:root {
  --bg: #0d0e17;
  --bg-alt: #14152a;
  --card: #1a1b33;
  --card-hover: #232552;
  --card-border: rgba(108, 92, 231, 0.18);
  --primary: #7c5cfc;
  --primary-glow: rgba(124, 92, 252, 0.25);
  --primary-light: #a88dff;
  --success: #2ed573;
  --success-bg: rgba(46, 213, 115, 0.12);
  --warning: #ffa502;
  --warning-bg: rgba(255, 165, 2, 0.12);
  --danger: #ff4757;
  --danger-bg: rgba(255, 71, 87, 0.12);
  --text: #eef2ff;
  --text-sec: #9198b8;
  --text-muted: #5c6380;
  --overlay: rgba(0, 0, 0, 0.55);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Segoe UI', 'Tahoma', 'Arial', sans-serif;
}

[data-accent="green"] { --primary:#00b894;--primary-glow:rgba(0,184,148,0.25);--primary-light:#55efc4;--success:#00b894; }
[data-accent="blue"] { --primary:#0984e3;--primary-glow:rgba(9,132,227,0.25);--primary-light:#74b9ff; }
[data-accent="purple"] { --primary:#a29bfe;--primary-glow:rgba(162,155,254,0.25);--primary-light:#c8bfff; }

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 999px; }

.app {
  max-width: 820px;
  margin: 0 auto;
  padding: 20px 16px 40px;
}

/* ─ Welcome Overlay ─ */
.welcome {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--overlay);
  backdrop-filter: blur(20px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.welcome.show {
  opacity: 1;
  pointer-events: all;
}

.welcome-box {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 48px 40px 40px;
  max-width: 480px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow);
  animation: welcomePop 0.5s ease;
}

@keyframes welcomePop {
  0% { transform: scale(0.92) translateY(20px); opacity: 0; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}

.welcome-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--primary), #a29bfe);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  box-shadow: 0 8px 32px var(--primary-glow);
}

.welcome-box h1 {
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.welcome-box p {
  color: var(--text-sec);
  margin-bottom: 24px;
  line-height: 1.8;
  font-size: 0.95rem;
}

/* ─ Buttons ─ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border: none;
  border-radius: var(--radius-sm);
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 16px var(--primary-glow);
}

.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px var(--primary-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text-sec);
  border: 1px solid var(--card-border);
}

.btn-ghost:hover {
  background: var(--card-hover);
  color: var(--text);
  border-color: var(--primary);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--text-sec);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 1.2rem;
}

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

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

.btn-danger:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

/* ─ Header ─ */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--card-border);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-brand h1 {
  font-size: 1.4rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), #a29bfe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ─ Stats Dashboard ─ */
.dashboard {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 16px 14px;
  text-align: center;
  transition: all var(--transition);
  cursor: pointer;
}

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--primary);
}

.stat-card .stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.2;
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--text-sec);
  margin-top: 4px;
}

.stat-card.stat-total .stat-num { color: var(--primary); }
.stat-card.stat-done .stat-num { color: var(--success); }
.stat-card.stat-pending .stat-num { color: var(--warning); }
.stat-card.stat-overdue .stat-num { color: var(--danger); }

/* ─ Progress Section ─ */
.progress-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.progress-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 18px;
}

.progress-card h3 {
  font-size: 0.85rem;
  color: var(--text-sec);
  margin-bottom: 12px;
  font-weight: 600;
}

.progress-bar-wrap {
  height: 8px;
  background: var(--bg-alt);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--success));
  transition: width 0.6s ease;
}

.progress-pct {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-sec);
  text-align: left;
}

.chart-wrap {
  position: relative;
  width: 100%;
  height: 100px;
}

.chart-wrap canvas {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-sm);
}

.pie-wrap {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.pie-wrap canvas {
  width: 200px;
  height: 200px;
}
.pie-legend {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text);
}
.pie-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-inline-end: 6px;
  vertical-align: middle;
}

.chart-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
}

.chart-labels span {
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: capitalize;
}

/* ─ Controls ─ */
.controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.search-wrap {
  position: relative;
  flex: 1;
  min-width: 180px;
}

