/* 添加RGB变量到现有样式中 */
:root {
    --background-color: #0f172a;
    --text-color: #e2e8f0;
    --text-light-color: #94a3b8;
    --highlight-color: #38bdf8;
    --highlight-color-rgb: 56, 189, 248; /* RGB值用于rgba函数 */
    --secondary-color: #a855f7;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: rgba(71, 85, 105, 0.5);
}

/* 演示文稿样式 */
.presentation-container {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    padding-top: 20px; /* 之前为导航栏留出了80px的空间，现在减少 */
    background-color: var(--dark-color);
    transition: padding-top 0.3s ease; /* 平滑过渡 */
}

/* 全屏模式下的样式调整 */
:fullscreen .presentation-container {
    padding-top: 0; /* 全屏模式下不需要为导航栏留空间 */
}

:-webkit-full-screen .presentation-container {
    padding-top: 0;
}

:-moz-full-screen .presentation-container {
    padding-top: 0;
}

:-ms-fullscreen .presentation-container {
    padding-top: 0;
}

/* 控制栏 */
.presentation-controls {
    position: fixed;
    bottom: 30px;
    right: 30px;
    left: auto;
    transform: none;
    display: flex;
    align-items: center;
    background-color: rgba(15, 23, 35, 0.8);
    border-radius: 30px;
    padding: 10px 20px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.control-btn {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    margin: 0 5px;
}

.control-btn:hover {
    background-color: rgba(77, 171, 247, 0.2);
    color: var(--primary-color);
    box-shadow: 0 0 15px rgba(77, 171, 247, 0.3);
}

#slide-counter {
    margin: 0 20px;
    font-weight: 600;
    color: var(--text-secondary);
}

/* 跳转控件样式 */
.jump-controls {
    display: flex;
    align-items: center;
    margin: 0 10px;
}

#jump-input {
    width: 40px;
    height: 32px;
    background: rgba(30, 40, 50, 0.8);
    border: 1px solid rgba(77, 171, 247, 0.3);
    border-radius: 5px;
    color: var(--text-color);
    text-align: center;
    font-size: 0.9rem;
    padding: 0 5px;
    margin-right: 5px;
}

#jump-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 5px rgba(77, 171, 247, 0.5);
}

#jump-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.5;
}

/* 幻灯片容器 */
.slides-container {
    position: relative;
    width: 100%;
    height: calc(100vh - 80px);
    overflow: hidden;
}

/* 幻灯片 */
.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.7s ease, transform 0.7s ease;
    transform: translateX(50px);
}

.slide.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}

/* 幻灯片内容 */
.slide-content {
    width: 90%;
    max-width: 1200px;
    background-color: rgba(26, 38, 52, 0.7);
    border-radius: 20px;
    padding: 50px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(77, 171, 247, 0.1);
    min-height: 70vh;
}

.slide-content.cover {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.slide-content h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    color: var(--light-text);
    text-shadow: 0 0 15px rgba(77, 171, 247, 0.4);
}

.slide-content h2 {
    font-size: 2.5rem;
    margin-bottom: 40px;
    color: var(--text-color);
}

.presenter {
    margin-top: 60px;
    font-size: 1.5rem;
    color: var(--text-secondary);
}

.date {
    font-size: 1.2rem;
    margin-top: 10px;
    color: var(--text-secondary);
}

/* 装饰元素 */
.decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.triangle-decoration {
    position: absolute;
    width: var(--size);
    height: var(--size);
    top: var(--top);
    left: var(--left);
    border-left: calc(var(--size) / 2) solid transparent;
    border-right: calc(var(--size) / 2) solid transparent;
    border-bottom: var(--size) solid rgba(77, 171, 247, 0.1);
    transform: rotate(var(--rotation));
    animation: float-decoration 8s infinite ease-in-out;
    animation-delay: calc(var(--top) * 0.1s);
}

.circle-decoration {
    position: absolute;
    width: var(--size);
    height: var(--size);
    top: var(--top);
    left: var(--left);
    border-radius: 50%;
    border: 2px solid rgba(77, 171, 247, 0.15);
    transform: rotate(var(--rotation));
    animation: float-decoration 10s infinite ease-in-out;
    animation-delay: calc(var(--left) * 0.1s);
}

.square-decoration {
    position: absolute;
    width: var(--size);
    height: var(--size);
    top: var(--top);
    left: var(--left);
    border: 2px solid rgba(64, 192, 87, 0.15);
    transform: rotate(var(--rotation));
    animation: float-decoration 12s infinite ease-in-out;
    animation-delay: calc((var(--top) + var(--left)) * 0.05s);
}

@keyframes float-decoration {
    0%, 100% { transform: translateY(0) rotate(var(--rotation)); }
    50% { transform: translateY(-20px) rotate(calc(var(--rotation) + 5deg)); }
}

/* 幻灯片标题 */
.slide-title {
    font-size: 2.8rem;
    margin-bottom: 40px;
    color: var(--light-text);
    position: relative;
    display: inline-block;
    text-shadow: 0 0 10px rgba(77, 171, 247, 0.3);
}

.slide-title::after {
    content: '';
    display: block;
    height: 4px;
    width: 60px;
    background: var(--primary-color);
    margin-top: 15px;
    border-radius: 2px;
    box-shadow: 0 0 10px var(--primary-color);
}

/* 问题框 */
.question-box {
    background-color: rgba(77, 171, 247, 0.1);
    border-left: 4px solid var(--primary-color);
    padding: 20px 30px;
    border-radius: 0 10px 10px 0;
    margin-bottom: 40px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.question-box p {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-color);
}

/* 示例网格 */
.example-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.example-item {
    background-color: rgba(25, 35, 50, 0.5);
    padding: 25px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    transition: var(--transition);
    border: 1px solid rgba(77, 171, 247, 0.1);
}

.example-item:hover {
    background-color: rgba(30, 45, 65, 0.7);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(77, 171, 247, 0.3);
}

.example-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-right: 20px;
    min-width: 40px;
    text-align: center;
}

.example-item p {
    font-size: 1.1rem;
    color: var(--text-color);
}

/* 查看提示样式 */
.view-hint {
    font-size: 0.85rem;
    color: var(--primary-color);
    opacity: 0.8;
    margin-left: 5px;
}

.example-item:hover .view-hint {
    opacity: 1;
}

/* 图片弹窗样式 */
.popup-body img {
    max-width: 100%;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.popup-image {
    max-width: 100%;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    margin-bottom: 15px;
}

.popup-caption {
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-align: center;
    font-style: italic;
    margin-top: 10px;
}

/* 挑战框 */
.challenge-box {
    background-color: rgba(255, 107, 107, 0.1);
    padding: 25px 30px;
    border-radius: 15px;
    border-left: 4px solid var(--accent-color);
}

.challenge-box h3 {
    color: var(--accent-color);
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.challenge-box ul {
    list-style-type: none;
}

.challenge-box ul li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.challenge-box ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-size: 1.5rem;
    line-height: 1;
}

/* 比较框 */
.comparison-box {
    margin-bottom: 40px;
}

.comparison-box > p {
    font-size: 1.4rem;
    margin-bottom: 30px;
    color: var(--text-color);
}

.comparison-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    background-color: rgba(25, 35, 50, 0.5);
    padding: 20px;
    border-radius: 12px;
    transition: var(--transition);
}

.comparison-item:hover {
    background-color: rgba(30, 45, 65, 0.7);
    transform: translateX(10px);
}

.icon-box {
    width: 60px;
    height: 60px;
    background: rgba(77, 171, 247, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    flex-shrink: 0;
}

.icon-box i {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.comparison-item p {
    font-size: 1.2rem;
    color: var(--text-color);
}

/* 结论框 */
.conclusion-box {
    background-color: rgba(64, 192, 87, 0.1);
    padding: 25px 30px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(64, 192, 87, 0.3);
}

.conclusion-box p {
    font-size: 1.5rem;
    color: var(--text-color);
    font-weight: 500;
}

/* 模型与实现的两列两行布局 */
.model-implementation-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-bottom: 40px;
}

/* 顶部行：模型类型 */
.model-types-row {
    display: flex;
    gap: 30px;
}

.model-type-card {
    flex: 1;
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s ease;
    position: relative;
}

#intelligence-model {
    border-left: 4px solid var(--primary-color);
}

#computation-model {
    border-left: 4px solid var(--secondary-color);
}

.model-type-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.model-icon {
    width: 60px;
    height: 60px;
    background: rgba(30, 40, 50, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

#intelligence-model .model-icon {
    border: 2px solid var(--primary-color);
}

#computation-model .model-icon {
    border: 2px solid var(--secondary-color);
}

.model-icon i {
    font-size: 1.8rem;
}

#intelligence-model .model-icon i {
    color: var(--primary-color);
}

#computation-model .model-icon i {
    color: var(--secondary-color);
}

.model-type-card h3 {
    font-size: 1.6rem;
    margin-bottom: 10px;
    color: var(--light-text);
}

.model-type-card p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.model-type-card ul {
    list-style-type: none;
    padding: 0;
}

.model-type-card ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    color: var(--text-secondary);
}

.model-type-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    font-size: 1.5rem;
    line-height: 1;
}

#intelligence-model ul li::before {
    color: var(--primary-color);
}

#computation-model ul li::before {
    color: var(--secondary-color);
}

/* 底部行：实现方式 */
.implementation-row {
    display: flex;
    gap: 30px;
}

.implementation-column {
    flex: 1;
    background-color: rgba(25, 35, 45, 0.5);
    border-radius: 15px;
    padding: 25px;
}

.implementation-column h4 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--light-text);
    text-align: center;
}

.implementation-items {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.implementation-item {
    display: flex;
    align-items: center;
    background-color: rgba(30, 40, 50, 0.7);
    padding: 15px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.implementation-item:hover {
    transform: translateX(10px);
    background-color: rgba(40, 50, 60, 0.9);
}

