:root {
  --color-primary: #D97B3F;
  --color-primary-dark: #B85C28;
  --color-bg: #FAF6F0;
  --color-card: #FFFFFF;
  --color-text: #2E2621;
  --color-text-muted: #8A7B6C;
  --color-border: #EDE3D6;
  --color-success: #4C8C5C;
  --color-success-bg: #E7F3E9;
  --color-warning: #C9821F;
  --color-warning-bg: #FBF0DD;
  --color-danger: #C0503E;
  --color-danger-bg: #FBEAE6;
  --color-info-bg: #F1E9DD;
  --radius: 14px;
  --radius-sm: 10px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-top: env(safe-area-inset-top, 0px);
  --app-max-width: 480px;
  color-scheme: light;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: none;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-size: 16px;
  line-height: 1.5;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: 16px;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

a { color: inherit; text-decoration: none; }

#app {
  max-width: var(--app-max-width);
  margin: 0 auto;
  min-height: 100vh;
  padding-bottom: calc(64px + var(--safe-bottom));
}

/* ---------- Top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--color-bg);
  padding: calc(12px + var(--safe-top)) 16px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 56px;
}

.topbar.with-border {
  border-bottom: 1px solid var(--color-border);
}

.topbar-back {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 20px;
  flex-shrink: 0;
}
.topbar-back:active { background: var(--color-info-bg); }

.topbar-title {
  font-size: 18px;
  font-weight: 700;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.topbar-action {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  padding: 6px 4px;
  flex-shrink: 0;
}

/* ---------- Page content ---------- */
.page {
  padding: 4px 16px 24px;
  min-height: calc(100vh - 60px);
  animation: fadein 0.18s ease-out;
}
@keyframes fadein {
  from { opacity: 0.01; }
  to { opacity: 1; }
}

.section {
  margin-bottom: 20px;
}

.section-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-muted);
  margin: 0 0 10px 2px;
}

/* ---------- Header brand ---------- */
.brand-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}
.brand-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.brand-name {
  font-size: 17px;
  font-weight: 800;
}
.brand-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 2px;
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  flex-shrink: 0;
}
.status-dot.paused { background: var(--color-danger); }

/* ---------- Cards ---------- */
.card {
  background: var(--color-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  padding: 16px;
}

.card + .card { margin-top: 12px; }

.card-tap {
  display: block;
  width: 100%;
  text-align: left;
}
.card-tap:active { background: #FBF8F3; }

/* ---------- Summary cards (dashboard) ---------- */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.summary-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 10px;
  text-align: center;
}
.summary-card .num {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-primary-dark);
}
.summary-card .label {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* progress bar */
.progress-bar {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--color-info-bg);
  overflow: hidden;
  margin-top: 8px;
}
.progress-bar-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 4px;
  transition: width 0.3s ease;
}

/* ---------- Todo list ---------- */
.todo-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}
.todo-item:last-child { border-bottom: none; }
.todo-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-warning-bg);
  color: var(--color-warning);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}
.todo-main { flex: 1; min-width: 0; }
.todo-title { font-size: 15px; font-weight: 600; }
.todo-sub { font-size: 13px; color: var(--color-text-muted); margin-top: 1px; }
.todo-chevron { color: var(--color-text-muted); font-size: 14px; }

/* ---------- Prep overview (dashboard) ---------- */
.prep-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}
.prep-row:last-child { border-bottom: none; }
.prep-name {
  font-size: 14px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
}
.prep-count {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-primary-dark);
  flex-shrink: 0;
}

/* ---------- Quick actions ---------- */
.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.quick-btn {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  text-align: left;
}
.quick-btn:active { background: #FBF8F3; }
.quick-btn .icon { font-size: 20px; }

/* ---------- Bottom Tab Bar ---------- */
.tabbar {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: var(--app-max-width);
  z-index: 30;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--color-border);
  display: flex;
  padding-bottom: var(--safe-bottom);
}
.tab-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 8px 0 6px;
  color: var(--color-text-muted);
  font-size: 11px;
  font-weight: 600;
}
.tab-item .tab-icon { font-size: 21px; line-height: 1; }
.tab-item.active { color: var(--color-primary-dark); }

