/* CSSVariantEngine v3.0 — dingjiantiyu.net.cn */
/* Palette: teal-pink | Radius: pillowy | Shadow: soft-layered */
/* Spacing: airy | Transition: smooth-ease */
/* Section layouts: {"news":"masonry-2","features":"grid-4","hero":"left-aligned","testimonials":"grid-3","partners":"centered","faq":"with-sidebar","stats":"grid-4","cta":"split"} */

:root {
    --color-primary: #0d9488;
    --color-primary-dark: #115e59;
    --color-accent: #ec4899;
    --color-surface: #f0fdfa;
    --color-text: #134e4a;
    --rgb-primary: 13, 148, 136;
    --rgb-accent: 236, 72, 153;
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --shadow-sm: 0 4px 12px rgba(13, 148, 136, 0.07);
    --shadow-md: 0 12px 28px rgba(236, 72, 153, 0.11), 0 6px 16px rgba(13, 148, 136, 0.06);
    --shadow-lg: 0 24px 56px rgba(236, 72, 153, 0.14), 0 12px 24px rgba(13, 148, 136, 0.09);
    --space-section: 5.5rem;
    --space-card: 2.5rem;
    --space-gap: 2rem;
    --transition: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 800;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: var(--color-surface); }
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-md); padding: var(--space-card); transition: var(--transition); background-color: #ffffff; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); color: white; border: none; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

/* news: masonry-2 */
/* 两列瀑布流 */
                .news-grid { column-count: 2; column-gap: var(--space-gap); }
                .news-grid .card { break-inside: avoid; margin-bottom: var(--space-gap); background-color: #fdf2f8; }

/* features: grid-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }
.feature-list .card { background-color: #ccfbf1; }

/* 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); }
.testimonial-list .card { background-color: #f0f9ff; }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
.partner-grid .card { background-color: #fef3c7; }

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
                .faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }
.faq-wrapper .card { background-color: #f7fee7; }

/* stats: grid-4 */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center; }
.stats-grid .card { background-color: #faf5ff; }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }
.cta-inner .card { background: linear-gradient(90deg, var(--color-primary), var(--color-accent)); color: white; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 4px rgba(var(--rgb-accent), 0.25); }
.card { border: 2px solid rgba(var(--rgb-accent), .22); }
.btn:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

/* 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: 2.2rem; --space-card: 1.2rem; --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; }
}