: 0; background: var(--surface-top); border-bottom: 1px solid var(--border);
  overflow: visible; position: relative;
}

.categories-scroll-wrapper { flex: 1; min-width: 0; display: flex; align-items: center; overflow: visible; height: 42px; }

.categories-scroll {
  display: flex; flex-wrap: nowrap; overflow-x: auto; scroll-behavior: smooth;
  gap: 4px 10px; padding: 4px 2px; flex: 1; height: 100%; align-items: center;
  scrollbar-width: none; -ms-overflow-style: none;
}
.categories-scroll::-webkit-scrollbar { display: none; }

.tool-group { display: flex; flex-shrink: 0; gap: 8px; align-items: center; }

/* Scroll buttons */
.scroll-btn {
  flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--card-bg);
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all 0.3s ease; color: var(--text-secondary);
}
.scroll-btn:hover {
  background: var(--accent-subtle); border-color: var(--accent); color: var(--accent);
  transform: scale(1.08);
}

/* ===== Category tabs ===== */
.cat-item-wrapper {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px;
  border-radius: 14px; border: 1px solid transparent; background: transparent;
  cursor: pointer; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0; position: relative;
  user-select: none;
}

.cat-item-wrapper:hover {
  background: var(--card-bg); border-color: var(--accent); transform: translateY(-1px);
  box-shadow: 0 2px 12px rgba(var(--accent-rgb), 0.15);
}
.cat-item-wrapper:hover .card-more-btn { opacity: 1; }

.cat-item-wrapper.active { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.cat-item-wrapper.active .cat-label { color: var(--accent-text); }

.cat-label {
  font-weight: 600; font-size: 0.88rem; color: inherit; padding: 2px 0;
  background: transparent; border: none; cursor: pointer;
}

/* ===== 卡片操作按钮 — 纵向椭圆胶囊 ===== */
.card-more-btn {
  background: transparent; border: none; padding: 0; margin-left: 2px;
  border-radius: 10px; width: 8px; height: 20px;
  color: var(--text-secondary); opacity: 0;
  cursor: pointer; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  transition: opacity 0.2s ease, background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
  position: relative; z-index: 1;
}
.card-more-btn:hover {
  opacity: 1;
  background: rgba(var(--accent-rgb), 0.16);
  color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.06);
  transform: none;
}
/* 激活态（选中分类） */
.cat-item-wrapper.active .card-more-btn { color: rgba(255, 255, 255, 0.55); }
.cat-item-wrapper.active .card-more-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.08);
}

/* 纵向三点 — 胶囊内精密排列 */
.dots-icon {
  display: block; width: 2px; height: 2px;
  border-radius: 50%; background: currentColor;
  position: relative; opacity: 0.7;
  transition: opacity 0.25s ease;
}
.card-more-btn:hover .dots-icon { opacity: 1; }
.sub-label-card .dots-icon,
.link-card .dots-icon { flex: none !important; width: 2px !important; }
.dots-icon::before, .dots-icon::after {
  content: ''; position: absolute; left: 0;
  width: 2px; height: 2px;
  border-radius: 50%; background: currentColor;
}
.dots-icon::before { top: -4px; }
.dots-icon::after  { top:  4px; }

/* ===== 小分类行 ===== */
.sub-section-row {
  display: flex; align-items: start; gap: 8px;
  padding: 10px 0; border-bottom: 1px solid var(--border);
}
.sub-section-row:last-of-type { border-bottom: none; }
.sub-section-row { transition: background 0.3s cubic-bezier(0.4, 0, 0.2, 1); }
.sub-section-row:hover { background: var(--accent-subtle); }

/* ===== 小分类容器 ===== */
.sub-container {
  flex: 0 0 140px;
  cursor: grab;
  user-select: none;
  min-width: 0;
  border-radius: 14px;
}

.sub-label-card {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px; border-radius: 14px;
  background: var(--card-bg); border: 1px solid var(--border);
  font-weight: 600; font-size: 0.85rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  height: 42px; box-sizing: border-box;
}
.sub-label-card > span {
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 1; min-width: 0;
}
.sub-label-card:hover { border-color: var(--accent); transform: translateY(-1px); box-shadow: 0 2px 12px rgba(var(--accent-rgb), 0.15); }
.sub-label-card:hover .card-more-btn { opacity: 1; }

/* ===== URL链接容器 ===== */
.links-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.add-sub-btn {
  background: transparent; border: 1.5px dashed var(--border); border-radius: 14px;
  padding: 10px 12px; font-size: 0.82rem; font-weight: 600;
  cursor: pointer; display: inline-flex; align-items: center; justify-content: flex-start;
  gap: 8px; color: var(--text-secondary); transition: all 0.3s ease; margin-top: 8px;
  width: 140px; box-sizing: border-box; height: 42px;
}
.add-sub-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-subtle); transform: translateY(-1px); }

/* ===== Link cards ===== */
.link-card {
  flex: 0 0 calc((100% - 40px) / 6); min-width: 0;
  display: flex; align-items: center; gap: 6px; padding: 8px 12px;
  border-radius: 14px; background: var(--card-bg); border: 1px solid var(--border);
  cursor: pointer; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative; overflow: hidden; height: 42px; box-sizing: border-box;
  font-size: 0.82rem; font-weight: 500;
}

.link-card:hover {
  background: var(--card-bg); border-color: var(--accent); transform: translateY(-1px);
  box-shadow: 0 2px 12px rgba(var(--accent-rgb), 0.15);
}

