/* ================================================================
   TaskFlow — Jira-Inspired Theme
   No AdminLTE. Bootstrap 4 + Font Awesome + Inter font.
   ================================================================ */

/* ── Variables ─────────────────────────────────────────────────── */
:root {
    --jira-blue: #0052CC;
    --jira-blue-dark: #0747A6;
    --jira-blue-light: #DEEBFF;
    --jira-navy: #253858;
    --jira-sidebar-bg: #0F1624;
    --jira-sidebar-w: 240px;
    --jira-topnav-h: 56px;
    --jira-text: #172B4D;
    --jira-text-muted: #6B778C;
    --jira-border: #DFE1E6;
    --jira-bg: #F4F5F7;
    --jira-white: #FFFFFF;
    --jira-success: #00875A;
    --jira-warning: #FF8B00;
    --jira-danger: #DE350B;
    --jira-purple: #6554C0;
    --jira-card-shadow: 0 1px 2px rgba(9, 30, 66, 0.25), 0 0 0 1px rgba(9, 30, 66, 0.08);
}

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

html,
body {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    color: var(--jira-text);
    background: var(--jira-bg);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--jira-blue);
    text-decoration: none;
}

a:hover {
    color: var(--jira-blue-dark);
    text-decoration: underline;
}

/* ── Layout Shell ─────────────────────────────────────────────── */
.tf-shell {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

.tf-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.tf-main {
    flex: 1;
    overflow-y: auto;
    background: var(--jira-bg);
}

/* ── Top Navigation Bar ───────────────────────────────────────── */
.tf-topnav {
    height: var(--jira-topnav-h);
    background: var(--jira-navy);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 12px;
    flex-shrink: 0;
    z-index: 200;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.tf-topnav .tf-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: -0.3px;
    white-space: nowrap;
    flex-shrink: 0;
}

.tf-topnav .tf-logo .logo-icon {
    width: 28px;
    height: 28px;
    background: var(--jira-blue);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.tf-topnav .tf-logo:hover {
    text-decoration: none;
    color: #fff;
}

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

.tf-search input {
    width: 100%;
    height: 32px;
    background: rgba(255, 255, 255, 0.12);
    border: 1.5px solid transparent;
    border-radius: 6px;
    padding: 0 12px 0 36px;
    color: #fff;
    font-size: 0.85rem;
    transition: all 0.2s;
    font-family: inherit;
}

.tf-search input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.tf-search input:focus {
    outline: none;
    background: #fff;
    color: var(--jira-text);
    border-color: var(--jira-blue);
}

.tf-search input:focus::placeholder {
    color: var(--jira-text-muted);
}

.tf-search .search-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
    pointer-events: none;
}

.tf-search input:focus+.search-icon,
.tf-search:focus-within .search-icon {
    color: var(--jira-text-muted);
}

.tf-nav-spacer {
    flex: 1;
}

/* Topnav icon buttons */
.tf-topnav-icons {
    display: flex;
    align-items: center;
    gap: 4px;
}

.tf-icon-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: transparent;
    border: none;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: background 0.15s, color 0.15s;
    position: relative;
}

.tf-icon-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.tf-icon-btn .notif-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 8px;
    height: 8px;
    background: var(--jira-warning);
    border-radius: 50%;
    border: 2px solid var(--jira-navy);
}

.tf-icon-btn .notif-badge-count {
    position: absolute;
    top: -2px;
    right: -4px;
    background: var(--jira-danger);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 3px;
}

/* User Avatar in topnav */
.tf-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--jira-blue), var(--jira-purple));
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: border-color 0.15s;
}

.tf-user-avatar:hover {
    border-color: rgba(255, 255, 255, 0.6);
}

/* Dropdown menus in topnav */
.tf-dropdown {
    position: relative;
    display: inline-block;
}

.tf-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 240px;
    background: var(--jira-white);
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(9, 30, 66, 0.25), 0 0 1px rgba(9, 30, 66, 0.31);
    z-index: 300;
    display: none;
    overflow: hidden;
}

.tf-dropdown-menu.show {
    display: block;
}

.tf-dropdown-header {
    padding: 12px 16px 8px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--jira-text-muted);
    border-bottom: 1px solid var(--jira-border);
}

