/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #333;
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Header */
.header {
    background: white;
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-icon {
    font-size: 48px;
    color: #667eea;
}

.header h1 {
    font-size: 32px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 5px;
}

.subtitle {
    font-size: 18px;
    color: #718096;
    font-weight: 400;
}

/* Input Section */
.input-section {
    background: white;
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.input-section h2 {
    font-size: 22px;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.input-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-group label {
    font-size: 14px;
    font-weight: 500;
    color: #4a5568;
    display: flex;
    align-items: center;
    gap: 8px;
}

.input-group input {
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Button Container & Simulasi Button */
.button-container {
    margin-top: 25px;
    display: flex;
    justify-content: center;
}

.btn-simulasi {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 50px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Inter', sans-serif;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.btn-simulasi:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.6);
}

.btn-simulasi:active {
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(102, 126, 234, 0.4);
}

.btn-simulasi i {
    font-size: 20px;
}

/* Summary Cards */
.summary-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.card {
    background: white;
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.card-icon.omset {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.card-icon.thp {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.card-icon.tunjangan {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.card-icon.pd-omset-bulan {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.card-icon.pd-omset-tahun {
    background: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
}

.card-content h3 {
    font-size: 14px;
    font-weight: 500;
    color: #718096;
    margin-bottom: 8px;
}

.card-value {
    font-size: 24px;
    font-weight: 700;
    color: #2d3748;
}

/* Chart Section */
.chart-section {
    background: white;
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.chart-section h2 {
    font-size: 22px;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-container {
    position: relative;
    height: 400px;
    width: 100%;
}

/* Table Section */
.table-section {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.table-section h2 {
    font-size: 22px;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

thead tr {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

thead th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    white-space: nowrap;
}

tbody tr {
    border-bottom: 1px solid #e2e8f0;
    transition: background-color 0.3s ease;
}

tbody tr:hover {
    background-color: #f7fafc;
}

tbody td {
    padding: 15px;
    white-space: nowrap;
}

.positive {
    color: #48bb78;
    font-weight: 600;
}

.negative {
    color: #f56565;
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .header {
        padding: 20px;
    }

    .header h1 {
        font-size: 24px;
    }

    .header-icon {
        font-size: 36px;
    }

    .input-section,
    .chart-section,
    .table-section {
        padding: 20px;
    }

    .chart-container {
        height: 300px;
    }

    .card {
        padding: 20px;
    }

    .card-value {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }

    .input-grid {
        grid-template-columns: 1fr;
    }

    .summary-section {
        grid-template-columns: 1fr;
    }

    table {
        font-size: 12px;
    }

    thead th,
    tbody td {
        padding: 10px;
    }
}