/* ========== 学生时代页面样式 ========== */

/* 右上角背景图片 - 嵌入背景（与index.html一致） */
.top-right-image {
    position: fixed;
    top: 5%;
    right: 2%;
    width: 25%;
    max-width: 350px;
    min-width: 200px;
    height: auto;
    aspect-ratio: 1;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

/* 确保页面内容在图片之上 */
.student-header,
.student-main,
.student-footer {
    position: relative;
    z-index: 1;
}

.top-right-image img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
    /* 柔化边缘效果 - 与背景融合 */
    mask-image: radial-gradient(ellipse 70% 70% at center, black 50%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 70% 70% at center, black 50%, transparent 100%);
    filter: blur(1px) brightness(1.05);
    opacity: 0.4;
    mix-blend-mode: multiply;
    position: relative;
}

.top-right-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse 70% 70% at center,
            transparent 0%,
            transparent 40%,
            rgba(230, 242, 255, 0.2) 60%,
            rgba(230, 242, 255, 0.5) 80%,
            rgba(230, 242, 255, 0.8) 100%);
    pointer-events: none;
    z-index: 1;
}

.top-right-image::after {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: radial-gradient(ellipse 80% 80% at center,
            rgba(230, 242, 255, 0.1) 0%,
            rgba(230, 242, 255, 0.3) 50%,
            rgba(230, 242, 255, 0.5) 80%,
            rgba(230, 242, 255, 0.7) 100%);
    pointer-events: none;
    z-index: -1;
    filter: blur(15px);
}

/* ========== 导航栏样式 ========== */
.navbar {
    background-color: var(--navbar-bg);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
}

.navbar .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    color: var(--terminal-green);
    text-decoration: none;
    font-size: 1.5rem;
    font-family: "Times New Roman", Times, serif;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    color: var(--terminal-green-dim);
    text-decoration: none;
    font-family: "Times New Roman", Times, serif;
    font-size: 0.9rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--terminal-green-bright);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--terminal-green);
    box-shadow: 0 0 10px rgba(var(--glow-rgb), 0.5);
}

.nav-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.theme-toggle,
.mobile-menu-toggle {
    background: transparent;
    border: 1px solid var(--terminal-green);
    color: var(--terminal-green);
    padding: 0.5rem 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.theme-toggle i,
.mobile-menu-toggle i {
    font-size: 1rem;
}

.theme-toggle:hover,
.mobile-menu-toggle:hover {
    background: var(--terminal-green);
    color: var(--bg-primary);
    box-shadow: 0 0 10px rgba(var(--glow-rgb), 0.5);
}

.mobile-menu-toggle {
    display: none;
}

/* 页面标题 */
.student-header {
    padding: 10rem 20px 4rem;
    text-align: center;
    background: #e6f2ff;
    position: relative;
    overflow: hidden;
}

.student-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(0deg,
            transparent,
            transparent 2px,
            rgba(var(--glow-rgb), 0.03) 2px,
            rgba(var(--glow-rgb), 0.03) 4px);
    pointer-events: none;
}

.page-title {
    font-size: 3rem;
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    margin-bottom: 1rem;
    text-shadow: 0 0 20px rgba(var(--glow-rgb), 0.8);
    animation: titleGlow 2s ease-in-out infinite;
}

@keyframes titleGlow {

    0%,
    100% {
        text-shadow: 0 0 20px rgba(var(--glow-rgb), 0.8);
    }

    50% {
        text-shadow: 0 0 30px rgba(var(--glow-rgb), 1);
    }
}

.command-prompt {
    color: var(--terminal-green);
    opacity: 0.7;
}

.page-subtitle {
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-size: 1.1rem;
    opacity: 0.8;
}

.page-subtitle::before {
    content: '// ';
    color: var(--terminal-green-dark);
}

/* 时间线导航 - 目录式固定导航 */
.timeline-nav {
    background: rgba(230, 242, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem 20px;
    position: sticky;
    top: 60px;
    /* 在主导航栏下方 */
    z-index: 99;
    border-bottom: 1px solid rgba(var(--glow-rgb), 0.2);
    transition: top 0.3s ease;
}

.timeline-nav .container {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.timeline-btn {
    background: transparent;
    border: 2px solid var(--terminal-green-dark);
    color: var(--terminal-green);
    padding: 0.8rem 1.5rem;
    font-family: "Times New Roman", Times, serif;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
}

.timeline-btn i {
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
}

.btn-text-zh {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
}

.btn-text-en {
    display: block;
    font-size: 0.85rem;
    opacity: 0.7;
    font-weight: 400;
    margin-top: -0.1rem;
}

.timeline-btn:hover {
    border-color: var(--terminal-green);
    background: rgba(var(--glow-rgb), 0.1);
    box-shadow: 0 0 15px rgba(var(--glow-rgb), 0.5);
    color: var(--terminal-green-bright);
}

.timeline-btn.active {
    background: var(--terminal-green);
    color: var(--terminal-bg);
    border-color: var(--terminal-green);
    box-shadow: 0 0 20px rgba(var(--glow-rgb), 0.8);
}

/* 锚点定位偏移（避免被固定导航遮挡） */
.university-section {
    scroll-margin-top: 140px;
}

/* 主内容区域 */
.student-main {
    padding: 4rem 20px;
    background: #e6f2ff;
}

/* ========== 大学时光独立板块 ========== */
.university-section {
    max-width: 1400px;
    margin: 0 auto 6rem auto;
    padding: 3rem;
    background: #e6f2ff;
    position: relative;
    overflow: visible;
}

/* 专业足迹板块特殊处理 - 确保翻页动画完整显示 */
.university-section#section-high {
    overflow: visible;
    margin-bottom: 8rem;
    padding-bottom: 4rem;
}

/* ========== 左右分栏卡片设计 ========== */
.dual-card-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.dual-card {
    background: rgba(var(--glow-rgb), 0.05);
    border: 2px solid var(--terminal-green);
    padding: 2.5rem;
    border-radius: 0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.dual-card:hover {
    border-color: var(--terminal-green-bright);
    box-shadow: 0 0 30px rgba(var(--glow-rgb), 0.4);
    transform: translateY(-5px);
}

.card-title {
    text-align: center;
    margin-bottom: 2rem;
    font-family: "Times New Roman", Times, serif;
}

.card-title-zh {
    display: block;
    font-size: 1.8rem;
    color: var(--terminal-green-bright);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.card-title-en {
    display: block;
    font-size: 1rem;
    color: var(--terminal-green);
    font-weight: 400;
    opacity: 0.8;
    font-style: italic;
}

.card-image-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card-image-wrapper {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
    border: 2px solid var(--terminal-green-dark);
    background: rgba(var(--glow-rgb), 0.03);
    transition: all 0.3s ease;
    cursor: pointer;
}

.card-image-wrapper:hover {
    border-color: var(--terminal-green-bright);
    box-shadow: 0 0 20px rgba(var(--glow-rgb), 0.5);
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.3s ease, filter 0.3s ease;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    filter: brightness(1) contrast(1.1) saturate(1.1);
}

