/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary */
    --navy: #1B2A4A;
    --navy-light: #243660;
    --steel-blue: #3A6EA5;
    --steel-blue-light: #e9eff7;

    /* Neutral */
    --white: #FFFFFF;
    --text: #333333;
    --text-light: #555555;
    --bg-alt: #f5f5f5;
    --border: #e0e0e0;

    /* Footer */
    --footer-bg: #111827;
    --footer-text: #999999;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

/* ===== Layout ===== */
.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section-alt {
    background: var(--steel-blue-light);
}

/* ===== Typography ===== */
.section-heading {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 56px;
}

/* ===== Hero ===== */
.hero {
    background: var(--navy);
    color: var(--white);
    padding: 120px 0 100px;
}

.logo {
    max-width: 320px;
    height: auto;
    margin-bottom: 32px;
}

.company-name {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
}

.company-name::after {
    content: "";
    display: block;
    width: 64px;
    height: 3px;
    background: var(--steel-blue);
    margin-top: 16px;
    border-radius: 2px;
}

.tagline {
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 40px;
    color: var(--steel-blue-light);
    max-width: 640px;
}

.description {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 48px;
    max-width: 600px;
    color: var(--border);
}

.cta-button {
    display: inline-block;
    background: var(--steel-blue);
    color: var(--white);
    padding: 18px 40px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    border: 2px solid transparent;
}

.cta-button:hover {
    background: var(--navy-light);
    border-color: var(--steel-blue);
}

/* ===== Services Grid ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
}

.service-card {
    border: 1px solid var(--border);
    border-top: 3px solid var(--steel-blue);
    border-radius: 6px;
    padding: 40px 36px;
    background: var(--white);
}

.service-card:hover {
    background: var(--bg-alt);
    border-color: var(--steel-blue-light);
    border-top-color: var(--navy);
    box-shadow: 0 2px 8px rgba(27, 42, 74, 0.08);
}

.service-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 20px;
}

.service-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-light);
}

/* ===== Feature List ===== */
.content-block {
    max-width: 800px;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    position: relative;
    padding-left: 32px;
    margin-bottom: 28px;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text);
}

.feature-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    width: 10px;
    height: 10px;
    background: var(--steel-blue);
    border-radius: 2px;
}

/* Lighter section for rhythm */
.section-alt {
    padding: 80px 0;
}

/* ===== Contact ===== */
.section-contact {
    background: var(--navy);
    color: var(--white);
    padding: 100px 0 120px;
}

.section-contact .section-heading {
    color: var(--white);
}

.contact-intro {
    font-size: 1.05rem;
    margin-bottom: 48px;
    max-width: 520px;
    color: var(--border);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

.contact-item {
    display: flex;
    align-items: baseline;
    gap: 16px;
}

.contact-label {
    font-weight: 600;
    min-width: 70px;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--steel-blue-light);
}

.contact-item a {
    color: var(--steel-blue-light);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.contact-item a:hover {
    color: var(--white);
}

.contact-item span {
    color: var(--border);
}

/* ===== Footer ===== */
.footer {
    background: var(--footer-bg);
    color: var(--footer-text);
    padding: 60px 0;
    text-align: center;
    border-top: 3px solid var(--navy-light);
}

.footer .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-logo {
    max-width: 120px;
    height: auto;
}

.footer-copy {
    font-size: 0.8rem;
    color: var(--footer-text);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .hero {
        padding: 80px 0 72px;
    }

    .logo {
        max-width: 240px;
    }

    .company-name {
        font-size: 2.25rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    .section {
        padding: 72px 0;
    }

    .section-heading {
        font-size: 1.5rem;
        margin-bottom: 32px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .service-card {
        padding: 32px 28px;
    }

    .contact-item {
        flex-direction: column;
        gap: 2px;
    }
}