:root {
    --color-primary: #b45309;
    --color-primary-dark: #7c2d12;
    --color-accent: #87a878;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 180,83,9;
    --rgb-accent: 135,168,120;
    --radius-sm: 0;
    --radius-md: 6px;
    --radius-lg: 10px;
    --radius-xl: 14px;
    --shadow-sm: 0 1px 0 rgba(45,45,45,.06), 0 10px 25px rgba(45,45,45,.08);
    --shadow-md: 0 1px 0 rgba(45,45,45,.05), 0 8px 24px rgba(45,45,45,.10), 0 2px 10px rgba(135,168,120,.10);
    --shadow-lg: 0 1px 0 rgba(45,45,45,.06), 0 18px 50px rgba(45,45,45,.14), 0 6px 20px rgba(180,83,9,.10);
    --space-section: 3.5rem;
    --space-card: 1.25rem;
    --space-gap: 1.1rem;
    --transition: 0.52s cubic-bezier(0.2, 0.9, 0.15, 1);
    --heading-weight: 800;
    --body-line-height: 1.65;
}

body { color: var(--color-text); line-height: var(--body-line-height); }
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: var(--radius-lg);
    box-shadow:
        0 1px 0 rgba(45,45,45,.06),
        0 10px 30px rgba(45,45,45,.11),
        0 2px 10px rgba(135,168,120,.12),
        inset 0 1px 0 rgba(250,248,243,.8);
    padding: var(--space-card);
    transition: var(--transition);
    background:
        radial-gradient(1200px 260px at 15% 0%, rgba(135,168,120,.18) 0%, rgba(135,168,120,0) 45%),
        radial-gradient(900px 240px at 90% 10%, rgba(180,83,9,.12) 0%, rgba(180,83,9,0) 46%),
        linear-gradient(180deg, rgba(250,248,243,.9) 0%, rgba(250,248,243,.72) 100%);
    border: 1px solid rgba(45,45,45,.08);
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: var(--transition);
    border: 1px solid rgba(45,45,45,.10);
    background:
        linear-gradient(180deg, rgba(250,248,243,.95) 0%, rgba(250,248,243,.78) 100%);
    box-shadow:
        0 1px 0 rgba(45,45,45,.06),
        0 10px 25px rgba(45,45,45,.10),
        0 0 0 6px rgba(135,168,120,.00);
}
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-shadow: 0 1px 0 rgba(250,248,243,.65); }

/* ========== 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);
                    box-shadow:
                        0 1px 0 rgba(45,45,45,.05),
                        0 14px 38px rgba(45,45,45,.12),
                        0 3px 14px rgba(135,168,120,.11);
                    border-color: rgba(45,45,45,.09);
                }

/* features: horizontal */
/* 水平滚动 */
                .feature-list {
                    display: flex;
                    gap: var(--space-gap);
                    overflow-x: auto;
                    scroll-snap-type: x mandatory;
                    padding: 0.25rem;
                    background:
                        linear-gradient(180deg, rgba(250,248,243,.55) 0%, rgba(250,248,243,.25) 100%);
                    border-radius: var(--radius-xl);
                    border: 1px solid rgba(45,45,45,.07);
                }
                .feature-list > * {
                    flex: 0 0 300px;
                    scroll-snap-align: start;
                    border-radius: var(--radius-lg);
                }

/* hero: centered */
.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}
.hero-content .card,
.hero-content [class*="card"] {
    border-radius: var(--radius-xl);
    box-shadow:
        0 1px 0 rgba(45,45,45,.06),
        0 22px 70px rgba(45,45,45,.12),
        0 10px 35px rgba(135,168,120,.10);
}

/* testimonials: carousel */
/* 单条轮播 */
                .testimonial-list { display: flex; overflow: hidden; }
                .testimonial-list > * { flex: 0 0 100%; }
                .testimonial-list [class*="card"] {
                    border-radius: var(--radius-xl);
                    border-color: rgba(45,45,45,.08);
                    box-shadow:
                        0 1px 0 rgba(45,45,45,.05),
                        0 14px 46px rgba(45,45,45,.13),
                        inset 0 1px 0 rgba(250,248,243,.75);
                }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
.partner-grid [class*="card"],
.partner-grid .card {
    border-radius: var(--radius-lg);
    box-shadow:
        0 1px 0 rgba(45,45,45,.05),
        0 10px 28px rgba(45,45,45,.10),
        0 0 0 1px rgba(135,168,120,.08) inset;
}

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
                .faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }
                .faq-wrapper .card {
                    border-radius: var(--radius-xl);
                    box-shadow:
                        0 1px 0 rgba(45,45,45,.06),
                        0 20px 60px rgba(45,45,45,.12),
                        0 8px 26px rgba(180,83,9,.10);
                }
                .faq-wrapper [class*="sidebar"] {
                    border-radius: var(--radius-xl);
                    box-shadow:
                        0 1px 0 rgba(45,45,45,.06),
                        0 18px 55px rgba(45,45,45,.12),
                        0 0 0 1px rgba(135,168,120,.10) inset;
                }

/* stats: inline */
/* 水平排列 */
                .stats-grid { display: flex; justify-content: center; gap: 3rem; }
                .stats-grid [class*="card"],
                .stats-grid .card {
                    border-radius: var(--radius-lg);
                    box-shadow:
                        0 1px 0 rgba(45,45,45,.05),
                        0 12px 34px rgba(45,45,45,.11),
                        0 3px 12px rgba(135,168,120,.11);
                }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }
.cta-inner .card,
.cta-inner [class*="card"] {
    border-radius: var(--radius-xl);
    background:
        radial-gradient(800px 240px at 50% -20%, rgba(135,168,120,.26) 0%, rgba(135,168,120,0) 58%),
        radial-gradient(800px 240px at 10% 30%, rgba(180,83,9,.14) 0%, rgba(180,83,9,0) 56%),
        linear-gradient(180deg, rgba(250,248,243,.9) 0%, rgba(250,248,243,.62) 100%);
    box-shadow:
        0 1px 0 rgba(45,45,45,.06),
        0 28px 90px rgba(45,45,45,.12),
        0 10px 35px rgba(135,168,120,.14);
    border-color: rgba(45,45,45,.08);
}

/* 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;
    color: inherit;
}
header a:not([class]), .header a:not([class]), .navbar a:not([class]) { color: var(--color-primary); }

/* 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: 1rem; --space-gap: 0.85rem; --radius-lg: 12px; --radius-xl: 16px; }
    .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; }
}