:root {
    --bg: #1a1a1a;
    --fg: #e0e0e0;
    --border: #444;
    --primary: #3498db;
    --secondary: #2ecc71;
    --danger: #e74c3c;
    --warning: #f39c12;
    --dark: #121212;
    --light: #f0f0f0;
    --card-bg: #2a2a2a;
    --card-fg: #e0e0e0;
    --modal-bg: rgba(0, 0, 0, 0.7);
}

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

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

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header h1 {
    color: var(--primary);
    margin-bottom: 15px;
}

nav {
    display: flex;
    gap: 15px;
}

.nav-link {
    color: var(--fg);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 6px;
    transition: background-color 0.3s ease;
}

.nav-link:hover {
    background-color: var(--border);
}

.nav-link.active {
    background-color: var(--primary);
    color: white;
}

/* Buttons */
.btn-primary {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.btn-secondary {
    background-color: var(--border);
    color: var(--fg);
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
}

.btn-secondary:hover {
    background-color: #555;
}

.btn-danger {
    background-color: var(--danger);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
}

.btn-danger:hover {
    background-color: #c0392b;
}

/* ============ TASKS PAGE ============ */
.composer {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.composer h2 {
    color: var(--primary);
    margin-bottom: 15px;
}

#task-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

#task-form input,
#task-form textarea,
#task-form select {
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background-color: var(--bg);
    color: var(--fg);
    font-size: 1rem;
}

#task-form textarea {
    grid-column: span 2;
    resize: vertical;
    min-height: 100px;
}

#task-form button {
    grid-column: span 2;
    padding: 12px 24px;
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#task-form button:hover {
    background-color: #2980b9;
}

#board {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.column {
    background-color: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.column-header {
    padding: 15px;
    background-color: var(--dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.column-header h3 {
    color: var(--fg);
}

.column-count {
    background-color: var(--border);
    color: var(--fg);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.9rem;
}

.cards {
    padding: 15px;
    min-height: 200px;
}

.card {
    background-color: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.card-title {
    color: var(--card-fg);
    font-size: 1.1rem;
}

.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

.badge.priority-Low {
    background-color: var(--secondary);
    color: white;
}

.badge.priority-Medium {
    background-color: var(--warning);
    color: white;
}

.badge.priority-High {
    background-color: var(--danger);
    color: white;
}

.badge.priority-Critical {
    background-color: #9c27b0;
    color: white;
}

.card-desc {
    color: var(--fg);
    margin-bottom: 10px;
}

.meta {
    font-size: 0.9rem;
    color: var(--border);
    margin-bottom: 5px;
}

.meta.assignee {
    font-weight: bold;
}

.tag {
    display: inline-block;
    background-color: var(--border);
    color: var(--fg);
    padding: 2px 6px;
    border-radius: 4px;
    margin-right: 5px;
    margin-bottom: 5px;
}

.card-check {
    margin-right: 10px;
}

/* ============ WIKI PAGE ============ */
#page-wiki {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.wiki-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 20px;
    min-height: 600px;
}

.wiki-sidebar {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.wiki-actions {
    display: flex;
    gap: 10px;
}

.wiki-search input {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background-color: var(--bg);
    color: var(--fg);
}

.wiki-list {
    flex: 1;
    overflow-y: auto;
    max-height: 500px;
}

.wiki-item {
    background-color: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.wiki-item:hover {
    background-color: var(--dark);
    border-color: var(--primary);
}

.wiki-item.active {
    background-color: var(--primary);
    border-color: var(--primary);
}

.wiki-item.active .wiki-title,
.wiki-item.active .wiki-date {
    color: white;
}

.wiki-title {
    color: var(--card-fg);
    margin-bottom: 5px;
    font-size: 0.95rem;
}

.wiki-date {
    color: var(--border);
    font-size: 0.8rem;
}

.wiki-main {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.wiki-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.wiki-page-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--primary);
}

.wiki-page-actions {
    display: flex;
    gap: 10px;
}

.wiki-content {
    background-color: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.wiki-content h1, .wiki-content h2, .wiki-content h3 {
    color: var(--primary);
    margin-top: 20px;
    margin-bottom: 10px;
}

.wiki-content h1:first-child {
    margin-top: 0;
}

.wiki-content p {
    margin-bottom: 15px;
}

.wiki-content ul, .wiki-content ol {
    margin-left: 20px;
    margin-bottom: 15px;
}

.wiki-content code {
    background-color: var(--dark);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Consolas', monospace;
}

.wiki-content pre {
    background-color: var(--dark);
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 15px;
}

.wiki-content pre code {
    padding: 0;
}

.wiki-content blockquote {
    border-left: 3px solid var(--primary);
    padding-left: 15px;
    margin-left: 0;
    color: #aaa;
}

.wiki-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 300px;
    color: var(--border);
    font-size: 1.1rem;
}

.wiki-editor {
    display: flex;
    flex-direction: column;
    gap: 15px;
    flex: 1;
}

.wiki-editor input {
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background-color: var(--bg);
    color: var(--fg);
    font-size: 1.1rem;
}

