/* ============================================================
     शब्द सुधारक — design tokens
     Subject: Nepal's parliamentary correction tool, reimagined with
     a vibrant multi-color system — royal blue (primary/brand),
     violet (secondary), teal (success/common), amber (join/warn),
     rose (exact/danger) — each section gets its own strong color.
     ============================================================ */
  :root,
  [data-theme="light"] {
    --bg: #F5F6FB;
    --bg-pattern: radial-gradient(circle at 1px 1px, rgba(79,70,229,0.07) 1px, transparent 0);
    --surface: #FFFFFF;
    --surface2: #EEF0FA;
    --surface3: #E3E6F5;
    --border: #DEE1F2;
    --border2: #C7CCEA;
    --text: #1C1B2E;
    --text2: #5C5A78;
    --text3: #8E8CA8;

    --accent: #4F46E5;        /* royal blue/indigo — primary */
    --accent-ink: #4338CA;
    --accent-light: #6D63F0;
    --accent-bg: #EAE8FD;

    --violet: #9333EA;        /* violet — secondary brand */
    --violet-ink: #7E22CE;
    --violet-bg: #F3E8FD;

    --gold: #F59E0B;          /* amber — join words / highlight */
    --gold-ink: #B45309;
    --gold-bg: #FEF3C7;

    --indigo: #0EA5E9;        /* sky — common words / info */
    --indigo-bg: #E0F4FE;

    --teal: #0D9488;          /* teal — extra accent */
    --teal-bg: #D9F5F0;

    --success: #16A34A;
    --success-ink: #15803D;
    --success-bg: #DCFBE7;
    --danger: #E11D48;         /* rose — exact replace / danger */
    --danger-bg: #FFE2E9;
    --warning: #B45309;
    --warning-bg: #FEF3C7;

    --header-grad: linear-gradient(120deg, #4F46E5 0%, #7C3AED 55%, #9333EA 100%);
    --hero-grad: linear-gradient(135deg, #4F46E5 0%, #9333EA 55%, #E11D48 130%);
    --shadow: 0 1px 2px rgba(79,70,229,0.06), 0 4px 14px rgba(79,70,229,0.08);
    --shadow-lg: 0 8px 30px rgba(79,70,229,0.18);
    --radius: 9px;
    --radius-lg: 14px;
    --seal-glow: 0 0 0 4px rgba(245,158,11,0.18);
  }

  [data-theme="dark"] {
    --bg: #14121F;
    --bg-pattern: radial-gradient(circle at 1px 1px, rgba(129,140,248,0.06) 1px, transparent 0);
    --surface: #1D1A2E;
    --surface2: #262238;
    --surface3: #312C46;
    --border: #383255;
    --border2: #463F66;
    --text: #F1F0FA;
    --text2: #C2BEDD;
    --text3: #8D87AE;

    --accent: #818CF8;
    --accent-ink: #A5B0FB;
    --accent-light: #9FA8FA;
    --accent-bg: #2C2A4D;

    --violet: #C77DF3;
    --violet-ink: #D6A3F6;
    --violet-bg: #322A4D;

    --gold: #FBBF24;
    --gold-ink: #FCD34D;
    --gold-bg: #3D3015;

    --indigo: #38BDF8;
    --indigo-bg: #19303D;

    --teal: #2DD4BF;
    --teal-bg: #143632;

    --success: #4ADE80;
    --success-ink: #4ADE80;
    --success-bg: #143824;
    --danger: #FB7185;
    --danger-bg: #3D1722;
    --warning: #FBBF24;
    --warning-bg: #3D3015;

    --header-grad: linear-gradient(120deg, #2B225B 0%, #3B1E66 55%, #4A1942 100%);
    --hero-grad: linear-gradient(135deg, #4338CA 0%, #7E22CE 55%, #9F1239 130%);
    --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 4px 18px rgba(0,0,0,0.35);
    --shadow-lg: 0 10px 36px rgba(0,0,0,0.5);
    --radius: 9px;
    --radius-lg: 14px;
    --seal-glow: 0 0 0 4px rgba(251,191,36,0.2);
  }

  /* ── Mobile responsive ── */
  .hamburger {
    display: none;
    background: none; border: none; cursor: pointer;
    color: #fff; font-size: 22px; padding: 4px 8px; line-height: 1;
    flex-shrink: 0;
  }
  .sidebar-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 49;
  }



  .inline-edit-input {
    width: 100%; padding: 3px 7px; border: 1.5px solid var(--accent);
    border-radius: 6px; background: var(--surface); color: inherit;
    font-family: 'Tiro Devanagari Sanskrit', serif; font-size: 15px;
    outline: none; transition: border-color 0.15s;
  }
  .inline-edit-input:focus { border-color: var(--violet); box-shadow: 0 0 0 3px var(--accent-bg); }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html, body { max-width: 100%; overflow-x: hidden; }
  body {
    font-family: 'Inter', 'Manrope', 'Noto Sans Devanagari', 'Segoe UI', -apple-system, sans-serif;
    background: var(--bg) var(--bg-pattern); background-size: auto, 18px 18px;
    color: var(--text); font-size: 15px; min-height: 100vh;
    transition: background-color 0.25s ease, color 0.25s ease;
    padding-bottom: 48px; /* footer height (28px) + extra margin */
  }

