/* minimal style.css */
.ac-calculator-wrapper {
    font-family: inherit;
    max-width: 900px;
    margin: 20px auto;
    box-sizing: border-box;
}

.ac-calculator-wrapper * {
    box-sizing: border-box;
}

.ac-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 20px;
}

@media (max-width: 768px) {
    .ac-grid {
        grid-template-columns: 1fr;
    }
}

.ac-card {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.ac-card-dark {
    background: #1f2937; /* Dark gray/blue */
    color: #fff;
    border: none;
}

.ac-header h3 {
    margin: 0 0 15px 0;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.ac-card-dark .ac-header h3 {
    color: #fcd34d; /* Yellow accent */
}

.ac-form-group {
    margin-bottom: 15px;
}

.ac-row {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.ac-col {
    flex: 1;
}

.ac-calculator-wrapper label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    font-size: 0.9rem;
}

.ac-calculator-wrapper input[type="text"],
.ac-calculator-wrapper input[type="number"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-size: 1rem;
}

.ac-tabs {
    display: flex;
    border-bottom: 2px solid #e5e7eb;
    margin-bottom: 15px;
}

.ac-tab-btn {
    padding: 10px 15px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    font-weight: 600;
    color: #6b7280;
}

.ac-tab-btn.active {
    border-bottom-color: #1f2937;
    color: #1f2937;
}

.ac-tab-content {
    display: none;
}

.ac-tab-content.active {
    display: block;
}

/* Results Styles */
.ac-result-block {
    margin-bottom: 20px;
}

.ac-label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    opacity: 0.7;
    margin-bottom: 5px;
}

.ac-big-number {
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.ac-big-number span:first-child {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
}

.ac-unit {
    color: #fcd34d;
    font-weight: 600;
}

.ac-result-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    padding: 15px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 15px;
}

.ac-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 600;
}

.ac-text-green {
    color: #4ade80;
}

.ac-disclaimer {
    font-size: 0.75rem;
    opacity: 0.6;
    margin-bottom: 20px;
}

.ac-buttons {
    display: flex;
    gap: 10px;
}

.ac-buttons button {
    flex: 1;
    padding: 10px;
    border: 1px solid rgba(255,255,255,0.2);
    background: transparent;
    color: #fff;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s;
}

.ac-buttons button:hover {
    background: rgba(255,255,255,0.1);
}

#ac-copy-btn {
    background: #fff;
    color: #1f2937;
    border: none;
}

#ac-copy-btn:hover {
    background: #f3f4f6;
}

#ac-reset-btn {
    padding: 8px 15px;
    background: transparent;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    cursor: pointer;
}

/* Print Styles */
@media print {
    body * {
        visibility: hidden;
    }
    #ac-calculator, #ac-calculator * {
        visibility: visible;
    }
    #ac-calculator {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
    }
    .ac-card-dark {
        background: #fff;
        color: #000;
        border: 1px solid #000;
    }
    .ac-buttons, .ac-tabs {
        display: none;
    }
    .ac-result-grid {
        border-top: 1px solid #000;
        border-bottom: 1px solid #000;
    }
    .ac-big-number span:first-child {
        color: #000;
    }
    .ac-unit {
        color: #000;
    }
}