/* Sessions Sidebar */

.sessions-sidebar {
    width: 280px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sessions-sidebar.collapsed {
    transform: translateX(-100%);
}

.sessions-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sessions-header h3 {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.sessions-actions {
    display: flex;
    gap: 8px;
}

.sessions-actions button {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}

.sessions-actions button:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.sessions-search {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.sessions-search input {
    width: 100%;
    padding: 8px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    box-sizing: border-box;
}

.sessions-search input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.sessions-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.session-item {
    padding: 12px;
    margin-bottom: 4px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.session-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-color);
}

.session-item.active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.session-item.pinned .session-title {
    font-weight: 600;
}

.session-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.session-title {
    font-size: 13px;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 180px;
}

.session-date {
    font-size: 11px;
    color: var(--text-tertiary);
    white-space: nowrap;
    margin-left: 8px;
}

.session-item.active .session-date {
    color: rgba(255, 255, 255, 0.8);
}

.session-meta {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.session-messages {
    font-size: 11px;
    color: var(--text-tertiary);
}

.session-item.active .session-messages {
    color: rgba(255, 255, 255, 0.7);
}

.session-run-status {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: rgba(169, 177, 214, 0.14);
    color: var(--text-secondary);
}

.session-run-status.running {
    background: rgba(224, 175, 104, 0.18);
    color: var(--accent-warning);
}

.session-run-status.completed {
    background: rgba(158, 206, 106, 0.18);
    color: var(--accent-success);
}

.session-run-status.failed {
    background: rgba(247, 118, 142, 0.18);
    color: var(--accent-error);
}

.session-item.active .session-run-status {
    background: rgba(255, 255, 255, 0.16);
    color: rgba(255, 255, 255, 0.92);
}

.session-tags {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.tag {
    font-size: 10px;
    padding: 2px 6px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    color: var(--text-secondary);
}

.session-item.active .tag {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.empty-state {
    text-align: center;
    padding: 32px 16px;
    color: var(--text-tertiary);
}

.empty-state p {
    margin-bottom: 16px;
    font-size: 13px;
}

.empty-state button {
    padding: 8px 16px;
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
}

.empty-state button:hover {
    opacity: 0.9;
}

/* Session Modal */

.session-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.session-modal-content {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 24px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

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

.session-modal-header h2 {
    margin: 0;
    font-size: 18px;
    color: var(--text-primary);
}

.close-modal {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

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

.session-modal-body {
    margin-bottom: 24px;
}

.session-modal-body label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}

.session-modal-body input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    box-sizing: border-box;
}

.session-modal-body input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.session-modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.session-modal-actions button {
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent-primary);
    color: white;
    border: none;
}

.btn-primary:hover {
    opacity: 0.9;
}

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

.btn-secondary:hover {
    background: var(--bg-tertiary);
}

.btn-danger {
    background: var(--accent-error);
    color: white;
    border: none;
}

.btn-danger:hover {
    opacity: 0.9;
}

/* Context Menu */

.context-menu {
    position: fixed;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 4px;
    min-width: 160px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1001;
}

.context-menu-item {
    width: 100%;
    padding: 8px 12px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 13px;
    text-align: left;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.2s;
}

.context-menu-item:hover {
    background: var(--bg-tertiary);
}

/* Responsive */

@media (max-width: 768px) {
    .sessions-sidebar {
        transform: translateX(-100%);
        width: 100%;
    }
    
    .sessions-sidebar.open {
        transform: translateX(0);
    }
}

/* Scrollbar styling */

.sessions-list::-webkit-scrollbar {
    width: 6px;
}

.sessions-list::-webkit-scrollbar-track {
    background: transparent;
}

.sessions-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.sessions-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}