/* =========================================
   组件层：搜索框 / 快捷方式 / 设置抽屉 / 模态框 / Toast / 滑块 /
           输入 / 字体预设 / 引擎网格 / 壁纸设置 UI / 上下文菜单 /
           拖拽 / 滚动条 / 响应式 / 无障碍
   —— 依赖 tokens.css 的变量与 base.css 的 .glass-effect
   ========================================= */

/* =========================================
   搜索框
   ========================================= */
.search-box {
    display: flex;
    align-items: center;
    width: var(--search-width);
    max-width: 100%;
    height: var(--search-height);
    min-height: 44px;
    padding: 0 6px;
    position: relative;
    border-radius: var(--search-radius);
    box-shadow: var(--shadow-md);
    opacity: 0;
    animation: enter-fade-up var(--time-slow) var(--easing-enter) forwards;
    animation-delay: 0.3s;
    transition:
        transform var(--time-fast) ease,
        box-shadow var(--time-normal) ease;
    will-change: transform, box-shadow;
}

.search-box:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.search-box:active {
    transform: scale(0.96);
}

.search-box:focus-within {
    transform: translateY(-2px);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-color) 18%, transparent), var(--shadow-xl);
}

.search-engine-indicator {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    cursor: pointer;
    transition:
        transform var(--time-fast) var(--easing-elastic),
        background-color var(--time-normal) var(--easing-standard);
}

.search-engine-indicator svg,
.search-engine-indicator img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: 8px;
}

.search-engine-indicator:hover {
    transform: scale(1.08);
    background-color: var(--bg-hover);
}

/* 引擎切换下拉（毛玻璃） */
.engine-popup {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 0;
    display: flex;
    flex-wrap: wrap;
    max-width: min(80vw, 360px);
    gap: 6px;
    padding: 10px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    border: var(--border-glass);
    /* 毛玻璃：底色 + 背景模糊 + 饱和度 */
    background-color: var(--bg-primary);
    backdrop-filter: saturate(var(--saturation-amount)) blur(calc(var(--blur-amount) * 1.6));
    -webkit-backdrop-filter: saturate(var(--saturation-amount)) blur(calc(var(--blur-amount) * 1.6));
    opacity: 0;
    transform: translateY(8px) scale(0.95);
    pointer-events: none;
    transition:
        opacity var(--time-fast) var(--easing-enter),
        transform var(--time-fast) var(--easing-enter);
    z-index: 100;
}

.engine-popup.show {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.engine-popup-item {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    transition:
        transform var(--time-fast) var(--easing-elastic),
        background-color var(--time-fast) var(--easing-standard),
        box-shadow var(--time-fast) var(--easing-standard);
}

.engine-popup-item:hover {
    transform: scale(1.1);
    background-color: var(--bg-hover);
}

.engine-popup-item.active {
    background-color: var(--bg-active);
    box-shadow: 0 0 0 2px var(--accent-color);
}

.engine-popup-item img {
    width: 24px;
    height: 24px;
    object-fit: contain;
    border-radius: 6px;
}

.search-icon {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    flex-shrink: 0;
    margin-left: 10px;
}

#search-input {
    flex: 1;
    font-size: 16px;
    color: var(--search-text-color);
    padding: 0 16px;
    min-width: 0;
}

#search-input::placeholder {
    color: var(--search-placeholder-color);
}

.search-kbd {
    font-family: inherit;
    font-size: 13px;
    color: var(--text-muted);
    background: var(--bg-active);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    margin-right: 4px;
    transition: opacity var(--time-fast) var(--easing-standard);
}

.search-box:focus-within .search-kbd {
    opacity: 0;
}

/* =========================================
   快捷方式
   ========================================= */
.shortcuts-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--shortcut-gap);
    width: 100%;
    max-width: var(--icon-max-width);
    opacity: 0;
    animation: enter-fade-up var(--time-slow) var(--easing-enter) forwards;
    animation-delay: 0.45s;
}

.shortcut-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: 0;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition:
        transform 0.3s cubic-bezier(0.2, 0.8, 0.4, 1),
        background-color var(--time-normal) var(--easing-standard),
        opacity var(--time-fast) var(--easing-standard);
}

/* 图标文字大小为 0 时隐藏名称及其占用的间距 */
body.hide-shortcut-names .shortcut-name {
    display: none;
}
body.hide-shortcut-names .shortcut-item {
    gap: 0;
}

.shortcut-item:hover {
    transform: translateY(-6px);
}

.shortcut-item:active {
    transform: scale(0.9);
}

.shortcut-icon {
    width: var(--icon-size);
    height: var(--icon-size);
    border-radius: var(--border-radius);
    /* 图标背景独立于全局玻璃色，保证在任意壁纸上都可见 */
    background-color: var(--icon-bg);
    backdrop-filter: saturate(var(--saturation-amount)) blur(var(--icon-blur-amount, var(--blur-amount)));
    -webkit-backdrop-filter: saturate(var(--saturation-amount)) blur(var(--icon-blur-amount, var(--blur-amount)));
    border: var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition:
        transform var(--time-fast) ease,
        box-shadow var(--time-normal) var(--easing-standard),
        background-color var(--time-normal) var(--easing-standard);
    will-change: transform;
}

.shortcut-item:hover .shortcut-icon {
    transform: scale(1.08);
    box-shadow: var(--shadow-md);
}

.shortcut-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* SVG 品牌 logo：矢量缩放清晰，去掉对位图优化的渲染属性避免锯齿 */
.shortcut-icon img[src$=".svg"] {
    image-rendering: auto;
}

.shortcut-icon .fallback-icon {
    font-size: calc(var(--icon-size) * 0.42);
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.shortcut-name {
    font-size: var(--shortcut-name-size);
    color: var(--shortcut-name-color);
    max-width: var(--icon-size);
    width: var(--icon-size);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align: center;
    text-shadow: var(--text-shadow-strong);
    transition: color var(--time-normal) var(--easing-standard);
}