.tf-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: var(--jira-text);
    font-size: 0.88rem;
    cursor: pointer;
    transition: background 0.1s;
    text-decoration: none;
}

.tf-dropdown-item:hover {
    background: var(--jira-blue-light);
    color: var(--jira-blue);
    text-decoration: none;
}

.tf-dropdown-item i {
    width: 16px;
    color: var(--jira-text-muted);
}

.tf-dropdown-item:hover i {
    color: var(--jira-blue);
}

.tf-dropdown-item.danger {
    color: var(--jira-danger);
}

.tf-dropdown-item.danger i {
    color: var(--jira-danger);
}

.tf-dropdown-item.danger:hover {
    background: #ffebe6;
}

.tf-dropdown-divider {
    height: 1px;
    background: var(--jira-border);
    margin: 4px 0;
}

/* Notification dropdown */
.tf-notif-item {
    display: flex;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--jira-border);
    cursor: pointer;
    transition: background 0.1s;
    text-decoration: none;
    color: var(--jira-text);
}

.tf-notif-item:hover {
    background: var(--jira-blue-light);
}

.tf-notif-item.unread {
    background: #f0f4ff;
}

.tf-notif-footer {
    padding: 10px 16px;
    text-align: center;
    font-size: 0.82rem;
    color: var(--jira-blue);
    font-weight: 500;
    cursor: pointer;
}

.tf-notif-footer:hover {
    text-decoration: underline;
}

/* ── Left Sidebar ─────────────────────────────────────────────── */
.tf-sidebar {
    width: var(--jira-sidebar-w);
    min-width: var(--jira-sidebar-w);
    background: var(--jira-white);
    border-right: 1px solid var(--jira-border);
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    padding: 16px 0 24px;
}

.tf-sidebar-section {
    margin-bottom: 8px;
}

.tf-sidebar-label {
    padding: 8px 16px 4px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--jira-text-muted);
}

.tf-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    margin: 1px 8px;
    border-radius: 4px;
    color: var(--jira-text);
    font-size: 0.88rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
    text-decoration: none;
    position: relative;
}

.tf-nav-item:hover {
    background: var(--jira-blue-light);
    color: var(--jira-blue);
    text-decoration: none;
}

.tf-nav-item.active {
    background: var(--jira-blue-light);
    color: var(--jira-blue);
    font-weight: 600;
}

.tf-nav-item.active::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--jira-blue);
    border-radius: 0 2px 2px 0;
}

.tf-nav-item .nav-icon {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    color: var(--jira-text-muted);
    flex-shrink: 0;
}

.tf-nav-item:hover .nav-icon,
.tf-nav-item.active .nav-icon {
    color: var(--jira-blue);
}

.tf-nav-badge {
    margin-left: auto;
    background: var(--jira-warning);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.tf-nav-item.danger-item {
    color: var(--jira-danger);
}

.tf-nav-item.danger-item .nav-icon {
    color: var(--jira-danger);
}

/* ── Page Header ─────────────────────────────────────────────── */
.tf-page-header {
    padding: 20px 24px 0;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.tf-page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--jira-text);
    margin: 0;
    line-height: 1.3;
}

.tf-page-subtitle {
    font-size: 0.85rem;
    color: var(--jira-text-muted);
    margin: 4px 0 0;
}

.tf-breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    color: var(--jira-text-muted);
    margin: 0;
    padding: 0;
    list-style: none;
}

.tf-breadcrumb li+li::before {
    content: '/';
    margin-right: 6px;
    color: var(--jira-border);
}

.tf-breadcrumb a {
    color: var(--jira-text-muted);
}

.tf-breadcrumb a:hover {
    color: var(--jira-blue);
}

/* ── Content Area ─────────────────────────────────────────────── */
.tf-content {
    padding: 20px 24px 40px;
}

/* ── Cards ───────────────────────────────────────────────────── */
.tf-card {
    background: var(--jira-white);
    border-radius: 8px;
    box-shadow: var(--jira-card-shadow);
    overflow: hidden;
    margin-bottom: 16px;
}

.tf-card-header {
    padding: 14px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--jira-border);
}

.tf-card-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--jira-text);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tf-card-body {
    padding: 16px 18px;
}