.search-wrap input {
  width: 100%;
  height: 44px;
  padding: 0 40px 0 14px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: all var(--transition);
}

.search-wrap input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.search-wrap .search-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  font-size: 0.9rem;
}

.filter-group {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 14px;
  font-size: 0.8rem;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-sec);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  font-weight: 500;
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--text);
}

.filter-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.filter-tag-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0;
}
.tag-rename-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.65rem;
  color: var(--text-muted);
  padding: 2px;
  margin-inline-start: -2px;
  opacity: 0;
  transition: opacity var(--transition);
}
.filter-tag-wrap:hover .tag-rename-btn {
  opacity: 1;
}

/* ─ Export Group ─ */
.export-group {
  display: flex;
  gap: 4px;
}
.export-group .btn {
  font-size: 0.8rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-sec);
  cursor: pointer;
  transition: all var(--transition);
  font-weight: 500;
}
.btn-ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-glow);
}

/* ─ Task List ─ */
.task-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 200px;
}

.task-hint {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 8px 0 4px;
  opacity: 0.8;
  transition: opacity 0.3s;
}
.task-hint:hover { opacity: 1; }
[dir="ltr"] .task-hint { direction: ltr; }

.task-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.task-empty .empty-icon {
  font-size: 3rem;
  margin-bottom: 12px;
  opacity: 0.4;
}

.task-empty p {
  font-size: 0.9rem;
}

.task-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  cursor: grab;
  transition: all var(--transition);
  position: relative;
  border-inline-start: 4px solid transparent;
}
.task-item[data-priority="high"] { border-inline-start-color: var(--danger); }
.task-item[data-priority="medium"] { border-inline-start-color: var(--warning); }
.task-item[data-priority="low"] { border-inline-start-color: var(--success); }

.task-item:hover {
  border-color: var(--primary);
  box-shadow: 0 2px 12px rgba(124, 92, 252, 0.08);
}

.task-item.dragging {
  opacity: 0.4;
  cursor: grabbing;
}

.task-item.drag-over {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-glow);
}

.task-check {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 2px solid var(--text-muted);
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  color: transparent;
  font-size: 12px;
  line-height: 1;
}

.task-check:hover {
  border-color: var(--success);
}

.task-check.done {
  background: var(--success);
  border-color: var(--success);
  color: #fff;
}

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

.task-title {
  font-size: 0.95rem;
  font-weight: 600;
  transition: color var(--transition);
  word-break: break-word;
}

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

.task-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--text-sec);
  flex-wrap: wrap;
}

.task-meta .meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.task-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}
.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--primary-glow);
  color: var(--primary);
  border: 1px solid var(--primary);
  line-height: 1.4;
}

.priority-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
}

.priority-high {
  background: var(--danger-bg);
  color: var(--danger);
}

.priority-medium {
  background: var(--warning-bg);
  color: var(--warning);
}

.priority-low {
  background: var(--success-bg);
  color: var(--success);
}

.task-overdue {
  color: var(--danger);
  font-weight: 600;
}
.group-badge { display:inline-flex;align-items:center;gap:4px;padding:1px 8px;border-radius:999px;font-size:0.7rem;font-weight:600; }
.group-work { background:rgba(124,92,252,0.15);color:var(--primary); }
.group-study { background:rgba(46,213,115,0.15);color:var(--success); }
.group-home { background:rgba(255,165,2,0.15);color:var(--warning); }

.task-actions {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
}

.task-actions button {
  width: 34px;
  height: 34px;
  font-size: 0.9rem;
  opacity: 0.5;
  transition: opacity var(--transition);
}

.task-item:hover .task-actions button {
  opacity: 1;
}

.drag-handle {
  color: var(--text-muted);
  cursor: grab;
  font-size: 1rem;
  opacity: 0.4;
  transition: opacity var(--transition);
  user-select: none;
}