/* =========================================
   设置按钮（dock 风格）
   ========================================= */
.settings-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition:
        transform var(--time-fast) var(--easing-standard),
        background-color var(--time-fast) var(--easing-standard);
    will-change: transform;
    z-index: 50;
    opacity: 0;
    animation: btn-fade-in var(--time-slow) var(--easing-enter) forwards;
    animation-delay: 0.6s;
}

@keyframes btn-fade-in {
    to {
        opacity: 1;
    }
}

.settings-btn svg {
    width: 24px;
    height: 24px;
    color: var(--settings-icon-color);
    transition: transform var(--time-normal) var(--easing-standard);
}

.settings-btn:hover {
    transform: scale(1.08);
}

.settings-btn:active {
    transform: scale(0.85);
}

.settings-btn:hover svg {
    transform: rotate(60deg);
}

/* =========================================
   抽屉遮罩层
   ========================================= */
.drawer-overlay {
    position: fixed;
    inset: 0;
    /* 完全透明：仅作为点击捕获层（点外部关闭抽屉），不变暗、不模糊背景 */
    background: transparent;
    z-index: 90;
    opacity: 0;
    visibility: hidden;
    transition:
        opacity var(--time-normal) var(--easing-standard),
        visibility var(--time-normal) var(--easing-standard);
}

.drawer-overlay.open {
    opacity: 1;
    visibility: visible;
}

/* =========================================
   悬浮抽屉（设置面板）
   ========================================= */
.settings-drawer {
    position: fixed;
    top: 24px;
    right: 24px;
    bottom: 24px;
    width: 560px;
    max-width: calc(100vw - 48px);
    background-color: var(--bg-primary);
    backdrop-filter: saturate(var(--saturation-amount)) blur(var(--blur-amount));
    -webkit-backdrop-filter: saturate(var(--saturation-amount)) blur(var(--blur-amount));
    border: var(--border-glass);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    z-index: 100;
    display: flex;
    flex-direction: column;
    transform: translateX(calc(100% + 32px));
    transition: transform var(--time-slow) var(--easing-enter);
    overflow: hidden;
}

.settings-drawer.open {
    transform: translateX(0);
}

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 28px;
    flex-shrink: 0;
}

.drawer-header h2 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
}

.close-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        transform var(--time-fast) var(--easing-standard),
        background-color var(--time-fast) var(--easing-standard);
}

.close-btn:hover {
    background-color: var(--bg-hover);
    transform: scale(1.08);
}

.close-btn:active {
    transform: scale(0.85);
}

.close-btn svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
}

.drawer-content {
    flex: 1;
    overflow-y: auto;
    padding: 0 28px 32px;
}

/* =========================================
   设置搜索框
   ========================================= */
.settings-search {
    position: relative;
    display: flex;
    align-items: center;
    margin: 16px 20px 0;
    padding: 0 14px;
    height: 44px;
    background-color: var(--bg-secondary);
    border: var(--border-glass);
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
    transition:
        box-shadow var(--time-normal) ease,
        transform var(--time-normal) ease;
}

.settings-search:hover {
    box-shadow: var(--shadow-md);
}

.settings-search:focus-within {
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-color) 18%, transparent), var(--shadow-md);
}

.settings-search-icon {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.settings-search-input {
    flex: 1;
    height: 100%;
    border: none;
    background: transparent;
    outline: none;
    font-size: 14px;
    color: var(--text-primary);
    padding: 0 10px;
}

.settings-search-input::placeholder {
    color: var(--text-muted);
}

.settings-search-kbd {
    font-size: 12px;
    line-height: 1;
    padding: 4px 8px;
    border-radius: 6px;
    background-color: var(--bg-active);
    color: var(--text-secondary);
    font-family: var(--custom-font, inherit);
    cursor: pointer;
    transition: background-color var(--time-fast) var(--easing-standard);
}

.settings-search-kbd:hover {
    background-color: var(--bg-hover);
}

/* 搜索高亮：匹配的设置项突出显示 */
.settings-search-active .setting-item.search-match {
    position: relative;
    z-index: 1;
}

.settings-search-active .setting-item:not(.search-match):not(.search-section-keep) {
    opacity: 0.28;
    filter: saturate(0.6);
    transition: opacity var(--time-normal) var(--easing-standard), filter var(--time-normal) var(--easing-standard);
}

.setting-item {
    transition: opacity var(--time-normal) var(--easing-standard), filter var(--time-normal) var(--easing-standard);
}

.settings-search-empty {
    text-align: center;
    padding: 40px 16px;
    color: var(--text-muted);
    font-size: 14px;
}

/* 搜索状态下隐藏非匹配标签页的 tab-nav 切换作用，但保留视觉 */
.settings-search-active .tab-panel:not(.active) { display: none !important; }

/* =========================================
   标签页导航
   ========================================= */
.tab-nav {
    display: flex;
    gap: 4px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--divider-color);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex-shrink: 0;
}

.tab-nav::-webkit-scrollbar {
    display: none;
}

.tab-btn {
    padding: 10px 16px;
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
    transition:
        color var(--time-fast) var(--easing-standard),
        background-color var(--time-fast) var(--easing-standard);
}

.tab-btn:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
}

.tab-btn.active {
    color: #fff;
    background-color: var(--accent-color);
}

/* =========================================
   标签页面板
   ========================================= */
.tab-panel {
    display: none;
    padding-top: 24px;
    animation: tab-fade-in var(--time-normal) var(--easing-enter);
}

.tab-panel.active {
    display: block;
}

@keyframes tab-fade-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =========================================
   设置面板内 section 错峰入场
   ========================================= */
.settings-drawer.open .tab-panel.active .settings-section {
    animation: section-stagger var(--time-slow) var(--easing-enter) backwards;
}

