:root {
    --cm-green: #007a5e;
    --cm-red: #ce1126;
    --cm-yellow: #fcd116;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f8f9fa;
}

.navbar {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.hero-section {
    background: linear-gradient(135deg, var(--cm-green) 0%, #004d3b 100%);
    color: white;
    padding: 100px 0;
    margin-top: -1.5rem;
}

.region-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    overflow: hidden;
    height: 100%;
}

.region-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.region-card img {
    height: 200px;
    object-fit: cover;
}

.badge-streak {
    background: linear-gradient(45deg, #ff8a00, #e52e71);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
}

.quiz-option {
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid #dee2e6;
}

.quiz-option:hover {
    border-color: var(--cm-green);
    background-color: #f0fff4;
}

.audio-player-custom {
    width: 100%;
    height: 40px;
}

.word-card {
    border-left: 5px solid var(--cm-green);
    transition: background 0.2s;
}

.word-card:hover {
    background: #fdfdfd;
}