* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    background: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

/* COMMON */
.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
}

.section-title {
    text-align: center;
    font-size: 32px;
    margin-bottom: 30px;
    color: #0d1b2a;
}

/* HEADER */
.header {
    background: #0d1b2a;
    padding: 15px 0;
}

.logo {
    color: #fff;
    font-size: 28px;
    font-weight: bold;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
}

/* HERO */
.hero {
    background: linear-gradient(135deg, #1b263b, #415a77);
    color: #fff;
    padding: 90px 0;
    text-align: center;
}

.hero h2 {
    font-size: 42px;
    margin-bottom: 15px;
}

.hero p {
    font-size: 18px;
    margin-bottom: 25px;
}

.btn {
    background: #00b4d8;
    color: #fff;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-size: 16px;
}

/* SERVICES */
.services {
    padding: 70px 0;
    background: #fff;
}

.service-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.service {
    background: #eef2f7;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
}

.service h3 {
    color: #0d1b2a;
    margin-bottom: 10px;
}

/* ABOUT */
.about {
    padding: 70px 0;
    background: #e9ecef;
    text-align: center;
}

/* WHY US */
.whyus {
    padding: 70px 0;
    background: #fff;
}

.why-list {
    max-width: 600px;
    margin: auto;
    list-style: none;
    font-size: 18px;
}

.why-list li {
    margin-bottom: 10px;
}

/* CONTACT */
.contact {
    padding: 70px 0;
    background: #f1f5f9;
    text-align: center;
}

/* FOOTER */
.footer {
    background: #0d1b2a;
    color: #fff;
    text-align: center;
    padding: 15px 0;
}