/* ============================================================
   TaskTracker — Dark-theme design system
   Replaces Tailwind utility classes with semantic CSS
   ============================================================ */

/* ── CSS Custom Properties ─────────────────────────────────── */
:root {
    --color-page: #0a0a0f;
    --color-surface: #12131a;
    --color-elevated: #1a1b26;
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-hover: rgba(255, 255, 255, 0.12);
    --color-text-primary: #e2e8f0;
    --color-text-secondary: #64748b;
    --color-text-tertiary: #334155;
    --color-accent: #8b5cf6;
    --color-accent-end: #6366f1;
    --color-status-active: #3b82f6;
    --color-status-paused: #eab308;
    --color-status-completed: #22c55e;
    --color-status-pending: #64748b;
    --color-status-abandoned: #ef4444;
}

/* ── Reset / Base ──────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
}

/* ── Noise Grain Texture ───────────────────────────────────── */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

/* ── Selection ─────────────────────────────────────────────── */
::selection {
    background: rgba(139, 92, 246, 0.3);
}

/* ── Custom Scrollbar ──────────────────────────────────────── */
::-webkit-scrollbar {
    width: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: #1a1b26;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2a2d37;
}

/* Firefox scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: #1a1b26 transparent;
}

/* ── Keyframe Animations ───────────────────────────────────── */
@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 6px rgba(59, 130, 246, 0.3);
    }
    50% {
        box-shadow: 0 0 16px rgba(59, 130, 246, 0.5);
    }
}

.animate-pulse-glow {
    animation: pulse-glow 2.5s ease-in-out infinite;
}

@keyframes live-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.animate-live-dot {
    animation: live-dot 1.5s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Card Hover Glow Effect ────────────────────────────────── */
.card-glow {
    position: relative;
}

.card-glow::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(99, 102, 241, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.2s ease;
    z-index: -1;
    pointer-events: none;
}

.card-glow:hover::before {
    opacity: 1;
}


/* ============================================================
   APP LAYOUT
   ============================================================ */

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

/* ── Header / Top Nav ──────────────────────────────────────── */
.app-header {
    display: flex;
    align-items: center;
    height: 48px;
    padding: 0 16px;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
    background: var(--color-page);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

/* Logo */
.app-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-right: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-right: 32px;
}

.app-logo-icon,
.logo-icon {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-end));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    color: white;
}

.app-logo-text,
.logo-text {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: -0.025em;
}

/* Navigation */
.app-nav,
.nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color 0.15s, background-color 0.15s;
    cursor: pointer;
    text-decoration: none;
}

.nav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.04);
}

.nav-link--active {
    color: white;
    background: rgba(255, 255, 255, 0.08);
}

.nav-link .icon {
    flex-shrink: 0;
}

/* Spacer */
.app-spacer {
    flex: 1;
}

/* Main content area */
.app-main {
    flex: 1;
    overflow: auto;
    padding: 20px;
}


/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    border-radius: 8px;
    padding: 8px 14px;
    border: none;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
    line-height: 1;
}

.btn .icon {
    flex-shrink: 0;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn--primary,
.btn-primary {
    background: linear-gradient(to right, var(--color-accent), var(--color-accent-end));
    color: white;
}

.btn--primary:hover,
.btn-primary:hover {
    filter: brightness(1.1);
}

.btn--danger {
    background: transparent;
    border: 1px solid rgba(244, 63, 94, 0.3);
    color: #fb7185;
}

.btn--danger:hover {
    background: rgba(244, 63, 94, 0.1);
}

.btn--amber {
    background: #d97706;
    color: white;
}

.btn--amber:hover {
    background: #f59e0b;
}

.btn--emerald {
    background: #059669;
    color: white;
}

.btn--emerald:hover {
    background: #10b981;
}

.btn--ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn--ghost:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-primary);
}

.btn--sm {
    height: 28px;
    padding: 0 10px;
    font-size: 12px;
    border-radius: 6px;
}

.btn--full {
    width: 100%;
    padding: 10px 14px;
}

/* ── Search Trigger Button ─────────────────────────────────── */
.search-trigger,
.btn-search {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 28px;
    padding: 0 10px;
    border-radius: 6px;
    font-size: 12px;
    color: var(--color-text-secondary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}

