/* 认证页面通用样式 */

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px 0;
}

.auth-card {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 450px;
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h1 {
    color: #333;
    margin-bottom: 10px;
    font-size: 24px;
}

.auth-header p {
    color: #666;
    font-size: 14px;
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #333;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
}

.form-help {
    font-size: 12px;
    color: #666;
    margin-top: 5px;
}

/* 复选框样式 */
.form-group label input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
}

/* 按钮样式 */
.btn-auth {
    width: 100%;
    padding: 12px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-auth:hover {
    background: #5a6fd8;
}

.btn-auth:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* 加载状态 */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* 链接样式 */
.auth-links {
    text-align: center;
    margin-top: 20px;
}

.auth-links a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
}

.auth-links a:hover {
    text-decoration: underline;
}

/* 消息提示样式 */
.alert {
    padding: 10px 15px;
    margin-bottom: 20px;
    border-radius: 6px;
    font-size: 14px;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* 密码确认错误状态 */
.form-control.error {
    border-color: #dc3545;
}

.form-control.success {
    border-color: #28a745;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .auth-container {
        padding: 10px;
    }
    
    .auth-card {
        padding: 30px 20px;
        max-width: 100%;
    }
    
    .auth-header h1 {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .auth-card {
        padding: 20px 15px;
    }
    
    .form-control {
        font-size: 16px; /* 防止iOS自动缩放 */
    }
}