.card-image-wrapper:hover .card-image {
    filter: brightness(1.05) contrast(1.15) saturate(1.15);
}

/* 图片放大模态框 */
.image-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease;
    overflow: auto;
}

.image-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.image-modal-content {
    position: relative;
    max-width: 95%;
    max-height: 95vh;
    margin: auto;
    animation: zoomIn 0.3s ease;
}

.image-modal-content img {
    width: 100%;
    height: auto;
    max-height: 95vh;
    object-fit: contain;
    border: 3px solid var(--terminal-green);
    box-shadow: 0 0 50px rgba(var(--glow-rgb), 0.8);
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    filter: brightness(1) contrast(1.2) saturate(1.2);
}

.image-modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    color: var(--terminal-green-bright);
    font-size: 3rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10001;
    background: rgba(0, 0, 0, 0.5);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid var(--terminal-green);
}

.image-modal-close:hover {
    color: var(--terminal-green-bright);
    transform: rotate(90deg);
    background: rgba(var(--glow-rgb), 0.3);
    box-shadow: 0 0 20px rgba(var(--glow-rgb), 0.8);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes zoomIn {
    from {
        transform: scale(0.5);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

.card-quote {
    text-align: center;
    font-size: 1.2rem;
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    font-weight: 600;
    font-style: italic;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--terminal-green-dark);
    line-height: 1.8;
}

/* ========== 杂志专栏风格展示 - 居中布局 ========== */
.editorial-layout-center {
    display: flex;
    flex-direction: column;
    gap: 4rem;
    margin-top: 3rem;
    align-items: center;
}

/* 上方文字内容区域 */
.editorial-content-top {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    width: 100%;
    max-width: 1400px;
}

.editorial-section {
    padding: 2rem;
    background: rgba(var(--glow-rgb), 0.03);
    border-left: 4px solid var(--terminal-green);
    transition: all 0.4s ease;
    cursor: pointer;
}

.editorial-section:hover {
    background: rgba(var(--glow-rgb), 0.08);
    border-left-color: var(--terminal-green-bright);
    transform: translateX(10px);
    box-shadow: -5px 0 20px rgba(var(--glow-rgb), 0.3);
}

.article-title {
    font-size: 1.5rem;
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.4;
}

/* 专业足迹板块语言切换样式 */
#section-high .article-title.text-en,
#section-high .article-role.text-en,
#section-high .article-content .text-en,
#section-high .article-highlight .text-en,
#section-high .university-title.text-en,
#section-high .university-subtitle.text-en {
    display: none;
    opacity: 0;
    transition: opacity 0.4s ease;
}

#section-high .article-title.text-zh,
#section-high .article-role.text-zh,
#section-high .article-content .text-zh,
#section-high .article-highlight .text-zh,
#section-high .university-title.text-zh,
#section-high .university-subtitle.text-zh {
    display: block;
    opacity: 1;
    transition: opacity 0.4s ease;
}

#section-high .article-title.text-en.text-fade-in,
#section-high .article-role.text-en.text-fade-in,
#section-high .article-content .text-en.text-fade-in,
#section-high .article-highlight .text-en.text-fade-in,
#section-high .university-title.text-en.text-fade-in,
#section-high .university-subtitle.text-en.text-fade-in {
    display: block !important;
    opacity: 1 !important;
}

#section-high .article-title.text-zh.text-fade-out,
#section-high .article-role.text-zh.text-fade-out,
#section-high .article-content .text-zh.text-fade-out,
#section-high .article-highlight .text-zh.text-fade-out,
#section-high .university-title.text-zh.text-fade-out,
#section-high .university-subtitle.text-zh.text-fade-out {
    display: none !important;
    opacity: 0 !important;
}

.article-date {
    font-size: 0.9rem;
    color: var(--terminal-green-dim);
    font-family: "Times New Roman", Times, serif;
    margin-bottom: 0.5rem;
}

.article-authors,
.article-role {
    font-size: 0.95rem;
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-style: italic;
    margin-bottom: 1rem;
}

.article-journal {
    font-size: 0.85rem;
    color: var(--terminal-green-dim);
    font-family: "Times New Roman", Times, serif;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.article-content {
    font-size: 1rem;
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.article-content p {
    margin-bottom: 0.8rem;
}

.article-note {
    color: var(--terminal-green-dim);
    font-size: 0.85rem;
    font-style: italic;
    margin-left: 0.5rem;
    opacity: 0.8;
}

.article-highlight {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(var(--glow-rgb), 0.1);
    border-left: 3px solid var(--terminal-green-bright);
}

.article-highlight p {
    font-size: 1rem;
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    font-weight: 600;
    font-style: italic;
    margin: 0;
    line-height: 1.6;
}

/* 中间图片滑动展示区域 */
.magazine-mockup-center {
    width: 100%;
    max-width: 1200px;
    margin: 2rem auto 4rem auto;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 10;
    min-height: 600px;
}

/* 图片滑动容器 */
.image-slider-container {
    position: relative;
    width: 100%;
    max-width: 1000px;
    height: 0;
    padding-bottom: 70%;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    background: #fff;
}

/* 图片滑动项 */
.image-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateX(100%);
    transition: opacity 0.8s ease, transform 0.8s ease;
    z-index: 1;
}

.image-slide.active {
    opacity: 1;
    transform: translateX(0);
    z-index: 2;
}

.image-slide.prev {
    transform: translateX(-100%);
    z-index: 0;
}

.slider-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    filter: brightness(1) contrast(1.1);
    padding: 1rem;
    box-sizing: border-box;
}

/* 杂志专栏响应式设计 */
@media (max-width: 1200px) {
    .editorial-content-top {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .image-slider-container {
        max-width: 90%;
    }
}

@media (max-width: 968px) {
    .image-slider-container {
        max-width: 100%;
    }

    .image-slider-container {
        padding-bottom: 80%;
    }

    .article-title {
        font-size: 1.3rem;
    }
}

/* 响应式设计 */
@media (max-width: 968px) {
    .dual-card-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .card-image-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .card-image-wrapper {
        height: 350px;
    }

    .image-modal-content {
        max-width: 98%;
        max-height: 98vh;
    }
}

@media (max-width: 600px) {
    .card-image-wrapper {
        height: 300px;
    }

    .card-title-zh {
        font-size: 1.5rem;
    }

    .card-title-en {
        font-size: 0.9rem;
    }

    .card-quote {
        font-size: 1rem;
    }

    .image-modal-close {
        top: 10px;
        right: 10px;
        font-size: 2rem;
        width: 40px;
        height: 40px;
    }
}

.university-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
}

.header-decoration {
    width: 100px;
    height: 100px;
    background: rgba(var(--glow-rgb), 0.1);
    border: 3px solid var(--terminal-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 0 30px rgba(var(--glow-rgb), 0.3);
    animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {

    0%,
    100% {
        box-shadow: 0 0 30px rgba(var(--glow-rgb), 0.3);
        transform: scale(1);
    }

    50% {
        box-shadow: 0 0 50px rgba(var(--glow-rgb), 0.5);
        transform: scale(1.05);
    }
}

