/* CSSVariantEngine v3.0 — 30cccaipiao.org.cn */
/* Palette: midnight-gold | Radius: tight | Shadow: layered-soft */
/* Spacing: tight | Transition: snappy */
/* Section layouts: {"news":"grid-4","features":"grid-4","hero":"centered","testimonials":"stacked","partners":"scroll","faq":"single-column","stats":"big-number","cta":"split"} */

:root {
    --color-primary: #6d28d9;
    --color-primary-dark: #3b0d7a;
    --color-accent: #e0b252;
    --color-surface: #f6f1e6;
    --color-text: #1a1428;
    --rgb-primary: 109,40,217;
    --rgb-accent: 224,178,82;
    --radius-sm: 2px;
    --radius-md: 3px;
    --radius-lg: 5px;
    --radius-xl: 7px;
    --shadow-sm: 0 1px 1px rgba(15,15,26,.06), 0 0 0 1px rgba(224,178,82,.10);
    --shadow-md: 0 1px 2px rgba(15,15,26,.07), 0 6px 16px -8px rgba(109,40,217,.32), inset 0 1px 0 rgba(255,255,255,.70);
    --shadow-lg: 0 2px 4px rgba(15,15,26,.09), 0 18px 36px -14px rgba(109,40,217,.45), 0 0 0 1px rgba(224,178,82,.38);
    --space-section: 2rem;
    --space-card: 1rem;
    --space-gap: 0.75rem;
    --transition: 0.18s cubic-bezier(.34,1.15,.44,1);
    --heading-weight: 600;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #fbf8f1; caret-color: var(--color-primary); accent-color: var(--color-primary); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 1px 0 rgba(255,255,255,.65), 0 0 26px rgba(224,178,82,.22); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); background-image: radial-gradient(120% 80% at 50% 0%, rgba(224,178,82,.10) 0%, rgba(109,40,217,.04) 45%, rgba(15,15,26,0) 72%); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background-image: linear-gradient(180deg, rgba(224,178,82,.07) 0%, rgba(109,40,217,.06) 100%); }
.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 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: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; }

/* testimonials: stacked */
/* 垂直堆叠 */
                .testimonial-list { display: flex; flex-direction: column; gap: var(--space-gap); max-width: 720px; margin: 0 auto; }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 20s linear infinite; opacity: .82; filter: saturate(85%) contrast(105%); }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }

/* stats: big-number */
/* 大数字居中 */
                .stats-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
                .stats-grid .stat-value { font-size: 3rem; color: var(--color-primary-dark); text-shadow: 0 1px 0 rgba(255,255,255,.75), 0 14px 30px rgba(109,40,217,.30); }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }

/* 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(-4px); box-shadow: var(--shadow-lg); background-image: linear-gradient(180deg, rgba(224,178,82,.13) 0%, rgba(109,40,217,.10) 100%); }
a:not([class]):hover { color: var(--color-accent); }
.card { border: 1px solid rgba(var(--rgb-accent), .30); }
header, .header, .navbar { background: linear-gradient(180deg, #0f0f1a 0%, #1c1035 100%); color: #f7f3ea; box-shadow: inset 0 -1px 0 rgba(224,178,82,.50), 0 10px 28px -18px rgba(15,15,26,.65); backdrop-filter: saturate(140%) blur(6px); }

/* 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; --radius-lg: 4px; --shadow-md: 0 1px 2px rgba(15,15,26,.07), 0 4px 12px -8px rgba(109,40,217,.28), inset 0 1px 0 rgba(255,255,255,.60); }
    .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; }
}