:root {
    --primary-color: #6c5ce7;
    --secondary-color: #00cec9;
    --accent-color: #fd79a8;
    --background-color: #0f0e13;
    --card-bg: rgba(16, 18, 27, 0.4);
    --text-color: #ecf0f1;
    --border-radius: 12px;
    --box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    --border: 1px solid rgba(255, 255, 255, 0.18);
    --income-color: #00b894;
    --expense-color: #ff7675;
    --gradient: linear-gradient(135deg, rgba(108, 92, 231, 0.8), rgba(0, 206, 201, 0.8));
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    background-image: 
        radial-gradient(at 47% 33%, rgba(108, 92, 231, 0.3) 0, transparent 59%), 
        radial-gradient(at 82% 65%, rgba(0, 206, 201, 0.3) 0, transparent 55%);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 0;
    margin: 0;
    overflow-x: hidden;
}

/* App container */
.app-container {
    width: 100%;
    height: 100vh;
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 0;
}

/* Sidebar styles */
.sidebar {
    height: 100%;
    display: flex;
    flex-direction: column;
    text-align: center;
    padding: 30px 20px;
    background: rgba(13, 15, 23, 0.7);
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.2);
}

.sidebar h1 {
    margin-bottom: 30px;
    font-weight: 600;
    font-size: 22px;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar h1 i {
    margin-right: 10px;
    font-size: 24px;
}

.balance-container {
    margin-bottom: 30px;
    padding: 15px;
    background: rgba(16, 18, 27, 0.6);
    border-radius: var(--border-radius);
    border: var(--border);
}

.balance-container h2 {
    font-size: 18px;
    margin-bottom: 10px;
    opacity: 0.8;
}

.balance {
    font-size: 32px;
    letter-spacing: 1px;
    font-weight: 700;
}

.income-expense-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
    margin-top: 20px;
    text-align: center;
}

.income, .expense {
    padding: 15px;
    border-radius: var(--border-radius);
    border: var(--border);
    background: rgba(16, 18, 27, 0.6);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.income:hover, .expense:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.income h3, .expense h3 {
    font-size: 16px;
    margin-bottom: 10px;
    opacity: 0.8;
}

.money {
    font-size: 22px;
    letter-spacing: 1px;
    font-weight: 600;
}

.money.plus {
    color: var(--income-color);
}

.money.minus {
    color: var(--expense-color);
}

/* Main content area */
.main-content {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 0;
    height: 100vh;
    overflow-y: auto;
    padding: 20px;
    background: rgba(15, 17, 26, 0.5);
}

.transaction-form, .history {
    padding: 25px;
    margin: 10px;
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--border-radius);
    border: var(--border);
    /* box-shadow: var(--box-shadow); */
    /* transition: box-shadow 0.3s ease; */
}

.transaction-form h3, .history h3 {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 15px;
    margin-bottom: 20px;
    text-align: center;
    font-size: 20px;
    color: var(--secondary-color);
}

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

label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

input, select {
    width: 100%;
    padding: 12px 15px;
    border-radius: var(--border-radius);
    border: var(--border);
    background: rgba(16, 18, 27, 0.6);
    color: var(--text-color);
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(108, 92, 231, 0.3);
}

.btn {
    width: 100%;
    padding: 14px;
    background: var(--gradient);
    color: var(--text-color);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    font-weight: 500;
    margin-top: 10px;
    transition: all 0.3s ease;
}

.btn:hover {
    box-shadow: 0 5px 15px rgba(108, 92, 231, 0.4);
}

.filter-container {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    gap: 10px;
}

.filter-container label {
    margin-bottom: 0;
    white-space: nowrap;
}

.filter-container select {
    flex: 1;
}

.list {
    list-style-type: none;
    padding: 0;
    margin-bottom: 20px;
    max-height: calc(100% - 80px);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) rgba(16, 18, 27, 0.6);
}

.list::-webkit-scrollbar {
    width: 8px;
}

.list::-webkit-scrollbar-track {
    background: rgba(16, 18, 27, 0.6);
    border-radius: 10px;
}