.wiki-editor textarea {
    flex: 1;
    min-height: 400px;
    padding: 15px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background-color: var(--bg);
    color: var(--fg);
    font-family: 'Consolas', monospace;
    font-size: 0.95rem;
    resize: vertical;
}

.editor-actions {
    display: flex;
    gap: 10px;
}

/* ============ AGENTS PAGE ============ */
#page-agents {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.agents-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.agents-header h2 {
    color: var(--primary);
}

.agents-controls {
    display: flex;
    gap: 15px;
}

.agents-controls input,
.agents-controls select {
    padding: 10px 15px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background-color: var(--bg);
    color: var(--fg);
}

.agents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.agent-card {
    background-color: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 15px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.agent-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.agent-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.agent-name {
    color: var(--card-fg);
    font-size: 1.2rem;
}

.agent-status {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.agent-status.status-active {
    background-color: var(--secondary);
    color: white;
}

.agent-status.status-busy {
    background-color: var(--warning);
    color: white;
}

.agent-status.status-idle {
    background-color: var(--border);
    color: var(--fg);
}

.agent-workload {
    margin-bottom: 15px;
}

.workload-badge {
    background-color: var(--primary);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.85rem;
}

.agent-section {
    margin-bottom: 15px;
}

.agent-section h4 {
    color: var(--primary);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.agent-task {
    color: var(--fg);
}

.agent-tools,
.agent-files {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.tool-tag,
.file-tag {
    background-color: var(--border);
    color: var(--fg);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
}

.capability-tag {
    background-color: var(--secondary);
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
}

.more-tag {
    background-color: var(--dark);
    color: var(--fg);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
}

.no-data {
    color: var(--border);
    font-style: italic;
}

.agent-actions {
    display: flex;
    gap: 10px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

.agent-actions button {
    flex: 1;
}

/* ============ MODALS ============ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--modal-bg);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: 12px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    color: var(--primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--fg);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0 5px;
}

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

.modal-body {
    padding: 20px;
}

.detail-section {
    margin-bottom: 20px;
}

.detail-section h4 {
    color: var(--primary);
    margin-bottom: 10px;
    font-size: 1rem;
}

.task-list {
    list-style: none;
    padding: 0;
}

.task-list li {
    padding: 8px 12px;
    background-color: var(--bg);
    border-radius: 6px;
    margin-bottom: 5px;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

#assign-task-select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background-color: var(--bg);
    color: var(--fg);
    margin-bottom: 15px;
}

#confirm-assign-btn {
    width: 100%;
}

/* ============ USAGE PAGE ============ */
#page-usage {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.usage-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.usage-header h2 {
    color: var(--primary);
}

.usage-controls {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.date-range {
    display: flex;
    align-items: center;
    gap: 10px;
}

.date-range label {
    font-size: 0.9rem;
}

.date-range input {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background-color: var(--bg);
    color: var(--fg);
}

.export-actions {
    display: flex;
    gap: 10px;
}

.usage-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background-color: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}

.stat-card h4 {
    color: var(--border);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

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

.usage-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.chart-container {
    background-color: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
}

.chart-container h4 {
    color: var(--fg);
    margin-bottom: 15px;
}

.usage-details h3 {
    color: var(--primary);
    margin-bottom: 20px;
}

.usage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.provider-card {
    background-color: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
}

.provider-card h4 {
    color: var(--card-fg);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.provider-stats {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
}

.provider-stat {
    display: flex;
    flex-direction: column;
}

.provider-stat .stat-label {
    color: var(--border);
    font-size: 0.8rem;
}

.provider-stat .stat-value {
    color: var(--fg);
    font-size: 1.1rem;
    font-weight: bold;
}

.model-list h5 {
    color: var(--primary);
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.model-item {
    display: flex;
    justify-content: space-between;
    background-color: var(--dark);
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 5px;
}

.model-name {
    color: var(--primary);
    font-weight: bold;
}

.model-type {
    color: var(--fg);
    font-size: 0.9rem;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
    .wiki-container {
        grid-template-columns: 1fr;
    }
    
    .wiki-sidebar {
        max-height: 200px;
    }
    
    .wiki-list {
        max-height: 150px;
    }
}

@media (max-width: 768px) {
    #task-form {
        grid-template-columns: 1fr;
    }
    
    #task-form textarea {
        grid-column: span 1;
    }
    
    #task-form button {
        grid-column: span 1;
    }
    
    .usage-grid {
        grid-template-columns: 1fr;
    }
    
    .agents-grid {
        grid-template-columns: 1fr;
    }
    
    .agents-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .agents-controls {
        width: 100%;
    }
    
    .agents-controls input {
        flex: 1;
    }
    
    .usage-header {
        flex-direction: column;
    }
    
    .usage-controls {
        width: 100%;
        flex-direction: column;
    }
    
    .date-range {
        flex-wrap: wrap;
    }
    
    .usage-charts {
        grid-template-columns: 1fr;
    }
}

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

::-webkit-scrollbar-thumb:hover {
    background: #555;
}