/*
 * ExamCracker AI — Mobile UX Hardening (source-preserving)
 * Scope: <= 1023px only. No desktop layout or application data is changed.
 * Focus: header, modals, searchable mock-test controls, grids, tables,
 * chat/CBT controls, safe-area spacing, and horizontal-overflow prevention.
 */

@media (max-width: 1023px) {

  /* Planner: compact day/task rows without clipping long AI-generated text. */
  #view-study-planner .card-header,
  #view-study-planner .plan-day-header,
  #view-study-planner .plan-task-item {
    min-width: 0;
    max-width: 100%;
  }

  #view-study-planner .plan-day-header {
    gap: 10px;
  }

  #view-study-planner .plan-day-header > div {
    min-width: 0;
    max-width: 100%;
  }

  #view-study-planner .plan-task-item {
    align-items: flex-start !important;
    gap: 10px;
  }

  #view-study-planner .plan-task-item span {
    min-width: 0;
    white-space: normal !important;
    overflow-wrap: anywhere;
  }

  /* PYQ Radar: desktop table stays scrollable; mobile cards remain readable. */
  #pyqRadarContainer,
  #pyqRadarContainer .pyq-radar-summary {
    min-width: 0;
    max-width: 100%;
  }

  #pyqRadarContainer .pyq-radar-summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  #pyqRadarContainer .pyq-mobile-list {
    min-width: 0;
    max-width: 100%;
  }

  /* Syllabus upload/pipeline and group-room content must shrink with viewport. */
  #syllabusTreeContainer,
  #pipelineStatusWrap,
  #studyRoomsGrid,
  #leaderboardTableBody {
    min-width: 0;
    max-width: 100%;
  }

  /* Inline two-column controls used by settings/auth/other modals. */
  .modal-box [style*="grid-template-columns"] {
    min-width: 0;
    max-width: 100%;
  }

  html, body {
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    min-width: 0;
  }

  .app-container,
  .app-main,
  .app-header,
  .page-view,
  .page-view > * {
    min-width: 0;
    max-width: 100%;
  }

  .app-main {
    overflow-x: clip;
  }

  .page-view {
    overflow-x: clip;
  }

  /* Never let long URLs/code/data create page-wide overflow. */
  .page-view :where(h1,h2,h3,h4,h5,h6,p,a,span,label,small,strong,td,th,li,div) {
    overflow-wrap: anywhere;
  }

  .page-view :where(input,select,textarea,button) {
    min-width: 0;
    max-width: 100%;
  }

  .page-view img,
  .page-view svg,
  .page-view video,
  .page-view canvas,
  .page-view iframe {
    max-width: 100%;
    height: auto;
  }

  /* Fluid grid safety: keep content inside the viewport. */
  .dashboard-grid,
  .stat-grid,
  .rooms-grid,
  .pricing-grid,
  .options-grid,
  .weakness-heatmap-grid,
  .cbt-container,
  .doubt-solver-layout,
  .dynamic-test-grid {
    min-width: 0;
    width: 100%;
  }

  .dashboard-grid > *,
  .stat-grid > *,
  .rooms-grid > *,
  .pricing-grid > *,
  .options-grid > *,
  .cbt-container > *,
  .doubt-solver-layout > *,
  .dynamic-test-grid > * {
    min-width: 0;
  }

  /* Buttons/action bars wrap instead of forcing horizontal scrolling. */
  .card-header,
  .cbt-top-bar,
  .cbt-action-footer,
  .q-header-meta,
  .footer-left,
  .footer-right,
  .quick-action-bar,
  .modal-actions,
  .leitner-controls {
    min-width: 0;
    max-width: 100%;
    flex-wrap: wrap;
  }

  .quick-action-bar .btn,
  .modal-actions .btn {
    min-width: 0;
  }

  /* Generic table containers remain horizontally scrollable when a table
     genuinely needs more width. */
  .table-responsive,
  .table-wrap,
  .table-scroll-wrap,
  .leaderboard-table-wrap,
  .leaderboard-table-container {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
  }

