/* 弹窗蒙版 (覆盖整个视口) */
.login-modal-overlay {
    --main-green: #22262E;
    --light-green: #e6ffed;
    --primary: #FE494A;
    --gray: #888;
    
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7); /* 半透明黑色背景 */
    z-index: 1000;
    display: none; /* 默认隐藏 */
    justify-content: center;
    align-items: center;
    overflow-y: auto; /* 内容过高时允许滚动 */
    padding: 20px 0;
}

/* 弹窗内容容器 (用于动画) */
.login-modal-content {
    position: relative;
    z-index: 1001; 
    transition: all 0.3s ease-out; 
    transform: scale(0.95);
    opacity: 0;
    max-width: 420px; 
    width: 100%;
    margin: 0 16px; /* 增加一点左右边距，防止贴边 */
}

/* 弹窗显示时的动画效果 */
.login-modal-overlay.visible {
    display: flex;
}

.login-modal-overlay.visible .login-modal-content {
    transform: scale(1);
    opacity: 1;
}

/* 弹窗中的内容卡片 (原有的 .container) */
.login-modal-overlay .container {
    /* 基础卡片样式 */
    width: 100%;
    max-width: 420px;
    background: #fff;
    border-radius: 16px;
    margin: 0; 
    padding: 22px 20px 30px;
    color: #333;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    position: relative;
    /* 确保弹窗内样式隔离 */
    font-family: "Segoe UI", Arial, sans-serif;
    box-sizing: border-box;
}

/* ------------------ 内部结构和表单样式 (使用模态容器作为命名空间) ------------------ */

.login-modal-overlay a {
    color: #057a55;
    text-decoration: none;
    font-weight: 600;
}

/* 关闭按钮样式 */
.login-modal-overlay .close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 24px;
    color: #999;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    line-height: 1;
    z-index: 10;
    transition: color 0.2s;
}

.login-modal-overlay .close-btn:hover {
    color: var(--main-green);
}

/* Header/Logo 样式 */
.login-modal-overlay header {
    display: flex;
    align-items: center;
    justify-content: center; /* 居中 Logo */
    margin-bottom: 16px;
}

.login-modal-overlay header img {
    height: 40px;
}

/* Tab Switch 样式 */
.login-modal-overlay .tab-switch {
    display: flex;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid #ccc;
    margin: 0 auto 18px;
    width: 100%;
}

.login-modal-overlay .tab-btn {
    flex: 1;
    padding: 10px 0;
    text-align: center;
    font-weight: 600;
    font-size: 15px;
    color: #555;
    background: #f5f5f5;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}

.login-modal-overlay .tab-btn.active {
    background: var(--main-green);
    color: #fff;
}

/* 表单组样式 */
.login-modal-overlay .form-group {
    margin-bottom: 18px;
}

.login-modal-overlay label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 14px;
}

.login-modal-overlay input[type="text"],
.login-modal-overlay input[type="password"] {
    width: 100%;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 15px;
    outline: none;
    transition: border 0.2s, box-shadow 0.2s;
}

.login-modal-overlay input:focus {
    border-color: var(--main-green);
    box-shadow: 0 0 4px rgba(34, 38, 46, 0.4); 
}

/* Checkbox 样式 */
.login-modal-overlay .checkbox {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    line-height: 1.4;
    margin-bottom: 24px;
}

.login-modal-overlay .checkbox input {
    margin-top: 2px;
    width: 18px;
    height: 18px;
    accent-color: var(--main-green);
    cursor: pointer;
    flex-shrink: 0;
}

.login-modal-overlay .checkbox label {
    margin: 0;
    font-weight: 500;
    color: #444;
}

/* 动作按钮 (提交) 样式 */
.login-modal-overlay .action-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background: var(--primary);
    font-weight: bold;
    font-size: 16px;
    cursor: pointer;
    color: #222;
    transition: background 0.25s, transform 0.1s;
}

.login-modal-overlay .action-btn:hover {
    background: #46b335;
    transform: translateY(-1px);
}

/* Footer 样式 */
.login-modal-overlay footer {
    text-align: center;
    margin-top: 24px;
    font-size: 12px;
    color: #777;
    line-height: 1.4;
}

/* 表单显示隐藏 */
.login-modal-overlay .form {
    display: none;
}

.login-modal-overlay .form.active {
    display: block;
}

/* 响应式调整 */
@media (max-width: 480px) {
    .login-modal-content {
        margin: 0 10px;
    }
    .login-modal-overlay .container {
        padding: 18px 16px 26px;
    }
}