/* ═══════════════════════════════════════════════════
   Kalkulačka řeziva — minimalistický styl
   ═══════════════════════════════════════════════════ */

/* ── CSS custom properties (light mode) ─────────── */
:root {
  --bg-page:        #f2f2f2;
  --bg-panel:       #fff;
  --bg-subtle:      #fafafa;
  --bg-hover:       #f7fbf8;
  --bg-focus:       #f0f9f4;
  --bg-danger-hover:#fdf3f2;

  --border:         #e0e0e0;
  --border-light:   #f0f0f0;
  --border-subtle:  #e8e8e8;

  --text-primary:   #111;
  --text-secondary: #333;
  --text-muted:     #666;
  --text-faint:     #999;
  --text-dim:       #888;
  --text-zero:      #bbb;

  --accent:         #1d6f42;
  --accent-dark:    #155232;
  --accent-focus:   rgba(29,111,66,.12);

  --danger:         #c0392b;
  --danger-border:  #e0b0aa;

  --del-icon:       #ccc;
  --del-icon-hover: #e53935;

  --toast-bg:       #222;
  --toast-color:    #fff;

  --overlay:        rgba(0,0,0,.35);
  --shadow-modal:   0 8px 40px rgba(0,0,0,.18);
  --shadow-toast:   0 4px 16px rgba(0,0,0,.25);

  --toggle-icon: "🌙";
}

/* ── Dark mode overrides ─────────────────────────── */
[data-theme="dark"] {
  --bg-page:        #18181b;
  --bg-panel:       #27272a;
  --bg-subtle:      #222226;
  --bg-hover:       #1e2d24;
  --bg-focus:       #1a2e20;
  --bg-danger-hover:#2d1a18;

  --border:         #3f3f46;
  --border-light:   #33333a;
  --border-subtle:  #38383f;

  --text-primary:   #e4e4e7;
  --text-secondary: #c4c4c8;
  --text-muted:     #a1a1aa;
  --text-faint:     #71717a;
  --text-dim:       #8888a0;
  --text-zero:      #52525b;

  --accent:         #22c55e;
  --accent-dark:    #16a34a;
  --accent-focus:   rgba(34,197,94,.15);

  --danger:         #f87171;
  --danger-border:  #7f3130;

  --del-icon:       #52525b;
  --del-icon-hover: #f87171;

  --toast-bg:       #3f3f46;
  --toast-color:    #e4e4e7;

  --overlay:        rgba(0,0,0,.6);
  --shadow-modal:   0 8px 40px rgba(0,0,0,.5);
  --shadow-toast:   0 4px 16px rgba(0,0,0,.5);

  --toggle-icon: "☀️";
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  font-size: 14px;
  background: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.4;
  transition: background .2s, color .2s;
}

/* Prevent 300ms tap delay and blue flash on Android */
button, input, select, label, a {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* ── Layout ──────────────────────────────────────── */
.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 20px 24px;
}

/* ── Heading ─────────────────────────────────────── */
.app-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 0;
  padding: 14px 16px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
}

.app-header h1 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text-primary);
}

.app-header .subtitle {
  font-size: 12px;
  color: var(--text-faint);
}

/* Dark mode toggle button */
.btn-theme {
  margin-left: auto;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: transparent;
  font-size: 13px;
  font-family: inherit;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1.5;
  transition: border-color .15s, color .15s, background .15s;
  white-space: nowrap;
}
.btn-theme:hover {
  border-color: var(--text-dim);
  color: var(--text-primary);
  background: var(--bg-subtle);
}

/* ── Toolbar (material selector) ─────────────────── */
.toolbar {
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 12px;
}

.toolbar select,
.toolbar input[type="number"] {
  padding: 4px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  color: var(--text-primary);
  background: var(--bg-panel);
  transition: border-color .15s, box-shadow .15s;
}

.toolbar select:focus,
.toolbar input[type="number"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-focus);
}

.toolbar select { min-width: 160px; }
.toolbar input[type="number"] { width: 88px; text-align: right; }

.toolbar .sep {
  width: 1px;
  height: 20px;
  background: var(--border);
  margin: 0 4px;
}

