/* ==========================================================================
   Infinity Task Manager design system
   Light theme by default; dark theme when <html data-bs-theme="dark">.
   ========================================================================== */
:root, [data-bs-theme="light"] {
    color-scheme: light;
    --tk-font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --tk-bg: #f6f7fb;
    --tk-surface: #ffffff;
    --tk-surface-2: #f9fafc;
    --tk-input-bg: #ffffff;
    --tk-border: #e7e9f0;
    --tk-border-strong: #d9dce6;
    --tk-text: #1b1f2e;
    --tk-text-2: #5b6275;
    --tk-text-3: #8a90a2;
    --tk-primary: #5b5bd6;
    --tk-primary-600: #4b4bc4;
    --tk-primary-50: #eef0ff;
    --tk-primary-100: #e0e3ff;
    --tk-success: #10b981;
    --tk-warning: #f59e0b;
    --tk-danger: #ef4444;
    --tk-info: #0ea5e9;
    --tk-radius: 12px;
    --tk-radius-sm: 8px;
    --tk-shadow-sm: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);
    --tk-shadow: 0 4px 16px -4px rgba(16, 24, 40, .08), 0 2px 6px -2px rgba(16, 24, 40, .05);
    --tk-sidebar-w: 256px;
    --tk-topbar-h: 64px;
    --tk-ease: cubic-bezier(.2, .8, .2, 1);

    --bs-primary: var(--tk-primary);
    --bs-primary-rgb: 91, 91, 214;
    --bs-body-font-family: var(--tk-font);
    --bs-body-color: var(--tk-text);
    --bs-body-bg: var(--tk-bg);
    --bs-border-color: var(--tk-border);
    --bs-link-color: var(--tk-primary);
    --bs-link-color-rgb: 91, 91, 214;
    --bs-link-hover-color: var(--tk-primary-600);
    --bs-link-hover-color-rgb: 75, 75, 196;
}
[data-bs-theme="dark"] {
    color-scheme: dark;
    --tk-bg: #0b0e17;
    --tk-surface: #131826;
    --tk-surface-2: #1a2033;
    --tk-input-bg: #0f1320;
    --tk-border: #252c40;
    --tk-border-strong: #323a52;
    --tk-text: #e6e9f2;
    --tk-text-2: #a3abc0;
    --tk-text-3: #6f7891;
    --tk-primary: #7c7cf5;
    --tk-primary-600: #6a6aeb;
    --tk-primary-50: rgba(124, 124, 245, .12);
    --tk-primary-100: rgba(124, 124, 245, .3);
    --tk-shadow-sm: 0 1px 2px rgba(0, 0, 0, .3), 0 1px 3px rgba(0, 0, 0, .25);
    --tk-shadow: 0 8px 24px -6px rgba(0, 0, 0, .55), 0 2px 6px -2px rgba(0, 0, 0, .35);

    --bs-primary: var(--tk-primary);
    --bs-primary-rgb: 124, 124, 245;
    --bs-body-color: var(--tk-text);
    --bs-body-bg: var(--tk-surface);
    --bs-secondary-color: var(--tk-text-2);
    --bs-border-color: var(--tk-border);
    --bs-link-color: var(--tk-primary);
    --bs-link-color-rgb: 124, 124, 245;
    --bs-link-hover-color: #a5a8ff;
    --bs-link-hover-color-rgb: 165, 168, 255;
}
.theme-toggle .theme-icon-light { display: none; }
[data-bs-theme="dark"] .theme-toggle .theme-icon-light { display: inline; }
[data-bs-theme="dark"] .theme-toggle .theme-icon-dark { display: none; }
.auth-theme-toggle { position: fixed; top: 1rem; right: 1rem; z-index: 10; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--tk-topbar-h) + 16px); }
body { font-family: var(--tk-font); color: var(--tk-text); background: var(--tk-bg); font-size: .925rem; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; }
.min-w-0 { min-width: 0; }
::selection { background: var(--tk-primary-100); }

/* ---------- Buttons & forms ---------- */
.btn { --bs-btn-font-weight: 500; --bs-btn-border-radius: 9px; display: inline-flex; align-items: center; justify-content: center; transition: all .15s var(--tk-ease); }
.btn-sm { --bs-btn-border-radius: 7px; }
.btn-lg { --bs-btn-border-radius: 11px; --bs-btn-font-size: 1rem; --bs-btn-padding-y: .7rem; }
.btn-primary { --bs-btn-bg: var(--tk-primary); --bs-btn-border-color: var(--tk-primary); --bs-btn-hover-bg: var(--tk-primary-600); --bs-btn-hover-border-color: var(--tk-primary-600); --bs-btn-active-bg: #4040b0; --bs-btn-active-border-color: #4040b0; --bs-btn-disabled-bg: var(--tk-primary); --bs-btn-disabled-border-color: var(--tk-primary); box-shadow: 0 1px 2px rgba(91, 91, 214, .3), inset 0 1px 0 rgba(255,255,255,.12); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 14px -6px rgba(91, 91, 214, .6); }
.btn-light { --bs-btn-bg: #fff; --bs-btn-border-color: var(--tk-border-strong); --bs-btn-hover-bg: var(--tk-surface-2); --bs-btn-hover-border-color: #c9cdd9; --bs-btn-active-bg: var(--tk-primary-50); --bs-btn-active-border-color: var(--tk-primary-100); --bs-btn-color: var(--tk-text); box-shadow: var(--tk-shadow-sm); }
.btn-light.active { color: var(--tk-primary); }
.btn-icon { width: 38px; height: 38px; padding: 0; border-radius: 10px; color: var(--tk-text-2); border: 1px solid transparent; background: transparent; }
.btn-icon:hover { background: var(--tk-surface-2); color: var(--tk-text); border-color: var(--tk-border); }
.btn-icon.btn-sm { width: 32px; height: 32px; }
.btn-icon i { font-size: 1.1rem; }
.btn.is-loading { pointer-events: none; opacity: .85; }

.form-control, .form-select { border-color: var(--tk-border-strong); border-radius: 9px; padding: .55rem .8rem; font-size: .925rem; transition: border-color .15s, box-shadow .15s; }
.form-control-lg { padding: .75rem 1rem; font-size: 1rem; border-radius: 11px; }
.form-control:focus, .form-select:focus, .form-check-input:focus { border-color: var(--tk-primary); box-shadow: 0 0 0 4px rgba(91, 91, 214, .14); }
.form-label { font-weight: 600; font-size: .85rem; color: var(--tk-text); margin-bottom: .4rem; }
.form-text { color: var(--tk-text-3); font-size: .8rem; }
.form-check-input:checked { background-color: var(--tk-primary); border-color: var(--tk-primary); }
.form-range::-webkit-slider-thumb { background: var(--tk-primary); }
.form-range::-moz-range-thumb { background: var(--tk-primary); }
.form-range::-webkit-slider-runnable-track { background: var(--tk-primary-100); }

