/**
 * ==============================================================================
 * KneesUp - Progressive Joint Orthopedics & Manual Rehabilitation
 * Core Stylesheet (Senior Modular CSS Architecture)
 * ==============================================================================
 * @namespace KneesUp
 * @version 1.0.0
 * Pure modern CSS: Custom Properties, Fluid Typography, Modern Grid/Flexbox,
 * BEM-inspired semantic namespaces (ku-*), zero legacy dependencies.
 */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Inter:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

/* --- 1. CSS Design Tokens & Theme Variables --- */
:root {
  /* Brand Medical Palette - Warm Terracotta & Japanese Persimmon */
  --ku-primary: #c45b34;
  --ku-primary-hover: #a34825;
  --ku-primary-light: #fff7ed;
  --ku-primary-border: #fed7aa;
  --ku-primary-gradient: linear-gradient(135deg, #c45b34 0%, #d97736 100%);
  
  --ku-secondary: #1c1917;
  --ku-secondary-light: #292524;
  
  --ku-accent: #15803d;
  --ku-accent-soft: #f0fdf4;
  --ku-gold: #d97706;
  --ku-gold-soft: #fef3c7;
  --ku-danger: #dc2626;
  --ku-danger-soft: #fee2e2;
  
  /* Neutrals & Surfaces - Warm Rice Paper & Natural Linen */
  --ku-bg: #ffffff;
  --ku-bg-subtle: #fcfaf6;
  --ku-bg-card: #ffffff;
  --ku-border: #ede6dd;
  --ku-border-strong: #d6cbbe;
  
  /* Text */
  --ku-text-main: #1c1917;
  --ku-text-muted: #78716c;
  --ku-text-soft: #a8a29e;
  --ku-text-inverse: #ffffff;
  
  /* Typography */
  --ku-font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --ku-font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Shadows & Elevations */
  --ku-shadow-xs: 0 1px 2px rgba(28, 25, 23, 0.05);
  --ku-shadow-sm: 0 1px 3px rgba(28, 25, 23, 0.08), 0 1px 2px rgba(28, 25, 23, 0.04);
  --ku-shadow-md: 0 4px 6px -1px rgba(28, 25, 23, 0.08), 0 2px 4px -2px rgba(28, 25, 23, 0.05);
  --ku-shadow-lg: 0 10px 15px -3px rgba(28, 25, 23, 0.08), 0 4px 6px -4px rgba(28, 25, 23, 0.04);
  --ku-shadow-xl: 0 20px 25px -5px rgba(28, 25, 23, 0.1), 0 8px 10px -6px rgba(28, 25, 23, 0.04);
  --ku-shadow-glow: 0 0 25px rgba(196, 91, 52, 0.25);
  
  /* Radii */
  --ku-radius-xs: 4px;
  --ku-radius-sm: 8px;
  --ku-radius-md: 12px;
  --ku-radius-lg: 16px;
  --ku-radius-xl: 24px;
  --ku-radius-full: 9999px;
  
  /* Layout Transitions */
  --ku-transition-fast: 0.15s ease;
  --ku-transition-normal: 0.25s ease;
  --ku-transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Max widths */
  --ku-container-max: 1280px;
}

/* --- 2. Universal Reset & Base Styles --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  min-height: 100%;
}

body {
  font-family: var(--ku-font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ku-text-main);
  background-color: var(--ku-bg-subtle);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main, .ku-cart-page-main {
  flex: 1 0 auto;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

a {
  color: var(--ku-primary);
  text-decoration: none;
  transition: color var(--ku-transition-fast);
}

a:hover {
  color: var(--ku-primary-hover);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--ku-font-heading);
  color: var(--ku-secondary);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 4vw + 1rem, 3.25rem); }
h2 { font-size: clamp(1.6rem, 2.5vw + 1rem, 2.4rem); }
h3 { font-size: clamp(1.3rem, 1.8vw + 0.8rem, 1.85rem); }
h4 { font-size: 1.35rem; }
h5 { font-size: 1.15rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: 1rem;
}
p:last-child {
  margin-bottom: 0;
}

ul, ol {
  list-style: none;
}

/* --- 3. Utility Container & Grid System --- */
.ku-container {
  width: 100%;
  max-width: var(--ku-container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.ku-container--narrow {
  max-width: 960px;
}

.ku-grid {
  display: grid;
  gap: 1.5rem;
}

.ku-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ku-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ku-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (max-width: 1024px) {
  .ku-grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ku-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
  .ku-container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .ku-grid-4, .ku-grid-3, .ku-grid-2 {
    grid-template-columns: 1fr;
  }
}

/* Responsive Table Wrapper */
.ku-table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 1.5rem;
  border-radius: var(--ku-radius-xl);
  scrollbar-width: thin;
}

.ku-table-responsive::-webkit-scrollbar {
  height: 6px;
}

.ku-table-responsive::-webkit-scrollbar-thumb {
  background: var(--ku-border-strong);
  border-radius: 3px;
}

.ku-flex { display: flex; }
.ku-flex-center { display: flex; align-items: center; justify-content: center; }
.ku-flex-between { display: flex; align-items: center; justify-content: space-between; }
.ku-items-center { align-items: center; }
.ku-justify-between { justify-content: space-between; }
.ku-gap-1 { gap: 0.5rem; }
.ku-gap-2 { gap: 1rem; }
.ku-gap-3 { gap: 1.5rem; }