.settings-drawer.open .tab-panel.active .settings-section:nth-child(1) { animation-delay: 0.1s; }
.settings-drawer.open .tab-panel.active .settings-section:nth-child(2) { animation-delay: 0.15s; }
.settings-drawer.open .tab-panel.active .settings-section:nth-child(3) { animation-delay: 0.2s; }
.settings-drawer.open .tab-panel.active .settings-section:nth-child(4) { animation-delay: 0.25s; }
.settings-drawer.open .tab-panel.active .settings-section:nth-child(5) { animation-delay: 0.3s; }

@keyframes section-stagger {
    from {
        opacity: 0;
        transform: translateX(16px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* =========================================
   开关 (Switch)
   ========================================= */
.switch-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 28px;
    flex-shrink: 0;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.switch-slider {
    position: absolute;
    inset: 0;
    background-color: var(--bg-active);
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: background-color var(--time-normal) var(--easing-standard);
}

.switch-slider::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    left: 4px;
    top: 4px;
    background-color: #fff;
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    transition: transform var(--time-normal) var(--easing-elastic);
}

.switch input:checked + .switch-slider {
    background-color: var(--accent-color);
}

.switch input:checked + .switch-slider::before {
    transform: translateX(20px);
}

/* 带文字标签的开关（如“跟随渐变”） */
.switch-with-text {
    display: flex;
    align-items: center;
    gap: 8px;
}

.switch-text {
    font-size: 12px;
    color: var(--text-secondary);
    user-select: none;
}

/* =========================================
   简单二选一切换
   ========================================= */
.simple-toggle {
    display: flex;
    gap: 8px;
}

.simple-toggle .option-btn {
    flex: 1;
    flex-direction: row;
    justify-content: center;
    padding: 10px 16px;
}

/* =========================================
   Toast 通知
   ========================================= */
.toast-container {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
    pointer-events: none;
}

.toast {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 22px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    backdrop-filter: saturate(var(--saturation-amount)) blur(calc(var(--blur-amount) * 2));
    -webkit-backdrop-filter: saturate(var(--saturation-amount)) blur(calc(var(--blur-amount) * 2));
    border: var(--border-glass);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(20px) scale(0.92);
    transition:
        opacity var(--time-normal) var(--easing-enter),
        transform var(--time-normal) var(--easing-elastic);
}

.toast::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-color);
    flex-shrink: 0;
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent-color) 20%, transparent);
}

.toast.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.toast-error {
    color: #ff6b6b;
}

[data-theme="light"] .toast-error { color: #d94545; }

.toast-error::before {
    background: #d94545;
    box-shadow: 0 0 0 4px rgba(217, 69, 69, 0.18);
}

/* =========================================
   危险按钮（重置）—— 淡红色调
   ========================================= */
.danger-btn {
    color: #c93535;
    background-color: rgba(217, 69, 69, 0.08);
    border-color: rgba(217, 69, 69, 0.2);
}

.danger-btn:hover {
    background-color: rgba(217, 69, 69, 0.14);
    color: #b52828;
}

[data-theme="dark"] .danger-btn {
    color: #ff8080;
    background-color: rgba(255, 107, 107, 0.1);
    border-color: rgba(255, 107, 107, 0.2);
}

[data-theme="dark"] .danger-btn:hover {
    background-color: rgba(255, 107, 107, 0.18);
    color: #ff6b6b;
}

/* =========================================
   字体预设
   ========================================= */
.font-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.font-preset-btn {
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 14px;
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    transition:
        transform var(--time-fast) ease,
        background-color var(--time-fast) ease,
        color var(--time-fast) ease,
        box-shadow var(--time-fast) ease;
}

.font-preset-btn:hover {
    transform: translateY(-3px);
    background-color: var(--bg-hover);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.font-preset-btn:active {
    transform: scale(0.85);
}

.font-preset-btn.active {
    background-color: var(--accent-color);
    color: #fff;
}

/* 时钟字体预设：演示数字更醒目，便于看出字形设计 */
.clock-font-preset-btn {
    font-size: 15px;
    font-weight: 600;
    padding: 10px 14px;
    letter-spacing: -0.5px;
    min-width: 56px;
    text-align: center;
}

.clock-font-preset-btn.active {
    font-weight: 700;
}

.settings-section {
    margin-bottom: 32px;
}

.section-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 16px;
}

.section-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.section-header-row .section-title {
    margin-bottom: 0;
}

.section-header-actions {
    display: flex;
    gap: 8px;
}

.text-btn {
    padding: 4px 10px;
    font-size: 12px;
    color: var(--accent-color);
    border-radius: var(--radius-sm);
    transition:
        background-color var(--time-fast) var(--easing-standard),
        transform var(--time-fast) var(--easing-standard);
}

.text-btn:hover {
    background-color: var(--bg-hover);
}

.text-btn:active {
    transform: scale(0.85);
}

.setting-item {
    margin-bottom: 20px;
}

.setting-item:last-child {
    margin-bottom: 0;
}

.setting-label {
    display: block;
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.setting-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
    line-height: 1.5;
}

/* =========================================
   主题切换按钮组
   ========================================= */
.theme-toggle,
.wallpaper-mode-toggle,
.search-engine-toggle {
    display: flex;
    gap: 8px;
}

/* 搜索引擎网格选择（含图标 + 名称） */
.search-engine-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
    gap: 8px;
}

.engine-chip {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 6px 22px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition:
        transform var(--time-fast) var(--easing-standard),
        background-color var(--time-fast) var(--easing-standard),
        box-shadow var(--time-fast) var(--easing-standard),
        color var(--time-fast) var(--easing-standard),
        border-color var(--time-fast) var(--easing-standard),
        opacity var(--time-fast) var(--easing-standard);
}

