:root {
    --background-color: #1c2025;
    --sidebar-color: #262a2f;
    --card-bg: #2d3238;
    --text-color: #e5e8ec;
    --text-muted: #88939c;
    --border-color: #3f4751;

    --primary-blue: #4a90e2;
    --primary-hover: #3a7ac2;
    --accent-red: #d0021b;
    --accent-green: #7ed321;
    --accent-yellow: #f5a623;

    --low-priority: var(--accent-green);
    --medium-priority: var(--accent-yellow);
    --high-priority: var(--accent-red);

    --overdue-color: var(--accent-red);
    --locked-color: #e2a04a; /* New color for locked tasks */

    --shadow-main: 0 4px 12px rgba(0, 0, 0, 0.25);
    --shadow-light: 0 2px 5px rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

body.no-scroll {
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
    overflow-x: hidden;
}

.sidebar {
    width: 250px;
    background-color: var(--sidebar-color);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border-color);
    box-shadow: var(--shadow-main);
    flex-shrink: 0;
    transition: transform 0.3s ease-in-out;
}

.logo {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    padding-left: 0.5rem;
}

.logo-icon {
    font-size: 1.5rem;
    margin-right: 0.75rem;
    color: var(--primary-blue);
}

.logo-text {
    font-family: 'Poppins', sans-serif;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-color);
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

.nav-item:hover {
    background-color: rgba(74, 144, 226, 0.1);
    color: var(--primary-blue);
}

.nav-item.active {
    background-color: rgba(74, 144, 226, 0.2);
    color: var(--primary-blue);
    position: relative;
}

.nav-icon {
    font-size: 1.2rem;
    margin-right: 0.75rem;
}

.user-info {
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.user-info #openBoardSelectionBtn {
    margin-top: 10px;
}

.user-id-text {
    word-break: break-all;
    font-family: 'Roboto Mono', monospace;
    color: var(--text-color);
    font-size: 0.75rem;
    margin-bottom: 1rem;
}

.main-content {
    flex-grow: 1;
    overflow-x: hidden;
    padding: 2.5rem;
    overflow-y: auto;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.header h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-color);
}

.primary-btn {
    background-color: var(--primary-blue);
    color: #fff;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-light);
}

.primary-btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.secondary-btn {
    background-color: transparent;
    color: var(--primary-blue);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--primary-blue);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.secondary-btn:hover {
    background-color: rgba(74, 144, 226, 0.1);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.8rem;
    cursor: pointer;
    z-index: 1100;
    transition: opacity 0.3s ease;
}

.view-section {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.view-section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.summary-card {
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-main);
    text-align: center;
}

.summary-card h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.summary-card .count {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.summary-card.high-priority h3 {
    color: var(--high-priority);
}

.summary-card.high-priority .count {
    color: var(--high-priority);
}

.summary-card.overdue h3 {
    color: var(--overdue-color);
}

.summary-card.overdue .count {
    color: var(--overdue-color);
}

.dashboard-details {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-main);
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.progress-section,
.priority-chart-section {
    flex: 1;
    min-width: 300px;
}

.progress-section h4,
.priority-chart-section h4 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.progress-bar-container {
    height: 8px;
    background-color: var(--sidebar-color);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-blue);
    transition: width 0.5s ease;
}

.progress-text {
    margin-top: 0.5rem;
    font-family: 'Poppins', sans-serif;
    color: var(--primary-blue);
    text-align: right;
    font-size: 0.8rem;
    font-weight: 500;
}

.priority-chart-container {
    height: 8px;
    display: flex;
    border-radius: 4px;
    overflow: hidden;
    background-color: var(--sidebar-color);
}

.priority-bar {
    height: 100%;
    transition: width 0.6s ease;
}

.priority-bar.high {
    background-color: var(--high-priority);
}

.priority-bar.medium {
    background-color: var(--medium-priority);
}

.priority-bar.low {
    background-color: var(--low-priority);
}

.chart-legend {
    margin-top: 1rem;
    display: flex;
    justify-content: space-around;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.legend-color {
    width: 15px;
    height: 15px;
    border-radius: 50%;
}

.legend-color.high {
    background-color: var(--high-priority);
}

.legend-color.medium {
    background-color: var(--medium-priority);
}

.legend-color.low {
    background-color: var(--low-priority);
}

.kanban-board {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.kanban-column {
    background-color: var(--sidebar-color);
    padding: 1.5rem;
    min-width: 0;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-light);
}

.kanban-column h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.2rem;
    color: var(--text-color);
    text-align: center;
    margin-bottom: 1rem;
    font-weight: 600;
}

.task-list-kanban {
    min-height: 300px;
}

.kanban-card {
    background-color: var(--card-bg);
    padding: 1rem;
    padding-bottom: 3.5rem; /* Add padding to accommodate footer */
    border-radius: 6px;
    border-left: 4px solid;
    margin-bottom: 0.75rem;
    cursor: grab;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-light);
    position: relative; /* Make relative for absolute positioning of children */
}

.kanban-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-main);
}

.kanban-card.dragging {
    opacity: 0.7;
    transform: scale(0.95);
}

/* New: Styling for locked tasks */
.kanban-card.locked {
    border-color: var(--locked-color); /* Orange border */
    background-color: rgba(var(--locked-color), 0.1); /* Slightly tinted background */
    cursor: not-allowed;
    opacity: 0.8;
}

