.material-icons {
    vertical-align: middle;
    font-size: 24px;
}

.material-icons.small {
    font-size: 18px;
}

.material-icons.large {
    font-size: 36px;
}

.mdc-card {
    border-radius: 12px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.mdc-button {
    text-transform: uppercase;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.mdc-chip {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 16px;
    background-color: #e0e0e0;
    font-size: 14px;
    margin: 4px;
}

.mdc-list-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.mdc-list-item:hover {
    background-color: #f5f5f5;
}

.mdc-fab {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
    cursor: pointer;
    z-index: 1000;
}

.mdc-fab:hover {
    background-color: #1976D2;
    box-shadow: 0 6px 12px rgba(0,0,0,0.4);
}

.ripple {
    position: relative;
    overflow: hidden;
}

.ripple:after {
    content: "";
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
    background-repeat: no-repeat;
    background-position: 50%;
    transform: scale(10, 10);
    opacity: 0;
    transition: transform 0.5s, opacity 1s;
}

.ripple:active:after {
    transform: scale(0, 0);
    opacity: 0.3;
    transition: 0s;
}