/* 未加入快捷切换的引擎：弱化显示 */
.engine-chip:not(.pinned) {
    opacity: 0.55;
}

.engine-chip:hover {
    transform: translateY(-2px);
    background-color: var(--bg-hover);
    color: var(--text-primary);
    opacity: 1;
}

.engine-chip:active {
    transform: scale(0.85);
}

.engine-chip-icon {
    width: 26px;
    height: 26px;
    object-fit: contain;
    border-radius: 7px;
    transition: transform var(--time-fast) var(--easing-elastic);
}

.engine-chip:hover .engine-chip-icon {
    transform: scale(1.1);
}

.engine-chip-name {
    text-align: center;
    line-height: 1.2;
    word-break: keep-all;
}

/* 已加入快捷切换：accent 描边 */
.engine-chip.pinned {
    background-color: color-mix(in srgb, var(--accent-color) 14%, var(--bg-secondary));
    border-color: color-mix(in srgb, var(--accent-color) 45%, transparent);
    color: var(--text-primary);
    opacity: 1;
}

/* 右上角对勾圆点：仅已加入时显示 */
.engine-chip-check {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-color);
    color: #fff;
    opacity: 0;
    transform: scale(0.5);
    transition: opacity var(--time-fast) var(--easing-standard),
                transform var(--time-fast) var(--easing-elastic);
    pointer-events: none;
}

.engine-chip-check svg {
    width: 10px;
    height: 10px;
}

.engine-chip.pinned .engine-chip-check {
    opacity: 1;
    transform: scale(1);
}

/* 当前默认引擎：对勾圆点用实心填充强调 */
.engine-chip.active.pinned .engine-chip-check {
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent-color) 30%, transparent);
}

/* 当前默认角标 */
.engine-chip-current {
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 10px;
    line-height: 1;
    padding: 2px 6px;
    border-radius: 9999px;
    background: var(--accent-color);
    color: #fff;
    font-weight: 600;
    letter-spacing: 0.5px;
    pointer-events: none;
}

/* 引擎切换抽屉空状态 */
.engine-popup-empty {
    padding: 10px 14px;
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-secondary);
    text-align: center;
    white-space: nowrap;
}

.engine-popup-empty span {
    display: block;
    margin-top: 2px;
    color: var(--text-muted);
    font-size: 11px;
}

.option-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    font-size: 12px;
    color: var(--text-secondary);
    transition:
        transform var(--time-fast) ease,
        background-color var(--time-fast) ease,
        box-shadow var(--time-fast) ease;
}

.option-btn svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    transition: color var(--time-normal) ease;
}

.option-btn:hover {
    transform: translateY(-3px);
    background-color: var(--bg-hover);
    box-shadow: var(--shadow-md);
}

.option-btn:active {
    transform: scale(0.85);
}

.option-btn.active {
    background-color: var(--bg-active);
    color: var(--text-primary);
}

.option-btn.active svg {
    color: var(--text-primary);
}

/* =========================================
   滑块
   ========================================= */
.slider-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: var(--radius-pill);
    background: var(--bg-secondary);
    outline: none;
    box-shadow: var(--shadow-inset);
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.5);
    transition: transform var(--time-fast) ease;
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.08);
}

.slider::-webkit-slider-thumb:active {
    transform: scale(0.85);
}

.slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.slider-value {
    min-width: 54px;
    font-size: 13px;
    color: var(--text-secondary);
    text-align: right;
    cursor: text;
    padding: 2px 6px;
    border-radius: 8px;
    border: 1px solid transparent;
    user-select: none;
    transition: background-color var(--time-fast) var(--easing-standard),
        border-color var(--time-fast) var(--easing-standard);
}

.slider-value:hover {
    background-color: var(--bg-hover);
    border-color: var(--divider-color);
}

.slider-value.editing {
    min-width: 0;
    width: 64px;
    padding: 2px 6px;
    outline: none;
    background-color: var(--bg-hover);
    border: 1px solid var(--accent-color);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-color) 18%, transparent);
    user-select: text;
}

/* =========================================
   文本输入
   ========================================= */
.text-input {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    transition:
        border-color var(--time-fast) var(--easing-standard),
        background-color var(--time-fast) var(--easing-standard),
        box-shadow var(--time-fast) var(--easing-standard);
}

.text-input::placeholder {
    color: var(--text-muted);
}

.text-input:focus {
    background-color: var(--bg-hover);
}

/* =========================================
   壁纸设置 UI
   ========================================= */
.wallpaper-upload-area {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
}

.upload-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 14px;
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    transition:
        transform var(--time-fast) ease,
        background-color var(--time-fast) ease,
        box-shadow var(--time-fast) ease;
}

.upload-btn svg {
    width: 18px;
    height: 18px;
}

.upload-btn:hover {
    transform: translateY(-3px);
    background-color: var(--bg-hover);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.upload-btn:active {
    transform: scale(0.85);
}

/* =========================================
   壁纸类型区块（展开式）
   ========================================= */
.wallpaper-type-block {
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    box-shadow: var(--shadow-sm);
    margin-bottom: 8px;
    overflow: hidden;
    border: var(--border-glass);
    transition: box-shadow var(--time-fast) var(--easing-standard);
}

.wallpaper-type-block:hover {
    box-shadow: var(--shadow-md);
}

.wallpaper-type-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    cursor: pointer;
}

.wallpaper-type-content {
    padding: 0 16px 16px;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition:
        max-height var(--time-normal) var(--easing-enter),
        opacity var(--time-normal) var(--easing-enter),
        padding var(--time-normal) var(--easing-enter);
}

.wallpaper-type-block.expanded .wallpaper-type-content {
    max-height: 600px;
    opacity: 1;
}

.wallpaper-type-block.expanded {
    box-shadow: var(--shadow-md);
}

.gradient-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.gradient-preset {
    width: 48px;
    height: 36px;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition:
        transform var(--time-fast) var(--easing-standard),
        border-color var(--time-fast) var(--easing-standard);
    box-shadow: var(--shadow-sm);
}

