:root {
    --color-primary: #2b6e54;
    --color-primary-dark: #1e4f3c;
    --color-accent: #d98d3d;
    --color-surface: #f5f3ee;
    --color-text: #20271f;
    --rgb-primary: 43,110,84;
    --rgb-accent: 217,141,61;
    --radius-sm: 3px;
    --radius-md: 5px;
    --radius-lg: 6px;
    --radius-xl: 10px;
    --shadow-sm: 0 1px 2px rgba(23,32,28,.04);
    --shadow-md: 0 1px 3px rgba(23,32,28,.04), 0 2px 8px rgba(23,32,28,.03);
    --shadow-lg: 0 2px 6px rgba(23,32,28,.05), 0 10px 24px rgba(23,32,28,.06);
    --space-section: 1.75rem;
    --space-card: 0.875rem;
    --space-gap: 0.625rem;
    --transition: 0.3s cubic-bezier(0.3, 0, 0.2, 1);
    --heading-weight: 600;
    --body-line-height: 1.7;
}

/* base */
body { color: var(--color-text); background-color: var(--color-surface); 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); background-color: #ffffff; 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); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

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

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

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

/* testimonials: grid-3 */
.testimonial-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 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: inline */
.stats-grid { display: flex; justify-content: center; gap: 3rem; }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }

/* Page Layout: wide */
.page-main { max-width: 1400px; margin: 0 auto; }

/* decorative accents */
.card:hover, [class*="card"]:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card { border-left: 3px solid var(--color-accent); }
header, .header, .navbar { background-color: rgba(255,255,255,.7); box-shadow: 0 1px 3px rgba(23,32,28,.04), 0 4px 12px rgba(23,32,28,.03); }

/* 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: 1.75rem; --space-card: 0.875rem; --space-gap: 0.625rem; }
    .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; }
}