.header-decoration i {
    font-size: 3rem;
    color: var(--terminal-green-bright);
}

.header-content {
    flex: 1;
}

.header-title-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
    gap: 2rem;
}

/* 专业足迹语言切换按钮 */
.lang-toggle-professional {
    background: transparent;
    border: 1px solid var(--terminal-green);
    padding: 0.4rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: "Times New Roman", Times, serif;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    cursor: pointer;
    color: var(--terminal-green);
    margin-top: 0.5rem;
    flex-shrink: 0;
}

.lang-toggle-professional .lang-option {
    color: var(--terminal-green);
    opacity: 0.5;
    transition: all 0.3s ease;
    cursor: pointer;
}

.lang-toggle-professional .lang-option.active {
    opacity: 1;
    font-weight: bold;
    color: var(--terminal-green-bright);
}

.lang-toggle-professional .lang-divider {
    color: var(--terminal-green-dim);
    opacity: 0.3;
}

.lang-toggle-professional:hover {
    border-color: var(--terminal-green-bright);
    box-shadow: 0 0 10px rgba(var(--glow-rgb), 0.3);
}

.university-title {
    font-family: "Times New Roman", Times, serif;
    font-size: 3rem;
    color: var(--terminal-green-bright);
    margin: 0 0 0.5rem 0;
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 0 0 20px rgba(var(--glow-rgb), 0.5);
}

.university-subtitle {
    font-family: "Times New Roman", Times, serif;
    font-size: 1.1rem;
    color: var(--terminal-green);
    margin: 0;
    letter-spacing: 2px;
    opacity: 0.8;
}

.header-line {
    width: 200px;
    height: 2px;
    background: var(--terminal-green);
    margin-top: 1rem;
    box-shadow: 0 0 10px rgba(var(--glow-rgb), 0.5);
}

/* ========== 实习高光 - 时间线布局 ========== */
.internship-timeline {
    position: relative;
    width: 100%;
    max-width: 1400px;
    margin: 3rem auto;
    padding: 2rem 0;
}

/* 时间线连接线 */
.timeline-line {
    position: absolute;
    left: 50px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom,
            var(--terminal-green) 0%,
            var(--terminal-green-bright) 50%,
            var(--terminal-green) 100%);
    transform: translateX(-50%);
    z-index: 1;
}

.timeline-arrow {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 12px solid var(--terminal-green-bright);
}

/* 实习经历节点 */
.internship-node {
    position: relative;
    display: flex;
    align-items: flex-start;
    margin-bottom: 8rem;
    padding-left: 100px;
    z-index: 2;
}

.internship-node:last-child {
    margin-bottom: 0;
}

/* 节点标记 */
.node-marker {
    position: absolute;
    left: 50px;
    top: 10px;
    width: 20px;
    height: 20px;
    background: var(--terminal-green-bright);
    border: 4px solid #e6f2ff;
    border-radius: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 20px rgba(var(--glow-rgb), 0.8);
    transition: all 0.3s ease;
    z-index: 3;
}

.internship-node:hover .node-marker {
    width: 24px;
    height: 24px;
    box-shadow: 0 0 30px rgba(var(--glow-rgb), 1);
}

/* 翻转卡片容器 */
.flip-card {
    flex: 1;
    perspective: 1000px;
    height: 300px;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.internship-node:hover .flip-card-inner {
    transform: rotateY(180deg);
}

/* 正面和背面 */
.flip-card-front,
.flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    background: rgba(var(--glow-rgb), 0.05);
    border: 2px solid var(--terminal-green);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.flip-card-front {
    color: var(--terminal-green);
}

.flip-card-back {
    color: var(--terminal-green);
    transform: rotateY(180deg);
    overflow-y: auto;
    justify-content: flex-start;
}

.node-time {
    font-size: 1rem;
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.node-company {
    font-size: 1.2rem;
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.node-role {
    font-size: 1rem;
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.node-summary {
    font-size: 0.9rem;
    color: var(--terminal-green-dim);
    font-family: "Times New Roman", Times, serif;
    line-height: 1.6;
}

/* 详细信息（背面显示） */
.node-details {
    flex: 1;
    margin-bottom: 1rem;
}

.node-details h4 {
    font-size: 1rem;
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    font-weight: 700;
    margin-bottom: 1rem;
}

.node-details p {
    font-size: 0.9rem;
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    line-height: 1.8;
    margin-bottom: 0.8rem;
}

/* 证书图片（背面显示） */
.node-certificate {
    width: 100%;
    max-height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 1rem;
}

.certificate-image {
    max-width: 100%;
    max-height: 200px;
    object-fit: contain;
    object-position: center;
    border: 2px solid var(--terminal-green-bright);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    background: #fff;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    filter: brightness(1) contrast(1.1);
}

/* 实习高光响应式设计 */
@media (max-width: 968px) {
    .internship-timeline {
        padding: 1rem 0;
    }

    .timeline-line {
        left: 30px;
    }

    .internship-node {
        padding-left: 70px;
        margin-bottom: 6rem;
    }

    .node-marker {
        left: 30px;
    }

    .flip-card {
        height: 350px;
    }

    .flip-card-front,
    .flip-card-back {
        padding: 1.5rem;
    }

    .certificate-image {
        max-height: 150px;
    }
}

.university-section .memory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.university-section .memory-box {
    background: rgba(var(--glow-rgb), 0.03);
    border: 1px solid rgba(var(--glow-rgb), 0.2);
    border-left: 4px solid var(--terminal-green);
    padding: 2rem;
    transition: transform 0.3s ease,
        background 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.university-section .memory-box:nth-child(1) {
    animation-delay: 0.1s;
}

.university-section .memory-box:nth-child(2) {
    animation-delay: 0.2s;
}

.university-section .memory-box:nth-child(3) {
    animation-delay: 0.3s;
}

.university-section .memory-box:nth-child(4) {
    animation-delay: 0.4s;
}

.university-section .memory-box:nth-child(5) {
    animation-delay: 0.5s;
}

.university-section .memory-box:nth-child(6) {
    animation-delay: 0.6s;
}

.university-section .memory-box:nth-child(7) {
    animation-delay: 0.7s;
}

.university-section .memory-box:nth-child(8) {
    animation-delay: 0.8s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.university-section .memory-box:hover {
    border-left-color: var(--terminal-green-bright);
    box-shadow: -5px 0 15px rgba(var(--glow-rgb), 0.15);
    transform: translateY(-4px);
    background: rgba(var(--glow-rgb), 0.08);
}

/* 时间线 */
.timeline {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg,
            var(--terminal-green-bright) 0%,
            var(--terminal-green) 50%,
            var(--terminal-green-dark) 100%);
    box-shadow: 0 0 10px rgba(var(--glow-rgb), 0.6);
}

/* ========== 经典中线交替时间线布局（带照片） ========== */
.timeline-item {
    margin-bottom: 4rem;
    position: relative;
    opacity: 0;
    animation: fadeInTimeline 0.8s ease forwards;
    display: flex;
    align-items: flex-start;
    gap: 0;
}