.gradient-preset:hover {
    transform: scale(1.1);
    border-color: var(--accent-color);
}

.wallpaper-preview {
    width: 100%;
    height: 100px;
    border-radius: var(--radius-sm);
    background-size: cover;
    background-position: center;
    border: var(--border-glass);
    margin-bottom: 12px;
    background-color: var(--bg-secondary);
}

.wallpaper-preview.empty {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 13px;
}

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

.color-reset-btn {
    margin-left: auto;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 13px;
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    transition:
        transform var(--time-fast) ease,
        background-color var(--time-fast) ease,
        color var(--time-fast) ease,
        box-shadow var(--time-fast) ease;
}

.color-reset-btn:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.color-reset-btn:active {
    transform: scale(0.85);
}

.color-picker {
    width: 48px;
    height: 48px;
    padding: 0;
    border: var(--border-glass);
    border-radius: var(--radius-sm);
    background: transparent;
    cursor: pointer;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition:
        transform var(--time-fast) ease,
        box-shadow var(--time-normal) ease;
}

.color-picker:hover {
    transform: scale(1.08);
    box-shadow: var(--shadow-md);
}

.color-picker:active {
    transform: scale(0.85);
}

.color-picker:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.color-picker:disabled:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
}

.color-picker::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker::-webkit-color-swatch {
    border: none;
    border-radius: 12px;
}

/* =========================================
   快捷方式列表
   ========================================= */
.shortcuts-list {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.shortcut-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow-sm);
    transition:
        background-color var(--time-fast) var(--easing-standard),
        box-shadow var(--time-fast) var(--easing-standard);
}

.shortcut-list-item:hover {
    background-color: var(--bg-hover);
}

.shortcut-list-info {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.shortcut-list-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background-color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.shortcut-list-icon img {
    width: 22px;
    height: 22px;
    object-fit: contain;
}

.shortcut-list-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.shortcut-list-name {
    font-size: 14px;
    color: var(--text-primary);
}

.shortcut-list-url {
    font-size: 12px;
    color: var(--text-muted);
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.shortcut-list-actions {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
}

.shortcut-action-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        transform var(--time-fast) var(--easing-standard),
        background-color var(--time-fast) var(--easing-standard);
}

.shortcut-action-btn:hover {
    background-color: var(--bg-active);
    transform: scale(1.08);
}

.shortcut-action-btn:active {
    transform: scale(0.85);
}

.shortcut-action-btn svg {
    width: 16px;
    height: 16px;
    color: var(--text-secondary);
}

.add-shortcut-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 14px;
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    transition:
        transform var(--time-fast) ease,
        background-color var(--time-fast) ease,
        box-shadow var(--time-fast) ease;
}

.add-shortcut-btn svg {
    width: 18px;
    height: 18px;
}

.add-shortcut-btn:hover {
    transform: translateY(-3px);
    background-color: var(--bg-hover);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.add-shortcut-btn:active {
    transform: scale(0.85);
}

/* =========================================
   关于此项目（数据页底部）—— 对齐 PhasWer org-card 设计语言
   三层卡片层次：项目主卡（突出）> 作者次卡 / 关联主站卡（克制）
   ========================================= */
.about-project {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* 卡片容器基类（默认=次卡外观，克制） */
.about-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition:
        transform var(--time-fast) ease,
        box-shadow var(--time-normal) ease;
}

.about-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.about-card:active {
    transform: scale(0.9);
}

/* 项目主卡（最突出）：更大的内边距、玻璃底、更强阴影 */
.about-info-card {
    padding: 22px;
    gap: 18px;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-md);
}

.about-info-card:hover {
    box-shadow: var(--shadow-lg);
}

/* 左侧图形：作者头像（次卡用，圆角矩形） */
.about-avatar {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    object-position: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
    transition: transform var(--time-normal) ease;
}

/* 项目 Logo（主卡用，更大；margined 版本自带留白，contain 避免裁切） */
.about-logo {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-sm);
    object-fit: contain;
    flex-shrink: 0;
    transition: transform var(--time-normal) ease;
}

/* 主站 Logo（关联卡用，与次卡头像同尺寸，保持克制） */
.about-site-logo {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    object-fit: contain;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
    transition: transform var(--time-normal) ease;
}

.about-card:hover .about-logo {
    transform: scale(1.08) rotate(2deg);
}

.about-card:hover .about-avatar,
.about-card:hover .about-site-logo {
    transform: scale(1.06) rotate(2deg);
}

/* 右侧信息区 */
.about-card-body {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
    flex: 1;
}

.about-card-title {
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-wrap: wrap;
}

.about-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.about-version {
    font-size: 12px;
    color: var(--text-muted);
}

.about-author-bio {
    font-size: 12.5px;
    color: var(--text-muted);
}

/* 标签（设计语言 / 技术栈 / 协议）—— pill 风格 */
.about-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.about-tag {
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    font-size: 11.5px;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: var(--border-glass);
}

/* 链接胶囊 —— 对齐 PhasWer pill-button 微缩版 */
/* 卡片跳转提示（作者卡 / 主站卡的「点击此卡片跳转…」） */
.about-action-hint {
    font-size: 12px;
    color: var(--text-muted);
}

/* 项目主卡：一句话描述 */
.about-desc {
    font-size: 12.5px;
    line-height: 1.5;
    color: var(--text-muted);
    margin: 0;
}

/* 项目主卡：开源协议说明 */
.about-note {
    font-size: 11.5px;
    line-height: 1.5;
    color: var(--text-muted);
    margin: 4px 0 0;
}

.about-footer {
    font-size: 11px;
    line-height: 1.7;
    color: var(--text-muted);
    text-align: center;
    padding-top: 8px;
    border-top: 1px solid var(--divider-color);
}

