/* CSSVariantEngine v3.0 — home-vsportfan.com.cn */
/* Palette: centered-stage gold-purple | Radius: soft rounded | Shadow: dual-color gradient layered */
/* Spacing: spacious symmetric | Transition: 0.5s smooth cubic-bezier */
/* Section layouts: {"news":"grid-3","features":"grid-4","hero":"left-aligned","testimonials":"stacked","partners":"grid-6","faq":"single-column","stats":"inline","cta":"centered"} */

:root {
    --color-primary: #d4a017;
    --color-primary-dark: #b8860b;
    --color-accent: #9d4edd;
    --color-surface: #fffdf5;
    --color-text: #1a1206;
    --rgb-primary: 212, 160, 23;
    --rgb-accent: 157, 78, 221;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 28px;
    --shadow-sm: 0 4px 12px rgba(var(--rgb-primary), 0.1), 0 1px 3px rgba(var(--rgb-accent), 0.08);
    --shadow-md: 0 8px 24px rgba(var(--rgb-primary), 0.15), 0 3px 9px rgba(var(--rgb-accent), 0.12);
    --shadow-lg: 0 16px 48px rgba(var(--rgb-primary), 0.2), 0 6px 18px rgba(var(--rgb-accent), 0.18);
    --space-section: 5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;
    --transition: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --heading-weight: 700;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { background: radial-gradient(circle at top center, #1a1a2e 0%, #0f0f1a 100%); color: var(--color-text); line-height: var(--body-line-height); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { background: linear-gradient(145deg, #fffdf5, #fff7e0); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); }
.btn, button[class*="btn"], a[class*="btn"] { background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); border-radius: var(--radius-md); transition: var(--transition); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

/* news: grid-3 */
/* 三列等宽网格 */
                .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

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

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

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

/* stats: inline */
/* 水平排列 */
                .stats-grid { display: flex; justify-content: center; gap: 3rem; }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }

/* Page Layout: wide */
/* 超宽 */
            .page-main { max-width: 920px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-6px) scale(1.01); box-shadow: var(--shadow-lg); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #9d4edd 0%, #c77dff 25%, #d4a017 75%, #ffc107 100%); }
.card { border-left: 3px solid; border-image: linear-gradient(180deg, var(--color-primary), var(--color-accent)) 1 stretch; }
header, .header, .navbar { background: rgba(15, 15, 26, 0.75); backdrop-filter: blur(14px); border-bottom: 1px solid transparent; border-image: linear-gradient(90deg, transparent, var(--color-primary), transparent) 1; }

/* 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; }
}