  /* Layout */
  .app { display: grid; grid-template-columns: 240px 1fr; grid-template-rows: 60px 1fr; height: 100vh; overflow: hidden; }

  .header {
    grid-column: 1/-1; background: var(--header-grad); color: #fff;
    border-bottom: 1px solid var(--accent-ink);
    display: flex; align-items: center; padding: 0 22px; gap: 14px;
    box-shadow: 0 2px 14px rgba(0,0,0,0.18); position: relative; z-index: 5;
  }
  .header-logo {
    width: 36px; height: 36px; border-radius: 50%;
    background: radial-gradient(circle at 32% 28%, var(--gold) 0%, var(--gold-ink) 70%);
    display: flex; align-items: center; justify-content: center;
    color: #3a2406; font-size: 17px; flex-shrink: 0; font-weight: 700;
    box-shadow: 0 0 0 3px rgba(255,255,255,0.18), 0 2px 6px rgba(0,0,0,0.3);
  }
  .header h1 { font-family: 'Tiro Devanagari Sanskrit', serif; font-size: 19px; font-weight: 400; color: #fff; letter-spacing: 0.01em; }
  .header-sub { font-size: 11px; color: rgba(255,255,255,0.72); margin-left: 2px; font-weight: 700; letter-spacing: 0.10em; text-transform: uppercase; font-family: 'Inter', 'Manrope', sans-serif; }
  .header-spacer { flex: 1; }
  .header-stats { display: flex; gap: 22px; }
  .stat { text-align: center; }
  .stat-num { font-size: 18px; font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; }
  .stat:nth-child(1) .stat-num { color: #5EEAD4; }
  .stat:nth-child(2) .stat-num { color: #FDA4AF; }
  .stat:nth-child(3) .stat-num { color: var(--gold); }
  .stat-label { font-size: 10.5px; color: rgba(255,255,255,0.7); margin-top: 2px; text-transform: uppercase; letter-spacing: 0.08em; font-family: 'Inter', 'Manrope', sans-serif; font-weight: 600; }

  .theme-toggle {
    display: flex; align-items: center; gap: 6px; background: rgba(255,255,255,0.14);
    border: 1px solid rgba(255,255,255,0.2); border-radius: 999px; padding: 4px;
    cursor: pointer; position: relative; width: 56px; height: 30px; flex-shrink: 0;
    transition: background 0.2s;
  }
  .theme-toggle:hover { background: rgba(255,255,255,0.22); }
  .theme-toggle .knob {
    position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; border-radius: 50%;
    background: var(--gold); display: flex; align-items: center; justify-content: center;
    font-size: 12px; transition: transform 0.25s cubic-bezier(.4,1.6,.4,1); box-shadow: 0 1px 4px rgba(0,0,0,0.3);
  }
  [data-theme="dark"] .theme-toggle .knob { transform: translateX(26px); }

  /* Sidebar */
  .sidebar { background: #f9f8ff; border-right: 1px solid #ddd8f8; overflow-y: auto; padding: 10px 8px; }
  [data-theme="dark"] .sidebar { background: #13112a; border-right-color: #2a2450; }

  /* Section stat-card headers */
  .nav-section {
    display: flex; align-items: center; gap: 7px;
    padding: 7px 10px; border-radius: 9px; margin-bottom: 3px;
    font-family: 'Inter', 'Manrope', sans-serif;
    font-size: 10.5px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase;
  }
  .nav-section .ns-icon { font-size: 12px; }
  .nav-section .ns-label { flex: 1; }
  .nav-section .ns-count { font-size: 10px; font-weight: 700; padding: 2px 7px; border-radius: 20px; }

  .nav-section[data-sec="main"]   { background: linear-gradient(135deg,#6C63FF,#4F46E5); color:#fff; }
  .nav-section[data-sec="main"]   .ns-count { background: rgba(255,255,255,0.25); color:#fff; }
  .nav-section[data-sec="dict"]   { background: linear-gradient(135deg,#F472B6,#EC4899); color:#fff; }
  .nav-section[data-sec="dict"]   .ns-count { background: rgba(255,255,255,0.25); color:#fff; }
  .nav-section[data-sec="tools"]  { background: linear-gradient(135deg,#34D399,#059669); color:#fff; }
  .nav-section[data-sec="tools"]  .ns-count { background: rgba(255,255,255,0.25); color:#fff; }

  [data-theme="dark"] .nav-section[data-sec="main"]  { background: #2d2060; }
  [data-theme="dark"] .nav-section[data-sec="dict"]  { background: #3d0d28; }
  [data-theme="dark"] .nav-section[data-sec="tools"] { background: #063d2a; }

