/* CSSVariantEngine v3.0 — play-huatihuitiyu.com.cn */
/* Palette: terracotta | Radius: medium | Shadow: glow */
/* Spacing: airy | Transition: soft */
/* Section layouts: {"news":"masonry-2","features":"grid-2","hero":"split","testimonials":"stacked","partners":"scroll","faq":"two-column","stats":"inline","cta":"split"} */

:root {
    --color-primary: #2d2d2d;
    --color-primary-dark: #1a1a1a;
    --color-accent: #c47b5a;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 45,45,45;
    --rgb-accent: 196,123,90;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 0 8px rgba(var(--rgb-accent), 0.12);
    --shadow-md: 0 0 16px rgba(var(--rgb-accent), 0.18), 0 4px 12px rgba(var(--rgb-primary), 0.06);
    --shadow-lg: 0 0 24px rgba(var(--rgb-accent), 0.4), 0 8px 24px rgba(var(--rgb-primary), 0.08);
    --space-section: 4.5rem;
    --space-card: 1.75rem;
    --space-gap: 1.4rem;
    --transition: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 800;
    --body-line-height: 1.75;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: linear-gradient(180deg, var(--color-surface) 0%, #f2ece1 100%); }
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: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background-color: #fffdf8; animation: glowPulse 5s ease-in-out infinite; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

@keyframes glowPulse {
    0%, 100% { filter: drop-shadow(0 0 2px rgba(var(--rgb-accent), 0)); }
    50% { filter: drop-shadow(0 0 14px rgba(var(--rgb-accent), 0.22)); }
}

/* ========== 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: grid-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

/* hero: split */
/* 左文右图 */
                .hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }

/* 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 24s linear infinite; }
                @keyframes partnerScroll { 0% { transform: translateX(0); filter: drop-shadow(0 0 0 rgba(var(--rgb-accent), 0)); } 50% { filter: drop-shadow(0 0 16px rgba(var(--rgb-accent), 0.25)); } 100% { transform: translateX(-50%); filter: drop-shadow(0 0 0 rgba(var(--rgb-accent), 0)); } }

/* 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: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 12px rgba(var(--rgb-accent), 0.4); }
.card { border-left: 3px solid var(--color-accent); }
header, .header, .navbar { box-shadow: 0 0 16px rgba(var(--rgb-accent), 0.12), 0 2px 8px rgba(var(--rgb-primary), 0.06); }

.card:hover, [class*="card"]:hover { box-shadow: 0 0 32px rgba(var(--rgb-accent), 0.55), 0 8px 24px rgba(var(--rgb-primary), 0.1); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { box-shadow: 0 0 24px rgba(var(--rgb-accent), 0.5), 0 4px 12px rgba(var(--rgb-primary), 0.08); }

/* 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; }
}