.implementation-item i {
    font-size: 1.5rem;
    margin-right: 15px;
    width: 30px;
    text-align: center;
}

.implementation-column:first-child .implementation-item i {
    color: var(--primary-color);
}

.implementation-column:last-child .implementation-item i {
    color: var(--secondary-color);
}

.implementation-item p {
    font-size: 1.1rem;
    color: var(--text-color);
}

/* 查看提示样式 */
.view-hint {
    font-size: 0.85rem;
    color: var(--primary-color);
    opacity: 0.8;
    margin-left: 5px;
}

.implementation-item:hover .view-hint {
    opacity: 1;
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .model-type-card h3 {
        font-size: 1.4rem;
    }
    
    .implementation-column h4 {
        font-size: 1.2rem;
    }
}

@media (max-width: 768px) {
    .model-types-row {
        flex-direction: column;
    }
    
    .implementation-row {
        flex-direction: column;
    }
    
    .model-type-card, .implementation-column {
        margin-bottom: 20px;
    }
}

/* 三角概念 */
.triangle-concept {
    display: grid;
    grid-template-areas:
        "abstract abstract"
        "pattern concrete";
    gap: 30px;
    margin-top: 20px;
}

#abstract {
    grid-area: abstract;
    background-color: rgba(77, 171, 247, 0.1);
    border-top: 4px solid var(--primary-color);
}

#pattern {
    grid-area: pattern;
    background-color: rgba(64, 192, 87, 0.1);
    border-left: 4px solid var(--secondary-color);
}

#concrete {
    grid-area: concrete;
    background-color: rgba(255, 107, 107, 0.1);
    border-right: 4px solid var(--accent-color);
}

.concept-item {
    padding: 25px;
    border-radius: 15px;
    transition: var(--transition);
}

.concept-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.concept-item h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--light-text);
}

.concept-item ul {
    list-style-type: none;
}

.concept-item ul li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 12px;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.concept-item ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    font-size: 1.5rem;
    line-height: 1;
}

#abstract ul li::before { color: var(--primary-color); }
#pattern ul li::before { color: var(--secondary-color); }
#concrete ul li::before { color: var(--accent-color); }

/* 响应式设计 */
@media screen and (max-width: 1024px) {
    .slide-content {
        padding: 40px;
    }
    
    .slide-content h1 {
        font-size: 3.5rem;
    }
    
    .slide-content h2 {
        font-size: 2.2rem;
    }
    
    .slide-title {
        font-size: 2.4rem;
    }
    
    .example-grid {
        gap: 20px;
    }
}

@media screen and (max-width: 768px) {
    .presentation-container {
        padding-top: 60px;
    }
    
    .slides-container {
        height: calc(100vh - 60px);
    }
    
    .slide-content {
        padding: 30px;
        min-height: 80vh;
    }
    
    .slide-content h1 {
        font-size: 2.8rem;
    }
    
    .slide-content h2 {
        font-size: 1.8rem;
    }
    
    .slide-title {
        font-size: 2rem;
    }
    
    .example-grid {
        grid-template-columns: 1fr;
    }
    
    .triangle-concept {
        grid-template-areas:
            "abstract"
            "pattern"
            "concrete";
    }
    
    .presenter {
        margin-top: 40px;
        font-size: 1.2rem;
    }
    
    .date {
        font-size: 1rem;
    }
}

@media screen and (max-width: 480px) {
    .slide-content {
        padding: 20px;
    }
    
    .slide-content h1 {
        font-size: 2.2rem;
    }
    
    .slide-content h2 {
        font-size: 1.5rem;
    }
    
    .slide-title {
        font-size: 1.7rem;
    }
    
    .question-box p,
    .conclusion-box p {
        font-size: 1.2rem;
    }
    
    .example-item i {
        font-size: 2rem;
    }
    
    .example-item p,
    .comparison-item p {
        font-size: 1rem;
    }
    
    .concept-item h3 {
        font-size: 1.5rem;
    }
    
    .concept-item ul li {
        font-size: 1rem;
    }
}

/* 添加新的弹窗样式 */
/* 弹窗触发器样式 */
.popup-trigger {
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.popup-trigger:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(77, 171, 247, 0.5);
}

.popup-trigger::after {
    content: '\f05a'; /* 信息图标 */
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    top: 10px;
    right: 10px;
    color: var(--primary-color);
    font-size: 1.2rem;
    opacity: 0.7;
    transition: all 0.3s ease;
}

.popup-trigger:hover::after {
    transform: scale(1.2);
    opacity: 1;
}

/* 弹窗容器 */
.popup-container {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.popup-container.active {
    display: flex;
}

/* 弹窗内容 */
.popup-content {
    width: 90%;
    max-width: 500px;
    background-color: rgba(26, 38, 52, 0.95);
    border-radius: 15px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(77, 171, 247, 0.3);
    overflow: hidden;
    transform: scale(0.9);
    animation: scaleIn 0.3s forwards;
}

@keyframes scaleIn {
    to { transform: scale(1); }
}

/* 弹窗头部 */
.popup-header {
    padding: 20px 25px;
    background-color: rgba(77, 171, 247, 0.2);
    border-bottom: 1px solid rgba(77, 171, 247, 0.3);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.popup-header h3 {
    margin: 0;
    color: var(--light-text);
    font-size: 1.4rem;
}

.popup-close {
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    line-height: 1;
}

.popup-close:hover {
    color: var(--accent-color);
    transform: rotate(90deg);
}

/* 弹窗内容区 */
.popup-body {
    padding: 25px;
}

.popup-body p {
    margin: 0 0 15px 0;
    color: var(--text-color);
    font-size: 1.2rem;
}

.popup-body i {
    color: var(--secondary-color);
    margin-right: 10px;
}

.popup-insight {
    background-color: rgba(var(--accent-color-rgb), 0.1);
    padding: 15px;
    border-radius: 10px;
    border-left: 4px solid var(--accent-color);
    margin-top: 20px !important;
    font-size: 1.1rem !important;
    color: var(--text-secondary) !important;
}

/* 添加确认弹窗样式 */
.confirmation-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
}

.confirmation-modal.active {
    display: flex;
}

.confirmation-content {
    width: 90%;
    max-width: 450px;
    background-color: rgba(30, 42, 56, 0.95);
    border-radius: 15px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(77, 171, 247, 0.3);
    overflow: hidden;
    animation: scaleIn 0.3s forwards;
}

.confirmation-header {
    padding: 20px 25px;
    background-color: rgba(77, 171, 247, 0.2);
    border-bottom: 1px solid rgba(77, 171, 247, 0.3);
}

.confirmation-header h3 {
    margin: 0;
    color: var(--light-text);
    font-size: 1.4rem;
    text-align: center;
}

.confirmation-body {
    padding: 30px 25px;
    text-align: center;
}

.confirmation-body p {
    margin: 0;
    color: var(--light-text);
    font-size: 1.5rem;
    line-height: 1.5;
}

.confirmation-footer {
    padding: 20px;
    display: flex;
    justify-content: center;
}

#confirm-next-slide {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 35px;
    font-size: 1.2rem;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(77, 171, 247, 0.3);
}

#confirm-next-slide:hover {
    background-color: rgba(77, 171, 247, 0.8);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(77, 171, 247, 0.5);
}

/* 修改模式来源页面样式 */
.pattern-origin {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 20px 0;
    width: 100%;
}

.origin-explanation {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.explanation-item {
    background-color: rgba(40, 50, 60, 0.5);
    border-radius: 12px;
    padding: 20px;
    border-left: 5px solid var(--primary-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.explanation-item:hover {
    background-color: rgba(40, 50, 60, 0.7);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.explanation-item:nth-child(1) {
    border-left-color: var(--primary-color);
}

.explanation-item:nth-child(2) {
    border-left-color: var(--secondary-color);
}

.explanation-item:nth-child(3) {
    border-left-color: var(--accent-color);
}

.explanation-item h3 {
    font-size: 1.2rem;
    margin: 0 0 8px 0;
}

.explanation-item h3 i {
    font-size: 1.6rem;
    margin-right: 12px;
    padding: 10px;
    width: 26px;
    height: 26px;
}

.explanation-item:nth-child(1) h3 i {
    color: var(--primary-color);
}

.explanation-item:nth-child(2) h3 i {
    color: var(--secondary-color);
}

.explanation-item:nth-child(3) h3 i {
    color: var(--accent-color);
}

.explanation-item p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 0;
    color: var(--text-color);
}

.insight-box {
    margin-top: 25px;
    padding: 20px;
}

.insight-box p {
    font-size: 1.1rem;
    line-height: 1.5;
}

/* 添加示例卡片样式 */
.explanation-item {
    background-color: rgba(40, 50, 60, 0.5);
    border-radius: 12px;
    padding: 20px;
    border-left: 5px solid var(--primary-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.explanation-item:hover {
    background-color: rgba(40, 50, 60, 0.7);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.explanation-content {
    margin-bottom: 15px;
}

.examples-container {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.example-card {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 10px;
    padding: 12px;
    flex: 1;
    min-width: 160px;
    border: 1px solid rgba(100, 100, 100, 0.2);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.example-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border-color: var(--primary-color);
}

.explanation-item:nth-child(1) .example-card:hover {
    border-color: var(--primary-color);
}

.explanation-item:nth-child(2) .example-card:hover {
    border-color: var(--secondary-color);
}

.explanation-item:nth-child(3) .example-card:hover {
    border-color: var(--accent-color);
}

.example-card i {
    font-size: 1.8rem;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.explanation-item:nth-child(1) .example-card i {
    color: var(--primary-color);
}

.explanation-item:nth-child(2) .example-card i {
    color: var(--secondary-color);
}