/* 右侧项目 (大学、初中) - 左边照片，右边内容 */
.timeline-item:nth-child(odd) {
    justify-content: space-between;
}

.timeline-item:nth-child(odd) .timeline-marker {
    order: 2;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.timeline-item:nth-child(odd) .timeline-photos {
    order: 1;
    width: 42%;
    margin-right: auto;
}

.timeline-item:nth-child(odd) .timeline-content {
    order: 3;
    width: 42%;
    margin-left: auto;
    text-align: left;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 50px;
    width: 50px;
    height: 2px;
    background: var(--terminal-green-dark);
}

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

/* 左侧项目 (高中、小学) - 左边内容，右边照片 */
.timeline-item:nth-child(even) {
    justify-content: space-between;
}

.timeline-item:nth-child(even) .timeline-marker {
    order: 2;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.timeline-item:nth-child(even) .timeline-photos {
    order: 3;
    width: 42%;
    margin-left: auto;
}

.timeline-item:nth-child(even) .timeline-content {
    order: 1;
    width: 42%;
    margin-right: auto;
    text-align: left;
}

.timeline-item:nth-child(even) .timeline-content::before {
    content: '';
    position: absolute;
    right: -20px;
    top: 50px;
    width: 50px;
    height: 2px;
    background: var(--terminal-green-dark);
}

.timeline-item:nth-child(even) .timeline-header {
    text-align: right;
}

/* 保持记忆网格内的卡片左对齐 */
.memory-grid {
    text-align: left;
}

.timeline-item:nth-child(even) .memory-grid {
    text-align: left;
}

@keyframes fadeInTimeline {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.timeline-item:nth-child(1) {
    animation-delay: 0.2s;
}

.timeline-item:nth-child(2) {
    animation-delay: 0.4s;
}

.timeline-item:nth-child(3) {
    animation-delay: 0.6s;
}

.timeline-item:nth-child(4) {
    animation-delay: 0.8s;
}

.timeline-marker {
    flex-shrink: 0;
    display: flex;
    align-items: flex-start;
    padding-top: 2rem;
    z-index: 20;
}

.marker-icon {
    width: 100px;
    height: 100px;
    background: rgba(var(--glow-rgb), 0.1);
    border: 4px solid var(--terminal-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--terminal-green-bright);
    box-shadow:
        0 0 20px rgba(var(--glow-rgb), 0.6),
        inset 0 0 20px rgba(var(--glow-rgb), 0.1);
    position: relative;
    z-index: 10;
    animation: pulse 3s ease-in-out infinite;
    transition: all 0.3s ease;
}

.marker-icon:hover {
    transform: scale(1.1);
    box-shadow:
        0 0 30px rgba(var(--glow-rgb), 0.8),
        inset 0 0 30px rgba(var(--glow-rgb), 0.2);
}

/* 统一的脉冲动画 - 只使用绿色主题 */
@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(var(--glow-rgb), 0.6), inset 0 0 20px rgba(var(--glow-rgb), 0.1);
        border-color: var(--terminal-green);
    }

    50% {
        box-shadow: 0 0 40px rgba(var(--glow-rgb), 1), inset 0 0 30px rgba(var(--glow-rgb), 0.3);
        border-color: var(--terminal-green-bright);
    }
}

.timeline-content {
    background: rgba(var(--glow-rgb), 0.03);
    border: 1px solid rgba(var(--glow-rgb), 0.2);
    padding: 2rem;
    position: relative;
    transition: all 0.4s ease;
    backdrop-filter: blur(5px);
}

.timeline-content:hover {
    background: rgba(var(--glow-rgb), 0.08);
    border-color: var(--terminal-green);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(var(--glow-rgb), 0.15);
}

.timeline-content:hover::before {
    background: var(--terminal-green);
    box-shadow: 0 0 10px rgba(var(--glow-rgb), 0.5);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--terminal-green-dark);
}

/* 右侧项目的标题栏 */
.timeline-item:nth-child(odd) .timeline-header {
    flex-direction: row;
}

/* 左侧项目的标题栏 */
.timeline-item:nth-child(even) .timeline-header {
    flex-direction: row-reverse;
}

.timeline-header h2 {
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    font-size: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.timeline-date {
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-size: 1.2rem;
    padding: 0.5rem 1rem;
    background: rgba(var(--glow-rgb), 0.05);
    border: 1px solid rgba(var(--glow-rgb), 0.2);
}

.timeline-date::before {
    content: '[ ';
}

.timeline-date::after {
    content: ' ]';
}

/* 记忆网格 */
.memory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    text-align: left;
    /* 确保所有卡片内容左对齐 */
}

.memory-box {
    background: rgba(var(--glow-rgb), 0.03);
    border: 1px solid rgba(var(--glow-rgb), 0.2);
    padding: 1.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: left;
    /* 确保卡片内容左对齐 */
    will-change: transform;
}

.memory-box:hover {
    border-color: var(--terminal-green);
    background: rgba(var(--glow-rgb), 0.06);
    transform: translateY(-3px);
    box-shadow: 0 0 15px rgba(var(--glow-rgb), 0.3);
    opacity: 1;
}

.memory-box:hover h3 {
    color: var(--terminal-green-bright);
    text-shadow: 0 0 10px rgba(var(--glow-rgb), 0.6);
}

.memory-box:hover i {
    color: var(--terminal-green-bright);
    filter: drop-shadow(0 0 8px rgba(var(--glow-rgb), 0.8));
}

.memory-box:hover .memory-tags span {
    background: rgba(var(--glow-rgb), 0.15);
    border-color: var(--terminal-green-bright);
    color: var(--terminal-green-bright);
}

.memory-box i {
    font-size: 2.5rem;
    color: var(--terminal-green-bright);
    display: block;
    margin-bottom: 1rem;
    text-shadow: 0 0 10px rgba(var(--glow-rgb), 0.6);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.memory-box h3 {
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.memory-box h3::before {
    content: '> ';
    color: var(--terminal-green);
}

.memory-box p {
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    line-height: 1.6;
    margin-bottom: 1rem;
    opacity: 0.9;
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.memory-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.memory-tags span {
    background: transparent;
    border: 1px solid var(--terminal-green);
    color: var(--terminal-green);
    padding: 0.25rem 0.75rem;
    font-family: "Times New Roman", Times, serif;
    font-size: 0.85rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.memory-tags span::before {
    content: '#';
}

.memory-tags span:hover {
    background: var(--terminal-green);
    color: var(--terminal-bg);
}

/* 统计部分 */
.stats-section {
    margin-top: 6rem;
    padding-top: 4rem;
    background: #e6f2ff;
}

.stats-section .section-title {
    text-align: center;
    font-size: 2rem;
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    margin-bottom: 3rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.stat-box {
    background: rgba(var(--glow-rgb), 0.05);
    border: 3px solid var(--terminal-green);
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-box:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(var(--glow-rgb), 0.6);
}

.stat-box i {
    font-size: 3rem;
    color: var(--terminal-green-bright);
    margin-bottom: 1rem;
    display: block;
}

