:root {
    --color-primary: #c9a227;
    --color-primary-dark: #8b6914;
    --color-accent: #7b2ff7;
    --color-surface: #1a1a2e;
    --color-text: #e8e3f5;
    --rgb-primary: 201,162,39;
    --rgb-accent: 123,47,247;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 26px;
    --shadow-sm: 0 2px 6px rgba(15,15,26,.55), 0 1px 3px rgba(201,162,39,.12);
    --shadow-md: 0 8px 24px rgba(15,15,26,.6), 0 3px 10px rgba(123,47,247,.18);
    --shadow-lg: 0 20px 50px rgba(15,15,26,.7), 0 8px 20px rgba(201,162,39,.16);
    --space-section: 3rem;
    --space-card: 1.25rem;
    --space-gap: 1rem;
    --transition: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 700;
    --body-line-height: 1.7;
}

body { color: var(--color-text); line-height: var(--body-line-height); background: radial-gradient(ellipse at 50% 0%, #1e1b3a 0%, #12121f 45%, #0f0f1a 100%); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: #f5e6b8; text-shadow: 0 1px 12px rgba(201,162,39,.35); }
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(145deg, #1c1a30 0%, #16142a 60%, #1a1730 100%); border: 1px solid rgba(201,162,39,.18); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, #c9a227 0%, #7b2ff7 100%); color: #0f0f1a; box-shadow: 0 4px 16px rgba(123,47,247,.3); }
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: grid-3 */
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

/* 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: 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: linear-gradient(160deg, #1e1b3a 0%, #2a1f4e 50%, #1a1a2e 100%); border-radius: var(--radius-xl); padding: 3rem; text-align: center; box-shadow: 0 24px 60px rgba(15,15,26,.75), 0 0 40px rgba(201,162,39,.1); border: 1px solid rgba(123,47,247,.25); }

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

/* 条件性装饰 */

/* 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; }
}