:/* CSSVariantEngine v3.0 — qr-web-kaiyun.com */
/* Palette: deep purple stage + gold spotlight | Radius: sharp | Shadow: hard offset */
/* Spacing: generous | Transition: snappy */
/* Section layouts: {"news":"featured-top","features":"grid-4","hero":"minimal","testimonials":"grid-3","partners":"grid-4","faq":"two-column","stats":"grid-4","cta":"card-style"} */

:root {
    --color-primary: #d4af37;
    --color-primary-dark: #b8912e;
    --color-accent: #f0e68c;
    --color-surface: #1a1a2e;
    --color-text: #e8e6f0;
    --rgb-primary: 212,175,55;
    --rgb-accent: 240,230,140;
    --radius-sm: 0px;
    --radius-md: 2px;
    --radius-lg: 4px;
    --radius-xl: 6px;
    --shadow-sm: 2px 2px 0px rgba(0,0,0,.7);
    --shadow-md: 3px 3px 0px rgba(0,0,0,.65), 1px 1px 0px rgba(212,175,55,.2);
    --shadow-lg: 5px 5px 0px rgba(0,0,0,.75), 2px 2px 0px rgba(212,175,55,.3);
    --space-section: 4.8rem;
    --space-card: 1.6rem;
    --space-gap: 1.4rem;
    --transition: 0.15s cubic-bezier(.4,0,.2,1);
    --heading-weight: 600;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: #0f0f1a; }
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: #f0e68c; }
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); border: 2px solid #d4af37; background: #1a1a2e; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); border: 2px solid #d4af37; background: transparent; color: #f0e68c; }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { background: #d4af37; color: #0f0f1a; box-shadow: 3px 3px 0px rgba(212,175,55,.4); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration: underline; text-decoration-color: rgba(212,175,55,.4); }
a:not([class]):hover { color: #f0e68c; text-decoration-color: #f0e68c; }

/* ========== 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: minimal */
.hero { padding: 2.5rem 0; } .hero-content { max-width: 560px; }

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

/* partners: grid-4 */
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 1.5); align-items: center; }

/* 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: card-style */
.cta-inner { background: var(--color-surface); border-radius: var(--radius-xl); padding: 3.5rem; text-align: center; border: 2px solid #d4af37; box-shadow: 5px 5px 0px rgba(0,0,0,.7), 2px 2px 0px rgba(212,175,55,.3); }

/* 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); border-color: #f0e68c; }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #1a1a2e 0%, #2d1b4e 50%, #0f0f1a 100%); }
.card { border: 2px solid rgba(var(--rgb-primary), .5); }
header, .header, .navbar { box-shadow: 4px 4px 0px rgba(0,0,0,.6), 0 0 0 2px rgba(212,175,55,.3); background: #1a1a2e; }

/* 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: 2.4rem; --space-card: 1.2rem; --space-gap: 0.9rem; }
    .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; }
}