  /* Nav items */
  .nav-item {
    display: flex; align-items: center; gap: 9px; padding: 8px 10px; margin: 2px 0;
    border-radius: 8px; cursor: pointer; color: #6b6894; font-size: 12.5px; font-weight: 600;
    font-family: 'Inter', 'Manrope', sans-serif; letter-spacing: 0.01em;
    transition: background 0.12s, color 0.12s; border: none; background: none; width: 100%; text-align: left;
  }
  [data-theme="dark"] .nav-item { color: #6b688e; }
  .nav-item:hover { background: #ede9ff; color: #4F46E5; }
  [data-theme="dark"] .nav-item:hover { background: #1a1640; color: #a89fff; }
  .nav-item .icon { width: 20px; height: 20px; display: flex; align-items: center; justify-content: center; text-align: center; font-size: 14px; flex-shrink: 0; color: #b0aed8; }
  [data-theme="dark"] .nav-item .icon { color: #3d3860; }
  .nav-item:hover .icon { color: #4F46E5; }
  [data-theme="dark"] .nav-item:hover .icon { color: #a89fff; }

  .nav-item.active                       { background: #ede9ff; color: #3730a3; font-weight: 600; }
  .nav-item.active .icon                 { color: #4F46E5; }
  [data-theme="dark"] .nav-item.active   { background: #2d2060; color: #a89fff; }
  [data-theme="dark"] .nav-item.active .icon { color: #a89fff; }

  .nav-item[data-cat="exact"].active     { background: #fff0f6; color: #9d174d; }
  .nav-item[data-cat="exact"].active .icon { color: #EC4899; }
  [data-theme="dark"] .nav-item[data-cat="exact"].active { background: #3d0d28; color: #f9a8d4; }

  .nav-item[data-cat="common"].active    { background: #ede9ff; color: #3730a3; }
  .nav-item[data-cat="common"].active .icon { color: #4F46E5; }

  .nav-item[data-cat="join"].active      { background: #ecfdf5; color: #047857; }
  .nav-item[data-cat="join"].active .icon { color: #059669; }
  [data-theme="dark"] .nav-item[data-cat="join"].active { background: #063d2a; color: #6ee7b7; }

  /* Badges */
  .nav-badge { margin-left: auto; font-size: 10px; font-weight: 700; padding: 2px 7px; border-radius: 20px; background: #ede9ff; color: #4F46E5; font-family: 'Inter', 'Manrope', sans-serif; letter-spacing: 0.02em; }
  [data-theme="dark"] .nav-badge { background: #2d2060; color: #a89fff; }
  .nav-item[data-cat="exact"] .nav-badge { background: #fff0f6; color: #DB2777; }
  .nav-item[data-cat="exact"].active .nav-badge { background: #EC4899; color: #fff; }
  .nav-item[data-cat="join"] .nav-badge { background: #ecfdf5; color: #059669; }
  .nav-item[data-cat="join"].active .nav-badge { background: #059669; color: #fff; }
  .nav-item.active .nav-badge { background: #4F46E5; color: #fff; }
  [data-theme="dark"] .nav-item.active .nav-badge { background: #a89fff; color: #0e0c1a; }

  .nav-divider { height: 0.5px; background: #e8e4f8; margin: 6px 4px; }
  [data-theme="dark"] .nav-divider { background: #1e1a38; }

  /* Main */
  .main { overflow-y: auto; padding: 24px; padding-bottom: 52px; display: none; flex-direction: column; gap: 20px; min-height: 0; }
  .main.active { display: flex; }
  .main.active > * { flex-shrink: 0; }

  /* Cards */
  .card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; flex-shrink: 0; box-shadow: var(--shadow); }
  .card-header { padding: 14px 18px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 10px; background: var(--surface2); }
  .card-title { font-size: 14px; font-weight: 700; flex: 1; color: var(--text); }
  .card-body { padding: 18px; }

  /* Buttons */
  .btn { display: inline-flex; align-items: center; gap: 7px; padding: 8px 15px; border-radius: var(--radius); font-size: 13px; font-weight: 600; cursor: pointer; border: 1px solid var(--border2); background: var(--surface); color: var(--text); transition: all 0.15s; }
  .btn:hover { background: var(--surface2); transform: translateY(-1px); }
  .btn-primary { background: linear-gradient(135deg, var(--accent), var(--violet)); color: white; border-color: var(--accent); box-shadow: 0 2px 10px rgba(79,70,229,0.32); }
  .btn-primary:hover { filter: brightness(1.08); box-shadow: 0 4px 16px rgba(79,70,229,0.42); }
  .btn-success { background: var(--success); color: white; border-color: var(--success); box-shadow: 0 2px 8px rgba(22,163,74,0.3); }
  .btn-success:hover { filter: brightness(1.08); }
  .btn-danger { background: var(--danger); color: white; border-color: var(--danger); }
  .btn-sm { padding: 5px 11px; font-size: 12px; }
  .btn-icon { padding: 6px 10px; }
  .btn-ghost { border-color: transparent; background: transparent; box-shadow: none; }
  .btn-ghost:hover { background: var(--surface2); transform: none; }