.toolbar .unit {
  font-size: 12px;
  color: var(--text-dim);
  margin-left: -8px;
}

.toolbar .lbl {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Ghost button (toolbar) */
.btn-ghost {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: transparent;
  font-size: 12px;
  font-family: inherit;
  color: var(--text-muted);
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
.btn-ghost:hover {
  border-color: var(--text-dim);
  color: var(--text-primary);
}

/* ── Stat bar (summary) ──────────────────────────── */
.stat-bar {
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  padding: 0 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}

.stat-item {
  padding: 10px 20px 10px 0;
  margin-right: 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-right: 1px solid var(--border-light);
}

.stat-item:last-child {
  border-right: none;
  border-left: 3px solid var(--accent);
  padding-left: 12px;
  margin-left: 4px;
}

.stat-item .s-lbl {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-faint);
  font-weight: 600;
  white-space: nowrap;
}

.stat-item .s-val {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

/* ── Table wrapper ───────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
  background: var(--bg-panel);
  margin-top: 12px;
  border: 1px solid var(--border);
  border-radius: 3px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

/* ── Table header ────────────────────────────────── */
thead th {
  padding: 8px 10px;
  text-align: right;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-faint);
  font-weight: 600;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
  user-select: none;
  background: var(--bg-subtle);
}

thead th.col-del { width: 28px; padding: 0; }

/* ── Table body ──────────────────────────────────── */
tbody tr { border-bottom: 1px solid var(--border-light); }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--bg-hover); }

tbody td {
  padding: 0;
  vertical-align: middle;
}

tbody td input[type="number"],
tbody td input[type="text"] {
  width: 100%;
  min-width: 72px;
  padding: 6px 10px;
  border: none;
  outline: none;
  text-align: right;
  font-size: 13px;
  font-family: inherit;
  background: transparent;
  color: var(--text-primary);
}

tbody td input[type="number"]:focus,
tbody td input[type="text"]:focus {
  background: var(--bg-focus);
  box-shadow: inset 0 0 0 1px var(--accent);
}

/* Suppress number spinner arrows */
tbody td input[type="number"]::-webkit-inner-spin-button,
tbody td input[type="number"]::-webkit-outer-spin-button { opacity: 0; }
tbody td input[type="number"]:hover::-webkit-inner-spin-button,
tbody td input[type="number"]:hover::-webkit-outer-spin-button { opacity: .5; }

tbody td.calc {
  text-align: right;
  padding: 6px 10px;
  color: var(--text-secondary);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

/* Null/zero values dimmed */
tbody td.calc.zero { color: var(--text-zero); }

/* Delete cell */
tbody td.td-del {
  width: 28px;
  text-align: center;
  padding: 0 4px;
}

.btn-del {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--del-icon);
  font-size: 16px;
  line-height: 1;
  padding: 4px;
  display: block;
  transition: color .15s;
}
.btn-del:hover { color: var(--del-icon-hover); }

/* ── Action bar ──────────────────────────────────── */
.actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

/* Primary action button */
.btn-primary {
  padding: 6px 14px;
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
}
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }

/* Secondary action buttons (ghost) */
.btn-action {
  padding: 6px 12px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
.btn-action:hover { border-color: var(--text-dim); color: var(--text-primary); }

/* Danger ghost */
.btn-danger {
  padding: 6px 12px;
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger-border);
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.btn-danger:hover { border-color: var(--danger); background: var(--bg-danger-hover); }

/* Export option checkbox */
.export-opt {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--text-muted);
  cursor: pointer;
  margin-left: 8px;
  user-select: none;
}
.export-opt input[type="checkbox"] { cursor: pointer; accent-color: var(--accent); }

/* Notification toast */
.toast {
  display: none;
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--toast-bg);
  color: var(--toast-color);
  padding: 10px 20px;
  border-radius: 4px;
  font-size: 13px;
  z-index: 2000;
  box-shadow: var(--shadow-toast);
  max-width: 90vw;
  text-align: center;
}
.toast.show { display: block; }

/* ── Modal ───────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg-panel);
  border-radius: 4px;
  padding: 24px;
  width: 700px;
  max-width: 96vw;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-modal);
  border: 1px solid var(--border);
}

