/* CSSVariantEngine v3.0 — zrg-hth-web.com.cn */
/* Palette: terracotta | Radius: airy | Shadow: pillowy */
/* Spacing: airy-rhythm | Transition: smooth */
/* Section layouts: {"news":"list-view","features":"horizontal","hero":"left-aligned","testimonials":"grid-3","partners":"grid-6","faq":"two-column","stats":"grid-3","cta":"centered"} */

:root {
    --color-primary: #c05b3c;
    --color-primary-dark: #8e3b22;
    --color-accent: #e8936f;
    --color-surface: #f6f1eb;
    --color-text: #2d2520;
    --rgb-primary: 192, 91, 60;
    --rgb-accent: 232, 147, 111;
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 40px;
    --shadow-sm: 0 1px 2px rgba(45, 37, 32, 0.04), 0 2px 8px rgba(45, 37, 32, 0.04);
    --shadow-md: 0 2px 4px rgba(45, 37, 32, 0.04), 0 12px 32px rgba(45, 37, 32, 0.06);
    --shadow-lg: 0 4px 8px rgba(45, 37, 32, 0.05), 0 24px 48px rgba(45, 37, 32, 0.10);
    --space-section: 2.25rem;
    --space-card: 1.15rem;
    --space-gap: 0.85rem;
    --transition: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 700;
    --body-line-height: 1.6;
    accent-color: var(--color-accent);
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: var(--color-surface); caret-color: var(--color-primary); }
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 0 rgba(232, 147, 111, 0.4), var(--shadow-md); padding: var(--space-card); transition: var(--transition); background: #fff; }
.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); }

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

/* news: list-view */
.news-grid { display: flex; flex-direction: column; gap: var(--space-gap); }
.news-grid .card { display: grid; grid-template-columns: 280px 1fr; }

/* features: horizontal */
.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: left-aligned */
.hero-content { text-align: left; max-width: 600px; }

/* testimonials: grid-3 */
.testimonial-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

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

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

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }

/* Page Layout: wide */
.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 0 rgba(232, 147, 111, 0.4), var(--shadow-lg); }
.hero, [class*="hero"], section:first-of-type { background-color: #8e3b22; background-image: radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.14), transparent 44%), linear-gradient(135deg, #c05b3c 0%, #a64a2e 55%, #8e3b22 100%); }
header, .header, .navbar { box-shadow: 0 1px 2px rgba(45, 37, 32, 0.04), 0 4px 16px rgba(45, 37, 32, 0.06); }

/* 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; }
}