/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 基础页面样式 */
body, html {
    height: 100%;
    font-family: Arial, sans-serif;
    overflow: hidden;
    color: white;
}

/* 背景样式 */
#background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: url("https://img.alicdn.com/imgextra/i3/2664370048/O1CN01iOavy01CE28EuF31i_!!2664370048.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
    filter: brightness(0.8);
}

/* 顶部消息样式 */
.top-message {
    position: fixed;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(0, 255, 150, 0.6);
    color: white;
    text-align: center;
    padding: 4px 12px;
    font-size: 14px;
    font-weight: bold;
    border-radius: 3px;
    z-index: 1;
    border: 3px solid rgba(0, 255, 150, 1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.7);
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.top-message:hover {
    background-color: rgba(0, 200, 120, 1);
    transform: translateX(-50%) scale(1.05);
}

/* 主容器样式 */
.main-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    text-align: center;
    padding-bottom: 20px;
}

/* 透明图片样式 */
.transparent-image {
    width: 60%;
    max-width: 500px;
    opacity: 0.8;
    margin-bottom: 30px;
}

/* 服务声明样式 */
.service-statement {
    background-color: rgba(255, 0, 0, 0.8);
    color: white;
    padding: 20px;
    font-size: 18px;
    margin-top: 30px;
    border-radius: 10px;
    width: 80%;
    text-align: center;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.7);
    border: 3px solid red;
    transition: all 0.3s ease;
}

.service-statement:hover {
    background-color: rgba(255, 0, 0, 1);
    transform: scale(1.05);
}

/* 信息区域样式 */
.info {
    font-size: 16px;
    margin-bottom: 20px;
    line-height: 2;
}

.info p {
    margin: 10px 0;
    /*text-shadow: 2px 2px 4px rgba(225, 225, 225, 1);*/
}

.info span {
    font-weight: bold;
}

.info a {
    color: rgb(80, 200, 253);
    text-decoration: none;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.info a:hover {
    text-decoration: underline;
}

.info .service-scope {
    font-size: 14px;
    margin-top: 10px;
}

.law-link {
    color: #FF9900;
    text-decoration: underline;
    cursor: pointer;
}

/* 底部支持信息样式 */
.aliyun-support {
    position: fixed;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    z-index: 1;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    width: auto;
    min-width: 100%;
    padding: 10px 20px;
    background-color: rgba(0, 0, 0, 0);
}

.aliyun-support a {
    color: #FF9900;
    text-decoration: none;
    transition: color 0.3s ease;
}

.aliyun-support a:hover {
    color: #FF6600;
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .transparent-image {
        width: 80%;
    }

    .info {
        font-size: 14px;
    }

    .info .service-scope {
        font-size: 12px;
    }

    .service-statement {
        font-size: 16px;
        width: 90%;
    }
    
    .aliyun-support {
        font-size: 11px;
        bottom: 10px;
    }
}

@media (max-width: 480px) {
    .transparent-image {
        width: 90%;
    }

    .info {
        font-size: 12px;
    }

    .info .service-scope {
        font-size: 11px;
    }

    .service-statement {
        font-size: 14px;
        width: 95%;
    }
    
    .aliyun-support {
        font-size: 10px;
        bottom: 8px;
    }
}

/* 管理员相关样式（保留但精简） */
.admin-container {
    max-width: 800px;
    margin: 50px auto;
    padding: 20px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
}

.admin-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-group label {
    font-weight: bold;
    color: #333;
}

.form-group input,
.form-group textarea {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.btn {
    padding: 10px 20px;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background 0.3s;
}

.btn:hover {
    background: #45a049;
}

.btn-danger {
    background: #f44336;
}

.btn-danger:hover {
    background: #da190b;
}

.white-text {
  color: white;
}