.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    border-radius: 8px;
    padding: 10px 20px;
    transition: all 0.3s ease-in-out;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: none;
}

/* Solid Button */
.btn-solid {
    background: var(--accent-gradient);
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn-solid:hover {
    background: linear-gradient(135deg, #fd2c19, var(--accent)); 
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
    color: var(--white);
}

.btn-solid:focus {
    outline: 3px solid var(--theme-color);
    outline-offset: 3px;
}

/* Outline Button */
.btn-outline {
    background: transparent;
    color: #009688;
    border: 2px solid #009688;
}

.btn-outline:hover {
    background: #009688;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.btn-outline:focus {
    outline: 3px solid var(--accent);
    outline-offset: 3px;
    color: var(--white);
}

/* Hover Effect: Background Slide */
.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 0.4s ease;
}

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

/* Icon Animation */
.btn i {
    margin-right: 8px;
    transition: transform 0.3s ease;
}

.btn:hover i {
    transform: translateX(5px);
}

.btn:active {
    transform: translateY(1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.btn-container {
    display: inline-flex;
    gap: 15px;
    flex-wrap: wrap;
}