/**
 * ShopFlow POS — design system & app styles.
 * White + blue, soft rounded corners, mobile-first, fully responsive.
 */

/* ===================================================================
 *  Design tokens
 * ================================================================ */
:root {
  --sf-blue-50: #eff6ff;
  --sf-blue-100: #dbeafe;
  --sf-blue-200: #bfdbfe;
  --sf-blue-300: #93c5fd;
  --sf-blue-400: #60a5fa;
  --sf-blue-500: #3b82f6;
  --sf-blue-600: #2563eb;
  --sf-blue-700: #1d4ed8;

  --sf-bg: #f1f5f9;
  --sf-surface: #ffffff;
  --sf-surface-2: #f8fafc;
  --sf-border: #e2e8f0;
  --sf-border-2: #cbd5e1;

  --sf-text: #0f172a;
  --sf-text-2: #475569;
  --sf-text-3: #94a3b8;

  --sf-green: #10b981;
  --sf-green-bg: #ecfdf5;
  --sf-amber: #f59e0b;
  --sf-amber-bg: #fffbeb;
  --sf-red: #ef4444;
  --sf-red-bg: #fef2f2;

  --sf-primary: var(--sf-blue-600);
  --sf-primary-h: var(--sf-blue-700);

  --sf-radius-sm: 8px;
  --sf-radius: 14px;
  --sf-radius-lg: 20px;
  --sf-radius-xl: 28px;

  --sf-shadow-sm:
    0 1px 2px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.08);
  --sf-shadow:
    0 4px 12px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.04);
  --sf-shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.16);

  --sf-font:
    "Inter", "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --sf-num: "Inter", ui-monospace, "SF Mono", "Segoe UI", system-ui, sans-serif;

  --sf-header-h: 60px;
  --sf-bottomnav-h: 64px;
  --sf-transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  --sf-bg: #0b1220;
  --sf-surface: #111a2e;
  --sf-surface-2: #0f1830;
  --sf-border: #24304a;
  --sf-border-2: #334155;
  --sf-text: #e2e8f0;
  --sf-text-2: #94a3b8;
  --sf-text-3: #7c8aa3;
  /* Dark-friendly blue tints so badges/borders/active states stay subtle. */
  --sf-blue-50: #16233f;
  --sf-blue-100: #1c2c4d;
  --sf-blue-200: #27406b;
  --sf-blue-300: #3b5894;
  --sf-green-bg: #06281f;
  --sf-amber-bg: #2a2206;
  --sf-red-bg: #2a0f0f;
  --sf-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --sf-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  --sf-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.6);
}
@media (prefers-color-scheme: dark) {
  [data-theme="auto"] {
    --sf-bg: #0b1220;
    --sf-surface: #111a2e;
    --sf-surface-2: #0f1830;
    --sf-border: #24304a;
    --sf-border-2: #334155;
    --sf-text: #e2e8f0;
    --sf-text-2: #94a3b8;
    --sf-text-3: #7c8aa3;
    --sf-blue-50: #16233f;
    --sf-blue-100: #1c2c4d;
    --sf-blue-200: #27406b;
    --sf-blue-300: #3b5894;
    --sf-green-bg: #06281f;
    --sf-amber-bg: #2a2206;
    --sf-red-bg: #2a0f0f;
  }
}

/* ===================================================================
 *  Reset / base
 * ================================================================ */
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
}
body.sfpos-app-body,
body.sfpos-login-body {
  font-family: var(--sf-font);
  background: var(--sf-bg);
  color: var(--sf-text);
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
  line-height: 1.5;
  overscroll-behavior: none;
}
img {
  max-width: 100%;
  display: block;
}
button {
  font-family: inherit;
  cursor: pointer;
}
a {
  color: var(--sf-primary);
  text-decoration: none;
}
:focus-visible {
  outline: 3px solid var(--sf-blue-300);
  outline-offset: 2px;
  border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
}

/* ===================================================================
 *  Buttons
 * ================================================================ */
.sfpos-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--sf-border-2);
  background: var(--sf-surface);
  color: var(--sf-text);
  border-radius: var(--sf-radius);
  font-size: 15px;
  font-weight: 600;
  transition:
    background var(--sf-transition),
    transform var(--sf-transition),
    box-shadow var(--sf-transition);
  white-space: nowrap;
}
.sfpos-btn:hover {
  background: var(--sf-surface-2);
}
.sfpos-btn:active {
  transform: translateY(1px);
}
.sfpos-btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}
.sfpos-btn svg {
  width: 20px;
  height: 20px;
}
.sfpos-btn-primary {
  background: var(--sf-primary);
  border-color: var(--sf-primary);
  color: #fff;
  box-shadow: var(--sf-shadow-sm);
}
.sfpos-btn-primary:hover {
  background: var(--sf-primary-h);
}
.sfpos-btn-success {
  background: var(--sf-green);
  border-color: var(--sf-green);
  color: #fff;
}
.sfpos-btn-danger {
  background: var(--sf-red);
  border-color: var(--sf-red);
  color: #fff;
}
.sfpos-btn-ghost {
  background: transparent;
  border-color: transparent;
}
.sfpos-btn-outline {
  background: transparent;
  border-color: var(--sf-border-2);
  color: var(--sf-primary);
}
.sfpos-btn-block {
  width: 100%;
}
.sfpos-btn-lg {
  min-height: 54px;
  font-size: 17px;
  border-radius: var(--sf-radius-lg);
}
.sfpos-btn-sm {
  min-height: 36px;
  padding: 0 12px;
  font-size: 13px;
  border-radius: var(--sf-radius-sm);
}
.sfpos-btn-icon {
  padding: 0;
  width: 44px;
}

