:root {
    --color-primary: #7a2e4a;
    --color-primary-dark: #4f1c30;
    --color-accent: #f4a261;
    --color-surface: #fdf6ef;
    --color-text: #221b26;
    --rgb-primary: 122,46,74;
    --rgb-accent: 244,162,97;
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --shadow-sm: 0 2px 10px rgba(79,28,48,0.07);
    --shadow-md: 0 14px 34px -16px rgba(79,28,48,0.22), 0 4px 14px -6px rgba(244,162,97,0.18);
    --shadow-lg: 0 34px 70px -28px rgba(79,28,48,0.32), 0 14px 28px -14px rgba(244,162,97,0.24);
    --space-section: 3.6rem;
    --space-card: 1.5rem;
    --space-gap: 1.2rem;
    --transition: 0.28s cubic-bezier(0.22, 0.61, 0.36, 1);
    --heading-weight: 800;
    --body-line-height: 1.7;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #fdf6ef; background-image: linear-gradient(180deg, #fffdf9 0%, #fdf6ef 45%, #f6ebe0 100%); accent-color: var(--color-accent); caret-color: var(--color-primary); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: #2b1f2e; text-shadow: 0 1px 0 rgba(255,255,255,0.65); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); background-image: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(244,162,97,0.07) 100%); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background-color: #fffdfa; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: 999px; transition: var(--transition); box-shadow: var(--shadow-sm); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: rgba(244,162,97,0.6); }

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

/* news: grid-4 */
/* 四列紧凑网格 */
                .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 0.8); }

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

/* hero: split */
/* 左文右图 */
                .hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }

/* testimonials: carousel */
/* 单条轮播 */
                .testimonial-list { display: flex; overflow: hidden; background-color: #fffdfa; border-radius: var(--radius-xl); box-shadow: var(--shadow-md); } 
                .testimonial-list > * { flex: 0 0 100%; }

/* partners: grid-4 */
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 1.5); align-items: center; }

/* 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; background-color: rgba(244,162,97,0.10); border-radius: var(--radius-xl); box-shadow: var(--shadow-sm); }

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, #4f1c30 0%, #7a2e4a 52%, #a8455f 100%); color: #fff7f0; padding: 4.5rem 2.2rem; box-shadow: inset 0 1px 0 rgba(255,255,255,0.14), 0 30px 60px -30px rgba(79,28,48,0.55); border-radius: var(--radius-xl); }

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

/* 条件性装饰 */
header, .header, .navbar { background: rgba(255,253,249,0.72); backdrop-filter: blur(14px) saturate(1.2); box-shadow: 0 1px 0 rgba(122,46,74,0.10); }

/* 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; }
}