:root {
    /* Dark Theme Palette */
    --bg-body: #141416;
    --bg-sidebar: #1f1f23;
    --bg-card: #1f1f23;
    --bg-input: #25252b;

    --text-primary: #ffffff;
    --text-secondary: #808191;
    --text-muted: #5f616b;

    --primary-color: #6c5dd3;
    /* Purple accent */
    --primary-hover: #5c4ec0;

    --secondary-color: #353945;
    /* Dark grey for secondary actions */
    --border-color: #2d2d35;

    --success-color: #45b36b;
    /* Green */
    --danger-color: #ef466f;
    /* Red/Pink */
    --warning-color: #ffce73;
    /* Yellow/Orange */
    --info-color: #3772ff;
    /* Blue */

    --sidebar-width: 260px;
    --header-height: 80px;
    --border-radius: 16px;
    --card-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);

    /* New additions */
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.5;
    /* Removed display: flex to fix layout issues */
}

/* Enforce font on form elements */
input,
button,
select,
textarea,
option {
    font-family: 'Inter', sans-serif;
}

/* Layout */
.app-container {
    width: 100%;
    min-height: 100vh;
    /* Removed display: flex */
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    padding: 1.5rem 1rem;
    left: 0;
    top: 0;
}

.sidebar-header {
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 0.5rem;
    margin-bottom: 2.5rem;
    color: var(--text-primary);
    position: relative;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.4rem;
    white-space: nowrap;
    overflow: hidden;
    transition: opacity 0.2s;
}

.logo-container i {
    color: var(--primary-color);
    font-size: 1.8rem;
    min-width: 24px;
    /* Ensure icon doesn't shrink */
}

#sidebar-collapse-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.5rem;
    padding: 4px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    width: 32px;
    height: 32px;
}

#sidebar-collapse-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.sidebar-menu {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-menu li {
    margin-bottom: 0.5rem;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    padding: 0.8rem 1rem;
    text-decoration: none;
    color: var(--text-secondary);
    border-radius: 12px;
    transition: all 0.2s ease;
    font-weight: 600;
    white-space: nowrap;
}

.sidebar-menu a i {
    margin-right: 1rem;
    font-size: 1.3rem;
    width: 24px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
    background-color: var(--primary-color);
    color: #fff;
}

.sidebar-footer {
    padding: 1rem 0;
    border-top: 1px solid var(--border-color);
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Logout Button (Styled like menu items) */
.logout-btn {
    display: flex;
    align-items: center;
    padding: 0.8rem 1rem;
    text-decoration: none;
    color: var(--text-secondary);
    /* Match other links */
    border-radius: 12px;
    transition: all 0.2s ease;
    font-weight: 600;
    white-space: nowrap;
    background-color: transparent;
    /* Remove pink background */
    width: 100%;
}

.logout-btn i {
    margin-right: 1rem;
    font-size: 1.3rem;
    width: 24px;
    text-align: center;
    flex-shrink: 0;
    color: var(--danger-color);
    /* Keep icon red */
}

.logout-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    /* Subtle hover like others */
    color: var(--text-primary);
}

/* Collapsed State */
.sidebar.collapsed {
    width: 88px;
    padding: 1.5rem 0.75rem;
}

.sidebar.collapsed .logo-text {
    display: none;
    opacity: 0;
}

.sidebar.collapsed .sidebar-header {
    justify-content: center;
    padding: 0;
    margin-bottom: 2rem;
}

.sidebar.collapsed .logo-container {
    display: none;
}

.sidebar.collapsed #sidebar-collapse-btn {
    transform: rotate(180deg);
    margin: 0 auto;
    width: 40px;
    height: 40px;
    background-color: var(--bg-input);
    color: var(--text-primary);
}

.sidebar.collapsed .sidebar-menu a {
    justify-content: center;
    padding: 0.8rem 0;
}

.sidebar.collapsed .sidebar-menu a i {
    margin-right: 0;
    font-size: 1.5rem;
}

.sidebar.collapsed .sidebar-menu a span:not(.bx) {
    display: none;
}

.sidebar.collapsed .sidebar-menu a {
    font-size: 0;
}

.sidebar.collapsed .sidebar-menu a i {
    font-size: 1.5rem;
}

.sidebar.collapsed .sidebar-footer {
    padding: 1rem 0;
    align-items: center !important;
}

