:root {
    --color-primary: #2d3748;
    --color-primary-dark: #1a202c;
    --color-accent: #4299e1;
    --color-surface: #edf2f7;
    --color-text: #1a202c;
    --rgb-primary: 45,55,72;
    --rgb-accent: 66,153,225;
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 0 12px rgba(66,153,225,.18);
    --shadow-md: 0 0 20px rgba(66,153,225,.3);
    --shadow-lg: 0 0 32px rgba(66,153,225,.38);
    --space-section: 2rem;
    --space-card: 1rem;
    --space-gap: 0.75rem;
    --transition: 0.35s cubic-bezier(.34,1.56,.64,1);
    --heading-weight: 800;
    --body-line-height: 1.7;
}

body { color: var(--color-text); line-height: var(--body-line-height); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 0 18px rgba(66,153,225,.12); }
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); }
.card:hover, [class*="card"]:hover { box-shadow: var(--shadow-lg), 0 0 28px rgba(66,153,225,.25); transform: translateY(-2px); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: 0 0 10px rgba(66,153,225,.15); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { box-shadow: 0 0 24px rgba(66,153,225,.45); }
a:not([class]) { color: var(--color-accent); transition: var(--transition); text-shadow: 0 0 6px rgba(66,153,225,.1); }
a:not([class]):hover { color: #63b3ed; text-shadow: 0 0 14px rgba(66,153,225,.35); }

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

.feature-list { display: flex; flex-direction: column; align-items: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }

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

.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
.testimonial-list > * { break-inside: avoid; margin-bottom: 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(3, 1fr); gap: var(--space-gap); text-align: center; }

.cta-section { background: var(--color-primary-dark); color: #edf2f7; padding: 4rem 2rem; box-shadow: inset 0 0 40px rgba(66,153,225,.08); }

.page-main { max-width: 1400px; margin: 0 auto; }

.card { border: 1px solid rgba(var(--rgb-accent),.12); backdrop-filter: blur(4px); background: rgba(237,242,247,.85); }
.card:hover { border-color: rgba(var(--rgb-accent),.3); }

header, .header, .navbar { background: rgba(45,55,72,.92); backdrop-filter: blur(10px); }

@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; }
}