/* ─── CSS Variables (Design Tokens) ─────────────────────────── */
:root {
  --on-surface: #1a1c1c;
  --on-primary: #ffffff;
  --primary: #000000;
  --primary-container: #3b3b3b;
  --surface: #f9f9f9;
  --surface-bright: #f9f9f9;
  --surface-dim: #dadada;
  --surface-container: #eeeeee;
  --surface-container-low: #f3f3f3;
  --surface-container-high: #e8e8e8;
  --surface-container-highest: #e2e2e2;
  --surface-container-lowest: #ffffff;
  --surface-variant: #e2e2e2;
  --outline: #777777;
  --outline-variant: #c6c6c6;
  --on-surface-variant: #474747;
  --secondary: #5f5e5e;
  --secondary-container: #d6d4d3;
  --error: #ba1a1a;
  --error-container: #ffdad6;
  --on-error: #ffffff;
  --inverse-surface: #2f3131;
  --inverse-on-surface: #f1f1f1;
  --font-headline: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius-sm: 0.125rem;
  --radius-md: 0.25rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --shadow-ambient: 0 20px 40px rgba(26, 28, 28, 0.06);
  --shadow-soft: 0 10px 25px rgba(0, 0, 0, 0.04);
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-highlight: rgba(255, 255, 255, 0.8);
  --burgundy: #8b0000;
  --on-burgundy: #ffffff;
}

/* ─── Dark Mode Overrides ───────────────────────────────────── */
.dark-mode {
  --surface: #000000;
  --on-surface: #ffffff;
  --on-surface-variant: #e0e0e0;
  --surface-container-low: #121212;
  --surface-container-high: #1a1a1a;
  --surface-container-highest: #222222;
  --surface-container-lowest: #0a0a0a;
  --outline-variant: rgba(255, 255, 255, 0.1);
  --shadow-ambient: 0 20px 40px rgba(0, 0, 0, 0.5);
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
  --glass-bg: rgba(20, 20, 20, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-highlight: rgba(255, 255, 255, 0.05);
  --burgundy: #a50000;
  /* More vibrant burgundy for pure black backgrounds */
}

.dark-mode .glass,
.dark-mode .card,
.dark-mode .product-card,
.dark-mode .top-app-bar {
  border: none;
  /* Removed border from product cards for a cleaner look */
}

.dark-mode .bottom-nav,
.dark-mode .bottom-nav-admin {
  background: rgba(0, 0, 0, 0.8);
  border-top: 1px solid var(--outline-variant);
}

/* ─── Reset ─────────────────────────────────────────────────── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  /* Reduce paint areas during scroll */
  scroll-padding-top: 4rem;
}

html, body {
  background-color: var(--surface);
  color: var(--on-surface);
}

body {
  font-family: var(--font-body);
  min-height: 100dvh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* iOS momentum / inertial scrolling */
  -webkit-overflow-scrolling: touch;
  /* Contain overscroll within this element — eliminates rubber-band jank on scroll edges */
  overscroll-behavior-y: contain;
  /* NOTE: Do NOT add transform here — it breaks position:fixed on nav bars */
}

@keyframes pageFadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

img {
  max-width: 100%;
  display: block;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

input,
select,
textarea,
[contenteditable="true"] {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

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

/* Hide scrollbar */
::-webkit-scrollbar {
  display: none;
}

body {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* Material Icons */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  user-select: none;
}

.material-symbols-outlined.filled {
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* ─── Typography ────────────────────────────────────────────── */
.font-headline {
  font-family: var(--font-headline);
}

.font-body {
  font-family: var(--font-body);
}

.font-label {
  font-family: var(--font-body);
}

.text-display {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.text-headline-lg {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.text-headline-md {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.text-headline-sm {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.text-title {
  font-size: 1rem;
  font-weight: 700;
}

