:root {
    --primary: #5865F2;
    --primary-dark: #4752C4;
    --success: #43B581;
    --danger: #F04747;
    --warning: #FAA61A;
    --info: #00AFF4;
    --dark: #202225;
    --dark-secondary: #2F3136;
    --dark-tertiary: #36393F;
    --dark-quaternary: #40444B;
    --text-primary: #FFFFFF;
    --text-secondary: #B9BBBE;
    --text-muted: #72767D;
    --border: #202225;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-tertiary) 100%);
}

.login-box {
    background: var(--dark-secondary);
    padding: 3rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    max-width: 400px;
    width: 90%;
}

.login-box h1 {
    margin-bottom: 1rem;
    color: var(--primary);
    font-size: 2rem;
}

.login-box p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

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

.btn-discord:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(88, 101, 242, 0.4);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

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

.btn-success:hover {
    background: #3BA176;
}

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

.btn-danger:hover {
    background: #D84040;
}

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

.btn-secondary:hover {
    background: #4F545C;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

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

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--dark-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-header h2 {
    color: var(--primary);
    font-size: 1.25rem;
}

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

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
}

.nav-item:hover {
    background: var(--dark-tertiary);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--dark-tertiary);
    color: var(--primary);
    border-left: 3px solid var(--primary);
}

.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid var(--border);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.user-details {
    flex: 1;
}

.user-name {
    font-weight: 600;
    color: var(--text-primary);
}

.user-role {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: var(--dark-secondary);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.topbar-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.content {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

/* Cards */
.card {
    background: var(--dark-secondary);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
}

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

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

.card-body {
    color: var(--text-secondary);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--dark-secondary);
    border-radius: 8px;
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
}

.stat-card.success {
    border-left-color: var(--success);
}

.stat-card.danger {
    border-left-color: var(--danger);
}

.stat-card.warning {
    border-left-color: var(--warning);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

.table th,
.table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.table th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
}

.table tr:hover {
    background: var(--dark-tertiary);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-primary {
    background: rgba(88, 101, 242, 0.2);
    color: var(--primary);
}

.badge-success {
    background: rgba(67, 181, 129, 0.2);
    color: var(--success);
}

.badge-danger {
    background: rgba(240, 71, 71, 0.2);
    color: var(--danger);
}

.badge-warning {
    background: rgba(250, 166, 26, 0.2);
    color: var(--warning);
}

.badge-secondary {
    background: rgba(185, 187, 190, 0.2);
    color: var(--text-secondary);
}

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

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

.form-control {
    width: 100%;
    padding: 0.75rem;
    background: var(--dark-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
}

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

select.form-control {
    cursor: pointer;
}

/* Kanban Board */
.kanban-board {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    padding-bottom: 1rem;
}

.kanban-column {
    min-width: 300px;
    background: var(--dark-secondary);
    border-radius: 8px;
    padding: 1rem;
    border: 1px solid var(--border);
}

.kanban-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border);
}

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

.kanban-count {
    background: var(--dark-quaternary);
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.875rem;
}

.kanban-cards {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.kanban-card {
    background: var(--dark-tertiary);
    padding: 1rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

/* Activity Feed */
.activity-feed {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: var(--dark-tertiary);
    border-radius: 6px;
    border-left: 3px solid var(--primary);
}

.activity-icon {
    width: 40px;
    height: 40px;
    background: var(--dark-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
}

.activity-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.activity-meta {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Utility Classes */
.text-muted {
    color: var(--text-muted);
}

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

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

.text-warning {
    color: var(--warning);
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.d-flex {
    display: flex;
}

.justify-between {
    justify-content: space-between;
}

.align-center {
    align-items: center;
}

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -260px;
        z-index: 1000;
        transition: left 0.3s ease;
    }
    
    .sidebar.active {
        left: 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .kanban-board {
        flex-direction: column;
    }
}