.sidebar.collapsed .sidebar-footer>div:first-child {
    width: 100%;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center !important;
    /* Force center alignment */
}

.sidebar.collapsed .sidebar-footer span {
    display: none !important;
}

.sidebar.collapsed .logout-btn {
    justify-content: center;
    padding: 0.8rem 0;
    width: 40px;
    /* Fixed width for perfect circle/square */
    height: 40px;
    margin: 0 auto;
    /* Center in container */
}

.sidebar.collapsed .logout-btn span {
    display: none !important;
    /* Double ensure */
}

.sidebar.collapsed .logout-btn i {
    margin-right: 0;
    font-size: 1.5rem;
}

.sidebar.collapsed .sidebar-footer div:last-child {
    display: none !important;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: auto;
    /* Let it fill naturally */
}

.main-content.expanded {
    margin-left: 88px;
    width: auto;
}

/* Header */
.top-header {
    height: var(--header-height);
    background-color: var(--bg-body);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 3rem;
    position: sticky;
    top: 0;
    z-index: 900;
}

.header-left h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.user-info {
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 1rem;
}

.user-role {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Page Content */
.page-content {
    padding: 0 3rem 3rem 3rem;
    flex: 1;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
    /* Allow wrapping on smaller screens */
    gap: 1.5rem;
}

.page-title {
    margin: 0;
    font-size: 1.8rem;
    /* Slightly smaller to prevent excessive wrapping */
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

/* ... (Components section remains unchanged) ... */

/* Collapsed Sidebar Fixes */
.sidebar.collapsed .logout-btn span {
    display: none !important;
}

.sidebar.collapsed .logout-btn {
    justify-content: center;
    padding: 0.8rem 0;
    width: 100%;
}

.sidebar.collapsed .logout-btn i {
    margin-right: 0;
    font-size: 1.5rem;
}

.sidebar.collapsed .sidebar-footer {
    padding: 1rem 0.5rem;
    /* Reduce padding */
}

.sidebar.collapsed .sidebar-footer>div {
    align-items: center !important;
    width: 100%;
}

.sidebar.collapsed .sidebar-footer div:last-child {
    display: none !important;
    /* Force hide powered by */
}

/* Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    text-align: center;
    vertical-align: middle;
    user-select: none;
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    line-height: 1.5;
    border-radius: 12px;
    transition: all 0.2s;
    cursor: pointer;
    text-decoration: none;
    gap: 0.5rem;
}

.btn-primary {
    color: #fff;
    background-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(108, 93, 211, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    color: var(--text-primary);
    background-color: var(--secondary-color);
}

.btn-secondary:hover {
    background-color: #464b58;
}

.btn-danger {
    color: #fff;
    background-color: var(--danger-color);
}

.btn-warning {
    color: #1f1f23;
    background-color: var(--warning-color);
}

.btn-success {
    color: #fff;
    background-color: var(--success-color);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    border-radius: 8px;
}

/* Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.card-header {
    padding: 1.5rem;
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
}

.task-card {
    border-left-width: 4px !important;
    transition: transform 0.2s;
}

.task-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color) !important;
}

/* Tables */
.table {
    width: 100%;
    margin-bottom: 0;
    color: var(--text-primary);
    border-collapse: separate;
    border-spacing: 0;
}

.table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table td {
    padding: 1.2rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

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

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.35em 0.8em;
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 6px;
    color: #fff;
}

.badge-primary {
    background-color: var(--primary-color);
}

.badge-secondary {
    background-color: var(--secondary-color);
    color: var(--text-secondary);
}

.badge-success {
    background-color: rgba(69, 179, 107, 0.15);
    color: var(--success-color);
}

.badge-danger {
    background-color: rgba(239, 70, 111, 0.15);
    color: var(--danger-color);
}

.badge-warning {
    background-color: rgba(255, 206, 115, 0.15);
    color: var(--warning-color);
}

.badge-info {
    background-color: rgba(55, 114, 255, 0.15);
    color: var(--info-color);
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-control {
    display: block;
    width: 100%;
    height: 48px;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-input);
    border: 2px solid transparent;
    border-radius: 12px;
    transition: all 0.2s;
}