/* ===================================================================
 *  Inputs
 * ================================================================ */
.sfpos-input,
.sfpos-select,
.sfpos-textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--sf-border-2);
  border-radius: var(--sf-radius);
  background: var(--sf-surface);
  color: var(--sf-text);
  font-size: 16px;
  transition:
    border-color var(--sf-transition),
    box-shadow var(--sf-transition);
}
.sfpos-input:focus,
.sfpos-select:focus,
.sfpos-textarea:focus {
  border-color: var(--sf-primary);
  box-shadow: 0 0 0 4px var(--sf-blue-100);
  outline: none;
}
.sfpos-textarea {
  min-height: 90px;
  resize: vertical;
}
.sfpos-field {
  display: block;
  margin-bottom: 14px;
}
.sfpos-field-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--sf-text-2);
  margin-bottom: 6px;
}
.sfpos-help {
  font-size: 12px;
  color: var(--sf-text-3);
  margin-top: 4px;
}
.sfpos-error-text {
  font-size: 12px;
  color: var(--sf-red);
  margin-top: 4px;
}

/* ===================================================================
 *  Login
 * ================================================================ */
.sfpos-login-body {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
  align-items: center;
  justify-content: center;
  background: radial-gradient(
    1200px 600px at 50% -10%,
    var(--sf-blue-100),
    var(--sf-bg)
  );
  padding: 20px;
}
.sfpos-login-wrap {
  width: 100%;
  max-width: 400px;
}
.sfpos-login-card {
  background: var(--sf-surface);
  border-radius: var(--sf-radius-xl);
  padding: 32px 26px;
  box-shadow: var(--sf-shadow-lg);
  border: 1px solid var(--sf-border);
}
.sfpos-login-brand {
  text-align: center;
  margin-bottom: 22px;
}
.sfpos-login-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  margin: 0 auto 12px;
  border-radius: var(--sf-radius);
}
.sfpos-login-logo-mark {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: var(--sf-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  box-shadow: var(--sf-shadow);
}
.sfpos-login-title {
  font-size: 22px;
  margin: 0 0 4px;
  font-weight: 800;
}
.sfpos-login-sub {
  margin: 0;
  color: var(--sf-text-2);
  font-size: 14px;
}
.sfpos-login-error {
  background: var(--sf-red-bg);
  color: var(--sf-red);
  border: 1px solid #fecaca;
  padding: 10px 14px;
  border-radius: var(--sf-radius);
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 600;
}
.sfpos-login-notice {
  background: var(--sf-green-bg);
  color: var(--sf-green);
  border: 1px solid #bbf7d0;
  padding: 10px 14px;
  border-radius: var(--sf-radius);
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 600;
}
.sfpos-pass-wrap {
  position: relative;
  display: block;
}
.sfpos-pass-toggle {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  border: none;
  background: transparent;
  color: var(--sf-text-3);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sfpos-pass-toggle.is-on {
  color: var(--sf-primary);
}
.sfpos-remember {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--sf-text-2);
  margin: 4px 0 18px;
}
.sfpos-remember input {
  width: 18px;
  height: 18px;
  accent-color: var(--sf-primary);
}
.sfpos-login-foot {
  text-align: center;
  margin: 16px 0 0;
  font-size: 14px;
}
.sfpos-login-credit {
  text-align: center;
  color: var(--sf-text-3);
  font-size: 12px;
  margin-top: 18px;
}

/* ===================================================================
 *  App shell layout
 * ================================================================ */
.sfpos-app {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
.sfpos-boot {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--sf-text-2);
}
.sfpos-spinner {
  width: 42px;
  height: 42px;
  border: 4px solid var(--sf-blue-100);
  border-top-color: var(--sf-primary);
  border-radius: 50%;
  animation: sfspin 0.8s linear infinite;
}
@keyframes sfspin {
  to {
    transform: rotate(360deg);
  }
}

.sfpos-header {
  height: var(--sf-header-h);
  background: var(--sf-surface);
  border-bottom: 1px solid var(--sf-border);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 12px;
  position: sticky;
  top: 0;
  z-index: 30;
}
.sfpos-header-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  font-size: 16px;
}
.sfpos-header-brand .sfpos-logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--sf-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sfpos-header-brand .sfpos-logo-img {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  object-fit: contain;
  background: var(--sf-surface-2);
}
.sfpos-header-spacer {
  flex: 1;
}
.sfpos-net {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--sf-green-bg);
  color: var(--sf-green);
}
.sfpos-net.is-offline {
  background: var(--sf-amber-bg);
  color: var(--sf-amber);
}
.sfpos-net .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}
.sfpos-user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 6px 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--sf-border);
  background: var(--sf-surface-2);
  font-size: 13px;
  font-weight: 600;
}
.sfpos-user-chip img {
  width: 30px;
  height: 30px;
  border-radius: 50%;
}

/* Wholesale customer indicator in the header */
.sfpos-ws-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--sf-amber-bg);
  color: var(--sf-amber);
  font-weight: 800;
  font-size: 11.5px;
  letter-spacing: 0.04em;
  border: 1px solid var(--sf-amber);
  white-space: nowrap;
}
.sfpos-ws-tag svg {
  width: 14px;
  height: 14px;
}

/* Desktop side nav */
.sfpos-nav-tabs {
  display: flex;
  gap: 4px;
}
.sfpos-nav-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 14px;
  border-radius: var(--sf-radius);
  border: none;
  background: transparent;
  color: var(--sf-text-2);
  font-weight: 600;
  font-size: 14px;
}
.sfpos-nav-tab.is-active {
  background: var(--sf-blue-50);
  color: var(--sf-primary);
}
.sfpos-nav-tab svg {
  width: 19px;
  height: 19px;
}

.sfpos-main {
  flex: 1;
  min-height: 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.sfpos-view {
  flex: 1;
  min-height: 0;
  min-width: 0;
  overflow-x: hidden;
}

/* ===================================================================
 *  SELL screen layout
 * ================================================================ */
.sfpos-sell {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 0;
  min-width: 0;
}
.sfpos-catalog {
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
  padding: 12px;
  padding-bottom: calc(var(--sf-bottomnav-h) + 96px);
}
.sfpos-catalog > * {
  min-width: 0;
}
.sfpos-cart {
  display: none;
}

