/**
 * CSG Switch - 通用美化开关组件
 * 业务无关，支持多种主题和尺寸
 */

/* 基础开关容器 */
.csg-switch {
    position: relative;
    display: inline-block;
    vertical-align: middle;
    /* 定义基础变量 - 仅用于尺寸控制，位移由JavaScript计算 */
    --track-width: 3.5rem;
    --track-padding-x: 0.5rem;
    --slider-width: 1.5rem;
    --border-width: 1px;
}

/* 隐藏原生checkbox */
.csg-switch-input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
    margin: 0;
    padding: 0;
}

/* 开关轨道 */
.csg-switch-track {
    display: flex;
    align-items: center;
    background: #e9ecef;
    border-radius: 0.5rem;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    border: var(--border-width) solid #dee2e6;
    overflow: hidden;
    font-size: 0.75rem;
    font-weight: 500;
    color: #6c757d;
    user-select: none;
    min-width: var(--track-width);
    width: max-content;
    padding: 0.4rem 0.25rem;
}

/* 开关滑块 */
.csg-switch-slider {
    position: absolute;
    background: #ffffff;
    border-radius: 0.25rem;
    transition: all 0.3s ease;
    border: var(--border-width) solid #dee2e6;
    top: 50%;
    left: var(--border-width);
    transform: translateX(0) translateY(-50%); /* 明确设置初始位置 */
    width: var(--slider-width);
    height: var(--slider-width);
    z-index: 1; /* 降低z-index，避免遮挡文字 */
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
    color: #495057;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* 开关文字 */
.csg-switch-text {
    position: relative;
    font-size: 0.7rem;
    font-weight: 600;
    color: #6c757d;
    transition: all 0.3s ease;
    z-index: 1;
    white-space: nowrap;
    pointer-events: none;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.csg-switch-text-on {
    opacity: 0;
    color: #ffffff;
}

.csg-switch-text-off {
    opacity: 1;
    color: #6c757d;
}

/* 无文字时的轨道样式 */
.csg-switch-track:not(.csg-switch-has-text) {
    padding: 0;
    min-width: var(--track-width);
    width: var(--track-width);
}

/* 有文字时的轨道样式 */
.csg-switch-track.csg-switch-has-text {
    padding: 0.4rem 0.5rem;
    min-height: 2rem;
    width: max-content;
    min-width: max-content;
    display: flex;
    align-items: center;
    position: relative;
}

/* 有文字时的滑块样式 */
.csg-switch-track.csg-switch-has-text .csg-switch-slider {
    position: absolute;
    top: 50%;
    left: 0.25rem;
    transform: translateX(0) translateY(-50%); /* 明确设置初始位置 */
    z-index: 2;
}

.csg-switch-track:not(.csg-switch-has-text) .csg-switch-text {
    display: none;
}

/* 激活状态 - 使用CSS选择器和类名双重控制 */
.csg-switch-input:checked + .csg-switch-track,
.csg-switch-track.csg-switch-active {
    background: #0d6efd;
    border-color: #0d6efd;
    color: #ffffff;
}

/* 滑块位置由JavaScript动态计算，CSS不设置transform */

.csg-switch-input:checked + .csg-switch-track .csg-switch-text-on,
.csg-switch-track.csg-switch-active .csg-switch-text-on {
    opacity: 1;
}

.csg-switch-input:checked + .csg-switch-track .csg-switch-text-off,
.csg-switch-track.csg-switch-active .csg-switch-text-off {
    opacity: 0;
}

/* 焦点状态 */
.csg-switch-input:focus + .csg-switch-track {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    outline: none;
}

/* 禁用状态 */
.csg-switch-input:disabled + .csg-switch-track {
    opacity: 0.5;
    cursor: not-allowed;
    background: #e9ecef;
}

.csg-switch-input:disabled:checked + .csg-switch-track {
    background: #6c757d;
}

/* 悬停效果 */
.csg-switch:hover .csg-switch-track {
    border-color: #adb5bd;
}

.csg-switch-input:checked + .csg-switch-track:hover {
    background: #0b5ed7;
}

/* 尺寸变体 */
.csg-switch-sm {
    --track-width: 2.5rem;
    --track-padding-x: 0.25rem;
    --slider-width: 1rem;
}

.csg-switch-sm .csg-switch-track {
    min-width: var(--track-width);
    height: 1.25rem;
    font-size: 0.65rem;
    padding: 0 var(--track-padding-x);
}