.list::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 10px;
}

/* Fix transaction list item layout */
.list li {
    background: rgba(16, 18, 27, 0.6);
    border: var(--border);
    border-radius: var(--border-radius);
    color: var(--text-color);
    display: flex;
    justify-content: space-between;
    align-items: center; /* Ensure vertical alignment */
    position: relative;
    padding: 15px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

/* Fix transaction amount positioning */
.transaction-amount {
    font-weight: 600;
    font-size: 16px;
    margin-right: 30px; /* Add space for delete button */
}

/* Fix delete button positioning */
.delete-btn {
    cursor: pointer;
    background: transparent;
    border: 0;
    color: rgba(255, 255, 255, 0.6);
    font-size: 16px;
    line-height: 20px;
    padding: 5px;
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
}

.delete-btn:hover {
    color: var(--expense-color);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.list li.income {
    border-left: 5px solid var(--income-color);
}

.list li.expense {
    border-left: 5px solid var(--expense-color);
}

.transaction-details {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.transaction-description {
    font-weight: 500;
    font-size: 16px;
}

.transaction-meta {
    display: flex;
    gap: 10px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

.category-tag {
    background: rgba(108, 92, 231, 0.3);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
}

.transaction-amount {
    font-weight: 600;
    font-size: 16px;
}

.delete-btn {
    cursor: pointer;
    background: transparent;
    border: 0;
    color: rgba(255, 255, 255, 0.6);
    font-size: 16px;
    line-height: 20px;
    padding: 5px;
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    transition: all 0.3s ease;
}

.delete-btn:hover {
    color: var(--expense-color);
}

.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    border-radius: var(--border-radius);
    border: var(--border);
    box-shadow: var(--box-shadow);
    padding: 15px 25px;
    transform: translateY(150%);
    transition: transform 0.3s ease;
    z-index: 100;
}

.notification.show {
    transform: translateY(0);
}

/* Empty state message */
.empty-message {
    text-align: center;
    padding: 20px;
    color: rgba(255, 255, 255, 0.6);
    font-style: italic;
}

/* Responsive design - Replace existing media queries with these enhanced ones */
@media (max-width: 1200px) {
    .app-container {
        grid-template-columns: 250px 1fr;
    }
}

@media (max-width: 900px) {
    .app-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr;
        height: auto;
        min-height: 100vh;
    }
    
    .sidebar {
        position: relative;
        height: auto;
        padding: 20px;
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    
    .main-content {
        height: auto;
        grid-template-rows: auto auto;
        padding: 15px;
        max-height: none;
        overflow-y: visible;
    }
    
    .income-expense-container {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    
    .transaction-form, .history {
        margin: 10px 0;
    }
    
    body {
        align-items: flex-start;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 10px;
    }
    
    .transaction-form, .history {
        padding: 20px;
    }
    
    .form-control {
        margin-bottom: 15px;
    }
    
    input, select {
        padding: 10px 12px;
    }
    
    .filter-container {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .filter-container label {
        margin-bottom: 5px;
    }
    
    .filter-container select {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .income-expense-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar h1 {
        font-size: 20px;
    }
    
    .balance {
        font-size: 24px;
    }
    
    .money {
        font-size: 18px;
    }
    
    .transaction-meta {
        flex-direction: column;
        gap: 2px;
    }
    
    .transaction-form, .history {
        padding: 15px;
    }
    
    .transaction-form h3, .history h3 {
        font-size: 18px;
        padding-bottom: 10px;
        margin-bottom: 15px;
    }
    
    .btn {
        padding: 12px;
        font-size: 14px;
    }
    
    .list li {
        padding: 12px;
    }
    
    .transaction-description {
        font-size: 14px;
    }
    
    .transaction-amount {
        font-size: 14px;
    }
}

@media (max-width: 360px) {
    .sidebar {
        padding: 15px 10px;
    }
    
    .balance-container {
        padding: 10px;
    }
    
    .income, .expense {
        padding: 10px;
    }
    
    .transaction-form, .history {
        padding: 12px;
    }
    
    .form-control {
        margin-bottom: 12px;
    }
    
    label {
        font-size: 12px;
        margin-bottom: 5px;
    }
    
    input, select {
        padding: 8px 10px;
        font-size: 13px;
    }
}