/* --- Spotlight Video 基础与交互样式 --- */
#spotlight-video {
    text-align: center;
    transition: all .75s ease-in-out;
    background-color: transparent;
    border-radius: 20px;
}

#spotlight-video:hover {
    background-color: #000;
    padding: 150px 0 150px;
    transform: scale(1.1);
    margin: 2rem 0;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

/* --- 文字颜色切换逻辑 --- */
#spotlight-video .spotlight-title .color-l,
#spotlight-video .spotlight-title .color-u,
#spotlight-video .spotlight-title .color-v,
#spotlight-video .spotlight-title .color-e {
    -webkit-text-fill-color: #1d1d1f;
    transition: all .75s ease-in-out;
}

#spotlight-video .demo-text {
    color: #1d1d1f;
    /* Demo 初始为黑色 */
    transition: color .75s ease-in-out;
    margin-left: 10px;
}

#spotlight-video:hover .spotlight-title .color-l,
#spotlight-video:hover .spotlight-title .color-u,
#spotlight-video:hover .spotlight-title .color-v,
#spotlight-video:hover .spotlight-title .color-e {
    -webkit-text-fill-color: transparent;
}

#spotlight-video:hover .demo-text {
    color: #ffffff;
}

#spotlight-video .publication-video {
    transition: all .75s ease-in-out;
    max-width: 900px;
    margin: 0 auto;
}

.compare-row {
    display: flex;
    gap: 16px;
}

.compare-row img {
    width: 33.33%;
    height: auto;
}


/* 容器基本样式 */
.video-showcase {
    padding: 50px 0;
    background-color: #f5f5f5;
    /* 浅灰背景 */
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 30px;
    font-weight: bold;
}

.swiper {
    width: 100%;
    padding-bottom: 50px;
}

.swiper-slide {
    text-align: center;
}

/* 视频容器样式 */
.video-wrapper {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    background: #000;
}

video {
    width: 100%;
    display: block;
    object-fit: cover;
}

/* 自定义导航按钮颜色 (可选) */
.swiper-button-next,
.swiper-button-prev {
    color: #ffffff;
}

.swiper-pagination-bullet-active {
    background: #333;
}


body {
    font-family: 'Inter', sans-serif;
    color: #1d1d1f;
    line-height: 1.6;
}


/* 封面副标题 */
.cover-content p {
    font-weight: 300;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem !important;
}

/* 正文大标题 (Section Title) */
.title.is-3 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 2.25rem;
    letter-spacing: -0.02em;
    color: #111;
    position: relative;
    margin-bottom: 2rem;
}

/*标题下方的装饰线*/
.title.is-3::after {
    content: "";
    display: block;
    width: 40px;
    height: 3px;
    background: #0071e3;
    /* 科技蓝 */
    margin: 10px auto 0;
    border-radius: 2px;
}

.content.has-text-justified p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #424245;
    font-weight: 400;
}

b,
strong {
    font-weight: 600;
    color: #000;
}

.publication-authors a {
    color: #0071e3 !important;
    transition: all 0.2s ease;
    font-weight: 500;
}

.publication-authors a:hover {
    text-decoration: underline;
    opacity: 0.8;
}

.author-block {
    font-size: 1.1rem;
    margin-bottom: 5px;
}


.external-link.button {
    border-radius: 30px !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(10px);
    /* 玻璃拟态 */
    color: #1d1d1f !important;
    font-weight: 500;
    transition: all 0.3s ease;
}

.external-link.button:hover {
    background: #1d1d1f !important;
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}


.cover-title {
    font-family: 'Outfit', sans-serif;
    font-size: 8rem;
    font-weight: 800;
    letter-spacing: -0.04em;

    /* 渐变颜色配置：蓝 -> 紫 -> 粉 -> 橙 */
    background: linear-gradient(120deg,
            #4facfe 0%,
            #00f2fe 20%,
            #7062f5 40%,
            #ff00f6 60%,
            #fa709a 80%,
            #fee140 100%);
    background-size: 200% auto;

    background-clip: text;
    -webkit-text-fill-color: transparent;

    animation: shine 5s linear infinite;
    margin-bottom: 0.5rem;
}

@keyframes shine {
    to {
        background-position: 200% center;
    }
}



/* 标题字体 */
.color-l {
    background: linear-gradient(180deg, #007CF0 0%, #00DFD8 100%);
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.color-u {
    background: linear-gradient(180deg, #FF0080 0%, #FF8C00 100%);
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.color-v {
    background: linear-gradient(180deg, #7928CA 0%, #FF0080 100%);
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.color-e {
    background: linear-gradient(180deg, #00B09B 0%, #96C93D 100%);
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.publication-title span {
    font-weight: 800;
}