.sfpos-searchbar {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
  position: sticky;
  top: 0;
  z-index: 5;
}
.sfpos-search-input-wrap {
  position: relative;
  flex: 1;
}
.sfpos-search-input-wrap svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--sf-text-3);
}
.sfpos-search-input-wrap .sfpos-input {
  padding-left: 40px;
}
.sfpos-scan-btn {
  flex: 0 0 auto;
}

.sfpos-filters {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 8px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.sfpos-filters::-webkit-scrollbar {
  display: none;
}
.sfpos-chip {
  flex: 0 0 auto;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--sf-border-2);
  background: var(--sf-surface);
  color: var(--sf-text-2);
  font-weight: 600;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.sfpos-chip.is-active {
  background: var(--sf-primary);
  border-color: var(--sf-primary);
  color: #fff;
}
.sfpos-chip .swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.sfpos-toolbar {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.sfpos-toolbar .sfpos-select {
  width: auto;
  min-width: 150px;
}
.sfpos-pricerange {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--sf-text-2);
}
.sfpos-pricerange input[type="range"] {
  accent-color: var(--sf-primary);
}

.sfpos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
}
.sfpos-product {
  background: var(--sf-surface);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius);
  overflow: hidden;
  text-align: left;
  padding: 0;
  display: flex;
  flex-direction: column;
  transition:
    transform var(--sf-transition),
    box-shadow var(--sf-transition),
    border-color var(--sf-transition);
  position: relative;
}
.sfpos-product:hover {
  box-shadow: var(--sf-shadow);
  transform: translateY(-2px);
  border-color: var(--sf-blue-200);
}
.sfpos-product:active {
  transform: scale(0.98);
}
.sfpos-product.is-out {
  opacity: 0.55;
}
.sfpos-product.is-out:hover {
  transform: none;
  box-shadow: none;
}
.sfpos-product-img {
  aspect-ratio: 1/1;
  background: var(--sf-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.sfpos-product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sfpos-product-img .sfpos-noimg {
  color: var(--sf-text-3);
}
.sfpos-cat-accent {
  height: 4px;
}
.sfpos-product-body {
  padding: 9px 10px 11px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
}
.sfpos-product-name {
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.25;
  color: var(--sf-text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sfpos-product-price {
  font-size: 16px;
  font-weight: 800;
  color: var(--sf-text);
  margin-top: auto;
}
.sfpos-stock-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--sf-green-bg);
  color: var(--sf-green);
}
.sfpos-stock-badge.low {
  background: var(--sf-amber-bg);
  color: var(--sf-amber);
}
.sfpos-stock-badge.out {
  background: var(--sf-red-bg);
  color: var(--sf-red);
}
.sfpos-pop {
  animation: sfpop 0.25s ease;
}
@keyframes sfpop {
  0% {
    transform: scale(1);
  }
  40% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

/* ===================================================================
 *  CART (right panel on desktop, bottom sheet on mobile)
 * ================================================================ */
.sfpos-cart-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  flex: 1;
}
.sfpos-cart-head {
  padding: 14px 16px;
  border-bottom: 1px solid var(--sf-border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.sfpos-cart-title {
  font-weight: 800;
  font-size: 16px;
}
.sfpos-customer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: var(--sf-blue-50);
  color: var(--sf-primary);
  cursor: pointer;
}
.sfpos-customer-badge.is-wholesale {
  background: var(--sf-amber-bg);
  color: var(--sf-amber);
}
.sfpos-customer-badge .tag-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.sfpos-cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 8px 12px;
  -webkit-overflow-scrolling: touch;
}
.sfpos-cart-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--sf-text-3);
  padding: 40px 20px;
  text-align: center;
  height: 100%;
}
.sfpos-cart-empty svg {
  width: 54px;
  height: 54px;
  opacity: 0.5;
}

.sfpos-line {
  display: flex;
  gap: 10px;
  padding: 11px 6px;
  border-bottom: 1px solid var(--sf-border);
  align-items: flex-start;
}
.sfpos-line-main {
  flex: 1;
  min-width: 0;
}
.sfpos-line-name {
  font-weight: 600;
  font-size: 14px;
}
.sfpos-line-meta {
  font-size: 12px;
  color: var(--sf-text-2);
  margin-top: 2px;
}
.sfpos-line-disc {
  font-size: 11px;
  color: var(--sf-green);
  font-weight: 700;
}
.sfpos-qty {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--sf-border-2);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 6px;
}
.sfpos-qty button {
  width: 34px;
  height: 34px;
  border: none;
  background: var(--sf-surface-2);
  color: var(--sf-text);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sfpos-qty button:hover {
  background: var(--sf-blue-50);
  color: var(--sf-primary);
}
.sfpos-qty input {
  width: 44px;
  text-align: center;
  border: none;
  background: transparent;
  font-size: 15px;
  font-weight: 700;
  color: var(--sf-text);
  height: 34px;
}
.sfpos-line-right {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}
.sfpos-line-total {
  font-weight: 800;
  font-size: 15px;
}
.sfpos-line-actions {
  display: flex;
  gap: 4px;
}
.sfpos-iconbtn {
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--sf-text-3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sfpos-iconbtn:hover {
  background: var(--sf-surface-2);
  color: var(--sf-primary);
}
.sfpos-iconbtn.danger:hover {
  background: var(--sf-red-bg);
  color: var(--sf-red);
}
.sfpos-iconbtn svg {
  width: 17px;
  height: 17px;
}

.sfpos-cart-foot {
  border-top: 1px solid var(--sf-border);
  padding: 12px 16px;
  background: var(--sf-surface);
}
.sfpos-totals {
  font-size: 14px;
}
.sfpos-totals-row {
  display: flex;
  justify-content: space-between;
  padding: 3px 0;
  color: var(--sf-text-2);
}
.sfpos-totals-row.grand {
  font-size: 22px;
  font-weight: 800;
  color: var(--sf-text);
  padding-top: 8px;
  margin-top: 4px;
  border-top: 1px dashed var(--sf-border-2);
}
.sfpos-totals-row .neg {
  color: var(--sf-green);
}
.sfpos-cart-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 10px;
}
.sfpos-cart-actions .pay {
  grid-column: 1 / -1;
}