.explanation-item:nth-child(3) .example-card i {
    color: var(--accent-color);
}

.example-card h4 {
    margin: 0 0 6px 0;
    font-size: 1rem;
    color: var(--light-text);
}

.example-card p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

@media (min-width: 768px) {
    .explanation-item {
        padding: 20px 25px;
    }
    
    .explanation-content {
        margin-right: 15px;
    }
}

@media (max-width: 767px) {
    .examples-container {
        margin-top: 15px;
    }
}

/* 卡片式布局样式 */
.pattern-cards {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 25px 0;
}

.pattern-card {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    width: calc(33.33% - 20px);
    min-height: 280px;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(100, 100, 100, 0.3);
    transition: all 0.3s ease;
    overflow: hidden;
}

.pattern-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.pattern-card:nth-child(1) {
    border-top: 4px solid var(--primary-color);
}

.pattern-card:nth-child(2) {
    border-top: 4px solid var(--secondary-color);
}

.pattern-card:nth-child(3) {
    border-top: 4px solid var(--accent-color);
}

.card-header {
    padding: 20px;
    display: flex;
    align-items: center;
    background-color: rgba(20, 30, 40, 0.5);
}

.card-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
}

.card-icon i {
    font-size: 1.8rem;
}

.pattern-card:nth-child(1) .card-icon i {
    color: var(--primary-color);
}

.pattern-card:nth-child(2) .card-icon i {
    color: var(--secondary-color);
}

.pattern-card:nth-child(3) .card-icon i {
    color: var(--accent-color);
}

.card-header h3 {
    margin: 0;
    font-size: 1.3rem;
    color: var(--light-text);
}

.card-body {
    padding: 15px 20px;
    flex-grow: 1;
}

.card-body p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.card-examples {
    padding: 0 20px 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.example-chip {
    background-color: rgba(40, 50, 60, 0.7);
    border-radius: 30px;
    padding: 8px 15px;
    display: flex;
    align-items: center;
    border: 1px solid rgba(100, 100, 100, 0.2);
    transition: all 0.2s ease;
}

.example-chip:hover {
    background-color: rgba(50, 60, 70, 0.8);
    transform: translateY(-2px);
}

.pattern-card:nth-child(1) .example-chip:hover {
    border-color: var(--primary-color);
}

.pattern-card:nth-child(2) .example-chip:hover {
    border-color: var(--secondary-color);
}

.pattern-card:nth-child(3) .example-chip:hover {
    border-color: var(--accent-color);
}

.example-chip i {
    font-size: 1rem;
    margin-right: 8px;
}

.pattern-card:nth-child(1) .example-chip i {
    color: var(--primary-color);
}

.pattern-card:nth-child(2) .example-chip i {
    color: var(--secondary-color);
}

.pattern-card:nth-child(3) .example-chip i {
    color: var(--accent-color);
}

.example-chip span {
    font-size: 0.9rem;
    color: var(--light-text);
}

.insight-box {
    background-color: rgba(var(--primary-color-rgb), 0.1);
    border-radius: 12px;
    padding: 18px 25px;
    margin-top: 25px;
    border: 1px solid rgba(var(--primary-color-rgb), 0.2);
}

.insight-box p {
    font-size: 1.1rem;
    text-align: center;
    color: var(--text-color);
    margin: 0;
    line-height: 1.5;
}

.insight-box i {
    color: var(--primary-color);
    margin-right: 8px;
    font-size: 1.2rem;
}

.insight-box strong {
    color: var(--light-text);
    font-weight: 600;
}

/* 响应式适配 */
@media (max-width: 900px) {
    .pattern-cards {
        flex-direction: column;
        align-items: center;
    }
    
    .pattern-card {
        width: 100%;
        max-width: 450px;
        min-height: auto;
    }
}

/* 添加过渡区块样式 */
.transition-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 25px 0 15px;
    padding: 10px;
}

.arrow-down {
    width: 40px;
    height: 40px;
    background-color: rgba(var(--primary-color-rgb), 0.2);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 15px;
    animation: pulse 2s infinite;
}

.arrow-down i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

@keyframes pulse {
    0% {
        transform: translateY(0);
        opacity: 0.6;
    }
    50% {
        transform: translateY(5px);
        opacity: 1;
    }
    100% {
        transform: translateY(0);
        opacity: 0.6;
    }
}

.transition-question {
    font-size: 1.15rem;
    color: var(--text-color);
    font-weight: 500;
    text-align: center;
    margin: 0;
    opacity: 0.9;
}

/* 概念比较和特征样式 */
.concept-comparison {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 30px;
}

.concept-section {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
}

#abstract-section {
    border-left: 4px solid var(--primary-color);
}

#pattern-section {
    border-left: 4px solid var(--secondary-color);
}

#concrete-section {
    border-left: 4px solid var(--accent-color);
}

.concept-section:hover {
    transform: translateX(5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.concept-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.concept-header i {
    font-size: 1.8rem;
    margin-right: 15px;
}

#abstract-section .concept-header i {
    color: var(--primary-color);
}

#pattern-section .concept-header i {
    color: var(--secondary-color);
}

#concrete-section .concept-header i {
    color: var(--accent-color);
}

.concept-header h3 {
    margin: 0;
    font-size: 1.6rem;
    color: var(--light-text);
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.feature-item {
    display: flex;
    flex-direction: column;
    background-color: rgba(40, 50, 60, 0.5);
    border-radius: 8px;
    padding: 15px;
}

.feature h4 {
    color: var(--light-text);
    margin: 0 0 5px 0;
    font-size: 1.1rem;
}

.feature p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.feature-example {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid rgba(100, 100, 100, 0.3);
    display: flex;
    align-items: baseline;
}

.example-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: 4px;
    margin-right: 8px;
    background-color: rgba(100, 100, 100, 0.3);
}

#abstract-section .example-label {
    background-color: rgba(var(--primary-color-rgb), 0.2);
}

#pattern-section .example-label {
    background-color: rgba(var(--secondary-color-rgb), 0.2);
}

#concrete-section .example-label {
    background-color: rgba(var(--accent-color-rgb), 0.2);
}

.feature-example p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    flex: 1;
}

.concept-relationship {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    position: relative;
}

.concept-relationship p {
    font-size: 1.1rem;
    color: var(--text-color);
    margin: 0 0 20px 0;
}

.relationship-arrow {
    display: inline-flex;
    align-items: center;
    margin: 0 15px;
}

.top-arrow {
    flex-direction: row-reverse;
}

.bottom-arrow {
    flex-direction: row;
}

.relationship-arrow i {
    font-size: 1.5rem;
    color: var(--accent-color);
}

.relationship-arrow span {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0 8px;
}

@media (min-width: 768px) {
    .concept-comparison {
        flex-direction: row;
    }
    
    .concept-section {
        flex: 1;
    }
    
    .feature-item {
        height: 100%;
    }
}

@media (max-width: 767px) {
    .concept-header h3 {
        font-size: 1.4rem;
    }
    
    .concept-relationship p {
        font-size: 1rem;
    }
}

/* 模式形成途径样式 */
.pathway-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin: 20px 0;
}

.pathway {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.pathway:nth-child(1) {
    border-left: 4px solid var(--primary-color);
}

.pathway:nth-child(2) {
    border-left: 4px solid var(--secondary-color);
}

.pathway:nth-child(3) {
    border-left: 4px solid var(--accent-color);
}

.pathway:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.pathway-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(40, 50, 60, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.pathway:nth-child(1) .pathway-icon i {
    color: var(--primary-color);
}

.pathway:nth-child(2) .pathway-icon i {
    color: var(--secondary-color);
}

.pathway:nth-child(3) .pathway-icon i {
    color: var(--accent-color);
}

.pathway-icon i {
    font-size: 1.5rem;
}

.pathway h3 {
    color: var(--light-text);
    margin: 0 0 15px 0;
    font-size: 1.4rem;
}

.pathway ul {
    margin: 0 0 15px 0;
    padding-left: 20px;
    color: var(--text-color);
}

.pathway li {
    margin-bottom: 8px;
    list-style-type: circle;
}

.pathway-note {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
    padding-top: 10px;
    border-top: 1px solid rgba(100, 100, 100, 0.3);
    font-style: italic;
}

@media (min-width: 768px) {
    .pathway-container {
        flex-direction: row;
    }
    
    .pathway {
        flex: 1;
    }
}

/* 三角关系视觉呈现样式 */
.visual-triangle {
    display: flex;
    justify-content: center;
    margin: 30px 0;
}

.triangle-diagram {
    position: relative;
    width: 400px;
    height: 350px;
    margin: 0 auto;
}

.triangle-node {
    position: absolute;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.4rem;
    font-weight: 600;
    transition: all 0.3s ease;
    color: var(--dark-text);
    z-index: 2;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    cursor: pointer;
}

#node-abstract {
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary-color);
}

#node-pattern {
    bottom: 30px;
    left: 15%;
    background-color: var(--secondary-color);
}

#node-concrete {
    bottom: 30px;
    right: 15%;
    background-color: var(--accent-color);
}

.triangle-node:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

#node-abstract:hover {
    transform: translateX(-50%) scale(1.1);
    box-shadow: 0 0 25px var(--primary-color);
}

#node-pattern:hover {
    transform: scale(1.1);
    box-shadow: 0 0 25px var(--secondary-color);
}

#node-concrete:hover {
    transform: scale(1.1);
    box-shadow: 0 0 25px var(--accent-color);
}

.triangle-edge {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* 连线样式 */
.triangle-edge::before,
.triangle-edge::after {
    content: "";
    position: absolute;
    height: 3px;
    border-radius: 3px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.triangle-edge .bottom-line {
    position: absolute;
    height: 3px;
    border-radius: 3px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