.form-control:focus {
    outline: 0;
    border-color: var(--primary-color);
    background-color: var(--bg-card);
}

/* Filters Bar */
.filters-bar {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--bg-card);
    margin: 5% auto;
    padding: 2rem;
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 600px;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    color: var(--text-primary);
}

.close {
    color: var(--text-secondary);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.2s;
}

.close:hover {
    color: var(--text-primary);
}

/* Login Page */
.login-page {
    background-color: var(--bg-body);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 1rem;
}

.login-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: var(--card-shadow);
    width: 100%;
    max-width: 500px;
}

.login-title {
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 800;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

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

    .main-content {
        margin-left: 0;
        width: 100%;
    }

    .main-content.expanded {
        margin-left: 0;
        width: 100%;
    }

    .top-header {
        padding: 0 1.5rem;
    }

    .page-content {
        padding: 1.5rem;
    }

    .filters-bar {
        flex-direction: column;
        align-items: stretch;
    }
}

/* --- NEW FEATURES --- */

/* Tag Selection Styling (Solid Buttons) */
.tag-selector-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-option {
    display: none;
    /* Hide actual radio/checkbox */
}

.tag-label {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    /* Pill shape */
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    transition: all 0.2s;
    border: 2px solid transparent;
    opacity: 0.7;
    color: #fff;
    /* Ensure text is readable on colored bg */
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.tag-option:checked+.tag-label {
    opacity: 1;
    transform: scale(1.05);
    box-shadow: 0 0 0 2px var(--bg-card), 0 0 0 4px var(--primary-color);
}

/* Collapsible Filters */
.filters-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.filters-header h3 {
    margin: 0;
    font-size: 1.1rem;
}

.filters-content {
    display: block;
    /* Default open or handled by JS */
    transition: all 0.3s ease;
}

.filters-content.collapsed {
    display: none;
}

/* View Toggle (List vs Board) */
.view-toggle {
    display: flex;
    background: var(--bg-input);
    padding: 4px;
    border-radius: 12px;
    gap: 4px;
}

.view-btn {
    border: none;
    background: transparent;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    transition: all 0.2s;
    width: auto;
}

.view-btn.active {
    background-color: var(--bg-card);
    color: var(--text-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* List View Styles */
.tasks-container.list-view {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tasks-container.list-view .task-card {
    display: grid;
    grid-template-columns: 4px 1fr auto auto auto;
    /* StatusColor Title User Status Actions */
    align-items: center;
    padding: 1rem;
    gap: 1.5rem;
    border-left: none !important;
    /* Remove default left border */
    position: relative;
}

/* Status indicator strip for list view */
.tasks-container.list-view .task-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: var(--status-color, #ccc);
    /* Fallback */
}

/* Hide/Show elements based on view */
.tasks-container.list-view .task-desc {
    display: none;
    /* Hide description in list view for compactness */
}

.tasks-container.list-view .task-meta {
    margin-top: 0;
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* User Icons (Flat) */
.user-avatar {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-input);
    padding: 4px 12px 4px 4px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
}

.user-avatar i {
    background: var(--secondary-color);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--text-primary);
}

/* Asana-style List View (Table) */
.task-table-container {
    display: none;
    /* Hidden by default */
    background: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    overflow-x: auto;
}

.task-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.task-table th {
    text-align: left;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 600;
}

.task-table td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    color: var(--text-primary);
}

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

.task-table tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Status Badge in Table */
.status-badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: capitalize;
}

.status-badge.pendiente {
    background: rgba(108, 117, 125, 0.2);
    color: #adb5bd;
}

.status-badge.en_progreso {
    background: rgba(0, 123, 255, 0.2);
    color: #5c9eff;
}

.status-badge.completada {
    background: rgba(40, 167, 69, 0.2);
    color: #6fcf97;
}

.status-badge.no_completada {
    background: rgba(220, 53, 69, 0.2);
    color: #ff758f;
}

/* Show/Hide logic handled by JS toggling classes on container */
.tasks-view-board .tasks-container {
    display: grid;
}

/* Grid for cards */
.tasks-view-board .task-table-container {
    display: none;
}

.tasks-view-list .tasks-container {
    display: none;
}

.tasks-view-list .task-table-container {
    display: block;
}