/* Mobile bottom cart bar */
.sfpos-cartbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: var(--sf-bottomnav-h);
  z-index: 25;
  padding: 10px 12px;
  background: var(--sf-surface);
  border-top: 1px solid var(--sf-border);
  box-shadow: 0 -4px 16px rgba(15, 23, 42, 0.08);
  display: flex;
  gap: 10px;
  align-items: center;
}
.sfpos-cartbar .count {
  background: var(--sf-primary);
  color: #fff;
  min-width: 26px;
  height: 26px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 13px;
  padding: 0 6px;
}
.sfpos-cartbar .total {
  font-weight: 800;
  font-size: 18px;
}
.sfpos-cartbar .sfpos-btn {
  margin-left: auto;
}

/* Mobile bottom navigation */
.sfpos-bottomnav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 26;
  height: var(--sf-bottomnav-h);
  background: var(--sf-surface);
  border-top: 1px solid var(--sf-border);
  display: flex;
  padding-bottom: env(safe-area-inset-bottom);
}
.sfpos-bottomnav button,
.sfpos-bottomnav a {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--sf-text-3);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  font-size: 11px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}
.sfpos-bottomnav button.is-active {
  color: var(--sf-primary);
}
.sfpos-bottomnav button svg,
.sfpos-bottomnav a svg {
  width: 22px;
  height: 22px;
}
.sfpos-bottomnav a:hover,
.sfpos-bottomnav a:active {
  color: var(--sf-primary);
}

/* ===================================================================
 *  Bottom sheet / modal
 * ================================================================ */
/* Camera QR scanner overlay — sits below sheets (40/41) so the weight popup
   can open on top of it while the camera keeps running underneath. */
.sfpos-scanner {
  position: fixed;
  inset: 0;
  z-index: 38;
  background: #000;
  display: flex;
  flex-direction: column;
}
/* Camera fills all remaining space; the cart footer is a fixed 80px bar. */
.sfpos-scan-stage {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #000;
}
.sfpos-scan-topbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(12px + env(safe-area-inset-top)) 16px 12px;
  color: #fff;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.55), transparent);
}
.sfpos-scan-title {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
}
.sfpos-scan-close {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s;
}
.sfpos-scan-close:hover {
  background: rgba(255, 255, 255, 0.28);
}
/* The live feed (our own <video> or html5-qrcode's) covers the whole stage. The
   html5-qrcode reader is hidden unless that fallback path is actually running, so
   it can never push the viewfinder off-centre. */
.sfpos-scan-video,
.sfpos-scan-reader {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
}
.sfpos-scan-reader {
  display: none;
}
.sfpos-scan-reader.is-on {
  display: block;
}
.sfpos-scan-video {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
}
.sfpos-scan-reader video {
  position: absolute !important;
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  max-width: none !important;
}
.sfpos-scan-reader > div,
.sfpos-scan-reader canvas {
  width: 100% !important;
  height: 100% !important;
}
.sfpos-scan-reader .qr-shaded-region,
.sfpos-scan-reader img[alt="Info icon"],
.sfpos-scan-reader > div:empty {
  display: none !important;
}
/* Simple viewfinder: rounded blue edges + a thin laser. No glow. Absolutely
   centred so nothing else in the stage can shift it. */
.sfpos-scan-frame {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
  width: min(70vw, 56vh, 300px);
  aspect-ratio: 1/1;
  border-radius: 20px;
  box-shadow: 0 0 0 100vmax rgba(0, 0, 0, 0.45);
  overflow: hidden;
}
.sfpos-scan-corner {
  position: absolute;
  width: 30px;
  height: 30px;
  border: 3px solid var(--sf-primary, #2563eb);
}
.sfpos-scan-corner.tl {
  top: 8px;
  left: 8px;
  border-right: none;
  border-bottom: none;
  border-top-left-radius: 16px;
}
.sfpos-scan-corner.tr {
  top: 8px;
  right: 8px;
  border-left: none;
  border-bottom: none;
  border-top-right-radius: 16px;
}
.sfpos-scan-corner.bl {
  bottom: 8px;
  left: 8px;
  border-right: none;
  border-top: none;
  border-bottom-left-radius: 16px;
}
.sfpos-scan-corner.br {
  bottom: 8px;
  right: 8px;
  border-left: none;
  border-top: none;
  border-bottom-right-radius: 16px;
}
.sfpos-scan-laser {
  position: absolute;
  left: 12px;
  right: 12px;
  height: 1.5px;
  background: var(--sf-primary, #2563eb);
  opacity: 0.9;
  animation: sfscanline 2.2s cubic-bezier(0.45, 0, 0.55, 1) infinite;
}
@keyframes sfscanline {
  0% {
    top: 10%;
  }
  50% {
    top: 90%;
  }
  100% {
    top: 10%;
  }
}
.sfpos-scan-status {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 4;
  text-align: center;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  background: rgba(0, 0, 0, 0.55);
  padding: 11px 16px;
  border-radius: 12px;
}
.sfpos-scan-status.is-error {
  background: rgba(239, 68, 68, 0.92);
}
.sfpos-scanner.is-hit .sfpos-scan-corner {
  border-color: #22c55e;
}
.sfpos-scanner.is-hit .sfpos-scan-laser {
  background: #22c55e;
}
@media (prefers-reduced-motion: reduce) {
  .sfpos-scan-laser {
    animation: none;
    top: 50%;
  }
}
/* Cart footer — a fixed 80px bar; the camera stage takes all the rest. */
.sfpos-scan-foot {
  flex: 0 0 80px;
  height: 80px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px calc(env(safe-area-inset-bottom));
  background: var(--sf-surface, #fff);
  border-top: 1px solid var(--sf-border, #e2e8f0);
  box-shadow: 0 -6px 18px rgba(0, 0, 0, 0.12);
}
.sfpos-scan-foot-info {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
  flex: 1;
}
.sfpos-scan-foot-count {
  font-size: 13px;
  color: var(--sf-text-muted, #64748b);
  font-weight: 600;
}
.sfpos-scan-foot-total {
  font-size: 21px;
  font-weight: 800;
  color: var(--sf-text, #0f172a);
  line-height: 1.1;
}
.sfpos-scan-foot-btn {
  flex: 0 0 auto;
  min-width: 140px;
  height: 50px;
}
.sfpos-scan-foot-btn:disabled {
  opacity: 0.5;
}
/* Desktop / tablet: keep the viewfinder a sensible size; feed stays full-bleed. */
@media (min-width: 820px) {
  .sfpos-scan-frame {
    width: min(46vh, 340px);
  }
  .sfpos-scan-foot {
    justify-content: center;
  }
  .sfpos-scan-foot-info {
    flex: 0 1 420px;
  }
}

