/* ========================================
   ALBION CRAFT CALCULATOR v3.0
   calculator.css — Price Calculator Tab Styles
   ======================================== */

.calculator-container {
    padding: 8px 0;
    width: 100%;
}

.calculator-layout {
    display: grid;
    grid-template-columns: 460px 1fr;
    gap: 24px;
    align-items: start;
}

@media (max-width: 1024px) {
    .calculator-layout {
        grid-template-columns: 1fr;
    }
}

.calculator-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow-card);
}

.calculator-card.control-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.calculator-card.results-card-wrap {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-height: 480px;
}

/* Header inside card */
.calculator-header {
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
}

.calculator-icon {
    width: 44px;
    height: 44px;
    background: var(--gradient-gold);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: var(--shadow-gold);
    color: #0b0f19;
}

.calculator-card h2 {
    font-family: 'Cinzel', serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.calculator-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
    display: block;
}

/* Display */
.calc-display {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 16px 20px;
    text-align: right;
    min-height: 84px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.4);
}

.calc-display-input {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    word-break: break-all;
    font-variant-numeric: tabular-nums;
}

.calc-display-input.empty {
    color: var(--text-muted);
}

.calc-display-interpreted {
    font-size: 13px;
    color: var(--gold-primary);
    margin-top: 4px;
    font-weight: 600;
    min-height: 18px;
    font-variant-numeric: tabular-nums;
}

.calc-display-actions {
    position: absolute;
    top: 8px;
    left: 12px;
    display: flex;
    gap: 6px;
}

.calc-display-actions button {
    padding: 3px 8px;
    border-radius: 4px;
    border: none;
    font-family: 'Inter', sans-serif;
    font-size: 10px;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.calc-ac-btn {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
}

.calc-ac-btn:hover {
    background: rgba(239, 68, 68, 0.3);
}

.calc-back-btn {
    background: rgba(251, 146, 60, 0.15);
    color: #fb923c;
}

.calc-back-btn:hover {
    background: rgba(251, 146, 60, 0.3);
}

.calc-display-actions button:active {
    transform: scale(0.95);
}

/* Keypad */
.calc-keypad {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.calc-key {
    padding: 14px 0;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    font-family: 'Inter', sans-serif;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: rgba(30, 41, 59, 0.3);
    color: var(--text-primary);
}

.calc-key:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-accent);
}

.calc-key:active {
    transform: scale(0.94);
}

.calc-key-op {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border-color: rgba(59, 130, 246, 0.2);
}

.calc-key-op:hover {
    background: rgba(59, 130, 246, 0.25);
}

.calc-key-dot {
    color: var(--gold-primary);
}

/* Percentage Manager */
.calc-pct-manager {
    display: flex;
    gap: 10px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 8px;
    border-radius: var(--border-radius-sm);
}

.calc-pct-manager input {
    flex: 1;
    padding: 10px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 600;
    outline: none;
    transition: all var(--transition-fast);
}

.calc-pct-manager input:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 3px var(--border-glow);
}

.calc-pct-add-btn {
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--green-primary), var(--green-dark));
    border: none;
    border-radius: 6px;
    color: #fff;
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.calc-pct-add-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--green-glow);
}

.calc-pct-add-btn:active {
    transform: translateY(0);
}

/* Results Grid */
.calc-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
    flex: 1;
}

.calc-result-card {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 14px 16px;
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 94px;
}

.calc-result-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

.calc-result-card:active {
    transform: translateY(0) scale(0.97);
}

.calc-remove-btn {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    border: none;
    background: rgba(239, 68, 68, 0.1);
    color: #f87171;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition-fast);
}

.calc-result-card:hover .calc-remove-btn {
    opacity: 1;
}

.calc-remove-btn:hover {
    background: var(--red-primary);
    color: #fff;
    transform: scale(1.1);
}

.calc-result-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    margin: 0 auto 8px auto;
    width: fit-content;
}

.calc-result-value {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    font-variant-numeric: tabular-nums;
    transition: all 0.2s ease;
}

.calc-result-diff {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 4px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}

.calc-empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 13px;
    min-height: 200px;
    gap: 8px;
}

.calc-empty-icon {
    font-size: 32px;
    opacity: 0.3;
}

.calc-info-footer {
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
    margin-top: 8px;
}

/* Animations */
@keyframes calcPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.06); }
    100% { transform: scale(1); }
}

.calc-result-value.updated {
    animation: calcPulse 0.22s ease;
}

@keyframes calcShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

.calc-shake {
    animation: calcShake 0.3s ease;
}