/* ===============================
  BUTTON SYSTEM
================================*/
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 32px;
    border-radius: var(--border-radius-xl);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(45deg, var(--accent-600), var(--accent-400));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(45deg, var(--accent-400), var(--accent-600));
}

.btn-secondary {
    background: var(--surface);
    /*color: var(--primary-700);*/
    border: 2px solid var(--primary-300);
}

.btn-secondary:hover {
    background: var(--primary-100);
    border-color: var(--accent-600);
    color: var(--accent-600);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

.add-to-cart-btn{
    display: inline-block;
    margin-top: 1rem;
    padding: 10px 32px;
    color: var(--neutral-100);
    background-color: var(--success);
    border-radius: 50px;
    font-size: 1.2rem;
    border: none;
    text-decoration: none;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.add-to-cart-btn:hover {
    background-color: var(--accent-400);
}