/* Splash / loading screen shown on register open (PHP-rendered, JS hides @5s). */
.sfpos-splash {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-align: center;
  padding: 24px;
  transition: opacity 0.5s ease;
}
.sfpos-splash.is-hide {
  opacity: 0;
  pointer-events: none;
}
.sfpos-splash-logo {
  width: var(--sw-mobile, 140px);
  max-width: 82vw;
  height: auto;
  object-fit: contain;
}
.sfpos-splash-foot {
  position: absolute;
  left: 0;
  right: 0;
  bottom: calc(30px + env(safe-area-inset-bottom));
  padding: 0 24px;
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  opacity: 0.92;
}
@media (min-width: 600px) {
  .sfpos-splash-logo {
    width: var(--sw-tablet, 180px);
  }
}
@media (min-width: 1024px) {
  .sfpos-splash-logo {
    width: var(--sw-pc, 220px);
  }
}

/* Pull-to-refresh indicator (Sell catalog). */
.sfpos-ptr {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%) translateY(-46px);
  z-index: 30;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--sf-surface, #fff);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.16s ease;
  pointer-events: none;
}
.sfpos-ptr-spin {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--sf-border-2, #cbd5e1);
  border-top-color: var(--sf-primary, #2563eb);
  transition: transform 0.16s ease;
}
.sfpos-ptr.is-ready .sfpos-ptr-spin {
  transform: rotate(180deg);
}
.sfpos-ptr.is-spin {
  transform: translateX(-50%) translateY(16px);
}
.sfpos-ptr.is-spin .sfpos-ptr-spin {
  animation: sfspin 0.7s linear infinite;
}
@keyframes sfspin {
  to {
    transform: rotate(360deg);
  }
}

/* PWA "Add to home screen" bottom dialogue. */
.sfpos-install-bar {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: calc(12px + env(safe-area-inset-bottom));
  z-index: 10000;
  max-width: 460px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 14px;
  background: var(--sf-surface, #fff);
  color: var(--sf-text, #0f172a);
  border: 1px solid var(--sf-border, #e2e8f0);
  border-radius: 16px;
  box-shadow: 0 14px 44px rgba(15, 23, 42, 0.28);
  transform: translateY(180%);
  transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}
.sfpos-install-bar.is-up {
  transform: translateY(0);
}
.sfpos-install-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1 1 auto;
  min-width: 0;
}
.sfpos-install-ic img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  object-fit: cover;
  display: block;
}
.sfpos-install-tx {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.sfpos-install-tx strong {
  font-size: 14px;
  font-weight: 800;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sfpos-install-tx span {
  font-size: 12px;
  color: var(--sf-text-muted, #64748b);
}
.sfpos-install-btns {
  display: flex;
  gap: 8px;
  flex: 0 0 auto;
}
.sfpos-install-skip {
  background: transparent;
  border: none;
  color: var(--sf-text-muted, #64748b);
  font-weight: 600;
  padding: 9px 10px;
  cursor: pointer;
  border-radius: 10px;
}
.sfpos-install-add {
  background: var(--sf-primary, #2563eb);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-weight: 700;
  padding: 10px 18px;
  cursor: pointer;
}

.sfpos-scrim {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 40;
  opacity: 0;
  animation: sffade 0.18s ease forwards;
}
@keyframes sffade {
  to {
    opacity: 1;
  }
}
.sfpos-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 41;
  background: var(--sf-surface);
  border-radius: var(--sf-radius-xl) var(--sf-radius-xl) 0 0;
  max-height: 92vh;
  max-height: 92dvh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--sf-shadow-lg);
  animation: sfslideup 0.26s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes sfslideup {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}
.sfpos-sheet-handle {
  width: 40px;
  height: 5px;
  border-radius: 999px;
  background: var(--sf-border-2);
  margin: 10px auto 4px;
}
.sfpos-sheet-head {
  padding: 6px 18px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--sf-border);
}
.sfpos-sheet-title {
  font-weight: 800;
  font-size: 18px;
  flex: 1;
}
.sfpos-sheet-body {
  overflow-y: auto;
  padding: 16px 18px;
  -webkit-overflow-scrolling: touch;
}
.sfpos-sheet-foot {
  padding: 12px 18px calc(12px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--sf-border);
}

.sfpos-modal {
  position: fixed;
  inset: 0;
  z-index: 41;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.sfpos-modal-card {
  background: var(--sf-surface);
  border-radius: var(--sf-radius-lg);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--sf-shadow-lg);
  animation: sfzoom 0.2s ease;
}
@keyframes sfzoom {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}
.sfpos-modal-card.wide {
  max-width: 720px;
}