/* 抽象到模式的连线 */
.triangle-edge::before {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    width: 240px;
    top: 80px;
    left: 60px;
    transform: rotate(40deg);
}

/* 抽象到具象的连线 */
.triangle-edge::after {
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    width: 240px;
    top: 80px;
    right: 60px;
    transform: rotate(-40deg);
}

/* 模式到具象的连线 */
.triangle-edge .bottom-line {
    background: linear-gradient(to right, var(--secondary-color), var(--accent-color));
    width: 260px;
    bottom: 90px;
    left: 70px;
}

.flow-description {
    margin-top: 40px;
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 25px;
}

.flow-description h3 {
    text-align: center;
    color: var(--light-text);
    margin: 0 0 20px 0;
    font-size: 1.6rem;
}

.flow-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
    padding: 12px;
    background-color: rgba(40, 50, 60, 0.5);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.flow-item:hover {
    background-color: rgba(50, 60, 70, 0.7);
    transform: translateX(8px);
}

.flow-item i {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-right: 15px;
    margin-top: 3px;
}

.flow-item p {
    margin: 0;
    font-size: 1.1rem;
    color: var(--text-color);
    line-height: 1.4;
}

.flow-item .highlight {
    color: var(--light-text);
    font-weight: 600;
    background-color: rgba(var(--primary-color-rgb), 0.2);
    padding: 2px 8px;
    border-radius: 4px;
}

@media (max-width: 768px) {
    .triangle-diagram {
        width: 280px;
        height: 280px;
    }
    
    .triangle-node {
        width: 90px;
        height: 90px;
        font-size: 1.1rem;
    }
    
    .flow-item p {
        font-size: 1rem;
    }
}

/* SVG三角形关系样式 */
.triangle-svg {
    margin: 0 auto;
    display: block;
}

.triangle-line {
    stroke-width: 3px;
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.3));
}

.abstract-pattern-line {
    stroke: url(#abstract-pattern-gradient);
}

.abstract-concrete-line {
    stroke: url(#abstract-concrete-gradient);
}

.pattern-concrete-line {
    stroke: url(#pattern-concrete-gradient);
}

.triangle-node {
    cursor: pointer;
    transition: all 0.3s ease;
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.3));
}

.abstract-node {
    fill: var(--primary-color);
}

.pattern-node {
    fill: var(--secondary-color);
}

.concrete-node {
    fill: var(--accent-color);
}

.node-text {
    fill: var(--dark-text);
    text-anchor: middle;
    font-size: 1.4rem;
    font-weight: 600;
    pointer-events: none;
}

.triangle-node-group:hover .triangle-node {
    transform: scale(1.05);
    filter: drop-shadow(0 8px 15px rgba(0, 0, 0, 0.4));
}

#abstract-node-group:hover .triangle-node {
    filter: drop-shadow(0 0 15px var(--primary-color));
}

#pattern-node-group:hover .triangle-node {
    filter: drop-shadow(0 0 15px var(--secondary-color));
}

#concrete-node-group:hover .triangle-node {
    filter: drop-shadow(0 0 15px var(--accent-color));
}

@media (max-width: 768px) {
    .triangle-svg {
        width: 100%;
        height: auto;
    }
    
    .node-text {
        font-size: 1.1rem;
    }
}

/* 元提示词设计原理样式 */
.principle-box {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 25px;
    border-left: 4px solid var(--primary-color);
}

.principle-box p {
    color: var(--text-color);
    font-size: 1.1rem;
    line-height: 1.5;
    margin: 0;
}

.process-flow {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.process-step {
    display: flex;
    align-items: flex-start;
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 15px;
    transition: all 0.3s ease;
}

.process-step:nth-child(1) {
    border-left: 4px solid var(--primary-color);
}

.process-step:nth-child(2) {
    border-left: 4px solid var(--secondary-color);
}

.process-step:nth-child(3) {
    border-left: 4px solid var(--accent-color);
}

.process-step:hover {
    transform: translateX(8px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.4rem;
    font-weight: 600;
    margin-right: 15px;
    flex-shrink: 0;
}

.process-step:nth-child(1) .step-number {
    background-color: var(--primary-color);
    color: var(--dark-text);
}

.process-step:nth-child(2) .step-number {
    background-color: var(--secondary-color);
    color: var(--dark-text);
}

.process-step:nth-child(3) .step-number {
    background-color: var(--accent-color);
    color: var(--dark-text);
}

.step-content {
    flex: 1;
}

.step-content h3 {
    margin: 0 0 8px 0;
    font-size: 1.3rem;
    color: var(--light-text);
}

.step-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 1rem;
}

.conclusion-box {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    border-left: 4px solid var(--accent-color);
    text-align: center;
}

.conclusion-box p {
    color: var(--text-color);
    font-size: 1.1rem;
    line-height: 1.5;
    margin: 0;
}

@media (min-width: 768px) {
    .process-flow {
        flex-direction: row;
    }
    
    .process-step {
        flex: 1;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .step-number {
        margin-right: 0;
        margin-bottom: 15px;
    }
}

/* 过度抽象陷阱样式 */
.trap-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.trap-item {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.trap-item:nth-child(1) {
    border-left: 4px solid #ff6b6b;
}

.trap-item:nth-child(2) {
    border-left: 4px solid #ff9e4f;
}

.trap-item:nth-child(3) {
    border-left: 4px solid #ffd166;
}

.trap-item:hover {
    transform: translateX(8px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.trap-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    background-color: rgba(40, 50, 60, 0.8);
}

.trap-item:nth-child(1) .trap-icon i {
    color: #ff6b6b;
}

.trap-item:nth-child(2) .trap-icon i {
    color: #ff9e4f;
}

.trap-item:nth-child(3) .trap-icon i {
    color: #ffd166;
}

.trap-icon i {
    font-size: 1.5rem;
}

.trap-item h3 {
    color: var(--light-text);
    margin: 0 0 10px 0;
    font-size: 1.3rem;
}

.trap-item p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 1rem;
    line-height: 1.5;
}

.reality-box {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 25px;
    border-left: 4px solid var(--secondary-color);
}

.reality-box h3 {
    color: var(--light-text);
    margin: 0 0 10px 0;
    font-size: 1.3rem;
}

.reality-box p {
    color: var(--text-color);
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.5;
}

.conclusion-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(40, 50, 60, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px auto;
}

.conclusion-icon i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

@media (min-width: 768px) {
    .trap-container {
        flex-direction: row;
    }
    
    .trap-item {
        flex: 1;
    }
}

/* 过渡弹框样式 */
.transition-slide {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
}

.question-popup {
    max-width: 800px;
    width: 90%;
    background: rgba(20, 30, 40, 0.8);
    border: 2px solid var(--primary-color);
    border-radius: 15px;
    box-shadow: 0 0 30px rgba(var(--primary-color-rgb), 0.5);
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    animation: pulse-border 2s infinite;
}

@keyframes pulse-border {
    0% {
        box-shadow: 0 0 25px rgba(var(--primary-color-rgb), 0.6);
    }
    50% {
        box-shadow: 0 0 40px rgba(var(--primary-color-rgb), 0.8);
    }
    100% {
        box-shadow: 0 0 25px rgba(var(--primary-color-rgb), 0.6);
    }
}

.popup-question h2 {
    color: var(--light-text);
    font-size: 2.2rem;
    margin-bottom: 30px;
    line-height: 1.3;
    text-shadow: 0 0 10px rgba(var(--primary-color-rgb), 0.8);
}

.popup-answer {
    display: inline-block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    padding: 10px 30px;
    border-radius: 8px;
    background-color: rgba(var(--accent-color-rgb), 0.2);
    box-shadow: 0 0 20px rgba(var(--accent-color-rgb), 0.4);
    animation: pulse-answer 2s infinite;
}

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

@media (max-width: 768px) {
    .question-popup {
        padding: 25px;
    }
    
    .popup-question h2 {
        font-size: 1.8rem;
    }
    
    .popup-answer {
        font-size: 2rem;
        padding: 8px 20px;
    }
}

/* 从认知三角到模型对比页面样式 */
.experiment-box {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 25px;
    border-left: 4px solid var(--primary-color);
}

.experiment-box h3 {
    color: var(--light-text);
    margin: 0 0 15px 0;
    font-size: 1.3rem;
}

.experiment-box p {
    color: var(--text-color);
    margin: 0 0 15px 0;
    font-size: 1.05rem;
}

.question-highlight {
    background-color: rgba(var(--primary-color-rgb), 0.2);
    border-radius: 8px;
    padding: 15px;
    margin: 15px 0;
    text-align: center;
    border-left: 3px solid var(--primary-color);
}

.question-highlight p {
    color: var(--light-text);
    font-size: 1.4rem;
    font-weight: 600;
    margin: 0;
}

.observation {
    background-color: rgba(40, 50, 60, 0.6);
    border-radius: 8px;
    padding: 15px;
    margin-top: 20px;
}

.observation p {
    color: var(--light-text);
    margin: 0 0 10px 0;
    font-size: 1.1rem;
}

.observation ul {
    margin: 0;
    padding-left: 20px;
    color: var(--text-secondary);
}

.observation li {
    margin-bottom: 8px;
    padding-left: 5px;
}

.insight-box {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    border-left: 4px solid var(--accent-color);
    margin-bottom: 20px;
}

.insight-box p {
    color: var(--text-color);
    font-size: 1.1rem;
    line-height: 1.5;
    margin: 0;
    font-style: italic;
}

/* 观察触发器和弹出框样式 */
.observation-trigger {
    background-color: rgba(var(--primary-color-rgb), 0.2);
    border-radius: 8px;
    padding: 15px;
    margin: 15px 0;
    text-align: center;
    cursor: pointer;
    border-left: 3px solid var(--primary-color);
    transition: all 0.3s ease;
}