/* 项目说明小字 + 内联链接 */
.about-inline-link {
    color: var(--accent-color);
    text-decoration: none;
    transition: opacity var(--time-fast) ease;
}

.about-inline-link:hover {
    opacity: 0.7;
}

/* 项目主卡：GitHub / 隐私声明 按钮组 */
.about-links {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.about-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    text-decoration: none;
    transition: transform var(--time-fast) var(--easing-standard),
                color var(--time-fast) var(--easing-standard),
                box-shadow var(--time-fast) var(--easing-standard);
}

.about-link-btn:hover {
    transform: translateY(-1px);
    color: var(--accent-color);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--accent-color) 20%, transparent);
}

.about-link-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* about-link-btn 用在 <button> 上时的元素重置 */
button.about-link-btn {
    border: none;
    font: inherit;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

/* =========================================
   数据管理
   ========================================= */
.data-actions {
    display: flex;
    gap: 8px;
}

.data-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 10px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 13.5px;
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    transition:
        transform var(--time-fast) ease,
        background-color var(--time-fast) ease,
        box-shadow var(--time-fast) ease;
}

.data-btn svg {
    width: 18px;
    height: 18px;
}

.data-btn:hover {
    transform: translateY(-3px);
    background-color: var(--bg-hover);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.data-btn:active {
    transform: scale(0.85);
}

/* 有新版本时：检查更新按钮变为 accent 渐变背景 + 右上角红点 */
.data-btn.has-update {
    position: relative;
    color: var(--accent-color);
    background:
        linear-gradient(135deg,
            color-mix(in srgb, var(--accent-color) 14%, transparent),
            transparent 60%),
        var(--bg-secondary);
    border-color: color-mix(in srgb, var(--accent-color) 35%, transparent);
}

.data-btn.has-update:hover {
    background:
        linear-gradient(135deg,
            color-mix(in srgb, var(--accent-color) 20%, transparent),
            transparent 60%),
        var(--bg-hover);
    color: var(--accent-color);
}

/* 右上角小红点（带脉冲） */
.data-btn.has-update::after {
    content: '';
    position: absolute;
    top: 7px;
    right: 7px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #e84545;
    box-shadow: 0 0 0 2px var(--bg-secondary);
    animation: update-dot-pulse 2s ease-in-out infinite;
}

@keyframes update-dot-pulse {
    0%, 100% { box-shadow: 0 0 0 2px var(--bg-secondary), 0 0 0 0 rgba(232, 69, 69, 0.5); }
    50% { box-shadow: 0 0 0 2px var(--bg-secondary), 0 0 0 5px rgba(232, 69, 69, 0); }
}

/* =========================================
   存储空间用量
   ========================================= */
.storage-usage {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.storage-row {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.storage-row-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-sm);
}

.storage-label {
    font-size: 14px;
    color: var(--text-primary);
}

.storage-quota-name {
    margin-left: 6px;
    font-size: 12px;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

.storage-value {
    font-size: 13px;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
    /* 数字变化时柔和过渡（针对 opacity 切换） */
    transition: opacity var(--time-fast) var(--easing-standard);
}

.storage-value.updating {
    opacity: 0.45;
}

.storage-bar {
    height: 8px;
    border-radius: var(--radius-pill);
    background: var(--bg-secondary);
    box-shadow: var(--shadow-inset);
    overflow: hidden;
    position: relative;
}

.storage-bar-fill {
    height: 100%;
    width: 0%;
    border-radius: var(--radius-pill);
    background: linear-gradient(90deg,
        color-mix(in srgb, var(--accent-color) 75%, transparent),
        var(--accent-color));
    /* 弹性缓动：进度变化时有轻微回弹感 */
    transition: width 0.9s var(--easing-elastic), background 0.4s var(--easing-standard);
}

/* 刷新按钮 */
.storage-refresh-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    background-color: transparent;
    transition:
        transform var(--time-fast) var(--easing-standard),
        background-color var(--time-fast) var(--easing-standard),
        color var(--time-fast) var(--easing-standard);
}

.storage-refresh-btn:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
    transform: scale(1.08);
}

.storage-refresh-btn:active {
    transform: scale(0.85);
}

.storage-refresh-btn svg {
    width: 16px;
    height: 16px;
}

/* 点击刷新时图标旋转一周 */
.storage-refresh-btn.spinning svg {
    animation: storage-spin 0.7s var(--easing-standard);
}

@keyframes storage-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* 更新教程 */
.update-guide {
    margin-top: 12px;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    border: var(--border-glass);
}

/* 嵌套在安装卡片内时去掉背景，融入卡片 */
.pack-download-card .update-guide {
    background: transparent;
    border: none;
    padding: 0;
    margin-top: 8px;
}

.update-guide-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.update-guide-steps {
    margin: 0;
    padding-left: 20px;
    font-size: 12.5px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.update-guide-steps li {
    margin-bottom: 2px;
}

.update-guide-steps code {
    padding: 1px 5px;
    border-radius: 4px;
    background: var(--bg-active);
    font-size: 11.5px;
}

.update-guide-note {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--divider-color);
    font-size: 11.5px;
    color: var(--text-muted);
}

/* 窄屏：数据按钮换行，避免过度挤压 */
@media (max-width: 420px) {
    .data-actions {
        flex-wrap: wrap;
    }
    .data-actions .data-btn {
        flex: 1 1 calc(50% - 4px);
    }
}

/* =========================================
   开发者安装包下载卡
   ========================================= */
.pack-section {
    padding-top: 4px;
}

.pack-download-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    border-radius: var(--radius-md);
    background:
        linear-gradient(135deg,
            color-mix(in srgb, var(--accent-color) 14%, transparent),
            transparent 60%),
        var(--bg-secondary);
    border: 1px solid color-mix(in srgb, var(--accent-color) 35%, transparent);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--time-fast) ease, border-color var(--time-fast) ease;
}

