:root {
  --bg: #F5F6F8;
  --card: #ffffff;
  --primary: #0a7ea4;
  --primary-dark: #086986;
  --text: #1c2733;
  --muted: #6b7785;
  --border: #e1e5ea;
  --danger: #c0392b;
  --done: #9aa5b1;
  --font-scale: 1;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  min-height: 100vh;
}

body {
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.hidden {
  display: none !important;
}

/* מסך כניסת PIN */
#pin-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.pin-card {
  background: var(--card);
  border-radius: 16px;
  padding: 32px 24px;
  width: 100%;
  max-width: 360px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  text-align: center;
}

.pin-card h1 {
  font-size: 22px;
  margin: 0 0 20px;
}

.pin-card input {
  width: 100%;
  padding: 14px;
  font-size: 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 12px;
  text-align: center;
}

.pin-card button, .primary-btn {
  width: 100%;
  padding: 14px;
  font-size: 16px;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
}

.pin-card button:active, .primary-btn:active {
  background: var(--primary-dark);
}

.pin-error {
  color: var(--danger);
  font-size: 14px;
  margin-top: 10px;
  min-height: 18px;
}

/* אפליקציה */
#app-screen {
  max-width: 560px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

.sticky-top {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--bg);
  padding-top: 16px;
  padding-bottom: 4px;
}

header.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

header.app-header h1 {
  font-size: calc(20px * var(--font-scale));
  margin: 0;
}

.header-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.icon-btn {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 14px;
  cursor: pointer;
  color: var(--text);
  white-space: nowrap;
}

.icon-btn:active {
  background: var(--bg);
}

.add-item-box {
  position: relative;
  background: var(--card);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  margin-bottom: 20px;
}

.add-row {
  display: flex;
  gap: 8px;
}

#product-input {
  flex: 1;
  min-width: 0;
  font-size: 16px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.qty-stepper {
  display: flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
}

.qty-stepper button {
  width: 40px;
  height: 44px;
  border: none;
  background: var(--bg);
  font-size: 18px;
  cursor: pointer;
}

.qty-stepper span {
  width: 32px;
  text-align: center;
  font-size: calc(16px * var(--font-scale));
}

.qty-stepper.small button {
  width: 30px;
  height: 30px;
  font-size: 15px;
}

.qty-stepper.small span {
  width: 24px;
  font-size: calc(14px * var(--font-scale));
}

.add-btn {
  padding: 0 18px;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  flex-shrink: 0;
}

.autocomplete-list {
  position: absolute;
  top: 100%;
  right: 14px;
  left: 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-top: 4px;
  max-height: 240px;
  overflow-y: auto;
  z-index: 10;
  box-shadow: 0 6px 16px rgba(0,0,0,0.1);
}

.autocomplete-item {
  padding: 12px 14px;
  cursor: pointer;
  font-size: 15px;
  display: flex;
  justify-content: space-between;
  color: var(--text);
}

.autocomplete-item .cat-hint {
  color: var(--muted);
  font-size: 13px;
}

.autocomplete-item:hover,
.autocomplete-item.active {
  background: var(--bg);
}

.guess-hint {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
}

.guess-hint button {
  border: none;
  background: none;
  color: var(--primary);
  cursor: pointer;
  font-size: 13px;
  padding: 0;
  text-decoration: underline;
}

.category-group {
  margin-bottom: 18px;
}

.category-group summary,
.bought-section summary {
  cursor: pointer;
  font-size: calc(15px * var(--font-scale));
  padding: 6px 4px;
  list-style: none;
}

.category-group summary::-webkit-details-marker,
.bought-section summary::-webkit-details-marker {
  display: none;
}

.category-group summary {
  color: var(--muted);
  font-weight: 600;
}

.category-group summary::before {
  content: '▸';
  display: inline-block;
  margin-inline-end: 6px;
  transition: transform 0.15s;
}

.category-group[open] summary::before {
  transform: rotate(90deg);
}

.bought-section summary {
  color: var(--muted);
}

.bought-section summary::before {
  content: '▸';
  display: inline-block;
  margin-inline-end: 6px;
  transition: transform 0.15s;
}

.bought-section[open] summary::before {
  transform: rotate(90deg);
}

.item-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--card);
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 8px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.item-main {
  display: flex;
  align-items: center;
  gap: 10px;
}

.item-row .checkbox {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  flex-shrink: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 15px;
}

.item-row.bought .checkbox {
  background: var(--primary);
  color: #fff;
}

.item-row .name {
  flex: 1;
  font-size: calc(16px * var(--font-scale));
  min-width: 0;
  overflow-wrap: break-word;
}

.item-row.bought .name {
  color: var(--done);
  text-decoration: line-through;
}

.item-sub {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-inline-start: 36px;
  flex-wrap: wrap;
}

.reorder-buttons {
  display: flex;
  gap: 2px;
}

.reorder-buttons button {
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 6px;
  width: 28px;
  height: 28px;
  font-size: 12px;
  cursor: pointer;
  color: var(--muted);
}

.item-row .edit-cat {
  border: none;
  background: none;
  color: var(--muted);
  font-size: calc(13px * var(--font-scale));
  cursor: pointer;
  text-decoration: underline;
  padding: 4px;
  white-space: nowrap;
}

.item-row .delete-btn {
  border: none;
  background: none;
  color: var(--danger);
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
  flex-shrink: 0;
}

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 40px 16px;
  font-size: 15px;
}

.category-picker,
.catalog-admin-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: flex-end;
  z-index: 50;
}

.category-picker .sheet,
.catalog-admin-overlay .sheet {
  background: var(--card);
  width: 100%;
  border-radius: 16px 16px 0 0;
  padding: 16px;
  max-height: 85vh;
  overflow-y: auto;
}

.category-picker h3,
.catalog-admin-overlay h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.category-picker .cat-option {
  padding: 14px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 16px;
}

.category-picker .cat-option:hover,
.category-picker .cat-option.current {
  background: var(--bg);
}

.category-picker .close-btn,
.catalog-admin-overlay .close-btn {
  width: 100%;
  margin-top: 8px;
  padding: 12px;
  border: none;
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  cursor: pointer;
}

.catalog-group h4 {
  font-size: 14px;
  color: var(--muted);
  margin: 16px 0 6px;
}

.catalog-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.catalog-row .cname {
  flex: 1;
  font-size: 15px;
  min-width: 0;
  overflow-wrap: break-word;
}

.catalog-row button {
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
  white-space: nowrap;
}

.catalog-row .cat-delete {
  color: var(--danger);
  border-color: var(--danger);
}