/* CSSVariantEngine v3.0 — sk-si-ouguan.com */
/* Palette: editorial-cream | Radius: soft-large | Shadow: soft-multi */
/* Spacing: balanced | Transition: gentle */
/* Section layouts: {"news":"masonry-2","features":"grid-4","hero":"left-aligned","testimonials":"masonry","partners":"grid-6","faq":"with-sidebar","stats":"grid-3","cta":"full-bg"} */

:root {
    --color-primary: #c44536;
    --color-primary-dark: #8f2e23;
    --color-accent: #6b705c;
    --color-surface: #f5f1e8;
    --color-text: #1a1a1a;
    --rgb-primary: 196,69,54;
    --rgb-accent: 107,112,92;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 6px rgba(26,26,26,.04), 0 6px 14px -4px rgba(196,69,54,.06);
    --shadow-md: 0 4px 8px rgba(26,26,26,.05), 0 20px 40px -10px rgba(26,26,26,.12);
    --shadow-lg: 0 8px 16px rgba(26,26,26,.06), 0 32px 64px -16px rgba(196,69,54,.14);
    --space-section: 3rem;
    --space-card: 1.25rem;
    --space-gap: 1rem;
    --transition: 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
    --heading-weight: 700;
    --body-line-height: 1.7;
}

/* 基础覆盖 */
body { color: var(--color-text); background: var(--color-surface); line-height: var(--body-line-height); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: var(--color-text); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { border-radius: var(--radius-lg); background: #fffdf7; box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); border: 1px solid rgba(26,26,26,.06); }
.card:hover, [class*="card"]:hover { box-shadow: var(--shadow-lg); border-color: rgba(196,69,54,.18); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: 0 2px 6px rgba(196,69,54,.12), 0 10px 24px -8px rgba(196,69,54,.22); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { box-shadow: 0 4px 10px rgba(196,69,54,.18), 0 18px 36px -10px rgba(196,69,54,.3); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }
a:not([class]):focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

/* ========== 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-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; color: #f5f1e8; }
.hero-content h1, .hero-content h2 { color: #fffdf7; text-shadow: 0 2px 12px rgba(26,26,26,.25); }

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
                .testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); }

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

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

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }
.stats-grid > * { border-radius: var(--radius-lg); background: #fffdf7; box-shadow: var(--shadow-sm); padding: var(--space-card); border: 1px solid rgba(26,26,26,.05); }

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, #c44536 0%, #8f2e23 100%); color: #f5f1e8; padding: 4rem 2rem; border-radius: var(--radius-xl); box-shadow: 0 12px 24px rgba(196,69,54,.18), 0 40px 80px -20px rgba(143,46,35,.35); }

/* 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); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #1a1a1a 0%, #2e2a26 60%, #3a322c 100%); }

/* 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; }
}