/* ══════════════════════════════════════════════════════════════════════════
   SalesXtally — Premium Glass UI
   SMARTFINOS Excel to Tally XML Generator
   Redesigned: Premium Glassmorphism Edition
══════════════════════════════════════════════════════════════════════════ */

/* ─── Google Font Import ─────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

/* ─── Reset & Base ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Core palette */
  --bg-deep:        #060912;
  --bg-mid:         #0b0f1e;
  --bg-surface:     #0e1525;

  /* Glass layers */
  --glass-1:        rgba(255,255,255,0.04);
  --glass-2:        rgba(255,255,255,0.07);
  --glass-3:        rgba(255,255,255,0.10);
  --glass-border:   rgba(255,255,255,0.10);
  --glass-border-hi:rgba(255,255,255,0.18);

  /* Accent system — deep indigo → electric cyan */
  --accent-primary: #4f7fff;
  --accent-cyan:    #22d3ee;
  --accent-violet:  #818cf8;
  --accent-green:   #34d399;
  --accent-yellow:  #fbbf24;
  --accent-red:     #f87171;
  --accent-orange:  #fb923c;

  /* Glow shadows */
  --glow-blue:      0 0 24px rgba(79,127,255,0.35);
  --glow-cyan:      0 0 24px rgba(34,211,238,0.30);
  --glow-green:     0 0 16px rgba(52,211,153,0.30);
  --glow-red:       0 0 16px rgba(248,113,113,0.30);

  /* Text */
  --text-primary:   #e8eeff;
  --text-secondary: #8899bb;
  --text-muted:     #4a5a7a;
  --text-brand:     #93c5fd;

  /* Cell backgrounds */
  --bg-cell:        rgba(15,24,50,0.85);
  --bg-cell-alt:    rgba(18,28,58,0.80);
  --bg-cell-hover:  rgba(30,50,100,0.75);
  --bg-cell-error:  rgba(120,30,30,0.50);

  /* Fonts */
  --font-ui:    'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', 'Cascadia Code', 'Consolas', monospace;

  /* Radii */
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --radius-xl:  22px;

  /* Heights */
  --header-h:   68px;
  --toolbar-h:  54px;
  --stats-h:    80px;
  --statusbar-h:26px;
}

/* ─── HTML / Body ────────────────────────────────────────────────────────── */
html, body {
  height: 100%;
  font-family: var(--font-ui);
  background: var(--bg-deep);
  color: var(--text-primary);
  font-size: 13px;
  line-height: 1.5;
  overflow: hidden;
}

/* Animated mesh gradient background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 10% -10%, rgba(79,127,255,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 110%, rgba(34,211,238,0.09) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(129,140,248,0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ─── App Header ─────────────────────────────────────────────────────────── */
.app-header {
  height: var(--header-h);
  background: rgba(10,16,35,0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: relative;
  z-index: 100;
  box-shadow: 0 1px 0 var(--glass-border), 0 4px 32px rgba(0,0,0,0.5);
}

/* Thin cyan accent line at top of header */
.app-header::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-primary), var(--accent-cyan), transparent);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-cyan) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glow-blue), inset 0 1px 0 rgba(255,255,255,0.25);
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

.brand-logo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 60%);
}

.logo-sf {
  font-size: 16px;
  font-weight: 900;
  color: #fff;
  letter-spacing: -1px;
  position: relative;
  z-index: 1;
}

.brand-sub {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 3.5px;
  color: var(--accent-cyan);
  text-transform: uppercase;
  opacity: 0.85;
}

.brand-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.8px;
  line-height: 1.1;
  background: linear-gradient(135deg, #e8eeff 0%, var(--text-brand) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-tagline {
  font-size: 10.5px;
  color: var(--text-secondary);
  letter-spacing: 0.2px;
  font-weight: 400;
}

.header-meta {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 5px;
}

.meta-badge {
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-cyan));
  color: #fff;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 1.8px;
  padding: 3px 10px;
  border-radius: 20px;
  text-transform: uppercase;
  box-shadow: var(--glow-blue);
}

.meta-author {
  font-size: 10.5px;
  color: var(--text-muted);
}
.meta-author strong { color: var(--text-brand); font-weight: 600; }

