/* CSSVariantEngine v3.0 — mobile5-crowntiyu.com.cn */
/* Palette: teal-coral | Radius: geometric | Shadow: glowing */
/* Spacing: spacious | Transition: smooth-long */
/* Section layouts: {"news":"grid-3","features":"horizontal","hero":"centered","testimonials":"grid-3","partners":"centered","faq":"with-sidebar","stats":"inline","cta":"full-bg"} */

:root {
    --color-primary: #0d9488;
    --color-primary-dark: #115e59;
    --color-accent: #f97316;
    --color-surface: #f5efe6;
    --color-text: #292524;
    --rgb-primary: 13,148,136;
    --rgb-accent: 249,115,22;
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 8px rgba(41,37,36,.06), 0 1px 2px rgba(41,37,36,.04);
    --shadow-md: 0 16px 32px rgba(13,148,136,.14), 0 4px 12px rgba(41,37,36,.06);
    --shadow-lg: 0 30px 60px rgba(13,148,136,.22), 0 10px 20px rgba(41,37,36,.1), 0 0 0 1px rgba(255,255,255,.6) inset;
    --space-section: 5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;
    --transition: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 600;
    --body-line-height: 1.65;
    --gradient-primary: linear-gradient(135deg, #14b8a6 0%, #0d9488 45%, #0f766e 100%);
    --gradient-accent: linear-gradient(135deg, #fbbf24 0%, #f97316 50%, #ea580c 100%);
    --gradient-surface: radial-gradient(1100px 520px at 12% -8%, rgba(13,148,136,.14) 0%, transparent 55%), radial-gradient(900px 460px at 108% 8%, rgba(249,115,22,.12) 0%, transparent 55%), linear-gradient(160deg, #fdfaf5 0%, #f5efe6 100%);
    --gradient-card: linear-gradient(145deg, #ffffff 0%, #fdf9f3 55%, #f6efe6 100%);
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: var(--gradient-surface); background-attachment: fixed; }
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); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background: var(--gradient-card); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: var(--shadow-sm); background: var(--gradient-primary); color: #fffbeb; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: rgba(13,148,136,.35); }

/* ========== 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: horizontal */
/* 水平滚动 */
.feature-list { display: flex; gap: var(--space-gap); overflow-x: auto; scroll-snap-type: x mandatory; }
.feature-list > * { flex: 0 0 300px; scroll-snap-align: start; }

/* hero: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; background: radial-gradient(640px 260px at 50% 0%, rgba(249,115,22,.08) 0%, rgba(13,148,136,.04) 60%, transparent); border-radius: var(--radius-xl); }

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

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

/* 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: full-bg */
.cta-section { background: var(--gradient-accent); color: #fffbeb; padding: 4rem 2rem; box-shadow: inset 0 1px 0 rgba(255,255,255,.18); }

/* Page Layout: narrow-centered */
/* 窄版居中 */
.page-main { max-width: 860px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
a:not([class]):hover { color: var(--color-accent); text-decoration-color: rgba(249,115,22,.6); }

/* 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: 2rem; --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; }
}