.link-card .favicon-img {
  width: 20px; height: 20px; border-radius: 4px; flex-shrink: 0;
  object-fit: contain; background: rgba(0, 0, 0, 0.04);
}

.link-card a {
  flex: 1; text-decoration: none; color: var(--text); font-weight: inherit; font-size: inherit;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  transition: color 0.2s;
}
.link-card:hover a { color: var(--accent); }
.link-card:hover .card-more-btn { opacity: 1; }

.add-link-card {
  background: transparent !important; border: 1.5px dashed var(--border) !important;
  display: flex; justify-content: center; align-items: center;
  cursor: pointer; color: var(--text-secondary); transition: all 0.3s ease;
  border-radius: 14px; height: 42px; box-sizing: border-box;
  flex: 0 0 38px; padding: 0;
}

.add-link-card:hover {
  border-color: var(--accent) !important; color: var(--accent);
  background: var(--accent-subtle) !important; transform: translateY(-1px);
  box-shadow: 0 0 12px rgba(var(--accent-rgb), 0.15);
}

/* ===== Icon buttons ===== */
.icon-btn {
  background: var(--card-bg); border: 1px solid var(--border); padding: 8px 18px;
  border-radius: 50px; font-size: 0.84rem; font-weight: 600; cursor: pointer;
  display: inline-flex; align-items: center; gap: 7px; color: var(--text);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.icon-btn:hover { background: var(--accent-subtle); border-color: var(--accent); transform: translateY(-1px); color: var(--accent); }

.add-cat-btn { border: 1.5px dashed var(--border); background: transparent; color: var(--text-secondary); }
.add-cat-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-subtle); }

/* ===== Drag & Drop — 统一、克制、和谐的拖拽视觉 ===== */

/* 被拎起的卡片：自然抬升，轻微放大，主题色边框引导识别 */
.drag-ghost {
  position: fixed; z-index: 99999; pointer-events: none;
  opacity: 0.92; transition: none; cursor: grabbing;
  background: var(--card-bg) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1.5px solid var(--accent) !important;
  border-radius: 14px;
  transform-origin: center;
  transform: scale(1.04);
  box-shadow: 0 12px 32px rgba(0,0,0,0.18), 0 4px 12px rgba(0,0,0,0.08);
  will-change: left, top;
  overflow: visible !important;
}

/* 原位置卡槽：加粗虚线，明确区分"此处卡片已移走" */
.drag-origin-dim {
  opacity: 0.6 !important;
  outline: 2.5px dashed var(--accent);
  outline-offset: -2px;
  border-radius: 14px;
  transition: opacity 0.3s ease;
  position: relative;
  background: transparent !important;
  overflow: visible !important;
}

/* 悬停目标：微微放大，边框亮起，极轻的背景染色 */
.drag-target-hover {
  border-color: var(--accent) !important;
  background: var(--accent-subtle) !important;
  box-shadow: 0 0 0 1px var(--accent-border);
  transform: scale(1.02);
  border-radius: 14px;
  position: relative;
  z-index: 2;
  transition: all 0.2s ease;
  overflow: visible !important;
}

/* ===== Links area ===== */
.links-area {
  flex: 1; padding: 12px 20px; overflow-y: auto;
  background: var(--surface-links);
  scrollbar-width: none; -ms-overflow-style: none;
}
.links-area::-webkit-scrollbar { display: none; }


/* ===== Modal ===== */
.modal-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.5); backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px); z-index: 1000;
  display: flex; align-items: center; justify-content: center;
}
.modal-overlay[x-show] { display: flex; }

.modal-dialog {
  background: var(--surface); border: 1px solid var(--border-glass);
  border-radius: 24px; padding: 28px; width: 90vw; max-width: 520px;
  box-shadow: var(--shadow), 0 0 0 1px var(--border-glass);
  display: flex; flex-direction: column; gap: 20px;
  animation: fadeInScale 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-dialog h3 { font-size: 1.1rem; font-weight: 700; color: var(--text); display: flex; align-items: center; gap: 8px; }

.modal-dialog .form-group { display: flex; flex-direction: column; gap: 6px; }
.modal-dialog .form-group label { font-size: 0.82rem; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.03em; }
.modal-dialog .form-group input {
  width: 100%; box-sizing: border-box;
  padding: 12px 16px; border-radius: 14px; border: 1px solid var(--border);
  background: var(--input-bg); color: var(--text); font-size: 0.93rem;
  outline: none; transition: all 0.3s ease;
}
.modal-dialog .form-group input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15); }

/* URL 输入框包装器 */
.url-input-wrapper { position: relative; }

/* URL 智能补全建议列表 */
.url-suggestions {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 1200;
  margin-top: 4px; padding: 4px; border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--border-glass);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.18), 0 0 0 1px var(--border-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  list-style: none;
  max-height: 240px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
  animation: fadeInScale 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.url-suggestions::-webkit-scrollbar { display: none; }

.url-suggestions-header {
  padding: 6px 12px 4px; font-size: 0.7rem;
  font-weight: 700; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 0.06em;
  opacity: 0.6;
}

.url-suggestion-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: 10px;
  font-size: 0.84rem; font-weight: 500;
  color: var(--text); cursor: pointer;
  transition: all 0.15s ease;
}
.url-suggestion-item i {
  font-size: 0.95rem; color: var(--accent); flex-shrink: 0; opacity: 0.7;
}
.url-suggestion-item:hover,
.url-suggestion-item.active {
  background: var(--accent-subtle); color: var(--accent);
}
.url-suggestion-item:hover i,
.url-suggestion-item.active i { opacity: 1; }