.meta-offline {
  font-size: 10px;
  color: var(--accent-green);
  display: flex;
  align-items: center;
  gap: 5px;
}

.dot-green {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent-green);
  border-radius: 50%;
  box-shadow: var(--glow-green);
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.85); }
}

/* ─── Toolbar ────────────────────────────────────────────────────────────── */
.toolbar {
  height: var(--toolbar-h);
  background: rgba(10,16,35,0.80);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 6px;
  position: relative;
  z-index: 90;
  overflow-x: auto;
  scrollbar-width: none;
}
.toolbar::-webkit-scrollbar { display: none; }

.toolbar-spacer { flex: 1; }

.row-counter {
  font-size: 11px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  font-family: var(--font-mono);
  background: var(--glass-1);
  border: 1px solid var(--glass-border);
  padding: 3px 10px;
  border-radius: 20px;
}

/* ─── Toolbar Separator & Label ──────────────────────────────────────────── */
.toolbar-sep {
  width: 1px;
  height: 26px;
  background: var(--glass-border);
  margin: 0 3px;
  flex-shrink: 0;
}

.toolbar-section-label {
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 2.5px;
  color: var(--accent-cyan);
  text-transform: uppercase;
  white-space: nowrap;
  padding: 0 3px;
  flex-shrink: 0;
  opacity: 0.9;
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  font-family: var(--font-ui);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
  white-space: nowrap;
  letter-spacing: 0.15px;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(8px);
}

/* Glass sheen */
.btn::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, transparent 100%);
  pointer-events: none;
}

.btn svg {
  width: 13px;
  height: 13px;
  fill: currentColor;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.btn span, .btn > *:not(svg):not(input) { position: relative; z-index: 1; }

.btn:active { transform: translateY(1px) scale(0.99); }

/* Primary */
.btn-primary {
  background: linear-gradient(135deg, rgba(79,127,255,0.85), rgba(34,211,238,0.6));
  color: #fff;
  border-color: rgba(79,127,255,0.6);
}
.btn-primary:hover {
  background: linear-gradient(135deg, rgba(79,127,255,1), rgba(34,211,238,0.8));
  border-color: var(--accent-primary);
  box-shadow: var(--glow-blue);
}

/* Secondary */
.btn-secondary {
  background: var(--glass-1);
  color: var(--text-primary);
  border-color: var(--glass-border);
}
.btn-secondary:hover {
  background: var(--glass-2);
  border-color: var(--glass-border-hi);
}

/* Warning */
.btn-warning {
  background: rgba(251,191,36,0.12);
  color: var(--accent-yellow);
  border-color: rgba(251,191,36,0.25);
}
.btn-warning:hover {
  background: rgba(251,191,36,0.20);
  border-color: var(--accent-yellow);
  box-shadow: 0 0 16px rgba(251,191,36,0.25);
}

/* Danger */
.btn-danger {
  background: rgba(248,113,113,0.10);
  color: var(--accent-red);
  border-color: rgba(248,113,113,0.22);
}
.btn-danger:hover {
  background: rgba(248,113,113,0.18);
  border-color: var(--accent-red);
  box-shadow: var(--glow-red);
}

/* Round Off */
.btn-roundoff {
  background: rgba(129,140,248,0.10);
  color: var(--accent-violet);
  border-color: rgba(129,140,248,0.22);
}
.btn-roundoff:hover {
  background: rgba(129,140,248,0.18);
  border-color: var(--accent-violet);
  box-shadow: 0 0 16px rgba(129,140,248,0.25);
}
.btn-roundoff.active {
  background: rgba(129,140,248,0.22);
  border-color: var(--accent-violet);
  color: #c4b5fd;
}

/* Masters */
.btn-masters.btn-secondary {
  color: var(--accent-cyan);
  border-color: rgba(34,211,238,0.20);
}
.btn-masters.btn-secondary:hover {
  background: rgba(34,211,238,0.08);
  border-color: rgba(34,211,238,0.45);
}
.btn-masters.btn-primary {
  background: linear-gradient(135deg, rgba(6,95,122,0.85), rgba(8,145,178,0.6));
  color: #e0f8ff;
  border-color: rgba(6,182,212,0.40);
}
.btn-masters.btn-primary:hover {
  background: linear-gradient(135deg, rgba(8,145,178,1), rgba(34,211,238,0.8));
  box-shadow: var(--glow-cyan);
}

