/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #1a1a1a 0%, #2c3e50 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
}

/* 标题和作者样式 */
.paper-header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    padding: 2rem 0;
    animation: fadeIn 1s ease-out;
}

.paper-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    background: linear-gradient(45deg, #fff, #3498db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: titleGlow 2s ease-in-out infinite alternate;
}

.authors {
    font-size: 1.3rem;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    margin-bottom: 2rem;
}

.affiliations {
    font-size: 1rem;
    color: #bdc3c7;
    margin-top: 0.8rem;
}

/* 链接图标样式 */
.links-container {
    display: flex;
    justify-content: center;
    gap: 3rem;
    padding: 1.5rem 0;
    margin-top: 2rem;
}

.link-icon {
    font-size: 2rem;
    color: #fff;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    gap: 0.5rem;
}

.link-text {
    font-size: 0.9rem;
    color: #bdc3c7;
    transition: all 0.3s ease;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.link-icon:hover {
    transform: translateY(-5px);
    color: #3498db;
    text-shadow: 0 0 10px rgba(52, 152, 219, 0.5);
}

.link-icon:hover .link-text {
    color: #3498db;
    transform: translateY(-2px);
}

.link-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(52, 152, 219, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.3s ease;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
}

.link-icon:hover::after {
    transform: translate(-50%, -50%) scale(2);
}

/* 可视化展示栏样式 */
.visualization-bar {
    margin: 4rem 0;
    padding: 2rem 0;
    position: relative;
    overflow: hidden;
    height: 400px;
}

.visualization-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    transition: transform 0.5s ease;
}

.visualization-item {
    position: relative;
    width: 400px;
    height: 300px;
    flex-shrink: 0;
    transition: all 0.5s ease;
    cursor: pointer;
    opacity: 0.5;
    transform: scale(0.9);
}

.visualization-item.active {
    opacity: 1;
    transform: scale(1);
}

.visualization-preview {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.visualization-preview:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.image-pair {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    height: 60%;
}

.image-container {
    flex: 1;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}

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

.image-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.5rem;
    font-size: 0.8rem;
    text-align: center;
}

.text-preview {
    height: 40%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    color: #ecf0f1;
    font-size: 0.9rem;
    overflow-y: auto;
    line-height: 1.4;
}

/* 导航按钮样式更新 */
.visualization-nav {
    position: absolute;
    bottom: 2rem;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 3rem;
    z-index: 10;
}

.nav-button {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.nav-button:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* 模态框样式 */
.visualization-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: none;
    z-index: 999999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.visualization-modal.active {
    display: block;
    opacity: 1;
}

.modal-content {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #1a1a1a;
    border-radius: 16px;
    width: 95vw;
    height: 95vh;
    display: flex;
    gap: 2rem;
    padding: 2rem;
    z-index: 1000000;
}

.modal-content .image-pair {
    width: 65%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal-content .image-container {
    flex: 1;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.2);
}

.modal-content .image-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: rgba(0, 0, 0, 0.1);
}

.modal-content .text-content {
    width: 35%;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow-y: auto;
}

.modal-content .text-content h3 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.modal-content .text-content .reasoning-text {
    color: #ecf0f1;
    font-family: monospace;
    font-size: 0.95rem;
    line-height: 1.5;
    white-space: pre-wrap;
    margin: 0;
    padding: 0;
    background: none;
    border: none;
    word-wrap: break-word;
    word-break: break-word;
    text-align: left;
}

.modal-content .text-content .reasoning-text think {
    color: #d2b48c;
    display: inline;
}

.modal-content .text-content .reasoning-text think::before {
    content: "<think>";
    color: #95a5a6;
}

.modal-content .text-content .reasoning-text think::after {
    content: "</think>";
    color: #95a5a6;
}

.modal-content .text-content .reasoning-text answer {
    color: #2ecc71;
    display: inline;
}

.modal-content .text-content .reasoning-text answer::before {
    content: "<answer>";
    color: #95a5a6;
}

.modal-content .text-content .reasoning-text answer::after {
    content: "</answer>";
    color: #95a5a6;
}

.modal-content .text-content .reasoning-text code {
    background: rgba(0, 0, 0, 0.2);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    display: inline-block;
    white-space: pre-wrap;
    word-wrap: break-word;
    word-break: break-word;
}

.close-modal {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    z-index: 1000001;
}

