:root {
    --primary: #0f2c5a;
    --primary-dark: #091e3f;
    --accent: #2a7de1;
    --accent-light: #4a9eff;
    --bg: #f7f9fc;
    --surface: #ffffff;
    --text-dark: #1a1f29;
    --text-light: #5a6370;
    --border: #d8e0ea;
    --border-light: #e8eef5;
    --footer-bg: #091e3f;
    --footer-text: #b8c2d1;
    --radius: 6px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text-dark);
    line-height: 1.6;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.container {
    width: min(90%, 1100px);
    margin-inline: auto;
    padding-block: 2rem;
}

.btn {
    display: inline-block;
    padding: 0.7rem 1.6rem;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.btn-primary:hover {
    background: var(--accent-light);
    border-color: var(--accent-light);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: #fff;
}

/* Navbar */
.navbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 0.8rem;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-link.active {
    color: var(--accent);
}

.nav-link.active::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent);
}

.nav-cta {
    margin-left: 0.5rem;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    text-align: center;
    padding-block: 4rem 3rem;
}

.hero h1 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    margin-bottom: 1rem;
    max-width: 720px;
    margin-inline: auto;
}

.hero-sublead {
    font-size: 1.1rem;
    max-width: 640px;
    margin-inline: auto;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Trust strip */
.trust-strip {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding-block: 1rem 0.8rem;
}

.trust-item {
    font-size: 0.85rem;
    color: var(--text-light);
    display: inline-block;
    margin-right: 1.5rem;
}

.trust-item strong {
    color: var(--text-dark);
}

/* Services preview */
.services-preview {
    padding-block: 3.5rem 2rem;
    text-align: center;
}

.services-preview h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    margin-bottom: 0.5rem;
}

.section-subhead {
    color: var(--text-light);
    max-width: 600px;
    margin-inline: auto;
    margin-bottom: 2.5rem;
    font-size: 1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.8rem;
}

.service-card {
    background: var(--surface);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    text-align: left;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.service-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(15, 44, 90, 0.08);
    border-color: var(--accent-light);
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.6rem;
    color: var(--primary);
}

.service-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* CTA band */
.cta-band {
    background: var(--primary);
    color: #fff;
    text-align: center;
    padding-block: 2.5rem;
}

.cta-band h2 {
    font-size: 1.5rem;
    margin-bottom: 0.6rem;
}

.cta-band a {
    color: var(--accent-light);
}

/* Footer */
.footer {
    background: var(--footer-bg);
    color: var(--footer-text);
    font-size: 0.9rem;
}

.footer-inner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    padding-block: 2.5rem;
}

.footer-col h4 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer-links a {
    color: var(--footer-text);
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--accent-light);
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 0.8rem;
}

.footer-bottom {
    border-top: 1px solid var(--border-light);
    padding-block: 1rem 0;
    text-align: center;
    font-size: 0.8rem;
    color: var(--footer-text);
}

/* Mobile */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        right: 0;
        background: var(--surface);
        flex-direction: column;
        gap: 0;
        width: 260px;
        max-height: 0;
        overflow: hidden;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        box-shadow: 0 8px 24px rgba(15, 44, 90, 0.15);
        transition: max-height 0.3s ease;
        padding: 0.5rem 0;
    }

    .nav-links.open {
        max-height: 420px;
    }

    .nav-link,
    .nav-cta {
        padding: 0.7rem 1.2rem;
        border-bottom: 1px solid var(--border-light);
    }

    .nav-link.active::after {
        display: none;
    }

    .hamburger,
    .hamburger::before,
    .hamburger::after {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--primary);
        border-radius: 2px;
        transition: transform 0.2s ease;
    }

    .hamburger::before,
    .hamburger::after {
        content: "";
    }

    .nav-toggle[aria-expanded="true"] .hamburger,
    .nav-links.open ~ .nav-toggle .hamburger {
        background: transparent;
    }

    .nav-toggle[aria-expanded="true"] .hamburger::before,
    .nav-links.open ~ .nav-toggle .hamburger::before {
        transform: rotate(45deg) translate(6px, 6px);
    }

    .nav-toggle[aria-expanded="true"] .hamburger::after,
    .nav-links.open ~ .nav-toggle .hamburger::after {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    .hero {
        padding-block: 3rem 2rem;
    }

    .trust-item {
        display: block;
        margin: 0.3rem 0;
    }

    .footer-inner {
        grid-template-columns: 1fr;
    }
}