.csg-switch-sm .csg-switch-track:not(.csg-switch-has-text) {
    width: var(--track-width);
    padding: 0;
}

.csg-switch-sm .csg-switch-slider {
    width: var(--slider-width);
    height: var(--slider-width);
    top: 50%;
    left: var(--border-width);
    transform: translateX(0) translateY(-50%); /* 明确设置初始位置 */
    font-size: 0.6rem;
}

/* 滑块位置由JavaScript动态计算 */

.csg-switch-md {
    --track-width: 3.5rem;
    --track-padding-x: 0.5rem;
    --slider-width: 1.5rem;
}

.csg-switch-md .csg-switch-track {
    min-width: var(--track-width);
    height: 1.75rem;
    font-size: 0.75rem;
    padding: 0 var(--track-padding-x);
}

.csg-switch-md .csg-switch-track:not(.csg-switch-has-text) {
    width: var(--track-width);
    padding: 0;
}

.csg-switch-md .csg-switch-slider {
    width: var(--slider-width);
    height: var(--slider-width);
    top: 50%;
    left: var(--border-width);
    transform: translateX(0) translateY(-50%); /* 明确设置初始位置 */
    font-size: 0.7rem;
}

/* 滑块位置由JavaScript动态计算 */

.csg-switch-lg {
    --track-width: 4.5rem;
    --track-padding-x: 0.75rem;
    --slider-width: 2rem;
}

.csg-switch-lg .csg-switch-track {
    min-width: var(--track-width);
    height: 2.25rem;
    font-size: 0.85rem;
    padding: 0 var(--track-padding-x);
}

.csg-switch-lg .csg-switch-track:not(.csg-switch-has-text) {
    width: var(--track-width);
    padding: 0;
}

.csg-switch-lg .csg-switch-slider {
    width: var(--slider-width);
    height: var(--slider-width);
    top: 50%;
    left: var(--border-width);
    transform: translateX(0) translateY(-50%); /* 明确设置初始位置 */
    font-size: 0.8rem;
}

/* 滑块位置由JavaScript动态计算 */

/* 主题变体 */
.csg-switch-success .csg-switch-input:checked + .csg-switch-track {
    background: #198754;
    border-color: #198754;
}

.csg-switch-success .csg-switch-input:checked + .csg-switch-track:hover {
    background: #157347;
}

.csg-switch-warning .csg-switch-input:checked + .csg-switch-track {
    background: #ffc107;
    border-color: #ffc107;
    color: #000000;
}

.csg-switch-warning .csg-switch-input:checked + .csg-switch-track:hover {
    background: #ffca2c;
}

.csg-switch-danger .csg-switch-input:checked + .csg-switch-track {
    background: #dc3545;
    border-color: #dc3545;
}

.csg-switch-danger .csg-switch-input:checked + .csg-switch-track:hover {
    background: #bb2d3b;
}

.csg-switch-info .csg-switch-input:checked + .csg-switch-track {
    background: #0dcaf0;
    border-color: #0dcaf0;
    color: #000000;
}

.csg-switch-info .csg-switch-input:checked + .csg-switch-track:hover {
    background: #3dd5f3;
}

/* 设置项样式 */
.csg-switch-setting {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 0.5rem;
    padding: 1rem;
    transition: all 0.2s ease-in-out;
    margin-bottom: 1rem;
}

.csg-switch-setting:hover {
    background: #f1f3f4;
    border-color: #dee2e6;
}

.csg-switch-setting-content {
    flex: 1;
    margin-right: 1rem;
}

.csg-switch-setting-title {
    font-weight: 600;
    color: #212529;
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.csg-switch-setting-subtitle {
    font-size: 0.8rem;
    color: #6c757d;
    opacity: 0.8;
}

.csg-switch-setting-control {
    display: flex;
    align-items: center;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .csg-switch-setting {
        padding: 0.75rem;
    }
    
    .csg-switch-setting .d-flex {
        flex-direction: column;
        align-items: flex-start !important;
    }
    
    .csg-switch-setting-content {
        margin-right: 0;
        margin-bottom: 0.75rem;
        width: 100%;
    }
    
    .csg-switch-setting-control {
        align-self: flex-end;
    }
    
    .csg-switch-sm .csg-switch-track {
        width: 1.75rem;
        height: 0.875rem;
    }
    
    .csg-switch-sm .csg-switch-slider {
        width: 0.625rem;
        height: 0.625rem;
    }
    
