/* General Global Styles - style.css */

:root {
    /* Define a central set of primary color variables for consistency across all CSS files */
    --primary-text-color: #E0E0E0; /* Lighter grey for a softer look */
    --secondary-text-color: #B0B0B0; /* A more subtle secondary text color */
    --accent-blue: #007BFF; /* A vibrant blue for a modern feel */
    --success-green: #28A745; /* A slightly richer green */
    --danger-red: #DC3545; /* A more prominent red */
    --warning-orange: #FFC107; /* A warm orange for withdrawals/warnings */
    --primary-dark-bg: #121212; /* A true black for a premium, dark mode feel */
    --secondary-dark-bg: #1E1E1E; /* A slightly lighter black for contrast */
    --border-color: #333333; /* A more subtle border color */
    --card-shadow: rgba(0, 0, 0, 0.2);
    --card-shadow-hover: rgba(0, 0, 0, 0.3);
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 32px;
    --transition-speed: 0.3s; /* A variable for consistent animation speeds */
}

/* General Body and Layout */
body {
    font-family: 'Inter', sans-serif; /* A modern, clean font */
    margin: 0;
    padding: 0;
    background-color: var(--primary-dark-bg);
    color: var(--primary-text-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased; /* Smoother font rendering */
    -moz-osx-font-smoothing: grayscale;
}

/* Header */
header {
    background-color: var(--secondary-dark-bg);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between; /* Pushes H1 left, Nav right */
    align-items: center;
    box-shadow: 0 2px 5px var(--card-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color var(--transition-speed) ease;
}

header h1 {
    color: var(--accent-blue);
    margin: 0;
    font-size: 1.8em;
    flex-shrink: 0; /* Prevent h1 from shrinking too much */
}

/* Hamburger Menu Button (initially hidden on desktop) */
.hamburger-menu {
    display: none; /* Hidden by default, shown in media query */
    background: none;
    border: none;
    color: var(--primary-text-color);
    font-size: 2em;
    cursor: pointer;
    padding: 0 10px;
    z-index: 1001;
    transition: color 0.3s ease;
}

.hamburger-menu:hover {
    color: var(--accent-blue);
}
.hamburger-menu.active {
    color: var(--accent-blue);
}

/* Navigation Container (Desktop default) */
header nav {
    flex-grow: 1; /* Allow nav to grow and take available space */
    display: flex; /* Ensure flex for centering ul on desktop */
    justify-content: flex-end; /* Align ul to the right */
}

/* Navigation List (Desktop default) */
header nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex; /* Flex display for desktop layout */
    align-items: center;
    gap: var(--spacing-md); /* Space between nav items */
}

header nav ul li a,
header nav ul li button {
    color: var(--primary-text-color);
    text-decoration: none;
    font-weight: 600;
    padding: 8px 15px;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-speed) ease; /* Animate all properties */
    border: 1px solid transparent;
    background: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 1em;
    white-space: nowrap;
}

header nav ul li a:hover,
header nav ul li button:hover {
    background-color: var(--accent-blue);
    color: #fff;
    border-color: var(--accent-blue);
}

/* Active Navigation Link Styling */
header nav ul li a.active {
    background-color: var(--accent-blue);
    color: #fff;
    border-color: var(--accent-blue);
    font-weight: bold;
    pointer-events: none; /* Prevents clicking the active link */
}
header nav ul li a.active:hover { /* Maintain active state on hover */
    background-color: var(--accent-blue);
    color: #fff;
    border-color: var(--accent-blue);
}

/* Main Content Area */
main {
    flex: 1;
    padding: var(--spacing-lg); /* Increased padding */
    background-color: var(--primary-dark-bg);
    margin: var(--spacing-md) auto; /* Horizontal centering on larger screens */
    max-width: 1200px;
    width: 100%;
    box-sizing: border-box;
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 10px var(--card-shadow);
}

/* Section Titles (H2) - Global Style */
.section-title {
    color: var(--accent-blue);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
    text-align: center;
    font-size: 1.8em;
}

