/* CSSVariantEngine v3.0 — go-huyalive.cn */
/* Palette: warm amber | Radius: soft rounded | Shadow: layered gradient | Spacing: generous strip */
/* Transition: smooth long | Section layouts: {"news":"featured-top","features":"grid-3","hero":"centered","testimonials":"stacked","partners":"grid-6","faq":"single-column","stats":"inline","cta":"split"} */

:root {
    --color-primary: #d97706;
    --color-primary-dark: #78350f;
    --color-accent: #fbbf24;
    --color-surface: #fffbeb;
    --color-text: #292524;
    --rgb-primary: 217, 119, 6;
    --rgb-accent: 251, 191, 36;
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 30px;
    --shadow-sm: 0 2px 5px rgba(217,119,6,0.07), 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 7px 14px rgba(217,119,6,0.11), 0 3px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 16px 28px rgba(217,119,6,0.14), 0 6px 12px rgba(0,0,0,0.09);
    --space-section: 3.8rem;
    --space-card: 1.1rem;
    --space-gap: 0.8rem;
    --transition: 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
    --heading-weight: 600;
    --body-line-height: 1.7;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: linear-gradient(180deg, #ffffff 0%, #fffdf7 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: linear-gradient(135deg, #ffffff 0%, #fffbeb 100%); border: 1px solid transparent; border-image: linear-gradient(135deg, #fef3c7, #fde68a) 1; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(90deg, var(--color-primary-dark), var(--color-primary), var(--color-accent)); color: white; border: none; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: var(--color-accent); }

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

/* hero: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; }

/* testimonials: stacked */
/* 垂直堆叠 */
                .testimonial-list { display: flex; flex-direction: column; gap: var(--space-gap); max-width: 720px; margin: 0 auto; }

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

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

/* 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: 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(180deg, #78350f 0%, #b45309 35%, #d97706 70%, #f59e0b 100%); color: white; }
section:nth-of-type(even) { background: linear-gradient(180deg, #fffbeb 0%, #fef3c7 100%); }
section:nth-of-type(odd):not(:first-of-type) { background: linear-gradient(180deg, #ffffff 0%, #fffdf9 100%); }
section:last-of-type { background: linear-gradient(180deg, #78350f 0%, #451a03 100%); color: white; }
header, .header, .navbar { background: linear-gradient(180deg, rgba(120,53,15,0.9), rgba(120,53,15,0.7)); backdrop-filter: blur(10px); }

/* 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: 2.2rem; --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; }
}