.kanban-card.locked .card-action-btn {
    pointer-events: none; /* Disable buttons */
    opacity: 0.5;
}

/* This is the rule you provided, with the updated positioning */
.kanban-card.locked .lock-icon {
    position: absolute;
    top: 10px;
    right: 10px;
    color: var(--locked-color);
    font-size: 1.2rem;
    z-index: 5;
}

.kanban-card h4 {
    font-size: 1rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.kanban-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    white-space: normal;
    margin-bottom: 1rem; /* Added margin for separation from footer */
    /* New styles for text wrapping */
    word-wrap: break-word; /* Allows long words to break and wrap */
    overflow-wrap: break-word; /* Newer, preferred syntax for word-wrap */
}

.card-footer {
    position: absolute;
    bottom: 10px;
    left: 10px;
    right: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 5px; /* Adjust padding as needed */
    border-top: 1px solid rgba(var(--text-color-rgb), 0.1); /* Light separator */
}

.due-date-display {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.due-date-display .calendar-icon {
    width: 16px;
    height: 16px;
    filter: invert(50%) sepia(20%) saturate(600%) hue-rotate(180deg); /* Adjust icon color */
}

.kanban-card .card-actions {
    display: flex;
    gap: 5px;
}

.kanban-card .card-action-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: color 0.2s ease;
    width: 20px;
    height: 20px;
}

.kanban-card .card-action-btn img {
    width: 100%;
    height: 100%;
    filter: invert(50%) sepia(20%) saturate(600%) hue-rotate(180deg);
    transition: filter 0.2s ease;
}

.kanban-card .card-action-btn.edit-btn:hover img {
    filter: invert(47%) sepia(87%) saturate(1914%) hue-rotate(190deg) brightness(97%) contrast(92%);
}

.kanban-card .card-action-btn.delete-btn:hover img {
    filter: invert(18%) sepia(84%) saturate(7180%) hue-rotate(356deg) brightness(85%) contrast(116%);
}

.priority-low {
    border-color: var(--low-priority);
}

.priority-medium {
    border-color: var(--medium-priority);
}

.priority-high {
    border-color: var(--high-priority);
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-main);
    position: relative;
    animation: fadeInModal 0.3s ease;
}

@keyframes fadeInModal {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.close-btn {
    color: var(--text-muted);
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.8rem;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: var(--accent-red);
}

.modal-content h2 {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.modal-content p {
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 1.5rem;
}

/* New: Task locked message styling */
.task-locked-message {
    color: var(--locked-color) !important;
    font-weight: 600;
    margin-bottom: 1rem;
    padding: 0.5rem;
    border: 1px solid var(--locked-color);
    border-radius: 5px;
    background-color: rgba(var(--locked-color), 0.1);
}

.modal-divider {
    border: none;
    height: 1px;
    background-color: var(--border-color);
    margin: 2rem 0;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--background-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 5px rgba(74, 144, 226, 0.2);
}

.form-group textarea {
    resize: none;
    min-height: 100px;
}

.priority-dropdown-container {
    position: relative;
}

.priority-dropdown-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0.75rem;
    background-color: var(--background-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.priority-dropdown-display:hover {
    border-color: var(--primary-blue);
}

.priority-dropdown-display .dropdown-arrow {
    font-size: 0.8rem;
    transition: transform 0.2s ease;
}

.priority-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--sidebar-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-shadow: var(--shadow-main);
    z-index: 10;
    display: none;
    margin-top: 5px;
}

.priority-dropdown-container.open .priority-dropdown-menu {
    display: block;
}

.priority-option {
    width: 100%;
    background-color: transparent;
    border: none;
    padding: 0.75rem;
    text-align: left;
    color: var(--text-color);
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.2s ease;
}

.priority-option:hover {
    background-color: var(--background-color);
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.board-selection-actions {
    flex-direction: column; /* Stack buttons vertically */
    gap: 0.75rem;
}

.board-selection-actions .primary-btn {
    width: 100%; /* Make buttons full width */
}

@media (max-width: 1024px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100%;
        transform: translateX(-100%);
        z-index: 1000;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        padding: 2rem;
        width: 100%;
    }

    .menu-toggle {
        display: block;
    }

    body.no-scroll .menu-toggle {
        opacity: 0;
        pointer-events: none;
    }

    .header {
        display: grid;
        grid-template-columns: auto 1fr auto;
        align-items: center;
    }

    .header h1 {
        text-align: center;
    }

    .header .primary-btn {
        justify-self: end;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 1.5rem;
    }

    .header h1 {
        font-size: 1.5rem;
    }

    .primary-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }

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

    .kanban-board {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .task-list-kanban {
        min-height: 150px;
    }

    .dashboard-details {
        flex-direction: column;
        padding: 1.5rem;
    }

    .modal-content {
        width: 95%;
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .header {
        margin-bottom: 1.5rem;
        padding-bottom: 1rem;
    }

    .header h1 {
        font-size: 1.2rem;
    }

    .summary-card .count {
        font-size: 2rem;
    }

    .kanban-column {
        padding: 1rem;
    }
    .board-selection-actions {
        flex-direction: column;
        gap: 0.5rem;
    }
}