@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #667eea;
    --primary-dark: #5a67d8;
    --secondary: #764ba2;
    --success: #00b09b;
    --warning: #f6ca3e;
    --danger: #f5365c;
    --info: #3b82f6;
    --dark: #1e293b;
    --sidebar-bg: #1e293b;
    --sidebar-text: #cbd5e1;
    --sidebar-hover: rgba(255, 255, 255, 0.1);
    --sidebar-active: rgba(255, 255, 255, 0.15);
    --bg-main: #f1f5f9;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 0.75rem;
    --radius-sm: 0.5rem;
    --font-family: 'Plus Jakarta Sans', sans-serif;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-main);
    color: var(--text-primary);
    overflow-x: hidden;
}

::selection {
    background-color: var(--primary);
    color: white;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-main);
}

::-webkit-scrollbar-thumb {
    background: var(--text-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-primary);
}

a {
    text-decoration: none;
    color: inherit;
}

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 260px;
    height: 100vh;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    z-index: 1000;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.sidebar.collapsed {
    width: 70px;
}

.sidebar-header {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.sidebar-logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
    flex-shrink: 0;
}

.sidebar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar.collapsed .sidebar-brand {
    display: none;
}

.sidebar-toggle {
    position: absolute;
    right: -12px;
    top: 24px;
    width: 24px;
    height: 24px;
    background: var(--sidebar-bg);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    z-index: 10;
}

.sidebar-toggle:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.sidebar-toggle i {
    font-size: 12px;
    transition: transform 0.3s;
}

.sidebar.collapsed .sidebar-toggle i {
    transform: rotate(180deg);
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 1.5rem;
}

.nav-section-title {
    padding: 0.5rem 1.5rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 600;
}

.sidebar.collapsed .nav-section-title {
    display: none;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    margin: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.nav-item:hover {
    background: var(--sidebar-hover);
}

.nav-item.active {
    background: var(--sidebar-active);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--primary);
    border-radius: 0 2px 2px 0;
}

.nav-item i {
    width: 20px;
    margin-right: 12px;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.nav-item span {
    white-space: nowrap;
    overflow: hidden;
    transition: opacity 0.3s;
}

.sidebar.collapsed .nav-item span {
    opacity: 0;
}

.nav-item .badge {
    margin-left: auto;
    background: var(--danger);
    color: white;
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
    font-weight: 600;
}

.sidebar.collapsed .nav-item .badge {
    display: none;
}

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

.sidebar-user:hover {
    background: var(--sidebar-hover);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.user-info {
    flex: 1;
    overflow: hidden;
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: white;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
}

.sidebar.collapsed .user-info {
    display: none;
}

.main-content {
    margin-left: 260px;
    min-height: 100vh;
    transition: margin-left 0.3s ease;
}

.sidebar.collapsed ~ .main-content {
    margin-left: 70px;
}

.navbar {
    position: sticky;
    top: 0;
    background: var(--card-bg);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--text-secondary);
    transition: color 0.2s;
}

.breadcrumb a:hover {
    color: var(--primary);
}

.breadcrumb i {
    font-size: 0.6rem;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.search-box {
    position: relative;
}

.search-box input {
    width: 250px;
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    background: var(--bg-main);
    transition: all 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-box i {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.navbar-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg-main);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    transition: all 0.2s;
}

.navbar-btn:hover {
    background: var(--border-color);
}

.navbar-btn i {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.navbar-btn .badge {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 18px;
    height: 18px;
    background: var(--danger);
    color: white;
    font-size: 0.65rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.user-dropdown {
    position: relative;
}

.user-dropdown-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    border: none;
    background: var(--bg-main);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.user-dropdown-btn:hover {
    background: var(--border-color);
}

.user-dropdown-btn img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.user-dropdown-btn span {
    font-weight: 500;
    font-size: 0.875rem;
}

.user-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 200px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s;
    z-index: 1000;
}

.user-dropdown:hover .user-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    transition: background 0.2s;
    cursor: pointer;
}