  /* Code/AI output scrolls inside its own box, not the page. */
  .page-view pre,
  .page-view code,
  .page-view .ai-solution-box {
    max-width: 100%;
    overflow-x: auto;
  }

  /* Modal system: account for notches and small screens. */
  .modal-overlay {
    padding: max(12px, env(safe-area-inset-top))
             max(12px, env(safe-area-inset-right))
             max(12px, env(safe-area-inset-bottom))
             max(12px, env(safe-area-inset-left));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .modal-box {
    box-sizing: border-box;
    width: min(720px, 100%);
    max-width: 100%;
    max-height: calc(100dvh - 24px);
    margin: auto;
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .dynamic-test-modal-box {
    width: min(720px, 100%);
    max-width: 100% !important;
  }

  .dynamic-test-header {
    min-width: 0;
    align-items: flex-start;
  }

  .dynamic-test-header > div {
    min-width: 0;
    flex: 1 1 auto;
  }

  .dynamic-test-header h3 {
    font-size: clamp(1.05rem, 4.6vw, 1.35rem);
    overflow-wrap: anywhere;
  }

  .dynamic-test-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dynamic-field,
  .dynamic-field > *,
  .search-select {
    min-width: 0;
    max-width: 100%;
  }

  .search-select {
    width: 100%;
    position: relative;
  }

  .search-select input {
    width: 100%;
    box-sizing: border-box;
    min-height: 44px;
    padding-right: 44px;
  }

  .search-select-chevron {
    flex: 0 0 40px;
    min-width: 40px;
  }

  .search-select-menu {
    left: 0;
    right: 0;
    width: auto;
    max-width: 100%;
    max-height: min(44vh, 320px);
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    z-index: 1300;
  }

  .dynamic-test-footer {
    overflow-wrap: anywhere;
  }

  /* Flashcards: keep 3D card within the viewport. */
  .flashcards-container,
  .card-scene,
  .flashcard-3d,
  .card-face {
    min-width: 0;
    max-width: 100%;
  }

  .card-face {
    box-sizing: border-box;
    overflow: hidden;
  }

  /* CBT: options and controls stay inside the arena. */
  .cbt-main-arena,
  .cbt-sidebar-panel,
  .cbt-top-bar,
  .cbt-question-body,
  .cbt-action-footer,
  .option-item,
  .option-content {
    min-width: 0;
    max-width: 100%;
  }

  .option-item {
    width: 100%;
  }

  .option-content {
    overflow-wrap: anywhere;
  }

  .palette-grid {
    min-width: 0;
  }

  /* Chat: input and send button stack at phone width. */
  .chat-messages-wrap,
  .chat-messages-stream,
  .chat-input-bar,
  .chat-input,
  .chat-msg,
  .msg-bubble {
    min-width: 0;
    max-width: 100%;
  }
}

@media (max-width: 767px) {

  #pyqRadarContainer .pyq-radar-summary {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  #pyqRadarContainer .pyq-radar-summary > div:last-child {
    grid-column: 1 / -1;
  }

  .modal-box [style*="grid-template-columns:1fr 1fr"],
  .modal-box [style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }

  /* Two-row phone header fixes the crowded header without removing features. */
  .app-header {
    box-sizing: border-box;
    width: 100%;
    min-height: var(--header-height);
    height: auto;
    padding:
      max(8px, env(safe-area-inset-top))
      max(10px, env(safe-area-inset-right))
      10px
      max(10px, env(safe-area-inset-left));
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
  }

  .header-left {
    flex: 1 1 100%;
    width: 100%;
    max-width: 100%;
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
    gap: 8px;
  }

  .header-right {
    flex: 1 1 100%;
    width: 100%;
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: nowrap;
    gap: 6px;
  }

  .mobile-nav-toggle {
    flex: 0 0 44px;
    width: 44px;
    min-width: 44px;
    height: 44px;
  }