/* Forms - General Styling */
.form-group {
    margin-bottom: var(--spacing-md); /* Increased margin */
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm); /* Increased margin */
    color: var(--secondary-text-color);
    font-weight: 600;
}

input[type="text"],
input[type="number"],
input[type="email"],
input[type="password"],
input[type="date"],
select,
textarea {
    width: 100%; /* Changed from calc() for simplicity */
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 1em;
    background-color: var(--secondary-dark-bg); /* Changed to secondary for contrast */
    color: var(--primary-text-color);
    box-sizing: border-box;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="date"]:focus,
select:focus,
textarea:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25); /* A more subtle focus shadow */
    outline: none;
}

/* Global Button Styling */
button[type="submit"],
.action-button { /* Use .action-button for general purpose buttons */
    background-color: var(--accent-blue);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 1em;
    font-weight: 700;
    transition: all var(--transition-speed) ease; /* Animate all properties */
    margin-top: var(--spacing-sm);
    width: auto; /* Default for desktop */
}

button[type="submit"]:hover,
.action-button:hover {
    background-color: #0056b3; /* A darker shade of blue for hover */
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--card-shadow);
}

button[type="submit"]:active,
.action-button:active {
    transform: translateY(0);
    box-shadow: none;
}

/* --- NEW: Small Button Style --- */
.small-btn {
    padding: 6px 12px;
    font-size: 0.8em;
    margin-top: 10px;
}

/* Tables - General Styling */
.table-container {
    overflow-x: auto; /* Enables horizontal scrolling for tables if content overflows */
    margin-top: var(--spacing-md);
    background-color: var(--secondary-dark-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 8px var(--card-shadow);
}

table {
    width: 100%; /* Table takes full width of its container */
    border-collapse: collapse;
    min-width: 600px; /* Ensures a minimum width for the table even on small screens */
}

table thead th {
    background-color: var(--secondary-dark-bg); /* Changed to match container */
    color: var(--primary-text-color);
    padding: 12px 15px;
    text-align: left;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9em;
    white-space: nowrap; /* Prevent header text from wrapping */
    border-bottom: 2px solid var(--accent-blue); /* Added a border for a more premium look */
}

table tbody td {
    padding: 12px 15px; /* Increased padding */
    border-bottom: 1px solid var(--border-color);
    color: var(--secondary-text-color);
    font-size: 0.9em;
    white-space: nowrap; /* Keep content on a single line */
    overflow: hidden; /* Hide overflowing content */
    text-overflow: ellipsis; /* Show ellipsis for overflowing text */
    max-width: 250px; /* Limits the max width of cell content, adjust as needed */
    vertical-align: middle; /* Aligns content vertically */
    transition: background-color var(--transition-speed) ease;
}

table tbody td.description-cell {
    white-space: normal;
    word-break: break-word;
    max-width: 300px;
}

table tbody td.action-buttons {
    white-space: nowrap;
    overflow: visible;
    text-overflow: clip;
    min-width: 120px;
}

table tbody tr:last-child td {
    border-bottom: none;
}

table tbody tr:hover td {
    background-color: var(--border-color);
    color: var(--primary-text-color);
}

/* Specific colors for transaction types in table */
#transactions-tbody .income,
#recent-transactions-tbody .income {
    color: var(--success-green);
}

#transactions-tbody .expense,
#recent-transactions-tbody .expense {
    color: var(--danger-red);
}

#transactions-tbody .savings,
#recent-transactions-tbody .savings {
    color: var(--accent-blue);
}

#transactions-tbody .withdraw,
#recent-transactions-tbody .withdraw {
    color: var(--warning-orange);
}


.action-buttons button {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--secondary-text-color);
    padding: 6px 10px;
    border-radius: 4px;
    cursor: pointer;
    margin-right: 5px;
    transition: all 0.2s ease;
    font-size: 0.85em;
}

.action-buttons button:hover {
    background-color: var(--border-color);
    color: var(--primary-text-color);
    transform: scale(1.05);
}

.action-buttons .edit-btn:hover {
    color: var(--accent-blue);
    border-color: var(--accent-blue);
}