.input-icon { position: relative; }
.input-icon > i { position: absolute; left: .85rem; top: 50%; transform: translateY(-50%); color: var(--tk-text-3); pointer-events: none; z-index: 4; }
.input-icon > .form-control { padding-left: 2.4rem; }
.input-icon > .form-control-lg { padding-left: 2.6rem; }
.input-icon:has(.pw-toggle) > .form-control { padding-right: 2.6rem; }
.input-icon > .invalid-feedback { position: absolute; }
.input-icon:has(.invalid-feedback) { margin-bottom: 0; }
.was-validated .input-icon:has(:invalid) { margin-bottom: 1.4rem; }
.pw-toggle { position: absolute; right: .4rem; top: 50%; transform: translateY(-50%); border: 0; background: transparent; color: var(--tk-text-3); padding: .35rem .5rem; border-radius: 7px; z-index: 5; }
.pw-toggle:hover { color: var(--tk-text); background: var(--tk-surface-2); }
.was-validated .form-control:valid, .form-control.is-valid { background-image: none; padding-right: .8rem; }
.input-group .input-icon .form-control { border-top-right-radius: 0; border-bottom-right-radius: 0; }

.pw-strength { height: 4px; background: var(--tk-border); border-radius: 4px; margin-top: .5rem; overflow: hidden; }
.pw-strength span { display: block; height: 100%; width: 0; transition: width .3s var(--tk-ease), background .3s; border-radius: 4px; }

/* ---------- App shell ---------- */
.app-body { min-height: 100vh; }
.sidebar { position: fixed; inset: 0 auto 0 0; width: var(--tk-sidebar-w); background: var(--tk-surface); border-right: 1px solid var(--tk-border); display: flex; flex-direction: column; z-index: 1040; transition: transform .25s var(--tk-ease); }
.brand { display: flex; align-items: center; gap: .6rem; padding: 1.1rem 1.25rem; color: var(--tk-text); font-weight: 700; font-size: 1.1rem; letter-spacing: -.01em; }
.brand:hover { color: var(--tk-text); }
.brand-mark { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, #6d6df0, #4a4ac8); box-shadow: 0 6px 14px -6px rgba(91, 91, 214, .8); font-size: 1.15rem; }
.brand-pill { margin-left: auto; font-size: .65rem; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--tk-primary); background: var(--tk-primary-50); padding: .2rem .5rem; border-radius: 6px; }
.brand-light, .brand-light:hover { color: #fff; }
.brand-light .brand-mark { background: rgba(255,255,255,.18); box-shadow: none; }

.side-nav { flex: 1; overflow-y: auto; padding: .5rem .75rem 1rem; }
.nav-section { font-size: .7rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--tk-text-3); padding: 1rem .75rem .4rem; }
.nav-link-item { display: flex; align-items: center; gap: .7rem; padding: .55rem .75rem; margin-bottom: 2px; border-radius: 9px; color: var(--tk-text-2); font-weight: 500; transition: background .15s, color .15s; position: relative; }
.nav-link-item i { font-size: 1.05rem; width: 20px; text-align: center; }
.nav-link-item:hover { background: var(--tk-surface-2); color: var(--tk-text); }
.nav-link-item.active { background: var(--tk-primary-50); color: var(--tk-primary); }
.nav-link-item.active::before { content: ""; position: absolute; left: -.75rem; top: 8px; bottom: 8px; width: 3px; border-radius: 0 3px 3px 0; background: var(--tk-primary); }
.nav-count { margin-left: auto; font-size: .7rem; font-weight: 600; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; background: var(--tk-danger); color: #fff; display: inline-grid; place-items: center; }

.sidebar-footer { display: flex; align-items: center; gap: .65rem; padding: .9rem 1rem; border-top: 1px solid var(--tk-border); }
.sf-text { min-width: 0; }
.sf-name { font-weight: 600; font-size: .875rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sf-role { font-size: .75rem; color: var(--tk-text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.main { margin-left: var(--tk-sidebar-w); min-height: 100vh; display: flex; flex-direction: column; }
.topbar { position: sticky; top: 0; z-index: 1030; height: var(--tk-topbar-h); display: flex; align-items: center; gap: 1rem; padding: 0 1.75rem; background: rgba(246, 247, 251, .82); backdrop-filter: saturate(180%) blur(12px); -webkit-backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid transparent; transition: border-color .2s, background .2s; }
.topbar.scrolled { border-bottom-color: var(--tk-border); background: rgba(255, 255, 255, .88); }
.topbar-search { position: relative; align-items: center; width: min(420px, 40vw); }
.topbar-search > i { position: absolute; left: .85rem; color: var(--tk-text-3); }
.topbar-search .form-control { padding-left: 2.3rem; padding-right: 2.5rem; background: var(--tk-surface); border-color: var(--tk-border); border-radius: 10px; }
.topbar-search kbd { position: absolute; right: .6rem; font-size: .7rem; background: var(--tk-surface-2); color: var(--tk-text-3); border: 1px solid var(--tk-border); box-shadow: none; padding: .1rem .4rem; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: .5rem; }
.profile-btn { display: flex; align-items: center; gap: .5rem; border: 1px solid transparent; background: transparent; padding: .25rem .5rem .25rem .25rem; border-radius: 12px; color: var(--tk-text); font-weight: 500; }
.profile-btn:hover { background: var(--tk-surface); border-color: var(--tk-border); }
.profile-menu { min-width: 240px; border-radius: 12px; border-color: var(--tk-border); }
.dropdown-menu { --bs-dropdown-border-color: var(--tk-border); --bs-dropdown-border-radius: 12px; --bs-dropdown-link-active-bg: var(--tk-primary-50); --bs-dropdown-link-active-color: var(--tk-primary); padding: .4rem; animation: dropIn .16s var(--tk-ease); }
.dropdown-item { border-radius: 8px; padding: .45rem .7rem; font-size: .875rem; }
.dropdown-menu form { margin: 0; }
@keyframes dropIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

.content { flex: 1; padding: 1.5rem 1.75rem 2rem; width: 100%; max-width: 1480px; animation: fadeUp .35s var(--tk-ease); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.app-footer { display: flex; justify-content: space-between; padding: 1rem 1.75rem; font-size: .8rem; color: var(--tk-text-3); border-top: 1px solid var(--tk-border); }

.sidebar-backdrop { display: none; }
@media (max-width: 991.98px) {
    .sidebar { transform: translateX(-100%); box-shadow: none; }
    .sidebar.open { transform: none; box-shadow: 0 20px 60px rgba(0,0,0,.2); }
    .sidebar-backdrop.show { display: block; position: fixed; inset: 0; background: rgba(15, 18, 30, .4); z-index: 1035; animation: fadeIn .2s; }
    .main { margin-left: 0; }
    .topbar { padding: 0 1rem; }
    .content { padding: 1.25rem 1rem 2rem; }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Page loader */
.page-loader { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 2000; pointer-events: none; opacity: 0; transition: opacity .2s; }
.page-loader.active { opacity: 1; }
.loader-bar { height: 100%; width: 40%; background: linear-gradient(90deg, transparent, var(--tk-primary), transparent); animation: loader 1s infinite linear; }
@keyframes loader { from { transform: translateX(-100%); } to { transform: translateX(350%); } }

/* ---------- Page header ---------- */
.page-header { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; }
.page-title { font-size: 1.5rem; font-weight: 700; letter-spacing: -.02em; margin: 0; }
.page-subtitle { color: var(--tk-text-2); margin: .25rem 0 0; }
.page-actions { display: flex; gap: .5rem; flex-wrap: wrap; }
.page-actions form { margin: 0; }