  /* Form elements */
  input[type=text], input[type=search], textarea, select {
    width: 100%; padding: 9px 13px; border: 1px solid var(--border2); border-radius: var(--radius);
    font-size: 14px; background: var(--surface); color: var(--text); outline: none; font-family: inherit;
    transition: border-color 0.15s, box-shadow 0.15s;
  }
  input:focus, textarea:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-bg); }
  label { font-size: 12px; font-weight: 700; color: var(--text2); display: block; margin-bottom: 6px; }

  /* Table */
  .table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
  table { width: 100%; border-collapse: collapse; font-size: 13px; }
  .table-wrap table { min-width: 480px; }
  th { background: var(--surface2); padding: 6px 10px; text-align: left; font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text2); border-bottom: 1px solid var(--border); white-space: nowrap; }
  td { padding: 5px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
  tr:last-child td { border-bottom: none; }
  tr:hover td { background: var(--surface2); }
  .nepali { font-family: 'Noto Sans Devanagari', 'Arial Unicode MS', sans-serif; font-size: 15px; }

  /* Badge */
  .badge { display: inline-flex; align-items: center; padding: 2px 9px; border-radius: 20px; font-size: 11px; font-weight: 700; }
  .badge-blue { background: var(--indigo-bg); color: var(--indigo); }
  .badge-green { background: var(--success-bg); color: var(--success); }
  .badge-red { background: var(--danger-bg); color: var(--danger); }
  .badge-gray { background: var(--surface3); color: var(--text2); }
  .badge-gold { background: var(--gold-bg); color: var(--gold-ink); }
  .badge-violet { background: var(--violet-bg); color: var(--violet-ink); }

  /* Drop zone */
  .dropzone { border: 2px dashed var(--border2); border-radius: var(--radius-lg); padding: 22px 24px; text-align: center; cursor: pointer; transition: all 0.2s; background: var(--surface2); }
  .dropzone:hover, .dropzone.drag-over { border-color: var(--accent); background: var(--accent-bg); }
  .dropzone .dz-icon { font-size: 28px; margin-bottom: 6px; }
  .dropzone h3 { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
  .dropzone p { font-size: 12px; color: var(--text2); }

  /* Progress */
  .progress-bar { height: 7px; background: var(--surface2); border-radius: 4px; overflow: hidden; }
  .progress-fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--violet), var(--danger)); border-radius: 4px; transition: width 0.3s; }

  /* Toast */
  #toast-container { position: fixed; bottom: 20px; right: 20px; z-index: 999; display: flex; flex-direction: column; gap: 8px; }
  .toast { padding: 12px 18px; border-radius: var(--radius); font-size: 13px; font-weight: 600; animation: slideIn 0.2s ease; display: flex; align-items: center; gap: 10px; max-width: 340px; box-shadow: var(--shadow-lg); }
  .toast-success { background: var(--success); color: white; }
  .toast-error { background: var(--danger); color: white; }
  .toast-info { background: var(--accent); color: white; }
  @keyframes slideIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }

  /* Misc */
  .flex { display: flex; }
  .flex-col { flex-direction: column; }
  .gap-2 { gap: 8px; }
  .gap-3 { gap: 12px; }
  .gap-4 { gap: 16px; }
  .items-center { align-items: center; }
  .justify-between { justify-content: space-between; }
  .mt-1 { margin-top: 4px; }
  .mt-2 { margin-top: 8px; }
  .mt-3 { margin-top: 12px; }
  .mt-4 { margin-top: 16px; }
  .mb-2 { margin-bottom: 8px; }
  .text-sm { font-size: 13px; }
  .text-xs { font-size: 11px; }
  .text-muted { color: var(--text2); }
  .text-success { color: var(--success); }
  .text-danger { color: var(--danger); }
  .font-mono { font-family: 'JetBrains Mono', 'Cascadia Code', 'Consolas', monospace; }
  .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
  .grid-4 { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 12px; }
  .rounded-full { border-radius: 9999px; }
  .log-box { background: #150F26; color: #B8E6DD; padding: 14px; border-radius: var(--radius); font-family: 'JetBrains Mono','Cascadia Code','Consolas',monospace; font-size: 12px; max-height: 220px; overflow-y: auto; line-height: 1.7; border: 1px solid #2C2348; }
  [data-theme="dark"] .log-box { background: #0D0A1A; }
  .arrow { color: var(--accent); font-size: 13px; }
  .search-wrap { position: relative; }
  .search-wrap input { padding-left: 34px; }
  .search-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--text3); font-size: 15px; }
  .empty-state { text-align: center; padding: 40px 20px; color: var(--text2); }
  .empty-state .icon { font-size: 36px; margin-bottom: 12px; }
  .pagination { display: flex; align-items: center; gap: 8px; justify-content: flex-end; }
  .page-btn { padding: 5px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); cursor: pointer; font-size: 13px; color: var(--text2); }
  .page-btn:hover { background: var(--surface2); }
  .page-btn.active { background: var(--accent); color: white; border-color: var(--accent); }
  .inline-edit { display: none; }
  .inline-edit.active { display: table-row; background: var(--accent-bg); }
  .inline-edit td { padding: 10px 14px; }
  .confirm-dialog { position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 100; display: none; align-items: center; justify-content: center; backdrop-filter: blur(2px); }
  .confirm-dialog.open { display: flex; }
  .confirm-box { background: var(--surface); border-radius: var(--radius-lg); padding: 24px; width: 360px; box-shadow: var(--shadow-lg); border: 1px solid var(--border); }
  .confirm-box h3 { margin-bottom: 10px; color: var(--text); }
  .confirm-box p { font-size: 13px; color: var(--text2); margin-bottom: 20px; }
  .stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; position: relative; overflow: hidden; }
  .stat-card::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; background: linear-gradient(90deg, var(--accent), var(--violet), var(--danger)); }
  .stat-card .num { font-size: 28px; font-weight: 800; font-variant-numeric: tabular-nums; }
  .stat-card .lbl { font-size: 12px; color: var(--text3); margin-top: 4px; }
  .stat-card:nth-child(1) { background: var(--accent-bg); border-color: var(--accent); }
  .stat-card:nth-child(1)::before { background: var(--accent); }
  .stat-card:nth-child(1) .num { color: var(--accent-ink); }
  .stat-card:nth-child(2) { background: var(--violet-bg); border-color: var(--violet); }
  .stat-card:nth-child(2)::before { background: var(--violet); }
  .stat-card:nth-child(2) .num { color: var(--violet-ink); }
  .stat-card:nth-child(3) { background: var(--danger-bg); border-color: var(--danger); }
  .stat-card:nth-child(3)::before { background: var(--danger); }
  .stat-card:nth-child(3) .num { color: var(--danger); }