.dropdown-item:hover {
    background: var(--bg-main);
}

.dropdown-item i {
    width: 18px;
    color: var(--text-secondary);
}

.dropdown-item.danger {
    color: var(--danger);
}

.dropdown-item.danger i {
    color: var(--danger);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 0.25rem 0;
}

.content-area {
    padding: 1.5rem;
}

.card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: var(--bg-main);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-color);
}

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

.btn-danger:hover {
    background: #e0244e;
}

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

.btn-success:hover {
    background: #009688;
}

.btn-sm {
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--card-bg);
    transition: all 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-control::placeholder {
    color: var(--text-secondary);
}

select.form-control {
    cursor: pointer;
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.form-error {
    font-size: 0.8rem;
    color: var(--danger);
    margin-top: 0.25rem;
}

.table-wrapper {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    background: var(--bg-main);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.table tbody tr:hover {
    background: var(--bg-main);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
}

.badge-primary {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary);
}

.badge-success {
    background: rgba(0, 176, 155, 0.1);
    color: var(--success);
}

.badge-warning {
    background: rgba(246, 202, 62, 0.1);
    color: #b8940b;
}

.badge-danger {
    background: rgba(245, 54, 92, 0.1);
    color: var(--danger);
}

.badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

.badge-secondary {
    background: rgba(100, 116, 139, 0.1);
    color: var(--text-secondary);
}

.badge.badge-high {
    background: rgba(245, 54, 92, 0.2);
    color: #dc3545;
}

.badge.badge-medium {
    background: rgba(246, 202, 62, 0.25);
    color: #92400e;
}

.badge.badge-low {
    background: rgba(0, 176, 155, 0.2);
    color: #047857;
}

.badge.badge-backlog {
    background: rgba(100, 116, 139, 0.2);
    color: #64748b;
}

.badge.badge-todo {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.badge.badge-in_progress {
    background: rgba(246, 202, 62, 0.25);
    color: #92400e;
}

.badge.badge-review {
    background: rgba(168, 85, 247, 0.2);
    color: #7e22ce;
}

.badge.badge-done {
    background: rgba(0, 176, 155, 0.2);
    color: #047857;
}

.badge.badge-active {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.badge.badge-completed {
    background: rgba(0, 176, 155, 0.2);
    color: #047857;
}

.badge.badge-archived {
    background: rgba(100, 116, 139, 0.2);
    color: #64748b;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.avatar-sm {
    width: 32px;
    height: 32px;
}

.avatar-lg {
    width: 56px;
    height: 56px;
}

.avatar-group {
    display: flex;
}

.avatar-group .avatar {
    margin-left: -10px;
    border: 2px solid var(--card-bg);
}

.avatar-group .avatar:first-child {
    margin-left: 0;
}

.progress {
    height: 8px;
    background: var(--bg-main);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    transition: width 0.3s ease;
}

.stats-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    transition: all 0.2s;
}

.stats-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stats-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.stats-icon.primary {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary);
}

.stats-icon.success {
    background: rgba(0, 176, 155, 0.1);
    color: var(--success);
}

.stats-icon.warning {
    background: rgba(246, 202, 62, 0.1);
    color: #b8940b;
}

.stats-icon.danger {
    background: rgba(245, 54, 92, 0.1);
    color: var(--danger);
}

.stats-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.stats-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.dropdown-menu {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    min-width: 250px;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.modal-backdrop.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform 0.3s;
}

.modal-backdrop.show .modal {
    transform: scale(1);
}

.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-main);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--danger);
    color: white;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    padding: 1rem 1.25rem;
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 300px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.toast.success .toast-icon {
    background: rgba(0, 176, 155, 0.1);
    color: var(--success);
}

.toast.error .toast-icon {
    background: rgba(245, 54, 92, 0.1);
    color: var(--danger);
}

.toast.warning .toast-icon {
    background: rgba(246, 202, 62, 0.1);
    color: #b8940b;
}

.toast.info .toast-icon {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    font-size: 0.9rem;
}