/* ---------- Cards ---------- */
.app-card { border: 1px solid var(--tk-border); border-radius: var(--tk-radius); background: var(--tk-surface); box-shadow: var(--tk-shadow-sm); overflow: visible; }
.app-card > .card-header { display: flex; align-items: center; justify-content: space-between; gap: .5rem; background: transparent; border-bottom: 1px solid var(--tk-border); padding: .95rem 1.25rem; }
.app-card > .card-body { padding: 1.25rem; }
.card-title { font-size: .975rem; font-weight: 650; margin: 0; display: flex; align-items: center; gap: .25rem; }
.count-pill { display: inline-grid; place-items: center; min-width: 22px; height: 20px; padding: 0 7px; border-radius: 10px; font-size: .72rem; font-weight: 600; background: var(--tk-surface-2); color: var(--tk-text-2); border: 1px solid var(--tk-border); margin-left: .35rem; }
.card-footer-pager { padding: .85rem 1.25rem; border-top: 1px solid var(--tk-border); }
.card-header-tabs { display: flex; gap: .25rem; padding: .6rem .75rem 0; border-bottom: 1px solid var(--tk-border); }
.tab-link { padding: .55rem .9rem; color: var(--tk-text-2); font-weight: 500; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab-link.active { color: var(--tk-primary); border-bottom-color: var(--tk-primary); }

/* ---------- Stat cards ---------- */
.stat-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
@media (min-width: 576px) { .stat-grid, .stat-grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .stat-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px) { .stat-grid-4 { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1500px) { .stat-grid { grid-template-columns: repeat(6, 1fr); } }
.stat-card { display: flex; gap: .9rem; align-items: flex-start; padding: 1.1rem 1.15rem; border-radius: var(--tk-radius); background: var(--tk-surface); border: 1px solid var(--tk-border); box-shadow: var(--tk-shadow-sm); color: var(--tk-text); transition: transform .18s var(--tk-ease), box-shadow .18s; position: relative; overflow: hidden; }
a.stat-card:hover { transform: translateY(-2px); box-shadow: var(--tk-shadow); color: var(--tk-text); }
.stat-icon { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; font-size: 1.2rem; flex-shrink: 0; }
.stat-label { font-size: .8rem; color: var(--tk-text-2); font-weight: 500; }
.stat-value { font-size: 1.65rem; font-weight: 700; letter-spacing: -.02em; line-height: 1.2; margin-top: .1rem; }
.stat-foot { font-size: .75rem; color: var(--tk-text-3); margin-top: .15rem; }
.tone-indigo .stat-icon, .notif-icon.tone-primary { background: #eef0ff; color: #5b5bd6; }
.tone-violet .stat-icon { background: #f3e8ff; color: #9333ea; }
.tone-slate .stat-icon, .notif-icon.tone-secondary { background: #f1f5f9; color: #475569; }
.tone-blue .stat-icon, .notif-icon.tone-info { background: #e0f2fe; color: #0284c7; }
.tone-green .stat-icon, .notif-icon.tone-success { background: #dcfce7; color: #16a34a; }
.tone-red .stat-icon, .notif-icon.tone-danger { background: #fee2e2; color: #dc2626; }
.notif-icon.tone-warning { background: #fef3c7; color: #d97706; }

/* ---------- Badges ---------- */
.badge-status { display: inline-flex; align-items: center; gap: .35rem; font-size: .75rem; font-weight: 600; padding: .25rem .6rem; border-radius: 999px; white-space: nowrap; border: 1px solid transparent; }
.badge-status i { font-size: .7rem; }
.s-pending { background: #f1f5f9; color: #475569; border-color: #e2e8f0; }
.s-in_progress { background: #eef0ff; color: #4f46e5; border-color: #dfe3ff; }
.s-completed { background: #ecfdf5; color: #059669; border-color: #d1fae5; }
.s-on_hold { background: #fffbeb; color: #b45309; border-color: #fde9b8; }
.s-overdue { background: #fef2f2; color: #dc2626; border-color: #fee2e2; }
.badge-priority { display: inline-flex; align-items: center; gap: .4rem; font-size: .75rem; font-weight: 600; padding: .25rem .6rem; border-radius: 7px; background: var(--tk-surface-2); border: 1px solid var(--tk-border); color: var(--tk-text-2); white-space: nowrap; }
.badge-priority .dot, .choice .dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.p-low .dot { background: #94a3b8; }
.p-medium .dot { background: #3b82f6; }
.p-high .dot { background: #f97316; }
.p-urgent .dot { background: #ef4444; box-shadow: 0 0 0 3px rgba(239, 68, 68, .18); }
.badge-priority.p-urgent { color: #b91c1c; background: #fef2f2; border-color: #fee2e2; }
.role-badge { display: inline-block; font-size: .7rem; font-weight: 600; padding: .15rem .5rem; border-radius: 6px; text-transform: uppercase; letter-spacing: .04em; }
.role-admin { background: #f3e8ff; color: #7e22ce; }
.role-employee { background: #e0f2fe; color: #0369a1; }

.deadline { display: inline-flex; align-items: center; gap: .35rem; font-size: .8rem; color: var(--tk-text-2); white-space: nowrap; }
.deadline.overdue { color: #dc2626; font-weight: 600; }
.deadline.soon { color: #d97706; font-weight: 600; }

/* ---------- Progress ---------- */
.progress-wrap { display: flex; align-items: center; gap: .6rem; width: 100%; }
.progress-thin { height: 6px; flex: 1; border-radius: 6px; background: #eceef4; }
.progress-thin .progress-bar { border-radius: 6px; transition: width .6s var(--tk-ease); }
.progress-bar.bg-primary { background: linear-gradient(90deg, #6d6df0, #5b5bd6) !important; }
.progress-bar.bg-success { background: linear-gradient(90deg, #34d399, #10b981) !important; }
.progress-bar.bg-info { background: linear-gradient(90deg, #7dd3fc, #38bdf8) !important; }
.progress-bar.bg-secondary { background: #b6bccb !important; }
.progress-label { font-size: .75rem; font-weight: 600; color: var(--tk-text-2); min-width: 34px; text-align: right; }
.overall-progress { margin-top: 1rem; padding-top: 1rem; border-top: 1px dashed var(--tk-border); }

/* ---------- Avatars ---------- */
.avatar { --size: 36px; width: var(--size); height: var(--size); border-radius: 50%; display: inline-grid; place-items: center; font-size: calc(var(--size) * .38); font-weight: 650; color: #fff; flex-shrink: 0; letter-spacing: .02em; user-select: none; }
.avatar-sm { --size: 28px; }
.avatar-xl { --size: 84px; font-size: 1.8rem; box-shadow: 0 0 0 5px #fff, 0 0 0 6px var(--tk-border); }
.av-0 { background: linear-gradient(135deg, #818cf8, #6366f1); }
.av-1 { background: linear-gradient(135deg, #f472b6, #db2777); }
.av-2 { background: linear-gradient(135deg, #34d399, #059669); }
.av-3 { background: linear-gradient(135deg, #fbbf24, #d97706); }
.av-4 { background: linear-gradient(135deg, #60a5fa, #2563eb); }
.av-5 { background: linear-gradient(135deg, #a78bfa, #7c3aed); }
.av-6 { background: linear-gradient(135deg, #fb7185, #e11d48); }
.av-7 { background: linear-gradient(135deg, #2dd4bf, #0d9488); }
.av-more { background: var(--tk-surface-2); color: var(--tk-text-2); border: 1px solid var(--tk-border); font-size: .7rem; }
.avatar-stack { display: flex; align-items: center; }
.avatar-stack .avatar { box-shadow: 0 0 0 2px #fff; }
.avatar-stack .avatar + .avatar { margin-left: -8px; }