/* ─── Stats Bar ──────────────────────────────────────────────────────────── */
.stats-bar {
  height: var(--stats-h);
  background: rgba(10,16,35,0.70);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: stretch;
  padding: 0;
  gap: 0;
}

.stat-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px;
  border-right: 1px solid var(--glass-border);
  position: relative;
  transition: background 0.2s;
}
.stat-card:last-child { border-right: none; }
.stat-card:hover { background: var(--glass-1); }

.stat-value {
  font-size: 28px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--text-brand);
  line-height: 1;
  font-family: var(--font-ui);
  letter-spacing: -1px;
}
.stat-valid   .stat-value { color: var(--accent-green); text-shadow: var(--glow-green); }
.stat-invalid .stat-value { color: var(--accent-red);   text-shadow: var(--glow-red);   }
.stat-entries .stat-value { color: var(--accent-yellow);}

.stat-label {
  font-size: 9.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 5px;
  font-weight: 600;
}

/* ─── Main Area ──────────────────────────────────────────────────────────── */
.main-area {
  display: flex;
  position: absolute;
  top: calc(var(--header-h) + var(--toolbar-h));
  left: 0;
  right: 0;
  bottom: var(--statusbar-h);
  overflow: hidden;
  z-index: 1;
}
.main-area.with-stats {
  top: calc(var(--header-h) + var(--toolbar-h) + var(--stats-h));
}

/* ─── Grid Panel ─────────────────────────────────────────────────────────── */
.grid-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-deep);
  position: relative;
}

/* ─── Empty State ────────────────────────────────────────────────────────── */
.empty-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-muted);
  padding: 40px;
}

.empty-icon {
  font-size: 56px;
  filter: drop-shadow(0 0 24px rgba(79,127,255,0.25));
}

.empty-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: -0.3px;
}

.empty-desc {
  font-size: 13px;
  text-align: center;
  line-height: 1.8;
  color: var(--text-muted);
  max-width: 440px;
}
.empty-desc strong {
  color: var(--accent-cyan);
  font-weight: 600;
}

/* Glassmorphism empty card */
.empty-state::before {
  content: '';
  position: absolute;
  width: 320px;
  height: 200px;
  background: radial-gradient(ellipse, rgba(79,127,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

/* ─── Grid ───────────────────────────────────────────────────────────────── */
.grid-wrapper {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.grid-scroll {
  flex: 1;
  overflow: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(79,127,255,0.3) transparent;
}
.grid-scroll::-webkit-scrollbar        { width: 7px; height: 7px; }
.grid-scroll::-webkit-scrollbar-track  { background: transparent; }
.grid-scroll::-webkit-scrollbar-thumb  {
  background: rgba(79,127,255,0.3);
  border-radius: 4px;
}
.grid-scroll::-webkit-scrollbar-thumb:hover { background: var(--accent-primary); }

.data-grid {
  border-collapse: collapse;
  min-width: 100%;
  table-layout: fixed;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.data-grid thead {
  position: sticky;
  top: 0;
  z-index: 10;
}

.data-grid th {
  background: rgba(8,14,32,0.95);
  backdrop-filter: blur(8px);
  color: var(--text-brand);
  font-size: 9.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 9px 7px;
  border-right: 1px solid var(--glass-border);
  border-bottom: 1px solid rgba(79,127,255,0.4);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.data-grid th:first-child {
  width: 42px;
  background: rgba(6,10,24,0.98);
}

.data-grid td {
  background: var(--bg-cell);
  border-right: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  padding: 0;
  vertical-align: middle;
  height: 30px;
}
.data-grid tr:nth-child(even) td { background: var(--bg-cell-alt); }
.data-grid tr:hover td { background: var(--bg-cell-hover); }

.data-grid td.row-num {
  color: var(--text-muted);
  font-size: 9.5px;
  text-align: center;
  padding: 4px 3px;
  background: rgba(6,10,24,0.9);
  width: 42px;
  cursor: default;
  font-family: var(--font-mono);
}

.data-grid td.cell-error { background: var(--bg-cell-error) !important; }
.data-grid tr.row-error td.row-num { color: var(--accent-red); font-weight: 700; }

