/**
 * 用户认证公共样式
 * 包含登录弹窗、注册弹窗、找回密码弹窗的样式
 * 适用于所有页面
 */

/* ===== 弹窗基础样式 ===== */
.login-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.login-modal.active {
    display: flex;
}

.login-modal-content {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 400px;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

/* 注册弹窗 - 正方形，更大一些 */
#registerModal .login-modal-content {
    width: 90%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
}

.login-modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    color: #888;
    cursor: pointer;
    transition: color 0.3s;
}

.login-modal-close:hover {
    color: white;
}

.login-modal-content h2 {
    color: white;
    margin-bottom: 30px;
    text-align: center;
    font-size: 24px;
}

.login-modal-content form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.login-modal-content input {
    padding: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    color: white;
    font-size: 14px;
    transition: all 0.3s;
}

.login-modal-content input:focus {
    outline: none;
    border-color: #667eea;
    background: rgba(255, 255, 255, 0.1);
}

.login-modal-content input::placeholder {
    color: #888;
}

.login-modal-content input.error {
    border-color: #ff4d4f !important;
}

.login-modal-content input.success {
    border-color: #52c41a !important;
}

.login-modal-content button[type="submit"] {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

.login-modal-content button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.login-modal-content button[type="submit"]:disabled {
    background: #666;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ===== 登录提示 ===== */
.login-hint {
    color: #888;
    text-align: center;
    margin-top: 10px;
    font-size: 12px;
}

.login-hint.login-hint-primary {
    color: #667eea;
    font-weight: 500;
    margin-top: 15px;
}

/* ===== 注册表单样式 ===== */
.form-group {
    margin-bottom: 5px;
    position: relative;
}

.email-input-group {
    display: flex;
    gap: 10px;
}

.email-input-group input {
    flex: 1;
}

.check-email-btn {
    padding: 10px 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 12px;
    white-space: nowrap;
    transition: all 0.3s;
}

.check-email-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.check-email-btn:disabled {
    background: #666;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.email-hint {
    display: block;
    color: #ffd700;
    font-size: 11px;
    margin-top: 5px;
    font-style: italic;
}

.error-msg {
    color: #ff4d4f;
    font-size: 12px;
    margin-top: 5px;
    display: none;
}

.error-msg.show {
    display: block;
}

.success-msg {
    color: #52c41a;
    font-size: 12px;
    margin-top: 5px;
    display: none;
}

.success-msg.show {
    display: block;
}

.register-submit-btn {
    width: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

.register-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.register-submit-btn:disabled {
    background: #666;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.form-links {
    text-align: center;
    margin-top: 20px;
    font-size: 13px;
    color: #888;
}

.form-links a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s;
}

.form-links a:hover {
    color: #764ba2;
    text-decoration: underline;
}

.form-links span {
    margin: 0 10px;
    color: #555;
}

/* 找回密码弹窗 */
.forgot-password-hint {
    text-align: center;
    color: #e0e0e0;
    margin: 20px 0;
    font-size: 16px;
}

/* ===== 移动端适配 ===== */
@media (max-width: 480px) {
    .login-modal-content {
        padding: 25px;
        width: 95%;
        max-width: none;
        margin: 20px;
    }
    
    #registerModal .login-modal-content {
        width: 95%;
        max-width: none;
        margin: 10px;
        padding: 20px;
    }
    
    .login-modal-content h2 {
        font-size: 20px;
        margin-bottom: 20px;
    }
    
    .login-modal-content input {
        padding: 12px;
        font-size: 14px;
    }
    
    .login-modal-content button[type="submit"],
    .register-submit-btn {
        padding: 12px;
        font-size: 14px;
    }
    
    .check-email-btn {
        padding: 8px 12px;
        font-size: 11px;
    }
    
    .email-input-group {
        flex-direction: column;
        gap: 8px;
    }
    
    .check-email-btn {
        width: 100%;
    }
    
    .form-links {
        font-size: 12px;
    }
    
    .form-links span {
        margin: 0 5px;
    }
    
    .email-hint {
        font-size: 10px;
    }
    
    .error-msg,
    .success-msg {
        font-size: 11px;
    }
}

@media (max-width: 320px) {
    .login-modal-content {
        padding: 20px;
    }
    
    #registerModal .login-modal-content {
        padding: 15px;
    }
    
    .login-modal-content h2 {
        font-size: 18px;
    }
}