/* ---------- Tables & filters ---------- */
.filter-bar { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; padding: .9rem 1rem; border-bottom: 1px solid var(--tk-border); }
.app-card > .filter-bar:last-child { border-bottom: 0; }
.filter-bar .form-select, .filter-bar .form-control { width: auto; min-width: 140px; font-size: .875rem; padding-top: .45rem; padding-bottom: .45rem; }
.filter-search { position: relative; flex: 1 1 240px; }
.filter-search > i { position: absolute; left: .8rem; top: 50%; transform: translateY(-50%); color: var(--tk-text-3); }
.filter-search .form-control { padding-left: 2.2rem; width: 100%; }
.date-filters { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; padding-top: .5rem; }

.app-table { --bs-table-bg: transparent; font-size: .875rem; }
.app-table thead th { font-size: .72rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--tk-text-3); background: var(--tk-surface-2); border-bottom: 1px solid var(--tk-border); padding: .7rem 1rem; white-space: nowrap; }
.app-table tbody td { padding: .85rem 1rem; border-color: var(--tk-border); }
.app-table tbody tr { transition: background .12s; }
.app-table tbody tr:hover { background: #fafbff; }
.app-table tbody tr:last-child td { border-bottom: 0; }
.row-overdue td:first-child { box-shadow: inset 3px 0 0 var(--tk-danger); }
.row-muted { opacity: .6; }
.sort-link { color: inherit; display: inline-flex; align-items: center; gap: .3rem; }
.sort-link:hover, .sort-link.active { color: var(--tk-primary); }
.sort-link i { font-size: .8rem; opacity: .6; }
.task-link { color: var(--tk-text); font-weight: 600; }
.task-link:hover { color: var(--tk-primary); }
.task-cell { max-width: 380px; }
.task-cell .task-link { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.task-sub { display: flex; gap: .75rem; font-size: .75rem; color: var(--tk-text-3); margin-top: .15rem; }
.task-sub i { margin-right: .2rem; }

.pager { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .75rem; }
.pager-info { font-size: .8rem; color: var(--tk-text-3); }
.pagination { --bs-pagination-border-color: var(--tk-border); --bs-pagination-color: var(--tk-text-2); --bs-pagination-active-bg: var(--tk-primary); --bs-pagination-active-border-color: var(--tk-primary); --bs-pagination-hover-bg: var(--tk-surface-2); --bs-pagination-focus-box-shadow: 0 0 0 3px rgba(91, 91, 214, .15); gap: 4px; }
.pagination .page-link { border-radius: 8px !important; min-width: 32px; text-align: center; }

/* ---------- Empty states ---------- */
.empty-state { text-align: center; padding: 3rem 1.5rem; }
.empty-icon { width: 64px; height: 64px; margin: 0 auto 1rem; border-radius: 18px; display: grid; place-items: center; font-size: 1.6rem; color: var(--tk-primary); background: linear-gradient(135deg, var(--tk-primary-50), #f5f3ff); border: 1px solid var(--tk-primary-100); }
.empty-state h3 { font-size: 1rem; font-weight: 650; margin-bottom: .3rem; }
.empty-state p { color: var(--tk-text-2); font-size: .875rem; margin-bottom: 1rem; }
.empty-inline { display: flex; align-items: center; gap: .5rem; color: var(--tk-text-3); font-size: .875rem; padding: .5rem 0; }

/* ---------- Alerts ---------- */
.app-alert { border-radius: 10px; border-width: 1px; font-size: .875rem; display: flex; align-items: flex-start; box-shadow: var(--tk-shadow-sm); animation: fadeUp .3s var(--tk-ease); }
.app-alert i { margin-top: .1rem; }
.alert-success { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
.alert-danger { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.alert-warning { background: #fffbeb; border-color: #fde68a; color: #92400e; }
.alert-info { background: #eff6ff; border-color: #bfdbfe; color: #1e40af; }

/* ---------- Charts ---------- */
.chart-box { position: relative; height: 290px; }
.chart-box-sm { height: 230px; }

/* ---------- Lists: tasks, team, timeline ---------- */
.task-mini-list .list-group-item { border-color: var(--tk-border); }
.task-mini { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .85rem 1.25rem; color: var(--tk-text); transition: background .12s; }
.task-mini:hover { background: #fafbff; color: var(--tk-text); }
.task-mini.is-overdue { box-shadow: inset 3px 0 0 var(--tk-danger); }
.task-mini-title { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.task-mini-meta { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin-top: .3rem; }
.team-list { list-style: none; margin: 0; padding: .5rem 1.25rem 1rem; }
.team-list li { display: flex; align-items: center; gap: .8rem; padding: .6rem 0; }
.timeline { list-style: none; margin: 0; padding: 1rem 1.25rem; position: relative; }
.timeline li { display: flex; gap: .75rem; padding-bottom: 1rem; position: relative; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li:not(:last-child)::before { content: ""; position: absolute; left: 15px; top: 34px; bottom: 2px; width: 1px; background: var(--tk-border); }
.tl-icon { width: 31px; height: 31px; flex-shrink: 0; border-radius: 50%; display: grid; place-items: center; background: var(--tk-surface-2); border: 1px solid var(--tk-border); color: var(--tk-text-2); font-size: .85rem; }
.tl-icon.tl-danger { background: #fef2f2; color: #dc2626; border-color: #fee2e2; }
.tl-body { min-width: 0; padding-top: .2rem; }
.tl-text { font-size: .85rem; line-height: 1.45; word-wrap: break-word; }
.tl-note { font-size: .8rem; color: var(--tk-text-2); background: var(--tk-surface-2); border: 1px solid var(--tk-border); padding: .35rem .6rem; border-radius: 8px; margin-top: .35rem; }
.tl-meta { font-size: .75rem; color: var(--tk-text-3); margin-top: .15rem; }
.tl-unread .tl-icon { background: var(--tk-primary-50); color: var(--tk-primary); border-color: var(--tk-primary-100); }
.timeline-compact { padding: 1rem 1.25rem; max-height: 420px; overflow-y: auto; }