.close-modal:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

/* 论文内容样式 */
.paper-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 0;
}

.paper-content section {
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease-out;
}

.paper-content h2 {
    color: #fff;
    margin-bottom: 1.5rem;
    font-size: 2rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.paper-content h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #3498db, transparent);
}

.paper-content p {
    color: #ecf0f1;
    line-height: 1.8;
    font-size: 1.1rem;
}

/* 作者链接样式 */
.author-link {
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.author-link:hover {
    color: #3498db;
    text-shadow: 0 0 8px rgba(52, 152, 219, 0.5);
}

.author-link::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 1px;
    bottom: -2px;
    left: 0;
    background: linear-gradient(90deg, transparent, #3498db, transparent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.author-link:hover::after {
    transform: scaleX(1);
}

.equal-contribution {
    color: #3498db;
    font-size: 0.8em;
    margin-left: 2px;
    animation: pulse 2s infinite;
}

.corresponding-author {
    color: #e74c3c;
    font-size: 0.8em;
    margin-left: 2px;
    animation: pulse 2s infinite;
}

.equal-contribution-note,
.corresponding-author-note {
    display: inline-block;
    margin-right: 1.5rem;
    color: #bdc3c7;
    font-size: 0.9em;
    font-style: italic;
}

/* 动画关键帧 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes titleGlow {
    from { text-shadow: 0 0 10px rgba(52, 152, 219, 0.5); }
    to { text-shadow: 0 0 20px rgba(52, 152, 219, 0.8); }
}

@keyframes pulse {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .paper-title {
        font-size: 2.2rem;
    }
    
    .visualization-title {
        margin: 2rem 0 1.5rem 0;
        padding: 1.5rem 0;
    }
    
    .visualization-title h2 {
        font-size: 2rem;
    }
    
    .visualization-title p {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .visualization-item {
        width: 300px;
        height: 250px;
    }

    .links-container {
        gap: 1.5rem;
    }

    .link-icon {
        font-size: 1.8rem;
    }

    .paper-content {
        padding: 2rem 0;
    }

    .modal-content {
        flex-direction: column;
        padding: 1rem;
    }

    .modal-content .image-pair {
        min-height: 300px;
    }
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: rgba(52, 152, 219, 0.5);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(52, 152, 219, 0.7);
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .modal-content {
        flex-direction: column;
        height: auto;
        max-height: 90vh;
    }

    .modal-content .image-pair {
        width: 100%;
        height: 60vh;
    }

    .modal-content .text-content {
        width: 100%;
        height: 30vh;
    }
}

/* 流水灯展示栏样式 */
.showcase-bar {
    margin: 4rem 0;
    padding: 2rem 0;
    position: relative;
    overflow: hidden;
    height: 400px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
}

.showcase-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 2rem;
    padding: 0 calc(50% - 300px);
    will-change: transform;
}

@keyframes autoScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-100% + 600px));
    }
}

.showcase-container.scrolling {
    animation: autoScroll 30s linear infinite;
}

.showcase-container.scrolling:hover {
    animation-play-state: paused;
}

.showcase-container.sliding {
    animation: none;
    transition: transform 0.5s ease;
}

.showcase-item {
    position: relative;
    width: 600px;
    height: 400px;
    flex-shrink: 0;
    transition: all 0.3s ease;
    cursor: pointer;
}

.showcase-item:hover {
    transform: scale(1.05);
}

.showcase-preview {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
}

.showcase-preview:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.showcase-preview .image-container {
    flex: 1;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.2);
}

.showcase-preview .image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s ease;
}

.showcase-preview .text-preview {
    height: 80px;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    color: #ecf0f1;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* 导航按钮样式 */
.showcase-nav {
    position: absolute;
    bottom: 2rem;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 3rem;
    z-index: 10;
}

.nav-button {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.nav-button:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* 模态框样式 */
.showcase-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: none;
    z-index: 999999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.showcase-modal.active {
    display: block;
    opacity: 1;
}

.showcase-modal .modal-content {
    position: fixed;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #1a1a1a;
    border-radius: 16px;
    width: 85vw;
    height: 80vh;
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem 2rem 2rem 2rem;
    z-index: 1000000;
}

.showcase-modal .modal-content .image-pair {
    width: 45%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.showcase-modal .modal-content .image-container {
    flex: 1;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.2);
    min-height: 280px;
}

.showcase-modal .modal-content .image-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: rgba(0, 0, 0, 0.1);
}