.stat-number {
    font-size: 3.5rem;
    color: var(--terminal-green-bright);
    font-family: "Times New Roman", Times, serif;
    font-weight: bold;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 10px rgba(var(--glow-rgb), 0.8);
}

.stat-label {
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-size: 0.9rem;
    text-transform: uppercase;
}

/* 页脚 */
.student-footer {
    background: #e6f2ff;
    padding: 3rem 20px;
    text-align: center;
}

.student-footer p {
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-size: 1.1rem;
    margin: 0.5rem 0;
}

.footer-note {
    opacity: 0.7;
    font-size: 0.9rem !important;
    animation: blink 1.5s infinite;
}

@keyframes blink {

    0%,
    50% {
        opacity: 0.7;
    }

    51%,
    100% {
        opacity: 0.3;
    }
}

/* 响应式 */
@media (max-width: 768px) {

    /* 大学板块移动端优化 */
    .university-section {
        padding: 2rem 1.5rem;
        margin-bottom: 4rem;
    }

    .university-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .header-decoration {
        width: 80px;
        height: 80px;
    }

    .header-decoration i {
        font-size: 2.5rem;
    }

    .university-title {
        font-size: 2rem;
        letter-spacing: 2px;
    }

    .university-subtitle {
        font-size: 0.9rem;
    }

    .header-line {
        margin: 1rem auto 0;
    }

    .university-section .memory-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .university-section .memory-box:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(var(--glow-rgb), 0.15);
    }

    /* 导航栏移动端样式 */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(0, 0, 0, 0.98);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transition: left 0.3s ease;
        border-top: 2px solid var(--terminal-green);
    }

    .nav-menu.active {
        left: 0;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .timeline::before {
        left: 30px;
        width: 3px;
    }

    /* 移动端时间线布局：统一为垂直布局 */
    .timeline-item {
        padding-left: 80px;
        margin-bottom: 3rem;
    }

    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        display: block;
        text-align: left;
    }

    .timeline-item:nth-child(odd) .timeline-marker,
    .timeline-item:nth-child(even) .timeline-marker {
        position: absolute;
        left: 0;
        transform: none;
        margin: 0;
    }

    .timeline-item:nth-child(odd) .timeline-photos,
    .timeline-item:nth-child(even) .timeline-photos {
        width: 100%;
        margin: 0 0 1.5rem 0;
    }

    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        width: 100%;
        margin: 0;
        margin-top: 1rem;
        text-align: left;
    }

    .timeline-item:nth-child(odd) .timeline-content::before,
    .timeline-item:nth-child(even) .timeline-content::before {
        display: none;
    }

    .timeline-item:nth-child(odd) .timeline-header,
    .timeline-item:nth-child(even) .timeline-header {
        flex-direction: row;
        text-align: left;
    }

    .timeline-photos-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .marker-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .page-title {
        font-size: 2rem;
    }

    .memory-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .timeline-btn {
        font-size: 0.85rem;
        padding: 0.5rem 1rem;
    }
}

/* ========== 交互优化 ========== */

/* 回到顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--terminal-green), var(--terminal-green-bright));
    color: var(--bg-primary);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 1000;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    box-shadow: 0 4px 15px rgba(var(--glow-rgb), 0.3);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: linear-gradient(135deg, var(--terminal-green-bright), var(--terminal-green));
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 6px 20px rgba(var(--glow-rgb), 0.5);
}

.back-to-top:active {
    transform: translateY(-1px) scale(1.05);
}

/* 时间线进度条 */
.timeline-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--terminal-green), var(--terminal-green-bright));
    z-index: 1001;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px rgba(var(--glow-rgb), 0.8);
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 时间线项目动画增强 */
.timeline-item {
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInFromLeft 0.8s ease forwards;
}

.timeline-item:nth-child(even) {
    transform: translateX(50px);
    animation: slideInFromRight 0.8s ease forwards;
}

@keyframes slideInFromLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 统计卡片动画 */
.stat-box {
    transition: all 0.3s ease;
}

.stat-box:hover {
    transform: translateY(-5px);
    background: rgba(var(--glow-rgb), 0.1);
    border-color: var(--terminal-green-bright);
    box-shadow: 0 10px 25px rgba(var(--glow-rgb), 0.3);
}

.stat-box:hover .stat-number {
    color: var(--terminal-green-bright);
    text-shadow: 0 0 15px rgba(var(--glow-rgb), 0.8);
}

.stat-box:hover i {
    transform: scale(1.2);
    color: var(--terminal-green-bright);
}

/* 移动端优化 */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
}

/* ========== 照片画廊样式 ========== */
.photo-gallery-section {
    padding: 4rem 0;
    background: #e6f2ff;
    margin: 4rem 0;
    scroll-margin-top: 140px;
}

.gallery-subtitle {
    text-align: center;
    color: var(--terminal-green-dim);
    font-family: "Times New Roman", Times, serif;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    font-style: italic;
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    color: var(--terminal-green-dim);
    border: 2px solid var(--terminal-green-dark);
    padding: 0.75rem 1.5rem;
    font-family: "Times New Roman", Times, serif;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-btn:hover {
    border-color: var(--terminal-green);
    color: var(--terminal-green);
    background: rgba(var(--glow-rgb), 0.1);
    transform: translateY(-2px);
}

.filter-btn.active {
    border-color: var(--terminal-green-bright);
    color: var(--terminal-green-bright);
    background: rgba(var(--glow-rgb), 0.15);
    box-shadow: 0 0 15px rgba(var(--glow-rgb), 0.3);
}

.filter-btn i {
    font-size: 0.9rem;
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.photo-item {
    background: rgba(var(--glow-rgb), 0.03);
    border: 1px solid rgba(var(--glow-rgb), 0.2);
    transition: all 0.4s ease;
    cursor: pointer;
    overflow: hidden;
    opacity: 1;
    transform: scale(1);
}

.photo-item:hover {
    border-color: var(--terminal-green);
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 30px rgba(var(--glow-rgb), 0.2);
}

.photo-placeholder {
    height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(var(--glow-rgb), 0.03);
    color: var(--terminal-green-dim);
    font-family: "Times New Roman", Times, serif;
    position: relative;
    overflow: hidden;
}

.photo-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(var(--glow-rgb), 0.1), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }

    100% {
        left: 100%;
    }
}

.photo-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--terminal-green-dark);
}

.photo-placeholder span {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.photo-placeholder p {
    font-size: 0.8rem;
    opacity: 0.7;
    margin: 0;
}

.photo-info {
    padding: 1rem;
    border-top: 1px solid var(--terminal-green-dark);
}

.photo-info h4 {
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-size: 1rem;
    margin: 0 0 0.5rem 0;
}

.photo-date {
    color: var(--terminal-green-dim);
    font-family: "Times New Roman", Times, serif;
    font-size: 0.8rem;
}

.upload-hint {
    text-align: center;
    color: var(--terminal-green-dim);
    font-family: "Times New Roman", Times, serif;
    font-size: 0.9rem;
    padding: 1.5rem;
    background: rgba(var(--glow-rgb), 0.05);
    border: 1px dashed var(--terminal-green-dark);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.upload-hint i {
    color: var(--terminal-green);
}