  .exam-picker-wrap {
    flex: 1 1 auto;
    min-width: 0;
    max-width: none;
    padding: 0;
    overflow: visible;
  }

  .exam-select {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    height: 44px;
    font-size: .9rem;
    text-overflow: ellipsis;
  }

  .exam-label {
    display: none;
  }

  .countdown-box,
  .header-right .streak-pill,
  .header-right .xp-pill {
    display: none !important;
  }

  /* Keep all header actions available, but compact. */
  #aiConfigBtn,
  .upgrade-trigger-btn {
    width: 42px !important;
    min-width: 42px !important;
    max-width: 42px !important;
    height: 40px;
    padding: 8px !important;
    justify-content: center;
    gap: 0 !important;
    overflow: hidden;
    white-space: nowrap;
    font-size: 0 !important;
  }

  #aiConfigBtn > span:first-child {
    display: inline-block !important;
    width: 8px;
    height: 8px;
    flex: 0 0 8px;
  }

  #aiConfigBtn::after {
    content: "AI";
    font-size: .68rem;
    font-weight: 800;
    margin-left: 3px;
  }

  .upgrade-trigger-btn::before {
    content: "⚡";
    font-size: 1rem;
  }

  .icon-btn,
  .user-profile-btn {
    flex: 0 0 40px;
    width: 40px;
    min-width: 40px;
    height: 40px;
  }

  #notifPanel {
    position: fixed !important;
    top: auto !important;
    right: max(10px, env(safe-area-inset-right)) !important;
    bottom: max(10px, env(safe-area-inset-bottom)) !important;
    left: max(10px, env(safe-area-inset-left)) !important;
    width: auto !important;
    max-width: none !important;
    max-height: min(70dvh, 420px) !important;
  }

  .page-view {
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
    padding:
      16px
      max(10px, env(safe-area-inset-right))
      max(20px, env(safe-area-inset-bottom))
      max(10px, env(safe-area-inset-left));
  }

  .welcome-banner {
    padding: 20px;
    gap: 14px;
  }

  .welcome-title {
    font-size: clamp(1.25rem, 6vw, 1.6rem);
    line-height: 1.25;
  }

  .welcome-desc {
    font-size: .82rem;
    line-height: 1.55;
  }

  .quick-action-bar {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .quick-action-bar .btn {
    width: 100%;
    min-height: 44px;
  }

  .card {
    box-sizing: border-box;
    padding: 16px;
  }

  .card-header {
    align-items: flex-start;
  }

  .card-header > div {
    min-width: 0;
  }

  .dynamic-test-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .dynamic-test-modal-box {
    padding: 20px !important;
  }

  .dynamic-test-header {
    padding-right: 28px;
  }

  .dynamic-test-header p {
    line-height: 1.45;
  }

  .dynamic-test-free-badge {
    white-space: normal;
    line-height: 1.35;
  }

  .modal-box {
    padding: 20px;
    border-radius: 16px;
  }

  .modal-close-btn {
    top: 12px;
    right: 12px;
  }

  .cbt-top-bar,
  .cbt-action-footer {
    gap: 10px;
  }

  .cbt-action-footer .btn {
    flex: 1 1 140px;
    min-height: 44px;
  }

  .options-grid {
    grid-template-columns: 1fr !important;
    gap: 10px;
  }

  .palette-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
    gap: 5px;
  }

  .palette-legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .chat-input-bar {
    align-items: stretch;
    flex-wrap: wrap;
    gap: 8px;
  }

  .chat-input {
    flex: 1 1 100%;
    width: 100%;
    min-height: 44px;
  }

  #chatSendBtn {
    width: 100%;
    min-height: 44px;
  }

  .pricing-card,
  .room-card,
  .stat-card {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .pricing-card {
    padding: 22px;
  }

  .pyq-mobile-meta {
    grid-template-columns: 1fr 1fr;
  }

  /* Don't let fixed desktop table widths affect the phone viewport. */
  #pyqRadarContainer .leaderboard-table,
  .leaderboard-table {
    min-width: 640px;
  }