  /* (responsive rules moved to bottom of stylesheet) */

  /* Highlighted diff output */
  .highlight-change {
    background: var(--success-bg);
    color: var(--success-ink);
    border-radius: 3px;
    padding: 0 3px;
    font-weight: 600;
    transition: background 0.2s;
  }
  .highlight-change:hover { background: var(--success); color: #fff; cursor: default; }

  /* Undo bar */
  .undo-bar {
    display: flex; align-items: center; gap: 10px; padding: 8px 14px;
    background: var(--gold-bg); border: 1px solid var(--gold);
    border-radius: var(--radius); font-size: 13px; color: var(--gold-ink);
  }
  .undo-bar button { font-size: 12px; padding: 3px 10px; }

  /* Kbd hint */
  kbd {
    display: inline-flex; align-items: center; gap: 2px;
    background: var(--surface3); border: 1px solid var(--border2);
    border-radius: 4px; padding: 1px 6px; font-size: 11px;
    font-family: 'JetBrains Mono', monospace; color: var(--text2);
  }

  /* localStorage badge */
  .persist-badge {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 11px; color: var(--success); font-weight: 600;
  }
  .persist-badge.unsaved { color: var(--warning); }

  /* Find & Replace panel */
  .fnr-panel {
    background: var(--surface2); border: 1.5px solid var(--border2);
    border-radius: var(--radius-lg); padding: 14px 16px;
    display: flex; flex-direction: column; gap: 10px;
  }
  .fnr-row { display: flex; gap: 8px; align-items: center; }
  .fnr-row input { flex: 1; }
  .fnr-stats { font-size: 12px; color: var(--text3); min-width: 80px; text-align: right; }
  .fnr-highlight { background: var(--gold-bg); color: var(--gold-ink); border-radius: 3px; padding: 0 2px; }
  .fnr-current { background: var(--gold); color: #fff; border-radius: 3px; padding: 0 2px; }

  .badge-gold { background: var(--gold-bg); color: var(--gold-ink); }
  .badge-green { background: var(--success-bg); color: var(--success); }
  .sort-btn { font-size: 11px; padding: 3px 9px; }

  /* Option toggle cards */
  .opt-card { box-shadow: var(--shadow); }
  .opt-card:hover { filter: brightness(0.97); transform: translateY(-1px); box-shadow: var(--shadow-lg); }
  .opt-card.off { opacity: 0.45; filter: grayscale(0.6); transform: none !important; box-shadow: none !important; }

  /* FIX: Mobile icon-only nav — show tooltip on hover/focus so labels are still accessible */
  @media (max-width: 900px) {
    .nav-item { position: relative; }
    .nav-item::after {
      content: attr(title);
      position: absolute;
      left: calc(100% + 8px);
      top: 50%;
      transform: translateY(-50%);
      background: var(--text);
      color: var(--bg);
      font-size: 11px;
      font-weight: 600;
      padding: 4px 9px;
      border-radius: 6px;
      white-space: nowrap;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.15s;
      z-index: 200;
    }
    .nav-item:hover::after,
    .nav-item:focus::after {
      opacity: 1;
    }
  }

  /* ============================================================
     📱 MOBILE RESPONSIVE FIXES — v19 enhancement
     ============================================================ */

  @media (max-width: 900px) {
    /* grid-4 → 2 columns on tablet */
    .grid-4 { grid-template-columns: 1fr 1fr; }
    /* Table: allow horizontal scroll */
    .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  }

