/**
 * 内容模态框样式
 * 半透明磨砂质感设计
 */

/* 模态框容器 */
.content-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 3001;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95);
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                visibility 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 内容容器 - 半透明磨砂质感 */
.content-modal-container {
    background: rgba(20, 20, 20, 0.85);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5),
                0 0 100px rgba(138, 105, 243, 0.1);
    width: 100%;
    max-width: 900px;
    height: 85vh; /* 🔧 改为固定高度而不是max-height */
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* 头部 */
.content-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.content-modal-title {
    font-size: 24px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
    letter-spacing: 0.5px;
}

/* 关闭按钮 */
.content-modal-close {
    width: 36px;
    height: 36px;
    border: none;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.content-modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 1);
    transform: scale(1.05);
}

/* 内容区域 */
.content-modal-body {
    flex: 1;
    overflow: hidden;
    position: relative;
    min-height: 0; /* 🔧 关键：确保flex子元素可以滚动 */
}

/* 滚动容器 */
.content-modal-scroll {
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 32px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    font-size: 15px;
    -webkit-overflow-scrolling: touch; /* 🔧 iOS平滑滚动 */
}

/* 自定义滚动条 */
.content-modal-scroll::-webkit-scrollbar {
    width: 8px;
}

.content-modal-scroll::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    margin: 8px 0;
}

.content-modal-scroll::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    transition: background 0.2s ease;
}

.content-modal-scroll::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* 内容样式 */
.content-modal-scroll h1 {
    font-size: 28px;
    margin-bottom: 24px;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
}

.content-modal-scroll h2 {
    font-size: 22px;
    margin-top: 32px;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.content-modal-scroll h3 {
    font-size: 18px;
    margin-top: 24px;
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

.content-modal-scroll p {
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.75);
}

.content-modal-scroll ul,
.content-modal-scroll ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

.content-modal-scroll li {
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.75);
}

.content-modal-scroll a {
    color: rgba(138, 105, 243, 0.9);
    text-decoration: none;
    transition: color 0.2s ease;
}

.content-modal-scroll a:hover {
    color: rgba(138, 105, 243, 1);
    text-decoration: underline;
}

.content-modal-scroll strong {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.content-modal-scroll code {
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .content-modal {
        padding: 10px;
    }

    .content-modal-container {
        max-height: 90vh;
        border-radius: 12px;
    }

    .content-modal-header {
        padding: 20px 20px;
    }

    .content-modal-title {
        font-size: 20px;
    }

    .content-modal-close {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }

    .content-modal-scroll {
        padding: 20px;
        font-size: 14px;
    }

    .content-modal-scroll h1 {
        font-size: 24px;
    }

    .content-modal-scroll h2 {
        font-size: 20px;
        margin-top: 24px;
    }

    .content-modal-scroll h3 {
        font-size: 16px;
        margin-top: 20px;
    }
}

/* 平板尺寸 */
@media (max-width: 1024px) and (min-width: 769px) {
    .content-modal-container {
        max-width: 720px;
    }
}

/* 动画增强 */
@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* 确保模态框在顶部栏之下 */
.content-modal {
    /* z-index: 3001 已经低于 user-corner (50000) 和 history-toggle (4999) */
}