.search-trigger:hover,
.btn-search:hover {
    border-color: var(--color-border-hover);
    color: var(--color-text-primary);
}

.search-trigger kbd,
.btn-search__hint {
    font-size: 10px;
    font-family: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
    color: var(--color-text-tertiary);
    background: rgba(255, 255, 255, 0.06);
    padding: 2px 4px;
    border-radius: 3px;
}


/* ============================================================
   INPUTS / FORMS
   ============================================================ */

.input {
    background: var(--color-page);
    color: var(--color-text-primary);
    font-size: 14px;
    font-family: inherit;
    border-radius: 6px;
    border: 1px solid var(--color-border);
    padding: 8px 12px;
    outline: none;
    width: 100%;
    transition: border-color 0.15s;
}

.input:focus {
    border-color: var(--color-accent);
}

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

.select {
    background: var(--color-page);
    color: var(--color-text-primary);
    font-size: 14px;
    font-family: inherit;
    border-radius: 6px;
    border: 1px solid var(--color-border);
    padding: 8px 12px;
    outline: none;
    width: 100%;
    transition: border-color 0.15s;
    appearance: none;
    cursor: pointer;
}

.select:focus {
    border-color: var(--color-accent);
}

.textarea {
    background: var(--color-page);
    color: var(--color-text-primary);
    font-size: 14px;
    font-family: inherit;
    border-radius: 6px;
    border: 1px solid var(--color-border);
    padding: 8px 12px;
    outline: none;
    width: 100%;
    transition: border-color 0.15s;
    resize: vertical;
    min-height: 80px;
}

.textarea:focus {
    border-color: var(--color-accent);
}

.form-group {
    margin-bottom: 14px;
}

.form-label {
    display: block;
    font-size: 11px;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 6px;
}


/* ============================================================
   KANBAN LAYOUT
   ============================================================ */

.kanban-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    height: 100%;
}

.kanban-column {
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.kanban-column-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 4px;
    margin-bottom: 12px;
}

.kanban-column-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.kanban-column-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.kanban-column-count {
    font-size: 11px;
    color: var(--color-text-tertiary);
    margin-left: auto;
}

.kanban-column-bar {
    height: 2px;
    border-radius: 1px;
    margin-bottom: 12px;
}

.kanban-column-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
    flex: 1;
    padding: 4px;
    border-radius: 8px;
    transition: background-color 0.2s;
    min-height: 80px;
}

.kanban-column-body.drag-over {
    background: rgba(255, 255, 255, 0.02);
}

.kanban-column-empty {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    border-radius: 8px;
    border: 1px dashed rgba(255, 255, 255, 0.06);
}

.kanban-column-empty span {
    font-size: 11px;
    color: var(--color-text-tertiary);
}

.kanban-add-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    width: 100%;
    padding: 8px 0;
    margin-top: 8px;
    border-radius: 8px;
    font-size: 11px;
    color: var(--color-text-tertiary);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: color 0.15s, background-color 0.15s;
}

.kanban-add-btn:hover {
    color: var(--color-text-secondary);
    background: rgba(255, 255, 255, 0.02);
}


/* ============================================================
   TASK CARD
   ============================================================ */

.task-card {
    background: var(--color-surface);
    border-radius: 12px;
    border: 1px solid var(--color-border);
    padding: 14px;
    cursor: grab;
    transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
    position: relative;
}

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

.task-card:active {
    cursor: grabbing;
}

.task-card--active {
    border-color: rgba(59, 130, 246, 0.3);
    animation: pulse-glow 2.5s ease-in-out infinite;
}

/* SortableJS ghost class */
.task-card--ghost,
.sortable-ghost {
    opacity: 0.5;
    transform: rotate(1deg) scale(1.03);
}

/* SortableJS drag class */
.task-card--dragging,
.sortable-drag {
    opacity: 0.9;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.task-card-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
    line-height: 1.4;
}

.task-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    font-size: 11px;
    color: var(--color-text-secondary);
}

