/* ========================================
   Settings - 设置面板样式
   ======================================== */

/* 侧边栏设置按钮 */
.settings-btn-container {
    padding: var(--spacing-md) var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: auto;
    /* 推到底部 */
}

.settings-btn {
    width: 100%;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--font-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition-fast);
}

.settings-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* 设置模态框 */
.settings-modal {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay-heavy);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.settings-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.settings-content {
    background: rgba(35, 35, 35, 0.85);
    backdrop-filter: var(--blur-heavy);
    -webkit-backdrop-filter: var(--blur-heavy);
    width: 90%;
    max-width: 500px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transform: scale(0.9);
    transition: transform var(--transition-normal);
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    color: var(--color-text);
}

.settings-modal.active .settings-content {
    transform: scale(1);
}

.settings-header {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.settings-header h3 {
    font-size: var(--font-lg);
    font-weight: 500;
    color: var(--color-primary-light);
}

.close-settings {
    background: none;
    border: none;
    color: var(--color-text-dim);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xs);
    transition: color var(--transition-fast);
}

.close-settings:hover {
    color: var(--color-text);
}

.settings-body {
    padding: var(--spacing-xl);
    overflow-y: auto;
}

/* 设置项分组 */
.settings-group {
    margin-bottom: var(--spacing-2xl);
}

.settings-group h4 {
    font-size: var(--font-md);
    color: var(--color-text-dim);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 设置项行 */
.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    gap: var(--spacing-lg);
}

.setting-item.vertical {
    flex-direction: column;
    align-items: stretch;
}

.setting-label {
    display: flex;
    flex-direction: column;
    font-size: var(--font-md);
}

.setting-value {
    font-size: var(--font-sm);
    color: var(--color-text-dim);
    margin-top: 4px;
}

/* 颜色选择器 */
.color-picker-container {
    display: flex;
    gap: 10px;
    align-items: center;
    width: 60px;
}

.color-input {
    width: 100%;
    height: 36px;
    border: none;
    border-radius: var(--radius-md);
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    padding: 2px;
}

/* 滑块 */
.slider-container {
    flex: 1;
    max-width: 200px;
    display: flex;
    align-items: center;
}

.slider {
    width: 100%;
    appearance: none;
    -webkit-appearance: none;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    outline: none;
}

.slider::-webkit-slider-thumb {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    background: var(--color-primary-light);
}



.url-input {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 8px 10px;
    color: var(--color-text);
    font-size: var(--font-sm);
    outline: none;
    transition: border-color var(--transition-fast);
}

.url-input:focus {
    border-color: var(--color-primary);
}

/* 底部按钮 */
/* 开关按钮 */
.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

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

.switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.1);
    transition: .4s;
    border-radius: 24px;
}

.switch-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

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

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

.settings-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.reset-btn {
    background: rgba(255, 59, 59, 0.1);
    color: #ff5c5c;
    border: 1px solid rgba(255, 59, 59, 0.3);
}

.reset-btn:hover {
    background: rgba(255, 59, 59, 0.2);
}