.action-buttons .delete-btn:hover {
    color: var(--danger-red);
    border-color: var(--danger-red);
}

/* Footer */
footer {
    background-color: var(--secondary-dark-bg);
    color: var(--secondary-text-color);
    text-align: center;
    padding: var(--spacing-md) var(--spacing-lg);
    margin-top: auto;
    box-shadow: 0 -2px 5px var(--card-shadow);
}

/* Google Sign-in Button Styling */
.google-signin-button {
    background-color: var(--accent-blue);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 1em;
    font-weight: 700;
    transition: all 0.3s ease;
    margin-top: 15px;
    width: fit-content;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-left: auto;
    margin-right: auto;
}
.google-signin-button:hover {
    background-color: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--card-shadow);
}
.google-signin-button img {
    width: 20px;
    height: 20px;
}

/* --- MODAL STYLES --- */
.modal-overlay { display: none; position: fixed; z-index: 2000; left: 0; top: 0; width: 100%; height: 100%; overflow: auto; background-color: rgba(0,0,0,0.7); backdrop-filter: blur(5px); -webkit-backdrop-filter: blur(5px); display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity var(--transition-speed) ease; }
.modal-overlay.active { opacity: 1; }
.modal-content { background-color: var(--secondary-dark-bg); margin: auto; padding: 30px; border: 1px solid var(--border-color); border-radius: var(--border-radius-lg); width: 90%; max-width: 700px; box-shadow: 0 5px 15px var(--card-shadow); position: relative; transform: scale(0.95); opacity: 0; transition: all var(--transition-speed) ease; }
.modal-overlay.active .modal-content { transform: scale(1); opacity: 1; }
.close-button { color: var(--secondary-text-color); font-size: 32px; font-weight: bold; position: absolute; top: 10px; right: 20px; cursor: pointer; transition: color 0.3s ease; }
.close-button:hover, .close-button:focus { color: var(--primary-text-color); text-decoration: none; }
#transaction-form { display: grid; grid-template-columns: 1fr; gap: 20px; max-width: 100%; margin: 0; }
.blur-background { filter: blur(3px); pointer-events: none; user-select: none; transition: filter var(--transition-speed) ease; }

/* --- Custom Confirmation Modal Styles --- */
.confirm-modal-actions button {
    margin-top: 10px;
    width: 120px;
}
#confirm-btn-cancel {
    background-color: var(--border-color);
}
#confirm-btn-cancel:hover {
    background-color: #555;
}
.confirm-modal-actions button.danger {
    background-color: var(--danger-red);
}
.confirm-modal-actions button.danger:hover {
    background-color: #c21a2b;
}

/* --- Progress Bar Styles --- */
.progress-bar-container {
    width: 100%;
    background-color: var(--border-color);
    border-radius: var(--border-radius-sm);
    margin-top: 10px;
    height: 10px;
    overflow: hidden;
}
.progress-bar {
    width: 0%; /* Starts at 0, updated by JS */
    height: 100%;
    background-color: var(--success-green);
    border-radius: var(--border-radius-sm);
    transition: width 0.5s ease-in-out;
}
#savings-percentage {
    font-size: 0.8em;
    color: var(--secondary-text-color);
    margin-top: 5px;
    display: block;
}


/* --- Responsive Design Media Queries --- */
@media (max-width: 768px) {
    header {
        padding: var(--spacing-sm) var(--spacing-md);
        flex-wrap: nowrap;
    }
    header h1 { font-size: 1.5em; }
    .hamburger-menu { display: block; }
    header nav { position: absolute; top: 100%; left: 0; width: 100%; background-color: var(--secondary-dark-bg); box-shadow: 0 5px 10px var(--card-shadow); overflow: hidden; max-height: 0; transition: max-height 0.3s ease-in-out; z-index: 999; display: block; }
    header nav.active { max-height: 300px; }
    header nav ul { flex-direction: column; align-items: center; gap: 0; padding: var(--spacing-sm) 0; width: 100%; display: flex; }
    header nav ul li { width: 100%; text-align: center; margin: 0; }
    header nav ul li a, header nav ul li button { width: 100%; box-sizing: border-box; display: block; padding: 12px 0; border-radius: 0; border: none; text-align: center; }
    header nav ul li a.active { background-color: var(--accent-blue); color: var(--primary-dark-bg); }
    header nav ul li a:hover, header nav ul li button:hover { background-color: var(--border-color); color: var(--accent-blue); }

    main {
        margin: 0;
        padding: var(--spacing-md);
        border-radius: 0;
    }
    .section-title { font-size: 1.5em; }