.modal-dialog .favicon-preview {
  display: flex; align-items: center; gap: 10px; padding: 8px 12px;
  border-radius: 12px; background: var(--card-bg); font-size: 0.82rem; color: var(--text-secondary);
}
.modal-dialog .favicon-preview img { width: 20px; height: 20px; border-radius: 3px; }

.modal-dialog .modal-actions { display: flex; gap: 10px; justify-content: flex-end; }
.modal-dialog .modal-actions button {
  padding: 10px 24px; border-radius: 50px; font-size: 0.85rem;
  font-weight: 600; cursor: pointer; transition: all 0.3s ease; border: none;
}

.modal-dialog .btn-cancel { background: var(--tag-bg); color: var(--text); }
.modal-dialog .btn-cancel:hover { background: var(--border); }

.modal-dialog .btn-primary {
  background: var(--accent); color: var(--accent-text);
  box-shadow: 0 2px 10px rgba(var(--accent-rgb), 0.3);
}
.modal-dialog .btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.4); }

.modal-dialog .btn-danger { background: #dc2626; color: #fff; box-shadow: 0 2px 10px rgba(220, 38, 38, 0.3); }
.modal-dialog .btn-danger:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(220, 38, 38, 0.4); }

/* ===== Settings Panel ===== */
#settingsPanel {
  flex: 1; overflow-y: auto; padding: 24px;
  display: flex; flex-direction: column; gap: 24px;
  scrollbar-width: none; -ms-overflow-style: none;
}
#settingsPanel::-webkit-scrollbar { display: none; }
#settingsPanel::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.setting-section h3 {
  font-size: 0.9rem; font-weight: 700; color: var(--text);
  display: flex; align-items: center; gap: 8px; margin-bottom: 14px;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.setting-section h3 i { color: var(--accent); }

.setting-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 10px; }

.setting-row input[type="text"],
.setting-row input[type="password"] {
  padding: 10px 16px; border-radius: 14px; border: 1px solid var(--border);
  background: var(--input-bg); color: var(--text); font-size: 0.85rem;
  outline: none; transition: all 0.3s ease; flex: 1; min-width: 120px;
}
.setting-row input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15); }

.small-btn {
  padding: 8px 18px; border-radius: 50px; font-size: 0.82rem; font-weight: 600;
  cursor: pointer; transition: all 0.3s ease; border: 1px solid var(--border);
  background: var(--card-bg); color: var(--text);
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
}
.small-btn:hover { background: var(--accent-subtle); border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }

.theme-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; }
.theme-btn {
  padding: 10px 14px; border-radius: 14px; font-size: 0.8rem; font-weight: 600;
  cursor: pointer; transition: all 0.3s ease; border: 1px solid var(--border);
  background: var(--card-bg); color: var(--text); text-align: center;
}
.theme-btn:hover { border-color: var(--accent); background: var(--accent-subtle); }
.theme-btn.active-theme { background: var(--accent); color: var(--accent-text); border-color: var(--accent); box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.4); }

.engine-list { display: flex; flex-direction: column; gap: 6px; }
.engine-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 14px;
  border-radius: 14px; background: var(--card-bg); border: 1px solid var(--border); font-size: 0.85rem;
}
.engine-name { font-weight: 600; color: var(--text); }
.engine-url { color: var(--text-secondary); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.engine-actions { display: flex; gap: 4px; flex-shrink: 0; }
.engine-actions button { background: transparent; border: none; padding: 4px 8px; border-radius: 10px; cursor: pointer; color: var(--text-secondary); transition: all 0.2s; }
.engine-actions button:hover { background: var(--accent-subtle); color: var(--accent); }

.divider { height: 1px; background: linear-gradient(90deg, var(--border), transparent); margin: 6px 0; opacity: 0.5; }

/* ===== Section Heading (Editorial Style) ===== */
.section-head {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  position: relative;
  padding-bottom: 10px;
}
.section-head::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
  opacity: 0.6;
  transition: width 0.3s ease;
}
.setting-section:hover .section-head::after {
  width: 48px;
  opacity: 1;
}
.section-head i {
  color: var(--accent);
  font-size: 1rem;
}

/* ===== Data Action Cards (Compact Horizontal) ===== */
.data-action-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.data-action-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  color: var(--text);
  font-family: inherit;
  text-align: left;
}

.data-action-btn:hover {
  border-color: var(--accent-border, var(--accent));
  background: var(--accent-subtle, transparent);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(var(--accent-rgb), 0.08);
}

.data-action-btn:active {
  transform: scale(0.97);
}

.data-action-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: rgba(var(--accent-rgb), 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--accent);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.data-action-btn:hover .data-action-icon {
  background: var(--accent);
  color: var(--accent-text);
  transform: scale(1.1) rotate(-4deg);
}

.data-action-body {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.data-action-text {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text);
}

.data-action-hint {
  font-size: 0.62rem;
  font-weight: 500;
  color: var(--text-secondary);
  opacity: 0.5;
}

/* ===== Background Upload Cards (Compact Horizontal) ===== */
.bg-upload-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 10px;
}

.bg-upload-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 14px;
  border: 1.5px dashed var(--border);
  background: var(--card-bg);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: inherit;
}

.bg-upload-card:hover {
  border-color: var(--accent);
  background: var(--accent-subtle, transparent);
  border-style: solid;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(var(--accent-rgb), 0.06);
}

.bg-upload-card:active {
  transform: scale(0.97);
}

.bg-upload-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(var(--accent-rgb), 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  color: var(--accent);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.bg-upload-card:hover .bg-upload-icon {
  background: var(--accent);
  color: var(--accent-text);
  transform: scale(1.1) rotate(-6deg);
}

