.members-container {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

/* 科技感背景元素 */
.tech-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.tech-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(52, 152, 219, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(52, 152, 219, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* 组织结构图容器 */
.org-chart {
    position: relative;
    margin: 40px auto;
    padding: 30px 0;
    min-height: 600px;
}

.session-change-btn {
    background: rgba(255, 255, 255, 0.3);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: white;
    font-size: 1.2rem;
}

.session-change-btn:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.1);
}

/* 主席节点样式 */
.chairman {
    position: relative;
    margin: 0 auto;
    width: 280px;
    text-align: center;
    z-index: 20;
    perspective: 1000px;
}

.chairman .node {
    background: linear-gradient(135deg, #1a2980, #26d0ce);
    color: white;
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(26, 41, 128, 0.2),
                0 0 0 2px rgba(255,255,255,0.8),
                0 0 20px rgba(38, 208, 206, 0.5);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 2;
    transform-style: preserve-3d;
    backdrop-filter: blur(2px);
    border: 1px solid rgba(255,255,255,0.3);
}

.chairman .node::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #ff00cc, #3333ff, #00ccff, #ff00cc);
    background-size: 400%;
    z-index: -1;
    border-radius: 18px;
    animation: glowing 20s linear infinite;
    opacity: 0.7;
}

.chairman .node:hover {
    transform: translateY(-8px) rotateX(5deg);
    box-shadow: 0 15px 40px rgba(26, 41, 128, 0.3),
                0 0 0 3px rgba(255,255,255,0.9),
                0 0 30px rgba(38, 208, 206, 0.8);
}

.chairman .node h2 {
    margin-bottom: 10px;
    font-size: 1.7rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.chairman .node .position {
    font-weight: bold;
    font-size: 1.2rem;
    letter-spacing: 1px;
    margin-bottom: 5px;
    color: rgba(255,255,255,0.9);
}

.chairman .node .department {
    display: inline-block;
    margin-top: 10px;
    padding: 5px 15px;
    background: rgba(255,255,255,0.2);
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid rgba(255,255,255,0.3);
}

/* 副主席容器 */
.vice-chairmans {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin-top: 100px;
    position: relative;
}

/* 曲线连接线容器 */
.connections {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.curve-path {
    stroke: rgb(102, 8, 116);
    stroke-width: 2;
    fill: none;
    stroke-dasharray: 5, 5;
    animation: dash 20s linear infinite;
}

/* 副主席节点样式 */
.vc-container {
    flex: 1;
    min-width: 200px;
    max-width: 220px;
    margin: 0 15px 80px;
    position: relative;
    perspective: 800px;
}

.vice-chairman {
    position: relative;
    z-index: 10;
}

.vice-chairman .node {
    background: linear-gradient(135deg, #6a11cb, #2575fc);
    color: white;
    border-radius: 14px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(37, 117, 252, 0.2),
                0 0 0 2px rgba(255,255,255,0.7),
                0 0 15px rgba(106, 17, 203, 0.4);
    transition: all 0.3s ease;
    backdrop-filter: blur(2px);
    border: 1px solid rgba(255,255,255,0.3);
}

.vice-chairman .node:hover {
    transform: translateY(-5px) rotateY(5deg);
    box-shadow: 0 12px 30px rgba(37, 117, 252, 0.3),
                0 0 0 3px rgba(255,255,255,0.8),
                0 0 20px rgba(106, 17, 203, 0.6);
}

.vice-chairman .node h3 {
    margin-bottom: 8px;
    font-size: 1.3rem;
    text-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.vice-chairman .node .department {
    display: inline-block;
    margin-top: 8px;
    padding: 4px 12px;
    background: rgba(255,255,255,0.2);
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid rgba(255,255,255,0.3);
}

/* 成员列表样式 */
.officers {
    margin-top: 25px;
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
}

.officers::before {
    content: '';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    height: 15px;
    width: 2px;
    background: linear-gradient(to bottom, rgb(102, 8, 116), rgba(52, 152, 219, 0));
}

.officer {
    background: rgba(255,255,255,0.9);
    margin: 0;
    padding: 12px 15px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05),
                0 0 0 1px rgba(52, 152, 219, 0.2);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
    position: relative;
    overflow: hidden;
    text-align: center;
    font-weight: 500;
    color: #2c3e50;
}