.task-item:hover .drag-handle {
  opacity: 0.8;
}

/* ─ Subtasks ─ */
.subtask-progress { display:flex;align-items:center;gap:8px;margin-top:6px; }
.subtask-progress-bar { flex:1;height:4px;background:var(--bg-alt);border-radius:999px;overflow:hidden; }
.subtask-progress-fill { height:100%;background:var(--primary);border-radius:999px;transition:width .3s; }
.subtask-progress-text { font-size:0.7rem;color:var(--text-muted);white-space:nowrap; }
.subtask-items { margin-top:6px; }
.subtask-item { display:flex;align-items:center;gap:6px;padding:2px 0;font-size:0.8rem;cursor:pointer; }
.subtask-check { width:14px;height:14px;flex-shrink:0;border-radius:50%;border:2px solid var(--text-muted);display:flex;align-items:center;justify-content:center;font-size:8px;color:transparent;transition:all var(--transition); }
.subtask-check.done { background:var(--success);border-color:var(--success);color:#fff; }
.subtask-title { color:var(--text-sec); }
.subtask-title.done-text { text-decoration:line-through;color:var(--text-muted); }
.subtask-modal-item { display:flex;align-items:center;gap:8px;padding:4px 0; }
.subtask-modal-item input[type="checkbox"] { width:16px;height:16px;accent-color:var(--primary);cursor:pointer; }
.subtask-modal-item .done-text { text-decoration:line-through;color:var(--text-muted); }
.subtask-add-row { display:flex;gap:6px;margin-top:6px; }
.subtask-add-row input { flex:1;padding:6px 10px;background:var(--bg);border:1px solid var(--card-border);border-radius:var(--radius-sm);color:var(--text);font:inherit;font-size:0.85rem;outline:none; }
.subtask-add-row input:focus { border-color:var(--primary); }

/* ─ Badges ─ */
.badges-section { margin-bottom:16px; }
.badges-section h3 { font-size:0.9rem;color:var(--text-sec);margin-bottom:8px; }
.badges-list { display:flex;flex-wrap:wrap;gap:8px; }
.badge-item { display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:0.8rem;font-weight:600;background:var(--card);border:1px solid var(--card-border);color:var(--text); }

/* ─ Subtask Group (modal) ─ */
#subtaskGroup label { display:block;font-size:0.85rem;font-weight:600;color:var(--text-sec);margin-bottom:6px; }

/* ─ Modal ─ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: var(--overlay);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.show {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 16px 16px 14px;
  max-width: 480px;
  width: 95%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.4);
  transform: scale(0.95) translateY(10px);
  transition: transform 0.3s ease;
  scrollbar-width: thin;
}

.modal-overlay.show .modal {
  transform: scale(1) translateY(0);
}

.modal h2 {
  font-size: 1rem;
  margin-bottom: 10px;
}

.modal .form-group {
  margin-bottom: 8px;
}

.modal label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-sec);
  margin-bottom: 3px;
}

.modal input,
.modal textarea,
.modal select {
  width: 100%;
  padding: 6px 10px;
  background: var(--bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font: inherit;
  font-size: 0.82rem;
  outline: none;
  transition: all var(--transition);
}

.modal input:focus,
.modal textarea:focus,
.modal select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.modal textarea {
  resize: vertical;
  min-height: 36px;
  max-height: 80px;
}

.modal .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.modal-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
  margin-top: 10px;
}

.modal-actions .btn {
  padding: 6px 14px;
  font-size: 0.82rem;
}

.modal-header { display:flex;align-items:center;justify-content:space-between;margin-bottom:8px; }
.modal-header h3 { font-size:1rem;margin:0; }
.modal-body { padding:8px 0;max-height:50vh;overflow-y:auto; }

/* ─ Toast ─ */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  font-size: 0.9rem;
  font-weight: 500;
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
  pointer-events: all;
  max-width: 400px;
  text-align: center;
}

.toast.success { border-right: 3px solid var(--success); }
.toast.error { border-right: 3px solid var(--danger); }
.toast.warning { border-right: 3px solid var(--warning); }
.toast.info { border-right: 3px solid var(--primary); }

@keyframes toastIn {
  0% { transform: translateY(20px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

@keyframes toastOut {
  0% { opacity: 1; }
  100% { opacity: 0; transform: translateY(-8px); }
}