.bg-upload-body {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.bg-upload-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text);
}

.bg-upload-desc {
  font-size: 0.6rem;
  font-weight: 500;
  color: var(--text-secondary);
  opacity: 0.55;
}
}

.bg-action-row {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

/* ===== Custom Checkbox ===== */
.bg-check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 14px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 10px;
}

.bg-check-row:hover {
  border-color: var(--accent-border, var(--accent));
  background: var(--accent-subtle, transparent);
}

.bg-check-row input[type="checkbox"] {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
}

.bg-check-mark {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  border: 2px solid var(--border);
  background: var(--input-bg);
  flex-shrink: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.bg-check-row input:checked + .bg-check-mark {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.12);
}

.bg-check-row input:checked + .bg-check-mark::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 6px;
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.bg-check-text {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
}

.bg-preview-msg {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 10px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  opacity: 0.7;
  text-align: center;
}

/* ===== Search Engine Add Bar ===== */
.engine-add-bar {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.engine-add-field {
  flex: 1;
  min-width: 120px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--input-bg);
  transition: all 0.3s ease;
}

.engine-add-field:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.12);
}

.engine-add-field i {
  color: var(--text-secondary);
  font-size: 0.85rem;
  opacity: 0.5;
  flex-shrink: 0;
}

.engine-add-field input {
  flex: 1;
  padding: 11px 0;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 500;
  font-family: inherit;
  min-width: 0;
}

.engine-add-field input::placeholder {
  color: var(--text-secondary);
  opacity: 0.5;
}

.engine-add-btn {
  padding: 10px 20px !important;
  flex-shrink: 0;
}

/* ===== Engine List Items ===== */
.engine-list { display: flex; flex-direction: column; gap: 6px; }
.engine-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 14px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  transition: all 0.2s ease;
}
.engine-item:hover {
  border-color: var(--accent-border, var(--border));
}
.engine-rank {
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--text-secondary);
  opacity: 0.3;
  min-width: 22px;
  font-variant-numeric: tabular-nums;
}
.engine-name { font-weight: 600; color: var(--text); flex-shrink: 0; }
.engine-url { color: var(--text-secondary); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.78rem; opacity: 0.7; }
.engine-actions { display: flex; gap: 4px; flex-shrink: 0; }
.engine-actions button { background: transparent; border: none; padding: 6px 8px; border-radius: 10px; cursor: pointer; color: var(--text-secondary); transition: all 0.2s; font-size: 0.9rem; }
.engine-actions button:hover { background: var(--accent-subtle); color: var(--accent); transform: scale(1.1); }

/* ===== Sync Info Banner ===== */
.sync-info-banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(var(--accent-rgb), 0.04);
  border: 1px solid rgba(var(--accent-rgb), 0.1);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 14px;
}

.sync-info-banner i {
  font-size: 1rem;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 1px;
}

.sync-info-banner a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.sync-info-banner a:hover {
  text-decoration: underline;
}

.sync-info-banner code {
  font-size: 0.72rem;
  background: rgba(var(--accent-rgb), 0.08);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: 'Consolas', 'Fira Code', monospace;
  color: var(--accent);
}

/* ===== Sync Config Card ===== */
.sync-config-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  border-radius: 18px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  margin-bottom: 14px;
}

.sync-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sync-field-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.sync-field-label i {
  font-size: 0.85rem;
  color: var(--accent);
}

.sync-pwd-wrap {
  width: 100% !important;
}

.sync-pwd-input {
  width: 100%;
  padding: 12px 16px !important;
  border-radius: 12px !important;
  border: 1px solid var(--border) !important;
  background: var(--input-bg) !important;
  color: var(--text) !important;
  font-size: 0.85rem !important;
  font-family: 'Consolas', 'Fira Code', monospace !important;
  outline: none;
  transition: all 0.3s ease;
  letter-spacing: 0.03em;
}

.sync-pwd-input:focus {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.12) !important;
}

.sync-pwd-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.35;
  letter-spacing: 0;
  font-family: inherit;
}

.sync-id-input {
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--text-secondary);
  font-size: 0.82rem;
  outline: none;
  cursor: default;
  opacity: 0.6;
  font-family: 'Consolas', 'Fira Code', monospace;
  letter-spacing: 0.02em;
}

/* ===== Sync Action Buttons ===== */
.sync-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.sync-primary-btn {
  background: var(--accent) !important;
  color: var(--accent-text) !important;
  border-color: var(--accent) !important;
  box-shadow: 0 2px 10px rgba(var(--accent-rgb), 0.2);
}

.sync-primary-btn:hover {
  background: var(--accent-hover) !important;
  box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.35) !important;
  filter: brightness(1.05);
}

.sync-danger-btn {
  color: #dc2626 !important;
  border-color: rgba(220, 38, 38, 0.2) !important;
}

.sync-danger-btn:hover {
  background: rgba(220, 38, 38, 0.08) !important;
  border-color: #dc2626 !important;
  box-shadow: 0 2px 10px rgba(220, 38, 38, 0.15) !important;
}

/* ===== Sync Status Row ===== */
.sync-status-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.sync-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.sync-status-badge.badge-success {
  background: rgba(22, 163, 74, 0.1);
  color: #16a34a;
}

.sync-status-badge.badge-error {
  background: rgba(220, 38, 38, 0.1);
  color: #dc2626;
}

.sync-status-badge.badge-none {
  background: rgba(128, 128, 128, 0.06);
  color: var(--text-secondary);
  opacity: 0.6;
}