.modal h2 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.add-form {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  flex-wrap: wrap;
  padding: 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
  margin-bottom: 14px;
}

.add-form .field { display: flex; flex-direction: column; gap: 4px; }
.add-form .field label { font-size: 11px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }
/* Input widths (replaces inline styles for responsive override) */
.input-name       { width: 160px; }
.input-email-code { width: 110px; }
.input-price      { width: 110px; text-align: right; }
.input-density    { width: 90px;  text-align: right; }

.add-form .field input {
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  background: var(--bg-panel);
  color: var(--text-primary);
}
.add-form .field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-focus);
}

.mat-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.mat-table th {
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
  padding: 6px 8px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text-dim);
  font-weight: 600;
}
.mat-table tr { border-bottom: 1px solid var(--border-light); }
.mat-table tr:last-child { border-bottom: none; }
.mat-table td { padding: 3px 6px; }
.mat-table td input {
  width: 100%;
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  background: var(--bg-panel);
  color: var(--text-primary);
}
.mat-table td input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-focus);
}
.mat-table td input[type="number"] { text-align: right; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ── Email modal ─────────────────────────────────── */
.email-format-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.email-format-row label { font-size: 13px; font-weight: 600; }
.email-format-row select { font-size: 13px; padding: 4px 8px; }

.email-textarea {
  width: 100%;
  height: 200px;
  resize: vertical;
  font-family: monospace;
  font-size: 12px;
  line-height: 1.5;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--text);
  box-sizing: border-box;
}

.email-modal-footer {
  align-items: center;
  gap: 8px;
}

.copy-status {
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  flex: 1;
}

.btn-copied {
  background: var(--accent) !important;
  color: #fff !important;
}

/* ── Dostupnost rozměrů (avail-ok / avail-no) ───── */
tbody td input.avail-ok {
  background: rgba(29, 111, 66, .08) !important;
  box-shadow: inset 0 0 0 1px rgba(29, 111, 66, .40);
}
tbody td input.avail-no {
  background: rgba(192, 57, 43, .08) !important;
  box-shadow: inset 0 0 0 1px rgba(192, 57, 43, .40);
}
[data-theme="dark"] tbody td input.avail-ok {
  background: rgba(34, 197, 94, .10) !important;
  box-shadow: inset 0 0 0 1px rgba(34, 197, 94, .45);
}
[data-theme="dark"] tbody td input.avail-no {
  background: rgba(248, 113, 113, .10) !important;
  box-shadow: inset 0 0 0 1px rgba(248, 113, 113, .45);
}

/* ── Sloupec vlastní ceny Kč/m³ (podrobné ceny) ──── */
.col-price { display: none; }
.detailed-prices .col-price { display: table-cell; }

.input-price-override {
  width: 72px !important;
  min-width: unset !important;
  text-align: right;
}

/* Zvýraznění inputu s nastavenou vlastní cenou */
.input-price-override:not(:placeholder-shown) {
  color: var(--accent);
  font-weight: 600;
}

/* Řádek s vlastní cenou – jemný levý akcent */
tbody tr.has-price-override {
  border-left: 3px solid var(--accent);
}

/* ── Hint buňka (nejbližší dostupné rozměry) ─────── */
.col-hint { width: 0; padding: 0; }

.td-hint {
  padding: 2px 10px 2px 6px;
  font-size: 11px;
  color: var(--danger);
  white-space: nowrap;
  opacity: .85;
  font-style: italic;
}
[data-theme="dark"] .td-hint { color: var(--danger); }

/* ── Sizes section (modal) ───────────────────────── */
.sizes-section {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.sizes-heading {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sizes-heading select {
  font-size: 13px;
  font-family: inherit;
  padding: 3px 6px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--bg-panel);
  color: var(--text-primary);
  cursor: pointer;
}

.sizes-table { width: 100%; border-collapse: collapse; font-size: 13px; margin-bottom: 10px; }
.sizes-table th {
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
  padding: 5px 8px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text-dim);
  font-weight: 600;
}
.sizes-table tr { border-bottom: 1px solid var(--border-light); }
.sizes-table tr:last-child { border-bottom: none; }
.sizes-table td { padding: 3px 8px; }
.sizes-table td input {
  padding: 3px 6px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  background: var(--bg-panel);
  color: var(--text-primary);
}
.sizes-table td input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-focus);
}

