/* CSSVariantEngine v3.0 — lolyingxionglianmeng.sx.cn */
/* Palette: teal-orange | Radius: tiny | Shadow: ultra-subtle */
/* Spacing: tight-compact | Transition: snappy */
/* Section layouts: {"news":"list-view","features":"grid-2","hero":"split","testimonials":"stacked","partners":"grid-4","faq":"with-sidebar","stats":"inline","cta":"split"} */

:root {
    --color-primary: #0f766e;
    --color-primary-dark: #134e4a;
    --color-accent: #f97316;
    --color-surface: #ecfdf5;
    --color-text: #064e3b;
    --rgb-primary: 15, 118, 110;
    --rgb-accent: 249, 115, 22;
    --radius-sm: 2px;
    --radius-md: 3px;
    --radius-lg: 5px;
    --radius-xl: 6px;
    --shadow-sm: 0 1px 2px rgba(15, 118, 110, 0.12);
    --shadow-md: 0 2px 3px rgba(15, 118, 110, 0.15);
    --shadow-lg: 0 3px 5px rgba(15, 118, 110, 0.18);
    --space-section: 1.75rem;
    --space-card: 0.875rem;
    --space-gap: 0.625rem;
    --transition: 0.08s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 600;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #f8fafc; caret-color: var(--color-accent); accent-color: var(--color-primary); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 0 1px rgba(var(--rgb-primary), 0.05); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); background-color: #ffffff; border-bottom: 1px solid rgba(var(--rgb-accent), 0.18); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: var(--space-card); transition: var(--transition); background-color: var(--color-surface); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); border: 1px solid var(--color-primary-dark); background-color: var(--color-primary); color: white; }
a:not([class]) { color: var(--color-primary-dark); transition: var(--transition); text-decoration-thickness: 1px; text-underline-offset: 2px; }

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

/* news: list-view */
/* 列表模式 (图左文右) */
                .news-grid { display: flex; flex-direction: column; gap: var(--space-gap); }
                .news-grid .card { display: grid; grid-template-columns: 280px 1fr; background-color: #fff7ed; border: 1px solid rgba(var(--rgb-accent), 0.2); }

/* features: grid-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }
.feature-list .card { background-color: #ecfffd; border: 1px solid rgba(var(--rgb-primary), 0.2); }

/* hero: split */
/* 左文右图 */
                .hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }
.hero-inner .card { background-color: #f0fdf4; border: 1px solid #22c55e40; }

/* testimonials: stacked */
/* 垂直堆叠 */
                .testimonial-list { display: flex; flex-direction: column; gap: var(--space-gap); max-width: 720px; margin: 0 auto; }
.testimonial-list .card { background-color: #fffbeb; border: 1px solid #fbbf2440; }

/* partners: grid-4 */
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 1.5); align-items: center; }
.partner-grid .card { background-color: #f8fafc; border: 1px solid #94a3b840; }

/* 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: #eff6ff; border: 1px solid #3b82f640; }

/* stats: inline */
/* 水平排列 */
                .stats-grid { display: flex; justify-content: center; gap: 3rem; }
.stats-grid .card { background-color: #fdf4ff; border: 1px solid #a855f740; }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }
.cta-inner .card { background-color: var(--color-surface); border: 2px solid var(--color-accent); }

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

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.card { border: 1px solid rgba(var(--rgb-primary), .2); }
header, .header, .navbar { background: #f0fdfa; border-bottom: 1px solid rgba(var(--rgb-primary), 0.15); 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: 1.75rem; --space-card: 0.875rem; --space-gap: 0.625rem; }
    .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; }
}