.tf-card-footer {
    padding: 12px 18px;
    border-top: 1px solid var(--jira-border);
    background: #FAFBFC;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.tf-card-body.no-pad {
    padding: 0;
}

/* ── Stat Cards (Dashboard) ──────────────────────────────────── */
.tf-stat-card {
    background: var(--jira-white);
    border-radius: 8px;
    box-shadow: var(--jira-card-shadow);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: transform 0.15s, box-shadow 0.15s;
}

.tf-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(9, 30, 66, 0.15);
}

.tf-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.tf-stat-icon.blue {
    background: var(--jira-blue-light);
    color: var(--jira-blue);
}

.tf-stat-icon.green {
    background: #E3FCEF;
    color: var(--jira-success);
}

.tf-stat-icon.orange {
    background: #FFF0B3;
    color: var(--jira-warning);
}

.tf-stat-icon.purple {
    background: #EAE6FF;
    color: var(--jira-purple);
}

.tf-stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--jira-text);
    line-height: 1;
}

.tf-stat-label {
    font-size: 0.8rem;
    color: var(--jira-text-muted);
    margin-top: 3px;
}

.tf-stat-text {
    flex: 1;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.tf-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.15s;
    text-decoration: none;
    white-space: nowrap;
    font-family: inherit;
}

.tf-btn:hover {
    text-decoration: none;
}

.tf-btn-primary {
    background: var(--jira-blue);
    color: #fff;
}

.tf-btn-primary:hover {
    background: var(--jira-blue-dark);
    color: #fff;
}

.tf-btn-subtle {
    background: transparent;
    color: var(--jira-text);
    border: 1.5px solid var(--jira-border);
}

.tf-btn-subtle:hover {
    background: var(--jira-blue-light);
    color: var(--jira-blue);
    border-color: var(--jira-blue-light);
}

.tf-btn-success {
    background: var(--jira-success);
    color: #fff;
}

.tf-btn-success:hover {
    background: #006644;
    color: #fff;
}

.tf-btn-danger {
    background: var(--jira-danger);
    color: #fff;
}

.tf-btn-danger:hover {
    background: #bf2600;
    color: #fff;
}

.tf-btn-warning {
    background: var(--jira-warning);
    color: #fff;
}

.tf-btn-warning:hover {
    background: #d06000;
    color: #fff;
}

.tf-btn-link {
    background: transparent;
    color: var(--jira-blue);
    padding: 6px 8px;
}

.tf-btn-link:hover {
    background: var(--jira-blue-light);
}

.tf-btn-sm {
    padding: 4px 10px;
    font-size: 0.78rem;
}

.tf-btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 50%;
    justify-content: center;
}

/* ── Badges ──────────────────────────────────────────────────── */
.tf-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.tf-badge-todo {
    background: #DFE1E6;
    color: #42526E;
}

.tf-badge-progress {
    background: #DEEBFF;
    color: #0747A6;
}

.tf-badge-review {
    background: #FFF0B3;
    color: #974F0C;
}

.tf-badge-done {
    background: #E3FCEF;
    color: #006644;
}

.tf-badge-closed {
    background: #EAE6FF;
    color: #403294;
}

.tf-badge-critical {
    background: #FFEBE6;
    color: #DE350B;
}

.tf-badge-high {
    background: #FFF0B3;
    color: #974F0C;
}

.tf-badge-medium {
    background: #DEEBFF;
    color: #0747A6;
}

.tf-badge-low {
    background: #E3FCEF;
    color: #006644;
}

.tf-badge-bug {
    background: #FFEBE6;
    color: #DE350B;
}

.tf-badge-story {
    background: #DEEBFF;
    color: #0747A6;
}

.tf-badge-task {
    background: #E3FCEF;
    color: #006644;
}

.tf-badge-epic {
    background: #EAE6FF;
    color: #403294;
}

.tf-badge-key {
    background: var(--jira-bg);
    color: var(--jira-text);
    font-family: monospace;
    border: 1px solid var(--jira-border);
    border-radius: 3px;
}

/* ── Status Lozenge ──────────────────────────────────────────── */
.tf-lozenge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: default;
}

/* ── Table ───────────────────────────────────────────────────── */
.tf-table {
    width: 100%;
    border-collapse: collapse;
}

