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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #1f2937;
    background-color: #ffffff;
    line-height: 1.6;
}

/* Header */

header {
    background-color: #0f172a;
    color: white;
    padding: 20px 10%;
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    align-items: center;
}

.brand-area {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    font-size: 1.4rem;
    font-weight: bold;
}

.menu-wrapper {
    position: relative;
}

.menu-icon {
    background: none;
    border: none;
    color: white;
    font-size: 26px;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    font-family: inherit;
}

.menu-icon:hover {
    background-color: rgba(255,255,255,0.1);
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 35px;
    left: 0;
    background-color: #0f172a;
    min-width: 180px;
    padding: 15px;
    border-radius: 6px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.25);
}

.dropdown-menu.show {
    display: block;
}

.dropdown-menu a {
    display: block;
    color: white;
    text-decoration: none;
    padding: 10px 5px;
}

.dropdown-menu a:hover {
    color: #cbd5e1;
}


/* Hero */

.hero {
    background-image:
        linear-gradient(
            rgba(15, 23, 42, 0.6),
            rgba(15, 23, 42, 0.6)
        ),
        url("images/hero_1.png");

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    padding: 120px 10%;
    text-align: center;
    min-height: 700px;

    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero h1 {
    color: white;
    font-size: 3rem;
    max-width: 850px;
    margin: 0 auto 20px;
}

.hero p {
    color: rgba(255,255,255,0.9);
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.2rem;
}

.btn {
    width: auto;
    display: inline-block;
    margin-top: 30px;
    padding: 14px 30px;
    background-color: #0f172a;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
    transition: 0.2s ease;
}

.btn:hover {
    background-color: #1e293b;
    transform: translateY(-2px);
}

/* Sections */

section {
    padding: 80px 10%;
}

section h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    color: #0f172a;
}

/* Services */

.services {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.card {
    background-color: white;
    border: 1px solid #e5e7eb;
    padding: 28px;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);

    text-decoration: none;
    color: inherit;

    transition: 0.2s ease;

    .card {
    display: block;
    padding: 20px;
    text-decoration: none;
    color: inherit;
}
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
}

.card h3 {
    margin-bottom: 12px;
    color: #0f172a;
}

.card p {
    color: #475569;
}

/* About */

.about {
    background-color: #f8fafc;
}

.about-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 2;
}

.about-text p {
    margin-bottom: 20px;
    color: #475569;
}

.about-image {
    flex: 1;
    text-align: center;
}

.about-image img {
    width: 100%;
    max-width: 320px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

/* Contact */

.contact {
    text-align: center;
}

.contact p {
    margin-bottom: 10px;
    color: #475569;
}

/* Footer */

footer {
    background-color: #0f172a;
    color: white;
    text-align: center;
    padding: 24px;
    font-size: 0.9rem;
}

/* Mobile */

@media (max-width: 900px) {
    .services {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero h1 {
        font-size: 2.4rem;
    }

    .about-container {
    flex-direction: column;
    }

    .about-image {
        margin-top: 30px;
    }
}

@media (max-width: 600px) {
    header,
    section,
    .hero {
        padding-left: 6%;
        padding-right: 6%;
    }

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

    .hero {
        padding-top: 80px;
        padding-bottom: 80px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }
}