/* Editable cell input */
.cell-input {
  width: 100%;
  height: 100%;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 12px;
  padding: 4px 7px;
  display: block;
}
.cell-input:focus {
  background: rgba(79,127,255,0.12);
  outline: 2px solid rgba(79,127,255,0.5);
  outline-offset: -2px;
}

/* Select cell */
.cell-select {
  width: 100%;
  height: 30px;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 12px;
  padding: 4px 5px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}
.cell-select:focus {
  background: rgba(79,127,255,0.12);
  outline: 2px solid rgba(79,127,255,0.5);
  outline-offset: -2px;
}
.cell-select option { background: #0e1525; color: var(--text-primary); }

/* ─── Validation Panel ───────────────────────────────────────────────────── */
.validation-panel {
  width: 360px;
  min-width: 280px;
  background: rgba(10,16,35,0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-left: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  box-shadow: -8px 0 40px rgba(0,0,0,0.4);
  overflow: hidden;
}

.vpanel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 16px;
  background: rgba(15,25,55,0.8);
  border-bottom: 1px solid var(--glass-border);
  flex-shrink: 0;
}

.vpanel-title {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-brand);
  letter-spacing: 0.2px;
}

.vpanel-close {
  background: var(--glass-1);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  padding: 3px 7px;
  border-radius: var(--radius-sm);
  transition: all 0.15s;
  line-height: 1;
}
.vpanel-close:hover {
  background: var(--glass-2);
  border-color: var(--glass-border-hi);
  color: var(--text-primary);
}

.vpanel-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  scrollbar-width: thin;
  scrollbar-color: var(--glass-border) transparent;
}

.verr-group {
  margin-bottom: 8px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(4px);
}

.verr-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 11px;
  background: rgba(120,30,30,0.25);
  border-bottom: 1px solid rgba(248,113,113,0.15);
  cursor: pointer;
}
.verr-header.valid {
  background: rgba(20,70,40,0.30);
  border-bottom-color: rgba(52,211,153,0.15);
}

.verr-vnum {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-red);
}
.verr-header.valid .verr-vnum { color: var(--accent-green); }

.verr-badge {
  font-size: 9px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 700;
  background: rgba(248,113,113,0.25);
  color: var(--accent-red);
  border: 1px solid rgba(248,113,113,0.30);
}
.verr-header.valid .verr-badge {
  background: rgba(52,211,153,0.18);
  color: var(--accent-green);
  border-color: rgba(52,211,153,0.25);
}

.verr-body { padding: 8px 11px; background: rgba(0,0,0,0.15); }

.verr-item {
  font-size: 11px;
  color: #fca5a5;
  padding: 4px 0;
  border-bottom: 1px dashed rgba(248,113,113,0.15);
  display: flex;
  gap: 6px;
  align-items: flex-start;
}
.verr-item:last-child { border-bottom: none; }
.verr-icon { flex-shrink: 0; margin-top: 1px; }

.vbal-block {
  background: rgba(251,191,36,0.05);
  border: 1px solid rgba(251,191,36,0.15);
  border-radius: var(--radius-sm);
  padding: 7px 10px;
  margin-top: 6px;
  font-size: 11px;
  font-family: var(--font-mono);
}
.vbal-row {
  display: flex;
  justify-content: space-between;
  padding: 2px 0;
  color: var(--text-secondary);
}
.vbal-row.diff { color: var(--accent-red); font-weight: 700; }
.vbal-row.ok   { color: var(--accent-green); }

.vpanel-summary {
  background: rgba(20,50,30,0.4);
  border: 1px solid rgba(52,211,153,0.15);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  margin-bottom: 10px;
  font-size: 12px;
  backdrop-filter: blur(4px);
}
.vpanel-summary.all-ok   { border-color: rgba(52,211,153,0.30); }
.vpanel-summary.has-errors {
  border-color: rgba(248,113,113,0.25);
  background: rgba(80,15,15,0.30);
}

.vsummary-title {
  font-weight: 700;
  color: var(--accent-green);
  margin-bottom: 4px;
}
.vpanel-summary.has-errors .vsummary-title { color: var(--accent-red); }

