/* CSSVariantEngine v3.0 — h5-pro-hth.com */
/* Palette: mosaic-vibrant | Radius: rounded | Shadow: layered | Gradient: rich */
/* Spacing: comfortable | Transition: smooth-long */
/* Section layouts: {"news":"featured-left","features":"grid-2","hero":"overlay","testimonials":"grid-3","partners":"centered","faq":"with-sidebar","stats":"grid-3","cta":"centered"} */

:root {
    --color-primary: #7c3aed;
    --color-primary-dark: #4c1d95;
    --color-accent: #f59e0b;
    --color-surface: #faf5ff;
    --color-text: #1e1b2e;
    --rgb-primary: 124,58,237;
    --rgb-accent: 245,158,11;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 1px 2px rgba(124,58,237,.08), 0 2px 6px rgba(124,58,237,.06), 0 0 0 1px rgba(124,58,237,.04);
    --shadow-md: 0 4px 10px rgba(124,58,237,.12), 0 8px 24px rgba(124,58,237,.08), 0 0 0 1px rgba(124,58,237,.05);
    --shadow-lg: 0 12px 28px rgba(124,58,237,.16), 0 20px 48px rgba(124,58,237,.1), 0 0 0 1px rgba(124,58,237,.06);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.5s cubic-bezier(0.22, 1, 0.36, 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(160deg, #faf5ff 0%, #f3e8ff 40%, #ede9fe 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 60%, #f3e8ff 100%); border: 1px solid transparent; border-image: linear-gradient(135deg, rgba(124,58,237,.25), rgba(245,158,11,.2), rgba(124,58,237,.1)) 1; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, #7c3aed 0%, #a855f7 50%, #6d28d9 100%); color: #fff; border: none; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

/* news: featured-left */
/* 左大右小 (1大+2小) */
                .news-grid { display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: auto auto; gap: var(--space-gap); }
                .news-grid > *:first-child { grid-row: span 2; background: linear-gradient(160deg, #f5f3ff 0%, #ede9fe 50%, #e0e7ff 100%); }

/* features: grid-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

/* hero: overlay */
/* 全屏背景+文字覆盖 */
                .hero { position: relative; min-height: 70vh; display: flex; align-items: center; background: radial-gradient(ellipse at 30% 40%, rgba(124,58,237,.18) 0%, rgba(168,85,247,.1) 35%, rgba(245,158,11,.06) 65%, transparent 100%), linear-gradient(180deg, #faf5ff 0%, #f3e8ff 100%); }
                .hero-content { position: relative; z-index: 1; }

/* testimonials: grid-3 */
.testimonial-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
                .faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; background: linear-gradient(135deg, rgba(124,58,237,.06) 0%, rgba(245,158,11,.04) 100%); border-radius: var(--radius-xl); }

/* 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); }
header, .header, .navbar { box-shadow: 0 2px 12px rgba(124,58,237,.1), 0 1px 3px rgba(124,58,237,.06); background: linear-gradient(180deg, rgba(255,255,255,.95) 0%, rgba(250,245,255,.9) 100%); }

/* 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; }
}