/* CSSVariantEngine v3.0 — zfvc-pingbosports.com */
/* Palette: warm-terracotta | Radius: soft | Shadow: gradient-layered */
/* Spacing: tight | Transition: smooth */
/* Section layouts: {"news":"masonry-2","features":"horizontal","hero":"split","testimonials":"carousel","partners":"scroll","faq":"with-sidebar","stats":"grid-4","cta":"split"} */

:root {
    --color-primary: #c47b5a;
    --color-primary-dark: #9e5a3c;
    --color-accent: #87a878;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 196,123,90;
    --rgb-accent: 135,168,120;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 1px 2px rgba(196,123,90,.10), 0 1px 1px rgba(45,45,45,.04);
    --shadow-md: 0 4px 14px rgba(196,123,90,.14), 0 2px 4px rgba(45,45,45,.06);
    --shadow-lg: 0 18px 40px -12px rgba(196,123,90,.28), 0 8px 18px -8px rgba(135,168,120,.20);
    --space-section: 2rem;
    --space-card: 1rem;
    --space-gap: 0.75rem;
    --transition: 0.5s cubic-bezier(0.22, 0.61, 0.36, 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:
        linear-gradient(180deg, #faf8f3 0%, #f6f1e8 55%, #f3ece0 100%);
    background-attachment: fixed;
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section {
    padding-top: var(--space-section);
    padding-bottom: var(--space-section);
    background:
        radial-gradient(120% 80% at 50% -10%, rgba(196,123,90,.06) 0%, rgba(196,123,90,0) 60%);
}
.card, [class*="card"] {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-card);
    transition: var(--transition);
    background:
        linear-gradient(160deg, #ffffff 0%, #fdfaf5 45%, #f8f1e6 100%);
    border-image: linear-gradient(140deg, rgba(196,123,90,.55), rgba(135,168,120,.45), rgba(196,123,90,.15)) 1;
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: var(--transition);
    background-image: linear-gradient(135deg, #c47b5a 0%, #d69371 50%, #b06a4a 100%);
    color: #faf8f3;
    box-shadow: 0 2px 8px rgba(196,123,90,.28), inset 0 1px 0 rgba(255,255,255,.22);
}
a:not([class]) {
    color: var(--color-primary);
    transition: var(--transition);
    text-decoration-color: rgba(196,123,90,.45);
}

/* ========== 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: split */
/* 左文右图 */
                .hero-inner {
                    display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center;
                    background:
                        radial-gradient(90% 120% at 0% 0%, rgba(135,168,120,.12) 0%, rgba(135,168,120,0) 55%),
                        radial-gradient(80% 100% at 100% 100%, rgba(196,123,90,.14) 0%, rgba(196,123,90,0) 60%);
                    border-radius: var(--radius-xl);
                }

/* testimonials: carousel */
/* 单条轮播 */
                .testimonial-list { display: flex; overflow: hidden; } 
                .testimonial-list > * { flex: 0 0 100%; }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid {
                    display: flex; gap: 2rem; overflow: hidden;
                    animation: partnerScroll 20s linear infinite;
                    background:
                        linear-gradient(90deg, rgba(196,123,90,.05) 0%, rgba(135,168,120,.08) 50%, rgba(196,123,90,.05) 100%);
                }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

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

/* stats: grid-4 */
.stats-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center;
    background:
        linear-gradient(135deg, rgba(250,248,243,0) 0%, rgba(196,123,90,.07) 50%, rgba(135,168,120,.07) 100%);
    border-radius: var(--radius-lg);
}

/* cta: split */
.cta-inner {
    display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem;
    background:
        linear-gradient(120deg, rgba(196,123,90,.10) 0%, rgba(214,147,113,.06) 40%, rgba(135,168,120,.10) 100%);
    border-radius: var(--radius-xl);
}

/* 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);
    background:
        linear-gradient(160deg, #ffffff 0%, #fdf6ee 45%, #f6ecdd 100%);
}
a:not([class]):hover { color: var(--color-accent); }
.card { border-left: 3px solid var(--color-primary); }
header, .header, .navbar {
    box-shadow: 0 2px 12px rgba(196,123,90,.14), 0 1px 3px rgba(45,45,45,.05);
    background:
        linear-gradient(180deg, rgba(250,248,243,.98) 0%, rgba(246,241,232,.94) 100%);
    backdrop-filter: blur(6px) saturate(1.05);
}

/* 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; }
}