/* ─── Vinfo Block ────────────────────────────────────────────────────────── */
.vinfo-block {
  background: rgba(20,80,40,0.25);
  border: 1px solid rgba(52,211,153,0.18);
  border-radius: var(--radius-sm);
  padding: 7px 10px;
  margin-top: 6px;
  font-size: 11px;
  color: var(--accent-green);
  display: flex;
  align-items: flex-start;
  gap: 6px;
}
.vinfo-block .vinfo-icon { flex-shrink: 0; margin-top: 1px; }

/* ─── Status Bar ─────────────────────────────────────────────────────────── */
.status-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--statusbar-h);
  background: rgba(6,9,18,0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  padding: 0 16px;
  z-index: 200;
  font-size: 11px;
  color: var(--text-muted);
  gap: 8px;
}

.status-right {
  margin-left: auto;
  color: rgba(74,90,122,0.7);
  font-size: 10px;
}

/* ─── Loading Overlay ────────────────────────────────────────────────────── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6,9,18,0.75);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
}

.loading-box {
  background: rgba(14,21,37,0.95);
  border: 1px solid var(--glass-border-hi);
  border-radius: var(--radius-xl);
  padding: 36px 52px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  box-shadow: 0 8px 60px rgba(0,0,0,0.6), var(--glow-blue);
  backdrop-filter: blur(20px);
}

.loading-spinner {
  width: 36px;
  height: 36px;
  border: 2px solid var(--glass-border);
  border-top-color: var(--accent-cyan);
  border-right-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-msg {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 600;
}

/* ─── Modal ──────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6,9,18,0.72);
  z-index: 8000;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
}

.modal-box {
  background: rgba(12,19,38,0.97);
  border: 1px solid var(--glass-border-hi);
  border-radius: var(--radius-xl);
  width: 480px;
  max-width: 95vw;
  box-shadow: 0 8px 60px rgba(0,0,0,0.6), var(--glow-blue);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 22px;
  background: rgba(15,26,55,0.8);
  border-bottom: 1px solid var(--glass-border);
}

.modal-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-brand);
}

.modal-close {
  background: var(--glass-1);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: all 0.15s;
  line-height: 1;
}
.modal-close:hover {
  background: var(--glass-2);
  border-color: var(--glass-border-hi);
  color: var(--text-primary);
}

.modal-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.modal-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.7;
  padding: 12px 14px;
  background: rgba(79,127,255,0.07);
  border-radius: var(--radius-md);
  border-left: 2px solid var(--accent-primary);
}

.modal-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.modal-label {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-brand);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.modal-input {
  background: var(--glass-1);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 13px;
  padding: 10px 14px;
  outline: none;
  transition: all 0.18s;
  width: 100%;
}
.modal-input:focus {
  border-color: var(--accent-primary);
  background: rgba(79,127,255,0.08);
  box-shadow: 0 0 0 3px rgba(79,127,255,0.12);
}
.modal-input::placeholder { color: var(--text-muted); }

.modal-hint {
  font-size: 10px;
  color: var(--text-muted);
}

.modal-info {
  font-size: 12px;
  color: var(--text-secondary);
  padding: 10px 14px;
  background: rgba(251,191,36,0.06);
  border-radius: var(--radius-md);
  border-left: 2px solid var(--accent-yellow);
}
.modal-info strong { color: var(--accent-yellow); }

.modal-footer {
  display: flex;
  gap: 10px;
  padding: 16px 22px;
  border-top: 1px solid var(--glass-border);
  background: rgba(0,0,0,0.15);
  justify-content: flex-end;
}

/* Masters format selection — a focused, premium handoff before download. */
.master-format-modal {
  width: 620px;
  border-color: rgba(34,211,238,0.24);
  box-shadow: 0 18px 72px rgba(0,0,0,0.62), 0 0 42px rgba(34,211,238,0.12);
}

.master-format-header {
  background:
    radial-gradient(ellipse at 8% 0%, rgba(34,211,238,0.16), transparent 52%),
    rgba(15,26,55,0.86);
}

.master-format-header > div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.modal-kicker {
  color: var(--accent-cyan);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 1.5px;
}