.sync-status-time {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-secondary);
  opacity: 0.6;
  font-variant-numeric: tabular-nums;
}

/* Remove old styles */
.webdav-hint { display: none; }

/* ===== Password Input Group (for dialogs) ===== */
.pwd-input-group { position: relative; display: flex; align-items: center; width: 100%; }
.pwd-input-group input {
  width: 100%; padding: 12px 44px 12px 16px; border-radius: 14px;
  border: 1px solid var(--border); background: var(--input-bg);
  color: var(--text); font-size: 0.93rem; font-family: inherit;
  outline: none; transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.pwd-input-group input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.12), 0 2px 8px rgba(var(--accent-rgb), 0.08); }
.pwd-input-group input::placeholder { color: var(--text-secondary); opacity: 0.55; }

.pwd-toggle {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 34px; height: 34px; border: none; border-radius: 10px;
  background: transparent; color: var(--text-secondary); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1); z-index: 1; padding: 0;
}
.pwd-toggle:hover { background: var(--accent-subtle); color: var(--accent); }
.pwd-toggle:active { transform: translateY(-50%) scale(0.92); }
.pwd-toggle i { font-size: 1.15rem; transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1); }
.pwd-toggle.visible i { transform: rotate(180deg); }

/* ===== Sync Status Bar（独立行，始终与下方容器右对齐） ===== */
.sync-bar {
  width: 80vw;
  display: flex;
  justify-content: flex-end;
  margin-bottom: 8px;
  margin-top: -8px;
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  transform-origin: right center;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* ===== Sync Status Indicators ===== */
.sync-status-group {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.sync-status-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: default;
  white-space: nowrap;
  letter-spacing: 0.02em;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
.sync-status-item:hover {
  background: var(--accent-subtle);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 4px 15px rgba(var(--accent-rgb), 0.15);
}

.sync-status-item .sync-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.sync-status-item.success {
  border-color: rgba(22, 163, 74, 0.25);
  background: rgba(22, 163, 74, 0.06);
  color: #16a34a;
}
.sync-status-item.success .sync-dot {
  background: #16a34a;
  box-shadow: 0 0 6px rgba(22, 163, 74, 0.4);
}

.sync-status-item.error {
  border-color: rgba(220, 38, 38, 0.25);
  background: rgba(220, 38, 38, 0.06);
  color: #dc2626;
}
.sync-status-item.error .sync-dot {
  background: #dc2626;
  box-shadow: 0 0 6px rgba(220, 38, 38, 0.4);
}

.sync-status-item .sync-icon {
  font-size: 0.85rem;
  line-height: 1;
}
.sync-status-item .sync-label {
  line-height: 1;
}

/* ===== Background Preview ===== */

/* ===== Custom Color Picker ===== */
.custom-color-group {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.custom-color-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.custom-color-label i {
  color: var(--accent);
}

.custom-color-input-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* 颜色取色器框体 */
.color-picker-box {
  position: relative;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  border: 2px solid var(--border);
  background: var(--card-bg);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.color-picker-box:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.2);
  transform: translateY(-1px);
}

.color-picker-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15), 0 4px 16px rgba(var(--accent-rgb), 0.2);
}

/* 原生取色器完全覆盖框体，透明不可见但可点击 */
.color-picker-native {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
}

/* 取色器色块预览 */
.color-picker-swatch {
  position: absolute;
  inset: 3px;
  border-radius: 11px;
  z-index: 1;
  pointer-events: none;
  transition: background 0.3s ease;
}

/* 十六进制文字输入框包装 */
.color-text-input-wrap {
  position: relative;
  max-width: 160px;
  display: flex;
  align-items: center;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.color-text-input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}

.color-hash {
  padding: 0 0 0 16px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent);
  font-family: 'Consolas', 'Fira Code', 'Courier New', monospace;
  user-select: none;
  line-height: 1;
}

.color-text-input {
  flex: 1;
  padding: 12px 14px 12px 4px;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: 'Consolas', 'Fira Code', 'Courier New', monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  min-width: 0;
}

.color-text-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.4;
  font-weight: 400;
  letter-spacing: 0.02em;
}

.color-apply-btn {
  padding: 10px 22px !important;
  font-size: 0.85rem !important;
  font-weight: 700 !important;
  flex-shrink: 0;
}

/* ===== 右上角操作按钮 ===== */
.page-actions {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 1000;
  display: flex;
  gap: 8px;
  align-items: center;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* ===== Search Focus Mode ===== */
.search-focused .app-wrapper { opacity: 0; transform: translateY(30px) scale(0.95); pointer-events: none; }
.search-focused .search-row { transform: translateY(8px); }
.search-focused #searchBar { border-color: var(--accent); box-shadow: 0 4px 30px rgba(var(--accent-rgb), 0.25), 0 0 60px rgba(var(--accent-rgb), 0.1); }
.search-focused .page-actions,
.search-focused .sync-bar { opacity: 0; transform: scale(0.92); pointer-events: none; }

/* ===== Responsive ===== */
@media (max-width: 780px) {
  .search-row { width: 95vw; gap: 8px; }
  #searchBar { width: calc(95vw - 20px); }
  .sync-bar { width: 95vw; }
  .page-actions { top: 12px; right: 12px; gap: 6px; }
  #settingsTabBtn { padding: 6px 14px; font-size: 0.78rem; }
  .theme-toggle-btn { padding: 6px 10px; font-size: 0.78rem; }
  .app-wrapper { width: 95vw; height: 70vh; }
}