.text-body-lg {
  font-size: 1rem;
  line-height: 1.6;
}

.text-body-md {
  font-size: 0.875rem;
  line-height: 1.5;
}

.text-body-sm {
  font-size: 0.8125rem;
}

.text-label-lg {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.text-label-md {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.text-label-sm {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ─── Glass Morphism ────────────────────────────────────────── */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(12px) saturate(160%);
  -webkit-backdrop-filter: blur(12px) saturate(160%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-glass);
}

.glass-pill {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 2rem;
  color: white;
}

.glass-dark {
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* ─── Top App Bar ───────────────────────────────────────────── */
.top-app-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  height: 4rem;
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  /* GPU compositor layer — prevents repaints on every scroll frame */
  will-change: transform;
  transform: translateZ(0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.top-app-bar__title {
  font-family: var(--font-headline);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  text-transform: uppercase;
}

.top-app-bar__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.top-app-bar .icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  transition: all 0.15s ease;
  position: relative;
}

.top-app-bar .icon-btn:hover {
  background-color: var(--surface-container);
  opacity: 0.8;
}

/* ─── Cart Badge ────────────────────────────────────────────── */
.cart-badge {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--primary);
  color: var(--on-primary);
  font-size: 0.5625rem;
  font-weight: 800;
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translate(25%, -25%);
}

/* ─── Bottom Nav — Customer (iOS Dock Focus) ─── */
.bottom-nav {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateZ(0);
  width: calc(100% - 3rem);
  max-width: 420px;
  z-index: 50;
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 4.5rem;
  padding: 0 0.5rem;
  background-color: rgba(255, 255, 255, 0.7);
  backdrop-filter: saturate(180%) blur(25px);
  -webkit-backdrop-filter: saturate(180%) blur(25px);
  border-radius: 2.5rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.3);
  opacity: 0;
  transition: opacity 0.3s ease;
  /* Auto-reveal after 0.2s — prevents theme flash while ensuring nav always appears */
  animation: navFadeIn 0.3s ease 0.2s forwards;
  /* GPU compositor layer — stays crisp during page scroll */
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

@keyframes navFadeIn {
  to { opacity: 1; }
}

.bottom-nav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  flex: 1;
  height: 100%;
  color: #999999;
  transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  -webkit-tap-highlight-color: transparent;
}

.bottom-nav__item:hover {
  color: var(--on-surface);
}

.bottom-nav__item.active {
  color: var(--on-surface);
}

/* Base Icon Style */
.bottom-nav__item .material-symbols-outlined {
  font-size: 1.6rem;
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  transform: translateY(0);
}

/* Animated Label Style */
.bottom-nav__item span:not(.material-symbols-outlined):not(.cart-badge) {
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  position: absolute;
  bottom: 0.625rem;
  opacity: 0;
  transform: scale(0.8) translateY(10px);
  transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  pointer-events: none;
}

/* Active State Transformations */
.bottom-nav__item.active .material-symbols-outlined {
  transform: translateY(-8px);
}

.bottom-nav__item.active span:not(.material-symbols-outlined):not(.cart-badge) {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* Keep Cart Badge Relative to the Box */
.bottom-nav__item .cart-badge {
  top: 0.5rem !important;
  right: calc(50% - 1.5rem) !important;
}

/* ─── Bottom Nav — Admin (Dark iOS Dock) ─── */
.bottom-nav-admin {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateZ(0);
  width: calc(100% - 3rem);
  max-width: 420px;
  z-index: 50;
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 4.5rem;
  padding: 0 0.5rem;
  background-color: rgba(30, 30, 30, 0.75);
  backdrop-filter: saturate(180%) blur(25px);
  -webkit-backdrop-filter: saturate(180%) blur(25px);
  border-radius: 2.5rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2), inset 0 1px 1px rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  /* GPU compositor layer — stays crisp during page scroll */
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.bottom-nav-admin__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  flex: 1;
  height: 100%;
  color: #737373;
  transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  -webkit-tap-highlight-color: transparent;
}

