/* NTCollab Styles */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-dark: #1a1a18;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --border-color: #e5e7eb;
    --accent-blue: #2563eb;
    --accent-blue-light: #eff6ff;
    --accent-purple: #7c3aed;
    --accent-orange: #d97706;
    --accent-green: #059669;
    --accent-red: #dc2626;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

#root {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: 240px;
    background: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    padding: 20px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.nav {
    flex: 1;
    padding: 12px 8px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s;
    margin-bottom: 2px;
}

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

.nav-item.active {
    background: var(--accent-blue-light);
    color: var(--accent-blue);
    font-weight: 500;
}

.nav-item .material-icons {
    font-size: 20px;
}

.user-section {
    padding: 12px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

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

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-blue);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
}

.user-info {
    flex: 1;
}

.user-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
}

.user-email {
    font-size: 12px;
    color: var(--text-secondary);
}

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

.top-bar {
    height: 60px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 16px;
}

.search-box {
    flex: 1;
    max-width: 400px;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 8px 12px 8px 36px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    background: var(--bg-secondary);
    transition: all 0.15s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: var(--bg-primary);
}

.search-box .material-icons {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    color: var(--text-tertiary);
}

.top-bar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.icon-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

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

.btn {
    padding: 8px 16px;
    border-radius: var(--radius-md);
    border: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.15s;
}

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

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

.content-area {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

/* Dashboard */
.greeting {
    margin-bottom: 24px;
}

.greeting h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 4px;
}

.greeting-time {
    color: var(--text-secondary);
    font-size: 14px;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 24px;
}

.section {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 20px;
    border: 1px solid var(--border-color);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.section-title {
    font-size: 16px;
    font-weight: 600;
}

.view-all {
    font-size: 13px;
    color: var(--accent-blue);
    cursor: pointer;
    text-decoration: none;
}

.view-all:hover {
    text-decoration: underline;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.project-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 16px;
    cursor: pointer;
    transition: all 0.15s;
    border: 1px solid transparent;
}

.project-card:hover {
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.project-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--bg-dark);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.project-name {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
}

.project-meta {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.project-members {
    display: flex;
    margin-top: 8px;
}

.project-member-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent-blue);
    color: white;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-secondary);
    margin-left: -8px;
}

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

/* Activity Feed */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.activity-item {
    display: flex;
    gap: 12px;
}

.activity-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-blue);
    color: white;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
}

.activity-text {
    font-size: 13px;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.activity-text strong {
    font-weight: 600;
}

.activity-time {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Calendar Widget */
.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.calendar-month {
    font-size: 15px;
    font-weight: 600;
}

.calendar-nav {
    display: flex;
    gap: 4px;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s;
}

.calendar-day:hover {
    background: var(--bg-tertiary);
}

.calendar-day.today {
    background: var(--bg-dark);
    color: white;
}

.calendar-day.has-event {
    position: relative;
}

.calendar-day.has-event::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent-blue);
}

/* Quick Actions */
.quick-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.quick-action {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    cursor: pointer;
    transition: all 0.15s;
}

.quick-action:hover {
    background: var(--bg-tertiary);
}

.quick-action .material-icons {
    color: var(--text-secondary);
    font-size: 20px;
}

.quick-action-text {
    font-size: 14px;
    font-weight: 500;
}

/* Modal / Dialog */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

/* FileButler */
.butler-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    min-height: 400px;
}

.butler-panel {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    background: var(--bg-secondary);
}

.butler-panel-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.file-tree {
    font-size: 13px;
}

.file-tree-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    user-select: none;
}

.file-tree-item:hover {
    background: var(--bg-tertiary);
}

.file-tree-item.selected {
    background: var(--accent-blue-light);
    color: var(--accent-blue);
}

.file-tree-item .material-icons {
    font-size: 18px;
}

.file-tree-item.dragging {
    opacity: 0.5;
}

.file-tree-item.drop-target {
    background: var(--accent-blue-light);
    border: 2px dashed var(--accent-blue);
}

.tree-indent {
    width: 16px;
}

.upload-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s;
}

.upload-zone:hover,
.upload-zone.drag-over {
    border-color: var(--accent-blue);
    background: var(--accent-blue-light);
}

.upload-icon {
    font-size: 48px;
    color: var(--text-tertiary);
    margin-bottom: 12px;
}

/* Monaco Editor Container */
.editor-container {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.editor-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.editor-tabs {
    display: flex;
    gap: 4px;
}

.editor-tab {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.15s;
}

.editor-tab:hover {
    background: var(--bg-tertiary);
}

.editor-tab.active {
    background: var(--bg-secondary);
}

.editor-wrapper {
    flex: 1;
    position: relative;
}

.console-panel {
    height: 200px;
    background: var(--bg-dark);
    color: #e5e7eb;
    padding: 12px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    overflow-y: auto;
    border-top: 1px solid var(--border-color);
}

/* Swaps / Annotations */
.swap-marker {
    position: absolute;
    background: rgba(217, 119, 6, 0.2);
    border-left: 3px solid var(--accent-orange);
    cursor: pointer;
}

.swap-popup {
    position: absolute;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 12px;
    min-width: 250px;
    z-index: 100;
}

.swap-category {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.swap-category.bug_fix {
    background: #fee2e2;
    color: #991b1b;
}

.swap-category.refactor {
    background: #dbeafe;
    color: #1e40af;
}

.swap-category.hack {
    background: #fef3c7;
    color: #92400e;
}

.swap-note {
    font-size: 13px;
    margin-bottom: 8px;
}

.swap-meta {
    font-size: 11px;
    color: var(--text-secondary);
}

.swap-comments {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.swap-comment {
    margin-bottom: 8px;
    font-size: 12px;
}

.swap-comment-author {
    font-weight: 600;
    margin-bottom: 2px;
}

/* Context Menu */
.context-menu {
    position: fixed;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 4px;
    min-width: 180px;
    z-index: 1001;
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.15s;
}

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

.context-menu-item .material-icons {
    font-size: 18px;
    color: var(--text-secondary);
}

.context-menu-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 0;
}

/* Presence Cursors */
.remote-cursor {
    position: absolute;
    pointer-events: none;
    z-index: 10;
}

.remote-cursor::before {
    content: '';
    position: absolute;
    width: 2px;
    height: 20px;
    background: currentColor;
}

.remote-cursor-label {
    position: absolute;
    top: -20px;
    left: 2px;
    background: currentColor;
    color: white;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 10px;
    white-space: nowrap;
}

/* Utility Classes */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

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

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

.gap-2 {
    gap: 8px;
}

.gap-4 {
    gap: 16px;
}

.mt-4 {
    margin-top: 16px;
}

.mb-2 {
    margin-bottom: 8px;
}

.text-sm {
    font-size: 13px;
}

.text-xs {
    font-size: 12px;
}

.font-medium {
    font-weight: 500;
}

.font-semibold {
    font-weight: 600;
}

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

.hidden {
    display: none;
}

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

::-webkit-scrollbar-track {
    background: transparent;
}

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

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