  .table-scroll-wrap,
  .leaderboard-table-wrap,
  .table-responsive {
    scrollbar-width: thin;
  }
}

@media (max-width: 390px) {
  .header-right {
    gap: 4px;
  }

  .header-right #aiConfigBtn,
  .header-right .upgrade-trigger-btn {
    display: none !important;
  }

  .page-view {
    padding-left: 8px;
    padding-right: 8px;
  }

  .card,
  .welcome-banner {
    padding: 14px;
  }

  .palette-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  }

  .palette-legend {
    grid-template-columns: 1fr;
  }

  .cbt-action-footer .btn {
    flex-basis: 100%;
  }

  .modal-box {
    padding: 16px;
  }

  .dynamic-test-modal-box {
    padding: 16px !important;
  }
}


/* ================================================================
   Mobile Sidebar — high-visibility, touch-friendly navigation
   ================================================================ */
@media (max-width: 767px) {
  .app-sidebar {
    width: min(330px, 88vw);
    max-width: 330px;
    background: #0b1220;
    border-right: 1px solid rgba(129, 140, 248, .35);
    box-shadow: 18px 0 48px rgba(0,0,0,.55);
  }

  .sidebar-header {
    padding: calc(14px + env(safe-area-inset-top)) 16px 14px;
    background: rgba(15,23,42,.98);
    position: sticky;
    top: 0;
    z-index: 2;
  }

  .sidebar-nav {
    padding: 12px 10px 18px;
    gap: 5px;
  }

  .nav-category-title {
    color: #a5b4fc;
    font-size: .7rem;
    padding: 14px 12px 7px;
    letter-spacing: .9px;
  }

  .nav-item {
    min-height: 50px;
    padding: 11px 12px;
    gap: 11px;
    font-size: .9rem;
    color: #cbd5e1;
    background: rgba(255,255,255,.025);
    border-color: rgba(255,255,255,.055);
  }

  .nav-item.active {
    color: #fff;
    background: rgba(99,102,241,.22);
    border-color: rgba(129,140,248,.45);
  }

  .nav-icon { width: 26px; min-width: 26px; font-size: 1.15rem; }
  .nav-item > span:nth-child(2) { min-width: 0; flex: 1; line-height: 1.25; }
  .nav-badge { font-size: .61rem; padding: 3px 6px; white-space: nowrap; }

  .sidebar-footer {
    padding: 12px 12px calc(14px + env(safe-area-inset-bottom));
    background: rgba(11,18,32,.98);
  }

  .pro-banner { padding: 12px; }
  .pro-banner p { font-size: .72rem; line-height: 1.4; }
}

@media (max-width: 390px) {
  .app-sidebar { width: 92vw; max-width: 315px; }
  .nav-item { min-height: 48px; font-size: .86rem; }
  .nav-badge { display: none; }
  .nav-category-title { padding-left: 10px; }
}

/* ================================================================
   FINAL MOBILE CBT EXPERIENCE
   ================================================================ */
@media (max-width: 767px) {
  #view-cbt-test { padding-left: 8px; padding-right: 8px; padding-bottom: 18px; }
  #view-cbt-test > div:first-child {
    position: sticky; top: 0; z-index: 30; margin-left: -8px; margin-right: -8px;
    padding: 12px 10px !important; border-radius: 0 0 14px 14px !important;
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  }
  #view-cbt-test > div:first-child h2 { font-size: 1.02rem !important; }
  #view-cbt-test > div:first-child p { font-size: .72rem !important; }
  #view-cbt-test > div:first-child > div:last-child { width:100%; gap:6px !important; }
  #view-cbt-test > div:first-child .btn { flex:1 1 0; min-height:42px; font-size:.76rem; padding:9px 8px; }

