body {
    font-family: 'Segoe UI', sans-serif;
    background: #0b0b0b;
    color: #fff;
}

.navbar {
    background: rgba(0,0,0,0.8);
}

.btn-gold {
    background: linear-gradient(135deg,#ffd700,#ffb700);
    color: #000;
    font-weight: 600;
    border-radius: 30px;
    padding: 10px 25px;
}

.hero {
    height: 100vh;
}

.carousel-item {
    height: 100vh;
    background-size: cover;
    background-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
}

.section-dark {
    padding: 80px 0;
    background: #0b0b0b;
}

.section-light {
    padding: 80px 0;
    background: #f5f5f5;
    color: #000;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title.dark {
    color: #000;
}

.solution-card {
    background: #111;
    border-radius: 15px;
    overflow: hidden;
    text-align: center;
    transition: 0.3s;
}

.solution-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.solution-card:hover {
    transform: translateY(-10px);
}

.feature-box i {
    font-size: 40px;
    color: gold;
    margin-bottom: 15px;
}

footer {
    background: #000;
    padding: 20px 0;
}