/* ---------- Notifications ---------- */
.notif-dot { position: absolute; top: 3px; right: 2px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px; background: var(--tk-danger); color: #fff; font-size: .65rem; font-weight: 700; display: grid; place-items: center; box-shadow: 0 0 0 2px var(--tk-bg); }
.notif-menu { width: 380px; max-width: calc(100vw - 24px); padding: 0; overflow: hidden; }
.notif-head { display: flex; justify-content: space-between; align-items: center; padding: .85rem 1rem; border-bottom: 1px solid var(--tk-border); }
.notif-list { max-height: 380px; overflow-y: auto; }
.notif-list form { margin: 0; }
.notif-item { display: flex; gap: .7rem; width: 100%; text-align: left; padding: .75rem 1rem; border: 0; background: transparent; border-bottom: 1px solid var(--tk-border); transition: background .12s; }
.notif-item:hover { background: var(--tk-surface-2); }
.notif-item.unread { background: #f8f8ff; }
.notif-item.unread .notif-title::after { content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--tk-primary); margin-left: .4rem; vertical-align: middle; }
.notif-icon { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; flex-shrink: 0; }
.notif-text { display: flex; flex-direction: column; min-width: 0; }
.notif-title { font-weight: 600; font-size: .85rem; color: var(--tk-text); }
.notif-msg { font-size: .8rem; color: var(--tk-text-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.notif-time { font-size: .72rem; color: var(--tk-text-3); margin-top: .15rem; }
.notif-empty { display: flex; flex-direction: column; align-items: center; gap: .4rem; padding: 2rem 1rem; color: var(--tk-text-3); }
.notif-empty i { font-size: 1.6rem; }
.notif-footer { display: block; text-align: center; padding: .7rem; font-size: .85rem; font-weight: 500; background: var(--tk-surface-2); }
.notif-page-list { list-style: none; margin: 0; padding: 0; }
.notif-page-list li { display: flex; gap: .9rem; padding: 1rem 1.25rem; border-bottom: 1px solid var(--tk-border); }
.notif-page-list li:last-child { border-bottom: 0; }
.notif-page-list li.unread { background: #fafaff; box-shadow: inset 3px 0 0 var(--tk-primary); }
.notif-actions { display: flex; gap: 1rem; margin-top: .4rem; }
.notif-actions form { margin: 0; }

/* ---------- Task detail ---------- */
.task-hero { background: var(--tk-surface); border: 1px solid var(--tk-border); border-radius: var(--tk-radius); padding: 1.25rem 1.5rem 1.1rem; margin-bottom: 1.5rem; box-shadow: var(--tk-shadow-sm); position: relative; overflow: hidden; }
.task-hero::after { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: linear-gradient(90deg, #6d6df0, #a78bfa); }
.task-hero.is-overdue::after { background: linear-gradient(90deg, #ef4444, #f97316); }
.back-link { display: inline-flex; align-items: center; gap: .35rem; color: var(--tk-text-2); font-size: .825rem; margin-bottom: .75rem; }
.back-link:hover { color: var(--tk-primary); }
.task-title { font-size: 1.45rem; font-weight: 700; letter-spacing: -.02em; margin: 0 0 .4rem; word-wrap: break-word; }
.task-meta { display: flex; flex-wrap: wrap; gap: 1rem; font-size: .8rem; color: var(--tk-text-3); }
.task-meta i { margin-right: .3rem; }
.hero-progress { margin-top: 1rem; max-width: 520px; }
.task-description { line-height: 1.7; color: var(--tk-text); word-wrap: break-word; }
.detail-list { list-style: none; margin: 0; padding: .4rem 1.25rem; }
.detail-list li { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .65rem 0; border-bottom: 1px dashed var(--tk-border); font-size: .875rem; }
.detail-list li:last-child { border-bottom: 0; }
.detail-list li > span:first-child { color: var(--tk-text-2); display: flex; align-items: center; gap: .5rem; }
.detail-list strong { font-weight: 600; text-align: right; word-break: break-word; }
.people-list { list-style: none; margin: 0; padding: .5rem 1.25rem 1rem; }
.people-list li { display: flex; align-items: center; gap: .7rem; padding: .5rem 0; }

.comment-list { list-style: none; margin: 0 0 1rem; padding: 0; display: flex; flex-direction: column; gap: 1rem; }
.comment-list li { display: flex; gap: .7rem; align-items: flex-start; }
.comment-bubble { flex: 1; min-width: 0; background: var(--tk-surface-2); border: 1px solid var(--tk-border); border-radius: 4px 12px 12px 12px; padding: .7rem .9rem; }
.comment-list li.mine .comment-bubble { background: #f6f6ff; border-color: var(--tk-primary-100); }
.comment-head { display: flex; align-items: center; gap: .5rem; margin-bottom: .25rem; font-size: .85rem; }
.comment-body { font-size: .9rem; line-height: 1.6; word-wrap: break-word; }
.comment-form { display: flex; gap: .7rem; align-items: flex-start; padding-top: 1rem; border-top: 1px solid var(--tk-border); }

.file-list { list-style: none; margin: 0 0 1rem; padding: 0; }
.file-list li { display: flex; align-items: center; gap: .75rem; padding: .6rem .25rem; border-bottom: 1px solid var(--tk-border); }
.file-list li:last-child { border-bottom: 0; }
.file-list form { margin: 0; }
.file-icon { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: var(--tk-primary-50); color: var(--tk-primary); font-size: 1.15rem; flex-shrink: 0; }
.file-name { display: block; font-weight: 600; color: var(--tk-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file-name:hover { color: var(--tk-primary); }
.file-meta { font-size: .75rem; color: var(--tk-text-3); }
.thumb-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: .6rem; }
.thumb { aspect-ratio: 4 / 3; border-radius: 10px; overflow: hidden; border: 1px solid var(--tk-border); background: var(--tk-surface-2); display: block; }
.thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s var(--tk-ease); }
.thumb:hover img { transform: scale(1.05); }

.dropzone { display: flex; flex-direction: column; align-items: center; gap: .25rem; padding: 1.4rem 1rem; border: 2px dashed var(--tk-border-strong); border-radius: 12px; background: var(--tk-surface-2); text-align: center; cursor: pointer; transition: border-color .15s, background .15s; position: relative; margin: 0; }
.dropzone:hover, .dropzone.dragover { border-color: var(--tk-primary); background: var(--tk-primary-50); }
.dropzone input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.dropzone > i { font-size: 1.8rem; color: var(--tk-primary); }
.dz-title { font-weight: 600; font-size: .9rem; }
.dz-hint { font-size: .75rem; color: var(--tk-text-3); }
.dz-files { display: flex; flex-wrap: wrap; gap: .35rem; justify-content: center; margin-top: .4rem; }
.dz-files .chip { font-size: .75rem; background: #fff; border: 1px solid var(--tk-border); border-radius: 999px; padding: .15rem .6rem; }
.dz-files .chip.bad { border-color: #fecaca; color: #b91c1c; background: #fef2f2; }

/* ---------- Task cards (employee) ---------- */
.task-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem; }
.task-card { display: flex; flex-direction: column; padding: 1.1rem 1.15rem; background: var(--tk-surface); border: 1px solid var(--tk-border); border-radius: var(--tk-radius); box-shadow: var(--tk-shadow-sm); color: var(--tk-text); transition: transform .18s var(--tk-ease), box-shadow .18s, border-color .18s; position: relative; }
.task-card::before { content: ""; position: absolute; left: 0; top: 14px; bottom: 14px; width: 3px; border-radius: 0 3px 3px 0; background: transparent; }
.task-card.pr-urgent::before { background: #ef4444; }
.task-card.pr-high::before { background: #f97316; }
.task-card:hover { transform: translateY(-3px); box-shadow: var(--tk-shadow); border-color: var(--tk-primary-100); color: var(--tk-text); }
.task-card.is-overdue { border-color: #fecaca; }
.task-card-title { font-size: 1rem; font-weight: 650; margin: .25rem 0 .35rem; line-height: 1.35; }
.task-card-desc { font-size: .825rem; color: var(--tk-text-2); flex: 1; margin-bottom: .9rem; min-height: 2.4em; }
.task-card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: .9rem; padding-top: .8rem; border-top: 1px solid var(--tk-border); }
.task-card-counts { display: flex; align-items: center; gap: .6rem; font-size: .78rem; color: var(--tk-text-3); }
.task-card-counts i { margin-right: .15rem; }

