body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    color: #ddd;
    background: #0b0e13;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    background: rgba(255,255,255,0.03);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
}

nav a {
    color: #ccc;
    text-decoration: none;
    transition: 0.2s;
}
nav a:hover {
    color: #4da6ff;
}

.logo {
    color: #4da6ff;
    font-weight: 700;
}

.btn {
    padding: 10px 20px;
    background: #4da6ff;
    color: #000;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
}

.hero {
    text-align: center;
    padding: 140px 30px;
    background: linear-gradient(120deg, #0b0e13, #05192e);
    position: relative;
}

.hero span {
    color: #4da6ff;
}

.hero .plane {
    font-size: 60px;
    animation: fly 6s linear infinite;
    position: absolute;
    top: 20px;
    right: 30px;
}

@keyframes fly {
    0% { transform: translateX(0); opacity: 0; }
    20% { opacity: 1; }
    100% { transform: translateX(-120vw); opacity: 0; }
}

.container {
    padding: 80px 14%;
}

.skills, .projects {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.skill-card, .project-card {
    background: rgba(255,255,255,0.05);
    padding: 20px;
    border-radius: 10px;
    width: 180px;
    text-align: center;
    transition: 0.2s;
}
.skill-card:hover, .project-card:hover {
    background: rgba(77,166,255,0.15);
    transform: translateY(-5px);
}

.planes {
    background: #0e1a23;
    padding: 80px 14%;
}

.plane-list li {
    font-size: 19px;
    margin: 8px 0;
}

.contact {
    text-align: center;
    padding: 80px 20px;
}

footer {
    text-align: center;
    padding: 20px;
    color: #666;
}