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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: white;
    color: #222;
    line-height: 1.6;
}

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

header {
    padding: 80px 0;
    text-align: center;
}

h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.3rem;
    color: #666;
    margin-bottom: 20px;
}

.description {
    max-width: 700px;
    margin: auto;
}

.btn {
    display: inline-block;
    margin-top: 25px;
    padding: 12px 24px;
    text-decoration: none;
    background: #111;
    color: white;
    border-radius: 8px;
}

.tech-section {
    padding: 60px 0;
}

.tech-section h2,
.about h2,
.skills h2,
.contact h2 {
    text-align: center;
    margin-bottom: 40px;
}

.logos {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.logo-card {
    width: 140px;
    text-align: center;
}

.logo-card img {
    width: 70px;
    height: auto;
    object-fit: contain;
    margin-bottom: 10px;
}

.logo-card span {
    font-weight: bold;
}

.about,
.skills,
.contact {
    padding: 60px 0;
}

.about p {
    max-width: 800px;
    margin: 15px auto;
    text-align: center;
}

.skills ul {
    max-width: 500px;
    margin: auto;
}

.skills li {
    margin-bottom: 10px;
}

.contact {
    text-align: center;
}

.contact button {
    padding: 12px 20px;
    border: none;
    background: #111;
    color: white;
    border-radius: 8px;
    cursor: pointer;
    margin-top: 15px;
}

#message {
    margin-top: 15px;
    font-weight: bold;
}

footer {
    text-align: center;
    padding: 30px;
    border-top: 1px solid #e5e5e5;
    margin-top: 40px;
}

@media(max-width:768px) {

    h1 {
        font-size: 2.2rem;
    }

    .logos {
        gap: 20px;
    }

    .logo-card {
        width: 120px;
    }

}