.showcase-modal .modal-content .text-content {
    width: 55%;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow-y: auto;
}

.showcase-modal .modal-content .text-content h3 {
    color: #fff;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    font-weight: 600;
}

.showcase-modal .modal-content .text-content p {
    color: #ecf0f1;
    line-height: 1.8;
    font-size: 1.2rem;
    white-space: pre-wrap;
}

.close-modal {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    z-index: 1000001;
}

.close-modal:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .showcase-item {
        width: 600px;
    }
}

@media (max-width: 768px) {
    .showcase-item {
        width: 400px;
    }
    
    .showcase-modal .modal-content {
        flex-direction: column;
        height: 70vh;
        width: 85vw;
        gap: 1rem;
        padding: 1rem 1rem 1.5rem 1rem;
        top: 45%;
    }

    .showcase-modal .modal-content .image-pair {
        width: 100%;
        height: 40vh;
    }

    .showcase-modal .modal-content .text-content {
        width: 100%;
        height: 25vh;
        padding: 1rem;
    }
}

/* 定义中心区域指示器（用于调试） */
.center-zone {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    pointer-events: none;
    z-index: 1;
}

/* 可视化结果标题样式 */
.visualization-title {
    text-align: center;
    margin: 3rem 0 2rem 0;
    padding: 2rem 0;
    animation: fadeInUp 1s ease-out;
}

.visualization-title h2 {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 1rem;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    background: linear-gradient(45deg, #fff, #3498db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.visualization-title p {
    font-size: 1.2rem;
    color: #bdc3c7;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    font-weight: 400;
}

/* 动态Demo样式 */
.dynamic-demo {
    margin: 6rem 0;
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    animation: fadeInUp 1s ease-out;
    position: relative;
    overflow: hidden;
}

.dynamic-demo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(52, 152, 219, 0.1), rgba(155, 89, 182, 0.1));
    pointer-events: none;
}

.demo-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.demo-title {
    font-size: 3rem;
    color: #fff;
    text-align: center;
    margin-bottom: 1rem;
    font-weight: 700;
    background: linear-gradient(45deg, #fff, #3498db, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleGlow 3s ease-in-out infinite alternate;
}

.demo-subtitle {
    font-size: 1.3rem;
    color: #bdc3c7;
    text-align: center;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.demo-content {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    margin-bottom: 3rem;
}

/* 图片区域样式 */
.demo-image-container {
    flex: 0.4;
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    background: rgba(0, 0, 0, 0.2);
}

.image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
    transition: all 0.8s ease;
}

.image-overlay {
    position: absolute;
    bottom: 12px;
    right: 12px;
    width: auto;
    height: auto;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.5s ease;
    border-radius: 6px;
    padding: 6px 10px;
    backdrop-filter: blur(4px);
}

.image-overlay.active {
    opacity: 1;
}

.processing-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
}

.pulse-circle {
    width: 16px;
    height: 16px;
    border: 2px solid #3498db;
    border-radius: 50%;
    position: relative;
    animation: pulse 2s infinite;
}

.pulse-circle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 6px;
    height: 6px;
    background: #3498db;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: innerPulse 2s infinite;
}

.processing-text {
    color: #fff;
    font-size: 0.75rem;
    font-weight: 500;
}

.demo-progress {
    margin-top: 1.5rem;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #3498db, #9b59b6);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 2px;
}

.progress-text {
    color: #bdc3c7;
    font-size: 0.9rem;
    text-align: center;
}

/* 终端样式 */
.demo-text-container {
    flex: 0.6;
}

.terminal-window {
    background: #1a1a1a;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.terminal-header {
    background: linear-gradient(90deg, #2c3e50, #34495e);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.terminal-buttons {
    display: flex;
    gap: 0.5rem;
}

.terminal-button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-button.red {
    background: #e74c3c;
}

.terminal-button.yellow {
    background: #f39c12;
}

.terminal-button.green {
    background: #27ae60;
}

.terminal-title {
    color: #ecf0f1;
    font-size: 0.9rem;
    font-weight: 500;
}

.terminal-content {
    padding: 1rem;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    height: 400px;
    overflow-y: auto;
    color: #ecf0f1;
    background: #1a1a1a;
    font-size: 0.85rem;
}

