/* CSSVariantEngine v3.0 — zh-milam.pro */
/* Palette: premium-gold-stage | Radius: sharp | Shadow: hard-offset */
/* Spacing: symmetric-centered | Transition: snappy */
/* Section layouts: {"news":"grid-3","features":"grid-3","hero":"split","testimonials":"grid-3","partners":"grid-4","faq":"two-column","stats":"grid-3","cta":"full-bg"} */

:root {
    --color-primary: #d4af37;
    --color-primary-dark: #a67c00;
    --color-accent: #ffed4e;
    --color-surface: #fefdf7;
    --color-text: #0f0f1a;
    --rgb-primary: 212, 175, 55;
    --rgb-accent: 255, 237, 78;
    --radius-sm: 0px;
    --radius-md: 2px;
    --radius-lg: 3px;
    --radius-xl: 4px;
    --shadow-sm: 2px 2px 0px var(--color-primary-dark);
    --shadow-md: 4px 4px 0px var(--color-primary-dark);
    --shadow-lg: 6px 6px 0px rgba(var(--rgb-primary), 0.8);
    --space-section: 5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;
    --transition: 0.15s ease-out;
    --heading-weight: 800;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { background-color: #0f0f1a; color: var(--color-text); line-height: var(--body-line-height); caret-color: var(--color-primary); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-align: center; text-shadow: 1px 1px 0px rgba(var(--rgb-primary), 0.3); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { border: 3px solid var(--color-text); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background-color: var(--color-surface); }
.btn, button[class*="btn"], a[class*="btn"] { border: 3px solid var(--color-text); border-radius: var(--radius-md); box-shadow: var(--shadow-md); transition: var(--transition); background-color: var(--color-primary); color: #0f0f1a; font-weight: 700; }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0px var(--color-primary-dark); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); outline-color: var(--color-accent); }

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

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

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

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

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%); color: #0f0f1a; padding: 4rem 2rem; border-top: 3px solid #0f0f1a; border-bottom: 3px solid #0f0f1a; }

/* Page Layout: narrow-centered */
/* 窄版居中 */
.page-main { max-width: 860px; margin: 0 auto; background-color: var(--color-surface); padding: 0 2rem; }

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent); }
.card { border-left: 3px solid var(--color-primary); }
header, .header, .navbar { background: #0f0f1a; border-bottom: 3px solid var(--color-primary); backdrop-filter: blur(4px); }

/* 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; }
}