:root {
    --color-primary: #2c3e50;
    --color-primary-dark: #1a252f;
    --color-accent: #e8553a;
    --color-surface: #f0f2f5;
    --color-text: #1e272e;
    --rgb-primary: 44,62,80;
    --rgb-accent: 232,85,58;
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 36px;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.12), 0 2px 4px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.16), 0 4px 8px rgba(0,0,0,0.12);
    --space-section: 4.5rem;
    --space-card: 1.75rem;
    --space-gap: 1.25rem;
    --transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 800;
    --body-line-height: 1.6;
}

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: var(--shadow-md); padding: var(--space-card); transition: var(--transition); border: 1px solid rgba(44,62,80,0.08); background: linear-gradient(135deg, #ffffff 0%, #f0f2f5 100%); }
.card:hover, [class*="card"]:hover { box-shadow: var(--shadow-lg); border-color: var(--color-accent); background: linear-gradient(135deg, #ffffff 0%, #fdf1ed 100%); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, var(--color-accent) 0%, #d35400 100%); color: #fff; border: none; box-shadow: 0 2px 4px rgba(232,85,58,0.3); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { box-shadow: 0 4px 8px rgba(232,85,58,0.4); transform: translateY(-2px); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: var(--color-accent); }
a:not([class]):hover { color: var(--color-accent); text-decoration-color: var(--color-primary); }

/* Section Layout Variants (unchanged) */
.news-grid { display: flex; flex-direction: column; gap: var(--space-gap); }
.news-grid .card { display: grid; grid-template-columns: 280px 1fr; }
.feature-list { display: flex; flex-direction: column; align-items: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }
.testimonial-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center; }
.cta-section { background: linear-gradient(135deg, #2c3e50, #1a252f); color: #fff; padding: 4rem 2rem; }

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

/* Decorative */
.card:hover, [class*="card"]:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
a:not([class]):hover { color: var(--color-accent); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #1a252f 0%, #2c3e50 50%, #34495e 100%); color: #fff; }
header, .header, .navbar { box-shadow: 0 2px 8px rgba(44,62,80,0.12); background: linear-gradient(135deg, #f0f2f5 0%, #e2e6ea 100%); }

/* 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; }
}