/* ============================================================
   股票投资分析系统 - 全局样式
   ============================================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
                 "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: #f5f6fa;
    color: #333;
    line-height: 1.6;
}

body.login-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

a {
    color: #4a6cf7;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* 响应式 */
@media (max-width: 768px) {
    .main-content {
        padding: 16px !important;
    }
    .analyze-form {
        flex-direction: column;
    }
    .analyze-form .field input {
        width: 100% !important;
    }
    .card {
        padding: 20px !important;
    }
}