/* 爹学理论研究网站 - 增强版样式 */

/* 导入字体 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700;900&family=Noto+Serif+SC:wght@400;600;700&display=swap');

/* 整体样式调整 */
body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.7;
    color: #333;
    background-color: #f8f9fa;
    font-size: 16px;
}

/* 动画定义 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes slideIn {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes glow {
    0% { box-shadow: 0 0 5px rgba(41, 128, 185, 0.5); }
    50% { box-shadow: 0 0 20px rgba(41, 128, 185, 0.8), 0 0 30px rgba(41, 128, 185, 0.4); }
    100% { box-shadow: 0 0 5px rgba(41, 128, 185, 0.5); }
}

/* 标题样式 */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Noto Serif SC', serif;
    font-weight: 700;
    margin-top: 1.5em;
    margin-bottom: 0.8em;
    line-height: 1.3;
    animation: fadeIn 0.8s ease-out;
}

h1 {
    font-size: 2.8rem;
    color: #1a1a1a;
    border-bottom: 3px solid #2980B9;
    padding-bottom: 0.3em;
    position: relative;
    text-align: center;
    margin-bottom: 1.5em;
}

h1::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, #2980B9, #8e44ad);
    border-radius: 2px;
}

h2 {
    font-size: 2.2rem;
    color: #2980B9;
    border-left: 5px solid #2980B9;
    padding-left: 15px;
    position: relative;
}

h3 {
    font-size: 1.8rem;
    color: #34495e;
    position: relative;
}

h3::before {
    content: "◆";
    color: #2980B9;
    margin-right: 10px;
}

/* 链接样式 */
a {
    color: #2980B9;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

a:hover {
    color: #1a5276;
    text-decoration: underline;
}

a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #8e44ad;
    transition: width 0.3s ease;
}

a:hover::after {
    width: 100%;
}

/* 导航栏样式 */
.wy-nav-top {
    background: linear-gradient(135deg, #2980B9, #8e44ad);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.wy-nav-top a {
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
}

.wy-nav-top .wy-nav-top-menu {
    font-size: 1.1rem;
}

/* 侧边栏样式 */
.wy-nav-side {
    background: #2c3e50;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
}

.wy-menu-vertical a {
    color: #ecf0f1;
    padding: 10px 15px;
    margin: 3px 0;
    border-radius: 5px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.wy-menu-vertical a:hover {
    background: rgba(41, 128, 185, 0.2);
    transform: translateX(5px);
}

.wy-menu-vertical a:active {
    background: rgba(41, 128, 185, 0.3);
}

.wy-menu-vertical li.current > a {
    background: #2980B9;
    border-left: 4px solid #8e44ad;
    font-weight: 700;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* 内容区域样式 */
.wy-nav-content {
    max-width: 1200px;
    background: white;
    box-shadow: 0 0 20px rgba(0,0,0,0.05);
    border-radius: 8px;
    margin: 20px auto;
    overflow: hidden;
}

.rst-content {
    padding: 20px 40px;
}

/* 代码块样式 */
div.highlight {
    border-radius: 8px;
    margin: 1.5em 0;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    overflow: hidden;
    position: relative;
}

div.highlight::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, #2980B9, #8e44ad);
}

div.highlight pre {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.5;
}

/* 表格样式 */
.rst-content table.docutils {
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    margin: 1.5em 0;
    width: 100%;
}

.rst-content table.docutils thead {
    background: linear-gradient(135deg, #2980B9, #8e44ad);
    color: white;
}

.rst-content table.docutils th, 
.rst-content table.docutils td {
    padding: 12px 15px;
    text-align: left;
    border: none;
}

.rst-content table.docutils tbody tr:nth-child(even) {
    background-color: #f8f9fa;
}

.rst-content table.docutils tbody tr:hover {
    background-color: #e3f2fd;
    transform: scale(1.01);
    transition: all 0.2s ease;
}

/* 引用块样式 */
.rst-content blockquote {
    margin: 1.5em 0;
    padding: 15px 20px;
    background: #f8f9fa;
    border-left: 5px solid #2980B9;
    border-radius: 0 8px 8px 0;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
    position: relative;
}

.rst-content blockquote::before {
    content: """;
    position: absolute;
    top: -10px;
    left: 10px;
    font-size: 60px;
    color: rgba(41, 128, 185, 0.2);
    font-family: serif;
}

/* 提示框样式 */
.admonition {
    margin: 1.5em 0;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

.admonition::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
}

.admonition.note {
    background: #e3f2fd;
    border-left: 5px solid #2980B9;
}

.admonition.warning {
    background: #fff8e1;
    border-left: 5px solid #f39c12;
}

.admonition.error {
    background: #ffebee;
    border-left: 5px solid #e74c3c;
}

.admonition p.admonition-title {
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.1em;
}

/* 搜索框样式 */
.wy-form .wy-form-aligned input[type="text"] {
    border: 2px solid #ddd;
    border-radius: 25px;
    padding: 10px 15px;
    transition: all 0.3s ease;
    box-shadow: none;
}

.wy-form .wy-form-aligned input[type="text"]:focus {
    border-color: #2980B9;
    box-shadow: 0 0 0 3px rgba(41, 128, 185, 0.2);
    outline: none;
}

/* 页脚样式 */
footer {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: #ecf0f1;
    padding: 30px 0;
    text-align: center;
    margin-top: 40px;
    border-top: 5px solid #2980B9;
}

footer p {
    margin: 5px 0;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .wy-nav-content {
        margin: 10px;
        border-radius: 0;
    }
    
    .rst-content {
        padding: 15px 20px;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
}

/* 新增元素样式 */

/* 特色卡片 */
.feature-card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    padding: 25px;
    margin: 20px 0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #2980B9, #8e44ad);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.feature-card h3 {
    margin-top: 0;
    color: #2980B9;
}