.officer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, #3498db, #9b59b6);
}

.officer:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08),
                0 0 0 1px rgba(52, 152, 219, 0.3);
    background: rgba(52, 152, 219, 0.05);
}

/* 链接效果 */
.chairman a{
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: all 0.3s ease;
}

.chairman a:hover{
    color: #ffde59;
}

.vice-chairman a{
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: all 0.3s ease;
}

.vice-chairman a:hover{
    color: #ffde59;
}

.officers a{
    color: rgba(0, 0, 0, 0.9);
    text-decoration: none;
    transition: all 0.3s ease;
}

.officers a:hover{
    color: #ffde59;
}

/* 动画效果 */
@keyframes glowing {
    0% { background-position: 0 0; }
    50% { background-position: 400% 0; }
    100% { background-position: 0 0; }
}

@keyframes dash {
    to {
        stroke-dashoffset: 1000;
    }
}

/* 届数变化动画 */
.fade-out {
    animation: fadeOut 0.3s forwards;
}

.fade-in {
    animation: fadeIn 0.3s forwards;
}

@keyframes fadeOut {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(1rem); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-1rem); }
    to { opacity: 1; transform: translateY(0); }
}

/* 响应式设计 */
@media (max-width: 720px){
    :root {
        --media-width: 720;
    }
    .members-container {
        max-width: calc(1400 / var(--media-width) * 100vw);
    }
    .tech-grid {
        background-image:
            linear-gradient(rgba(52, 152, 219, 0.03) calc(1 / var(--media-width) * 100vw), transparent calc(1 / var(--media-width) * 100vw)),
            linear-gradient(90deg, rgba(52, 152, 219, 0.03) calc(1 / var(--media-width) * 100vw), transparent calc(1 / var(--media-width) * 100vw));
        background-size: calc(40 / var(--media-width) * 100vw) calc(40 / var(--media-width) * 100vw);
    }
    .org-chart {
        margin: calc(40 / var(--media-width) * 100vw) auto;
        padding: calc(30 / var(--media-width) * 100vw) 0;
        min-height: calc(600 / var(--media-width) * 100vw);
    }
    .session-change-btn {
        width: calc(36 / var(--media-width) * 100vw);
        height: calc(36 / var(--media-width) * 100vw);
    }
    .chairman {
        width: calc(280 / var(--media-width) * 100vw);
        perspective: calc(1000 / var(--media-width) * 100vw);
    }
    .chairman .node {
        border-radius: calc(16 / var(--media-width) * 100vw);
        padding: calc(25 / var(--media-width) * 100vw);
        box-shadow: 0 calc(10 / var(--media-width) * 100vw) calc(30 / var(--media-width) * 100vw) rgba(26, 41, 128, 0.2),
                    0 0 0 calc(2 / var(--media-width) * 100vw) rgba(255,255,255,0.8),
                    0 0 calc(20 / var(--media-width) * 100vw) rgba(38, 208, 206, 0.5);
        backdrop-filter: blur(calc(2 / var(--media-width) * 100vw));
        border: calc(1 / var(--media-width) * 100vw) solid rgba(255,255,255,0.3);
    }
    .chairman .node::before {
        top: -2px;
        left: -2px;
        right: -2px;
        bottom: -2px;
        border-radius: calc(18 / var(--media-width) * 100vw);
    }
    .chairman .node:hover {
        transform: translateY(-8px) rotateX(5deg);
        box-shadow: 0 calc(15 / var(--media-width) * 100vw) calc(40 / var(--media-width) * 100vw) rgba(26, 41, 128, 0.3),
                    0 0 0 calc(3 / var(--media-width) * 100vw) rgba(255,255,255,0.9),
                    0 0 calc(30 / var(--media-width) * 100vw) rgba(38, 208, 206, 0.8);
    }
    .chairman .node h2 {
        margin-bottom: calc(10 / var(--media-width) * 100vw);
        text-shadow: 0 calc(2 / var(--media-width) * 100vw) calc(4 / var(--media-width) * 100vw) rgba(0,0,0,0.2);
