:root {
    --color-primary: #9b3b2a;
    --color-primary-dark: #7f2f20;
    --color-accent: #87a878;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 155,59,42;
    --rgb-accent: 135,168,120;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 1px 0 rgba(45,45,45,.06), 0 6px 16px rgba(135,168,120,.12);
    --shadow-md:
        0 10px 26px rgba(45,45,45,.08),
        0 2px 10px rgba(45,45,45,.05),
        0 0 0 1px rgba(45,45,45,.06),
        0 0 26px rgba(135,168,120,.16);
    --shadow-lg:
        0 18px 44px rgba(45,45,45,.10),
        0 6px 18px rgba(45,45,45,.06),
        0 0 0 1px rgba(45,45,45,.07),
        0 0 36px rgba(135,168,120,.22);

    --space-section: 5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;

    --transition: 240ms cubic-bezier(.2,.9,.2,1);
    --heading-weight: 700;
    --body-line-height: 1.7;
}

body { color: var(--color-text); line-height: var(--body-line-height); background: 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: 14px;
    box-shadow:
        0 12px 30px rgba(45,45,45,.10),
        0 4px 14px rgba(45,45,45,.06),
        0 0 0 1px rgba(45,45,45,.07),
        0 0 24px rgba(135,168,120,.26);
    padding: var(--space-card);
    transition: box-shadow var(--transition), transform var(--transition), background-color var(--transition), border-color var(--transition), filter var(--transition);
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: 12px;
    transition: background-color var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition), filter var(--transition);
}
a:not([class]) {
    color: var(--color-primary);
    transition: color var(--transition), text-shadow var(--transition), filter var(--transition);
    text-shadow: 0 0 0 rgba(0,0,0,0);
}

a:not([class]):hover {
    color: var(--color-accent);
    text-shadow: 0 0 18px rgba(135,168,120,.38);
    filter: saturate(1.05);
}

@media (prefers-reduced-motion: reduce) {
    .card, [class*="card"], .btn, button[class*="btn"], a[class*="btn"], a:not([class]) { transition: none !important; }
}

section.card, .section.card, [class*="card"].card { background: rgba(250,248,243,.86); }

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

/* news: grid-4 */
/* 四列紧凑网格 */
                .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 0.8); }

/* 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: minimal */
.hero { padding: 2rem 0; } .hero-content { max-width: 560px; }

/* testimonials: carousel */
/* 单条轮播 */
                .testimonial-list { display: flex; overflow: hidden; } 
                .testimonial-list > * { flex: 0 0 100%; }

/* partners: grid-6 */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-gap); align-items: center; }

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

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

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }

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

/* 条件性装饰 */
header, .header, .navbar { background: transparent; }

header, .header, .navbar { backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }

@keyframes glowPulseAccent {
    0% { box-shadow:
        0 12px 30px rgba(45,45,45,.10),
        0 4px 14px rgba(45,45,45,.06),
        0 0 0 1px rgba(45,45,45,.07),
        0 0 24px rgba(135,168,120,.20); }
    50% { box-shadow:
        0 16px 40px rgba(45,45,45,.11),
        0 8px 22px rgba(45,45,45,.07),
        0 0 0 1px rgba(135,168,120,.22),
        0 0 42px rgba(135,168,120,.36); }
    100% { box-shadow:
        0 12px 30px rgba(45,45,45,.10),
        0 4px 14px rgba(45,45,45,.06),
        0 0 0 1px rgba(45,45,45,.07),
        0 0 24px rgba(135,168,120,.20); }
}

.card:hover, [class*="card"]:hover {
    box-shadow:
        0 18px 52px rgba(45,45,45,.12),
        0 10px 26px rgba(45,45,45,.08),
        0 0 0 1px rgba(135,168,120,.24),
        0 0 32px rgba(135,168,120,.42);
    transform: translateY(-2px);
    filter: saturate(1.02);
}

.card:hover, [class*="card"]:hover {
    animation: glowPulseAccent 1.6s ease-in-out infinite;
    animation-delay: 60ms;
}

@media (prefers-reduced-motion: reduce) {
    .card:hover, [class*="card"]:hover { animation: none !important; }
}

/* 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; }
}