/* ============ TOP BAR LAYOUT ============ */

/* Reset old sidebar styles */
.sidebar { display: none !important; }

/* App container */
.app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* Top Bar */
.topbar {
    height: 56px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 8px;
    flex-shrink: 0;
    z-index: 100;
}

.topbar-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-right: 16px;
    border-right: 1px solid var(--border);
    margin-right: 8px;
}

.topbar-logo .logo {
    width: 32px;
    height: 32px;
    background: var(--accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    color: #fff;
}

.topbar-logo .logo-text {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
}

/* Top Nav */
.topbar-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
}

.topbar-nav .nav-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.15s;
}

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

.topbar-nav .nav-item.active {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.topbar-nav .nav-item svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.topbar-nav .nav-item span {
    display: inline;
}

.topbar-nav .nav-item-btn {
    font-family: inherit;
    border: none;
    background: transparent;
    cursor: pointer;
}

.topbar-nav .nav-item-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.topbar-nav .nav-divider {
    width: 1px;
    height: 24px;
    background: var(--border);
    margin: 0 8px;
}

/* Workspace switcher in topbar */
.topbar-nav .workspace-title {
    position: relative;
}

.topbar-nav .workspace-title .workspace-current {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    margin: -4px -8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s;
}

.topbar-nav .workspace-title .workspace-current:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.topbar-nav .workspace-title .workspace-name {
    max-width: 160px;
}

.topbar-nav .workspace-title .workspace-name-input {
    font-size: 14px;
    font-weight: 500;
    width: 140px;
    min-width: 100px;
}

/* Admin nav items */
.topbar-nav .nav-item.admin-only {
    color: var(--purple);
}

/* Right side of topbar */
.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
}

.topbar-heartbeat-trigger {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 36px;
    padding: 0 12px;
    background: var(--bg-hover);
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.topbar-heartbeat-trigger:hover {
    background: var(--border);
    color: var(--text);
}

.topbar-heartbeat-trigger svg {
    flex-shrink: 0;
}

.topbar-usage {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 36px;
    padding: 0 12px;
    background: var(--bg-hover);
    border-radius: 8px;
    font-size: 13px;
    box-sizing: border-box;
    position: relative;
    border: 2px solid transparent;
    transition: border-color 0.2s;
}

/* Progress border - mint when credits available, red when empty */
.topbar-usage::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 8px;
    padding: 2px;
    background: conic-gradient(
        from 0deg,
        var(--accent) var(--credits-progress, 0%),
        var(--border) var(--credits-progress, 0%)
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    transition: background 0.3s ease;
}

.topbar-usage.credits-empty::before {
    background: conic-gradient(
        from 0deg,
        var(--error) 0%,
        var(--error) 100%
    );
}

.topbar-usage-label {
    color: var(--text-tertiary);
    position: relative;
    z-index: 1;
}

.topbar-usage-value {
    font-weight: 600;
    color: var(--accent);
    position: relative;
    z-index: 1;
}

.topbar-icon-btn {
    width: 36px;
    height: 36px;
    padding: 0;
    border: none;
    background: var(--bg-hover);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s, color 0.15s;
}

.topbar-icon-btn:hover {
    background: var(--border);
    color: var(--text);
}

.theme-toggle {
    position: relative;
    width: 36px;
    height: 36px;
    padding: 0;
    border: none;
    background: var(--bg-hover);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s, color 0.15s;
}

.theme-toggle:hover {
    background: var(--border);
    color: var(--text);
}

.theme-toggle-icon {
    position: absolute;
}

/* Dark mode: show sun (click to go light) */
.theme-toggle-icon.theme-icon-sun {
    display: block;
}

.theme-toggle-icon.theme-icon-moon {
    display: none;
}

/* Light mode: show moon (click to go dark) */
[data-theme="light"] .theme-toggle-icon.theme-icon-sun {
    display: none;
}

[data-theme="light"] .theme-toggle-icon.theme-icon-moon {
    display: block;
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 8px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.15s;
}

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

.topbar-user-avatar {
    width: 32px;
    height: 32px;
    background: var(--purple);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
}