/* ===================================================================
 *  Toasts
 * ================================================================ */
.sfpos-toasts {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  top: 12px;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: max-content;
  max-width: 92vw;
  pointer-events: none;
}
.sfpos-toast {
  background: var(--sf-text);
  color: #fff;
  padding: 11px 16px;
  border-radius: var(--sf-radius);
  box-shadow: var(--sf-shadow-lg);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 9px;
  animation: sftoast 0.25s ease;
}
@keyframes sftoast {
  from {
    transform: translateY(-12px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}
.sfpos-toast.success {
  background: var(--sf-green);
}
.sfpos-toast.error {
  background: var(--sf-red);
}
.sfpos-toast.info {
  background: var(--sf-primary);
}
.sfpos-toast svg {
  width: 18px;
  height: 18px;
}

/* ===================================================================
 *  Cards / KPI / tables / badges
 * ================================================================ */
.sfpos-card {
  background: var(--sf-surface);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-lg);
  box-shadow: var(--sf-shadow-sm);
}
.sfpos-card-pad {
  padding: 16px;
}
.sfpos-section {
  padding: 14px;
  padding-bottom: calc(var(--sf-bottomnav-h) + 24px);
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}
.sfpos-section h2 {
  font-size: 20px;
  margin: 6px 0 14px;
}
.sfpos-kpis {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}
.sfpos-kpi {
  background: var(--sf-surface);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-lg);
  padding: 14px;
  box-shadow: var(--sf-shadow-sm);
}
.sfpos-kpi .label {
  font-size: 12px;
  color: var(--sf-text-2);
  font-weight: 600;
}
.sfpos-kpi .value {
  font-size: 24px;
  font-weight: 800;
  margin-top: 4px;
}
.sfpos-kpi .value.blue {
  color: var(--sf-primary);
}
.sfpos-kpi .value.green {
  color: var(--sf-green);
}

.sfpos-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.sfpos-table th {
  text-align: left;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--sf-text-3);
  padding: 10px 12px;
  border-bottom: 1px solid var(--sf-border);
  position: sticky;
  top: 0;
  background: var(--sf-surface);
}
.sfpos-table td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--sf-border);
}
.sfpos-table tbody tr:hover {
  background: var(--sf-surface-2);
}
.sfpos-table .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.sfpos-table-wrap {
  overflow-x: auto;
  border-radius: var(--sf-radius-lg);
  border: 1px solid var(--sf-border);
  background: var(--sf-surface);
}

.sfpos-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}
.sfpos-badge.green {
  background: var(--sf-green-bg);
  color: var(--sf-green);
}
.sfpos-badge.amber {
  background: var(--sf-amber-bg);
  color: var(--sf-amber);
}
.sfpos-badge.red {
  background: var(--sf-red-bg);
  color: var(--sf-red);
}
.sfpos-badge.blue {
  background: var(--sf-blue-50);
  color: var(--sf-primary);
}
.sfpos-badge.gray {
  background: var(--sf-surface-2);
  color: var(--sf-text-2);
}

/* List rows (customers, held, receipts) */
.sfpos-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sfpos-listrow {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--sf-surface);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius);
  transition:
    border-color var(--sf-transition),
    box-shadow var(--sf-transition);
}
.sfpos-listrow:hover {
  border-color: var(--sf-blue-200);
  box-shadow: var(--sf-shadow-sm);
}
.sfpos-listrow .grow {
  flex: 1;
  min-width: 0;
}
.sfpos-listrow .title {
  font-weight: 700;
  font-size: 15px;
}
.sfpos-listrow .sub {
  font-size: 13px;
  color: var(--sf-text-2);
}

/* Empty / skeleton states */
.sfpos-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 50px 24px;
  text-align: center;
  color: var(--sf-text-3);
}
.sfpos-empty svg {
  width: 56px;
  height: 56px;
  opacity: 0.5;
}
.sfpos-empty h3 {
  margin: 0;
  color: var(--sf-text-2);
  font-size: 16px;
}
.sfpos-skel {
  background: linear-gradient(
    90deg,
    var(--sf-surface-2) 25%,
    var(--sf-border) 37%,
    var(--sf-surface-2) 63%
  );
  background-size: 400% 100%;
  animation: sfshimmer 1.3s ease infinite;
  border-radius: var(--sf-radius);
}
@keyframes sfshimmer {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}
.sfpos-skel-card {
  height: 180px;
}

/* Segmented control */
.sfpos-seg {
  display: inline-flex;
  background: var(--sf-surface-2);
  border-radius: 999px;
  padding: 4px;
  gap: 4px;
  flex-wrap: wrap;
}
.sfpos-seg button {
  border: none;
  background: transparent;
  color: var(--sf-text-2);
  font-weight: 600;
  font-size: 13px;
  padding: 8px 14px;
  border-radius: 999px;
  min-height: 36px;
}
.sfpos-seg button.is-active {
  background: var(--sf-surface);
  color: var(--sf-primary);
  box-shadow: var(--sf-shadow-sm);
}

/* Payment method picker */
.sfpos-paymethods {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.sfpos-paymethod {
  border: 1.5px solid var(--sf-border-2);
  border-radius: var(--sf-radius);
  padding: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: var(--sf-surface);
  font-weight: 700;
  font-size: 14px;
  color: var(--sf-text-2);
}
.sfpos-paymethod.is-active {
  border-color: var(--sf-primary);
  background: var(--sf-blue-50);
  color: var(--sf-primary);
}
.sfpos-paymethod svg {
  width: 24px;
  height: 24px;
}

.sfpos-keypad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.sfpos-keypad button {
  min-height: 52px;
  font-size: 20px;
  font-weight: 700;
  border-radius: var(--sf-radius);
  border: 1px solid var(--sf-border-2);
  background: var(--sf-surface);
}
.sfpos-keypad button:active {
  background: var(--sf-blue-50);
}

.sfpos-change-display {
  text-align: center;
  padding: 14px;
  border-radius: var(--sf-radius);
  background: var(--sf-green-bg);
  color: var(--sf-green);
  margin: 10px 0;
}
.sfpos-change-display .amt {
  font-size: 30px;
  font-weight: 800;
}