.pack-download-card:hover {
    border-color: color-mix(in srgb, var(--accent-color) 55%, transparent);
    box-shadow: 0 6px 24px color-mix(in srgb, var(--accent-color) 18%, transparent);
}

/* 图标徽章 */
.pack-icon-badge {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: color-mix(in srgb, var(--accent-color) 20%, transparent);
    color: var(--accent-color);
}

.pack-icon-badge svg {
    width: 24px;
    height: 24px;
}

/* 文本信息 */
.pack-download-info {
    flex: 1;
    min-width: 0;
}

.pack-download-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.pack-download-desc {
    font-size: 12.5px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.pack-download-desc code {
    padding: 1px 6px;
    border-radius: 6px;
    background: color-mix(in srgb, var(--accent-color) 16%, transparent);
    color: var(--accent-color);
    font-size: 11.5px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.pack-note {
    opacity: 0.7;
}

/* 下载按钮（强调色填充） */
.pack-download-btn {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: var(--radius-sm);
    background: var(--accent-color);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    white-space: nowrap;
    box-shadow: 0 4px 14px color-mix(in srgb, var(--accent-color) 35%, transparent);
    transition:
        transform var(--time-fast) ease,
        background var(--time-fast) ease,
        box-shadow var(--time-fast) ease,
        opacity var(--time-fast) ease;
}

.pack-download-btn svg {
    width: 18px;
    height: 18px;
}

.pack-download-btn:hover {
    transform: translateY(-2px);
    background: color-mix(in srgb, var(--accent-color) 86%, #000);
    color: #fff;
    box-shadow: 0 8px 22px color-mix(in srgb, var(--accent-color) 45%, transparent);
}

.pack-download-btn:active {
    transform: scale(0.92);
}

.pack-download-btn:disabled {
    opacity: 0.6;
    cursor: progress;
    transform: none;
}

/* 窄屏：按钮独占一行 */
@media (max-width: 560px) {
    .pack-download-card {
        flex-wrap: wrap;
    }

    .pack-download-btn {
        width: 100%;
        justify-content: center;
    }
}

/* =========================================
   主题色选择器（accent-picker）
   ========================================= */
.accent-picker {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.accent-swatch {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-pill);
    border: 2px solid transparent;
    cursor: pointer;
    padding: 0;
    transition:
        transform var(--time-fast) var(--easing-standard),
        box-shadow var(--time-fast) var(--easing-standard);
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.25);
}

.accent-swatch:hover {
    transform: scale(1.12);
}

.accent-swatch.active {
    border-color: var(--text-primary);
    box-shadow:
        inset 0 0 0 2px rgba(255, 255, 255, 0.4),
        0 0 0 3px var(--bg-secondary);
}

/* 自定义颜色入口：拾色器藏在调色板图标后面 */
.accent-custom {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-pill);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: 2px solid transparent;
    position: relative;
    transition:
        transform var(--time-fast) var(--easing-standard),
        color var(--time-fast) var(--easing-standard);
}

.accent-custom:hover {
    transform: scale(1.12);
    color: var(--text-primary);
}

.accent-custom svg {
    width: 18px;
    height: 18px;
}

/* 真正的拾色器输入隐藏，点击容器触发 */
.accent-custom input[type="color"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    border: none;
    padding: 0;
}

.accent-custom.active {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 3px var(--bg-secondary);
}

/* 恢复默认按钮 */
.accent-reset {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-pill);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-muted);
    background: var(--bg-secondary);
    border: 2px solid transparent;
    transition:
        transform var(--time-fast) var(--easing-standard),
        color var(--time-fast) var(--easing-standard);
}

.accent-reset:hover {
    transform: scale(1.12);
    color: var(--text-primary);
}

.accent-reset.active {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 3px var(--bg-secondary);
}

.accent-reset svg {
    width: 16px;
    height: 16px;
}

/* =========================================
   模态框
   ========================================= */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition:
        opacity var(--time-normal) var(--easing-standard),
        visibility var(--time-normal) var(--easing-standard);
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal {
    width: 90%;
    max-width: 420px;
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    transform: scale(0.9) translateY(20px);
    transition: transform var(--time-slow) var(--easing-elastic);
}

.modal-overlay.open .modal {
    transform: scale(1) translateY(0);
}

.modal-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 24px;
    text-align: center;
}

.modal-content {
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.modal-actions {
    display: flex;
    gap: 12px;
}

.icon-upload-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.icon-preview {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background-size: cover;
    background-position: center;
    border: var(--border-glass);
    flex-shrink: 0;
}

/* 图标编辑器：裁切 / 缩放 / 背景 */
.icon-editor-stage {
    position: relative;
    width: 256px;
    height: 256px;
    margin: 0 auto;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 2px dashed rgba(125, 125, 150, 0.35);
    background-color: rgba(125, 125, 150, 0.08);
    background-image:
        linear-gradient(45deg, rgba(125, 125, 150, 0.12) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(125, 125, 150, 0.12) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(125, 125, 150, 0.12) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(125, 125, 150, 0.12) 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    touch-action: none;
}

.icon-editor-img {
    width: 100%;
    height: 100%;
    /* 与最终快捷方式容器保持同一 object-fit，保证「所见即所得」，
       transform（缩放/平移）在编辑器与渲染端的视觉效果完全一致 */
    object-fit: cover;
    transform-origin: center center;
    transform: translate(0, 0) scale(1);
    cursor: grab;
    will-change: transform;
    pointer-events: auto;
    -webkit-user-drag: none;
}

.icon-editor-img:active {
    cursor: grabbing;
}

.icon-editor-hint {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    background-color: rgba(0, 0, 0, 0.35);
    color: #fff;
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    pointer-events: none;
    white-space: nowrap;
    opacity: 0.85;
}