.bottom-nav-admin__item:hover {
  color: #ffffff;
}

.bottom-nav-admin__item.active {
  color: #ffffff;
}

.bottom-nav-admin__item .material-symbols-outlined {
  font-size: 1.6rem;
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  transform: translateY(0);
}

.bottom-nav-admin__item span:not(.material-symbols-outlined) {
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  position: absolute;
  bottom: 0.625rem;
  opacity: 0;
  transform: scale(0.8) translateY(10px);
  transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  pointer-events: none;
}

.bottom-nav-admin__item.active .material-symbols-outlined {
  transform: translateY(-8px);
}

.bottom-nav-admin__item.active span:not(.material-symbols-outlined) {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* ─── Minimal Input ─────────────────────────────────────────── */
.minimal-input {
  width: 100%;
  padding: 1rem;
  background-color: var(--surface-container-high);
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  transition: border-color 0.2s ease;
  outline: none;
}

.minimal-input:focus {
  border-bottom-color: var(--primary);
}

.minimal-input::placeholder {
  color: var(--outline);
  opacity: 0.5;
}

.minimal-input--headline {
  font-family: var(--font-headline);
  font-weight: 500;
  font-size: 1.125rem;
}

/* ─── Select ────────────────────────────────────────────────── */
.minimal-select {
  width: 100%;
  padding: 1rem;
  background-color: var(--surface-container-high);
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  appearance: none;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s ease;
}

.minimal-select:focus {
  border-bottom-color: var(--primary);
}

/* ─── Primary CTA Button ───────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 1.25rem 2rem;
  background: linear-gradient(to right, var(--primary), var(--primary-container));
  color: var(--on-primary);
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: -0.02em;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.15s ease;
}

.btn-primary:hover {
  transform: scale(1.01);
  opacity: 0.95;
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  background-color: var(--surface-container-highest);
  color: var(--on-surface);
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.875rem;
  border-radius: var(--radius-lg);
  transition: all 0.15s ease;
}

.btn-secondary:hover {
  background-color: var(--surface-container-high);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: opacity 0.15s;
}

.btn-ghost:hover {
  opacity: 0.7;
}

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-xl);
  background: var(--surface-container-highest);
  transition: all 0.15s;
}

.btn-icon:hover {
  opacity: 0.8;
}

.btn-icon:active {
  transform: scale(0.92);
}

.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  background-color: var(--error-container);
  color: #410002;
  font-weight: 600;
  font-size: 0.8125rem;
  border-radius: var(--radius-lg);
  transition: all 0.15s;
}

.btn-danger:hover {
  opacity: 0.85;
}

/* ─── Cards ─────────────────────────────────────────────────── */
.card {
  background-color: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-ambient);
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
}

.card--flat {
  box-shadow: none;
  background-color: var(--surface-container-low);
}

/* ─── Product Card ──────────────────────────────────────────── */
.product-card {
  cursor: pointer;
  transform: translate3d(0, 0, 0);
  will-change: transform;
  contain: paint;
}

.product-card__image-wrap {
  position: relative;
  margin-bottom: 1rem;
  aspect-ratio: 4/5;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background-color: var(--surface-container-low);
  border: none;
}

.product-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.4s ease, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.product-card__image.loaded {
  opacity: 1;
}

.product-card:hover .product-card__image {
  transform: scale(1.05);
}

.product-card__badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-lg);
  font-size: 0.625rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.product-card__badge--discount {
  background: #fff;
  color: #000;
}

.product-card__badge--new {
  background: #000;
  color: #fff;
}

.product-card__quick-add {
  position: absolute;
  bottom: 0.75rem;
  right: 0.75rem;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--glass-bg);
  backdrop-filter: blur(8px) saturate(140%);
  -webkit-backdrop-filter: blur(8px) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(0.5rem);
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  will-change: transform, opacity;
}

.product-card:hover .product-card__quick-add {
  opacity: 1;
  transform: translateY(0);
}

