/* modal.css - 详情模态框样式（优化版） */

.bem-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.bem-modal[data-bem-state*='"active":true'] {
    display: block;
}

.bem-modal__overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 9998;
}

.bem-modal__container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100%;
    padding: var(--bem-space-8);
    position: relative;
    z-index: 9999;
}

.bem-modal__content {
    background: var(--bem-bg-primary);
    border-radius: var(--bem-radius-lg);
    max-width: 1000px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--bem-shadow-modal);
    animation: modalFadeIn 0.3s ease;
    scrollbar-width: thin;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bem-modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--bem-space-4) var(--bem-space-8) 5px var(--bem-space-8);
    border-bottom: 1px solid var(--bem-bg-secondary);
    position: sticky;
    top: 0;
    background: var(--bem-bg-primary);
    z-index: 2;
    border-radius: var(--bem-radius-lg) var(--bem-radius-lg) 0 0;
}

.bem-modal__title {
    font-size: var(--bem-font-20);
    font-weight: var(--bem-font-700);
    color: var(--bem-text-primary);
    margin: 0;
    line-height: 1.3;
}

.bem-modal__close {
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--bem-radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--bem-text-tertiary);
    font-size: var(--bem-font-20);
    transition: all var(--bem-transition-normal);
}

.bem-modal__close:hover {
    background: var(--bem-bg-secondary);
    color: var(--bem-primary);
    transform: rotate(90deg);
}

.bem-modal__body {
    padding: var(--bem-space-8);
}

.bem-modal__loading {
    display: none;
    text-align: center;
    padding: var(--bem-space-12);
}

.bem-modal__loading[data-bem-state*='"visible":true'] {
    display: block;
}

.bem-modal__loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--bem-bg-secondary);
    border-top-color: var(--bem-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto var(--bem-space-4);
}

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

.bem-modal__error {
    display: none;
    text-align: center;
    padding: var(--bem-space-12);
    color: var(--bem-error);
}

.bem-modal__error[data-bem-state*='"visible":true'] {
    display: block;
}

@media (max-width: 768px) {
    .bem-modal__container {
        padding: var(--bem-space-4);
    }
    
    .bem-modal__title {
        font-size: var(--bem-font-18);
    }
}

@media (max-width: 480px) {
    .bem-modal__header {
        padding: var(--bem-space-2) var(--bem-space-6) 5px var(--bem-space-6);
    }
    
    .bem-modal__body {
        padding: var(--bem-space-6);
    }
}