/* ---------- Chips ---------- */
.chip-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 0 12px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.chip-row::-webkit-scrollbar { display: none; }
.chip {
  flex-shrink: 0;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  white-space: nowrap;
}
.chip.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ---------- Product card ---------- */
.product-card {
  display: flex;
  gap: 12px;
  align-items: center;
}
.product-thumb {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: var(--color-info-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  flex-shrink: 0;
}
.product-main { flex: 1; min-width: 0; }
.product-name {
  font-size: 15px;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.product-meta {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 3px;
}
.product-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  flex-shrink: 0;
}
.product-ordered {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* ---------- Toggle switch ---------- */
.switch {
  position: relative;
  width: 46px;
  height: 26px;
  border-radius: 999px;
  background: var(--color-border);
  flex-shrink: 0;
  transition: background 0.15s ease;
}
.switch.on { background: var(--color-success); }
.switch::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.25);
  transition: transform 0.15s ease;
}
.switch.on::after { transform: translateX(20px); }

.switch.big {
  width: 64px;
  height: 36px;
}
.switch.big::after {
  width: 30px;
  height: 30px;
}
.switch.big.on::after { transform: translateX(28px); }

/* ---------- Badges / status tags ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.badge-pending { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-confirmed { background: var(--color-success-bg); color: var(--color-success); }
.badge-done { background: var(--color-info-bg); color: var(--color-text-muted); }
.badge-cancelled { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-active { background: var(--color-success-bg); color: var(--color-success); }
.badge-upcoming { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-ended { background: var(--color-info-bg); color: var(--color-text-muted); }

/* ---------- Order card ---------- */
.order-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}
.order-id { font-size: 13px; color: var(--color-text-muted); font-weight: 600; }
.order-customer { font-size: 15px; font-weight: 700; margin-top: 2px; }
.order-line {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 4px;
}
.order-amount {
  font-size: 16px;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-top: 8px;
  text-align: right;
}

/* ---------- Forms ---------- */
.field {
  margin-bottom: 16px;
}
.field-label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}
.field-input, .field-textarea, .field-select {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-card);
  font-size: 16px;
  color: var(--color-text);
}
.field-textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.6;
}
.field-hint {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 6px;
  text-align: right;
}
.field-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 0;
}

.photo-upload {
  width: 100%;
  height: 140px;
  border-radius: var(--radius);
  border: 2px dashed var(--color-border);
  background: var(--color-info-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--color-text-muted);
  font-size: 13px;
}
.photo-upload .icon { font-size: 30px; }

/* ---------- Buttons ---------- */
.btn {
  width: 100%;
  padding: 15px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 700;
  text-align: center;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:active { background: var(--color-primary-dark); }
.btn:disabled { opacity: 0.55; pointer-events: none; }
.btn-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.btn-outline { background: var(--color-card); border: 1px solid var(--color-border); color: var(--color-text); }
.btn-sm {
  width: auto;
  padding: 9px 16px;
  font-size: 13px;
  border-radius: 999px;
}
.btn-row {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}
.sticky-footer {
  position: sticky;
  bottom: calc(64px + var(--safe-bottom));
  background: linear-gradient(to top, var(--color-bg) 70%, transparent);
  padding: 14px 0 4px;
  margin-top: 12px;
}

/* ---------- Announcement preview ---------- */
.preview-box {
  background: var(--color-info-bg);
  border-radius: var(--radius);
  padding: 14px;
  font-size: 14px;
  line-height: 1.7;
  white-space: pre-wrap;
  min-height: 60px;
}
.preview-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

/* ---------- Toggle page (big) ---------- */
.toggle-hero {
  text-align: center;
  padding: 32px 16px;
}
.toggle-hero .state-icon {
  font-size: 48px;
  margin-bottom: 12px;
}
.toggle-hero .state-title {
  font-size: 20px;
  font-weight: 800;
}
.toggle-hero .state-sub {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 4px;
}
.toggle-hero .switch-wrap {
  margin: 24px 0 4px;
  display: flex;
  justify-content: center;
}