@media (max-width: 480px) {
  body { padding: 8px; }
  .page-actions { top: 8px; right: 8px; gap: 4px; }
  .app-wrapper { width: 98vw; height: 80vh; border-radius: 20px; }
  .links-area { padding: 8px 10px; }
  .modal-dialog { width: 95vw; padding: 20px; }
}

/* ===== Brand header ===== */
.site-header { width: 80vw; text-align: center; margin-bottom: 12px; position: relative; z-index: 2; display: flex; justify-content: center; }
.brand-inner { display: inline-block; background: transparent; padding: 10px 28px 12px 28px; border-radius: 40px; user-select: none; -webkit-user-select: none; transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1); }

.brand-title {
  font-size: 2.0rem; font-weight: 700; letter-spacing: 0.06em; margin: 0; line-height: 1.2;
  background: linear-gradient(135deg, var(--text) 40%, var(--accent) 80%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  text-shadow: 0 4px 20px rgba(var(--accent-rgb), 0.08); transition: all 0.5s ease;
}
.brand-subtitle {
  font-size: 1.1rem; font-weight: 700;
  background: linear-gradient(135deg, var(--accent) 40%, var(--text-secondary) 80%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  letter-spacing: 0.08em; margin: 4px 0 0 0; opacity: 1;
}

@media (max-width: 780px) {
  .site-header { width: 95vw; }
  .brand-title { font-size: 1.6rem; }
  .brand-inner { padding: 8px 20px 10px 20px; }
  .brand-subtitle { font-size: 0.7rem; }
}

@media (max-width: 480px) {
  .site-header { width: 98vw; margin-bottom: 8px; }
  .brand-title { font-size: 1.5rem; }
  .brand-inner { padding: 6px 14px 8px 14px; border-radius: 30px; }
}

/* ===== PWA Install Banner ===== */
.pwa-install-banner {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 999;
  background: var(--surface); backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%); border: 1px solid var(--border-glass);
  border-radius: 20px; padding: 14px 20px; display: flex; align-items: center; gap: 14px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), 0 0 0 1px var(--border-glass);
  animation: fadeInUp 0.4s cubic-bezier(0.4, 0, 0.2, 1); max-width: 90vw;
}
.pwa-install-banner .pwa-icon { font-size: 1.5rem; flex-shrink: 0; }
.pwa-install-banner .pwa-text { font-size: 0.85rem; font-weight: 600; color: var(--text); white-space: nowrap; }
.pwa-install-banner .pwa-install-btn {
  background: var(--accent); color: var(--accent-text); border: none;
  padding: 8px 18px; border-radius: 30px; font-size: 0.82rem; font-weight: 600;
  cursor: pointer; white-space: nowrap; transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(var(--accent-rgb), 0.3);
}
.pwa-install-banner .pwa-install-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.4); }
.pwa-install-banner .pwa-close-btn { background: transparent; border: none; color: var(--text-secondary); cursor: pointer; padding: 4px; border-radius: 50%; font-size: 1rem; transition: all 0.2s; flex-shrink: 0; }
.pwa-install-banner .pwa-close-btn:hover { background: var(--accent-subtle); color: var(--accent); }

/* ===== PWA Update Toast ===== */
.pwa-update-toast {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%); z-index: 999;
  background: var(--surface); backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%); border: 1px solid var(--accent);
  border-radius: 16px; padding: 12px 20px; display: flex; align-items: center; gap: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), 0 0 16px rgba(var(--accent-rgb), 0.2);
  animation: fadeInUp 0.4s cubic-bezier(0.4, 0, 0.2, 1); max-width: 90vw;
}
.pwa-update-toast .pwa-update-text { font-size: 0.85rem; font-weight: 600; color: var(--text); }
.pwa-update-toast .pwa-update-btn {
  background: var(--accent); color: var(--accent-text); border: none;
  padding: 6px 16px; border-radius: 30px; font-size: 0.8rem; font-weight: 600;
  cursor: pointer; white-space: nowrap; transition: all 0.3s ease;
}
.pwa-update-toast .pwa-update-btn:hover { transform: translateY(-1px); }

/* ===== Offline Indicator ===== */
.offline-indicator {
  position: fixed; top: 10px; left: 50%; transform: translateX(-50%); z-index: 998;
  background: #dc2626; color: #fff; padding: 6px 16px; border-radius: 30px;
  font-size: 0.78rem; font-weight: 600; display: flex; align-items: center; gap: 6px;
  animation: fadeInUp 0.3s ease; box-shadow: 0 2px 12px rgba(220, 38, 38, 0.3);
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0;
}

.skip-link {
  position: absolute; top: 0; left: 0; z-index: 9999;
  background: var(--accent); color: var(--accent-text); padding: 8px 16px;
  border-radius: 0 0 8px 0; clip: rect(0, 0, 0, 0); white-space: nowrap;
  border-width: 0; width: 1px; height: 1px; margin: -1px; overflow: hidden;
}
.skip-link:focus { clip: auto; width: auto; height: auto; margin: 0; overflow: visible; }

/* ===== Accessibility: Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===== 卡片操作弹出窗口 ===== */
.card-action-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.45); backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  z-index: 1100; display: flex; align-items: center; justify-content: center;
}

.card-action-dialog {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border-glass);
  border-radius: 28px; width: 90vw; max-width: 440px;
  box-shadow: 0 32px 64px rgba(0, 0, 0, 0.25),
              0 0 0 1px var(--border-glass),
              0 0 80px rgba(var(--accent-rgb), 0.08);
  display: flex; flex-direction: column; gap: 0;
  animation: fadeInScale 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
  isolation: isolate;
}