.icon-editor-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.icon-editor-row label {
    margin-bottom: 0;
    flex-shrink: 0;
    min-width: 32px;
}

.icon-editor-row .slider {
    flex: 1;
    margin: 0;
}

.icon-editor-bg-row {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}

.icon-editor-radio {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    margin-bottom: 0;
}

.icon-editor-radio input[type="radio"] {
    cursor: pointer;
    accent-color: var(--accent-color);
}

.icon-editor-radio-color {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.custom-engines-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 8px;
}

.modal-btn {
    flex: 1;
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    transition:
        transform var(--time-fast) var(--easing-standard),
        background-color var(--time-fast) var(--easing-standard);
}

.cancel-btn {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border: var(--border-glass);
}

.cancel-btn:hover {
    transform: translateY(-2px);
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.cancel-btn:active {
    transform: scale(0.85);
}

.confirm-btn {
    background-color: var(--accent-color);
    color: #fff;
}

.confirm-btn:hover {
    transform: translateY(-2px);
    background-color: color-mix(in srgb, var(--accent-color) 86%, #000);
}

.confirm-btn:active {
    transform: scale(0.85);
}

/* =========================================
   重置确认弹窗
   ========================================= */
.reset-modal-title {
    text-align: center;
}

.reset-modal-text {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-secondary);
    text-align: center;
    margin: 0 0 18px;
}

/* =========================================
   滚动条
   ========================================= */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--bg-active);
    border-radius: var(--radius-pill);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* =========================================
   无障碍：尊重动效偏好
   ========================================= */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .time-display,
    .search-box,
    .shortcuts-container {
        opacity: 1 !important;
        animation: none !important;
    }
}

/* =========================================
   右键上下文菜单
   ========================================= */
.context-menu {
    position: fixed;
    z-index: 500;
    min-width: 180px;
    padding: 6px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    transform: scale(0.92) translateY(-4px);
    transform-origin: top left;
    pointer-events: none;
    transition:
        opacity var(--time-fast) var(--easing-enter),
        transform var(--time-fast) var(--easing-elastic);
}

.context-menu.show {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
}

.context-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 9px 14px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-primary);
    text-align: left;
    transition: background-color var(--time-fast) var(--easing-standard);
}

.context-item:hover {
    background-color: var(--bg-hover);
}

.context-item.danger {
    color: #d94545;
}

.context-item.danger:hover {
    background-color: rgba(217, 69, 69, 0.1);
}

[data-theme="dark"] .context-item.danger {
    color: #ff6b6b;
}

.context-item .ctx-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.context-item .ctx-icon svg {
    width: 16px;
    height: 16px;
}

.context-divider {
    height: 1px;
    background: var(--divider-color);
    margin: 4px 8px;
}

/* =========================================
   拖拽排序
   ========================================= */
.shortcut-item.dragging {
    opacity: 0.3;
    cursor: grabbing;
    z-index: 10;
}

.shortcut-item.drag-over {
    transform: scale(1.05);
}

.shortcut-item[draggable="true"] {
    cursor: grab;
}

.shortcut-item[draggable="true"]:active {
    cursor: grabbing;
}

/* =========================================
   响应式
   ========================================= */
@media (max-width: 768px) {
    .time {
        font-size: 64px;
    }

    .date {
        font-size: 16px;
    }

    .settings-drawer {
        top: 16px;
        right: 16px;
        bottom: 16px;
        width: calc(100vw - 32px);
    }

    .settings-btn {
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 540px) {
    .main-container {
        padding: 20px 16px;
    }

    .time {
        font-size: 56px;
    }

    .shortcuts-container {
        gap: 8px;
    }

    .shortcut-item {
        padding: 10px;
    }
}

/* =========================================
   角落颜文字（Kaomoji）—— 移植自 PhasWer，变量映射到 Frostart 令牌
   ========================================= */
.corner-kaomoji {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 50;
    cursor: pointer;
    user-select: none;
    -webkit-user-drag: none;
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.corner-kaomoji.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.corner-kaomoji .face {
    display: block;
    font-size: 32px;
    line-height: 1;
    padding: 16px 22px;
    border-radius: var(--radius-pill);
    background: var(--bg-primary);
    backdrop-filter: saturate(var(--saturation-amount)) blur(var(--blur-amount));
    -webkit-backdrop-filter: saturate(var(--saturation-amount)) blur(var(--blur-amount));
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, background-color 0.25s ease;
    transform: scale(1);
    /* 颜文字本体固定字体，永远与 PhasWer 主站保持一致，不受用户自定义字体影响 */
    font-family: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.corner-kaomoji:hover .face {
    transform: scale(1.1);
    background: var(--bg-secondary);
}

.corner-kaomoji:active .face {
    transform: scale(0.9);
}

.corner-kaomoji .bubble {
    position: absolute;
    bottom: calc(100% + 12px);
    left: 0;
    transform: translateY(10px);
    white-space: nowrap;
    text-align: left;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    backdrop-filter: saturate(var(--saturation-amount)) blur(var(--blur-amount));
    -webkit-backdrop-filter: saturate(var(--saturation-amount)) blur(var(--blur-amount));
    border: var(--border-glass);
    box-shadow: var(--shadow-sm);
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.corner-kaomoji .bubble.show {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 540px) {
    .corner-kaomoji { bottom: 20px; left: 20px; }
    .corner-kaomoji .face { font-size: 24px; padding: 12px 16px; }
    .corner-kaomoji .bubble { font-size: 12px; padding: 8px 14px; }
}

/* 深色模式不影响 Kaomoji */
.corner-kaomoji {
    --bg-primary: rgba(255, 255, 255, var(--bg-base-alpha));
    --bg-secondary: rgba(255, 255, 255, calc(var(--bg-base-alpha) * 0.85));
    --border-glass: 2px solid rgba(255, 255, 255, 0.3);
    --text-primary: #1a1a2a;
    color: var(--text-primary);
}