.task-card-category-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

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

.task-card-subtasks {
    display: flex;
    align-items: center;
    gap: 3px;
    margin-top: 8px;
    margin-left: auto;
}

.task-card-subtask-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}

.task-card-subtask-dot--done {
    background: var(--color-status-completed);
}

/* ── Live Dot ──────────────────────────────────────────────── */
.live-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-status-active);
    animation: live-dot 1.5s ease-in-out infinite;
    display: inline-block;
    flex-shrink: 0;
    margin-right: 6px;
}


/* ============================================================
   DETAIL PANEL (Slide-in from right)
   ============================================================ */

.detail-overlay {
    position: fixed;
    inset: 0;
    z-index: 40;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.detail-overlay--open {
    opacity: 1;
    pointer-events: auto;
}

.detail-panel {
    position: fixed;
    top: 0;
    right: 0;
    height: 100%;
    width: 480px;
    z-index: 50;
    background: rgba(26, 27, 38, 0.95);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-left: 1px solid var(--color-border);
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.3);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
}

.detail-panel--open {
    transform: translateX(0);
}

.detail-header {
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.detail-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: color 0.15s;
}

.detail-title:hover {
    color: var(--color-accent);
}

.detail-close {
    padding: 6px;
    border-radius: 6px;
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: background-color 0.15s, color 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
}

.detail-section {
    padding: 20px;
    border-top: 1px solid var(--color-border);
}

.detail-section-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}

.detail-body {
    flex: 1;
    overflow-y: auto;
}

.detail-actions {
    border-top: 1px solid var(--color-border);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
}


/* ============================================================
   BADGES / STATUS PILLS
   ============================================================ */

.badge {
    font-size: 10px;
    padding: 4px 10px;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    font-weight: 500;
    line-height: 1;
}

.badge--active {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.badge--paused {
    background: rgba(234, 179, 8, 0.2);
    color: #eab308;
}

.badge--completed {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.badge--pending {
    background: rgba(100, 116, 139, 0.2);
    color: #64748b;
}

.badge--abandoned {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}


/* ============================================================
   STAT CARDS (Analytics)
   ============================================================ */

.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 16px;
}

.stat-card-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
    font-weight: 500;
}

.stat-card-value {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-top: 4px;
}


/* ============================================================
   PROGRESS BAR
   ============================================================ */

.progress-bar {
    height: 8px;
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 9999px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: 9999px;
    transition: width 0.3s ease;
    background: linear-gradient(to right, var(--color-accent), var(--color-accent-end));
}

.progress-bar-fill--over {
    background: #f43f5e;
}


/* ============================================================
   MAPPINGS TABLE
   ============================================================ */

.mappings-table {
    width: 100%;
    font-size: 14px;
    border-collapse: collapse;
}

.mappings-table thead {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.mappings-table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
    font-weight: 500;
}

.mappings-table td {
    padding: 12px 16px;
}

.mappings-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: background-color 0.15s;
}

.mappings-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

.mappings-table tbody tr.editing-row {
    background: rgba(255, 255, 255, 0.04);
}

.mapping-pattern {
    font-family: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
    font-size: 12px;
}

.match-type-badge {
    font-size: 12px;
    font-weight: 500;
    padding: 2px 8px;
    border-radius: 9999px;
    display: inline-block;
}


/* ============================================================
   SEARCH MODAL
   ============================================================ */

.search-backdrop {
    position: fixed;
    inset: 0;
    z-index: 50;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 0.15s;
    pointer-events: none;
}

.search-backdrop--open {
    opacity: 1;
    pointer-events: auto;
}

.search-modal {
    position: fixed;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 51;
    width: 560px;
    max-width: calc(100vw - 40px);
    background: var(--color-elevated);
    border-radius: 12px;
    border: 1px solid var(--color-border);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    max-height: 480px;
    overflow: hidden;
}

.search-input-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 16px;
    border-bottom: 1px solid var(--color-border);
}

.search-input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-text-primary);
    font-size: 16px;
    font-family: inherit;
    width: 100%;
    padding: 16px 0;
}

.search-input::placeholder {
    color: var(--color-text-tertiary);
}

.search-results {
    border-top: 1px solid var(--color-border);
    overflow-y: auto;
    flex: 1;
    padding: 4px 0;
}