/* 装饰光环 */
.card-action-glow {
  position: absolute; top: -60px; left: 50%; transform: translateX(-50%);
  width: 200px; height: 200px; border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--accent-rgb), 0.12) 0%, transparent 70%);
  pointer-events: none; z-index: 0;
}
.dialog-type-cat .card-action-glow {
  background: radial-gradient(circle, rgba(var(--accent-rgb), 0.15) 0%, transparent 70%);
}
.dialog-type-sub .card-action-glow {
  background: radial-gradient(circle, rgba(var(--accent-rgb), 0.10) 0%, transparent 70%);
}
.dialog-type-link .card-action-glow {
  top: -40px; width: 160px; height: 160px;
  background: radial-gradient(circle, rgba(var(--accent-rgb), 0.08) 0%, transparent 70%);
}

/* 头部 */
.card-action-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px 28px 0 28px; position: relative; z-index: 1;
}

.card-action-type-badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 18px; border-radius: 30px;
  font-size: 0.84rem; font-weight: 700;
  letter-spacing: 0.02em; transition: all 0.3s ease;
}
.card-action-type-badge i { font-size: 1.2rem; }
.badge-cat {
  background: rgba(var(--accent-rgb), 0.14);
  color: var(--accent); border: 1px solid rgba(var(--accent-rgb), 0.28);
  box-shadow: 0 2px 12px rgba(var(--accent-rgb), 0.12);
}
.badge-sub {
  background: rgba(var(--accent-rgb), 0.10);
  color: var(--accent); border: 1px solid rgba(var(--accent-rgb), 0.22);
  box-shadow: 0 2px 10px rgba(var(--accent-rgb), 0.08);
}
.badge-link {
  background: rgba(var(--accent-rgb), 0.08);
  color: var(--accent); border: 1px solid rgba(var(--accent-rgb), 0.18);
  box-shadow: 0 2px 8px rgba(var(--accent-rgb), 0.06);
}

.card-action-close {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--card-bg);
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--text-secondary);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 1.05rem; flex-shrink: 0;
}
.card-action-close:hover {
  background: var(--danger-bg); color: var(--danger-text);
  border-color: var(--danger-text); transform: rotate(90deg);
  box-shadow: 0 4px 16px rgba(220, 38, 38, 0.2);
}

/* 编辑区域 */
.card-action-body {
  padding: 24px 28px; display: flex; flex-direction: column; gap: 20px;
  position: relative; z-index: 1;
}

.card-action-field {
  display: flex; flex-direction: column; gap: 10px;
}

.card-action-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.82rem; font-weight: 600; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 0.04em;
}
.card-action-label i { font-size: 0.95rem; color: var(--accent); }

/* 输入框包装器 */
.card-action-input-wrap {
  position: relative;
}

.card-action-input {
  width: 100%;
  padding: 14px 18px; border-radius: 16px;
  border: 1.5px solid var(--border);
  background: var(--input-bg); color: var(--text);
  font-size: 0.95rem; font-weight: 500;
  outline: none; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: inherit; letter-spacing: 0.01em;
}
.card-action-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 5px rgba(var(--accent-rgb), 0.08), 0 4px 16px rgba(var(--accent-rgb), 0.06);
  transform: translateY(-1px);
}
.card-action-input::placeholder {
  color: var(--text-secondary); opacity: 0.4; font-weight: 400;
}

/* 预览区 */
.card-action-preview {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 18px; border-radius: 16px;
  background: var(--card-bg); border: 1px solid var(--border);
  animation: fadeInUp 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  transition: all 0.3s ease;
}
.card-action-preview:hover {
  border-color: var(--accent-border);
  box-shadow: 0 2px 12px rgba(var(--accent-rgb), 0.08);
}

.card-action-preview-icon {
  width: 42px; height: 42px; border-radius: 12px;
  background: rgba(var(--accent-rgb), 0.08);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.card-action-favicon {
  width: 24px; height: 24px; border-radius: 5px; flex-shrink: 0;
  object-fit: contain;
}
.card-action-preview-info {
  display: flex; flex-direction: column; gap: 3px; min-width: 0; flex: 1;
}
.card-action-preview-name {
  font-weight: 700; color: var(--text); font-size: 0.9rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.card-action-preview-url {
  font-size: 0.76rem; color: var(--text-secondary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  opacity: 0.7;
}

/* 按钮区域 */
.card-action-footer {
  display: flex; gap: 12px; padding: 0 28px 28px 28px;
  position: relative; z-index: 1;
}

.card-action-btn {
  padding: 12px 28px; border-radius: 50px;
  font-size: 0.86rem; font-weight: 700;
  cursor: pointer; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none; display: inline-flex; align-items: center; gap: 8px;
  letter-spacing: 0.02em; position: relative; overflow: hidden;
}

.btn-cancel-action {
  background: var(--tag-bg); color: var(--text-secondary);
  border: 1px solid transparent; flex: 1; justify-content: center;
}
.btn-cancel-action:hover {
  background: var(--border); color: var(--text);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.btn-save-action {
  flex: 2; justify-content: center;
  background: var(--accent); color: var(--accent-text);
  box-shadow: 0 6px 24px rgba(var(--accent-rgb), 0.35);
}
.btn-save-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(var(--accent-rgb), 0.5);
  filter: brightness(1.08);
}
.btn-save-action:active { transform: scale(0.96); transition: all 0.1s ease; }