.feature-card p {
    color: #555;
    line-height: 1.6;
}

/* 交互按钮 */
.interactive-button {
    display: inline-block;
    background: linear-gradient(135deg, #2980B9, #8e44ad);
    color: white;
    padding: 12px 25px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    margin: 10px 5px;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    cursor: pointer;
    border: none;
    font-size: 16px;
}

.interactive-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    text-decoration: none;
    color: white;
}

.interactive-button:active {
    transform: translateY(1px);
}

/* 时间线样式 */
.timeline {
    position: relative;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 3px;
    height: 100%;
    background: linear-gradient(to bottom, #2980B9, #8e44ad);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin: 30px 0;
    width: 50%;
    padding: 0 30px;
    box-sizing: border-box;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 20px;
    width: 20px;
    height: 20px;
    background: #2980B9;
    border-radius: 50%;
    box-shadow: 0 0 0 5px rgba(41, 128, 185, 0.2);
}

.timeline-item:nth-child(odd)::before {
    right: -10px;
}

.timeline-item:nth-child(even)::before {
    left: -10px;
}

.timeline-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: scale(1.03);
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}

@media (max-width: 768px) {
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        width: 100%;
        left: 0 !important;
        text-align: left !important;
        padding-left: 60px;
    }
    
    .timeline-item::before {
        left: 20px !important;
    }
}

/* 图片画廊 */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.gallery-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    height: 200px;
    background: #f8f9fa;
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 10px;
    font-size: 14px;
    transform: translateY(100%);
    transition: all 0.3s ease;
}

.gallery-item:hover .gallery-caption {
    transform: translateY(0);
}

/* 标签云 */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px 0;
}

.tag {
    display: inline-block;
    padding: 5px 15px;
    margin: 5px;
    background: rgba(41, 128, 185, 0.1);
    color: #2980B9;
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.tag:hover {
    background: #2980B9;
    color: white;
    transform: scale(1.1);
}

/* 进度条 */
.progress-bar {
    width: 100%;
    height: 10px;
    background: #e0e0e0;
    border-radius: 5px;
    overflow: hidden;
    margin: 10px 0;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #2980B9, #8e44ad);
    border-radius: 5px;
    transition: width 1s ease;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(41, 128, 185, 0.3);
    border-radius: 50%;
    border-top-color: #2980B9;
    animation: spin 1s ease-in-out infinite;
}

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

/* 悬浮提示 */
.tooltip {
    position: relative;
    cursor: help;
    border-bottom: 1px dotted #2980B9;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.tooltip:hover::after {
    opacity: 1;
}

/* 通知消息 */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    z-index: 1000;
    transform: translateX(150%);
    transition: transform 0.3s ease;
    max-width: 300px;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-left: 5px solid #2ecc71;
}

.notification.error {
    border-left: 5px solid #e74c3c;
}

.notification.info {
    border-left: 5px solid #2980B9;
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: white;
    padding: 30px;
    border-radius: 10px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    position: relative;
    animation: fadeIn 0.3s ease;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 24px;
    cursor: pointer;
    color: #777;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #333;
}

/* 页面加载动画 */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.page-loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #2980B9;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* 特殊元素：音韵密码展示 */
.phonetic-symbol {
    display: inline-block;
    padding: 5px 10px;
    margin: 5px;
    background: linear-gradient(135deg, #2980B9, #8e44ad);
    color: white;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s ease;
    cursor: pointer;
}

.phonetic-symbol:hover {
    transform: scale(1.1);
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
}

/* 文明展示卡片 */
.civilization-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    margin: 20px 0;
    transition: all 0.3s ease;
}

.civilization-header {
    padding: 20px;
    background: linear-gradient(135deg, #2980B9, #8e44ad);
    color: white;
}

.civilization-content {
    padding: 20px;
}

.civilization-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

/* 研究成果展示 */
.research-item {
    border-left: 4px solid #2980B9;
    padding-left: 20px;
    margin: 20px 0;
    position: relative;
}

.research-item::before {
    content: "";
    position: absolute;
    left: -10px;
    top: 5px;
    width: 16px;
    height: 16px;
    background: #2980B9;
    border-radius: 50%;
}

.research-title {
    font-weight: bold;
    font-size: 1.1em;
    color: #2980B9;
    margin-bottom: 5px;
}

.research-description {
    color: #555;
    margin-bottom: 10px;
}

.research-meta {
    font-size: 0.9em;
    color: #777;
}

/* 理论框架图 */
.theory-diagram {
    margin: 30px 0;
    text-align: center;
}

.theory-box {
    display: inline-block;
    padding: 15px 20px;
    margin: 10px;
    background: white;
    border: 2px solid #2980B9;
    border-radius: 8px;
    min-width: 150px;
    transition: all 0.3s ease;
}

.theory-box:hover {
    background: #2980B9;
    color: white;
    transform: scale(1.05);
}

.theory-connector {
    display: inline-block;
    width: 50px;
    height: 2px;
    background: #2980B9;
    position: relative;
    vertical-align: middle;
}

.theory-connector::after {
    content: "→";
    position: absolute;
    right: -10px;
    top: -10px;
    color: #2980B9;
    font-size: 20px;
}

/* 响应式网格布局 */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

/* 滚动到顶部按钮 */
.scroll-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: #2980B9;
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

.scroll-top.visible {
    opacity: 1;
}

.scroll-top:hover {
    background: #1a5276;
    transform: scale(1.1);
}

/* 动态背景 */
.dynamic-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    overflow: hidden;
}

.dynamic-background::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(41, 128, 185, 0.1) 0%, rgba(142, 68, 173, 0.1) 100%);
    animation: rotate 30s linear infinite;
}

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