/* 照片筛选动画 */
.photo-item.hidden {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

/* 移动端优化 */
@media (max-width: 768px) {
    .gallery-filters {
        gap: 0.5rem;
    }

    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }

    .photo-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }

    .photo-placeholder {
        height: 180px;
    }

    .photo-placeholder i {
        font-size: 2.5rem;
    }
}

/* =========================================
   浅色模式极简美学 (Light Mode Minimalist Aesthetic)
   设计原则：极简主义、排版驱动、无边框、低饱和度、微交互
   ========================================= */

/* === 基础重置 === */
[data-theme="light"] .student-header,
[data-theme="light"] .student-main,
[data-theme="light"] .timeline-nav,
[data-theme="light"] .university-section,
[data-theme="light"] .photo-gallery-section,
[data-theme="light"] .stats-section,
[data-theme="light"] .student-footer {
    background: #e6f2ff !important;
}

/* === 页面标题区域 - 排版驱动 === */
[data-theme="light"] .student-header {
    padding: 12rem 20px 6rem;
}

[data-theme="light"] .student-header::before {
    display: none;
    /* 移除扫描线效果 */
}

[data-theme="light"] .main-title {
    font-family: var(--font-sans);
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #1a1a1a;
    text-shadow: none;
    animation: none;
}

[data-theme="light"] .sub-title {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    font-weight: 400;
    color: #666;
    letter-spacing: 0;
}

[data-theme="light"] .sub-title::before {
    display: none;
    /* 移除 // 装饰 */
}

/* === 时间线导航 - 极简按钮 === */
[data-theme="light"] .timeline-nav {
    padding: 0.8rem 20px;
    backdrop-filter: blur(20px);
    background: rgba(230, 242, 255, 0.9) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .timeline-btn {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    color: #666;
    background: transparent;
    border: none !important;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.2s ease;
}

[data-theme="light"] .timeline-btn:hover {
    color: #1a1a1a;
    background: rgba(0, 0, 0, 0.04);
    box-shadow: none;
}

[data-theme="light"] .timeline-btn.active {
    color: #1a1a1a;
    background: rgba(0, 0, 0, 0.06);
    box-shadow: none;
}

/* === 大学板块标题 - 简约大气 === */
[data-theme="light"] .header-decoration {
    width: 80px;
    height: 80px;
    background: #f5f5f5;
    border: none !important;
    box-shadow: none;
    animation: none;
}

[data-theme="light"] .header-decoration i {
    font-size: 2.2rem;
    color: #1a1a1a;
}

[data-theme="light"] .university-title {
    font-family: var(--font-sans);
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    text-shadow: none;
    letter-spacing: -0.01em;
    text-transform: none;
}

[data-theme="light"] .university-subtitle {
    font-family: var(--font-sans);
    font-size: 1rem;
    color: #888;
    letter-spacing: 0;
}

[data-theme="light"] .header-line {
    display: none;
    /* 移除装饰线 */
}

/* === 记忆卡片 - 无边框美学 === */
[data-theme="light"] .memory-box,
[data-theme="light"] .university-section .memory-box {
    background: #fff !important;
    border: none !important;
    border-left: none !important;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04) !important;
    padding: 2rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

[data-theme="light"] .memory-box:hover,
[data-theme="light"] .university-section .memory-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08) !important;
}

[data-theme="light"] .memory-box i {
    font-size: 2rem;
    color: #1a1a1a;
    text-shadow: none;
    filter: none;
    margin-bottom: 1.2rem;
}

[data-theme="light"] .memory-box h3 {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a1a1a;
    text-transform: none;
    letter-spacing: 0;
}

[data-theme="light"] .memory-box p {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: #666;
    line-height: 1.6;
}

[data-theme="light"] .memory-box:hover h3,
[data-theme="light"] .memory-box:hover i {
    color: #1a1a1a;
    text-shadow: none;
    filter: none;
}

/* 标签样式优化 */
[data-theme="light"] .memory-tags span {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: #888;
    background: #f5f5f5;
    border: none !important;
    border-radius: 4px;
    padding: 0.3rem 0.8rem;
}

[data-theme="light"] .memory-box:hover .memory-tags span {
    background: #f0f0f0;
    color: #666;
    border-color: transparent !important;
}

/* === 时间线 - 简约线条 === */
[data-theme="light"] .timeline::before {
    background: #eee !important;
    width: 1px;
}

[data-theme="light"] .timeline-marker {
    background: transparent;
}

[data-theme="light"] .marker-icon {
    width: 60px;
    height: 60px;
    background: #fff;
    border: 1px solid #eee !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    animation: none;
}

[data-theme="light"] .marker-icon i {
    font-size: 1.5rem;
    color: #1a1a1a;
}

[data-theme="light"] .timeline-content {
    background: #fff !important;
    border: none !important;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    backdrop-filter: none;
}

[data-theme="light"] .timeline-content:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .timeline-header {
    border-bottom: 1px solid #f0f0f0 !important;
}

[data-theme="light"] .timeline-header h2 {
    font-family: var(--font-sans);
    font-size: 1.5rem;
    font-weight: 600;
    color: #1a1a1a;
}

[data-theme="light"] .timeline-date {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    color: #888;
    background: transparent;
    border: none !important;
    padding: 0;
}

[data-theme="light"] .timeline-date::before,
[data-theme="light"] .timeline-date::after {
    display: none;
}

/* === 照片画廊 - 干净留白 === */
[data-theme="light"] .photo-gallery-section {
    background: #fafafa !important;
    margin: 0;
    padding: 5rem 0;
}

[data-theme="light"] .gallery-filters {
    gap: 0.5rem;
}

[data-theme="light"] .filter-btn {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    color: #888;
    background: transparent;
    border: none !important;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

[data-theme="light"] .filter-btn:hover {
    color: #1a1a1a;
    background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .filter-btn.active {
    color: #1a1a1a;
    background: rgba(0, 0, 0, 0.06);
    border: none !important;
}

[data-theme="light"] .photo-item {
    background: #fff !important;
    border: none !important;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

[data-theme="light"] .photo-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .photo-placeholder {
    background: #f8f8f8;
    color: #ccc;
}

[data-theme="light"] .photo-info {
    padding: 1.2rem;
    border-top: none;
}

[data-theme="light"] .photo-info h4 {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    color: #1a1a1a;
}

[data-theme="light"] .photo-info p {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: #888;
}

/* === 统计区域 - 数字突出 === */
[data-theme="light"] .stats-section {
    padding: 5rem 0;
}

[data-theme="light"] .stats-section .section-title {
    font-family: var(--font-sans);
    font-size: 1.8rem;
    font-weight: 600;
    color: #1a1a1a;
}

[data-theme="light"] .stat-box {
    background: #fff;
    border: none !important;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    padding: 2rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

[data-theme="light"] .stat-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .stat-number {
    font-family: var(--font-sans);
    font-size: 3rem;
    font-weight: 700;
    color: #1a1a1a;
    text-shadow: none;
}

[data-theme="light"] .stat-label {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    color: #888;
    text-transform: none;
}

