/* Two-column main layout */
.main-flex {
    display: flex;
    gap: 32px;
}
.main-left {
    flex: 1 1 340px;
    min-width: 320px;
    max-width: 420px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.main-right {
    flex: 2 1 500px;
    min-width: 320px;
    max-width: 600px;
    display: flex;
    flex-direction: column;
}

/* Compact transaction style */
.compact-transaction {
    padding: 8px 10px !important;
    margin-bottom: 8px !important;
    border-radius: 6px !important;
    font-size: 0.98em !important;
    min-height: unset !important;
    box-shadow: 0 1px 2px var(--shadow-color) !important;
}
.compact-transaction .transaction-info {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0 4px;
}
.compact-transaction .transaction-amount {
    font-size: 1em !important;
    margin-left: 10px !important;
}
.compact-transaction .delete-btn {
    width: 28px !important;
    height: 28px !important;
    font-size: 0.95em !important;
    margin-left: 8px !important;
}

@media (max-width: 900px) {
    .main-flex {
        flex-direction: column;
    }
    .main-right, .main-left {
        max-width: 100%;
    }
}

:root {
    /* Custom Color Palette */
    --primary-color: #3D74B6;
    --secondary-color: #EAC8A6;
    --accent-color: #DC3C22;
    --income-color: #3D74B6;
    --expense-color: #DC3C22;
    --text-color: #3D74B6;
    --bg-color: #FBF5DE;
    --card-color: #fff;
    --border-color: #EAC8A6;
    --shadow-color: rgba(61, 116, 182, 0.08);
    --success-color: #43a047;
    --warning-color: #EAC8A6;
    --error-color: #DC3C22;
    --gray-light: #FBF5DE;
    --gray-medium: #EAC8A6;
    --gray-dark: #3D74B6;
}

[data-theme="dark"] {
    --primary-color: #4895ef;
    --secondary-color: #4361ee;
    --accent-color: #3f37c9;
    --income-color: #4cc9f0;
    --expense-color: #f72585;
    --text-color: #f8f9fa;
    --bg-color: #121212;
    --card-color: #1e1e1e;
    --border-color: #2d2d2d;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --gray-light: #6c757d;
    --gray-medium: #adb5bd;
    --gray-dark: #dee2e6;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: all 0.3s ease;
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-header {
    margin-bottom: 30px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.app-header h1 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.theme-switch {
    display: flex;
    align-items: center;
    gap: 10px;
}

.theme-icon {
    color: var(--text-color);
    font-size: 1.2rem;
}

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 30px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--gray-medium);
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked+.slider {
    background-color: var(--primary-color);
}

input:checked+.slider:before {
    transform: translateX(30px);
}

.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.balance-section {
    margin-bottom: 10px;
}

.balance-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 15px;
    padding: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 10px 20px rgba(67, 97, 238, 0.2);
}

.balance-info h3 {
    font-weight: 400;
    font-size: 1rem;
    margin-bottom: 5px;
    opacity: 0.9;
}

.balance-info h2 {
    font-size: 2.2rem;
    font-weight: 600;
}

.balance-icon {
    font-size: 2.5rem;
    opacity: 0.8;
}

.summary-section {
    margin-bottom: 10px;
}

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

.summary-card {
    background-color: var(--card-color);
    border-radius: 15px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 5px 15px var(--shadow-color);
    transition: transform 0.3s ease;
}

.summary-card:hover {
    transform: translateY(-5px);
}

.summary-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.income-card .summary-icon {
    background-color: rgba(76, 201, 240, 0.1);
    color: var(--income-color);
}

.expense-card .summary-icon {
    background-color: rgba(247, 37, 133, 0.1);
    color: var(--expense-color);
}

.summary-details h4 {
    font-weight: 400;
    font-size: 0.9rem;
    color: var(--gray-medium);
    margin-bottom: 5px;
}

.summary-details p {
    font-size: 1.5rem;
    font-weight: 600;
}

.income-card p {
    color: var(--income-color);
}

.expense-card p {
    color: var(--expense-color);
}

.form-section {
    margin-bottom: 10px;
}

.form-container {
    background-color: var(--card-color);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 5px 15px var(--shadow-color);
}

.form-container h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
}

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

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-color);
}

input,
select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    background-color: var(--card-color);
    color: var(--text-color);
    transition: all 0.3s ease;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.2);
}

.select-wrapper {
    position: relative;
}

.select-wrapper i {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--gray-medium);
}

.input-with-icon {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-medium);
}

.input-with-icon input {
    padding-left: 40px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.primary-btn {
    background-color: var(--primary-color);
    color: white;
    width: 100%;
}

.primary-btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
}

.transactions-section {
    flex: 1;
    margin-bottom: 20px;
}

.transactions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.transactions-header h3 {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
}

.filter-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 150px;
}

.select-wrapper.small select {
    padding: 8px 15px;
    font-size: 0.9rem;
}

.transactions-container {
    background-color: var(--card-color);
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 5px 15px var(--shadow-color);
}

#transactions {
    list-style: none;
    max-height: 400px;
    overflow-y: auto;
    padding-right: 10px;
}

#transactions::-webkit-scrollbar {
    width: 6px;
}

#transactions::-webkit-scrollbar-track {
    background: var(--border-color);
    border-radius: 3px;
}

#transactions::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 3px;
}

.transaction {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    margin-bottom: 15px;
    background-color: var(--card-color);
    border-radius: 10px;
    box-shadow: 0 3px 10px var(--shadow-color);
    transition: all 0.3s ease;
    position: relative;
    border-left: 4px solid;
}

.transaction:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.transaction.income {
    border-left-color: var(--income-color);
}

.transaction.expense {
    border-left-color: var(--expense-color);
}

.transaction-info {
    flex: 1;
}

.transaction-description {
    font-weight: 500;
    margin-bottom: 5px;
}

.transaction-category {
    font-size: 0.8rem;
    color: var(--gray-medium);
    display: inline-block;
    padding: 3px 8px;
    border-radius: 20px;
    background-color: rgba(108, 117, 125, 0.1);
}

.transaction-date {
    font-size: 0.8rem;
    color: var(--gray-medium);
    margin-top: 5px;
}

.transaction-amount {
    font-weight: 600;
    margin-left: 20px;
    font-size: 1.1rem;
}

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

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

.delete-btn {
    background: none;
    border: none;
    color: var(--gray-light);
    cursor: pointer;
    margin-left: 15px;
    font-size: 1rem;
    transition: color 0.3s;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.delete-btn:hover {
    background-color: rgba(239, 35, 60, 0.1);
    color: var(--error-color);
}

.no-transactions {
    text-align: center;
    padding: 30px;
    color: var(--gray-medium);
}

.app-footer {
    text-align: center;
    padding: 20px 0;
    color: var(--gray-medium);
    font-size: 0.9rem;
}

.app-footer i {
    color: var(--expense-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .app-container {
        padding: 15px;
    }

    .form-row {
        flex-direction: column;
        gap: 20px;
    }

    .filter-controls {
        width: 100%;
    }

    .filter-group {
        min-width: 100%;
    }
}

@media (max-width: 480px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .balance-info h2 {
        font-size: 1.8rem;
    }

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

    .transaction {
        flex-direction: column;
        align-items: flex-start;
    }

    .transaction-amount {
        margin: 10px 0 0 0;
        align-self: flex-end;
    }

    .delete-btn {
        position: absolute;
        top: 15px;
        right: 15px;
    }
}

select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background: none;
    padding-right: 2rem;
    /* space for the icon */
}