.topbar-user-name {
    font-size: 13px;
    font-weight: 500;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    min-width: 200px;
    box-shadow: var(--shadow-lg, 0 10px 40px rgba(0, 0, 0, 0.2));
    z-index: 1000;
    display: none;
}

.user-menu-dropdown.active {
    display: block;
}

.user-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: background 0.15s;
    width: 100%;
    border: none;
    background: none;
    cursor: pointer;
    text-align: left;
}

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

.user-menu-item.admin-only {
    color: var(--purple);
}

.user-menu-signout {
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
}

/* Heartbeat Bar (below topbar, above main content) */
.heartbeat-bar {
    position: relative;
    flex-shrink: 0;
    height: 24px;
    background: var(--bg-hover);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}

.heartbeat-bar-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--accent);
    transition: width 1s linear;
}

.heartbeat-bar-label {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
    z-index: 1;
}

/* Main Content Area */
.main-content {
    flex: 1;
    min-height: 0;
    display: flex;
    overflow-y: auto;
}

.page-wrapper {
    flex: 1;
    overflow: auto;
    display: flex;
    flex-direction: column;
}

/* Activity items (used in activity drawer) */
.activity-item {
    display: flex;
    gap: 10px;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 8px;
    background: var(--bg-primary);
}

.activity-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 14px;
}

.activity-icon.task { background: rgba(99, 102, 241, 0.15); color: var(--purple); }
.activity-icon.agent { background: rgba(0, 212, 170, 0.15); color: var(--accent); }
.activity-icon.system { background: rgba(107, 114, 128, 0.15); color: var(--text-tertiary); }

.activity-body {
    flex: 1;
    min-width: 0;
}

.activity-text {
    font-size: 13px;
    line-height: 1.4;
    color: var(--text-secondary);
}

.activity-text strong {
    color: var(--text-primary);
    font-weight: 500;
}

.activity-time {
    font-size: 11px;
    color: var(--text-tertiary);
    margin-top: 4px;
}

/* Board Layout */
.board-container {
    flex: 1;
    padding: 0;
    overflow-x: auto;
    overflow-y: hidden;
}

.board {
    display: flex;
    gap: 0;
    height: 100%;
    min-width: min-content;
}

.board-column {
    flex: 1;
    min-width: 240px;
    background: var(--bg-column, var(--bg-secondary));
    border-radius: 0;
    display: flex;
    flex-direction: column;
    max-height: 100%;
}

.column-header {
    padding: 16px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.column-title {
    font-size: 14px;
    font-weight: 600;
}

.column-title .column-count {
    font-weight: 500;
    color: var(--text-tertiary);
    margin-left: 4px;
}

.column-cards {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

.task-card {
    background: var(--bg-task-card, var(--bg-card));
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.15s;
}

.task-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

.task-card-title {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    line-height: 1.4;
}

.task-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-tertiary);
}

.task-card-assignee {
    display: flex;
    align-items: center;
    gap: 4px;
}

.task-card-assignee-avatar {
    width: 20px;
    height: 20px;
    background: var(--purple);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: #fff;
}

.add-card-btn {
    width: 100%;
    padding: 8px;
    background: transparent;
    border: 1px dashed var(--border);
    border-radius: 6px;
    color: var(--text-tertiary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}

.add-card-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(0, 212, 170, 0.05);
}

/* Page Header (simplified) */
.page-header {
    padding: 16px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.page-header h1 {
    font-size: 18px;
    font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
    .topbar-user-name,
    .topbar-usage-label {
        display: none;
    }
    
    .board-column {
        flex: 1;
        min-width: 200px;
    }
}

/* Page styles fix */
.page {
    display: none;
    height: 100%;
}

.page.active {
    display: flex;
}

/* Non-board pages */
.page:not(#page-tasks).active {
    flex-direction: column;
    overflow: auto;
}

/* Button icon style */
.btn-icon {
    padding: 6px;
    background: transparent;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    color: var(--text-secondary);
}

.btn-icon:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* Hide old sidebar elements */
.sidebar-footer,
.sidebar-nav,
.sidebar-header,
.sidebar-toggle,
.nav-section-title {
    display: none !important;
}

/* Fix credits display in topbar */
#credits-balance {
    font-variant-numeric: tabular-nums;
}