/* ─ Floating Add Button (mobile) ─ */
.fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 8000;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  border: none;
  font-size: 28px;
  cursor: pointer;
  box-shadow: 0 4px 20px var(--primary-glow);
  display: none;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.fab:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px var(--primary-glow);
}

/* ─ iOS Install Banner ─ */
.ios-banner {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 7000;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 12px 16px;
  display: none;
  align-items: center;
  gap: 12px;
  box-shadow: 0 8px 40px rgba(0,0,0,.4);
  max-width: 340px;
  width: 90%;
  animation: iosBannerIn .3s ease;
}
@keyframes iosBannerIn {
  from { opacity:0; transform:translateX(-50%) translateY(20px); }
  to { opacity:1; transform:translateX(-50%) translateY(0); }
}
.ios-banner-content { display:flex;align-items:center;gap:10px;flex:1; }
.ios-banner-icon { font-size:1.5rem;flex-shrink:0; }
.ios-banner-text { font-size:.82rem;color:var(--text);line-height:1.4; }
.ios-banner-actions { flex-shrink:0; }
.ios-banner-btn { width:28px;height:28px;border:none;border-radius:50%;background:var(--border);color:var(--text);font-size:.8rem;cursor:pointer;display:flex;align-items:center;justify-content:center; }

/* ─ Notification Bell ─ */
/* ─ Language Toggle ─ */
.lang-toggle {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--card);
  border: 1px solid var(--card-border);
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.lang-toggle:hover {
  border-color: var(--primary);
  background: var(--card-hover);
  transform: translateY(-1px);
}

/* ─ Telegram Nav Button ─ */
.tg-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #1d9bf0, #21c3ff);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition);
  box-shadow: 0 2px 12px rgba(29, 155, 240, 0.3);
}

.tg-nav-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(29, 155, 240, 0.45);
  color: #fff;
}

/* ─ Telegram Card ─ */
.tg-card {
  margin-top: 24px;
  padding: 36px 28px;
  text-align: center;
}

.tg-card-body {
  max-width: 480px;
  margin: 0 auto;
}

.tg-card-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, #1d9bf0, #21c3ff);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 24px rgba(29, 155, 240, 0.35);
}

.tg-card h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.tg-card p {
  font-size: 0.9rem;
  color: var(--text-sec);
  line-height: 1.7;
  margin-bottom: 20px;
}

.btn-tg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #1d9bf0, #21c3ff);
  color: #fff;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(29, 155, 240, 0.3);
}

.btn-tg:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(29, 155, 240, 0.45);
  color: #fff;
}

/* ─ Footer Telegram ─ */
.footer-tg {
  margin-top: 4px;
}

.footer-tg-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #1d9bf0;
  font-size: 0.82rem;
  text-decoration: none;
  transition: color var(--transition);
}

.footer-tg-link:hover {
  color: #1d9bf0;
}

.notif-indicator {
  position: relative;
}

.notif-dot {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 8px;
  height: 8px;
  background: var(--danger);
  border-radius: 50%;
  border: 2px solid var(--card);
  display: none;
}

.notif-dot.show {
  display: block;
}

.notif-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  width: 280px;
  max-height: 320px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.35);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: all 0.2s ease;
  z-index: 100;
  overflow: hidden;
}

.notif-dropdown.show {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.notif-dropdown-header {
  padding: 12px 16px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-sec);
  border-bottom: 1px solid var(--card-border);
  background: var(--bg-alt);
}

.notif-dropdown-body {
  padding: 8px;
  max-height: 260px;
  overflow-y: auto;
}

.notif-dropdown-empty {
  text-align: center;
  padding: 24px 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.notif-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
  cursor: default;
}

.notif-dropdown-item:hover {
  background: var(--card-hover);
}

.notif-dropdown-item .ndi-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

.notif-dropdown-item .ndi-body {
  flex: 1;
  min-width: 0;
}

.notif-dropdown-item .ndi-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.notif-dropdown-item .ndi-meta {
  font-size: 0.72rem;
  color: var(--danger);
  margin-top: 2px;
}

