:/* CSSVariantEngine v3.0 — zh-ky-keringgame.com */
/* Palette: ocean-teal | Radius: asymmetric | Shadow: layered */
/* Spacing: airy | Transition: bouncy */
/* Section layouts: {"news":"masonry-2","features":"horizontal","hero":"centered","testimonials":"stacked","partners":"scroll","faq":"two-column","stats":"inline","cta":"full-bg"} */

:root {
    --color-primary: #0a6c6c;
    --color-primary-dark: #064a4a;
    --color-accent: #f2b544;
    --color-surface: #f0f7f4;
    --color-text: #1a2e35;
    --rgb-primary: 10,108,108;
    --rgb-accent: 242,181,68;
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 40px;
    --shadow-sm: 0 2px 8px rgba(10,108,108,0.08), 0 1px 3px rgba(10,108,108,0.04);
    --shadow-md: 0 8px 24px rgba(10,108,108,0.12), 0 3px 8px rgba(10,108,108,0.08), 0 1px 2px rgba(10,108,108,0.04);
    --shadow-lg: 0 16px 40px rgba(10,108,108,0.16), 0 6px 16px rgba(10,108,108,0.10), 0 2px 4px rgba(10,108,108,0.06);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.45s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --heading-weight: 700;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: var(--color-surface); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: var(--color-primary-dark); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { border-radius: var(--radius-xl) var(--radius-lg) var(--radius-xl) var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background: #ffffff; border: 1px solid rgba(10,108,108,0.08); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md) var(--radius-sm) var(--radius-md) var(--radius-sm); transition: var(--transition); background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: rgba(10,108,108,0.3); }

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

/* news: masonry-2 */
/* 两列瀑布流 */
                .news-grid { column-count: 2; column-gap: var(--space-gap); }
                .news-grid .card { break-inside: avoid; margin-bottom: var(--space-gap); }

/* features: horizontal */
/* 水平滚动 */
                .feature-list { display: flex; gap: var(--space-gap); overflow-x: auto; scroll-snap-type: x mandatory; }
                .feature-list > * { flex: 0 0 300px; scroll-snap-align: start; }

/* 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; }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

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

/* cta: full-bg */
.cta-section { background: linear-gradient(145deg, var(--color-primary-dark), var(--color-primary)); color: #fff; padding: 4rem 2rem; box-shadow: inset 0 0 40px rgba(0,0,0,0.2); }

/* 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(-6px) scale(1.02); box-shadow: var(--shadow-lg); border-color: rgba(10,108,108,0.2); }
a:not([class]):hover { color: var(--color-accent); text-decoration-color: rgba(242,181,68,0.5); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #0a6c6c, #043f3f), radial-gradient(circle at 20% 50%, rgba(242,181,68,0.3), transparent 50%), radial-gradient(circle at 80% 20%, rgba(10,108,108,0.4), transparent 50%); }
.card { border-left: 4px solid var(--color-primary); border-right: 1px solid rgba(10,108,108,0.05); }

/* 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; }
}