* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    color: #111;
    line-height: 1.6;
}

/* NAVBAR */
.navbar {
    position: fixed;
    width: 100%;
    padding: 15px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(8px);
    z-index: 1000;
}

.logo {
    height: 45px;
}

.nav-links a {
    margin-left: 30px;
    text-decoration: none;
    color: white;
    font-weight: 500;
    transition: 0.3s;
}

.nav-links a:hover {
    color: #ff4d6d;
}

/* HERO */
.hero {
    height: 100vh;
    background: url('assets/background.png') no-repeat center center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    text-align: center;
}

.overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7), rgba(0,0,0,0.6));
}

.hero-content {
    position: relative;
    max-width: 800px;
    padding: 20px;
    color: white;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.cta-button {
    background: #ff4d6d;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    color: white;
    font-weight: 600;
    transition: 0.3s;
    margin-bottom: 25px;
}

.cta-button:hover {
    background: #e63950;
}

/* SECTIONS */
.section {
    padding: 100px 50px;
    text-align: center;
}

.section h2 {
    margin-bottom: 20px;
    font-size: 2rem;
}

.section.dark {
    background: #111;
    color: white;
}

/* GRID */
.grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    width: 280px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.section.dark .card {
    background: #1e1e1e;
}

/* FOOTER */
footer {
    padding: 20px;
    background: #000;
    color: white;
    text-align: center;
}

/* RESPONSIVE */
@media(max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .navbar {
        padding: 15px 20px;
    }
}