/* Calculator Container */
.calculator-section {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.9) 0%, rgba(20, 20, 20, 0.95) 100%);
    border-top: 1px solid var(--accent-color);
    border-bottom: 1px solid var(--accent-color);
    position: relative;
    overflow: hidden;
}

.calculator-interface {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--glass-border);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
}

/* Left Panel: Controls */
.control-panel {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.control-group label {
    display: block;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.weapon-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.weapon-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: #fff;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    border-radius: 8px;
}

.weapon-btn:hover,
.weapon-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #000;
    font-weight: bold;
    box-shadow: 0 0 15px var(--accent-glow);
}

.armor-select {
    display: flex;
    gap: 1rem;
}

.armor-btn {
    flex: 1;
    padding: 0.8rem;
    background: transparent;
    border: 1px solid var(--text-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 4px;
    transition: 0.3s;
}

.armor-btn.active {
    border-color: var(--accent-color);
    color: var(--accent-color);
    box-shadow: inset 0 0 10px rgba(255, 153, 0, 0.2);
}

/* Right Panel: Display */
.display-panel {
    background: #000;
    border: 2px solid #333;
    border-radius: 10px;
    padding: 2rem;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    font-family: 'Courier New', monospace;
    /* Tech feel */
}

.display-screen {
    text-align: center;
}

.result-box {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px dashed #333;
}

.result-value {
    font-size: 4rem;
    font-weight: 800;
    color: var(--accent-color);
    text-shadow: 0 0 20px var(--accent-glow);
    display: block;
    line-height: 1;
}

.result-label {
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 2px;
}

.weapon-stats-preview {
    display: flex;
    justify-content: space-around;
    font-size: 0.9rem;
    color: #fff;
}

.stat-row span:first-child {
    color: #888;
    margin-right: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .calculator-interface {
        grid-template-columns: 1fr;
    }
}