.add-size-form {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  padding: 8px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
  font-size: 13px;
  color: var(--text-muted);
}
.add-size-form input {
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  background: var(--bg-panel);
  color: var(--text-primary);
}
.add-size-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-focus);
}

/* ── Zakázka / poznámka ──────────────────────────── */
.zakaz-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  margin-top: 4px;
}

.zakaz-label {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.zakaz-input {
  flex: 1;
  max-width: 480px;
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  background: var(--bg-panel);
  color: var(--text-primary);
  transition: border-color .15s, box-shadow .15s;
}

.zakaz-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-focus);
}

/* ── Historie výpočtů ────────────────────────────── */
.modal-history { width: 600px; }

.history-list {
  list-style: none;
  margin: 0 0 4px;
  padding: 0;
  max-height: 52vh;
  overflow-y: auto;
}

.history-empty {
  padding: 20px;
  text-align: center;
  color: var(--text-faint);
  font-size: 13px;
}

.history-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 4px;
  border-bottom: 1px solid var(--border-light);
}

.history-item:last-child { border-bottom: none; }

.history-item-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 130px;
  flex-shrink: 0;
}

.history-date {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
}

.history-note {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 150px;
}

.history-item-detail {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.history-material {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.history-totals {
  font-size: 12px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.history-item-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.history-btn-restore { font-size: 12px; padding: 4px 10px; }
.history-btn-del     { font-size: 15px; padding: 2px 6px; }

.history-modal-footer { justify-content: space-between; }

/* ── Order sections ─────────────────────────────── */
.order-section {
  margin-bottom: 20px;
}

.order-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 0 6px;
}

.order-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--accent);
  padding: 2px 6px;
  font-family: inherit;
  outline: none;
  min-width: 120px;
  max-width: 420px;
}
.order-name:focus {
  background: var(--bg-focus);
  border-radius: 2px 2px 0 0;
}

.btn-del-order {
  flex-shrink: 0;
  padding: 4px 10px;
  font-size: 12px;
}

.order-name-print {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  padding: 4px 0 2px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}

.order-subtotal td {
  font-weight: 600;
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--bg-subtle);
  border-top: 1px solid var(--accent);
  padding: 4px 10px;
}
.order-subtotal td:first-child {
  text-align: left;
  color: var(--text-muted);
  font-weight: 500;
  font-style: italic;
}

/* + Přidat řádek inside tfoot */
.add-row-tr td {
  padding: 0;
  border-top: none;
  background: transparent;
}
.btn-add-row {
  width: 100%;
  padding: 5px 14px;
  border-radius: 0 0 3px 3px;
  font-size: 12px;
  font-weight: 500;
  opacity: .65;
  transition: opacity .15s;
}
.btn-add-row:hover { opacity: 1; }

/* ── Print ───────────────────────────────────────── */
.print-only { display: none; }

@media print {
  body { background: #fff; color: #111; font-size: 12px; }
  .no-print { display: none !important; }
  .print-only { display: block !important; }
  .container { max-width: 100%; padding: 4px 8px; }

  .app-header { border-bottom: 1px solid #ccc; padding: 6px 0; background: #fff; }
  .app-header h1 { font-size: 14px; color: #111; }

  .stat-bar {
    border-bottom: 1px solid #ccc;
    padding: 6px 0;
    gap: 0 16px;
    background: #fff;
  }
  .stat-item { padding: 4px 12px 4px 0; margin-right: 12px; border-right-color: #ddd; }
  .stat-item .s-val { font-size: 13px; color: #111; }
  .stat-item:last-child { border-left: 2px solid #1d6f42; padding-left: 8px; }

  .table-wrapper { border: none; margin-top: 8px; overflow: visible; background: #fff; }
  table { font-size: 11px; }
  thead th { background: #f0f0f0 !important; color: #666 !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; font-size: 9px; }
  tbody td.calc { color: #333; }
  tbody tr { border-bottom: 1px solid #e8e8e8; }
  tbody tr:hover { background: transparent; }
  tbody td input[type="number"] { color: #111; }