/* ---------- Task form ---------- */
.assignee-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: .5rem; max-height: 360px; overflow-y: auto; padding: 2px; }
.assignee-grid.is-invalid { outline: 1px solid var(--tk-danger); outline-offset: 4px; border-radius: 8px; }
.assignee-option { display: flex; align-items: center; gap: .6rem; padding: .6rem .75rem; border: 1px solid var(--tk-border); border-radius: 10px; cursor: pointer; transition: all .15s; position: relative; margin: 0; }
.assignee-option:hover { border-color: var(--tk-border-strong); background: var(--tk-surface-2); }
.assignee-option input { position: absolute; opacity: 0; pointer-events: none; }
.assignee-option .check { margin-left: auto; color: var(--tk-primary); opacity: 0; transform: scale(.6); transition: all .15s; }
.assignee-option:has(input:checked) { border-color: var(--tk-primary); background: var(--tk-primary-50); box-shadow: 0 0 0 3px rgba(91, 91, 214, .1); }
.assignee-option:has(input:checked) .check { opacity: 1; transform: none; }
.assignee-option:has(input:focus-visible) { box-shadow: 0 0 0 3px rgba(91, 91, 214, .3); }
.choice-group { display: grid; grid-template-columns: 1fr 1fr; gap: .4rem; }
.choice { display: flex; align-items: center; gap: .45rem; padding: .5rem .7rem; border: 1px solid var(--tk-border); border-radius: 9px; cursor: pointer; font-weight: 500; font-size: .85rem; transition: all .15s; margin: 0; }
.choice:hover { background: var(--tk-surface-2); }
.btn-check:checked + .choice { border-color: var(--tk-primary); background: var(--tk-primary-50); color: var(--tk-primary); }
.btn-check:focus-visible + .choice { box-shadow: 0 0 0 3px rgba(91, 91, 214, .3); }

/* ---------- Chat ---------- */
.chat-shell { display: grid; grid-template-columns: 320px 1fr; height: calc(100vh - var(--tk-topbar-h) - 120px); min-height: 460px; overflow: hidden; }
.chat-sidebar { border-right: 1px solid var(--tk-border); display: flex; flex-direction: column; min-height: 0; }
.chat-sidebar-head { padding: 1rem; border-bottom: 1px solid var(--tk-border); }
.chat-contacts { overflow-y: auto; flex: 1; }
.chat-contact { display: flex; align-items: center; gap: .75rem; padding: .75rem 1rem; color: inherit; text-decoration: none; border-bottom: 1px solid var(--tk-border); transition: background .15s; }
.chat-contact:hover { background: var(--tk-surface-2); color: inherit; }
.chat-contact.active { background: var(--tk-primary-50); box-shadow: inset 3px 0 0 var(--tk-primary); }
.chat-contact-text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: .1rem; }
.chat-contact-top, .chat-contact-bottom { display: flex; align-items: center; gap: .5rem; min-width: 0; }
.chat-contact-name { font-weight: 600; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-contact-time { font-size: .7rem; color: var(--tk-text-3); white-space: nowrap; }
.chat-contact-preview { flex: 1; min-width: 0; font-size: .8rem; color: var(--tk-text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-main { display: flex; flex-direction: column; min-height: 0; min-width: 0; }
.chat-placeholder { flex: 1; display: grid; place-items: center; }
.chat-head { display: flex; align-items: center; gap: .75rem; padding: .85rem 1.25rem; border-bottom: 1px solid var(--tk-border); }
.chat-messages { flex: 1; overflow-y: auto; padding: 1.25rem; display: flex; flex-direction: column; gap: .6rem; background: var(--tk-bg); }
.chat-empty { margin: auto; }
.chat-msg { max-width: 72%; display: flex; flex-direction: column; align-items: flex-start; }
.chat-msg.mine { align-self: flex-end; align-items: flex-end; }
.chat-bubble { padding: .55rem .85rem; border-radius: 16px; background: var(--tk-surface); border: 1px solid var(--tk-border); white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.45; box-shadow: var(--tk-shadow-sm); }
.chat-msg.theirs .chat-bubble { border-bottom-left-radius: 4px; }
.chat-msg.mine .chat-bubble { background: var(--tk-primary); color: #fff; border-color: transparent; border-bottom-right-radius: 4px; }
.chat-time { font-size: .68rem; color: var(--tk-text-3); margin-top: .2rem; padding: 0 .25rem; }
.chat-compose { display: flex; align-items: flex-end; gap: .5rem; padding: .75rem 1rem; border-top: 1px solid var(--tk-border); background: var(--tk-surface); }
.chat-compose textarea { resize: none; max-height: 140px; border-radius: 20px; padding: .55rem 1rem; }
.chat-compose .btn { border-radius: 50%; width: 42px; height: 42px; padding: 0; flex: 0 0 42px; }
.chat-avatar { position: relative; display: inline-flex; flex-shrink: 0; }
.presence-dot { position: absolute; right: -1px; bottom: -1px; width: 12px; height: 12px; border-radius: 50%; background: #c3c8d4; border: 2px solid var(--tk-surface); }
.presence-dot.online { background: var(--tk-success); }
.presence-inline { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #c3c8d4; margin-right: .4rem; vertical-align: middle; }
.presence-inline.online { background: var(--tk-success); }
.chat-image { display: block; max-width: 280px; border-radius: 14px; overflow: hidden; border: 1px solid var(--tk-border); margin-bottom: .25rem; background: var(--tk-surface); }
.chat-image img { display: block; width: 100%; max-height: 260px; object-fit: cover; }
.chat-file { display: flex; align-items: center; gap: .65rem; min-width: 220px; max-width: 320px; padding: .6rem .8rem; border-radius: 14px; background: var(--tk-surface); border: 1px solid var(--tk-border); color: var(--tk-text); text-decoration: none; margin-bottom: .25rem; box-shadow: var(--tk-shadow-sm); }
.chat-file:hover { border-color: var(--tk-primary-100); background: var(--tk-primary-50); color: var(--tk-text); }
.chat-file > .bi:first-child { font-size: 1.6rem; color: var(--tk-primary); }
.chat-file > span { min-width: 0; display: flex; flex-direction: column; }
.chat-file-name { font-weight: 600; font-size: .85rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-file-size { font-size: .72rem; color: var(--tk-text-3); }
.chat-attach-btn { cursor: pointer; flex: 0 0 auto; }
.chat-attach-preview { display: flex; align-items: center; gap: .5rem; padding: .45rem 1rem; font-size: .82rem; background: var(--tk-primary-50); border-top: 1px solid var(--tk-border); color: var(--tk-text-2); }
.chat-attach-preview span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
@media (max-width: 767.98px) {
    .chat-shell { grid-template-columns: 1fr; height: calc(100vh - var(--tk-topbar-h) - 90px); }
    .chat-shell.has-peer .chat-sidebar { display: none; }
    .chat-shell:not(.has-peer) .chat-main { display: none; }
    .chat-msg { max-width: 86%; }
}