/* Weight selection */
.sfpos-weight-presets {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.sfpos-weight-preset {
  justify-content: space-between;
  font-weight: 700;
}
.sfpos-weight-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 6px;
  padding: 7px 13px;
  border-radius: 999px;
  border: 1px solid var(--sf-blue-200);
  background: var(--sf-blue-50);
  color: var(--sf-primary);
  font-size: 13px;
  font-weight: 700;
}
.sfpos-weight-chip svg {
  width: 15px;
  height: 15px;
}
@media (min-width: 420px) {
  .sfpos-weight-presets {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Receipt */
.sfpos-receipt {
  font-family: "Courier New", monospace;
  background: #fff;
  color: #000;
  padding: 16px;
  border-radius: var(--sf-radius);
  max-width: 320px;
  margin: 0 auto;
  border: 1px solid var(--sf-border);
}
.sfpos-receipt .r-center {
  text-align: center;
}
.sfpos-receipt .r-store {
  font-weight: 800;
  font-size: 16px;
}
.sfpos-receipt .r-line {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
}
.sfpos-receipt .r-hr {
  border-top: 1px dashed #000;
  margin: 8px 0;
}
.sfpos-receipt .r-total {
  font-weight: 800;
  font-size: 16px;
}
.sfpos-receipt .r-qr {
  display: flex;
  justify-content: center;
  margin-top: 10px;
}
.sfpos-receipt .r-qr svg {
  width: 110px;
  height: 110px;
}

/* Charts */
.sfpos-chart-card {
  padding: 14px;
}
.sfpos-chart-card h3 {
  margin: 0 0 10px;
  font-size: 15px;
}
.sfpos-bars {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 160px;
}
.sfpos-bar {
  flex: 1;
  background: var(--sf-blue-200);
  border-radius: 6px 6px 0 0;
  min-height: 3px;
  position: relative;
  transition: height var(--sf-transition);
}
.sfpos-bar .b2 {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--sf-primary);
  border-radius: 6px 6px 0 0;
}
.sfpos-bar-labels {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}
.sfpos-bar-labels span {
  flex: 1;
  text-align: center;
  font-size: 10px;
  color: var(--sf-text-3);
  overflow: hidden;
  white-space: nowrap;
}
.sfpos-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
  font-size: 12px;
  color: var(--sf-text-2);
}
.sfpos-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.sfpos-legend .sw {
  width: 12px;
  height: 12px;
  border-radius: 3px;
}
.sfpos-donut {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Utility */
.sfpos-row {
  display: flex;
  gap: 10px;
  align-items: center;
}
.sfpos-row.wrap {
  flex-wrap: wrap;
}
.sfpos-grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.sfpos-spacer {
  flex: 1;
}
.sfpos-muted {
  color: var(--sf-text-2);
}
.sfpos-hide {
  display: none !important;
}
.sfpos-mt {
  margin-top: 12px;
}
.sfpos-mb {
  margin-bottom: 12px;
}
.sfpos-center {
  text-align: center;
}
.sfpos-strong {
  font-weight: 800;
}
.sfpos-big {
  font-size: 22px;
  font-weight: 800;
}
.sfpos-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}
.sfpos-hide-mobile {
  display: none;
}
@media (max-width: 479px) {
  .sfpos-hide-sm {
    display: none;
  }
}

/* ===================================================================
 *  Responsive — tablet & desktop
 * ================================================================ */
@media (min-width: 768px) {
  .sfpos-kpis {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  /* Lock the app to the viewport so the cart is always full height. */
  .sfpos-app {
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
  }
  .sfpos-main {
    flex: 1;
    min-height: 0;
    height: calc(100vh - var(--sf-header-h));
    height: calc(100dvh - var(--sf-header-h));
  }
  .sfpos-view {
    height: 100%;
    min-height: 0;
  }
  .sfpos-sell {
    grid-template-columns: 1fr 400px;
    grid-template-rows: 100%;
    height: 100%;
    align-items: stretch;
  }
  .sfpos-catalog {
    overflow-y: auto;
    padding-bottom: 16px;
    height: 100%;
    min-height: 0;
  }
  .sfpos-cart {
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--sf-border);
    background: var(--sf-surface);
    min-height: 0;
    height: 100%;
  }
  /* The mobile cart-bar host must stay out of the desktop grid, otherwise it
	   claims a second stretched row and the full-height cart shrinks. */
  #sfpos-cartbar-host {
    display: none;
  }
  .sfpos-cartbar,
  .sfpos-bottomnav {
    display: none;
  }
  .sfpos-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
  .sfpos-section {
    padding-bottom: 24px;
  }
  .sfpos-hide-mobile {
    display: flex;
  }
}

@media (min-width: 1440px) {
  .sfpos-sell {
    grid-template-columns: 1fr 440px;
  }
  .sfpos-grid {
    grid-template-columns: repeat(auto-fill, minmax(165px, 1fr));
  }
}

/* On wide screens use modal dialogs instead of bottom sheets for forms */
@media (min-width: 1024px) {
  .sfpos-sheet.as-modal {
    left: 50%;
    right: auto;
    bottom: auto;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 520px;
    max-width: 92vw;
    max-height: 88vh;
    border-radius: var(--sf-radius-lg);
    animation: sfzoomc 0.18s ease;
  }
  .sfpos-sheet.as-modal.wide {
    width: 720px;
  }
  .sfpos-sheet.as-modal .sfpos-sheet-handle {
    display: none;
  }
}
@keyframes sfzoomc {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

