/* 验证码组件样式 */

.captcha-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.captcha-image-container {
    position: relative;
    display: inline-block;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
    flex-shrink: 0;
    min-width: 150px;
}

.captcha-image-container:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-1px);
}

.captcha-image {
    display: block;
    width: 100px;
    height: 35px;
    border: none;
    background: #f8f9fa;
    transition: all 0.2s ease;
}

.captcha-image:hover {
    filter: brightness(1.1);
}

.captcha-refresh {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid #e9ecef;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: #6c757d;
    transition: all 0.2s ease;
    opacity: 0;
}

.captcha-image-container:hover .captcha-refresh {
    opacity: 1;
}

.captcha-refresh:hover {
    background: #ffffff;
    border-color: #007bff;
    color: #007bff;
    transform: scale(1.1);
}

.captcha-refresh:active {
    transform: scale(0.95);
}

.captcha-input-container {
    position: relative;
    flex: 1;
    min-width: 0;
}

.captcha-input {
    width: 100%;
    padding: 0.375rem 0.5rem;
    font-size: 13px;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    transition: all 0.2s ease;
    background: #ffffff;
    height: 35px;
}

.captcha-input:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
    outline: none;
}

.captcha-input.error {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.captcha-input.success {
    border-color: #28a745;
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.1);
}



/* 暗色主题支持 */
[data-theme="dark"] .captcha-wrapper {
    background: transparent;
    padding: 0;
    border-radius: 0;
    border: none;
}

[data-theme="dark"] .captcha-image {
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border-primary);
}

[data-theme="dark"] .captcha-refresh {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--dark-border-primary);
    color: var(--dark-text-secondary);
}

[data-theme="dark"] .captcha-refresh:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--dark-border-focus);
    color: var(--dark-text-primary);
}

[data-theme="dark"] .captcha-input {
    background: var(--dark-bg-secondary);
    border-color: var(--dark-border-primary);
    color: var(--dark-text-primary);
}

[data-theme="dark"] .captcha-input:focus {
    border-color: var(--dark-border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

[data-theme="dark"] .captcha-input::placeholder {
    color: var(--dark-text-muted);
}

[data-theme="dark"] .captcha-help .help-text {
    color: var(--dark-text-muted);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .captcha-wrapper {
        max-width: 100%;
        gap: 0.375rem;
    }
    
    .captcha-image {
        width: 90px;
        height: 32px;
    }
    
    .captcha-input {
        height: 32px;
        padding: 0.25rem 0.375rem;
        font-size: 12px;
    }
    
    .captcha-refresh {
        width: 18px;
        height: 18px;
        font-size: 9px;
        top: 3px;
        right: 3px;
    }
}

/* 动画效果 */
@keyframes captchaShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.captcha-input.error {
    animation: captchaShake 0.5s ease-in-out;
}

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

.captcha-input.success {
    animation: captchaSuccess 0.3s ease-in-out;
}

/* 加载状态 */
.captcha-image.loading {
    opacity: 0.6;
    pointer-events: none;
}

.captcha-refresh.loading {
    animation: spin 1s linear infinite;
}

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

/* 无障碍支持 */
.captcha-image:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

.captcha-refresh:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
    .captcha-image {
        border: 2px solid #000000;
    }
    
    .captcha-input {
        border-width: 2px;
    }
    
    .captcha-refresh {
        border-width: 2px;
    }
}

/* 减少动画模式 */
@media (prefers-reduced-motion: reduce) {
    .captcha-wrapper *,
    .captcha-image-container,
    .captcha-image,
    .captcha-refresh,
    .captcha-input {
        transition: none !important;
        animation: none !important;
    }
}