.btn-black {
    background: #000000 !important;
    color: white !important;
    border: 1px solid #000000 !important;
}

.btn-black:hover {
    background: #333333 !important;
    color: white !important;
    border-color: #333333 !important;
}

.btn-instagram {
    background: linear-gradient(45deg, #f58529, #dd2a7b, #8134af, #515bd4) !important;
    color: white !important;
    border: none !important;
}

.btn-instagram:hover {
    background: linear-gradient(45deg, #e07424, #c9286e, #7429a0, #4754c3) !important;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(225, 48, 108, 0.3);
}

.share-btn {
    padding: 15px 20px;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    min-height: 70px;
}

.share-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.email-btn:hover {
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%) !important;
    color: white !important;
    border-color: #0284c7 !important;
}

.facebook-btn:hover {
    background: linear-gradient(135deg, #1877f2 0%, #0c5bd6 100%) !important;
    border-color: #0c5bd6 !important;
}

.twitter-btn:hover {
    background: #333333 !important;
    border-color: #333333 !important;
}

.tiktok-btn:hover {
    background: #333333 !important;
    border-color: #333333 !important;
}

.linkedin-btn:hover {
    background: #005885 !important;
    border-color: #005885 !important;
}

.whatsapp-btn:hover {
    background: #128C7E !important;
    border-color: #128C7E !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.bg-gradient-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
}

.card {
    border-radius: 20px;
    overflow: hidden;
}

.input-group-lg .form-control {
    font-size: 0.95rem;
    font-weight: 500;
}

.input-group-lg .btn {
    font-weight: 600;
}