/* CSSVariantEngine v3.0 — about-wap-kaiyun.com.cn */
/* Palette: rust-ink | Radius: sharp | Shadow: hard-offset */
/* Spacing: balanced | Transition: snappy */
/* Section layouts: {"news":"featured-top","features":"centered","hero":"minimal","testimonials":"grid-3","partners":"centered","faq":"single-column","stats":"grid-3","cta":"card-style"} */

:root {
    --color-bg: #efe7d5;
    --color-primary: #a3341c;
    --color-primary-dark: #6f1d0e;
    --color-accent: #f1a61a;
    --color-surface: #fffaeb;
    --color-text: #241a14;
    --rgb-primary: 163, 52, 28;
    --rgb-accent: 241, 166, 26;
    --radius-sm: 0px;
    --radius-md: 2px;
    --radius-lg: 3px;
    --radius-xl: 4px;
    --shadow-sm: 2px 2px 0 0 rgba(36, 26, 20, 0.92);
    --shadow-md: 4px 4px 0 0 rgba(36, 26, 20, 0.92);
    --shadow-lg: 6px 6px 0 0 rgba(163, 52, 28, 0.9), 10px 10px 0 0 rgba(36, 26, 20, 0.92);
    --space-section: 3.5rem;
    --space-card: 1.5rem;
    --space-gap: 0.875rem;
    --transition: 0.15s cubic-bezier(0.86, 0, 0.1, 1);
    --heading-weight: 600;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body {
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: var(--body-line-height);
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-card);
    transition: var(--transition);
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
a:not([class]) {
    color: var(--color-primary);
    transition: var(--transition);
}

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

/* news: featured-top */
/* 首篇横跨全宽 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
.news-grid > *:first-child { grid-column: span 3; }

/* features: centered */
/* 居中大卡片 */
.feature-list { display: flex; flex-direction: column; align-items: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }

/* hero: minimal */
.hero { padding: 2rem 0; } .hero-content { max-width: 560px; }

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

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }

/* faq: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }

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

/* cta: card-style */
.cta-inner {
    background: var(--color-accent);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    color: var(--color-text);
    padding: 3rem;
    text-align: center;
}

/* Page Layout: narrow-centered */
/* 窄版居中 */
.page-main { max-width: 860px; margin: 0 auto; }

/* 条件性装饰 */
.hero, [class*="hero"], section:first-of-type {
    background: linear-gradient(135deg, #82210d, #2d180e);
    color: var(--color-surface);
}
.card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-primary-dark);
}

/* 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; }
}