/* ---------- Settings ---------- */
.setting-row { display: flex; align-items: center; gap: 1rem; padding: 1.1rem 1.25rem; }
.setting-row + .setting-row { border-top: 1px solid var(--tk-border); }
.setting-icon { width: 40px; height: 40px; flex: 0 0 40px; border-radius: 10px; display: grid; place-items: center; background: var(--tk-surface-2); border: 1px solid var(--tk-border); color: var(--tk-text-2); font-size: 1.1rem; }
.setting-row .form-switch .form-check-input { width: 2.6em; height: 1.4em; cursor: pointer; }

/* ---------- Earnings ---------- */
.earn-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.earn-summary > div { padding: .9rem 1.25rem; border-right: 1px solid var(--tk-border); display: flex; flex-direction: column; gap: .15rem; }
.earn-summary > div:last-child { border-right: 0; }
.earn-summary span { font-size: .75rem; color: var(--tk-text-3); text-transform: uppercase; letter-spacing: .05em; font-weight: 600; }
.earn-summary strong { font-size: 1.15rem; font-weight: 700; }
.app-table tfoot th { background: var(--tk-surface-2); border-top: 1px solid var(--tk-border); padding: .8rem 1rem; }

/* ---------- Profile ---------- */
.profile-card .card-body { background: linear-gradient(180deg, var(--tk-primary-50), transparent); border-radius: var(--tk-radius) var(--tk-radius) 0 0; }

/* ---------- Modal ---------- */
.modal-content { border: 0; border-radius: 16px; box-shadow: 0 30px 60px -20px rgba(16, 24, 40, .35); }
.modal-header, .modal-footer { border-color: var(--tk-border); }
.confirm-icon { width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 1rem; display: grid; place-items: center; background: #fef2f2; color: #dc2626; font-size: 1.5rem; }

/* ---------- Auth / installer ---------- */
.auth-body { background: var(--tk-bg); min-height: 100vh; }
.auth-wrap { display: grid; grid-template-columns: 1.05fr 1fr; min-height: 100vh; }
@media (max-width: 991.98px) { .auth-wrap { grid-template-columns: 1fr; } }
.auth-showcase { flex-direction: column; justify-content: space-between; padding: 2.5rem 3rem; color: #fff; position: relative; overflow: hidden; background: radial-gradient(1200px 600px at -10% -10%, #8b8bff 0%, transparent 50%), radial-gradient(900px 500px at 110% 110%, #a855f7 0%, transparent 45%), linear-gradient(135deg, #4338ca 0%, #5b5bd6 45%, #6d28d9 100%); }
.auth-showcase::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 42px 42px; mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%); }
.auth-showcase > * { position: relative; }
.showcase-copy h2 { font-size: 2.3rem; font-weight: 750; letter-spacing: -.03em; line-height: 1.15; max-width: 480px; }
.showcase-copy p { font-size: 1.05rem; opacity: .85; max-width: 440px; margin: 1rem 0 1.5rem; }
.showcase-list { list-style: none; padding: 0; margin: 0; }
.showcase-list li { display: flex; align-items: center; gap: .7rem; padding: .4rem 0; opacity: .95; }
.showcase-list i { width: 30px; height: 30px; border-radius: 9px; background: rgba(255,255,255,.15); display: grid; place-items: center; }
.showcase-card { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); border-radius: 16px; padding: 1.1rem 1.25rem; max-width: 360px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); animation: float 6s ease-in-out infinite; }
.showcase-card .progress-thin { background: rgba(255,255,255,.25); }
.showcase-card .progress-bar { background: #fff !important; }
@keyframes float { 50% { transform: translateY(-8px); } }
.auth-panel { display: flex; align-items: center; justify-content: center; padding: 2rem 1.25rem; }
.auth-card { width: 100%; max-width: 410px; }
.auth-title { font-size: 1.75rem; font-weight: 750; letter-spacing: -.025em; margin-bottom: .35rem; }
.auth-sub { color: var(--tk-text-2); margin-bottom: 1.75rem; }
.auth-help { text-align: center; font-size: .8rem; color: var(--tk-text-3); margin-top: 1.5rem; }
.install-body { display: flex; align-items: flex-start; justify-content: center; padding: 3rem 1rem; }
.install-card { width: 100%; max-width: 640px; background: var(--tk-surface); border: 1px solid var(--tk-border); border-radius: 18px; box-shadow: var(--tk-shadow); padding: 2rem; }
.install-card .brand, .auth-card .brand { padding: 0; }
.code-box { background: #0f172a; color: #e2e8f0; padding: .9rem 1rem; border-radius: 10px; font-size: .85rem; white-space: pre-wrap; word-break: break-all; }
.req-list { list-style: none; padding: .75rem 1rem; margin: 0 0 1.25rem; background: var(--tk-surface-2); border: 1px solid var(--tk-border); border-radius: 10px; font-size: .85rem; }
.req-list li { display: flex; align-items: center; gap: .5rem; padding: .2rem 0; }
.req-list .ok i { color: var(--tk-success); }
.req-list .fail { color: #b91c1c; }
.success-icon { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 1rem; display: grid; place-items: center; font-size: 2rem; color: #fff; background: linear-gradient(135deg, #34d399, #059669); box-shadow: 0 10px 25px -10px rgba(5, 150, 105, .7); }

.error-body { min-height: 100vh; display: grid; place-items: center; background: var(--tk-bg); padding: 1rem; }
.error-card { text-align: center; max-width: 440px; background: var(--tk-surface); border: 1px solid var(--tk-border); border-radius: 18px; padding: 2.5rem 2rem; box-shadow: var(--tk-shadow); }
.error-code { font-size: 4rem; font-weight: 800; letter-spacing: -.04em; line-height: 1; background: linear-gradient(135deg, #6d6df0, #a855f7); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: .5rem; }
.error-card h1 { font-size: 1.35rem; font-weight: 700; }
.error-card p { color: var(--tk-text-2); margin-bottom: 1.5rem; }