@media (hover: none) or (max-width: 1024px) {
  .product-card__quick-add {
    opacity: 1 !important;
    transform: translateY(0) !important;
  }
}

.product-card__quick-add:active {
  transform: scale(0.9) !important;
}

.product-card__name {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: -0.02em;
}

.product-card__price {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.product-card__price-current {
  font-weight: 700;
  font-size: 0.8125rem;
}

.product-card__price-original {
  font-size: 0.625rem;
  color: var(--outline);
  text-decoration: line-through;
}

/* ─── Product Grid ──────────────────────────────────────────── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem 1rem;
}

@media (min-width: 768px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(var(--shop-grid-columns, 4), 1fr);
  }
}

@media (min-width: 768px) {
  .product-grid .product-card:nth-child(n) {
    margin-top: 0;
  }
}

/* ─── Category Pills ────────────────────────────────────────── */
.category-pills {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.category-pill {
  padding: 0.625rem 1.5rem;
  border-radius: 2rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: all 0.2s;
  background: var(--surface-container-high);
  color: var(--on-surface-variant);
}

.category-pill:hover {
  background: var(--surface-container-highest);
}

.category-pill.active {
  background: var(--primary);
  color: var(--on-primary);
}

/* ─── Stats Card (Admin) ────────────────────────────────────── */
.stat-card {
  background: var(--surface-container-lowest);
  padding: 2rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-ambient);
  transition: transform 0.2s;
}

.stat-card:hover {
  transform: translateY(-4px);
}

.stat-card__value {
  font-family: var(--font-headline);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 0.25rem;
}

.stat-card__label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--outline);
}

/* ─── Activity Row (Admin) ──────────────────────────────────── */
.activity-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  margin-bottom: 0.5rem;
}

.activity-row__icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--surface-container-high);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ─── Form Group ────────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group__label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
}

/* ─── Toggle Switch ─────────────────────────────────────────── */
.toggle-switch {
  position: relative;
  width: 3rem;
  height: 1.5rem;
  border-radius: 2rem;
  background: var(--outline-variant);
  cursor: pointer;
  transition: background 0.2s;
  flex-shrink: 0;
}

.toggle-switch.active {
  background: var(--primary);
}

.toggle-switch__knob {
  position: absolute;
  top: 0.25rem;
  left: 0.25rem;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: white;
  transition: transform 0.2s;
}

.toggle-switch.active .toggle-switch__knob {
  transform: translateX(1.5rem);
}

/* ─── Toast Notification ────────────────────────────────────── */
.kwabz-toast {
  position: fixed;
  bottom: 6rem;
  left: 50%;
  transform: translateX(-50%) translateY(1rem);
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.875rem 1.5rem;
  background: var(--inverse-surface);
  color: var(--inverse-on-surface);
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 999;
  max-width: calc(100% - 3rem);
  box-sizing: border-box;
}

.kwabz-toast span:last-child {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.kwabz-toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.kwabz-toast--error {
  background: #410002;
}

/* ─── Empty State ───────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
}

.empty-state__icon {
  font-size: 3rem;
  color: var(--outline-variant);
  margin-bottom: 1rem;
}

.empty-state__title {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.empty-state__text {
  font-size: 0.875rem;
  color: var(--outline);
  max-width: 20rem;
}

/* ─── Loading Spinner ───────────────────────────────────────── */
.loading-spinner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem;
}

.loading-spinner::after {
  content: '';
  width: 2rem;
  height: 2rem;
  border: 2px solid var(--outline-variant);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* ─── Modal / Overlay ───────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background: var(--surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 2rem 1.5rem 3rem;
  width: 100%;
  max-width: 32rem;
  max-height: 85dvh;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.open .modal-content {
  transform: translateY(0);
}

.modal-handle {
  width: 2rem;
  height: 0.25rem;
  background: var(--outline-variant);
  border-radius: 1rem;
  margin: 0 auto 1.5rem;
}

