/* CSSVariantEngine v3.0 — gloab-huangguan.com.cn */
/* Palette: editorial-red | Radius: soft-rounded | Shadow: glow-accent */
/* Spacing: generous | Transition: smooth-glow */
/* Section layouts: {"news":"grid-3","features":"centered","hero":"split","testimonials":"stacked","partners":"grid-6","faq":"with-sidebar","stats":"inline","cta":"split"} */

:root {
    --color-primary: #c44536;
    --color-primary-dark: #9a2f22;
    --color-accent: #f8e0dd;
    --color-surface: #f5f1e8;
    --color-text: #1a1a1a;
    --rgb-primary: 196, 69, 54;
    --rgb-accent: 248, 224, 221;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 0 12px rgba(196, 69, 54, 0.15);
    --shadow-md: 0 0 24px rgba(196, 69, 54, 0.4);
    --shadow-lg: 0 0 36px rgba(196, 69, 54, 0.5);
    --space-section: 5.5rem;
    --space-card: 2rem;
    --space-gap: 1.75rem;
    --transition: 0.6s ease-in-out;
    --heading-weight: 600;
    --body-line-height: 1.75;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 12px rgba(196, 69, 54, 0.2); }
    50% { box-shadow: 0 0 28px rgba(196, 69, 54, 0.5); }
}

/* 基础覆盖 */
body { 
    color: var(--color-text); 
    line-height: var(--body-line-height); 
    background-color: var(--color-surface);
    accent-color: var(--color-primary);
}
h1, h2, h3, h4 { 
    font-weight: var(--heading-weight); 
    text-shadow: 0 1px 2px rgba(26, 26, 26, 0.1);
}
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { 
    border-radius: var(--radius-lg); 
    box-shadow: var(--shadow-sm); 
    padding: var(--space-card); 
    transition: var(--transition); 
    background-color: #ffffff;
}
.card:hover, [class*="card"]:hover {
    box-shadow: 0 0 32px rgba(196, 69, 54, 0.6);
    transform: translateY(-2px);
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    transition: var(--transition); 
    background-color: var(--color-primary);
    color: #ffffff;
    box-shadow: var(--shadow-sm);
    animation: pulse-glow 3s ease-in-out infinite;
}
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover {
    box-shadow: 0 0 32px rgba(196, 69, 54, 0.6);
    background-color: var(--color-primary-dark);
}
a:not([class]) { 
    color: var(--color-primary); 
    transition: var(--transition); 
    text-shadow: 0 0 2px rgba(196, 69, 54, 0.2);
}
a:not([class]):hover {
    text-shadow: 0 0 8px rgba(196, 69, 54, 0.5);
}

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

/* news: grid-3 */
/* 三列等宽网格 */
                .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

/* 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: 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: 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: 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: wide */
/* 超宽 */
            .page-main { max-width: 1400px; margin: 0 auto; }

/* 条件性装饰 */
.card { border: 1px solid rgba(var(--rgb-primary), .12); }

/* 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; }
}