:root {
    --color-primary: #334155;
    --color-primary-dark: #0b1220;
    --color-accent: #8b5cf6;
    --color-surface: #f8fafc;
    --color-text: #0f172a;
    --rgb-primary: 51,65,85;
    --rgb-accent: 139,92,246;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 14px;
    --radius-xl: 18px;

    --shadow-sm: 0 1px 0 rgba(2, 6, 23, .18), 0 10px 20px rgba(15, 23, 42, .06);
    --shadow-md: 0 10px 30px rgba(2, 6, 23, .10), 0 0 0 1px rgba(148, 163, 184, .25);
    --shadow-lg: 0 24px 60px rgba(2, 6, 23, .16), 0 0 0 1px rgba(148, 163, 184, .28);

    --space-section: 5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;

    --transition: 420ms cubic-bezier(.2,.9,.2,1);
    --heading-weight: 700;
    --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); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }

.card, [class*="card"] {
    border-radius: var(--radius-lg);
    padding: var(--space-card);
    transition: box-shadow var(--transition), transform var(--transition), background var(--transition), border-color var(--transition), filter var(--transition);
    box-shadow:
        0 1px 0 rgba(2, 6, 23, .10),
        0 12px 26px rgba(2, 6, 23, .10),
        0 0 0 1px rgba(148, 163, 184, .22),
        0 0 26px rgba(var(--rgb-accent), .14);
}

.card:hover, [class*="card"]:hover {
    box-shadow:
        0 1px 0 rgba(2, 6, 23, .10),
        0 18px 40px rgba(2, 6, 23, .16),
        0 0 0 1px rgba(167, 139, 250, .35),
        0 0 32px rgba(var(--rgb-accent), .35),
        0 0 70px rgba(var(--rgb-accent), .20);
    filter: saturate(1.05);
}

.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: background var(--transition), box-shadow var(--transition), transform var(--transition), color var(--transition), border-color var(--transition);
}

a:not([class]) {
    color: var(--color-primary);
    transition: color var(--transition), text-shadow var(--transition), filter var(--transition);
}
a:not([class]):hover {
    color: #6d28d9;
    text-shadow: 0 0 18px rgba(var(--rgb-accent), .35);
}

.hero, [class*="hero"], section:first-of-type {
    background:
        radial-gradient(900px 500px at 10% 10%, rgba(var(--rgb-accent), .22), transparent 55%),
        radial-gradient(700px 420px at 90% 20%, rgba(14, 165, 233, .18), transparent 58%),
        linear-gradient(135deg, #0b1220, #1f2a44);
    box-shadow:
        inset 0 0 0 1px rgba(148, 163, 184, .18);
}

header, .header, .navbar { background: transparent; }

.news-grid { column-count: 2; column-gap: var(--space-gap); }
.news-grid .card { break-inside: avoid; margin-bottom: var(--space-gap); }

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

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

.testimonial-list { display: flex; overflow: hidden; }
.testimonial-list > * { flex: 0 0 100%; }

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

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

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center; }

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

.page-main { max-width: 1200px; margin: 0 auto; }

@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; }
}