/* === 页脚 - 简约收尾 === */
[data-theme="light"] .student-footer {
    padding: 4rem 20px;
    background: #fafafa !important;
}

[data-theme="light"] .student-footer p {
    font-family: var(--font-sans);
    color: #888;
}

[data-theme="light"] .footer-note {
    animation: none;
}

/* === Section 标题统一样式 === */
[data-theme="light"] .section-title {
    font-family: var(--font-sans);
    font-size: 1.8rem;
    font-weight: 600;
    color: #1a1a1a;
    text-shadow: none;
    animation: none;
}

/* === 移除所有终端风格装饰 === */
[data-theme="light"] *::before,
[data-theme="light"] *::after {
    text-shadow: none !important;
}

[data-theme="light"] .glitch-text {
    animation: none;
}

/* === 滚动条极简化 === */
[data-theme="light"] ::-webkit-scrollbar {
    width: 6px;
}

[data-theme="light"] ::-webkit-scrollbar-track {
    background: transparent;
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
    background: #ddd;
    border-radius: 3px;
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
    background: #ccc;
}

/* ========== 国际视野 - 旅行相册样式 ========== */
.travel-album {
    position: relative;
    width: 100%;
    min-height: 3000px;
    margin-top: 3rem;
}

.flight-path-container {
    position: relative;
    width: 100%;
    height: 3000px;
    overflow: visible;
}

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

.paper-plane {
    position: absolute;
    width: 30px;
    height: 30px;
    z-index: 10;
    transition: transform 0.1s linear;
    pointer-events: none;
}

.travel-spots {
    position: relative;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.travel-spot {
    position: absolute;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
    width: 400px;
    max-width: calc(100vw - 4rem);
}

.travel-spot.visible {
    opacity: 1;
    visibility: visible;
}

.spot-content {
    background: rgba(230, 242, 255, 0.98);
    border: 2px solid #003366;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 51, 102, 0.2);
}

.spot-title {
    font-size: 1.2rem;
    color: #003366;
    font-weight: 700;
    margin-bottom: 1rem;
    font-family: "Times New Roman", Times, serif;
}

.spot-images {
    position: relative;
    width: 100%;
    height: 300px;
    margin-bottom: 1rem;
    overflow: hidden;
    border-radius: 8px;
}

.spot-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease;
}

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

.spot-description {
    font-size: 0.95rem;
    color: #003366;
    line-height: 1.6;
    font-family: "Times New Roman", Times, serif;
}


/* ========== 团队引领 - 7卡片翻转展开设计 ========== */
.team-leadership-header {
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid rgba(0, 51, 102, 0.2);
}

/* 卡片网格：最多4列，小屏2列，手机1列 */
.role-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    width: 100%;
    margin-bottom: 3rem;
}

/* 每张卡片的容器（控制 3D 透视） */
.role-card {
    perspective: 1000px;
    height: 260px;
    cursor: pointer;
}

/* 卡片内部：正面+背面共同旋转 */
.role-card-front,
.role-card-back {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 12px;
    padding: 1.4rem 1.2rem;
    display: flex;
    flex-direction: column;
    transition: transform 0.55s cubic-bezier(0.35, 0.9, 0.4, 1);
    overflow: hidden;
}

/* 需要一个内层包裹器做 transform-style */
.role-card-front,
.role-card-back {
    width: 100%;
    height: 100%;
}

/* 正面 */
.role-card-front {
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.06) 0%, rgba(0, 80, 160, 0.1) 100%);
    border: 1.5px solid rgba(0, 51, 102, 0.3);
    transform: rotateY(0deg);
    position: relative;
}

/* 背面 */
.role-card-back {
    background: linear-gradient(135deg, #003366 0%, #0055aa 100%);
    border: 1.5px solid rgba(0, 80, 160, 0.6);
    transform: rotateY(180deg);
    position: absolute;
    top: 0;
    left: 0;
    overflow-y: auto;
}

/* 卡片需要一个内层容器才能做 3D 翻转 */
.role-card {
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.55s cubic-bezier(0.35, 0.9, 0.4, 1);
}

.role-card:hover {
    transform: rotateY(180deg);
}

/* ---- 正面内部元素 ---- */
.role-card-icon {
    font-size: 1.8rem;
    margin-bottom: 0.4rem;
    line-height: 1;
}

.role-card-tag {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #0055cc;
    background: rgba(0, 85, 204, 0.1);
    border: 1px solid rgba(0, 85, 204, 0.25);
    border-radius: 20px;
    padding: 0.15rem 0.6rem;
    margin-bottom: 0.6rem;
    width: fit-content;
}

.role-card-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: #002244;
    line-height: 1.4;
    margin: 0 0 0.6rem 0;
    flex: 1;
    font-family: "Times New Roman", Times, serif;
}

.role-card-meta {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    margin-bottom: 0.5rem;
}

.role-card-time {
    font-size: 0.75rem;
    color: #0055aa;
    font-weight: 600;
    font-family: "Courier New", monospace;
}

.role-card-loc {
    font-size: 0.75rem;
    color: #444;
}

.role-card-hint {
    font-size: 0.7rem;
    color: #888;
    margin-top: auto;
    padding-top: 0.4rem;
    border-top: 1px dashed rgba(0, 51, 102, 0.15);
    transition: color 0.2s;
}

.role-card:hover .role-card-hint {
    color: #0055aa;
}

/* ---- 背面内部元素 ---- */
.role-back-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.8rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.role-back-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.role-back-list li {
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.55;
    padding-left: 1rem;
    position: relative;
    font-family: "Times New Roman", Times, serif;
}

.role-back-list li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.7rem;
    top: 0.15rem;
}

/* ---- 触摸屏/移动端：点击切换（无hover） ---- */
.role-card.flipped {
    transform: rotateY(180deg);
}

/* ---- 响应式 ---- */
@media (max-width: 1100px) {
    .role-cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .role-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .role-card {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .role-cards-grid {
        grid-template-columns: 1fr;
    }

    .role-card {
        height: auto;
        min-height: 240px;
    }
}



display: flex;
justify-content: space-around;
width: 100%;
position: relative;
z-index: 2;
margin-bottom: 2rem;
}

.top-row {
    margin-bottom: 10rem;
}

.bottom-row {
    margin-top: 10rem;
}

.timeline-item {
    position: relative;
    width: 250px;
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s ease;
    margin: 0 1rem;
}

.timeline-card {
    background: rgba(0, 51, 102, 0.05);
    border: 2px solid #003366;
    padding: 1rem;
    transition: all 0.3s ease;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.timeline-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 20px rgba(0, 51, 102, 0.3);
    border-color: #0080ff;
}

.timeline-label {
    font-size: 1rem;
    color: #003366;
    font-weight: 700;
    line-height: 1.3;
    font-family: "Times New Roman", Times, serif;
}

.detail-content {
    position: absolute;
    width: 400px;
    max-width: calc(100vw - 4rem);
    background: rgba(230, 242, 255, 0.98);
    border: 2px solid #003366;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 51, 102, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 10;
    max-height: 500px;
    overflow-y: auto;
}

