:root {
    --bg-light: hsl(300 50% 100%);
    --bg-dark: hsl(0 0% 90%);
    --text: hsl(300 0% 4%);
    --text-muted: hsl(0 0% 28%);
    --text-light: hsl(0, 0%, 48%);
    --text-white: white;
    --primary: hsl(223, 34%, 18%);
    --primary-hover: hsl(222 47% 33%);
    --income: hsl(147, 63%, 40%);
    --expense: hsl(8, 73%, 43%);
    --border-light: hsl(NaN 0% 50%);
    --border-muted: hsl(340 0% 62%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Courier New', monospace;
}

body {
    background-color: var(--bg-dark);
    color: var(--text);
    padding: 20px;
    min-height: 100vh;
}

.title-container {
    text-align: center;
    margin-bottom: 30px;
}

.title-container h1 {
    color: var(--text);
    font-size: 2.5rem;
    margin-bottom: 5px;
}

.title-container p {
    color: var(--text-muted);
    font-size: 1rem;
}

.main-container {
    display: flex;
    max-width: 1000px;
    margin: 0 auto;
    gap: 30px;
}

.input-section {
    flex: 1;
    min-width: 250px;
}

.input-card {
    background-color: var(--bg-light);
    padding: 25px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.input-card h2 {
    color: var(--text);
    margin-bottom: 20px;
    font-size: 1.5rem;
    text-align: center;
}

.export-card {
    background-color: var(--bg-light);
    padding: 25px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text);
    font-weight: bold;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-light);
    border-radius: 4px;
    font-size: 1rem;
    background-color: var(--bg-dark);
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary-hover);
}

.btn {
    background-color: var(--primary);
    color: var(--text-white);
    border: none;
    padding: 14px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    width: 100%;
    margin-top: 10px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: var(--primary-hover);
}

.total-card {
    background-color: var(--bg-light);
    padding: 25px;
    border-radius: 5px;
    text-align: center;
}

.total-card h3 {
    color: var(--text-muted);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.balance {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text);
}

.receipt-section {
    flex: 2;
}

.receipt {
    background-color: var(--bg-light);
    padding: 30px;
    border-top: 20px solid var(--bg-light);
    position: relative;
    overflow: hidden;
}

.receipt:before {
    content: "";
    position: absolute;
    top: 0;
    left: 30px;
    right: 30px;
    height: 4px;
    border-top: 2px dashed var(--border-muted);
}

.receipt-header {
    text-align: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px dashed var(--border-muted);
}

.receipt-title {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--text);
    letter-spacing: 2px;
    margin-bottom: 5px;
}

.receipt-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.receipt-date {
    font-size: 0.9rem;
    color: var(--text-light);
}

.receipt-body {
    margin-bottom: 25px;
}

.receipt-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 2px dashed var(--border-muted);
}

.receipt-row.header {
    font-weight: bold;
    border-bottom: 1px dashed var(--border-muted);
    padding-bottom: 12px;
    margin-bottom: 5px;
}

.empty-receipt {
    text-align: center;
    color: var(--text-light);
    padding: 30px 0;
    font-style: italic;
}

.receipt-entry {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px dotted var(--border-muted);
}

.entry-info {
    display: flex;
    flex-direction: column;
}

.entry-name {
    font-weight: bold;
    color: var(--text);
    margin-bottom: 3px;
}

.entry-type {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.entry-amount {
    font-weight: bold;
    font-size: 1.1rem;
}

.entry-amount.income {
    color: var(--income);
}

.entry-amount.expense {
    color: var(--expense);
}

.delete-btn {
    background: none;
    border: none;
    color: var(--expense);
    cursor: pointer;
    font-size: 1rem;
    margin-left: 10px;
    padding: 0 5px;
}

.receipt-total {
    display: flex;
    justify-content: space-between;
    font-weight: bold;
    font-size: 1.4rem;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 2px dashed var(--border-muted);
}

.receipt-footer {
    text-align: center;
    margin-top: 25px;
    color: var(--text-light);
    font-size: 0.9rem;
    padding-top: 15px;
    border-top: 1px dashed var(--border-muted);
}

@media (max-width: 768px) {
    .main-container {
        flex-direction: column;
        gap: 20px;
    }
    
    .input-section, .receipt-section {
        width: 100%;
    }
    
    .receipt {
        padding: 20px;
    }
}