/* CSSVariantEngine v4.0 — index-games-mgsoft.com */
/* Palette: indigo | Radius: moderate | Shadow: colored */

:root {
    --color-primary: #4f46e5;
    --color-primary-dark: #3730a3;
    --color-accent: #818cf8;
    --color-surface: #eef2ff;
    --color-text: #1e1b4b;
    --rgb-primary: 79,70,229;
    --rgb-accent: 129,140,248;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --shadow-sm: 0 2px 8px rgba(var(--rgb-primary),.12);
    --shadow-md: 0 4px 16px rgba(var(--rgb-primary),.10);
    --shadow-lg: 0 8px 32px rgba(var(--rgb-primary),.08);
    --transition: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    --heading-weight: 800;
    --body-line-height: 1.7;
}

/* 基础视觉 */
body { color: var(--color-text); line-height: var(--body-line-height); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); transition: var(--transition); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

/* Section 背景装饰 */
.sp-features, [class*="feature"] { background-image: radial-gradient(circle at 100% 0%, rgba(var(--rgb-accent), 0.05) 0%, transparent 50%); }
.sp-testimonials, [class*="testimonial"] { background-image: linear-gradient(0deg, rgba(var(--rgb-primary), 0.03) 0%, transparent 60%); }
.sp-faq, [class*="faq"] { background-image: radial-gradient(circle at 50% 50%, rgba(var(--rgb-primary), 0.04) 0%, transparent 70%); }

/* 条件性装饰 */
.sp-hero, [class*="hero"] section:first-of-type { background: linear-gradient(135deg, #4f46e5, #3730a3); color: #fff; }
.card, [class*="card"] { border: 1px solid rgba(var(--rgb-primary), .08); }