    /* 滑块位置由JavaScript动态计算 */
}

/* 动画效果 */
@keyframes csg-switch-bounce {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

@keyframes csg-switch-slide-in {
    0% { 
        transform: translateX(-100%);
        opacity: 0;
    }
    100% { 
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes csg-switch-glow {
    0% { 
        box-shadow: 
            inset 0 2px 4px rgba(0, 0, 0, 0.1),
            0 1px 3px rgba(0, 0, 0, 0.1);
    }
    50% { 
        box-shadow: 
            inset 0 2px 4px rgba(0, 0, 0, 0.1),
            0 2px 8px rgba(13, 110, 253, 0.4),
            0 1px 3px rgba(0, 0, 0, 0.1);
    }
    100% { 
        box-shadow: 
            inset 0 2px 4px rgba(0, 0, 0, 0.1),
            0 2px 6px rgba(13, 110, 253, 0.3),
            0 1px 3px rgba(0, 0, 0, 0.1);
    }
}

.csg-switch-animate .csg-switch-slider {
    animation: csg-switch-bounce 0.3s ease-in-out;
}

.csg-switch-animate .csg-switch-track {
    animation: csg-switch-glow 0.6s ease-in-out;
}

/* 高级动画效果 */
.csg-switch-advanced .csg-switch-slider {
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.csg-switch-advanced .csg-switch-track {
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* 弹性动画 */
.csg-switch-elastic .csg-switch-slider {
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.csg-switch-elastic .csg-switch-track {
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* 加载状态 */
.csg-switch-loading .csg-switch-track {
    opacity: 0.6;
    cursor: wait;
}

.csg-switch-loading .csg-switch-slider {
    animation: csg-switch-pulse 1.5s ease-in-out infinite;
}

@keyframes csg-switch-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* 涟漪效果动画 */
@keyframes csg-ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(1);
        opacity: 0;
    }
}

/* 高级视觉效果 */
.csg-switch-premium .csg-switch-track {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 50%, #dee2e6 100%);
    box-shadow: 
        inset 0 2px 4px rgba(0, 0, 0, 0.1),
        0 2px 8px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.2);
}

.csg-switch-premium .csg-switch-input:checked + .csg-switch-track {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 50%, #0a58ca 100%);
    box-shadow: 
        inset 0 2px 4px rgba(0, 0, 0, 0.1),
        0 4px 12px rgba(13, 110, 253, 0.4),
        0 2px 6px rgba(13, 110, 253, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.3);
}

.csg-switch-premium .csg-switch-slider {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #e9ecef 100%);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.15),
        0 2px 4px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.9),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05);
}

/* 玻璃质感效果 */
.csg-switch-glass .csg-switch-track {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        0 2px 8px rgba(0, 0, 0, 0.1);
}

.csg-switch-glass .csg-switch-input:checked + .csg-switch-track {
    background: rgba(13, 110, 253, 0.3);
    border: 1px solid rgba(13, 110, 253, 0.4);
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        0 4px 12px rgba(13, 110, 253, 0.2);
}

/* 双语文字样式 */
.csg-switch-text-main {
    font-size: 0.7rem;
    font-weight: 600;
    line-height: 1.2;
}

.csg-switch-text-en {
    font-size: 0.7rem;
    font-weight: 400;
    line-height: 1.2;
    opacity: 0.8;
    margin-top: 2px;
}

/* 文字容器布局 - 参考bootstrap-switch实现 */
.csg-switch-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 文字元素 - 绝对定位，不占用布局空间 */
.csg-switch-text {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.7rem;
    font-weight: 600;
    transition: opacity 0.3s ease;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

/* 关闭状态文字 - 滑块在左端，文字从左边开始但要避开滑块 */
.csg-switch-text-off {
    left: 2rem; /* 距离左边2rem，避开滑块 */
    opacity: 1;
    color: #6c757d;
}

/* 开启状态文字 - 滑块在右端，文字从右边开始但要避开滑块 */
.csg-switch-text-on {
    right: 2rem; /* 距离右边2rem，避开滑块 */
    opacity: 0;
    color: #ffffff;
}

/* 开启时显示开启文字，隐藏关闭文字 */
.csg-switch-input:checked + .csg-switch-track .csg-switch-text-on {
    opacity: 1;
}

.csg-switch-input:checked + .csg-switch-track .csg-switch-text-off {
    opacity: 0;
}