.search-results-label {
    padding: 6px 16px;
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
}

.search-result {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    cursor: pointer;
    transition: background-color 0.1s;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    font-family: inherit;
}

.search-result:hover,
.search-result--selected {
    background: rgba(255, 255, 255, 0.05);
}

.search-result-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.search-result-title {
    font-size: 14px;
    color: var(--color-text-primary);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.search-result-category {
    font-size: 12px;
    color: var(--color-text-secondary);
    flex-shrink: 0;
}

.search-footer {
    border-top: 1px solid var(--color-border);
    padding: 8px 16px;
    font-size: 11px;
    color: var(--color-text-tertiary);
    display: flex;
    align-items: center;
    gap: 16px;
}

.search-footer kbd {
    font-family: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
    background: rgba(255, 255, 255, 0.06);
    padding: 2px 4px;
    border-radius: 3px;
}


/* ============================================================
   INLINE EDITING
   ============================================================ */

.inline-edit-display {
    cursor: pointer;
    transition: color 0.15s, background-color 0.15s;
    border-radius: 4px;
}

.inline-edit-display--title:hover {
    color: var(--color-accent);
}

.inline-edit-display--field {
    padding: 6px 12px;
    border-radius: 6px;
}

.inline-edit-display--field:hover {
    background: rgba(255, 255, 255, 0.05);
}

.inline-edit-input {
    background: var(--color-page);
    color: var(--color-text-primary);
    font-size: inherit;
    font-family: inherit;
    border-radius: 6px;
    border: 1px solid var(--color-accent);
    padding: 8px 12px;
    outline: none;
    width: 100%;
}

.inline-edit-input::placeholder {
    color: var(--color-text-secondary);
}


/* ============================================================
   SUBTASK ROW
   ============================================================ */

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

.subtask-row:hover {
    background: rgba(255, 255, 255, 0.05);
}

.subtask-check {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    cursor: pointer;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.subtask-check--done {
    color: var(--color-status-completed);
}

.subtask-title {
    font-size: 13px;
    color: var(--color-text-primary);
}

.subtask-title--done {
    text-decoration: line-through;
    color: var(--color-text-secondary);
}


/* ============================================================
   NOTE ROW
   ============================================================ */

.note {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.note:last-child {
    border-bottom: none;
}

.note-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.note-type-badge {
    font-size: 10px;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: 9999px;
}

.note-type-badge--pause {
    background: rgba(234, 179, 8, 0.1);
    color: #fbbf24;
}

.note-type-badge--resume {
    background: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
}

.note-type-badge--general {
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-text-secondary);
}

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

.note-content {
    font-size: 13px;
    color: var(--color-text-primary);
    line-height: 1.5;
}


/* ============================================================
   ACTIVITY FEED
   ============================================================ */

.activity-feed {
    display: flex;
    flex-direction: column;
}

.activity-item {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    position: relative;
}

.activity-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 6px;
    position: relative;
    z-index: 1;
}

.activity-line {
    width: 1px;
    background: var(--color-border);
    position: absolute;
    left: 3.5px;
    top: 20px;
    bottom: 0;
}

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

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

.activity-title {
    font-size: 12px;
    color: var(--color-text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.activity-time {
    font-size: 11px;
    color: var(--color-text-tertiary);
    flex-shrink: 0;
}


/* ============================================================
   CHART CONTAINER
   ============================================================ */

.chart-container {
    position: relative;
    height: 288px;
}


/* ============================================================
   SECTION TITLES (Analytics headings)
   ============================================================ */

.section-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    font-weight: 500;
    margin-bottom: 16px;
}

.page-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text-primary);
}


/* ============================================================
   SURFACE CONTAINER
   ============================================================ */

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

.surface--overflow-hidden {
    overflow: hidden;
}


/* ============================================================
   EMPTY STATE
   ============================================================ */

.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--color-text-secondary);
    font-size: 14px;
}


/* ============================================================
   CREATE TASK FORM (inline in kanban column)
   ============================================================ */

.create-task-form {
    background: var(--color-surface);
    border-radius: 12px;
    border: 1px solid var(--color-border);
    padding: 12px;
}

