.btn-op-calc {
    width: clamp(70px, 10vw, 90px);
    height: clamp(70px, 10vw, 90px);
    font-size: 2.5rem;
    font-weight: bold;
    border-radius: 15px;
    border: 3px solid var(--primary-green);
    background: white;
    color: var(--primary-green);
    transition: 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.btn-op-calc:hover {
    background-color: var(--primary-green);
    color: white;
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.simulation-container {
    width: 100%;
    overflow-x: auto; 
    padding: 20px 0;
}

.binary-execution-area {
    font-family: 'Courier New', Courier, monospace;
    font-size: clamp(1.8rem, 5vw, 3.5rem); 
    line-height: 1.2;
    display: inline-block;
    min-width: 100%;
    background: #fdfdfd;
    padding: 30px;
    border-radius: 20px;
}

.binary-execution-area {
    font-family: 'Courier New', Courier, monospace;
    font-size: clamp(1.5rem, 4vw, 3rem); 
    line-height: 1.2;
    display: flex;
    flex-direction: column;
    align-items: center; 
    background: #fdfdfd;
    padding: 30px;
    border-radius: 20px;
}

.bin-row, .carry-row {
    display: flex;
    justify-content: flex-end; 
    width: 100%;
    max-width: fit-content;
}

.bit-slot {
    width: 45px; 
    text-align: center;
    display: inline-block;
    color:#000
}

.carry-row {
    height: 1.2em;
    font-size: 0.6em; 
    color: var(--warning-orange);
    font-weight: bold;
    margin-bottom: 5px;
}

.bin-row.border-bottom {
    position: relative;
    border-bottom: 3px solid #333 !important;
}

.op-symbol {
    position: absolute;
    left: -30px;
    bottom: 5px;
    font-size: 0.7em;
}

.current-bit {
    background: var(--accent-yellow);
    color: #000 !important;
    border-radius: 4px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.simulation-container::-webkit-scrollbar { height: 8px; }
.simulation-container::-webkit-scrollbar-thumb { background: var(--light-green); border-radius: 10px; }

.multiplicacao-area {
    display: flex;
    flex-direction: column;
    align-items: flex-end; 
    width: fit-content;
    margin: 0 auto;
}

.bit-slot {
    width: 35px; 
    display: inline-block;
    text-align: center;
    flex-shrink: 0;
}

.bin-row {
    display: flex;
    justify-content: flex-end;
    width: 100%;
}

.op-symbol {
    margin-right: 10px;
    font-weight: bold;
    color: var(--primary-green);
}