/* Expense Type Tabs */
.expense-type-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.expense-type-tabs .tab-button {
    padding: 0.75rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.expense-type-tabs .tab-button:after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.expense-type-tabs .tab-button.active {
    color: var(--primary-color);
}

.expense-type-tabs .tab-button.active:after {
    transform: scaleX(1);
}

.expense-form {
    display: none;
}

.expense-form.active {
    display: block;
}

/* Month Selector Improvements */
.expenses-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

#monthSelector {
    min-width: 200px;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    background-color: var(--card-background);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    font-size: 1rem;
}

#monthSelector:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .expense-type-tabs {
        gap: 0.5rem;
    }

    .expense-type-tabs .tab-button {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .expenses-controls {
        flex-direction: column;
        gap: 0.75rem;
    }

    #monthSelector {
        width: 100%;
    }
}

/* Recurring Expenses Table */
#recurringExpensesTable {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

#recurringExpensesTable th,
#recurringExpensesTable td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

#recurringExpensesTable th {
    font-weight: 600;
    color: var(--text-secondary);
    background-color: var(--card-background);
}

#recurringExpensesTable tr:hover {
    background-color: var(--hover-color);
}

.action-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.action-button:hover {
    background-color: var(--secondary-color);
}

.action-button i {
    font-size: 1.1rem;
}

/* Modal Improvements */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 1;
    transition: opacity 0.3s ease;
    overflow-y: auto;
    padding: 20px;
}

.modal.hidden {
    opacity: 0;
    pointer-events: none;
}

.modal-content {
    background: var(--background-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
}

.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: var(--card-background);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.modal-content h2 {
    margin: 0 0 1.5rem 0;
    color: var(--text-color);
    font-size: 1.5rem;
    font-weight: 600;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--card-background);
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.form-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.form-buttons button {
    flex: 1;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.form-buttons button[type="submit"] {
    background-color: var(--primary-color);
    color: white;
}

.form-buttons button[type="submit"]:hover {
    background-color: var(--secondary-color);
}

.form-buttons button[type="button"] {
    background-color: var(--card-background);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.form-buttons button[type="button"]:hover {
    background-color: var(--hover-color);
}

/* Mobile Responsive Modal */
@media (max-width: 768px) {
    .modal {
        padding: 16px;
    }

    .modal-content {
        padding: 1.5rem;
        max-height: 85vh;
    }

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

    .form-buttons button {
        width: 100%;
    }
}

/* Add these to your existing styles */ 

/* Month and Paycheck Headers in Expense Table */
.month-header {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem;
    font-weight: 600;
    font-size: 1.1rem;
}

.paycheck-header {
    background-color: var(--card-background);
    color: var(--text-color);
    padding: 0.75rem 1rem;
    font-weight: 500;
    border-bottom: 2px solid var(--border-color);
}

.month-total {
    background-color: var(--card-background);
    color: var(--text-color);
    padding: 0.75rem 1rem;
    font-weight: 600;
    text-align: right;
    border-bottom: 2px solid var(--border-color);
}

/* Calendar Improvements */
.calendar-day {
    min-height: 120px;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    background-color: var(--card-background);
    position: relative;
    overflow: hidden;
}

.calendar-day-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    height: 100%;
}

.day-number {
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-color);
}

.paycheck-indicator {
    font-size: 0.85rem;
    color: var(--success-color);
    background-color: var(--success-color-light);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.day-expenses {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-size: 0.85rem;
}

.expense-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem;
    border-radius: var(--border-radius);
    background-color: var(--background-color);
}

.expense-item.paid {
    opacity: 0.7;
}

.expense-item .category-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.expense-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.expense-amount {
    font-weight: 500;
    color: var(--text-secondary);
}

.calendar-day.today {
    border: 2px solid var(--primary-color);
}

.calendar-day.paycheck-day {
    background-color: var(--success-color-light);
}

/* Add these CSS variables if not already defined */
:root {
    --success-color: #10b981;
    --success-color-light: rgba(16, 185, 129, 0.1);
}

/* Responsive Calendar */
@media (max-width: 768px) {
    .calendar-day {
        min-height: 100px;
    }

    .expense-item {
        font-size: 0.75rem;
    }

    .paycheck-indicator {
        font-size: 0.75rem;
    }
}

/* Month Navigation */
.month-navigation {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.month-nav-btn {
    padding: 0.5rem 1rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

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

/* Calendar Grid Improvements */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    padding: 1rem;
    background: var(--background-color);
    border-radius: var(--border-radius);
}

.calendar-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.calendar-header span {
    text-align: center;
    padding: 0.5rem;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
}

.calendar-day {
    aspect-ratio: 1;
    min-height: auto;
    height: auto;
    display: flex;
    flex-direction: column;
}

.calendar-day.inactive {
    background: transparent;
    border: none;
}

.calendar-day-content {
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
}

.calendar-day-content::-webkit-scrollbar {
    width: 4px;
}

.calendar-day-content::-webkit-scrollbar-track {
    background: transparent;
}

.calendar-day-content::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

/* Improve expense items in calendar */
.day-expenses {
    margin-top: auto;
    max-height: calc(100% - 2rem);
    overflow-y: auto;
}

.expense-item {
    padding: 0.25rem 0.5rem;
    margin-bottom: 0.25rem;
    font-size: 0.75rem;
}

/* Responsive improvements */
@media (max-width: 768px) {
    .calendar-grid {
        gap: 0.25rem;
        padding: 0.5rem;
    }

    .calendar-day {
        font-size: 0.8rem;
    }

    .expense-item {
        padding: 0.15rem 0.25rem;
        font-size: 0.7rem;
    }

    .month-navigation {
        width: 100%;
    }

    .month-navigation select {
        flex: 1;
    }
}