.create-task-form .input {
    margin-bottom: 8px;
}

.create-task-form-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}


/* ============================================================
   ICON CLASS (inline SVG sizing)
   ============================================================ */

.icon {
    flex-shrink: 0;
    display: inline-block;
    vertical-align: middle;
}


/* ============================================================
   TOOLTIP / DROPDOWN (generic)
   ============================================================ */

.dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    background: var(--color-elevated);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 30;
    min-width: 160px;
    padding: 4px;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 13px;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: background-color 0.1s;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    font-family: inherit;
}

.dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
}


/* ============================================================
   LOADING SPINNER
   ============================================================ */

.spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
    color: var(--color-text-secondary);
}

.spinner-icon {
    animation: spin 1s linear infinite;
}


/* ============================================================
   UTILITY CLASSES
   ============================================================ */

/* Display / Flex */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-1 { flex: 1; }
.flex-wrap { flex-wrap: wrap; }
.flex-shrink-0 { flex-shrink: 0; }
.inline-flex { display: inline-flex; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }

/* Grid */
.grid { display: grid; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Gap */
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }
.gap-8 { gap: 32px; }

/* Margin */
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.ml-auto { margin-left: auto; }
.mr-2 { margin-right: 8px; }

/* Padding */
.p-0 { padding: 0; }
.p-2 { padding: 8px; }
.p-3 { padding: 12px; }
.p-4 { padding: 16px; }
.p-5 { padding: 20px; }
.px-2 { padding-left: 8px; padding-right: 8px; }
.px-3 { padding-left: 12px; padding-right: 12px; }
.px-4 { padding-left: 16px; padding-right: 16px; }
.py-1 { padding-top: 4px; padding-bottom: 4px; }
.py-2 { padding-top: 8px; padding-bottom: 8px; }
.py-3 { padding-top: 12px; padding-bottom: 12px; }

/* Width / Height */
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-w-0 { min-width: 0; }
.max-w-6xl { max-width: 72rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Text */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-xs { font-size: 12px; }
.text-sm { font-size: 14px; }
.text-lg { font-size: 18px; }
.text-xl { font-size: 20px; }
.text-2xl { font-size: 24px; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-mono { font-family: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace; }
.leading-relaxed { line-height: 1.625; }
.tracking-wider { letter-spacing: 0.05em; }
.uppercase { text-transform: uppercase; }
.italic { font-style: italic; }
.line-through { text-decoration: line-through; }

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-accent { color: var(--color-accent); }
.text-white { color: white; }

/* Truncation */
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Visibility */
.hidden { display: none !important; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Positioning */
.relative { position: relative; }
.absolute { position: absolute; }
.sticky { position: sticky; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-y-auto { overflow-y: auto; }

/* Borders */
.border { border: 1px solid var(--color-border); }
.border-t { border-top: 1px solid var(--color-border); }
.border-b { border-bottom: 1px solid var(--color-border); }
.rounded { border-radius: 6px; }
.rounded-lg { border-radius: 8px; }
.rounded-xl { border-radius: 12px; }
.rounded-full { border-radius: 9999px; }

/* Transitions */
.transition { transition: all 0.15s; }
.transition-colors { transition: color 0.15s, background-color 0.15s, border-color 0.15s; }
.transition-transform { transition: transform 0.15s; }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-grab { cursor: grab; }
.cursor-grabbing { cursor: grabbing; }

/* Opacity */
.opacity-50 { opacity: 0.5; }

/* Space-y (vertical spacing between children) */
.space-y-2 > * + * { margin-top: 8px; }
.space-y-3 > * + * { margin-top: 12px; }
.space-y-4 > * + * { margin-top: 16px; }
.space-y-6 > * + * { margin-top: 24px; }
.space-y-8 > * + * { margin-top: 32px; }


/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
    .kanban-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .detail-panel {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .kanban-grid {
        grid-template-columns: 1fr;
    }

    .grid-cols-3 {
        grid-template-columns: 1fr;
    }

    .search-modal {
        width: calc(100vw - 20px);
        top: 10%;
    }

    .app-header {
        padding: 0 12px;
    }
}