/* ─ Responsive ─ */
@media (max-width: 768px) {
  .dashboard {
    grid-template-columns: repeat(2, 1fr);
  }

  .progress-section {
    grid-template-columns: 1fr;
  }

  .controls {
    flex-direction: column;
    align-items: stretch;
  }

  .search-wrap {
    min-width: 0;
  }

  .filter-group {
    justify-content: center;
  }

  .add-btn-desktop {
    display: none;
  }

  .export-group {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
  }

  .fab {
    display: flex;
  }

  .modal .form-row {
    grid-template-columns: 1fr;
  }

  .welcome-box {
    padding: 32px 24px 28px;
  }

  .task-actions {
    opacity: 1;
  }

  .task-actions button {
    opacity: 1;
  }
}

/* ─ Footer ─ */
.app-footer {
  max-width: 820px;
  margin: 48px auto 0;
  padding: 24px 16px 32px;
  border-top: 1px solid var(--card-border);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

.footer-brand {
  font-size: 1.1rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), #a29bfe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-credit {
  font-size: 0.85rem;
  color: var(--text-sec);
}

.footer-link {
  background: none;
  border: none;
  color: var(--primary);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  transition: color var(--transition);
}

.footer-link:hover {
  color: var(--primary-light);
  text-decoration: underline;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ─ Focus Mode ─ */
/* ─── Pomodoro Widget ─── */
.pomo-card { text-align:center; }
.pomo-timer { font-size:2.2rem;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;letter-spacing:2px;margin:4px 0; }
.pomo-durations { display:flex;align-items:center;justify-content:center;gap:6px;margin-bottom:4px;flex-wrap:wrap; }
.pomo-dur-label { font-size:.7rem;opacity:.6;margin-inline-end:4px; }
.pomo-dur-btn { width:34px;height:24px;border:1px solid var(--border);border-radius:4px;background:transparent;color:var(--text);font-size:.7rem;cursor:pointer;transition:.2s;padding:0;line-height:24px; }
.pomo-dur-btn.active { background:var(--primary);color:#fff;border-color:var(--primary); }
.pomo-controls { display:flex;gap:8px;justify-content:center; }
.pomo-running .pomo-timer { color:var(--success);animation:pomoPulse 1s ease-in-out infinite; }
@keyframes pomoPulse { 0%,100%{opacity:1} 50%{opacity:.6} }
@media (max-width:480px) { .pomo-timer { font-size:1.8rem; } }
.trash-bar { margin-top:4px; }
.trash-bar .btn-ghost { font-size:.85rem;padding:4px 14px;border-radius:20px; }

/* ─── Trash ─── */
.trash-item { display:flex;align-items:center;gap:8px;padding:8px 0;border-bottom:1px solid var(--border);font-size:.85rem; }
.trash-item .trash-title { flex:1;opacity:.7; }
.trash-item .trash-date { font-size:.7rem;opacity:.4;min-width:50px;text-align:center; }
.trash-empty { text-align:center;padding:30px 0;opacity:.5;font-size:.9rem; }

/* ─ About Overlay ─ */
.about-overlay {
  position: fixed;
  inset: 0;
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--overlay);
  backdrop-filter: blur(16px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.about-overlay.show {
  opacity: 1;
  pointer-events: all;
}

.about-box {
  position: relative;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 44px 36px 36px;
  max-width: 420px;
  width: 90%;
  text-align: center;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.4);
  animation: welcomePop 0.4s ease;
}

.about-close {
  position: absolute;
  top: 12px;
  left: 12px;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.about-close:hover {
  background: var(--card-hover);
  color: var(--text);
}

.about-avatar {
  width: 70px;
  height: 70px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--primary), #a29bfe);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 4px 20px var(--primary-glow);
}

.about-box h2 {
  font-size: 1.4rem;
  margin-bottom: 4px;
}

.about-role {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 2px;
}

.about-role-sub {
  font-size: 0.85rem;
  color: var(--text-sec);
  margin-bottom: 16px;
}

.about-divider {
  width: 40px;
  height: 3px;
  margin: 0 auto 16px;
  background: linear-gradient(90deg, var(--primary), #a29bfe);
  border-radius: 999px;
}