.tf-table th {
    padding: 10px 14px;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--jira-text-muted);
    border-bottom: 2px solid var(--jira-border);
    background: #FAFBFC;
    white-space: nowrap;
}

.tf-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--jira-border);
    font-size: 0.88rem;
    vertical-align: middle;
}

.tf-table tr.clickable {
    cursor: pointer;
}

.tf-table tr.clickable:hover td {
    background: var(--jira-blue-light);
}

.tf-table tbody tr:last-child td {
    border-bottom: none;
}

/* ── Forms ───────────────────────────────────────────────────── */
.tf-form-group {
    margin-bottom: 16px;
}

.tf-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--jira-text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.tf-input,
.tf-select,
.tf-textarea {
    width: 100%;
    padding: 8px 12px;
    border: 2px solid var(--jira-border);
    border-radius: 4px;
    font-size: 0.88rem;
    font-family: inherit;
    color: var(--jira-text);
    background: var(--jira-white);
    transition: border-color 0.15s, box-shadow 0.15s;
}

.tf-input:focus,
.tf-select:focus,
.tf-textarea:focus {
    outline: none;
    border-color: var(--jira-blue);
    box-shadow: 0 0 0 2px rgba(0, 82, 204, 0.2);
}

.tf-input::placeholder,
.tf-textarea::placeholder {
    color: var(--jira-text-muted);
}

.tf-input-group {
    display: flex;
    gap: 8px;
    align-items: flex-end;
}

/* ── Priority Dot ────────────────────────────────────────────── */
.priority-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.priority-dot.CRITICAL {
    background: var(--jira-danger);
}

.priority-dot.HIGH {
    background: var(--jira-warning);
}

.priority-dot.MEDIUM {
    background: var(--jira-blue);
}

.priority-dot.LOW {
    background: #79E2F2;
}

/* ── User Avatar ─────────────────────────────────────────────── */
.tf-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--jira-blue), var(--jira-purple));
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    cursor: default;
}

.tf-avatar-sm {
    width: 26px;
    height: 26px;
    font-size: 0.62rem;
}

.tf-avatar-lg {
    width: 40px;
    height: 40px;
    font-size: 0.88rem;
}

.tf-avatar.green {
    background: linear-gradient(135deg, var(--jira-success), #00B8D9);
}

.tf-avatar.orange {
    background: linear-gradient(135deg, var(--jira-warning), #FFAB00);
    color: #fff;
}

.tf-avatar.purple {
    background: linear-gradient(135deg, var(--jira-purple), #8777D9);
}

/* ── Kanban Board ─────────────────────────────────────────────── */
.tf-kanban-wrapper {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding: 0 24px 24px;
    min-height: calc(100vh - 140px);
}

.tf-kanban-col {
    flex: 0 0 280px;
    display: flex;
    flex-direction: column;
    background: var(--jira-bg);
    border-radius: 4px;
    border: 1px solid var(--jira-border);
}

.tf-kanban-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-bottom: 3px solid transparent;
    border-radius: 4px 4px 0 0;
}

.tf-kanban-header.col-todo {
    border-bottom-color: #42526E;
}

.tf-kanban-header.col-progress {
    border-bottom-color: var(--jira-blue);
}

.tf-kanban-header.col-review {
    border-bottom-color: var(--jira-warning);
}

.tf-kanban-header.col-done {
    border-bottom-color: var(--jira-success);
}

.tf-kanban-col-name {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--jira-text);
}

.tf-kanban-count {
    font-size: 0.7rem;
    font-weight: 700;
    background: var(--jira-border);
    color: var(--jira-text-muted);
    padding: 1px 7px;
    border-radius: 10px;
}

.tf-kanban-cards {
    flex: 1;
    padding: 8px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 200px;
}

.tf-kanban-card {
    background: var(--jira-white);
    border-radius: 4px;
    box-shadow: var(--jira-card-shadow);
    padding: 10px 12px;
    cursor: pointer;
    transition: box-shadow 0.15s, transform 0.1s;
    border-left: 3px solid transparent;
}

.tf-kanban-card:hover {
    box-shadow: 0 4px 12px rgba(9, 30, 66, 0.2);
    transform: translateY(-1px);
}

.tf-kanban-card.dragging {
    opacity: 0.5;
}

.tf-kanban-col.drag-over .tf-kanban-cards {
    background: var(--jira-blue-light);
    border-radius: 4px;
}