  /* ── Tablet only (681–900px): icon-only sidebar ── */
  @media (max-width: 900px) and (min-width: 681px) {
    .app { grid-template-columns: 72px 1fr; grid-template-rows: 56px 1fr; }
    .header { height: 56px; padding: 0 12px; gap: 8px; }
    .header-sub { display: none; }
    .header h1 { font-size: 16px; }
    .header-stats { gap: 12px; }
    .stat-num { font-size: 15px; }
    .stat-label { font-size: 9px; }
    .sidebar { padding: 10px 0; }
    .nav-section { display: none; }
    .nav-item { justify-content: center; padding: 10px 6px; gap: 0; }
    .nav-item .label { display: none; }
    .nav-item .icon { font-size: 18px; width: 24px; height: 24px; }
    .nav-badge { display: none; }
    .nav-divider { margin: 8px 10px; }
    .main { padding: 14px; gap: 14px; }
    .grid-2 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr; }
  }

  /* ── Mobile (≤680px): full block layout ── */
  @media (max-width: 680px) {
    /* CRITICAL: override desktop grid with block flow */
    .app { display: block !important; height: auto !important; overflow: visible !important; }

    /* Fixed header */
    .header {
      position: fixed !important; top: 0; left: 0; right: 0;
      height: 54px; z-index: 100;
      padding: 0 10px; gap: 8px;
    }

    /* Hamburger visible */
    .hamburger { display: block; }

    /* Sidebar: slide-in drawer */
    .sidebar {
      position: fixed !important; top: 54px; left: -260px;
      width: 240px; height: calc(100vh - 54px);
      z-index: 50; transition: left 0.25s ease; overflow-y: auto;
    }
    .sidebar.open { left: 0; }
    .sidebar-overlay.open { display: block; }

    /* Main: full width below fixed header, normal scroll */
    .main {
      display: none !important;
      flex-direction: column;
      width: 100% !important;
      margin-top: 54px !important;
      padding: 12px 10px 70px !important;
      gap: 12px !important;
      overflow: visible !important;
    }
    .main.active { display: flex !important; }

    /* Body padding */
    body { padding-bottom: 56px; }
    .header h1 { font-size: 15px; }
    .header-logo img, .header-logo { width: 30px; height: 30px; }
    .theme-toggle { width: 48px; height: 26px; flex-shrink: 0; }
    .theme-toggle .knob { width: 18px; height: 18px; font-size: 10px; }
    [data-theme="dark"] .theme-toggle .knob { transform: translateX(22px); }

    /* grid-4 → 1 column on mobile */
    .grid-4 { grid-template-columns: 1fr 1fr; gap: 10px; }

    /* grid-3 already 1fr from 900px rule, keep */
    .grid-3 { grid-template-columns: 1fr; }

    /* Main padding (already set in first 680px block above) */
    .card-body { padding: 12px; }
    .card-header { padding: 10px 14px; }

    /* Dropzone: stack vertically on mobile */
    .dropzone[style*="flex"] {
      flex-direction: column !important;
      text-align: center !important;
      gap: 10px !important;
      padding: 16px !important;
    }
    .dropzone .dz-icon { margin: 0 auto !important; }

    /* Buttons: full-width stacking on very small screens */
    .btn-primary { width: 100%; justify-content: center; }
    div[style*="display:flex;gap:12px;flex-wrap:wrap"] { flex-direction: column; }

    /* Table: horizontal scroll */
    .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

    /* Changes detail search row */
    .flex.gap-2.items-center[style*="flex-wrap"] { flex-direction: column; align-items: stretch; }
    #changes-search { max-width: 100% !important; }
    #changes-filter-type { width: 100% !important; }

    /* Toast — bottom center on mobile so footer doesn't overlap */
    #toast-container { bottom: 64px; right: 10px; left: 10px; align-items: center; }
    .toast { max-width: 100%; }

    /* Confirm dialog box */
    .confirm-box { width: calc(100vw - 32px); margin: 0 16px; }

    /* Find & Replace panel row */
    .fnr-row { flex-wrap: wrap; }
    .fnr-stats { min-width: unset; text-align: left; }

    /* Stat cards — font smaller */
    .stat-card .num { font-size: 22px; }
    .stat-card .lbl { font-size: 11px; }

    /* AI section textarea */
    textarea { font-size: 14px; }

    /* Export/Import grid */
    .grid-2 { grid-template-columns: 1fr; }

    /* Opt cards (correction options): tighter padding */
    .opt-card { padding: 10px 12px !important; gap: 10px !important; }
    .opt-card span[style*="font-size:26px"] { font-size: 20px !important; }
    .opt-card div[style*="font-size:13px"] { font-size: 12px !important; }
    .opt-card div[style*="font-size:11px"] { font-size: 10px !important; }
    .opt-tick { font-size: 16px !important; }

    /* Fixed footer — smaller text, no gap overflow */
    div[style*="position:fixed;bottom:0"] {
      font-size: 10px !important;
      padding: 4px 10px !important;
      gap: 8px !important;
    }
  }

