/* CSSVariantEngine v3.0 — sc-hth-qq.com.cn */
/* Palette: violet-rose harmonious | Radius: soft rounded | Shadow: multi-layer colorful */
/* Spacing: uniform 24px gap | Transition: smooth long gradient */
/* Section layouts: {"news":"featured-top","features":"grid-4","hero":"left-aligned","testimonials":"carousel","partners":"grid-6","faq":"two-column","stats":"grid-3","cta":"centered"} */

:root {
    --color-primary: #7c3aed;
    --color-primary-dark: #4c1d95;
    --color-accent: #ec4899;
    --color-surface: #fdf4ff;
    --color-text: #1e1b4b;
    --rgb-primary: 124,58,237;
    --rgb-accent: 236,72,153;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 8px rgba(124,58,237,0.07), 0 1px 3px rgba(236,72,153,0.05);
    --shadow-md: 0 8px 20px rgba(124,58,237,0.12), 0 3px 6px rgba(236,72,153,0.08);
    --shadow-lg: 0 16px 32px rgba(124,58,237,0.15), 0 6px 12px rgba(236,72,153,0.1), 0 2px 4px rgba(124,58,237,0.05);
    --space-section: 2rem;
    --space-card: 1rem;
    --space-gap: 1.5rem;
    --transition: 0.55s cubic-bezier(0.25, 0.1, 0.25, 1);
    --heading-weight: 700;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { 
    color: var(--color-text); 
    line-height: var(--body-line-height); 
    background: linear-gradient(135deg, #fdf4ff 0%, #f5f3ff 50%, #fdf2f8 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(90deg, #7c3aed 0%, #ec4899 50%, #f97316 100%);
    color: white;
    border: 1px solid transparent;
}
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

/* news: featured-top */
/* 首篇横跨全宽 */
                .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
                .news-grid > *:first-child { grid-column: span 3; }

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

/* hero: left-aligned */
.hero-content { text-align: left; max-width: 600px; }

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

/* partners: grid-6 */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-gap); align-items: center; }

/* 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 .card {
    background: radial-gradient(circle at top left, #7c3aed15 0%, #ec489910 100%);
}

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }
.cta-inner {
    background: linear-gradient(135deg, #7c3aed10 0%, #ec489915 100%);
    border-radius: var(--radius-xl);
    padding: 3rem 2rem;
}

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 8px rgba(var(--rgb-accent), 0.3); }
.card { 
    border: 1px solid transparent; 
    border-image: linear-gradient(135deg, rgba(124,58,237,0.15) 0%, rgba(236,72,153,0.15) 100%) 1 stretch; 
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.btn:hover {
    background-position: 100% 0;
    filter: brightness(1.08);
}

/* 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: 1.5rem; }
    .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; }
}