/* ===================================================================
 *  Print (receipts)
 * ================================================================ */
@media print {
  body * {
    visibility: hidden !important;
  }
  #sfpos-print,
  #sfpos-print * {
    visibility: visible !important;
  }
  #sfpos-print {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
  }
  #sfpos-print .sfpos-receipt {
    border: none;
    margin: 0 auto;
    width: 100%;
    box-shadow: none;
  }
  /* Width adapts to the chosen paper. */
  #sfpos-print[data-paper="58mm"] .sfpos-receipt {
    max-width: 54mm;
    font-size: 11px;
  }
  #sfpos-print[data-paper="80mm"] .sfpos-receipt {
    max-width: 76mm;
    font-size: 12px;
  }
  #sfpos-print[data-paper="a4"] .sfpos-receipt {
    max-width: 170mm;
    font-size: 13px;
  }
  #sfpos-print[data-paper="a4"] {
    text-align: center;
  }
}

/* ===================================================================
 *  Custom thin (≈2px) scrollbar for the register's scroll areas
 * ================================================================ */
.sfpos-app,
.sfpos-cart-items,
.sfpos-view,
.sfpos-catalog,
.sfpos-sheet-body,
.sfpos-modal-card {
  scrollbar-width: thin;
  scrollbar-color: #cbd5e1 transparent;
}
.sfpos-cart-items::-webkit-scrollbar,
.sfpos-view::-webkit-scrollbar,
.sfpos-catalog::-webkit-scrollbar,
.sfpos-sheet-body::-webkit-scrollbar,
.sfpos-modal-card::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
.sfpos-cart-items::-webkit-scrollbar-thumb,
.sfpos-view::-webkit-scrollbar-thumb,
.sfpos-catalog::-webkit-scrollbar-thumb,
.sfpos-sheet-body::-webkit-scrollbar-thumb,
.sfpos-modal-card::-webkit-scrollbar-thumb {
  background-color: #cbd5e1;
  border: 3px solid transparent;
  background-clip: padding-box;
  border-radius: 999px;
}
.sfpos-cart-items::-webkit-scrollbar-track,
.sfpos-view::-webkit-scrollbar-track,
.sfpos-catalog::-webkit-scrollbar-track,
.sfpos-sheet-body::-webkit-scrollbar-track,
.sfpos-modal-card::-webkit-scrollbar-track {
  background: transparent;
}
/* Keep the category filter strip's scrollbar hidden (re-assert after the rules above). */
.sfpos-filters {
  scrollbar-width: none;
}
.sfpos-filters::-webkit-scrollbar {
  display: none;
}

/* ===================================================================
 *  Deep small-device optimisation (phones, ≈300–600px)
 * ================================================================ */
@media (max-width: 600px) {
  /* Header: tighten so brand + tag + net + user + sign-out all fit. */
  .sfpos-header {
    padding: 0 10px;
    gap: 8px;
  }
  .sfpos-header-brand {
    font-size: 15px;
  }
  .sfpos-net {
    padding: 5px 9px;
    font-size: 11.5px;
  }
  .sfpos-user-chip {
    padding: 3px;
    border: none;
    background: transparent;
  }
  .sfpos-ws-tag {
    padding: 4px 8px;
    font-size: 10.5px;
  }

  /* Catalog padding leaves room for the fixed cart bar + bottom nav. */
  .sfpos-catalog {
    padding: 10px;
    padding-bottom: calc(var(--sf-bottomnav-h) + 88px);
  }

  /* Search row: square icon buttons so the field keeps most of the width. */
  .sfpos-searchbar {
    gap: 6px;
  }
  .sfpos-scan-btn,
  .sfpos-cam-btn {
    flex: 0 0 46px;
    width: 46px;
    padding: 0;
  }

  /* Category filter chips: smaller, smooth single-row horizontal scroll. */
  .sfpos-filters {
    gap: 6px;
    margin-bottom: 8px;
    scroll-snap-type: x proximity;
  }
  .sfpos-chip {
    min-height: 34px;
    padding: 0 12px;
    font-size: 12.5px;
    scroll-snap-align: start;
  }

  /* Toolbar: sort + quick-keys share the first row; price range spans below. */
  .sfpos-toolbar {
    gap: 8px;
  }
  .sfpos-toolbar .sfpos-select {
    min-width: 0;
    flex: 1 1 48%;
  }
  .sfpos-toolbar .sfpos-chip {
    flex: 0 0 auto;
  }
  .sfpos-spacer {
    display: none;
  }
  .sfpos-pricerange {
    flex: 1 1 100%;
    justify-content: space-between;
  }
  .sfpos-pricerange input {
    width: auto !important;
    flex: 1;
    max-width: 140px;
  }

  /* Product cards: always exactly two columns on phones (never overflow). */
  .sfpos-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
  }

  /* Cart bar / sheet footers stay thumb-friendly. */
  .sfpos-cartbar {
    padding: 9px 12px;
    gap: 10px;
  }
  .sfpos-cart-actions {
    grid-template-columns: 1fr;
  }
}

/* Extra-small phones (≈300–380px): keep two columns and trim further. */
@media (max-width: 380px) {
  .sfpos-catalog {
    padding: 8px;
    padding-bottom: calc(var(--sf-bottomnav-h) + 84px);
  }
  .sfpos-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  .sfpos-product-body {
    padding: 8px 9px 10px;
  }
  .sfpos-product-name {
    font-size: 12.5px;
  }
  .sfpos-product-price {
    font-size: 14.5px;
  }
  .sfpos-header {
    padding: 0 8px;
    gap: 6px;
  }
  .sfpos-cartbar {
    padding: 8px 10px;
    gap: 8px;
  }
  .sfpos-cartbar .total {
    font-size: 16px;
  }
  .sfpos-cartbar .count {
    min-width: 24px;
    height: 24px;
  }
  .sfpos-sheet-body {
    padding: 14px 12px;
  }
  .sfpos-sheet-head {
    padding: 6px 14px 10px;
  }
  .sfpos-sheet-foot {
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  }
  .sfpos-keypad {
    gap: 6px;
  }
  .sfpos-keypad button,
  .sfpos-paymethods button {
    font-size: 14px;
  }
  .sfpos-totals-row.grand {
    font-size: 20px;
  }
}