.observation-trigger p {
    color: var(--light-text);
    font-size: 1.2rem;
    font-weight: 500;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.observation-trigger i {
    margin-left: 10px;
    transition: transform 0.3s ease;
}

.observation-trigger:hover {
    background-color: rgba(var(--primary-color-rgb), 0.3);
    transform: translateY(-2px);
}

.observation-popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
}

.observation-popup.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.observation-popup .observation {
    width: 90%;
    max-width: 600px;
    background-color: rgba(30, 40, 50, 0.95);
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(var(--primary-color-rgb), 0.3);
    overflow: hidden;
    animation: scaleIn 0.3s forwards;
}

.observation-popup .popup-header {
    padding: 15px 20px;
    background-color: rgba(var(--primary-color-rgb), 0.2);
    border-bottom: 1px solid rgba(var(--primary-color-rgb), 0.3);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.observation-popup .popup-header h3 {
    color: var(--light-text);
    margin: 0;
    font-size: 1.3rem;
}

.observation-popup .popup-close {
    color: var(--text-secondary);
    font-size: 1.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.observation-popup .popup-close:hover {
    color: var(--accent-color);
    transform: rotate(90deg);
}

.observation-popup .popup-body {
    padding: 20px;
}

.observation-popup ul {
    margin: 0;
    padding-left: 25px;
    color: var(--text-color);
}

.observation-popup li {
    margin-bottom: 12px;
    font-size: 1.1rem;
    line-height: 1.4;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scaleIn {
    from { transform: scale(0.9); }
    to { transform: scale(1); }
}

.popup-answer.skeptical {
    color: #f95d6a;
    background-color: rgba(249, 93, 106, 0.1);
    box-shadow: 0 0 20px rgba(249, 93, 106, 0.2);
    font-style: italic;
}

/* 模型与实现区别页面样式 */
.distinction-box {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin: 30px 0;
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 25px;
    border-left: 4px solid var(--secondary-color);
}

.distinction-item {
    padding: 15px;
    background-color: rgba(40, 50, 60, 0.5);
    border-radius: 8px;
    transition: all 0.3s ease;
}

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

.distinction-item h3 {
    color: var(--light-text);
    margin: 0 0 10px 0;
    font-size: 1.4rem;
    position: relative;
    padding-left: 30px;
}

.distinction-item:nth-child(1) h3::before {
    content: "\f0eb";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    color: var(--primary-color);
    position: absolute;
    left: 0;
    top: 2px;
}

.distinction-item:nth-child(2) h3::before {
    content: "\f085";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    color: var(--accent-color);
    position: absolute;
    left: 0;
    top: 2px;
}

.distinction-item p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.5;
}

.example-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 15px;
    margin-top: 30px;
}

.example-item {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}

.example-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.example-item i {
    font-size: 2rem;
    margin-right: 20px;
    color: var(--primary-color);
    background-color: rgba(var(--primary-color-rgb), 0.1);
    padding: 15px;
    border-radius: 50%;
    min-width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.example-item:nth-child(1) i {
    color: var(--primary-color);
    background-color: rgba(var(--primary-color-rgb), 0.1);
}

.example-item:nth-child(2) i {
    color: var(--secondary-color);
    background-color: rgba(var(--secondary-color-rgb), 0.1);
}

.example-item:nth-child(3) i {
    color: var(--accent-color);
    background-color: rgba(var(--accent-color-rgb), 0.1);
}

.example-item p {
    color: var(--text-color);
    margin: 0;
    font-size: 1.1rem;
    line-height: 1.5;
}

@media (min-width: 768px) {
    .distinction-box {
        flex-direction: row;
    }
    
    .distinction-item {
        flex: 1;
    }
    
    .example-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 两种根本不同的模型样式 */
.model-comparison {
    display: flex;
    gap: 30px;
    margin-top: 20px;
    margin-bottom: 30px;
    width: 100%;
}

.model-type {
    flex: 1;
    background-color: rgba(30, 40, 50, 0.8); /* 略微增加不透明度 */
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2); /* 增强阴影 */
}

#probabilistic-model {
    border-left: 5px solid var(--primary-color); /* 加粗边框 */
}

#computational-model {
    border-left: 5px solid var(--secondary-color); /* 加粗边框 */
}

.model-type:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.model-type h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: white; /* 确保标题颜色为白色，增强对比度 */
    text-align: center;
    font-weight: 600; /* 加粗标题 */
}

.model-type ul {
    list-style-type: none;
    padding: 0;
}

.model-type ul li {
    position: relative;
    padding-left: 35px;
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.9); /* 增强列表项文本对比度 */
    font-size: 1.1rem;
    line-height: 1.5; /* 增加行高 */
    display: flex;
    align-items: flex-start;
}

.model-type ul li i {
    position: absolute;
    left: 0;
    top: 3px;
    width: 25px;
    text-align: center;
    font-size: 1.2rem;
}

#probabilistic-model ul li i {
    color: var(--primary-color);
}

#computational-model ul li i {
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    .model-comparison {
        flex-direction: column;
    }
    
    .model-type {
        margin-bottom: 20px;
    }
    
    .model-type h3 {
        font-size: 1.4rem;
    }
    
    .model-type ul li {
        font-size: 1rem;
    }
}

/* 技能网格样式 */
.skill-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin: 25px 0;
}

.skill-item {
    display: flex;
    align-items: center;
    background-color: rgba(30, 40, 50, 0.7);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.skill-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    background-color: rgba(40, 50, 60, 0.8);
}

.skill-item i {
    font-size: 2rem;
    margin-right: 20px;
    color: var(--primary-color);
    background-color: rgba(var(--primary-color-rgb), 0.1);
    padding: 15px;
    border-radius: 50%;
    min-width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.skill-item p {
    color: var(--text-color);
    margin: 0;
    font-size: 1.1rem;
    line-height: 1.4;
}

@media (max-width: 768px) {
    .skill-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .skill-item {
        padding: 15px;
    }
    
    .skill-item i {
        font-size: 1.6rem;
    }
    
    .skill-item p {
        font-size: 1rem;
    }
}

/* 观察框样式 */
.observation-box {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
    border-left: 4px solid var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.observation-box p {
    color: var(--text-color);
    font-size: 1.2rem;
    margin: 0 0 20px 0;
    line-height: 1.5;
}

.observation-box p:last-child {
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .observation-box {
        padding: 20px;
    }
    
    .observation-box p {
        font-size: 1.1rem;
    }
}

/* 大模型与人类本质区别样式 */
.difference-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin: 30px 0;
}

.difference-item {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
}

.difference-item:nth-child(1) {
    border-left: 5px solid var(--primary-color);
}

.difference-item:nth-child(2) {
    border-left: 5px solid var(--accent-color);
}

.difference-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    background-color: rgba(40, 50, 60, 0.8);
}

.difference-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(20, 30, 40, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px;
    border: 2px solid rgba(120, 130, 140, 0.3);
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
    flex-shrink: 0;
}

.difference-item:nth-child(1) .difference-icon {
    background-color: rgba(var(--primary-color-rgb), 0.1);
}

.difference-item:nth-child(2) .difference-icon {
    background-color: rgba(var(--accent-color-rgb), 0.1);
}

.difference-item:nth-child(1) .difference-icon i {
    color: var(--primary-color);
}

.difference-item:nth-child(2) .difference-icon i {
    color: var(--accent-color);
}

.difference-icon i {
    font-size: 1.8rem;
}

.difference-item h3 {
    font-size: 1.6rem;
    margin: 0 0 15px 0;
    color: white;
    font-weight: 600;
}

.difference-item p {
    color: var(--text-color);
    font-size: 1.1rem;
    line-height: 1.5;
    margin: 0 0 15px 0;
}

.difference-item p:last-child {
    margin-bottom: 0;
}

.implication {
    background-color: rgba(40, 50, 60, 0.5);
    padding: 15px;
    border-radius: 10px;
    border-left: 3px solid var(--accent-color);
    font-style: italic;
}

@media (min-width: 768px) {
    .difference-container {
        flex-direction: row;
    }
    
    .difference-item {
        flex: 1;
    }
}

@media (max-width: 768px) {
    .difference-item h3 {
        font-size: 1.4rem;
    }
    
    .difference-item p {
        font-size: 1rem;
    }
}

/* 人类核心优势样式 */
.advantage-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin: 30px 0;
}

.advantage-item {
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
}

.advantage-item:nth-child(1) {
    border-left: 5px solid var(--secondary-color);
}

.advantage-item:nth-child(2) {
    border-left: 5px solid var(--primary-color);
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    background-color: rgba(40, 50, 60, 0.8);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(30, 40, 50, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.advantage-item:nth-child(1) .advantage-icon {
    background-color: rgba(var(--secondary-color-rgb), 0.1);
}

.advantage-item:nth-child(2) .advantage-icon {
    background-color: rgba(var(--primary-color-rgb), 0.1);
}

.advantage-item:nth-child(1) .advantage-icon i {
    color: var(--secondary-color);
}

.advantage-item:nth-child(2) .advantage-icon i {
    color: var(--primary-color);
}

.advantage-icon i {
    font-size: 1.8rem;
}

.advantage-item h3 {
    font-size: 1.6rem;
    margin: 0 0 15px 0;
    color: white;
    font-weight: 600;
}

.advantage-item p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 0;
    color: var(--text-color);
}

@media (min-width: 768px) {
    .advantage-container {
        flex-direction: row;
    }
    
    .advantage-item {
        flex: 1;
    }
}

@media (max-width: 768px) {
    .advantage-item h3 {
        font-size: 1.4rem;
    }
    
    .advantage-item p {
        font-size: 1rem;
    }
}

/* 人类、AI与计算机的三角互补关系样式 */
.triangle-relationship {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    margin-top: 40px;
}