/* ─── Page Layout ───────────────────────────────────────────── */
.page-content {
  /* top padding: 5rem (clears top bar) */
  /* horizontal padding: 1.5rem */
  /* bottom padding: bottom-nav height (4.5rem) + float offset (1.5rem) + spacing room (2rem) + iOS safe area inset */
  padding: 5rem 1.5rem calc(8rem + env(safe-area-inset-bottom));
  max-width: 80rem;
  margin: 0 auto;
}

/* Utility to prevent any container content from being trapped behind the floating bottom bar */
.has-bottom-nav {
  padding-bottom: calc(8rem + env(safe-area-inset-bottom)) !important;
}

.page-content--admin {
  padding-top: 5.5rem;
}

.section-header {
  font-family: var(--font-headline);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--outline);
  margin-bottom: 1.5rem;
}

/* ─── Image Upload Zone ─────────────────────────────────────── */
.upload-zone {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-xl);
  border: 2px dashed var(--outline-variant);
  background: var(--surface-container-low);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s;
  overflow: hidden;
}

.upload-zone:hover {
  background: var(--surface-container-high);
  border-color: var(--primary);
}

.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.upload-zone__preview {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ─── Quantity Controls ─────────────────────────────────────── */
.qty-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface-container-high);
  border-radius: var(--radius-lg);
  padding: 0.25rem;
}

.qty-controls__btn {
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 1rem;
  transition: background 0.15s;
}

.qty-controls__btn:hover {
  background: var(--surface-container-highest);
}

.qty-controls__value {
  width: 2rem;
  text-align: center;
  font-weight: 700;
  font-size: 0.875rem;
}

/* ─── Tag / Chip ────────────────────────────────────────────── */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.chip--primary {
  background: var(--primary);
  color: var(--on-primary);
}

.chip--surface {
  background: var(--surface-container-high);
  color: var(--on-surface-variant);
}

.chip--success {
  background: #dcfce7;
  color: #166534;
}

.chip--warning {
  background: #fef9c3;
  color: #854d0e;
}

.chip--error {
  background: var(--error-container);
  color: #410002;
}

/* ─── Responsive Container ──────────────────────────────────── */
@media (min-width: 768px) {
  .page-content {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

@media (min-width: 1024px) {
  .page-content {
    padding-left: 3rem;
    padding-right: 3rem;
  }
}

/* ─── Admin data table ──────────────────────────────────────── */
.data-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.data-list__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  transition: all 0.15s;
}

.data-list__item:nth-child(even) {
  background: var(--surface-container-low);
}

.data-list__item:hover {
  box-shadow: var(--shadow-soft);
}

.data-list__image {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-lg);
  object-fit: cover;
  flex-shrink: 0;
}

.data-list__info {
  flex: 1;
  min-width: 0;
}

.data-list__actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* ─── Checkout Success ──────────────────────────────────────── */
.success-animation {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
  animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(1rem);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.success-checkmark {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background: linear-gradient(to right, var(--primary), var(--primary-container));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  animation: scaleIn 0.4s 0.2s ease both;
}

@keyframes scaleIn {
  from {
    transform: scale(0);
  }

  to {
    transform: scale(1);
  }
}

/* ─── WhatsApp Button ───────────────────────────────────────── */
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 1.125rem 2rem;
  background: #25D366;
  color: #fff;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.9375rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3);
  transition: all 0.15s;
}

.btn-whatsapp:hover {
  background: #22c55e;
  transform: scale(1.01);
}

.btn-whatsapp:active {
  transform: scale(0.97);
}

.btn-whatsapp svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ════════════════════════════════════════════════════════════
   NATIVE PWA TOUCH PERFORMANCE & INTERACTION STANDARD
   ════════════════════════════════════════════════════════════ */

/* ─── 1. Eliminate Browser Highlight & Context Callouts ─── */
*, *::before, *::after {
  -webkit-tap-highlight-color: transparent !important;
  outline: none !important;
}

img, a {
  -webkit-touch-callout: none !important; /* Disables link/image long-press save menu in standalone mode */
}