  .print-meta { margin: 6px 0; font-size: 11px; color: #444; }

  /* Optional: hide weight column when .hide-weight is set */
  .hide-weight .col-weight { display: none !important; }
  .hide-weight .sum-weight { display: none !important; }

  /* Order sections in print */
  .order-section { margin-bottom: 14px; }
  .order-header { display: none; }
  .order-name-print { display: block !important; font-size: 12px; color: #333; border-bottom: 1px solid #ccc; }
  .order-subtotal td { background: #f5f5f5 !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .add-row-tr { display: none; }

  /* Reset availability colors for print */
  tbody td input.avail-ok,
  tbody td input.avail-no {
    background: transparent !important;
    box-shadow: none !important;
  }
}

/* ── Responsive: tablet (≤ 900px) ───────────────── */
@media (max-width: 900px) {
  .container { padding: 16px; }

  .stat-item .s-val { font-size: 15px; }
}

/* ── Responsive: mobile (≤ 640px) ───────────────── */
@media (max-width: 640px) {
  /* Container */
  .container { padding: 10px 12px; }

  /* App header */
  .app-header { padding: 10px 12px; gap: 6px; }
  .app-header h1 { font-size: 15px; }

  /* Toolbar – hide decorative separators, let groups wrap */
  .toolbar { padding: 8px 12px; gap: 8px 10px; }
  .toolbar .sep { display: none; }

  /* Stat bar – 2-column grid */
  .stat-bar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 0 12px;
    gap: 0;
  }
  .stat-item {
    padding: 8px 8px 8px 0;
    margin-right: 0;
    border-right: none;
    border-bottom: 1px solid var(--border-light);
  }
  .stat-item:last-child {
    grid-column: span 2;
    border-bottom: none;
    border-left: 3px solid var(--accent);
    padding-left: 10px;
    margin-left: 0;
  }
  .stat-item .s-val { font-size: 14px; }
  .stat-item .s-lbl { font-size: 9px; }

  /* Table – bigger touch targets, font ≥ 16px prevents iOS auto-zoom */
  thead th { font-size: 9px; padding: 6px 6px; }
  tbody td input[type="number"],
  tbody td input[type="text"] {
    padding: 10px 8px;
    min-width: 58px;
    font-size: 16px;
  }
  tbody td.calc { padding: 10px 8px; font-size: 12px; }

  /* Prevent iOS/Android zoom on all inputs and selects (font must be ≥ 16px) */
  input[type="number"],
  input[type="text"],
  select { font-size: 16px !important; }

  /* Action bar – bigger buttons */
  .actions { gap: 8px; }
  .btn-primary, .btn-action, .btn-danger {
    padding: 10px 14px;
    font-size: 14px;
    min-height: 42px;
  }
  .btn-ghost { padding: 8px 10px; font-size: 13px; min-height: 36px; }
  .export-opt { font-size: 13px; margin-left: 2px; }

  /* Modal */
  .modal { padding: 16px; width: 100%; max-width: 100%; border-radius: 0; }
  .modal-overlay.open { align-items: flex-end; }
  .add-form { flex-direction: column; gap: 10px; }
  .add-form .field input,
  .input-name, .input-email-code, .input-price, .input-density { width: 100% !important; }

  /* Sizes add-form in modal */
  .add-size-form { flex-wrap: wrap; }
  .add-size-form input { flex: 1 1 80px; width: auto !important; }

  /* Zakázka */
  .zakaz-row { flex-direction: column; align-items: flex-start; gap: 4px; }
  .zakaz-input { max-width: 100%; width: 100%; }

  /* Historie */
  .modal-history { width: 100%; }
  .history-item { flex-wrap: wrap; gap: 6px; }
  .history-item-meta { min-width: 0; flex: 1 1 100%; }
  .history-note { max-width: 100%; }
}

/* ── Responsive: small phone (≤ 420px) ──────────── */
@media (max-width: 420px) {
  .toolbar select { min-width: 120px; max-width: 100%; }
  .toolbar input[type="number"] { width: 72px; }

  /* Single-column stat bar */
  .stat-bar { grid-template-columns: 1fr; }
  .stat-item:last-child { grid-column: span 1; }

  .app-header .subtitle { display: none; }
}