.relationship-node {
    flex: 1;
    background-color: rgba(30, 40, 50, 0.7);
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.relationship-node:hover {
    transform: translateY(-10px);
}

.relationship-node i {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.relationship-node.human i {
    color: var(--primary-color);
}

.relationship-node.ai i {
    color: var(--secondary-color);
}

.relationship-node.computer i {
    color: var(--accent-color);
}

.relationship-node h3 {
    font-size: 1.6rem;
    margin: 0 0 15px 0;
    color: var(--light-text);
}

.relationship-node p {
    font-size: 1.1rem;
    color: var(--text-color);
    margin: 0 0 12px 0;
}

.relationship-node p.role {
    font-style: italic;
    color: var(--text-secondary);
    margin-top: 15px;
    font-size: 1rem;
    padding: 5px 10px;
    border-radius: 5px;
}

.relationship-node.human p.role {
    background-color: rgba(var(--primary-color-rgb), 0.2);
}

.relationship-node.ai p.role {
    background-color: rgba(var(--secondary-color-rgb), 0.2);
}

.relationship-node.computer p.role {
    background-color: rgba(var(--accent-color-rgb), 0.2);
}

.relationship-node p.focus {
    border-top: 1px solid rgba(100, 100, 100, 0.3);
    padding-top: 12px;
    margin-top: 12px;
    font-size: 1rem;
}

@media (max-width: 992px) {
    .triangle-relationship {
        flex-direction: column;
    }
    
    .relationship-node {
        margin-bottom: 20px;
    }
    
    .relationship-node:hover {
        transform: translateX(10px);
    }
}

/* 哲学引用样式 */
.philosophy-quote {
    font-family: 'Times New Roman', serif;
    font-size: 1.6rem;
    font-style: italic;
    color: var(--primary-color);
    text-align: center;
    margin: 0 0 0 15px;
    padding: 5px 20px;
    position: relative;
    display: inline-block;
    text-shadow: 0 0 10px rgba(77, 171, 247, 0.3);
    font-weight: 600;
    letter-spacing: 1px;
}

.philosophy-quote::before,
.philosophy-quote::after {
    content: '';
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(77, 171, 247, 0.7), transparent);
    width: 80%;
    left: 10%;
}

.philosophy-quote::before {
    top: -5px;
}

.philosophy-quote::after {
    bottom: -5px;
}

.difference-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.difference-item:nth-child(1) .philosophy-quote {
    color: #4dabf7;
}

.difference-item:nth-child(2) .philosophy-quote {
    color: #ff6b6b;
}

@media (max-width: 768px) {
    .difference-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .philosophy-quote {
        margin: 15px 0;
        font-size: 1.4rem;
    }
    
    .difference-icon {
        margin-right: 0;
        margin-bottom: 10px;
    }
}

/* 内心OS */
.inner-thought {
    display: flex;
    align-items: center;
    background: rgba(40, 50, 60, 0.6);
    border-radius: 18px;
    padding: 15px 20px;
    margin: 25px auto;
    max-width: 85%;
    position: relative;
    border-left: 3px solid rgba(127, 191, 127, 0.8);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.inner-thought::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 30px;
    width: 20px;
    height: 20px;
    background: rgba(40, 50, 60, 0.6);
    transform: rotate(45deg);
    border-bottom: 3px solid rgba(127, 191, 127, 0.8);
    border-right: 3px solid rgba(127, 191, 127, 0.8);
}

.inner-thought i {
    font-size: 1.8rem;
    color: rgba(127, 191, 127, 0.9);
    margin-right: 15px;
    flex-shrink: 0;
}

.inner-thought p {
    font-size: 1.1rem;
    line-height: 1.4;
    margin: 0;
    color: var(--text-color);
    font-style: italic;
}

@media (max-width: 768px) {
    .inner-thought {
        flex-direction: column;
        text-align: center;
        padding: 18px 15px;
    }
    
    .inner-thought i {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    .inner-thought::before {
        left: 50%;
        transform: translateX(-50%) rotate(45deg);
    }
}

@media (min-width: 768px) {
    .inner-thought {
        flex-direction: row;
        align-items: center;
        padding: 15px 20px;
    }
    
    .inner-thought i {
        margin-right: 15px;
    }
    
    .inner-thought::before {
        left: 30px;
    }
}

/* 结语和展望页面样式 */
.summary-box {
    background-color: rgba(30, 40, 50, 0.6);
    border-radius: 15px;
    padding: 20px 30px;
    margin-bottom: 30px;
    border-left: 3px solid rgba(77, 171, 247, 0.8);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.summary-box p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-color);
    margin: 0;
}

/* AI时代的未来展望样式 */
.slide-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 30px;
    font-weight: 500;
}

.guidance-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.guidance-item {
    background-color: rgba(30, 40, 50, 0.6);
    border-radius: 15px;
    padding: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    border-left: 3px solid transparent;
}

.guidance-item:nth-child(1) {
    border-color: rgba(77, 171, 247, 0.8); /* 蓝色 */
}

.guidance-item:nth-child(2) {
    border-color: rgba(255, 107, 107, 0.8); /* 红色 */
}

.guidance-item:nth-child(3) {
    border-color: rgba(127, 255, 127, 0.8); /* 绿色 */
}

.guidance-item:nth-child(4) {
    border-color: rgba(255, 180, 60, 0.8); /* 橙色 */
}

.guidance-item:nth-child(5) {
    border-color: rgba(180, 120, 255, 0.8); /* 紫色 */
}

.guidance-item:nth-child(6) {
    border-color: rgba(255, 216, 107, 0.8); /* 黄色 */
}

.guidance-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.guidance-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(20, 30, 40, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    border: 2px solid rgba(120, 130, 140, 0.3);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
}

.guidance-icon i {
    font-size: 1.4rem;
    color: var(--primary-color);
}

.guidance-item:nth-child(1) .guidance-icon i {
    color: rgba(77, 171, 247, 1); /* 蓝色 */
}

.guidance-item:nth-child(2) .guidance-icon i {
    color: rgba(255, 107, 107, 1); /* 红色 */
}

.guidance-item:nth-child(3) .guidance-icon i {
    color: rgba(127, 220, 127, 1); /* 绿色 */
}

.guidance-item:nth-child(4) .guidance-icon i {
    color: rgba(255, 180, 60, 1); /* 橙色 */
}

.guidance-item:nth-child(5) .guidance-icon i {
    color: rgba(180, 120, 255, 1); /* 紫色 */
}

.guidance-item:nth-child(6) .guidance-icon i {
    color: rgba(255, 216, 107, 1); /* 黄色 */
}

.guidance-item h4 {
    font-size: 1.3rem;
    margin: 0 0 10px 0;
    color: var(--text-color);
}

.guidance-item p {
    font-size: 1rem;
    line-height: 1.5;
    margin: 0;
    color: var(--text-color);
    opacity: 0.9;
}

@media (max-width: 992px) {
    .guidance-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .slide-subtitle {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }
    
    .guidance-item {
        padding: 15px;
    }
    
    .guidance-icon {
        width: 40px;
        height: 40px;
    }
    
    .guidance-icon i {
        font-size: 1.2rem;
    }
    
    .guidance-item h4 {
        font-size: 1.2rem;
    }
    
    .guidance-item p {
        font-size: 0.95rem;
    }
}

.thank-you {
    text-align: center;
    margin-top: 40px;
    animation: fadeIn 1s ease-in-out;
}

.thank-you h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    text-shadow: 0 0 10px rgba(77, 171, 247, 0.4);
}

.thank-you p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .thank-you h3 {
        font-size: 1.8rem;
    }
    
    .thank-you p {
        font-size: 1.1rem;
    }
}

/* 意图交互模式演示文稿的特殊样式 */
.equation-box {
    margin: 30px auto;
    max-width: 500px;
    text-align: center;
}

.equation {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.equation .term, .equation .result {
    font-size: 1.8rem;
    font-weight: 600;
    padding: 10px 15px;
    border-radius: 8px;
}

.equation .term {
    background: rgba(77, 171, 247, 0.2);
    color: #4DABF7;
}

.equation .result {
    background: rgba(94, 234, 212, 0.2);
    color: #5EEAD4;
    font-weight: 700;
}

.equation .operator {
    font-size: 2rem;
    margin: 0 15px;
    color: rgba(255, 255, 255, 0.7);
}

.flow-diagram {
    margin: 40px auto;
    max-width: 600px;
}

.flow-item {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 20px;
}

.flow-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(77, 171, 247, 0.2);
    border-radius: 50%;
    margin-right: 20px;
}

.flow-icon i {
    font-size: 1.5rem;
    color: #4DABF7;
}

.flow-content {
    flex: 1;
}

.flow-content h4 {
    margin: 0 0 5px 0;
    color: #fff;
}

.flow-content p {
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
}

.flow-arrow {
    text-align: center;
    margin: 10px 0;
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.5rem;
}

.solution-diagram {
    margin: 30px auto;
    max-width: 700px;
}

.solution-path {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.solution-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    position: relative;
}

.solution-node i {
    font-size: 2rem;
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.8);
}

.solution-node span {
    text-align: center;
    font-weight: 500;
}

.node-label {
    position: absolute;
    bottom: -25px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

.solution-arrow {
    margin: 0 15px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.5rem;
}

.highlight-node {
    background: rgba(94, 234, 212, 0.2);
    border: 1px solid rgba(94, 234, 212, 0.5);
}

.highlight-node i, .highlight-node span {
    color: #5EEAD4;
}

.comparison-container {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 30px auto;
    max-width: 800px;
}

.comparison-column {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.highlight-column {
    background: rgba(94, 234, 212, 0.1);
    border: 1px solid rgba(94, 234, 212, 0.3);
}