.terminal-line {
    margin-bottom: 0.8rem;
    line-height: 1.5;
}

.terminal-line.hidden {
    display: none;
}

.prompt {
    color: #3498db;
    font-weight: bold;
    margin-right: 0.5rem;
}

.ai-prompt {
    color: #e74c3c;
}

.question-output, .ai-output {
    color: #ecf0f1;
    display: inline-block;
    white-space: pre-wrap;
    word-wrap: break-word;
    line-height: 1.5;
    font-size: 0.85rem;
}

.cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background: #3498db;
    animation: blink 1s infinite;
    margin-left: 2px;
    vertical-align: text-bottom;
}

/* 控制按钮样式 */
.demo-controls {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.demo-button {
    background: linear-gradient(45deg, #3498db, #2980b9);
    border: none;
    color: #fff;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.demo-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.4);
    background: linear-gradient(45deg, #2980b9, #3498db);
}

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

/* 动画关键帧 */
@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.7;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes innerPulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.6;
    }
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .demo-content {
        flex-direction: column;
        gap: 2rem;
    }
    
    .demo-image-container {
        flex: none;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .demo-text-container {
        flex: none;
    }
    
    .terminal-content {
        height: 350px;
    }
    
    .demo-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .dynamic-demo {
        margin: 4rem 0;
        padding: 3rem 0;
    }
    
    .demo-container {
        padding: 0 1rem;
    }
    
    .demo-title {
        font-size: 2rem;
    }
    
    .demo-subtitle {
        font-size: 1.1rem;
    }
    
    .demo-image-container {
        max-width: 100%;
    }
    
    .terminal-content {
        padding: 0.8rem;
        height: 300px;
        font-size: 0.8rem;
    }
    
    .terminal-line {
        margin-bottom: 0.6rem;
        line-height: 1.4;
    }
    
    .question-output, .ai-output {
        font-size: 0.8rem;
        line-height: 1.4;
    }
    
    .demo-controls {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .demo-button {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .processing-indicator {
        gap: 4px;
    }
    
    .pulse-circle {
        width: 12px;
        height: 12px;
        border: 1px solid #3498db;
    }
    
    .pulse-circle::before {
        width: 4px;
        height: 4px;
    }
    
    .processing-text {
        font-size: 0.65rem;
    }
    
    .image-overlay {
        padding: 4px 6px;
        border-radius: 4px;
        bottom: 8px;
        right: 8px;
    }
}

/* Grounded Object Referring Section 样式 */
.grounded-section {
    margin: 6rem 0;
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    animation: fadeInUp 1s ease-out;
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
    min-height: auto;
}

.grounded-section .text-content {
    width: 100%;
    max-width: 900px;
    padding: 0;
    text-align: center;
}

.grounded-section .text-content h2 {
    font-size: 2.8rem;
    color: #fff;
    margin-bottom: 2rem;
    font-weight: 700;
    background: linear-gradient(45deg, #fff, #3498db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    line-height: 1.2;
    text-align: center;
}

.grounded-section .text-body {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #ecf0f1;
    text-align: left;
}

.grounded-section .text-body p {
    margin-bottom: 1.5rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.grounded-section .text-body p:last-child {
    margin-bottom: 0;
}

.grounded-section .text-body em {
    color: #3498db;
    font-style: italic;
    font-weight: 600;
}

.grounded-section .image-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0;
}

.grounded-section .image-content img {
    width: 100%;
    height: auto;
    max-width: 800px;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    object-fit: cover;
    margin-bottom: 1rem;
}

.grounded-section .image-content .image-caption {
    font-size: 0.9rem;
    color: #95a5a6;
    font-style: italic;
    text-align: center;
    max-width: 600px;
    line-height: 1.4;
    margin: 0;
    padding: 0 1rem;
}

.grounded-section .image-content img:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

/* HumanRef-CoT Dataset Section 样式 */
.dataset-section {
    margin: 6rem 0;
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    animation: fadeInUp 1s ease-out;
}

.dataset-section .text-content {
    width: 100%;
    max-width: 900px;
    padding: 0;
    text-align: center;
}

.dataset-section .text-content h2 {
    font-size: 2.8rem;
    color: #fff;
    margin-bottom: 2rem;
    font-weight: 700;
    background: linear-gradient(45deg, #fff, #3498db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    line-height: 1.2;
    text-align: center;
}

.dataset-section .image-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0;
    margin-bottom: 2rem;
}

.dataset-section .image-content img {
    width: 100%;
    height: auto;
    max-width: 800px;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    object-fit: cover;
    margin-bottom: 1rem;
}

