/* CSSVariantEngine v3.0 — aigame-official-live.com.cn */
/* Palette: stage-dark / gold-purple | Radius: airy-pillow | Shadow: soft */
/* Spacing: breathing | Transition: eased */
/* Section layouts: {"news":"grid-4","features":"grid-4","hero":"split","testimonials":"carousel","partners":"centered","faq":"two-column","stats":"grid-4","cta":"centered"} */

:root {
    --color-primary: #8b5cf6;
    --color-primary-dark: #6d28d9;
    --color-accent: #d4af37;
    --color-surface: #fff9f0;
    --color-text: #e9e2f6;
    --rgb-primary: 139,92,246;
    --rgb-accent: 212,175,55;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 28px;
    --shadow-sm: 0 1px 3px rgba(15,15,26,.12), 0 1px 2px rgba(15,15,26,.06);
    --shadow-md: 0 4px 8px rgba(15,15,26,.06), 0 16px 32px rgba(15,15,26,.12), 0 0 24px rgba(var(--rgb-accent),.08);
    --shadow-lg: 0 8px 16px rgba(15,15,26,.08), 0 28px 56px rgba(15,15,26,.16), 0 0 36px rgba(var(--rgb-accent),.14);
    --space-section: 4.5rem;
    --space-card: 1.75rem;
    --space-gap: 1.5rem;
    --transition: 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 800;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { background-color: #0f0f1a; background-image: radial-gradient(ellipse at 50% -10%, rgba(139,92,246,.22), transparent 60%), linear-gradient(180deg, #0f0f1a 0%, #171331 100%); color: var(--color-text); line-height: var(--body-line-height); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background-color: var(--color-surface); color: #241f36; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background-image: linear-gradient(135deg, var(--color-accent) 0%, #b58d24 100%); color: #221c09; box-shadow: 0 4px 12px rgba(212,175,55,.28), inset 0 0 0 1px rgba(255,255,255,.2); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

/* ========== Section Layout Variants ========== */

/* news: grid-4 */
/* 四列紧凑网格 */
                .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 0.8); }

/* features: grid-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }

/* hero: split */
/* 左文右图 */
                .hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2.25rem; align-items: center; }

/* testimonials: carousel */
/* 单条轮播 */
                .testimonial-list { display: flex; overflow: hidden; } 
                .testimonial-list > * { flex: 0 0 100%; }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2.25rem; }

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

/* stats: grid-4 */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }

/* Page Layout: narrow-centered */
/* 窄版居中 */
            .page-main { max-width: 860px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
header, .header, .navbar { background-color: rgba(15,15,26,.72); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); box-shadow: 0 4px 24px rgba(0,0,0,.22), 0 0 24px rgba(var(--rgb-accent),.08), inset 0 -1px 0 rgba(255,255,255,.06); }

/* Responsive */
@media (max-width: 1024px) {
    .news-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .feature-list { grid-template-columns: repeat(2, 1fr) !important; }
    .partner-grid { grid-template-columns: repeat(3, 1fr) !important; }
    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .hero-inner { grid-template-columns: 1fr !important; }
}
@media (max-width: 640px) {
    :root { --space-section: 2.25rem; --space-card: 1.125rem; --space-gap: 0.875rem; }
    .news-grid { grid-template-columns: 1fr !important; }
    .feature-list { grid-template-columns: 1fr !important; }
    .faq-list { grid-template-columns: 1fr !important; }
    .testimonial-list { column-count: 1 !important; }
    .partner-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .cta-inner { grid-template-columns: 1fr !important; }
}