/* Enforce fluid text selection only in user-input fields */
input, select, textarea, [contenteditable="true"] {
  -webkit-user-select: text !important;
  -moz-user-select: text !important;
  -ms-user-select: text !important;
  user-select: text !important;
}

/* ─── 2. Viewport Overscroll (Pull-To-Refresh Prevention) ─── */
html, body {
  overscroll-behavior-y: none !important;
  overscroll-behavior-x: none !important;
}

/* ─── 3. iOS Focus Zoom Auto-Correction ─── */
@media screen and (max-width: 768px) {
  input, select, textarea, [contenteditable="true"], .minimal-input, .minimal-select {
    font-size: 16px !important; /* Prevents WebKit from auto-zooming in when a text input is focused */
  }
}

/* ─── 4. Hardware-Accelerated Smooth Scrolling Containers ─── */
.overflow-x-auto, .overflow-y-auto, .category-pills, .modal-content, #notificationList, .data-list {
  -webkit-overflow-scrolling: touch !important; /* Enables inertial swipe momentum on iOS Safari */
  overscroll-behavior-y: contain !important; /* Traps dynamic scroll boundaries inside active components */
  overscroll-behavior-x: contain !important;
  will-change: scroll-position !important;
}

/* ─── 5. High-Fidelity Tactile Springs (Immediate Feedbacks) ─── */
/* Web browsers suffer from lazy active rendering. These active spring configurations provide instant visual feedback on press. */

.btn-primary, .btn-secondary, .btn-landing, .btn-icon, .btn-danger, .btn-whatsapp, .icon-btn {
  transition: transform 0.25s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.25s cubic-bezier(0.25, 1, 0.5, 1) !important;
  touch-action: manipulation !important; /* Removes double-tap latency */
}

.btn-primary:active, .btn-landing--primary:active {
  transform: scale(0.96) !important;
  opacity: 0.92 !important;
  transition: transform 0.04s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.04s !important;
}

.btn-secondary:active, .btn-landing--outline:active, .btn-danger:active {
  transform: scale(0.96) !important;
  opacity: 0.88 !important;
  transition: transform 0.04s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.04s !important;
}

.btn-whatsapp:active {
  transform: scale(0.96) !important;
  background-color: #22c55e !important;
  transition: transform 0.04s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

.btn-icon:active, .icon-btn:active {
  transform: scale(0.88) !important;
  background-color: var(--surface-container-highest) !important;
  transition: transform 0.04s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

/* Product Card spring mechanics */
.product-card {
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.3s cubic-bezier(0.25, 1, 0.5, 1) !important;
  touch-action: manipulation !important;
}

.product-card:active {
  transform: scale(0.96) !important;
  transition: transform 0.04s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

/* Category Pill spring mechanics */
.category-pill {
  transition: all 0.25s cubic-bezier(0.25, 1, 0.5, 1) !important;
  touch-action: manipulation !important;
}

.category-pill:active {
  transform: scale(0.94) !important;
  transition: transform 0.04s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

/* ─── 6. iOS Notch & Status Bar Compatibility (Safe Insets) ─── */
.top-app-bar {
  padding-top: calc(1rem + env(safe-area-inset-top)) !important;
  height: calc(4rem + env(safe-area-inset-top)) !important;
  transition: background-color 0.2s ease !important;
}

/* Dynamically adjust floating dock with physical Safe areas on modern notched screens */
.bottom-nav, .bottom-nav-admin {
  bottom: calc(1.5rem + env(safe-area-inset-bottom)) !important;
  transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

.bottom-nav__item, .bottom-nav-admin__item {
  transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

.bottom-nav__item:active, .bottom-nav-admin__item:active {
  transform: scale(0.9) !important;
  transition: transform 0.04s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

/* Main Content Spacing Safe offsets */
.page-content {
  padding-top: calc(5rem + env(safe-area-inset-top)) !important;
  padding-bottom: calc(8rem + env(safe-area-inset-bottom)) !important;
}

