/* CSSVariantEngine v3.0 — zh-jiuyouhuij9.gd.cn */
/* Palette: warm-terracotta | Radius: soft-medium | Shadow: glow-accent */
/* Spacing: airy-vertical | Transition: gentle-ease */
/* Section layouts: {"news":"featured-left","features":"grid-3","hero":"minimal","testimonials":"masonry","partners":"centered","faq":"single-column","stats":"grid-4","cta":"centered"} */

@keyframes subtle-pulse {
    0%, 100% { box-shadow: 0 0 20px rgba(196, 123, 90, 0.35); }
    50% { box-shadow: 0 0 30px rgba(196, 123, 90, 0.5); }
}

:root {
    --color-primary: #c47b5a;
    --color-primary-dark: #a85f42;
    --color-accent: #d9a07f;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 196,123,90;
    --rgb-accent: 217,160,127;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 16px;
    --shadow-sm: 0 0 14px rgba(var(--rgb-primary), 0.2);
    --shadow-md: 0 0 24px rgba(var(--rgb-primary), 0.4);
    --shadow-lg: 0 0 32px rgba(var(--rgb-primary), 0.6);
    --space-section: 4.5rem;
    --space-card: 1.75rem;
    --space-gap: 2rem;
    --transition: 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
    --heading-weight: 600;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { background-color: var(--color-surface); color: var(--color-text); line-height: var(--body-line-height); }
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-sm); padding: var(--space-card); transition: var(--transition); animation: subtle-pulse 6s ease-in-out infinite; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); background-color: var(--color-primary); color: #ffffff; transition: var(--transition); border: 1px solid transparent; }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { box-shadow: var(--shadow-lg); background-color: var(--color-primary-dark); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration: none; }
a:not([class]):hover { text-decoration: underline; text-shadow: 0 0 8px rgba(var(--rgb-primary), 0.3); }

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

/* news: featured-left */
/* 左大右小 (1大+2小) */
.news-grid { display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: auto auto; gap: var(--space-gap); }
.news-grid > *:first-child { grid-row: span 2; }

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

/* hero: minimal */
.hero { padding: 2rem 0; background-color: rgba(var(--rgb-primary), 0.05); } .hero-content { max-width: 560px; }

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
.testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }

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

/* stats: grid-4 */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; padding: 2.5rem; border-radius: var(--radius-xl); background-color: rgba(var(--rgb-primary), 0.08); }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
.page-main { max-width: 720px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); animation: none; border-color: var(--color-primary); }
.card { border: 1px solid rgba(var(--rgb-primary), .12); }
header, .header, .navbar { background: rgba(250, 248, 243, 0.9); backdrop-filter: blur(8px); border-bottom: 1px solid rgba(var(--rgb-primary), 0.08); }

/* 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: 2.5rem; --space-card: 1rem; --space-gap: 1rem; }
    .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; }
}