.master-format-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.master-format-card {
  position: relative;
  isolation: isolate;
  min-height: 128px;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: 1fr auto;
  gap: 10px 12px;
  padding: 17px;
  color: var(--text-primary);
  text-align: left;
  font: inherit;
  cursor: pointer;
  border: 1px solid rgba(148,163,184,0.20);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(255,255,255,0.07), rgba(255,255,255,0.025));
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.master-format-card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0;
  background: linear-gradient(135deg, rgba(79,127,255,0.18), rgba(34,211,238,0.11));
  transition: opacity 0.18s ease;
}

.master-format-card:hover,
.master-format-card:focus-visible {
  outline: none;
  transform: translateY(-2px);
  border-color: rgba(147,197,253,0.60);
  box-shadow: 0 12px 26px rgba(0,0,0,0.28), 0 0 18px rgba(79,127,255,0.16);
}

.master-format-card:hover::before,
.master-format-card:focus-visible::before { opacity: 1; }

.master-format-card.recommended {
  border-color: rgba(34,211,238,0.45);
  background: linear-gradient(145deg, rgba(6,182,212,0.15), rgba(79,127,255,0.09));
}

.master-format-card.recommended:hover,
.master-format-card.recommended:focus-visible {
  border-color: var(--accent-cyan);
  box-shadow: 0 12px 28px rgba(0,0,0,0.30), 0 0 22px rgba(34,211,238,0.22);
}

.format-card-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(147,197,253,0.38);
  border-radius: 10px;
  color: #dbeafe;
  background: rgba(79,127,255,0.17);
  font-size: 14px;
  font-weight: 800;
}

.recommended .format-card-icon {
  color: #cffafe;
  border-color: rgba(34,211,238,0.42);
  background: rgba(34,211,238,0.14);
}

.format-card-copy {
  display: flex;
  flex-direction: column;
  align-self: center;
  gap: 2px;
}

.format-card-title {
  font-size: 13px;
  font-weight: 750;
  letter-spacing: -0.1px;
}

.format-card-desc {
  color: var(--text-secondary);
  font-size: 10.5px;
  line-height: 1.35;
}

.format-card-action {
  grid-column: 1 / -1;
  color: var(--text-muted);
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.recommended .format-card-action { color: var(--accent-cyan); }

.master-format-hint {
  text-align: center;
  line-height: 1.45;
}

/* ─── Toast ──────────────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 42px;
  right: 20px;
  background: rgba(12,19,38,0.97);
  border: 1px solid var(--glass-border-hi);
  border-left: 3px solid var(--accent-green);
  border-radius: var(--radius-md);
  padding: 11px 18px;
  font-size: 12px;
  color: var(--text-primary);
  z-index: 9000;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
  animation: slideIn 0.22s ease;
  max-width: 340px;
  backdrop-filter: blur(16px);
}
.toast.error { border-left-color: var(--accent-red); }
.toast.warn  { border-left-color: var(--accent-yellow); }

@keyframes slideIn {
  from { transform: translateX(24px); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* ─── Column Widths ──────────────────────────────────────────────────────── */
.col-date    { width: 100px; }
.col-vtype   { width: 110px; }
.col-vno     { width: 90px;  }
.col-refno   { width: 90px;  }
.col-refdate { width: 100px; }
.col-narr    { width: 180px; }
.col-ledname { width: 150px; }
.col-ledamt  { width: 90px;  }
.col-drcr    { width: 54px;  }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .validation-panel { width: 300px; min-width: 260px; }
}

@media (max-width: 900px) {
  .validation-panel { width: 260px; }
  .brand-tagline  { display: none; }
  .meta-badge     { display: none; }
}

@media (max-width: 720px) {
  :root {
    --header-h: 56px;
    --toolbar-h: 48px;
  }
  .brand-title    { font-size: 17px; }
  .brand-sub      { display: none; }
  .meta-author    { display: none; }
  .toolbar        { padding: 0 10px; gap: 4px; }
  .btn            { padding: 6px 10px; font-size: 11px; }
  .btn svg        { width: 12px; height: 12px; }
}

@media (max-width: 540px) {
  :root { --header-h: 104px; }
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    height: auto;
    padding: 10px 14px;
    gap: 8px;
  }
  .header-meta {
    align-items: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
  }
  .validation-panel { display: none; }
  .master-format-grid { grid-template-columns: 1fr; }
}

/* ─── Reduced Motion ─────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}