.dataset-section .image-content img:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.dataset-section .image-content .image-caption {
    font-size: 0.9rem;
    color: #95a5a6;
    font-style: italic;
    text-align: center;
    max-width: 600px;
    line-height: 1.4;
    margin: 0;
    padding: 0 1rem;
}

.dataset-section .text-body {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #ecf0f1;
    text-align: left;
}

.dataset-section .text-body p {
    margin-bottom: 1.5rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.dataset-section .text-body p:last-child {
    margin-bottom: 0;
    text-align: center;
    font-size: 1.15rem;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.dataset-section .cot-stages {
    list-style: none;
    padding-left: 0;
    margin: 1.5rem 0;
}

.dataset-section .cot-stages li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.7;
    color: #ecf0f1;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.dataset-section .cot-stages li::before {
    content: "●";
    color: #3498db;
    font-size: 1.2rem;
    position: absolute;
    left: 0;
    top: 0;
    font-weight: bold;
}

.dataset-section .cot-stages li strong {
    color: #3498db;
}

/* Two-Stage Training Section 样式 */
.training-section {
    margin: 6rem 0;
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    animation: fadeInUp 1s ease-out;
}

.training-section .text-content {
    width: 100%;
    max-width: 900px;
    padding: 0;
    text-align: center;
}

.training-section .text-content h2 {
    font-size: 2.8rem;
    color: #fff;
    margin-bottom: 2rem;
    font-weight: 700;
    background: linear-gradient(45deg, #fff, #3498db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    line-height: 1.2;
    text-align: center;
}

.training-section .image-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0;
    margin-bottom: 2rem;
}

.training-section .image-content img {
    width: 100%;
    height: auto;
    max-width: 800px;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    object-fit: cover;
    margin-bottom: 1rem;
}

.training-section .image-content img:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.training-section .image-content .image-caption {
    font-size: 0.9rem;
    color: #95a5a6;
    font-style: italic;
    text-align: center;
    max-width: 600px;
    line-height: 1.4;
    margin: 0;
    padding: 0 1rem;
}

.training-section .text-body {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #ecf0f1;
    text-align: left;
}

.training-section .text-body p {
    margin-bottom: 1.5rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.training-section .text-body p:last-child {
    margin-bottom: 0;
    text-align: center;
    font-size: 1.15rem;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.training-section .text-body h3 {
    font-size: 1.5rem;
    color: #3498db;
    margin: 2rem 0 1rem 0;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* 响应式设计 - 所有 Section */
@media (max-width: 1024px) {
    .section-content {
        gap: 2.5rem;
    }
    
    .grounded-section .image-content img,
    .dataset-section .image-content img,
    .training-section .image-content img {
        max-width: 700px;
    }
}

@media (max-width: 768px) {
    .grounded-section,
    .dataset-section,
    .training-section {
        margin: 4rem 0;
        padding: 3rem 0;
    }
    
    .section-container {
        padding: 0 1rem;
    }
    
    .section-content {
        gap: 2rem;
    }
    
    .grounded-section .text-content,
    .dataset-section .text-content,
    .training-section .text-content {
        max-width: 100%;
    }
    
    .grounded-section .text-content h2,
    .dataset-section .text-content h2,
    .training-section .text-content h2 {
        font-size: 2.2rem;
        margin-bottom: 1.5rem;
    }
    
    .grounded-section .text-body,
    .dataset-section .text-body,
    .training-section .text-body {
        font-size: 1rem;
        line-height: 1.7;
    }
    
    .dataset-section .text-body p:last-child,
    .training-section .text-body p:last-child {
        font-size: 1.1rem;
    }
    
    .training-section .text-body h3 {
        font-size: 1.3rem;
        margin: 1.5rem 0 0.8rem 0;
    }
    
    .dataset-section .cot-stages li {
        font-size: 1rem;
        padding-left: 1.5rem;
        margin-bottom: 0.8rem;
    }
    
    .dataset-section .cot-stages li::before {
        font-size: 1rem;
    }
    
    .grounded-section .image-content img,
    .dataset-section .image-content img,
    .training-section .image-content img {
        max-width: 100%;
    }
    
    .grounded-section .image-content .image-caption,
    .dataset-section .image-content .image-caption,
    .training-section .image-content .image-caption {
        font-size: 0.85rem;
        max-width: 100%;
        padding: 0 0.5rem;
    }
}