    }
    .chairman .node .position {
        letter-spacing: calc(1 / var(--media-width) * 100vw);
        margin-bottom: calc(5 / var(--media-width) * 100vw);
    }
    .chairman .node .department {
        margin-top: calc(10 / var(--media-width) * 100vw);
        padding: calc(5 / var(--media-width) * 100vw) calc(15 / var(--media-width) * 100vw);
        border-radius: calc(20 / var(--media-width) * 100vw);
        border: calc(1 / var(--media-width) * 100vw) solid rgba(255,255,255,0.3);
    }
    .vice-chairmans {
        margin-top: calc(100 / var(--media-width) * 100vw);
    }
    .vc-container {
        min-width: calc(200 / var(--media-width) * 100vw);
        max-width: calc(220 / var(--media-width) * 100vw);
        margin: 0 calc(15 / var(--media-width) * 100vw) calc(80 / var(--media-width) * 100vw);
        perspective: calc(800 / var(--media-width) * 100vw);
    }
    .vice-chairman .node {
        border-radius: calc(14 / var(--media-width) * 100vw);
        padding: calc(20 / var(--media-width) * 100vw);
        box-shadow: 0 calc(8 / var(--media-width) * 100vw) calc(25 / var(--media-width) * 100vw) rgba(37, 117, 252, 0.2),
                    0 0 0 calc(2 / var(--media-width) * 100vw) rgba(255,255,255,0.7),
                    0 0 calc(15 / var(--media-width) * 100vw) rgba(106, 17, 203, 0.4);
        backdrop-filter: blur(calc(2 / var(--media-width) * 100vw));
        border: calc(1 / var(--media-width) * 100vw) solid rgba(255,255,255,0.3);
    }
    .vice-chairman .node:hover {
        transform: translateY(-5px) rotateY(5deg);
        box-shadow: 0 calc(12 / var(--media-width) * 100vw) calc(30 / var(--media-width) * 100vw) rgba(37, 117, 252, 0.3),
                    0 0 0 calc(3 / var(--media-width) * 100vw) rgba(255,255,255,0.8),
                    0 0 calc(20 / var(--media-width) * 100vw) rgba(106, 17, 203, 0.6);
    }
    .vice-chairman .node h3 {
        margin-bottom: calc(8 / var(--media-width) * 100vw);
        text-shadow: 0 calc(1 / var(--media-width) * 100vw) calc(3 / var(--media-width) * 100vw) rgba(0,0,0,0.2);
    }
    .vice-chairman .node .department {
        margin-top: calc(8 / var(--media-width) * 100vw);
        padding: calc(4 / var(--media-width) * 100vw) calc(12 / var(--media-width) * 100vw);
        border-radius: calc(20 / var(--media-width) * 100vw);
        border: calc(1 / var(--media-width) * 100vw) solid rgba(255,255,255,0.3);
    }
    .officers {
        margin-top: calc(25 / var(--media-width) * 100vw);
        gap: calc(8 / var(--media-width) * 100vw);
    }
    .officers::before {
        top: calc(-15 / var(--media-width) * 100vw);
        height: calc(15 / var(--media-width) * 100vw);
        width: calc(2 / var(--media-width) * 100vw);
    }
    .officer {
        padding: calc(12 / var(--media-width) * 100vw) calc(15 / var(--media-width) * 100vw);
        border-radius: calc(8 / var(--media-width) * 100vw);
        box-shadow: 0 calc(5 / var(--media-width) * 100vw) calc(15 / var(--media-width) * 100vw) rgba(0,0,0,0.05),
                    0 0 0 calc(1 / var(--media-width) * 100vw) rgba(52, 152, 219, 0.2);
        backdrop-filter: blur(calc(2 / var(--media-width) * 100vw));
    }
    .officer::before {
        width: calc(4 / var(--media-width) * 100vw);
    }
    .officer:hover {
        transform: translateX(calc(5 / var(--media-width) * 100vw));
        box-shadow: 0 calc(8 / var(--media-width) * 100vw) calc(20 / var(--media-width) * 100vw) rgba(0,0,0,0.08),
                    0 0 0 calc(1 / var(--media-width) * 100vw) rgba(52, 152, 219, 0.3);
    }
}