.tf-kanban-card-key {
    font-size: 0.72rem;
    color: var(--jira-text-muted);
    font-family: monospace;
    margin-bottom: 4px;
}

.tf-kanban-card-title {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--jira-text);
    line-height: 1.4;
    margin-bottom: 8px;
}

.tf-kanban-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
}

/* ── @Mention Dropdown ───────────────────────────────────────── */
.mention-dropdown {
    position: absolute;
    background: var(--jira-white);
    border: 1px solid var(--jira-border);
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(9, 30, 66, 0.25);
    z-index: 9999;
    max-height: 240px;
    overflow-y: auto;
    width: 260px;
}

.mention-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    cursor: pointer;
    transition: background 0.1s;
}

.mention-item:hover,
.mention-item.active {
    background: var(--jira-blue-light);
}

.mention-initials {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--jira-blue), var(--jira-purple));
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    flex-shrink: 0;
}

.mention-name {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--jira-text);
}

.mention-username {
    font-size: 0.75rem;
    color: var(--jira-text-muted);
}

.mention-badge {
    display: inline-flex;
    background: var(--jira-blue-light);
    color: var(--jira-blue);
    border-radius: 3px;
    padding: 1px 5px;
    font-size: 0.85em;
    font-weight: 600;
}

/* ── Notification Page ───────────────────────────────────────── */
.notif-row {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--jira-border);
    cursor: pointer;
    transition: background 0.1s;
}

.notif-row:hover {
    background: var(--jira-blue-light);
}

.notif-row.unread {
    background: #F0F4FF;
}

.notif-row.unread:hover {
    background: var(--jira-blue-light);
}

.notif-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--jira-blue);
    margin-top: 6px;
    flex-shrink: 0;
}

.notif-dot.read {
    background: transparent;
}

/* ── Activity Timeline ───────────────────────────────────────── */
.tf-timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
}

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

.tf-timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 15px;
    top: 38px;
    width: 2px;
    bottom: -10px;
    background: var(--jira-border);
}

.tf-timeline-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--jira-bg);
    border: 2px solid var(--jira-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    flex-shrink: 0;
    z-index: 1;
}

.tf-timeline-content {
    flex: 1;
    padding-top: 4px;
}

.tf-timeline-text {
    font-size: 0.85rem;
    color: var(--jira-text);
    line-height: 1.5;
}

.tf-timeline-time {
    font-size: 0.75rem;
    color: var(--jira-text-muted);
    margin-top: 2px;
}

/* ── Modal ───────────────────────────────────────────────────── */
.tf-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(9, 30, 66, 0.54);
    z-index: 400;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.tf-modal {
    background: var(--jira-white);
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(9, 30, 66, 0.5);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
}

.tf-modal-header {
    padding: 20px 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tf-modal-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--jira-text);
    margin: 0;
}

.tf-modal-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--jira-text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
}

.tf-modal-close:hover {
    background: var(--jira-bg);
}

.tf-modal-body {
    padding: 20px 24px;
}

.tf-modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--jira-border);
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

/* ── Login Page ──────────────────────────────────────────────── */
.login-page {
    min-height: 100vh;
    background: var(--jira-navy);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-box {
    background: var(--jira-white);
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    padding: 40px;
    width: 100%;
    max-width: 400px;
}

.login-logo {
    text-align: center;
    margin-bottom: 28px;
}

.login-logo .logo-mark {
    width: 48px;
    height: 48px;
    background: var(--jira-blue);
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 12px;
}

.login-logo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--jira-text);
    margin: 0;
}

.login-logo p {
    font-size: 0.85rem;
    color: var(--jira-text-muted);
    margin: 4px 0 0;
}

/* ── Project Cards ───────────────────────────────────────────── */
.tf-project-card {
    background: var(--jira-white);
    border-radius: 8px;
    box-shadow: var(--jira-card-shadow);
    padding: 0;
    transition: box-shadow 0.15s, transform 0.15s;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.tf-project-card:hover {
    box-shadow: 0 4px 16px rgba(9, 30, 66, 0.2);
    transform: translateY(-2px);
}

.tf-project-card-header {
    padding: 16px 18px 12px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    border-bottom: 1px solid var(--jira-border);
}

