/* ==========================================================================
   1. 基础重置 & 全局背景系统 (与相册页粒子纹理绝对一致)
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #f8f4f0;
    font-family: 'Arial', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: #333333;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    
    /* 🎯 完美像素同步：粒子细微网格背景 */
    background-image: radial-gradient(rgba(0,0,0,.015) 1px, transparent 1px);
    background-size: 4px 4px;
}

/* 🎯 完美像素同步：WIP 居中巨型艺术字浅红水印 */
body::before {
    content: "COMING SOON";
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 11vw; /* 调整比例防止长单词爆框 */
    font-weight: 900;
    color: #e53935;
    opacity: .025;
    pointer-events: none;
    user-select: none;
    z-index: 0;
}

/* ==========================================================================
   2. 极其丝滑的返回按钮
   ========================================================================== */
.back-home-btn {
    position: fixed;
    top: 24px;
    left: auto;
    right: 24px;
    z-index: 999;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(248, 244, 240, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(194, 24, 7, 0.15);
    padding: 8px 15px;
    border-radius: 8px;
    text-decoration: none;
    color: #c21807;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    text-align: right;
}

.back-home-btn:hover {
    background: #e53935;
    color: #ffffff;
    border-color: #e53935;
    transform: translateX(-4px);
    box-shadow: 0 6px 20px rgba(229, 57, 53, 0.15);
}

.back-icon {
    font-size: 16px;
}

/* ==========================================================================
   3. 🧱 页脚与群组链接
   ========================================================================== */
.main-footer {
    background-color: #f8f4f0; 
    width: 100%;
    padding: 40px 0 60px 0; 
    border-top: 1px solid rgba(194, 24, 7, 0.05);
    position: relative;
    z-index: 1;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;         
    flex-wrap: wrap;               
    gap: 24px;
    max-width: 1300px;             
    padding: 0 40px;
    margin: 0 auto;                
}

.footer-text {
    flex: 1;
    min-width: 300px;              
}

.footer-text p {
    text-align: left;              
    margin: 4px 0;                 
    font-size: 12px;               
    color: #333333;                
}

.main-footer .social-links {
    display: flex;
    justify-content: flex-end;     
    margin-top: 0 !important;      
    flex-shrink: 0;                
}

.dc-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: #e53935;
    color: #ffffff;
    text-decoration: none;
    padding: 12px 28px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(229, 57, 53, 0.2);
    transition: all 0.3s ease;
}

.dc-btn:hover {
    background-color: #c21807;
    box-shadow: 0 6px 20px rgba(194, 24, 7, 0.4);
    transform: translateY(-2px);
}

.hidden-egg-link {
    color: #baa79c;
    text-decoration: none;
    font-size: 10px;
    margin: 0 4px;
    cursor: default;
    transition: color 0.3s;
}
.hidden-egg-link:hover {
    color: #c21807; 
}

/* 📱 移动端适应断点 */
@media (max-width: 768px) {
    .back-home-btn { top: 12px; right: 12px; padding: 6px 12px; font-size: 11px; }
}