:root {
    --infra-bg: #f4f7fb;
    --infra-card: #ffffff;
    --infra-border: #d8e1ed;
    --infra-text: #0f172a;
    --infra-muted: #475569;
    --infra-brand: #1f57d8;
    --infra-brand-2: #1bbfd5;
    --infra-shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    color: var(--infra-text);
    background:
        radial-gradient(900px 500px at 8% -8%, #dbeafe 0%, rgba(219, 234, 254, 0) 66%),
        radial-gradient(1000px 560px at 100% 8%, #e0f2fe 0%, rgba(224, 242, 254, 0) 72%),
        var(--infra-bg);
}

.infra-shell {
    max-width: 1220px;
    margin: 0 auto;
    padding: 16px 20px 28px;
}

.infra-header {
    margin-bottom: 24px;
}

.hero-block {
    background: var(--infra-card);
    border: 1px solid var(--infra-border);
    border-radius: 20px;
    padding: 36px 34px;
    margin-top: 14px;
    box-shadow: var(--infra-shadow);
}

.hero-kicker {
    margin: 0 0 10px;
    font-weight: 700;
    color: #0c4a6e;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    font-size: 0.78rem;
}

.hero-block h1 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.1rem);
    letter-spacing: -0.015em;
    line-height: 1.08;
}

.hero-subheadline {
    margin: 14px 0 0;
    font-size: clamp(1.03rem, 2vw, 1.25rem);
    color: #1f2937;
    max-width: 900px;
}

.hero-support {
    margin: 12px 0 0;
    color: var(--infra-muted);
    max-width: 920px;
    line-height: 1.65;
}

.hero-cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 22px;
}

.primary-cta,
.secondary-cta {
    text-decoration: none;
    font-weight: 700;
    border-radius: 12px;
    padding: 11px 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.14s ease, box-shadow 0.14s ease, border-color 0.14s ease;
}

.primary-cta {
    background: linear-gradient(135deg, var(--infra-brand), var(--infra-brand-2));
    color: #ffffff;
    box-shadow: 0 8px 20px rgba(31, 87, 216, 0.22);
}

.secondary-cta {
    border: 1px solid var(--infra-border);
    color: #1e293b;
    background: #f8fafc;
}

.primary-cta:hover,
.secondary-cta:hover {
    transform: translateY(-1px);
}

.infra-main {
    display: grid;
    gap: 18px;
}

.content-section,
.final-cta {
    background: var(--infra-card);
    border: 1px solid var(--infra-border);
    border-radius: 18px;
    padding: 26px;
    box-shadow: var(--infra-shadow);
}

.content-section h2,
.final-cta h2 {
    margin: 0 0 12px;
    font-size: clamp(1.45rem, 2vw, 1.95rem);
    letter-spacing: -0.01em;
}

.content-section h3 {
    margin: 0 0 10px;
    font-size: 1.08rem;
}

.content-section p,
.content-section li,
.final-cta p {
    color: var(--infra-muted);
    line-height: 1.62;
}

.content-section ul {
    margin: 10px 0 0;
    padding-left: 18px;
}

.capabilities-grid,
.tools-grid,
.why-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.capabilities-grid article,
.why-grid article,
.tool-card {
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    padding: 16px;
    background: #fbfdff;
}

.tools-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.final-cta {
    text-align: center;
    padding: 34px 26px;
}

.final-cta .primary-cta {
    margin-top: 10px;
}

@media (max-width: 980px) {
    .capabilities-grid,
    .tools-grid,
    .why-grid {
        grid-template-columns: 1fr;
    }

    .hero-block {
        padding: 28px 22px;
    }
}

@media (max-width: 640px) {
    .infra-shell {
        padding: 14px 12px 20px;
    }

    .content-section,
    .final-cta {
        padding: 18px;
    }
}