:root {
    --color-primary: #1f2937;
    --color-primary-dark: #0b1220;
    --color-accent: #3b82f6;
    --color-surface: #ffffff;
    --color-text: #0b1220;
    --rgb-primary: 31,41,55;
    --rgb-accent: 59,130,246;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 18px;
    --radius-xl: 26px;
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 10px rgba(15, 23, 42, 0.06), 0 18px 40px -18px rgba(15, 23, 42, 0.18);
    --shadow-lg: 0 6px 18px rgba(15, 23, 42, 0.08), 0 26px 60px -22px rgba(15, 23, 42, 0.22);
    --space-section: 5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;
    --transition: 0.42s cubic-bezier(0.2, 0.8, 0.2, 1);
    --heading-weight: 600;
    --body-line-height: 1.7;
}

body { color: var(--color-text); line-height: var(--body-line-height); background: #f3f5f8; }
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:
        0 1px 0 rgba(15, 23, 42, 0.06),
        0 4px 8px rgba(0,0,0,0.05),
        0 20px 40px -10px rgba(0,0,0,0.12);
    padding: var(--space-card);
    transition:
        box-shadow var(--transition),
        transform var(--transition),
        background var(--transition),
        border-color var(--transition);
    background: rgba(255,255,255,0.92);
    border: 1px solid rgba(15, 23, 42, 0.06);
}
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); }
a:not([class]) { color: #2563eb; transition: var(--transition); }
a:not([class]):hover { color: #1d4ed8; }

.news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 0.8); }
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }

.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
.testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); }

.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-gap); align-items: center; }
.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-inner {
    background:
        radial-gradient(1200px 420px at 20% -10%, rgba(59,130,246,0.14), rgba(255,255,255,0) 55%),
        radial-gradient(900px 360px at 85% 10%, rgba(99,102,241,0.12), rgba(255,255,255,0) 50%),
        linear-gradient(180deg, rgba(255,255,255,0.98), rgba(255,255,255,0.9));
    border-radius: var(--radius-xl);
    padding: 3rem;
    text-align: center;
    border: 1px solid rgba(15, 23, 42, 0.07);
    box-shadow:
        0 1px 0 rgba(15, 23, 42, 0.06),
        0 6px 18px rgba(0,0,0,0.05),
        0 30px 70px -32px rgba(15, 23, 42, 0.18);
}

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

.card:hover, [class*="card"]:hover {
    transform: translateY(-5px);
    box-shadow:
        0 1px 0 rgba(15, 23, 42, 0.08),
        0 8px 18px rgba(0,0,0,0.06),
        0 28px 70px -22px rgba(0,0,0,0.18);
    border-color: rgba(37, 99, 235, 0.22);
    background: rgba(255,255,255,0.98);
}

.hero, [class*="hero"], section:first-of-type {
    background:
        radial-gradient(900px 320px at 18% 18%, rgba(59,130,246,0.22), rgba(255,255,255,0) 60%),
        radial-gradient(820px 300px at 84% 24%, rgba(99,102,241,0.18), rgba(255,255,255,0) 55%),
        linear-gradient(135deg, #0f172a, #334155);
}

header, .header, .navbar {
    box-shadow:
        0 1px 0 rgba(15, 23, 42, 0.06),
        0 4px 14px rgba(0,0,0,0.06);
    background: rgba(255,255,255,0.9);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

@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; }
}