/* ---------- More menu list ---------- */
.menu-list { display: flex; flex-direction: column; }
.menu-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 4px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  width: 100%;
}
.menu-item:last-child { border-bottom: none; }
.menu-item .icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-info-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.menu-item .title { flex: 1; font-size: 15px; font-weight: 600; }
.menu-item .chevron { color: var(--color-text-muted); }

/* ---------- Slot list (pickup dates) ---------- */
.slot-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}
.slot-row:last-child { border-bottom: none; }
.slot-row input { flex: 1; }
.slot-remove {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-danger-bg);
  color: var(--color-danger);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}
.add-slot-btn {
  margin-top: 10px;
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--color-border);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 14px;
  text-align: center;
  width: 100%;
}

/* ---------- Search ---------- */
.search-input {
  width: 100%;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-card);
  font-size: 14px;
  margin-bottom: 10px;
}

.empty-state {
  text-align: center;
  padding: 48px 16px;
  color: var(--color-text-muted);
}
.empty-state .icon { font-size: 40px; margin-bottom: 8px; }

/* ---------- Dialog / Modal ---------- */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 15, 10, 0.45);
  z-index: 100;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  animation: fadein 0.15s ease-out;
}
.overlay.centered { align-items: center; padding: 20px; }
.dialog {
  background: var(--color-card);
  width: 100%;
  max-width: 420px;
  border-radius: 20px 20px 0 0;
  padding: 22px 20px calc(20px + var(--safe-bottom));
}
.overlay.centered .dialog {
  border-radius: 20px;
  padding: 22px 20px;
}
.dialog-title {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 8px;
}
.dialog-body {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.process-dialog {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 20px;
  text-align: center;
}
.process-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 14px;
}
.process-text { font-size: 14px; font-weight: 600; color: var(--color-text); }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(84px + var(--safe-bottom));
  transform: translateX(-50%);
  background: #2E2621;
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  z-index: 200;
  opacity: 0.01;
  animation: toast-in 0.2s ease-out forwards, toast-out 0.2s ease-in 1.8s forwards;
  white-space: nowrap;
}
@keyframes toast-in { from { opacity: 0.01; transform: translate(-50%, 8px); } to { opacity: 1; transform: translate(-50%, 0); } }
@keyframes toast-out { from { opacity: 1; } to { opacity: 0; } }

/* ---------- PIN screen ---------- */
.pin-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  padding-bottom: calc(40px + var(--safe-bottom));
}
.pin-logo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  overflow: hidden;
  margin-bottom: 14px;
}
.pin-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.pin-shop-name {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 4px;
}
.pin-sub {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}
.pin-dots {
  display: flex;
  gap: 18px;
  margin-bottom: 36px;
  height: 18px;
}
.pin-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background: transparent;
  transition: background 0.1s ease, border-color 0.1s ease;
}
.pin-dot.filled { background: var(--color-primary); border-color: var(--color-primary); }
.pin-dot.error { background: var(--color-danger); border-color: var(--color-danger); }

.pin-dots.shake { animation: shake 0.35s ease; }
@keyframes shake {
  10%, 90% { transform: translateX(-6px); }
  20%, 80% { transform: translateX(5px); }
  30%, 50%, 70% { transform: translateX(-8px); }
  40%, 60% { transform: translateX(8px); }
}

.pin-keypad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  width: 100%;
  max-width: 280px;
}
.pin-key {
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  font-size: 22px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pin-key:active { background: var(--color-info-bg); }
.pin-key.empty { background: transparent; border: none; }
.pin-key.func { font-size: 16px; color: var(--color-text-muted); }

.pin-lock-msg {
  margin-top: 20px;
  font-size: 13px;
  color: var(--color-danger);
  font-weight: 600;
  text-align: center;
  min-height: 18px;
}

.pin-version {
  position: fixed;
  bottom: calc(12px + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: var(--app-max-width);
  text-align: center;
  font-size: 11px;
  color: var(--color-text-muted);
}

/* update banner */
.update-banner {
  position: fixed;
  top: calc(8px + var(--safe-top));
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 24px);
  max-width: calc(var(--app-max-width) - 24px);
  z-index: 150;
  background: var(--color-primary);
  color: #fff;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.update-banner button {
  background: rgba(255,255,255,0.2);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .page, .toast, .overlay, .update-banner { opacity: 1 !important; transform: none !important; }
}