  /* ── Extra small (≤400px) ── */
  @media (max-width: 400px) {
    .grid-4 { grid-template-columns: 1fr; }
    .header h1 { font-size: 13px; }
    .header-logo img, .header-logo { width: 26px; height: 26px; }
    .opt-card { padding: 8px 10px !important; }
    div[style*="position:fixed;bottom:0"] span:last-child { display: none; } /* hide secretariat on tiny screens */
  }  /* ============================================================
     🔐 LOGIN SCREEN
     ============================================================ */
  #loginScreen {
    position: fixed; inset: 0; z-index: 5000;
    display: flex; align-items: flex-start; justify-content: center;
    background: var(--hero-grad);
    padding: 20px;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }
  html.lg-locked, html.lg-locked body { overflow: hidden !important; height: 100% !important; }
  html.lg-locked div[style*="position:fixed;bottom:0"] { display: none !important; }
  #loginScreen .login-card {
    width: 100%; max-width: 380px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 32px 28px;
    margin: auto 0;
  }
  #loginScreen .login-logo {
    width: 64px; height: 64px; border-radius: 50%;
    display: block; margin: 0 auto 14px; object-fit: cover;
    border: 2px solid var(--gold);
  }
  #loginScreen h2 {
    text-align: center; font-size: 19px; font-weight: 800;
    color: var(--text); margin-bottom: 4px;
  }
  #loginScreen p.login-sub {
    text-align: center; font-size: 12.5px; color: var(--text3); margin-bottom: 22px;
  }
  #loginScreen label {
    display: block; font-size: 12px; font-weight: 700; color: var(--text2);
    margin-bottom: 6px; letter-spacing: 0.02em;
  }
  #loginScreen input {
    width: 100%; padding: 11px 13px; margin-bottom: 14px;
    border-radius: var(--radius); border: 1px solid var(--border2);
    background: var(--surface2); color: var(--text); font-size: 14px;
    font-family: inherit;
  }
  #loginScreen input:focus { outline: none; border-color: var(--accent); }
  #loginScreen button.login-btn {
    width: 100%; padding: 12px; border: none; border-radius: var(--radius);
    background: var(--header-grad); color: #fff; font-weight: 700; font-size: 14.5px;
    cursor: pointer; margin-top: 4px;
  }
  #loginScreen button.login-btn:disabled { opacity: 0.6; cursor: not-allowed; }
  #loginScreen .login-error {
    display: none; align-items: center; gap: 8px;
    background: var(--danger-bg); color: var(--danger);
    border-radius: var(--radius); padding: 9px 12px; font-size: 12.5px;
    margin-bottom: 14px; font-weight: 600;
  }
  #loginScreen .login-error.flex { display: flex; }
  #loginScreen .login-hint {
    text-align: center; font-size: 11.5px; color: var(--text3); margin-top: 16px;
  }
  #loginScreen .shake { animation: loginShake 0.4s ease; }
  @keyframes loginShake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
  }
  /* ============================================================
     🔑 CHANGE PASSWORD MODAL
     ============================================================ */
  .cp-modal-overlay {
    display: none;
    position: fixed; inset: 0; z-index: 6000;
    background: rgba(2, 6, 23, 0.6);
    backdrop-filter: blur(3px);
    align-items: center; justify-content: center;
    padding: 20px;
  }
  .cp-modal-overlay.active { display: flex; }
  .cp-modal-card {
    width: 100%; max-width: 360px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 26px 24px;
  }
  .cp-modal-card h3 {
    font-size: 17px; font-weight: 800; color: var(--text); margin-bottom: 16px;
  }
  .cp-modal-card label {
    display: block; font-size: 12px; font-weight: 700; color: var(--text2);
    margin-bottom: 6px;
  }
  .cp-modal-card input {
    width: 100%; padding: 10px 12px; margin-bottom: 12px;
    border-radius: var(--radius); border: 1px solid var(--border2);
    background: var(--surface2); color: var(--text); font-size: 13.5px;
    font-family: inherit;
  }
  .cp-modal-card input:focus { outline: none; border-color: var(--accent); }
  .cp-modal-card .cp-error {
    display: none; align-items: center; gap: 8px;
    background: var(--danger-bg); color: var(--danger);
    border-radius: var(--radius); padding: 8px 11px; font-size: 12px;
    margin-bottom: 12px; font-weight: 600;
  }
  .cp-modal-card .cp-error.flex { display: flex; }
  .cp-modal-card .cp-success {
    display: none; background: var(--success-bg); color: var(--success-ink);
    border-radius: var(--radius); padding: 8px 11px; font-size: 12.5px;
    margin-bottom: 12px; font-weight: 700; text-align: center;
  }
  .cp-modal-card .cp-btn-row { display: flex; gap: 8px; margin-top: 4px; }
  .cp-modal-card .cp-btn-row button {
    flex: 1; padding: 10px; border-radius: var(--radius); font-size: 13.5px;
    font-weight: 700; cursor: pointer; border: 1px solid var(--border);
  }
  .cp-modal-card .cp-btn-cancel { background: var(--surface2); color: var(--text2); }
  .cp-modal-card .cp-btn-save { background: var(--header-grad); color: #fff; border: none; }
  .cp-modal-overlay .shake { animation: loginShake 0.4s ease; }