.comparison-header {
    display: flex;
    align-items: center;
    padding: 15px;
    background: rgba(0, 0, 0, 0.2);
}

.comparison-header i {
    font-size: 1.5rem;
    margin-right: 10px;
    color: rgba(255, 255, 255, 0.8);
}

.comparison-header h3 {
    margin: 0;
    font-size: 1.2rem;
}

.comparison-body {
    padding: 15px;
}

.comparison-body h4 {
    margin-top: 0;
    color: #fff;
}

.example-code {
    background: rgba(0, 0, 0, 0.3);
    padding: 10px;
    border-radius: 5px;
    font-family: monospace;
    margin-top: 15px;
}

.example-code p {
    margin: 5px 0;
    color: #aaa;
}

.comparison-vs {
    padding: 0 20px;
    font-size: 1.3rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.6);
}

.advantage-list {
    margin: 30px auto;
    max-width: 600px;
}

.advantage-list h4 {
    margin-bottom: 15px;
    color: #fff;
}

.advantage-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.advantage-item i {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(94, 234, 212, 0.2);
    border-radius: 50%;
    margin-right: 15px;
    color: #5EEAD4;
}

.advantage-item p {
    margin: 0;
}

.project-intro {
    display: flex;
    align-items: center;
    margin: 30px auto;
    max-width: 700px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
}

.project-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-right: 20px;
    margin-right: 20px;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.project-logo i {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: #5EEAD4;
}

.project-logo h3 {
    margin: 0 0 5px 0;
    font-size: 1.8rem;
    color: #fff;
}

.project-logo p {
    margin: 0;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

.project-description {
    flex: 1;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 30px auto;
    max-width: 800px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(94, 234, 212, 0.1);
    border-radius: 50%;
    margin-bottom: 15px;
}

.feature-icon i {
    font-size: 1.8rem;
    color: #5EEAD4;
}

.feature-card h4 {
    margin: 0 0 10px 0;
    color: #fff;
}

.feature-card p {
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
}

.summary-box {
    margin: 30px auto;
    max-width: 800px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
}

.future-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 30px auto;
    max-width: 900px;
}

.future-column {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
}

.future-column h3 {
    margin-top: 0;
    display: flex;
    align-items: center;
    color: #fff;
}

.future-column h3 i {
    margin-right: 10px;
    color: #5EEAD4;
}

.future-column ul {
    padding-left: 20px;
    margin: 15px 0 0 0;
}

.future-column li {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.8);
}

.thank-you {
    text-align: center;
    margin-top: 40px;
}

.thank-you h3 {
    font-size: 2rem;
    margin-bottom: 5px;
    color: #5EEAD4;
}

@media (max-width: 768px) {
    .feature-grid, .future-container {
        grid-template-columns: 1fr;
    }
    
    .comparison-container {
        flex-direction: column;
    }
    
    .comparison-column {
        width: 100%;
        margin-bottom: 20px;
    }
    
    .comparison-vs {
        margin: 10px 0;
    }
    
    .project-intro {
        flex-direction: column;
        text-align: center;
    }
    
    .project-logo {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        padding-right: 0;
        margin-right: 0;
        padding-bottom: 20px;
        margin-bottom: 20px;
    }
}

/* 添加内容网格布局 */
.content-grid {
    display: grid;
    grid-template-columns: 40% 60%;
    gap: 20px;
    width: 100%;
    margin: 0 auto;
}

.left-column, .right-column {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.human-image {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 20px;
}

/* 背景装饰元素 */
.bg-decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.deco-circle {
    position: absolute;
    top: var(--top);
    right: var(--right);
    width: var(--size);
    height: var(--size);
    border-radius: 50%;
    background: var(--highlight-color);
    opacity: var(--opacity);
}

.deco-triangle {
    position: absolute;
    bottom: var(--bottom);
    left: var(--left);
    width: 0;
    height: 0;
    border-left: calc(var(--size) / 2) solid transparent;
    border-right: calc(var(--size) / 2) solid transparent;
    border-bottom: var(--size) solid var(--highlight-color);
    opacity: var(--opacity);
}

/* 调整特性列表样式 */
.feature-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    background: rgba(255, 255, 255, 0.03);
    padding: 12px;
    border-radius: 8px;
    border-left: 3px solid var(--highlight-color);
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateX(5px);
    background: rgba(255, 255, 255, 0.05);
}

/* 确保等式框在两列布局下更加突出 */
.equation-box {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 15px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* 结论框样式增强 */
.conclusion-box {
    background: linear-gradient(90deg, rgba(0,0,0,0) 0%, rgba(var(--highlight-color-rgb), 0.1) 50%, rgba(0,0,0,0) 100%);
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    font-size: 1.2em;
    margin-top: 20px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .human-image {
        display: none;
    }
}

/* 代码示例样式 */
.code-example {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 20px;
    max-height: 400px;
    overflow-y: auto;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.3);
    font-family: 'Consolas', 'Monaco', monospace;
}

.code-example pre {
    margin: 0;
}

.code-example code {
    color: #e6f1ff;
    font-size: 14px;
    line-height: 1.5;
    display: block;
    white-space: pre;
}

/* 解释框样式 */
.explanation-box {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    padding: 15px 20px;
    margin-bottom: 20px;
}

.explanation-box h3 {
    font-size: 1.3em;
    margin-bottom: 15px;
    color: var(--highlight-color);
}

.explanation-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 12px;
}

.explanation-item i {
    color: var(--highlight-color);
    margin-right: 10px;
    font-size: 1.1em;
    margin-top: 4px;
}

.explanation-item p {
    margin: 0;
    line-height: 1.4;
}

.explanation-item strong {
    color: var(--highlight-color);
    font-weight: 600;
}

/* GitHub按钮样式 */
.github-button {
    display: inline-flex;
    align-items: center;
    background: #24292e;
    color: #fff;
    padding: 8px 16px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.github-button i {
    margin-right: 8px;
    font-size: 1.2em;
}

.github-button:hover {
    background: #0366d6;
    transform: translateY(-2px);
    box-shadow: 0 7px 14px rgba(0, 0, 0, 0.25);
}

/* 代码预览样式 */
.code-preview {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 20px;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.3);
    font-family: 'Consolas', 'Monaco', monospace;
}

.code-preview h3 {
    font-size: 1.2em;
    margin-bottom: 12px;
    color: var(--highlight-color);
}

.code-snippet {
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 15px;
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.2);
    padding: 10px;
}

.code-snippet pre {
    margin: 0;
}

.code-snippet code {
    color: #e6f1ff;
    font-size: 14px;
    line-height: 1.5;
    display: block;
    white-space: pre;
}

/* 查看代码按钮 */
.view-code-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 10px;
    background: rgba(var(--highlight-color-rgb), 0.1);
    border: 1px solid var(--highlight-color);
    border-radius: 6px;
    color: var(--highlight-color);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.view-code-btn i {
    margin-right: 8px;
}

.view-code-btn:hover {
    background: rgba(var(--highlight-color-rgb), 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* 代码弹窗样式 */
.code-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.code-modal.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.code-modal-content {
    width: 80%;
    max-width: 900px;
    max-height: 85vh;
    background: #112240; /* 使用深蓝色背景 */
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    animation: scaleIn 0.3s ease;
    border: 1px solid rgba(100, 255, 218, 0.1);
}

.code-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: rgba(10, 25, 47, 0.8); /* 更深的背景色 */
    border-bottom: 1px solid rgba(100, 255, 218, 0.1);
}

.code-modal-header h3 {
    margin: 0;
    color: #64ffda; /* 高亮色 */
    font-size: 1.3em;
}

.close-modal-btn {
    background: none;
    border: none;
    color: #ccd6f6;
    font-size: 1.2em;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.close-modal-btn:hover {
    opacity: 1;
    color: #64ffda;
}

.code-modal-body {
    padding: 20px;
    overflow-y: auto;
    max-height: calc(85vh - 60px);
    background: #112240; /* 确保内容区也是深蓝色 */
}

.code-modal-body pre {
    margin: 0;
    background: transparent;
}

.code-modal-body code {
    color: #e6f1ff;
    font-size: 18px;
    line-height: 1.5;
    white-space: pre;
    background: transparent;
}

/* 用户维度样式 */
.user-tiers-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 30px 0;
}

.user-tier {
    background: rgba(0, 0, 0, 0.15);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.user-tier:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    background: rgba(0, 0, 0, 0.25);
    border-color: rgba(var(--highlight-color-rgb), 0.3);
}

.user-tier:nth-child(1):hover {
    border-color: rgba(100, 255, 218, 0.3);
}

.user-tier:nth-child(2):hover {
    border-color: rgba(77, 171, 247, 0.3);
}

.user-tier:nth-child(3):hover {
    border-color: rgba(255, 120, 120, 0.3);
}

.tier-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    font-size: 1.5em;
    color: var(--highlight-color);
    margin-left: auto;
    margin-right: auto;
}

.user-tier:nth-child(1) .tier-icon {
    color: rgb(100, 255, 218);
}

.user-tier:nth-child(2) .tier-icon {
    color: rgb(77, 171, 247);
}

.user-tier:nth-child(3) .tier-icon {
    color: rgb(255, 120, 120);
}

.user-tier h3 {
    font-size: 1.3em;
    margin-bottom: 15px;
    text-align: center;
    font-weight: 600;
}

.tier-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.tier-feature {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.tier-feature i {
    font-size: 1em;
    color: var(--highlight-color);
    opacity: 0.9;
    margin-top: 2px;
}

.user-tier:nth-child(1) .tier-feature i {
    color: rgb(100, 255, 218);
}

.user-tier:nth-child(2) .tier-feature i {
    color: rgb(77, 171, 247);
}

.user-tier:nth-child(3) .tier-feature i {
    color: rgb(255, 120, 120);
}

.tier-feature p {
    margin: 0;
    font-weight: 500;
}

.tier-description {
    margin-top: auto;
    background: rgba(0, 0, 0, 0.15);
    padding: 12px;
    border-radius: 6px;
}

