:root {
    --color-primary: #3a3f51;
    --color-primary-dark: #1f2233;
    --color-accent: #ef8354;
    --color-surface: #f9f7f7;
    --color-text: #2c2e43;
    --rgb-primary: 58,63,81;
    --rgb-accent: 239,131,84;
    --radius-sm: 2px;
    --radius-md: 3px;
    --radius-lg: 4px;
    --radius-xl: 4px;
    --shadow-sm: 4px 4px 0 #b8b8d1, -4px -4px 0 #e9e9f9;
    --shadow-md: 4px 4px 0 #a1a1bb, -4px -4px 0 #f2f2ff;
    --shadow-lg: 6px 6px 0 #8f8fa8, -6px -6px 0 #fafaff;
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 600;
    --body-line-height: 1.75;
}

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:
        4px 4px 0 0 rgba(143,143,168,0.9),
        inset -2px -2px 0 0 rgba(249,247,247,0.8);
    padding: var(--space-card);
    transition: var(--transition);
    border: 3px solid var(--color-primary);
    background: var(--color-surface);
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: var(--transition);
    border: 2.5px solid var(--color-accent);
    background: transparent;
    color: var(--color-primary-dark);
    box-shadow: 4px 4px 0 0 rgba(239,131,84,0.8);
}
a:not([class]) {
    color: var(--color-primary);
    transition: var(--transition);
    text-shadow: 1px 1px 0 rgba(239,131,84,0.2);
    outline-color: var(--color-accent);
    caret-color: var(--color-accent);
    accent-color: var(--color-accent);
}

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

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

/* features: grid-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

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

/* testimonials: masonry */
.testimonial-list {
    column-count: 2;
    column-gap: var(--space-gap);
}
.testimonial-list > * {
    break-inside: avoid;
    margin-bottom: var(--space-gap);
    border: 3px solid var(--color-primary-dark);
    border-radius: var(--radius-sm);
    box-shadow: 4px 4px 0 0 rgba(58,63,81,0.85);
    background: linear-gradient(135deg, #f9f7f7 0%, #ef8354 100%);
    transition: var(--transition);
}

/* partners: grid-4 */
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 1.5); align-items: center; }

/* faq: with-sidebar */
.faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }

/* stats: big-number */
.stats-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
}
.stats-grid .stat-value {
    font-size: 3rem;
    text-shadow: 2px 2px 0 rgba(58,63,81,0.2);
}

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

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

/* Conditional decoration */
a:not([class]):hover {
    color: var(--color-accent);
    text-shadow: 1px 1px 2px var(--color-accent);
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* 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; }
}