.about-desc {
  font-size: 0.88rem;
  color: var(--text-sec);
  line-height: 1.8;
  margin-bottom: 18px;
}

.about-tech {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  margin-bottom: 20px;
}

.about-tech span {
  padding: 4px 12px;
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--text-sec);
  font-weight: 600;
}

.about-project {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-style: italic;
}

@media (max-width: 768px) {
  .about-box {
    padding: 36px 24px 28px;
  }

  .tg-nav-btn span {
    display: none;
  }

  .tg-nav-btn {
    padding: 8px 10px;
  }

  .header-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .notif-dropdown {
    left: auto;
    right: 0;
    width: 260px;
  }

  .lang-toggle, #soundToggle {
    width: 36px;
    height: 36px;
    font-size: 0.7rem;
  }
}

@media (max-width: 480px) {
  .app {
    padding: 10px 8px 20px;
  }

  .header {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 10px 0 14px;
  }

  .header-brand h1 {
    font-size: 1.1rem;
  }

  .header-actions {
    justify-content: flex-start;
    gap: 3px;
  }

  .dashboard {
    gap: 6px;
    margin-bottom: 12px;
  }

  .stat-card {
    padding: 10px 6px;
  }

  .stat-card .stat-num {
    font-size: 1.2rem;
  }

  .stat-card .stat-label {
    font-size: 0.65rem;
  }

  .progress-section {
    gap: 6px;
    margin-bottom: 12px;
  }

  .progress-card {
    padding: 12px;
  }

  .controls {
    gap: 4px;
  }

  .search-wrap input {
    height: 40px;
    font-size: 0.82rem;
  }

  .filter-btn {
    padding: 5px 8px;
    font-size: 0.65rem;
  }
  .filter-group { flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px; }
  .filter-group::-webkit-scrollbar { height:2px; }
  .filter-group::-webkit-scrollbar-thumb { background:var(--border);border-radius:2px; }
  .export-group .btn { font-size:.7rem;padding:5px 7px;white-space:nowrap; }

  .task-item {
    padding: 12px;
    gap: 8px;
  }

  .task-check {
    width: 20px;
    height: 20px;
    font-size: 10px;
  }

  .task-title {
    font-size: 0.88rem;
  }

  .task-meta {
    font-size: 0.72rem;
  }

  .task-actions button {
    width: 36px;
    height: 36px;
    font-size: 0.85rem;
    opacity: 1;
  }

  .drag-handle {
    display: none;
  }

  .priority-badge {
    font-size: 0.62rem;
    padding: 1px 8px;
  }

  .modal {
    padding: 12px 10px 12px;
    width: 97%;
    max-height: 80vh;
  }
  .modal .form-group {
    margin-bottom: 6px;
  }
  .modal input,
  .modal textarea,
  .modal select {
    padding: 5px 8px;
    font-size: 0.8rem;
  }
  .modal textarea {
    min-height: 32px;
    max-height: 60px;
  }
  .modal-actions {
    margin-top: 8px;
  }
  .modal-actions .btn {
    padding: 5px 10px;
    font-size: 0.8rem;
  }

  .welcome-box {
    padding: 28px 18px 24px;
  }

  .welcome-box h1 {
    font-size: 1.4rem;
  }

  .tg-card {
    padding: 24px 16px;
  }

  .tg-card-icon {
    width: 56px;
    height: 56px;
  }

  .tg-card h3 {
    font-size: 1rem;
  }

  .notif-dropdown {
    width: 240px;
    left: auto;
    right: -20px;
  }

  [dir="ltr"] .notif-dropdown {
    left: -20px;
    right: auto;
  }

  .about-box {
    padding: 28px 18px 24px;
  }

  .about-avatar {
    width: 56px;
    height: 56px;
    font-size: 1.1rem;
  }

  .about-box h2 {
    font-size: 1.2rem;
  }
}

@media (max-width: 380px) {
  .stat-card .stat-num {
    font-size: 1.1rem;
  }

  .filter-btn {
    padding: 6px 8px;
    font-size: 0.68rem;
  }

  .task-item {
    padding: 10px;
    gap: 6px;
  }

  .task-check {
    width: 18px;
    height: 18px;
    font-size: 9px;
  }

  .header-actions .btn-icon {
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }

  .tg-nav-btn {
    padding: 6px 8px;
  }

  .lang-toggle {
    width: 32px;
    height: 32px;
    font-size: 0.65rem;
  }
}

/* ─── Skeleton Loading ─── */
.skeleton { background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:16px;margin-bottom:8px;animation:skeletonPulse 1.5s ease-in-out infinite; }
.skeleton-row { height:16px;background:var(--bg-alt);border-radius:999px;margin-bottom:8px; }
.skeleton-row:last-child { width:60%; }
.skeleton-dash { display:flex;gap:12px;align-items:center; }
.skeleton-circle { width:22px;height:22px;border-radius:50%;background:var(--bg-alt);flex-shrink:0; }
.skeleton-bars { flex:1; }
@keyframes skeletonPulse { 0%,100%{opacity:.6} 50%{opacity:1} }

/* ─── Lock Mode ─── */
.lock-overlay { position:fixed;inset:0;z-index:10000;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,0.85);backdrop-filter:blur(20px);opacity:0;pointer-events:none;transition:opacity .4s ease; }
.lock-overlay.show { opacity:1;pointer-events:all; }
.lock-box { background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:44px 36px;max-width:400px;width:90%;text-align:center;box-shadow:0 24px 80px rgba(0,0,0,.4);animation:welcomePop .4s ease; }
.lock-box h2 { font-size:1.3rem;margin-bottom:6px; }
.lock-box p { font-size:.88rem;color:var(--text-sec);margin-bottom:16px; }
.lock-box input[type="password"] { width:100%;padding:12px 14px;background:var(--bg);border:1px solid var(--card-border);border-radius:var(--radius-sm);color:var(--text);font:inherit;font-size:.95rem;outline:none;text-align:center;margin-bottom:12px;transition:border-color var(--transition); }
.lock-box input[type="password"]:focus { border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow); }
.lock-actions { display:flex;gap:8px;justify-content:center;flex-wrap:wrap; }

/* ─── Task Image ─── */
.task-img { max-width:100%;max-height:120px;border-radius:var(--radius-sm);margin-top:6px;object-fit:cover;cursor:pointer;transition:transform var(--transition); }
.task-img:hover { transform:scale(1.03); }
.modal-img-preview { max-width:100%;max-height:80px;border-radius:var(--radius-sm);margin-top:4px;object-fit:cover; }

/* ─── Snooze Button ─── */
.snooze-btn { font-size:.85rem;opacity:.5; }

/* ─── Group Management ─── */
.group-mgmt { display:flex;gap:4px;align-items:center; }
.group-mgmt button { font-size:.65rem;padding:2px 6px;background:none;border:1px solid var(--card-border);color:var(--text-muted);border-radius:4px;cursor:pointer;transition:all var(--transition); }
.group-mgmt button:hover { border-color:var(--primary);color:var(--text); }

/* ─── 404 Page ─── */
.four-oh-four { position:fixed;inset:0;z-index:99999;display:flex;align-items:center;justify-content:center;background:var(--bg); }
.four-oh-four-box { text-align:center; }
.four-oh-four-box h1 { font-size:5rem;font-weight:800;color:var(--primary);margin-bottom:8px; }
.four-oh-four-box p { font-size:1.1rem;color:var(--text-sec);margin-bottom:24px; }

/* ─ LTR Overrides ─ */
[dir="ltr"] .search-wrap .search-icon {
  right: auto;
  left: 12px;
}

[dir="ltr"] .search-wrap input {
  padding: 0 14px 0 40px;
}

[dir="ltr"] .notif-dot {
  right: auto;
  left: 4px;
}

[dir="ltr"] .progress-pct {
  text-align: right;
}

[dir="ltr"] .modal-actions {
  justify-content: flex-start;
}

[dir="ltr"] .footer-tg-link {
  flex-direction: row;
}

[dir="ltr"] .about-close {
  left: auto;
  right: 12px;
}