/* 移动端适配 */
@media (max-width: 480px) {
  .card-action-dialog { width: 95vw; max-width: 95vw; border-radius: 22px; }
  .card-action-body { padding: 18px 20px; }
  .card-action-header { padding: 18px 20px 0 20px; }
  .card-action-footer { padding: 0 20px 20px 20px; flex-wrap: wrap; gap: 10px; }
  .card-action-btn { flex: 1; min-width: 0; justify-content: center; padding: 12px 16px; font-size: 0.82rem; }
  .card-action-glow { width: 140px; height: 140px; top: -40px; }
}

/* ===== 卡片三点下拉菜单 ===== */
.card-dropdown-menu {
  position: fixed;
  z-index: 9999;
  min-width: 140px;
  background: var(--surface);
  border: 1px solid var(--border-glass);
  border-radius: 14px;
  padding: 6px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2), 0 0 0 1px var(--border-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  display: flex;
  flex-direction: column;
  gap: 2px;
  animation: fadeInScale 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: none;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  background: transparent;
  color: var(--text);
  font-family: inherit;
  text-align: left;
  width: 100%;
}

.dropdown-item-edit:hover {
  background: var(--accent-subtle);
  color: var(--accent);
}

.dropdown-item-delete:hover {
  background: var(--danger-bg);
  color: var(--danger-text);
}

.dropdown-item i {
  font-size: 1rem;
  flex-shrink: 0;
}

/* ===== 自动同步 — 触发时机卡片网格 ===== */
.auto-trigger-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.auto-trigger-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 6px;
  border-radius: 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  cursor: default;
}

.auto-trigger-item:hover {
  border-color: var(--accent-border, var(--accent));
  background: var(--accent-subtle, transparent);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.08);
}

.auto-trigger-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(var(--accent-rgb), 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--accent);
  transition: all 0.3s ease;
}

.auto-trigger-item:hover .auto-trigger-icon {
  background: var(--accent);
  color: var(--accent-text);
  transform: scale(1.1);
}

.auto-trigger-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.auto-trigger-desc {
  font-size: 0.62rem;
  font-weight: 500;
  color: var(--text-secondary);
  opacity: 0.75;
  white-space: nowrap;
}

/* ===== 自动同步 — 主开关卡片 ===== */
.auto-master-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-radius: 18px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  margin-bottom: 12px;
  transition: all 0.3s ease;
}

.auto-master-card:has(input:checked) {
  border-color: var(--accent-border, var(--accent));
  box-shadow: 0 0 0 1px rgba(var(--accent-rgb), 0.15), 0 4px 20px rgba(var(--accent-rgb), 0.06);
}

.auto-master-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.auto-master-icon {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: rgba(var(--accent-rgb), 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--accent);
  flex-shrink: 0;
}

.auto-master-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.auto-master-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
}

.auto-master-sub {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-secondary);
  opacity: 0.75;
}

/* ===== 自动同步 — 新 Toggle 开关 ===== */
.toggle-row {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

/* 隐藏原生 checkbox */
.toggle-row input[type="checkbox"] {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
}

/* 轨道 */
.toggle-track {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 26px;
  border-radius: 13px;
  background: var(--border);
  transition: background 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
  cursor: pointer;
}

.toggle-row input:checked + .toggle-track {
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}

/* 旋钮 */
.toggle-knob {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.18), 0 1px 2px rgba(0, 0, 0, 0.08);
}

.toggle-row input:checked + .toggle-track .toggle-knob {
  transform: translateX(22px);
}

/* 迷你版 toggle（用于平台行） */
.toggle-track.mini {
  width: 36px;
  height: 20px;
  border-radius: 10px;
}

.toggle-track.mini .toggle-knob {
  width: 14px;
  height: 14px;
  top: 3px;
  left: 3px;
}

.toggle-row input:checked + .toggle-track.mini .toggle-knob {
  transform: translateX(16px);
}

/* ===== 自动同步 — 详情面板（展开区域）===== */
.auto-detail-panel {
  animation: fadeInUp 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.auto-detail-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  margin-bottom: 8px;
  transition: all 0.3s ease;
}

.auto-detail-row:hover {
  border-color: var(--accent-border, var(--border));
}

.auto-detail-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
}

.auto-detail-label i {
  font-size: 1rem;
  color: var(--accent);
}

/* ===== 间隔选择器 ===== */
.interval-picker {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.interval-picker:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1);
}

.interval-btn {
  width: 34px;
  height: 34px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: all 0.2s ease;
}

.interval-btn:hover:not(:disabled) {
  background: rgba(var(--accent-rgb), 0.08);
  color: var(--accent);
}

.interval-btn:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

.interval-btn:active:not(:disabled) {
  transform: scale(0.9);
}

.interval-display {
  display: flex;
  align-items: baseline;
  gap: 3px;
  padding: 0 8px;
  min-width: 56px;
  justify-content: center;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

.interval-value {
  font-size: 1rem;
  font-weight: 800;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.interval-unit {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ===== 自动同步 — 状态脚注 ===== */
.auto-footer {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-secondary);
  opacity: 0.7;
}

.auto-footer i {
  font-size: 0.85rem;
  color: var(--accent);
}

.auto-footer-time {
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

/* ===== 响应式：小屏适配 ===== */
@media (max-width: 600px) {
  .auto-trigger-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .auto-master-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .auto-master-left {
    width: 100%;
  }
  .auto-toggle-xl {
    align-self: flex-end;
  }
  .auto-detail-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .interval-picker {
    align-self: stretch;
    justify-content: space-between;
  }
  .interval-display {
    flex: 1;
  }
  .auto-platform-group {
    width: 100%;
  }
  .auto-platform-toggle {
    justify-content: space-between;
  }
}