/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0a3d62;
    --secondary: #1e6f5c;
    --light-bg: #f5f7f9;
    --text-dark: #111;
    --text-muted: #555;
}

body {
    font-family: "Inter", Arial, Helvetica, sans-serif;
    color: var(--text-dark);
    background: #ffffff;
    line-height: 1.7;
}

/* NAVBAR */
.navbar {
    position: sticky;
    top: 0;
    background: #ffffff;
    border-bottom: 1px solid #e5e5e5;
    z-index: 10;
}

.nav-inner {
    max-width: 1200px;
    margin: auto;
    padding: 18px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--primary);
}

nav a {
    margin-left: 28px;
    text-decoration: none;
    color: #222;
    font-weight: 500;
    position: relative;
}

nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

nav a:hover::after {
    width: 100%;
}

/* HERO */
.hero {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #ffffff;
    padding: 140px 20px;
}

.hero-inner {
    max-width: 900px;
    margin: auto;
}

.hero h1 {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 25px;
}

.hero p {
    font-size: 1.15rem;
    max-width: 680px;
    opacity: 0.95;
}

/* SECTIONS */
.section {
    padding: 100px 20px;
}

.section-inner {
    max-width: 1000px;
    margin: auto;
}

.section h2 {
    font-size: 2.2rem;
    margin-bottom: 30px;
    position: relative;
}

.section h2::after {
    content: "";
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary);
    margin-top: 12px;
}

.section p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 18px;
}

/* ALT SECTION */
.alt {
    background: var(--light-bg);
}

/* SERVICES */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
}

.service-card {
    background: #ffffff;
    border-radius: 14px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.08);
}

.service-card h3 {
    margin-bottom: 12px;
    color: var(--primary);
}

/* APPROACH */
.approach-list {
    list-style: none;
    margin-top: 30px;
}

.approach-list li {
    padding: 14px 0;
    font-size: 1.05rem;
    border-bottom: 1px solid #ddd;
}

/* CONTACT */
#contact p {
    font-size: 1.05rem;
}

/* FOOTER */
.footer {
    background: #000000;
    color: #cfcfcf;
    padding: 50px 20px;
    font-size: 0.9rem;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    max-width: 1100px;
    margin: 0 auto 25px;
}

.footer-top a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    margin: 6px 10px;
}

.footer-links {
    text-align: center;
    margin-bottom: 25px;
}

.footer-links a {
    color: #aaa;
    text-decoration: none;
    margin: 0 6px;
}

.footer-text {
    max-width: 1100px;
    margin: auto;
    color: #999;
    line-height: 1.6;
}

/* MOBILE */
@media (max-width: 768px) {
    nav {
        display: none;
    }

    .hero h1 {
        font-size: 2.3rem;
    }
}