    /* Mobile Table "Card" Layout - Scoped to .table-container */
    .table-container { overflow-x: hidden; }
    .table-container table { min-width: 100%; border: none; box-shadow: none; }
    .table-container thead { display: none; }
    .table-container tbody, .table-container tr { display: block; }
    .table-container tr { background-color: var(--secondary-dark-bg); border: 1px solid var(--border-color); border-radius: var(--border-radius-md); margin-bottom: var(--spacing-md); padding: var(--spacing-sm); box-shadow: 0 2px 5px rgba(0,0,0,0.2); }
    .table-container td { display: flex; justify-content: space-between; align-items: center; padding: 10px 5px; border: none; border-bottom: 1px solid var(--border-color); text-align: right; white-space: normal; overflow: visible; text-overflow: clip; max-width: 100%; }
    .table-container tr td:last-child { border-bottom: none; }
    .table-container td::before { content: attr(data-label); font-weight: bold; color: var(--primary-text-color); text-align: left; margin-right: 10px; }
    .table-container td.action-buttons { justify-content: center; gap: 10px; }
    .table-container td.action-buttons::before { display: none; }
    .action-buttons button { padding: 8px 16px; }

    /* Dashboard specific card adjustments for mobile */
    .summary-cards { flex-direction: column; align-items: center; gap: var(--spacing-md); }
    .card { min-width: unset; width: 100%; max-width: 100%; padding: var(--spacing-md); }
    .card h3 { font-size: 1em; }
    .card p { font-size: 2em; }

    /* Details specific filters and modal adjustments for mobile */
    .filters { flex-direction: column; align-items: stretch; }
    .filters select, .filters input[type="date"], .filters button { width: 100%; min-width: unset; }
    .modal-content { width: 95%; padding: 20px; }
    button[type="submit"], .action-button { width: 100%; }
    
    .google-signin-button {
        width: auto;
        max-width: 90%;
        padding: 12px 20px;
        font-size: 0.95em;
    }
}

/* Adjustments for medium screens (e.g., tablets - 769px to 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    main { max-width: 95%; }
    .summary-cards { gap: var(--spacing-md); justify-content: space-around; }
    .card { max-width: 45%; }
    #transaction-form { grid-template-columns: 1fr 1fr; }
    #transaction-form .form-group[style*="grid-column"], 
    #transaction-form button[type="submit"] { grid-column: span 2; }
    #transaction-form button[type="submit"] { max-width: 300px; margin-left: auto; margin-right: auto; }
}

/* --- NEW: Custom Select Dropdown --- */
.custom-select-wrapper {
    position: relative;
    width: 100%;
}
.custom-select-wrapper select {
    display: none; /* Hide the original select */
}
.select-selected {
    background-color: var(--secondary-dark-bg);
    color: var(--primary-text-color);
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    user-select: none;
    position: relative;
    font-size: 1em;
}
/* Style the arrow */
.select-selected::after {
    position: absolute;
    content: "";
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--primary-text-color);
    transition: all 0.2s ease;
}
/* Point the arrow upwards when the select box is open */
.select-selected.select-arrow-active::after {
    border-top: none;
    border-bottom: 6px solid var(--accent-blue);
}
.select-items {
    position: absolute;
    background-color: var(--secondary-dark-bg);
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 99;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    max-height: 200px;
    overflow-y: auto;
}
.select-items div, .select-selected {
    color: var(--primary-text-color);
    padding: 12px 16px;
    cursor: pointer;
}
.select-items div:hover, .same-as-selected {
    background-color: var(--accent-blue);
    color: #fff;
}
.select-hide {
    display: none;
}