  .cbt-container { display:flex !important; flex-direction:column !important; gap:10px !important; min-height:0 !important; }
  .cbt-main-arena { order:1; min-height:calc(100dvh - 185px); border-radius:14px; overflow:visible; }
  .cbt-sidebar-panel { order:2; padding:12px; border-radius:14px; gap:10px; }
  .cbt-top-bar { padding:11px 12px; gap:8px; align-items:flex-start; }
  .cbt-subject-tag { flex-wrap:wrap; gap:6px; font-size:.75rem; }
  .cbt-marking-scheme { display:none; }

  .cbt-question-body { padding:16px 13px 22px; overflow:visible; }
  .q-header-meta { align-items:flex-start; flex-direction:column; gap:6px; margin-bottom:13px; }
  .q-number-pill { font-size:.76rem; }
  .q-topic-label { font-size:.7rem; line-height:1.35; }
  .question-text { font-size:1rem; line-height:1.58; margin-bottom:18px; }
  .question-text img, .question-text table { max-width:100%; height:auto; }
  .question-text table { display:block; overflow-x:auto; }

  .options-grid { gap:8px !important; }
  .option-item { min-height:56px; padding:12px 11px; gap:10px; border-radius:11px; }
  .option-letter { width:30px; height:30px; }
  .option-content { font-size:.86rem; line-height:1.45; }

  .cbt-action-footer { position:sticky; bottom:0; z-index:25; margin:0 -1px; padding:10px; gap:8px !important;
    background:rgba(9,13,22,.97); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
    border-radius:0 0 14px 14px; box-shadow:0 -10px 24px rgba(0,0,0,.22); }
  .footer-left, .footer-right { width:100%; display:grid !important; grid-template-columns:1fr 1fr; gap:7px !important; }
  .footer-right { grid-template-columns:1.35fr 1fr; }
  .cbt-action-footer .btn { width:100%; min-height:46px; flex:none !important; font-size:.76rem; padding:10px 7px; }

  .cbt-sidebar-panel > div:first-child { width:100%; }
  .cbt-timer-card { margin-bottom:10px; padding:10px; }
  .timer-clock { font-size:1.55rem; }
  .palette-legend { grid-template-columns:repeat(2,minmax(0,1fr)); gap:6px; margin-bottom:12px; }
  .legend-item { min-width:0; font-size:.66rem; }
  .palette-grid { grid-template-columns:repeat(6,minmax(0,1fr)) !important; gap:5px !important; max-height:190px; overflow-y:auto; padding:2px; }
  .palette-btn { min-width:0; min-height:38px; width:100%; font-size:.72rem; }
}

@media (max-width:390px) {
  .cbt-action-footer .btn { font-size:.71rem; }
  .footer-left, .footer-right { grid-template-columns:1fr 1fr; }
  .palette-grid { grid-template-columns:repeat(5,minmax(0,1fr)) !important; }
}

/* Keep mobile navigation readable and visually separated from the page. */
@media (max-width:767px) {
  .app-sidebar { width:min(342px,90vw) !important; z-index:5000; }
  .sidebar-nav { padding:10px 9px 18px !important; }
  .nav-item { display:flex !important; align-items:center; min-height:52px; border-radius:11px; margin:2px 0; }
  .nav-item > span:nth-child(2) { color:inherit; overflow-wrap:normal !important; word-break:normal !important; }
  .nav-item.active { box-shadow:inset 3px 0 0 #818cf8, 0 4px 14px rgba(99,102,241,.12); }
  .nav-badge { flex:0 0 auto; max-width:92px; overflow:hidden; text-overflow:ellipsis; }
  .sidebar-footer { border-top:1px solid rgba(255,255,255,.06); }
}