.page-content--admin {
  padding-top: calc(5.5rem + env(safe-area-inset-top)) !important;
  padding-bottom: calc(8rem + env(safe-area-inset-bottom)) !important;
}

/* Side Drawer Link dynamic feedback */
.drawer-link {
  transition: all 0.25s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

.drawer-link:active {
  transform: scale(0.96) !important;
  background-color: var(--surface-container-high) !important;
  transition: transform 0.04s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

/* Drawer overlays */
#sideDrawer {
  backdrop-filter: blur(8px) !important;
  -webkit-backdrop-filter: blur(8px) !important;
}

.modal-overlay {
  transition: opacity 0.3s cubic-bezier(0.25, 1, 0.5, 1), backdrop-filter 0.3s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

.modal-content {
  transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

/* Multi-line Truncation Utility */
.line-clamp-2 {
  display: block;
  max-height: 3em; /* 2 lines * 1.5 line-height */
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ─── Global Print / PDF Styles ─────────────────────────────── */
/* Applied to every page that uses styles.css — hides all navigation
   and shell chrome so only the printable content appears in PDFs.    */
@media print {
  /* Navigation bars */
  .top-app-bar,
  header,
  .bottom-nav,
  .bottom-nav-admin,
  nav,
  /* Shell-injected elements */
  #sideDrawer,
  .modal-overlay,
  /* Utility UI */
  #kwabz-toast,
  .kwabz-toast,
  #pageOverlay,
  /* Common action-only UI */
  .icon-btn,
  .export-section {
    display: none !important;
  }

  /* Remove fixed padding introduced by the top app bar */
  .page-content,
  .page-content--admin {
    padding-top: 0 !important;
    margin-top: 0 !important;
  }

  /* Force clean white background */
  body, html {
    background: #ffffff !important;
    color: #000000 !important;
  }

  /* Prevent page breaks inside cards */
  .card, .diag-card, .receipt-card {
    break-inside: avoid;
    box-shadow: none !important;
  }
}

/* ==========================================
   Docx Helper Drawer
   ========================================== */
.docx-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1100;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}
.docx-drawer-overlay.open {
  display: block;
  opacity: 1;
}
.docx-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(500px, 100vw);
  background: var(--surface-container-lowest);
  border-left: 1px solid var(--outline-variant);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.15);
  z-index: 1101;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1);
}
.docx-drawer-overlay.open .docx-drawer {
  transform: translateX(0);
}
.docx-drawer-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--outline-variant);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface-container-low);
}
.docx-drawer-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1rem;
  color: var(--on-surface);
}
.docx-drawer-content {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.docx-dropzone {
  border: 2px dashed var(--outline-variant);
  border-radius: var(--radius-xl);
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  background: var(--surface-container-low);
  position: relative;
  transition: all 0.25s;
}
.docx-dropzone:hover {
  border-color: var(--primary);
  background: rgba(37,99,235,0.04);
}
.docx-dropzone input[type=file] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}
.docx-preview-box {
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-xl);
  background: var(--surface-container-low);
  padding: 1.25rem;
  min-height: 250px;
  overflow-y: auto;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--on-surface);
}
.docx-preview-box, .docx-preview-box * {
  -webkit-user-select: text !important;
  -moz-user-select: text !important;
  -ms-user-select: text !important;
  user-select: text !important;
}
.docx-preview-box h1, .docx-preview-box h2, .docx-preview-box h3 {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  font-family: var(--font-headline);
  font-weight: 700;
  color: var(--primary);
}
.docx-preview-box p {
  margin-bottom: 0.75rem;
}
.docx-preview-box table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}
.docx-preview-box th, .docx-preview-box td {
  border: 1px solid var(--outline-variant);
  padding: 0.5rem;
  text-align: left;
}
.docx-preview-box th {
  background: var(--surface-container-high);
}
.docx-toolbar {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}
.docx-drawer-overlay, .docx-drawer {
  user-select: auto;
}