/* 模块间过渡区域 */
.module-transition {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 40px 0;
    text-align: center;
    /* 无背景色 */
    background: transparent;
    position: relative;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

/* 箭头悬浮动画 */
@keyframes arrowFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(8px);
    }
}

/* 过渡箭头 */
.transition-arrow {
    cursor: pointer;
    animation: arrowFloat 2s ease-in-out infinite;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 箭头圆圈 - 更丰满的设计 */
.arrow-circle {
    width: 80px;
    height: 80px;
    border: 3px solid #3b82f6;
    border-radius: 50%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* 箭头圆圈渐变光效 */
.arrow-circle::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transform: rotate(45deg);
    animation: shimmer 3s ease-in-out infinite;
}

/* 渐变光效动画 */
@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

/* 箭头圆圈悬停效果 */
.transition-arrow:hover .arrow-circle {
    transform: scale(1.15);
    box-shadow: 0 12px 32px rgba(59, 130, 246, 0.35);
    background: linear-gradient(135deg, #ffffff 0%, #eff6ff 100%);
    border-color: #2563eb;
}

/* 箭头内部容器 */
.arrow-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* 箭头线条 - 更丰满的设计 */
.arrow-line {
    width: 4px;
    height: 28px;
    background: linear-gradient(to bottom, #3b82f6 0%, #1d4ed8 100%);
    border-radius: 2px;
    margin-bottom: 4px;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
}

/* 箭头头部 - 更丰满的设计 */
.arrow-head {
    width: 0;
    height: 0;
    border-left: 14px solid transparent;
    border-right: 14px solid transparent;
    border-top: 22px solid #3b82f6;
    filter: drop-shadow(0 2px 4px rgba(59, 130, 246, 0.3));
}

/* 箭头悬停时的颜色变化 */
.transition-arrow:hover .arrow-line,
.transition-arrow:hover .arrow-head {
    background: linear-gradient(to bottom, #2563eb 0%, #1e40af 100%);
    border-top-color: #2563eb;
}

/* 文字浮动动画 - 与箭头完全一致 */
@keyframes textFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(8px);
    }
}

/* 过渡文字 - 增强设计感 */
.transition-text {
    font-size: 18px;
    font-weight: 700;
    color: #374151;
    margin: 0;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    transition: all 0.3s ease;
    animation: textFloat 2s ease-in-out infinite;
}

/* 过渡文字悬停效果 */
.module-transition:hover .transition-text {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: textFloat 2s ease-in-out infinite;
}

/* 响应式设计 - 模块间过渡区域 */
@media (max-width: 768px) {
    .module-transition {
        padding: 20px 0;
    }
    
    .arrow-circle {
        width: 60px;
        height: 60px;
    }
    
    .arrow-line {
        width: 3px;
        height: 20px;
    }
    
    .arrow-head {
        border-left: 10px solid transparent;
        border-right: 10px solid transparent;
        border-top: 16px solid #3b82f6;
    }
    
    .transition-text {
        font-size: 16px;
    }
}