:root {
    --primary-color: #3BB19B; /* Preply-zöld */
    --dark-color: #2b2b2b;
    --light-bg: #f5f5f5;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--dark-color);
}

/* Navbar */
.navbar-brand {
    font-weight: 700;
    color: var(--primary-color) !important;
}

/* Hero Section */
.hero-section {
    /* Győződj meg róla, hogy a kép létezik az assets/img mappában */
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('../img/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 120px 0;
    text-align: center;
}

.search-box {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    margin-top: 40px;
}

/* Tanár Kártyák */
.teacher-card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    overflow: hidden;
    height: 100%;
}

.teacher-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

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

.btn-primary-custom {
    background-color: var(--primary-color);
    border: none;
    color: white;
    padding: 12px 25px;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.3s;
}

.btn-primary-custom:hover {
    background-color: #2e8f7d;
    color: white;
}

/* BBB Feature Section */
.bbb-feature {
    background-color: #e3f2fd;
    padding: 80px 0;
}