/**
 * 滑动拼图验证码样式
 */

.slider-captcha-container {
    width: 320px;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.slider-canvas {
    position: relative;
    width: 280px;
    height: 155px;
    margin: 0 auto 20px;
    border-radius: 8px;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.slider-canvas canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.slider-canvas #sliderCanvasLayer {
    position: absolute;
    top: 0;
    left: 0;
}

.slider-control {
    position: relative;
    width: 280px;
    height: 36px;
    margin: 0 auto;
    background: #e8e8e8;
    border-radius: 18px;
    border: 2px solid #d0d0d0;
}

.slider-track {
    width: 0%;
    height: 100%;
    background: linear-gradient(to right, #4CAF50, #45a049);
    border-radius: 16px;
    opacity: 0.3;
    transition: opacity 0.3s;
}

.slider-track.success {
    opacity: 1;
    background: linear-gradient(to right, #4CAF50, #45a049);
}

.slider-track.error {
    opacity: 1;
    background: linear-gradient(to right, #f44336, #da190b);
}

.slider-button {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 48px;
    height: 32px;
    background: white;
    border-radius: 16px;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: left 0.3s ease-out;
    z-index: 2;
    user-select: none;
}

.slider-button:hover {
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.3);
}

.slider-button:active {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.slider-icon {
    font-size: 20px;
    color: #555;
    transition: transform 0.2s;
}

.slider-button:hover .slider-icon {
    transform: scale(1.1);
}

.slider-text {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    color: #888;
    font-weight: 500;
    z-index: 1;
    pointer-events: none;
    user-select: none;
}

.slider-text.success {
    color: white;
    font-weight: bold;
}

.slider-text.error {
    color: white;
    font-weight: bold;
}

.refresh-btn {
    display: block;
    width: 100%;
    padding: 10px;
    margin-top: 15px;
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.3);
}

.refresh-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.4);
}

.refresh-btn:active {
    transform: translateY(0);
}

/* 成功/失败动画 */
@keyframes successPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-5px); }
    40% { transform: translateX(5px); }
    60% { transform: translateX(-5px); }
    80% { transform: translateX(5px); }
}

.slider-canvas.success {
    animation: successPulse 0.5s ease-in-out;
    border: 3px solid #4CAF50;
}

.slider-canvas.error {
    animation: errorShake 0.5s ease-in-out;
    border: 3px solid #f44336;
}

/* 响应式设计 */
@media (max-width: 480px) {
    .slider-captcha-container {
        width: 100%;
        max-width: 320px;
        padding: 15px;
    }
    
    .slider-canvas {
        width: 100%;
        height: 140px;
    }
    
    .slider-control {
        width: 100%;
    }
}