/* CSSVariantEngine v3.0 — club-aigame.com.cn */
/* Palette: mosaic | Radius: soft | Shadow: layered */
/* Spacing: airy | Transition: smooth */
/* Section layouts: {"news":"masonry-2","features":"grid-4","hero":"split","testimonials":"masonry","partners":"grid-6","faq":"with-sidebar","stats":"big-number","cta":"split"} */

:root {
    --color-primary: #e85d75;
    --color-primary-dark: #c13a52;
    --color-accent: #0d9488;
    --color-surface: #fffaf5;
    --color-text: #223140;
    --rgb-primary: 232, 93, 117;
    --rgb-accent: 13, 148, 136;
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 4px rgba(34, 49, 64, 0.04), 0 8px 16px -6px rgba(34, 49, 64, 0.08);
    --shadow-md: 0 4px 8px rgba(34, 49, 64, 0.05), 0 20px 40px -10px rgba(34, 49, 64, 0.12);
    --shadow-lg: 0 8px 16px rgba(34, 49, 64, 0.06), 0 30px 60px -12px rgba(34, 49, 64, 0.18);
    --space-section: 2.25rem;
    --space-card: 1.1rem;
    --space-gap: 0.85rem;
    --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-color: #f4efe8; }
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: inset 0 3px 0 var(--color-accent), var(--shadow-md);
    padding: var(--space-card);
    transition: var(--transition);
}
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: 0 6px 16px -8px rgba(var(--rgb-primary), 0.45); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: rgba(var(--rgb-accent), 0.4); }

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

/* news: masonry-2 */
/* 两列瀑布流 */
.news-grid { column-count: 2; column-gap: var(--space-gap); --color-accent: #ec7c3a; }
.news-grid .card { break-inside: avoid; margin-bottom: var(--space-gap); background: linear-gradient(145deg, #fff6ed, #ffe8d2); }

/* features: grid-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); --color-accent: #3f8ef7; }

/* hero: split */
/* 左文右图 */
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2.25rem; align-items: center; --color-accent: #f43f5e; }

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); --color-accent: #8b5cf6; }
.testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); background: linear-gradient(145deg, #f3eeff, #e3d5ff); }

/* partners: grid-6 */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-gap); align-items: center; --color-accent: #10b981; }

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
.faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2.25rem; --color-accent: #d946ef; }

/* stats: big-number */
/* 大数字居中 */
.stats-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2.25rem; --color-accent: #f59e0b; }
.stats-grid .stat-value { font-size: 3rem; color: var(--color-primary-dark); }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2.25rem; --color-accent: #f43f5e; }

/* 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: inset 0 3px 0 var(--color-accent), var(--shadow-lg); }

/* 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; }
}