.tier-description p {
    margin: 0;
    font-size: 0.9em;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 992px) {
    .user-tiers-container {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .tier-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3em;
    }
    
    .tier-feature i {
        font-size: 0.9em;
    }
}

/* 退出演示按钮 */
.exit-button {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(10, 25, 47, 0.8);
    color: #ccd6f6;
    padding: 10px 15px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 100;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(100, 255, 218, 0.1);
    transition: all 0.3s ease;
}

.exit-button:hover {
    background: rgba(10, 25, 47, 0.9);
    color: #64ffda;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
    border-color: rgba(100, 255, 218, 0.3);
}

.exit-button i {
    font-size: 1em;
}

/* 全屏时隐藏退出按钮 */
:fullscreen .exit-button {
    display: none;
}

:-webkit-full-screen .exit-button {
    display: none;
}

:-moz-full-screen .exit-button {
    display: none;
}

/* 影响力的形式页面样式 */
.influence-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.influence-item {
    display: flex;
    align-items: flex-start;
    background: rgba(30, 40, 50, 0.5);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.influence-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.influence-icon {
    font-size: 1.8rem;
    color: var(--highlight-color);
    margin-right: 1rem;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(var(--highlight-color-rgb), 0.1);
}

.influence-content h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.2rem;
    color: var(--highlight-color);
}

.influence-content p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.4;
}

.sub-title {
    font-size: 1.5rem;
    margin: 2rem 0 1.5rem 0;
    color: var(--text-color);
    text-align: center;
    position: relative;
}

.sub-title:after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background: var(--highlight-color);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

.capital-types {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.capital-item {
    flex-basis: calc(25% - 1.5rem);
    text-align: center;
    background: rgba(30, 40, 50, 0.5);
    border-radius: 10px;
    padding: 1.5rem 1rem;
    margin-bottom: 1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.capital-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.capital-item i {
    font-size: 2rem;
    color: var(--highlight-color);
    margin-bottom: 1rem;
    display: block;
}

.capital-item p {
    font-size: 1.1rem;
    font-weight: bold;
    margin: 0.5rem 0;
    color: var(--text-color);
}

.capital-item span {
    font-size: 0.9rem;
    color: var(--text-light-color);
    display: block;
}

/* 转型和变化的部分样式 */
.transformation-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin: 2rem 0;
}

.transformation-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.before-state, .after-state {
    flex: 1;
    text-align: center;
    background: rgba(30, 40, 50, 0.5);
    padding: 1rem;
    border-radius: 8px;
}

.before-state i, .after-state i {
    font-size: 1.8rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.after-state i {
    color: var(--highlight-color);
}

.arrow {
    margin: 0 1rem;
    color: var(--highlight-color);
    font-size: 1.5rem;
}

.example-box {
    margin-top: 2rem;
    text-align: center;
}

.example-box h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.example-items {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

.example-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
}

.example-item i {
    font-size: 1.5rem;
    color: var(--highlight-color);
    margin-bottom: 0.5rem;
}

.example-item p {
    margin: 0;
    font-size: 1rem;
}

/* 网络结构图的样式 */
.network-structure {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 1.5rem 0 2.5rem;
    position: relative;
}

.network-node {
    background: rgba(30, 40, 50, 0.6);
    border-radius: 50%;
    width: 4rem;
    height: 4rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0.5rem;
    transition: all 0.3s ease;
}

.network-node:hover {
    background: rgba(var(--highlight-color-rgb), 0.2);
    transform: scale(1.1);
}

.network-node i {
    font-size: 1.3rem;
    color: var(--highlight-color);
    margin-bottom: 0.2rem;
}

.network-node span {
    font-size: 0.65rem;
    text-align: center;
    color: var(--text-light-color);
}

.network-node.central {
    background: rgba(var(--highlight-color-rgb), 0.2);
    width: 5rem;
    height: 5rem;
    margin-bottom: 1.5rem;
}

.network-node.central i {
    font-size: 1.8rem;
}

.network-node.central span {
    font-size: 0.8rem;
}

.network-paths {
    display: flex;
    justify-content: space-between;
    width: 100%;
    max-width: 800px;
}

.network-path {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.network-path span {
    font-size: 0.9rem;
    color: var(--highlight-color);
    margin-bottom: 1rem;
    font-weight: bold;
}

.network-path.innovation:before,
.network-path.influence:before {
    content: '';
    position: absolute;
    width: 2px;
    height: calc(100% - 2rem);
    background: rgba(var(--highlight-color-rgb), 0.3);
    top: 2rem;
    z-index: -1;
}

.balance-box {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    gap: 1rem;
}

.balance-item {
    flex: 1;
    background: rgba(30, 40, 50, 0.5);
    padding: 1rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
}

.balance-item i {
    font-size: 1.5rem;
    color: var(--highlight-color);
    margin-right: 1rem;
}

.balance-item p {
    margin: 0;
    font-size: 0.9rem;
}

/* 三重效应部分样式 */
.triple-effect {
    display: flex;
    justify-content: space-between;
    margin: 2rem 0;
    gap: 1.5rem;
}

.effect-item {
    flex: 1;
    background: rgba(30, 40, 50, 0.5);
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s ease;
}

.effect-item:hover {
    transform: translateY(-8px);
}

.effect-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    background: rgba(var(--highlight-color-rgb), 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.effect-icon i {
    font-size: 1.8rem;
    color: var(--highlight-color);
}

.effect-item h3 {
    font-size: 1.2rem;
    margin: 0 0 0.8rem 0;
    color: var(--text-color);
}

.effect-item p {
    font-size: 0.9rem;
    color: var(--text-light-color);
    margin: 0;
    line-height: 1.4;
}

.business-model {
    margin-top: 3rem;
}

.business-model h3 {
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.model-flow {
    display: flex;
    align-items: center;
    justify-content: center;
}

.model-step {
    background: rgba(30, 40, 50, 0.5);
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    width: 30%;
}

.model-step i {
    font-size: 1.5rem;
    color: var(--highlight-color);
    margin-bottom: 0.5rem;
    display: block;
}

.model-step p {
    margin: 0;
    font-size: 0.9rem;
}

.flow-arrow {
    margin: 0 1rem;
    color: var(--highlight-color);
    font-size: 1.5rem;
}

/* 结语页样式 */
.key-points {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 2rem 0;
}

.key-point {
    display: flex;
    align-items: center;
    background: rgba(30, 40, 50, 0.5);
    padding: 1rem;
    border-radius: 8px;
}

.key-point i {
    font-size: 1.5rem;
    color: var(--highlight-color);
    margin-right: 1rem;
    width: 2.5rem;
    text-align: center;
}

.key-point p {
    margin: 0;
    font-size: 1rem;
}

/* 生长动画部分 */
.growth-animation {
    text-align: center;
    margin: 2rem 0;
}

.network-visualization {
    display: inline-block;
    padding: 2rem;
    background: rgba(30, 40, 50, 0.3);
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

/* 人中心的商业模式页面样式 */
.practice-examples {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 2rem;
    gap: 1rem;
}

.practice-item {
    flex: 1;
    min-width: 200px;
    background: rgba(30, 40, 50, 0.5);
    border-radius: 10px;
    padding: 1.2rem;
    display: flex;
    align-items: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.practice-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.practice-item i {
    font-size: 1.5rem;
    color: var(--highlight-color);
    margin-right: 1rem;
    width: 2rem;
    text-align: center;
}

.practice-item p {
    margin: 0;
    font-size: 1rem;
}

/* 修复比较点样式 */
.comparison-point {
    display: flex;
    align-items: center;
    margin: 1rem 0;
    padding: 0.5rem;
    border-radius: 6px;
    transition: background-color 0.3s ease;
}

.comparison-point:hover {
    background: rgba(var(--highlight-color-rgb), 0.1);
}

.comparison-point i {
    font-size: 1.3rem;
    margin-right: 0.8rem;
    width: 1.5rem;
    text-align: center;
}

.comparison-point p {
    margin: 0;
    font-size: 0.95rem;
}

.comparison-column.highlight-column .comparison-point i {
    color: var(--highlight-color);
}

/* 调整比较容器的样式 */
.comparison-container {
    display: flex;
    gap: 1.5rem;
    margin: 1.5rem 0;
    align-items: stretch;
}

.comparison-column {
    flex: 1;
    background: rgba(30, 40, 50, 0.5);
    border-radius: 10px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.comparison-header {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(var(--highlight-color-rgb), 0.2);
}

.comparison-header i {
    font-size: 1.8rem;
    margin-right: 1rem;
}

.comparison-header h3 {
    margin: 0;
    font-size: 1.3rem;
}

.comparison-body {
    flex: 1;
}

.comparison-body h4 {
    margin: 0 0 1rem 0;
    font-size: 1.1rem;
    color: var(--text-color);
}

.comparison-vs {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--highlight-color);
    font-weight: bold;
}

.highlight-column {
    background: rgba(30, 40, 50, 0.7);
    box-shadow: 0 0 15px rgba(var(--highlight-color-rgb), 0.2);
}

.highlight-column .comparison-header {
    border-bottom-color: rgba(var(--highlight-color-rgb), 0.4);
}

.highlight-column .comparison-header i,
.highlight-column .comparison-header h3 {
    color: var(--highlight-color);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .comparison-container {
        flex-direction: column;
    }
    
    .comparison-vs {
        margin: 0.5rem 0;
        transform: rotate(90deg);
    }
    
    .practice-examples {
        flex-direction: column;
    }
    
    .practice-item {
        margin-bottom: 1rem;
    }
}