:root {
    --primary-color: #165DFF;
    --primary-dark: #0E42D2;
    --primary-light: #E8F3FF;
    --light-color: #F0F7FF;
    --text-color: #1D2939;
    --text-dark: #101828;
    --shadow-sm: 0 2px 6px rgba(22, 93, 255, 0.2);
    --shadow-md: 0 4px 12px rgba(22, 93, 255, 0.25);
    --shadow-lg: 0 8px 24px rgba(22, 93, 255, 0.3);
    --transition-normal: all 0.3s ease;
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
    padding: 10px;
    position: relative;
    min-height: 100vh;
    overflow-x: hidden;
    cursor: default;
}

#main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.main-content {
    width: 100%;
}

/* 响应式调整 */
@media (max-width: 767px) {
    .footer-content {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 1023px) and (min-width: 768px) {
    .footer-content {
        justify-content: space-around;
    }
}