  /* ============================================================
     📧 FORGOT PASSWORD (email link)
     ============================================================ */
  #loginScreen .login-link {
    display: block; width: 100%; margin-top: 12px; padding: 4px;
    background: none; border: none; cursor: pointer;
    color: var(--accent); font-size: 12.5px; font-weight: 700;
    font-family: inherit; text-decoration: underline;
  }
  #loginScreen .login-label-row {
    display: flex; align-items: baseline; justify-content: space-between;
    gap: 10px; margin-bottom: 6px;
  }
  #loginScreen .login-label-row label { margin-bottom: 0; }
  #loginScreen .login-forgot {
    background: none; border: none; cursor: pointer; padding: 2px 0;
    font-family: inherit; font-size: 12px; font-weight: 700;
    color: var(--accent); white-space: nowrap;
    border-radius: 4px; transition: opacity 0.15s;
  }
  #loginScreen .login-forgot:hover { text-decoration: underline; }
  #loginScreen .login-forgot:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
  #loginScreen .login-or {
    display: flex; align-items: center; gap: 10px;
    margin: 16px 0 12px; color: var(--text3); font-size: 12px; font-weight: 700;
  }
  #loginScreen .login-or::before, #loginScreen .login-or::after {
    content: ''; flex: 1; height: 1px; background: var(--border);
  }
  #loginScreen .google-btn {
    width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px;
    padding: 11px 12px; border-radius: var(--radius);
    background: #fff; color: #3c4043; border: 1px solid #dadce0;
    font-size: 14px; font-weight: 700; font-family: inherit; cursor: pointer;
    transition: box-shadow 0.15s, background 0.15s;
  }
  #loginScreen .google-btn:hover { background: #f8f9fa; box-shadow: 0 1px 3px rgba(60,64,67,0.3); }
  #loginScreen .google-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
  #loginScreen .google-btn:disabled { opacity: 0.6; cursor: not-allowed; }
  #loginScreen .login-ok {
    display: none; align-items: center; gap: 8px;
    background: var(--success-bg); color: var(--success-ink);
    border-radius: var(--radius); padding: 9px 12px; font-size: 12.5px;
    margin-bottom: 14px; font-weight: 700;
  }
  #loginScreen .login-ok.flex { display: flex; }
  #loginScreen .login-note {
    background: var(--surface2); border: 1px solid var(--border2);
    border-radius: var(--radius); padding: 12px 14px; margin-bottom: 14px;
    font-size: 13px; color: var(--text2); line-height: 1.7; text-align: center;
  }
  #loginScreen .login-note b { color: var(--text); word-break: break-all; }

  /* ============================================================
     👤 ACCOUNT MENU (header, right side)
     ============================================================ */
  .acct { position: relative; flex-shrink: 0; margin-left: 4px; }
  .acct-btn {
    width: 34px; height: 34px; border-radius: 50%; padding: 0;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,0.16); color: #fff; cursor: pointer;
    border: 1px solid rgba(255,255,255,0.28); transition: background 0.2s;
  }
  .acct-btn:hover, .acct.open .acct-btn { background: rgba(255,255,255,0.30); }
  .acct-btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
  .acct-menu {
    display: none; position: absolute; right: 0; top: calc(100% + 10px);
    min-width: 214px; padding: 6px; z-index: 300;
    background: var(--surface); color: var(--text);
    border: 1px solid var(--border); border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
  }
  .acct.open .acct-menu { display: block; }
  .acct-who { padding: 10px 12px 9px; margin-bottom: 4px; border-bottom: 1px solid var(--border); }
  .acct-who .n { font-size: 13.5px; font-weight: 800; color: var(--text); }
  .acct-who .s { font-size: 11.5px; color: var(--text3); margin-top: 2px; }
  .acct-item {
    display: flex; align-items: center; gap: 10px; width: 100%;
    padding: 9px 12px; border: none; background: none; cursor: pointer;
    border-radius: 8px; text-align: left; font-family: inherit;
    font-size: 13.5px; font-weight: 600; color: var(--text);
  }
  .acct-item .ico { width: 18px; text-align: center; }
  .acct-item:hover, .acct-item:focus-visible { background: var(--surface2); outline: none; }
  .acct-item.danger { color: var(--danger); }
  .acct-item.danger:hover, .acct-item.danger:focus-visible { background: var(--danger-bg); }

  /* Mobile: header मा सबै अट्ने गरी मिलाउने (title एक लाइनमा, सानो स्क्रिनमा stats लुकाउने) */
  @media (max-width: 680px) {
    .header h1 { white-space: nowrap; }
    .header-stats { gap: 10px; }
    .stat-num { font-size: 14px; }
    .stat-label { font-size: 8.5px; letter-spacing: 0.04em; }
    .acct { margin-left: 0; }
    .acct-menu { min-width: 200px; }
  }
  @media (max-width: 520px) {
    .header-stats { display: none; }
  }