.toast-message {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.kanban-board {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 1rem;
}

.kanban-column {
    min-width: 300px;
    background: var(--bg-main);
    border-radius: var(--radius);
    padding: 1rem;
    flex-shrink: 0;
}

.kanban-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.kanban-title {
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.kanban-count {
    width: 24px;
    height: 24px;
    background: var(--card-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.kanban-cards {
    min-height: 200px;
}

.kanban-card {
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin-bottom: 0.75rem;
    border: 1px solid var(--border-color);
    cursor: grab;
    transition: all 0.2s;
}

.kanban-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.kanban-card.dragging {
    opacity: 0.5;
    transform: rotate(3deg);
    box-shadow: var(--shadow-lg);
}

.kanban-card.no-drag {
    cursor: default !important;
    opacity: 0.7 !important;
    pointer-events: none !important;
    user-select: none !important;
}

.kanban-card.no-drag:hover {
    box-shadow: none !important;
    transform: none !important;
}

.kanban-card-title {
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.kanban-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.todo-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: grab;
    transition: all 0.2s;
}

.todo-item:hover {
    box-shadow: var(--shadow-md);
}

.todo-item.completed {
    opacity: 0.6;
}

.todo-item.completed .todo-title {
    text-decoration: line-through;
}

.todo-checkbox {
    width: 22px;
    height: 22px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.todo-checkbox:hover {
    border-color: var(--primary);
}

.todo-checkbox.checked {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

.todo-content {
    flex: 1;
}

.todo-title {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.todo-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.todo-actions {
    display: flex;
    gap: 0.5rem;
}

.todo-actions button {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-main);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.todo-actions button:hover {
    background: var(--danger);
    color: white;
}

.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-secondary);
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--text-secondary);
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.empty-state-text {
    font-size: 0.9rem;
    max-width: 400px;
    margin: 0 auto 1.5rem;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.pagination button {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
}

.pagination button:hover:not(:disabled) {
    background: var(--bg-main);
    border-color: var(--primary);
    color: var(--primary);
}

.pagination button.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.theme-settings {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    height: 100vh;
    background: var(--card-bg);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    z-index: 2000;
    transition: right 0.3s ease;
    overflow-y: auto;
}

.theme-settings.show {
    right: 0;
}

.theme-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.theme-overlay.show {
    opacity: 1;
    visibility: visible;
}

.theme-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.theme-body {
    padding: 1.5rem;
}

.theme-section {
    margin-bottom: 2rem;
}

.theme-section-title {
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.color-picker-group {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.color-picker {
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--radius-sm);
    border: 2px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s;
}

.color-picker:hover {
    transform: scale(1.1);
}

.color-picker.selected {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.font-options {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.font-option {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.font-option:hover {
    border-color: var(--primary);
}

.font-option.selected {
    border-color: var(--primary);
    background: rgba(102, 126, 234, 0.05);
}

.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 2rem;
}

.auth-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
}

.auth-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.75rem;
    color: white;
    font-weight: 700;
}

.auth-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.auth-logo p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--primary);
    font-weight: 500;
}

.auth-footer a:hover {
    text-decoration: underline;
}

.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-danger {
    background: rgba(245, 54, 92, 0.1);
    color: var(--danger);
    border: 1px solid rgba(245, 54, 92, 0.2);
}

.alert-success {
    background: rgba(0, 176, 155, 0.1);
    color: var(--success);
    border: 1px solid rgba(0, 176, 155, 0.2);
}

.alert-warning {
    background: rgba(246, 202, 62, 0.1);
    color: #b8940b;
    border: 1px solid rgba(246, 202, 62, 0.2);
}

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

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

    .main-content {
        margin-left: 0;
    }

    .navbar {
        padding: 1rem;
    }

    .search-box {
        display: none;
    }

    .kanban-board {
        flex-direction: column;
    }

    .kanban-column {
        min-width: 100%;
    }

    .theme-settings {
        width: 100%;
        right: -100%;
    }
}