.detail-content.active {
    opacity: 1;
    visibility: visible;
}

.detail-title {
    font-size: 1.3rem;
    color: #003366;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-family: "Times New Roman", Times, serif;
}

.detail-time,
.detail-location {
    font-size: 0.9rem;
    color: #003366;
    margin-bottom: 0.5rem;
    font-family: "Times New Roman", Times, serif;
}

.detail-duties {
    margin-top: 1rem;
}

.detail-duties p {
    font-size: 0.95rem;
    color: #003366;
    line-height: 1.6;
    margin-bottom: 0.8rem;
    font-family: "Times New Roman", Times, serif;
}

/* 详细信息定位 */
.detail-1 {
    top: 180px;
    left: 2rem;
    transform: translateX(0);
}

.detail-2 {
    top: 180px;
    left: 50%;
    transform: translateX(-50%);
}

.detail-3 {
    top: 180px;
    right: 2rem;
    transform: translateX(0);
}

.detail-4,
.detail-5,
.detail-6,
.detail-7 {
    bottom: 180px;
    top: auto;
}

.detail-4 {
    left: 2rem;
    transform: translateX(0);
}

.detail-5 {
    left: calc(50% - 200px);
    transform: translateX(-50%);
}

.detail-6 {
    left: calc(50% + 200px);
    transform: translateX(-50%);
}

.detail-7 {
    right: 2rem;
    transform: translateX(0);
}

/* 响应式设计 */
@media (max-width: 968px) {
    .timeline-row {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .top-row {
        margin-bottom: 5rem;
    }

    .bottom-row {
        margin-top: 5rem;
    }

    .detail-content {
        position: static;
        margin: 1rem auto;
        transform: none !important;
    }

    .travel-spot {
        position: static;
        margin: 2rem auto;
    }
}

/* ========== 国际视野 - 垂直正弦波旅行相册 ========== */
.travel-album-vertical {
    position: relative;
    width: 100%;
    /* 高度由JS动态计算或CSS预设，这里预设足够高度容纳所有板块 */
    height: 3800px;
    margin-top: 5rem;
    overflow: hidden;
}

.flight-path-container-vertical {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1000px;
    /* 与SVG viewBox宽度一致 */
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.flight-path-vertical {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.paper-plane-vertical {
    position: absolute;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    z-index: 10;
    transform: translate(-50%, -50%) rotate(90deg);
    /* 初始旋转，JS会覆盖 */
    /* 初始隐藏，JS初始化后显示 */
    opacity: 0;
    transition: opacity 0.5s ease;
}

.paper-plane-vertical.initialized {
    opacity: 1;
}

.plane-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, rgba(0, 255, 65, 0.4) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    animation: planePulse 2s infinite;
}

@keyframes planePulse {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.8;
    }
}

.travel-spots-vertical {
    position: relative;
    width: 100%;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
    z-index: 2;
    pointer-events: none;
    /* 让鼠标事件透过容器 */
}

.travel-spot-v {
    position: absolute;
    width: 400px;
    max-width: 40%;
    pointer-events: auto;
    /* 恢复卡片交互 */
    opacity: 0;
    transform: translateY(100px) scale(0.8);
    /* 初始状态更隐蔽：向下偏移且缩小 */
    transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
    /* 添加弹性效果 */
    filter: blur(10px);
    /* 初始模糊 */
}

.travel-spot-v.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
}

/* 左右布局 */
.travel-spot-v.left {
    right: 55%;
    /* 并不是 left: 0，而是靠中心线左侧 5% 的距离 */
    text-align: right;
}

.travel-spot-v.right {
    left: 55%;
    /* 靠中心线右侧 5% 的距离 */
    text-align: left;
}

.spot-content-v {
    background: rgba(230, 242, 255, 0.95);
    border: 2px solid #003366;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 51, 102, 0.15);
    transition: transform 0.3s ease;
    backdrop-filter: blur(5px);
}

.spot-role {
    font-size: 0.9rem;
    font-style: italic;
    color: #666;
    margin-bottom: 0.8rem;
    display: block;
    font-weight: 500;
}

.travel-spot-v:hover .spot-content-v {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 51, 102, 0.25);
    border-color: var(--terminal-green);
}

.spot-images-v {
    position: relative;
    width: 100%;
    height: 250px;
    margin-bottom: 1rem;
    overflow: hidden;
    border-radius: 8px;
    border: 1px solid rgba(0, 51, 102, 0.1);
}

.spot-images-v img {
    position: absolute;
    /* 绝对定位实现堆叠 */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    /* 默认隐藏 */
    transition: opacity 0.8s ease, transform 4s ease;
    /* 延长缩放时间实现缓慢推拉效果 */
    z-index: 0;
}

.spot-images-v img.active {
    opacity: 1;
    /* 显示当前 */
    z-index: 1;
    transform: scale(1.05);
    /* 激活时轻微放大 */
}

/* 特定模块文本左对齐 (Module 2 and 4) */
/* 使用属性选择器匹配 data-index 为 2 和 4 的模块下的描述 */
.travel-spot-v[data-index="2"] .spot-description,
.travel-spot-v[data-index="4"] .spot-description {
    text-align: left !important;
}

.travel-spot-v:hover .spot-images-v img.active {
    transform: scale(1.1);
    /* 悬停时进一步放大 */
}

/* 响应式适配 */
@media (max-width: 968px) {
    .travel-album-vertical {
        height: auto;
        padding-bottom: 4rem;
        margin-top: 2rem;
    }

    .flight-path-container-vertical {
        display: none;
        /* 移动端隐藏复杂路径动画 */
    }

    .travel-spots-vertical {
        display: flex;
        flex-direction: column;
        gap: 3rem;
        padding: 0 1rem;
    }

    .travel-spot-v {
        position: relative !important;
        /* 强制取消绝对定位 */
        top: auto !important;
        left: auto !important;
        right: auto !important;
        width: 100%;
        max-width: 100%;
        text-align: left !important;
        opacity: 0;
        /* 默认隐藏，等待观察器显示 */
        transform: translateY(30px);
    }

    .travel-spot-v.visible {
        opacity: 1;
        transform: translateY(0);
    }

    .spot-content-v {
        text-align: left;
    }

    .travel-spot-v.left,
    .travel-spot-v.right {
        right: auto;
        left: auto;
        text-align: left;
    }
}

/* ========== Lightbox - 点击放大图片 ========== */
#image-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(6px);
    align-items: center;
    justify-content: center;
}

#image-lightbox.active {
    display: flex;
}

.lightbox-overlay {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-img {
    max-width: 85vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    animation: lightboxFadeIn 0.3s ease;
}

@keyframes lightboxFadeIn {
    from {
        opacity: 0;
        transform: scale(0.92);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: #fff;
    font-size: 2.5rem;
    cursor: pointer;
    line-height: 1;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.lightbox-close:hover {
    opacity: 1;
}

/* 让所有可点击放大的图片有指针光标提示 */
.lightbox-trigger {
    cursor: zoom-in;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.lightbox-trigger:hover {
    transform: scale(1.03);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}