/* CSSVariantEngine v3.0 — zh-go-y3-game-qq.com.cn */
/* Palette: gradient-mosaic | Radius: pill-rounded | Shadow: multi-layer elevation */
/* Spacing: comfortable | Transition: smooth-gradient */
/* Section layouts: {"news":"grid-4","features":"grid-3","hero":"centered","testimonials":"carousel","partners":"scroll","faq":"two-column","stats":"grid-3","cta":"card-style"} */

:root {
    --color-primary: #7c3aed;
    --color-primary-dark: #5b21b6;
    --color-accent: #fbbf24;
    --color-surface: #fef7ff;
    --color-text: #1e1b4b;
    --rgb-primary: 124,58,237;
    --rgb-accent: 251,191,36;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --shadow-sm: 0 2px 8px rgba(124, 58, 237, 0.12);
    --shadow-md: 0 8px 24px rgba(91, 33, 182, 0.15), 0 0 0 1px rgba(251, 191, 36, 0.08) inset;
    --shadow-lg: 0 16px 48px rgba(124, 58, 237, 0.2), 0 4px 12px rgba(236, 72, 153, 0.1), 0 0 0 1px rgba(255, 255, 255, 0.4) inset;
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.75rem;
    --transition: 0.55s cubic-bezier(0.25, 0.1, 0.25, 1);
    --heading-weight: 600;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { 
    color: var(--color-text); 
    line-height: var(--body-line-height); 
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}
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: linear-gradient(145deg, #ffffff 0%, #faf5ff 100%);
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    transition: var(--transition); 
    background: linear-gradient(135deg, var(--color-primary) 0%, #ec4899 100%);
    color: white;
    border: 2px solid transparent;
    border-image: linear-gradient(135deg, var(--color-accent), var(--color-primary)) 1;
}
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-3 */
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

/* hero: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; }

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

/* partners: scroll */
/* 自动滚动 */
.partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 18s linear infinite; }
@keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

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

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }
.stats-grid > * { background: radial-gradient(circle at center top, #fbbf2422, #7c3aed18); border-radius: var(--radius-lg); }

/* cta: card-style */
.cta-inner { 
    background: radial-gradient(circle at top left, #7c3aed18, #fbbf2418, #ec489918); 
    border-radius: var(--radius-xl); 
    padding: 3rem; 
    text-align: center; 
    border: 3px solid transparent;
    border-image: linear-gradient(135deg, var(--color-primary), var(--color-accent), #ec4899) 1;
}

/* Page Layout: wide */
/* 超宽 */
.page-main { max-width: 1400px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.hero, [class*="hero"], section:first-of-type { 
    background: linear-gradient(135deg, #7c3aed 0%, #ec4899 55%, #f59e0b 100%); 
}
.card { 
    border-left: 4px solid transparent; 
    border-image: linear-gradient(180deg, #7c3aed, #fbbf24, #ec4899) 1; 
}
header, .header, .navbar { background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255,255,255,0.7)); backdrop-filter: blur(12px); }

/* 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: 2rem; --space-card: 1rem; --space-gap: 0.75rem; }
    .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; }
}