.gelir-vergisi-calculator-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2.5rem;
    background-color: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

.calculator-header {
    text-align: center;
    margin-bottom: 3rem;
}

.calculator-header h2 {
    color: #1e293b;
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #4f46e5, #9333ea);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.calculator-header p {
    color: #64748b;
    font-size: 1.1rem;
}

.calculator-form {
    background-color: #f8fafc;
    padding: 2.5rem;
    border-radius: 12px;
    margin-bottom: 2.5rem;
    border: 1px solid #e2e8f0;
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    flex: 1;
    min-width: 200px;
}

.form-group label {
    display: block;
    margin-bottom: 0.6rem;
    color: #334155;
    font-weight: 600;
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: #fff;
    color: #1e293b;
}

.form-control:focus {
    border-color: #4f46e5;
    outline: none;
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    margin-top: 0.75rem;
    background: rgba(79, 70, 229, 0.05);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    cursor: pointer;
}

.form-check {
    width: 20px;
    height: 20px;
    margin-right: 0.75rem;
    cursor: pointer;
}

.form-check-label {
    font-weight: 500;
    color: #334155;
    cursor: pointer;
}

.form-buttons {
    display: flex;
    gap: 1.25rem;
    margin-top: 2rem;
}

.btn {
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, #4f46e5, #6366f1);
    color: #fff;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4338ca, #4f46e5);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35);
}

.btn-secondary {
    background-color: #f1f5f9;
    color: #475569;
}

.btn-secondary:hover {
    background-color: #e2e8f0;
    color: #1e293b;
    transform: translateY(-2px);
}

.calculator-result {
    display: none;
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-summary {
    margin-bottom: 3rem;
}

.result-box {
    background-color: #fff;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    height: 100%;
    border: 1px solid #e2e8f0;
    transition: all 0.4s ease;
}

.result-box:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border-color: #4f46e5;
}

.result-box h3 {
    color: #64748b;
    margin-bottom: 0.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.result-value {
    font-size: 2.25rem;
    font-weight: 800;
    color: #1e293b;
}

.result-value.net {
    color: #10b981;
}

.result-value.tax {
    color: #ef4444;
}

/* Pasta grafik stillleri */
.pie-chart-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    align-items: center;
    background: #f8fafc;
    padding: 3rem;
    border-radius: 12px;
    margin: 2rem 0;
}

.pie-chart {
    position: relative;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background-color: #fff;
    box-shadow: 0 0 0 10px rgba(255, 255, 255, 0.5);
    overflow: hidden;
}

.chart-legend {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    max-width: 400px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: 6px;
    transition: background 0.2s;
}

.legend-item:hover {
    background: #fff;
}

.legend-color {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
}

.legend-text {
    font-size: 0.9rem;
    color: #475569;
    font-weight: 500;
}

/* Tablo stillleri */
.vergi-dilim-tablosu {
    margin-top: 4rem;
}

.vergi-dilim-tablosu h3 {
    margin-bottom: 1.5rem;
    color: #1e293b;
    font-size: 1.5rem;
}

.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.table th,
.table td {
    padding: 1rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid #f1f5f9;
}

.table th {
    background-color: #f8fafc;
    font-weight: 700;
    color: #475569;
    font-size: 0.875rem;
    text-transform: uppercase;
}

.table tr:last-child td {
    border-bottom: none;
}

/* Bilgi Kutuları */
.info-box {
    background-color: #f0f9ff;
    padding: 2rem;
    border-radius: 12px;
    margin-top: 3rem;
    border-left: 4px solid #0ea5e9;
}

.info-box h3 {
    color: #0369a1;
    margin-bottom: 1rem;
}

.info-box p {
    color: #0c4a6e;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .gelir-vergisi-calculator-container {
        padding: 1.5rem;
    }

    .calculator-form {
        padding: 1.5rem;
    }

    .form-buttons {
        flex-direction: column;
    }

    .result-value {
        font-size: 1.75rem;
    }

    .pie-chart-container {
        padding: 1.5rem;
    }

    .chart-legend {
        grid-template-columns: 1fr;
    }
}