/* CSSVariantEngine v3.0 — go-yiwan28.com.cn */
/* Palette: warm teal + amber | Radius: medium rounded | Shadow: glow-accented */
/* Spacing: generous strip padding | Transition: smooth easing */
/* Section layouts: {"news":"masonry-2","features":"grid-2","hero":"left-aligned","testimonials":"masonry","partners":"scroll","faq":"with-sidebar","stats":"inline","cta":"card-style"} */

:root {
    --color-primary: #0f766e;
    --color-primary-dark: #064e3b;
    --color-accent: #f59e0b;
    --color-surface: #fffbeb;
    --color-text: #1f2937;
    --rgb-primary: 15,118,110;
    --rgb-accent: 245,158,11;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    --shadow-sm: 0 0 12px rgba(var(--rgb-accent),.25);
    --shadow-md: 0 0 24px rgba(var(--rgb-accent),.4);
    --shadow-lg: 0 0 32px rgba(var(--rgb-accent),.6);
    --space-section: 4.5rem;
    --space-card: 1.25rem;
    --space-gap: 1rem;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 700;
    --body-line-height: 1.75;
}

@keyframes subtlePulse {
    0%, 100% { box-shadow: 0 0 24px rgba(var(--rgb-accent), 0.35); }
    50% { box-shadow: 0 0 38px rgba(var(--rgb-accent), 0.55); }
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: #ffffff; }
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: var(--color-primary-dark); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
section:nth-child(odd) { background-color: #ffffff; }
section:nth-child(even) { background-color: var(--color-surface); }
section.dark-strip { background-color: var(--color-primary-dark); color: #ffffff; }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: var(--space-card); transition: var(--transition); background: #ffffff; border: 1px solid rgba(var(--rgb-accent), 0.1); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: var(--color-accent); color: #ffffff; box-shadow: var(--shadow-sm); animation: subtlePulse 3s ease-in-out infinite; 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); }

/* features: grid-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

/* hero: left-aligned */
.hero-content { text-align: left; max-width: 600px; }

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

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 25s ease-in-out infinite; }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

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

/* stats: inline */
/* 水平排列 */
                .stats-grid { display: flex; justify-content: center; gap: 3rem; }

/* cta: card-style */
.cta-inner { background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%); border-radius: var(--radius-xl); padding: 3rem; text-align: center; color: #ffffff; box-shadow: var(--shadow-md); animation: subtlePulse 4s ease-in-out infinite; }

/* 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(-6px); box-shadow: var(--shadow-lg); border-color: rgba(var(--rgb-accent), 0.3); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { transform: scale(1.05); box-shadow: var(--shadow-lg); background: #fbbf24; }
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 8px rgba(var(--rgb-accent), 0.3); }
header, .header, .navbar { background: transparent; backdrop-filter: blur(8px); }

/* 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: 3rem; --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; }
}