/* CSSVariantEngine v3.0 — world3-pandatiyu.com.cn */
/* Palette: ember-teal | Radius: halo | Shadow: glow */
/* Spacing: horizontal-strips | Transition: snappy */
/* Section layouts: {"news":"grid-3","features":"centered","hero":"centered","testimonials":"masonry","partners":"grid-4","faq":"single-column","stats":"grid-3","cta":"card-style"} */

:root {
    --color-primary: #0f766e;
    --color-primary-dark: #115e59;
    --color-accent: #f59e0b;
    --color-surface: #fff8eb;
    --color-text: #1c1917;
    --color-strip-light: #ffffff;
    --color-strip-cream: #fdf3e3;
    --color-strip-dark: #134e4a;
    --rgb-primary: 15, 118, 110;
    --rgb-accent: 245, 158, 11;
    --radius-sm: 8px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 16px;
    --shadow-sm: 0 2px 8px rgba(var(--rgb-accent), 0.12), 0 0 16px rgba(var(--rgb-accent), 0.08);
    --shadow-md: 0 4px 14px rgba(var(--rgb-accent), 0.16), 0 0 24px rgba(var(--rgb-accent), 0.12);
    --shadow-lg: 0 8px 24px rgba(var(--rgb-accent), 0.22), 0 0 32px rgba(var(--rgb-accent), 0.18);
    --space-section: 3.5rem;
    --space-card: 1.375rem;
    --space-gap: 1.125rem;
    --transition: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 600;
    --body-line-height: 1.7;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: var(--color-strip-cream); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); background-color: var(--color-strip-light); box-shadow: 0 1px 0 rgba(var(--rgb-primary), 0.05), 0 -1px 0 rgba(var(--rgb-primary), 0.05); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: 0 4px 14px rgba(var(--rgb-accent), 0.16); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

/* ========== 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: centered */
/* 居中大卡片 */
.feature-list { display: flex; flex-direction: column; align-items: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }

/* hero: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; }

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
.testimonial-list > * { break-inside: avoid; margin-bottom: 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: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }

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

/* cta: card-style */
@keyframes glowPulse {
    0%, 100% { box-shadow: var(--shadow-lg); }
    50% { box-shadow: 0 8px 28px rgba(var(--rgb-accent), 0.32), 0 0 44px rgba(var(--rgb-accent), 0.24); }
}

.cta-inner {
    background: linear-gradient(135deg, var(--color-strip-dark), var(--color-primary));
    border-radius: var(--radius-xl);
    padding: 3rem;
    text-align: center;
    color: #fff;
    box-shadow: var(--shadow-lg);
    animation: glowPulse 4s ease-in-out infinite;
}

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

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(var(--rgb-accent), 0.28), 0 0 32px rgba(var(--rgb-accent), 0.6); }
.card { border-left: 3px solid var(--color-accent); }
header, .header, .navbar { box-shadow: 0 1px 0 rgba(var(--rgb-primary), 0.06), 0 6px 18px 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: 2.25rem; --space-card: 1.125rem; --space-gap: 0.875rem; }
    .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; }
}