.tf-project-key-badge {
    width: 36px;
    height: 36px;
    background: var(--jira-blue);
    color: #fff;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 800;
    flex-shrink: 0;
}

.tf-project-card-body {
    padding: 14px 18px;
    flex: 1;
}

.tf-project-card-footer {
    padding: 12px 18px;
    background: #FAFBFC;
    border-top: 1px solid var(--jira-border);
    display: flex;
    gap: 8px;
}

/* ── Sprint Cards ────────────────────────────────────────────── */
.tf-sprint-card {
    background: var(--jira-white);
    border-radius: 8px;
    box-shadow: var(--jira-card-shadow);
    margin-bottom: 12px;
    overflow: hidden;
}

.tf-sprint-header {
    padding: 14px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--jira-border);
}

.tf-sprint-status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tf-sprint-body {
    padding: 12px 18px;
}

/* Sprint status colors */
.sprint-active .tf-sprint-header {
    border-left: 4px solid var(--jira-success);
}

.sprint-planned .tf-sprint-header {
    border-left: 4px solid #42526E;
}

.sprint-completed .tf-sprint-header {
    border-left: 4px solid var(--jira-purple);
}

/* ── Attachments ─────────────────────────────────────────────── */
.tf-attachment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
}

.tf-attachment-item {
    border: 1px solid var(--jira-border);
    border-radius: 6px;
    overflow: hidden;
    background: var(--jira-white);
}

.tf-attachment-thumb {
    width: 100%;
    height: 100px;
    object-fit: cover;
    display: block;
}

.tf-attachment-info {
    padding: 6px 8px;
}

.tf-attachment-name {
    font-size: 0.72rem;
    color: var(--jira-text);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tf-attachment-size {
    font-size: 0.68rem;
    color: var(--jira-text-muted);
}

.tf-attachment-actions {
    display: flex;
    justify-content: space-between;
    padding: 4px 8px;
    border-top: 1px solid var(--jira-border);
}

/* ── Upload Zone ─────────────────────────────────────────────── */
.tf-upload-zone {
    border: 2px dashed var(--jira-border);
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    background: #FAFBFC;
    transition: border-color 0.15s, background 0.15s;
    cursor: pointer;
}

.tf-upload-zone:hover {
    border-color: var(--jira-blue);
    background: var(--jira-blue-light);
}

/* ── Comment Area ────────────────────────────────────────────── */
.tf-comment {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.tf-comment-body {
    flex: 1;
    background: var(--jira-bg);
    border-radius: 6px;
    padding: 12px 14px;
    border: 1px solid var(--jira-border);
}

.tf-comment-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
}

.tf-comment-author {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--jira-text);
}

.tf-comment-time {
    font-size: 0.75rem;
    color: var(--jira-text-muted);
}

.tf-comment-text {
    font-size: 0.88rem;
    color: var(--jira-text);
    line-height: 1.6;
}

/* ── Ticket Detail Meta Panel ────────────────────────────────── */
.tf-meta-row {
    display: flex;
    gap: 8px;
    margin-bottom: 14px;
    align-items: flex-start;
}

.tf-meta-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--jira-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    min-width: 100px;
    padding-top: 4px;
}

.tf-meta-value {
    font-size: 0.88rem;
    color: var(--jira-text);
    flex: 1;
}

/* ── Misc ────────────────────────────────────────────────────── */
.tf-empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--jira-text-muted);
}

.tf-empty-state i {
    font-size: 2.5rem;
    margin-bottom: 16px;
    opacity: 0.4;
    display: block;
}

.tf-empty-state p {
    font-size: 0.9rem;
    margin: 0;
}

.tf-divider {
    border: none;
    border-top: 1px solid var(--jira-border);
    margin: 16px 0;
}

.tf-text-muted {
    color: var(--jira-text-muted) !important;
}

.tf-text-blue {
    color: var(--jira-blue) !important;
}

.tf-fw-600 {
    font-weight: 600;
}

.cursor-pointer {
    cursor: pointer;
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 768px) {
    :root {
        --jira-sidebar-w: 0px;
    }

    .tf-sidebar {
        display: none;
    }

    .tf-kanban-wrapper {
        padding: 0 12px 24px;
    }
}