/* ---------- Dark theme overrides (html[data-bs-theme="dark"]) ---------- */
[data-bs-theme="dark"] .form-control, [data-bs-theme="dark"] .form-select { background-color: var(--tk-input-bg); color: var(--tk-text); }
[data-bs-theme="dark"] .form-control::placeholder { color: var(--tk-text-3); }
[data-bs-theme="dark"] .form-control:disabled, [data-bs-theme="dark"] .form-select:disabled { background-color: var(--tk-surface-2); }
[data-bs-theme="dark"] .form-check-input { background-color: var(--tk-input-bg); border-color: var(--tk-border-strong); }
[data-bs-theme="dark"] .btn-light { --bs-btn-bg: var(--tk-surface-2); --bs-btn-color: var(--tk-text); --bs-btn-hover-bg: #232a40; --bs-btn-hover-color: var(--tk-text); --bs-btn-hover-border-color: #3d4663; --bs-btn-active-color: var(--tk-text); --bs-btn-disabled-bg: var(--tk-surface-2); --bs-btn-disabled-color: var(--tk-text-3); }
[data-bs-theme="dark"] .btn-primary { box-shadow: 0 1px 2px rgba(0, 0, 0, .4), inset 0 1px 0 rgba(255,255,255,.12); --bs-btn-active-bg: #5d5ddf; --bs-btn-active-border-color: #5d5ddf; }
[data-bs-theme="dark"] .btn-primary:hover { box-shadow: 0 8px 18px -8px rgba(124, 124, 245, .8); }
[data-bs-theme="dark"] .topbar { background: rgba(11, 14, 23, .78); }
[data-bs-theme="dark"] .topbar.scrolled { background: rgba(19, 24, 38, .9); }
[data-bs-theme="dark"] .sidebar { background: #0f1320; }
[data-bs-theme="dark"] .brand-mark { background: linear-gradient(135deg, #8b8bff, #5b5bd6); box-shadow: 0 6px 18px -6px rgba(124, 124, 245, .9); }

[data-bs-theme="dark"] .tone-indigo .stat-icon, [data-bs-theme="dark"] .notif-icon.tone-primary { background: rgba(124, 124, 245, .15); color: #a5a8ff; }
[data-bs-theme="dark"] .tone-violet .stat-icon { background: rgba(168, 85, 247, .15); color: #c084fc; }
[data-bs-theme="dark"] .tone-slate .stat-icon, [data-bs-theme="dark"] .notif-icon.tone-secondary { background: rgba(148, 163, 184, .12); color: #cbd5e1; }
[data-bs-theme="dark"] .tone-blue .stat-icon, [data-bs-theme="dark"] .notif-icon.tone-info { background: rgba(14, 165, 233, .15); color: #38bdf8; }
[data-bs-theme="dark"] .tone-green .stat-icon, [data-bs-theme="dark"] .notif-icon.tone-success { background: rgba(34, 197, 94, .14); color: #4ade80; }
[data-bs-theme="dark"] .tone-red .stat-icon, [data-bs-theme="dark"] .notif-icon.tone-danger { background: rgba(239, 68, 68, .15); color: #f87171; }
[data-bs-theme="dark"] .notif-icon.tone-warning { background: rgba(245, 158, 11, .15); color: #fbbf24; }

[data-bs-theme="dark"] .s-pending { background: rgba(148, 163, 184, .12); color: #cbd5e1; border-color: rgba(148, 163, 184, .22); }
[data-bs-theme="dark"] .s-in_progress { background: rgba(124, 124, 245, .15); color: #a5a8ff; border-color: rgba(124, 124, 245, .32); }
[data-bs-theme="dark"] .s-completed { background: rgba(16, 185, 129, .14); color: #34d399; border-color: rgba(16, 185, 129, .32); }
[data-bs-theme="dark"] .s-on_hold { background: rgba(245, 158, 11, .14); color: #fbbf24; border-color: rgba(245, 158, 11, .32); }
[data-bs-theme="dark"] .s-overdue { background: rgba(239, 68, 68, .14); color: #f87171; border-color: rgba(239, 68, 68, .32); }
[data-bs-theme="dark"] .badge-priority.p-urgent { color: #f87171; background: rgba(239, 68, 68, .12); border-color: rgba(239, 68, 68, .32); }
[data-bs-theme="dark"] .role-admin { background: rgba(168, 85, 247, .16); color: #d8b4fe; }
[data-bs-theme="dark"] .role-employee { background: rgba(14, 165, 233, .16); color: #7dd3fc; }
[data-bs-theme="dark"] .deadline.overdue { color: #f87171; }
[data-bs-theme="dark"] .deadline.soon { color: #fbbf24; }

[data-bs-theme="dark"] .progress-thin { background: #252c40; }
[data-bs-theme="dark"] .progress-bar.bg-primary { background: linear-gradient(90deg, #8b8bff, #6a6aeb) !important; }
[data-bs-theme="dark"] .progress-bar.bg-secondary { background: #4b5470 !important; }
[data-bs-theme="dark"] .avatar-xl { box-shadow: 0 0 0 5px var(--tk-surface), 0 0 0 6px var(--tk-border); }
[data-bs-theme="dark"] .avatar-stack .avatar { box-shadow: 0 0 0 2px var(--tk-surface); }
[data-bs-theme="dark"] .app-table { --bs-table-color: var(--tk-text); }
[data-bs-theme="dark"] .app-table tbody tr:hover, [data-bs-theme="dark"] .task-mini:hover { background: rgba(124, 124, 245, .06); }

[data-bs-theme="dark"] .alert-success { background: rgba(16, 185, 129, .1); border-color: rgba(16, 185, 129, .32); color: #6ee7b7; }
[data-bs-theme="dark"] .alert-danger { background: rgba(239, 68, 68, .1); border-color: rgba(239, 68, 68, .32); color: #fca5a5; }
[data-bs-theme="dark"] .alert-warning { background: rgba(245, 158, 11, .1); border-color: rgba(245, 158, 11, .32); color: #fcd34d; }
[data-bs-theme="dark"] .alert-info { background: rgba(59, 130, 246, .1); border-color: rgba(59, 130, 246, .32); color: #93c5fd; }
[data-bs-theme="dark"] .tl-icon.tl-danger { background: rgba(239, 68, 68, .12); color: #f87171; border-color: rgba(239, 68, 68, .3); }
[data-bs-theme="dark"] .notif-item.unread, [data-bs-theme="dark"] .notif-page-list li.unread { background: rgba(124, 124, 245, .08); }
[data-bs-theme="dark"] .comment-list li.mine .comment-bubble { background: rgba(124, 124, 245, .1); }
[data-bs-theme="dark"] .dz-files .chip { background: var(--tk-surface); }
[data-bs-theme="dark"] .dz-files .chip.bad { border-color: rgba(239, 68, 68, .4); color: #fca5a5; background: rgba(239, 68, 68, .12); }
[data-bs-theme="dark"] .empty-icon { background: linear-gradient(135deg, rgba(124, 124, 245, .18), rgba(168, 85, 247, .12)); }
[data-bs-theme="dark"] .confirm-icon { background: rgba(239, 68, 68, .14); color: #f87171; }
[data-bs-theme="dark"] .task-card.is-overdue { border-color: rgba(239, 68, 68, .45); }
[data-bs-theme="dark"] .modal-content { background: var(--tk-surface); border: 1px solid var(--tk-border); box-shadow: 0 30px 70px -20px rgba(0, 0, 0, .8); }
[data-bs-theme="dark"] .presence-dot, [data-bs-theme="dark"] .presence-inline { background: #4b5470; }
[data-bs-theme="dark"] .presence-dot.online, [data-bs-theme="dark"] .presence-inline.online { background: var(--tk-success); box-shadow: 0 0 8px rgba(16, 185, 129, .6); }
[data-bs-theme="dark"] .code-box { background: #070a12; border: 1px solid var(--tk-border); }
[data-bs-theme="dark"] .req-list .fail { color: #f87171; }
[data-bs-theme="dark"] .auth-panel { background: var(--tk-bg); }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
    .sidebar, .topbar, .app-footer, .page-actions, .filter-bar, .card-footer-pager { display: none !important; }
    .main { margin: 0; }
}