/* ================================================================
   Final UX hardening — profile, AI pool mocks, mobile CBT viewport
   ================================================================ */
.search-select { position:relative; }
.search-clear-btn { position:absolute; right:38px; top:50%; transform:translateY(-50%); width:28px; height:28px; border:0; border-radius:50%; background:rgba(255,255,255,.08); color:#cbd5e1; cursor:pointer; z-index:4; }
.search-select input { padding-right:70px !important; }
.mock-history-modal-box { max-width:680px; width:min(94vw,680px); }
.mock-history-controls { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:8px; margin:12px 0; padding:10px; border:1px solid var(--border-subtle); border-radius:12px; background:rgba(255,255,255,.025); }
.history-filter-group { display:flex; flex-direction:column; gap:4px; min-width:0; }
.history-filter-group label { font-size:.68rem; color:var(--text-muted); text-transform:uppercase; letter-spacing:.04em; }
.history-filter-group select { width:100%; min-height:38px; border:1px solid var(--border-subtle); border-radius:8px; background:#111827; color:#fff; padding:7px 8px; }
.mock-history-list { display:flex; flex-direction:column; gap:8px; max-height:65vh; overflow:auto; }
.history-row { width:100%; display:flex; justify-content:space-between; align-items:center; gap:12px; text-align:left; padding:13px; border:1px solid var(--border-subtle); border-radius:12px; background:rgba(255,255,255,.025); color:#fff; cursor:pointer; }
.history-row:hover { border-color:var(--primary-light); background:rgba(99,102,241,.08); }
.history-row-main { flex:1 1 auto; min-width:0; border:0; background:transparent; color:inherit; text-align:left; padding:0; cursor:pointer; }
.history-reattempt-btn { flex:0 0 auto; border:1px solid rgba(99,102,241,.45); background:rgba(99,102,241,.12); color:#c4b5fd; border-radius:9px; padding:8px 10px; font-weight:700; cursor:pointer; }
.history-reattempt-btn:disabled { opacity:.45; cursor:not-allowed; }

.history-row > div:first-child { min-width:0; } .history-row strong { display:block; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; } .history-row span { display:block; color:var(--text-muted); font-size:.72rem; margin-top:4px; }
.history-score { text-align:right; flex:0 0 auto; } .history-score strong { color:var(--cyber-cyan); font-size:1.1rem; }
.history-empty { padding:32px 18px; text-align:center; color:var(--text-muted); }
.cbt-empty-state { padding:34px 16px; text-align:center; border:1px dashed rgba(99,102,241,.4); border-radius:16px; background:rgba(99,102,241,.05); }
.cbt-empty-state .empty-icon { font-size:2.4rem; }
.historical-review { color:#fff; } .historical-question-list { max-height:62vh; overflow:auto; display:grid; gap:10px; margin-top:16px; }
.historical-q { padding:12px; border:1px solid var(--border-subtle); border-radius:12px; background:rgba(255,255,255,.025); line-height:1.5; } .historical-q small { display:block; color:var(--text-muted); margin-top:7px; }

@media (max-width:767px) {
  #view-cbt-test { min-height:calc(100dvh - 70px); }
  #view-cbt-test > div:first-child { position:sticky; top:0; }
  .cbt-container { min-height:calc(100dvh - 180px) !important; }
  .cbt-main-arena { height:calc(100dvh - 205px); min-height:0 !important; display:flex !important; flex-direction:column !important; overflow:hidden !important; }
  .cbt-top-bar { flex:0 0 auto; }
  .cbt-question-body { flex:1 1 auto; min-height:0; overflow-y:auto !important; overscroll-behavior:contain; padding-bottom:18px !important; }
  .cbt-action-footer { flex:0 0 auto; position:relative !important; bottom:auto !important; }
  .cbt-sidebar-panel { display:none !important; }
  .mock-history-modal-box { width:96vw; padding:16px; }
  .mock-history-controls { grid-template-columns:1fr 1fr; }
  .history-row { align-items:flex-start; }
  .history-reattempt-btn { padding:9px 8px; font-size:.72rem; }
  .history-score { min-width:72px; }
  .dynamic-test-modal-box { width:96vw !important; max-height:92dvh; overflow-y:auto; }
  .search-select input { min-height:46px; font-size:16px !important; }
}