/* --- 4. Badges & Tags --- */
.ku-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.6rem;
  border-radius: var(--ku-radius-full);
  line-height: 1.2;
  width: fit-content;
  max-width: 100%;
  white-space: nowrap;
  box-shadow: 0 1px 2px rgba(28, 25, 23, 0.04);
}

.ku-badge--primary {
  background: var(--ku-primary-light);
  color: var(--ku-primary);
  border: 1px solid var(--ku-primary-border);
}

.ku-badge--success {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.ku-badge--rehab {
  background: #f1f5f9;
  color: #334155;
  border: 1px solid #cbd5e1;
}

.ku-badge--vital {
  background: #fffbeb;
  color: #b45309;
  border: 1px solid #fde68a;
}

.ku-badge--eco {
  background: #f0fdf4;
  color: #15803d;
  border: 1px solid #bbf7d0;
}

.ku-badge--gold {
  background: var(--ku-gold-soft);
  color: #b45309;
  border: 1px solid #fde68a;
}

.ku-badge--danger {
  background: var(--ku-danger-soft);
  color: var(--ku-danger);
  border: 1px solid #fecaca;
}

/* --- 5. Senior Buttons & Interactive Controls --- */
.ku-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--ku-font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  padding: 0.85rem 1.6rem;
  border-radius: var(--ku-radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--ku-transition-fast);
  white-space: nowrap;
  text-decoration: none;
}

.ku-btn--primary {
  background: var(--ku-primary-gradient);
  color: var(--ku-text-inverse);
  box-shadow: var(--ku-shadow-sm);
}

.ku-btn--primary:hover {
  color: var(--ku-text-inverse);
  box-shadow: var(--ku-shadow-glow);
  transform: translateY(-1px);
}

.ku-btn--secondary {
  background: var(--ku-secondary);
  color: var(--ku-text-inverse);
}

.ku-btn--secondary:hover {
  background: var(--ku-secondary-light);
  color: var(--ku-text-inverse);
  transform: translateY(-1px);
}

.ku-btn--outline {
  background: transparent;
  color: var(--ku-secondary);
  border-color: var(--ku-border-strong);
}

.ku-btn--outline:hover {
  background: var(--ku-bg-subtle);
  border-color: var(--ku-secondary);
  color: var(--ku-secondary);
}

.ku-btn--outline-light {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff !important;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(4px);
}

.ku-btn--outline-light:hover {
  background: #ffffff !important;
  color: var(--ku-secondary) !important;
  border-color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.ku-cta-banner .ku-btn--outline {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff !important;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(4px);
}

.ku-cta-banner .ku-btn--outline:hover {
  background: #ffffff !important;
  color: var(--ku-secondary) !important;
  border-color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.ku-btn--sm {
  font-size: 0.825rem;
  padding: 0.55rem 1rem;
  border-radius: var(--ku-radius-sm);
}

.ku-btn--lg {
  font-size: 1.1rem;
  padding: 1.1rem 2.25rem;
  border-radius: var(--ku-radius-lg);
}

.ku-btn--full {
  width: 100%;
}

.ku-btn:disabled, .ku-btn.disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

/* --- 6. Top Announcement Bar --- */
.ku-topbar {
  background: var(--ku-secondary);
  color: #cbd5e1;
  font-size: 0.775rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.25rem 0;
  line-height: 1.35;
  transition: all var(--ku-transition-fast);
}

.ku-topbar .ku-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 0.75rem;
  position: relative;
}

.ku-topbar__item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  font-size: 0.775rem;
}

.ku-topbar__item strong {
  color: #ffffff;
}

.ku-topbar__promo {
  color: #fb923c;
  font-weight: 600;
}

.ku-topbar__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: #94a3b8;
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0 0.35rem;
  line-height: 1;
  transition: color var(--ku-transition-fast);
  margin-left: 0.5rem;
}

.ku-topbar__close:hover {
  color: white;
}

@media (max-width: 1200px) {
  .ku-topbar__item:nth-child(3) {
    display: none;
  }
}

@media (max-width: 860px) {
  .ku-topbar {
    padding: 0.2rem 0;
    font-size: 0.74rem;
  }
  .ku-topbar .ku-container {
    justify-content: center;
  }
  .ku-topbar__item:nth-child(1),
  .ku-topbar__item:nth-child(3) {
    display: none;
  }
  .ku-topbar__item {
    font-size: 0.74rem;
    text-align: center;
    justify-content: center;
    max-width: calc(100% - 36px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .ku-topbar__close {
    position: absolute;
    right: 0.25rem;
    top: 50%;
    transform: translateY(-50%);
  }
}

@media (max-width: 480px) {
  .ku-topbar {
    padding: 0.16rem 0;
    font-size: 0.7rem;
  }
  .ku-topbar__item {
    font-size: 0.7rem;
  }
}

/* --- 7. Main Header & Navigation --- */
.ku-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ku-border);
  transition: all var(--ku-transition-fast);
}

.ku-header--scrolled {
  box-shadow: var(--ku-shadow-md);
}

.ku-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0;
  gap: 1rem;
  width: 100%;
}

/* Brand Logo */
.ku-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
  font-family: var(--ku-font-heading);
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--ku-secondary);
  letter-spacing: -0.03em;
  text-decoration: none;
}

.ku-brand__icon {
  width: 38px;
  height: 38px;
  border-radius: var(--ku-radius-sm);
  background: var(--ku-primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  box-shadow: 0 4px 10px rgba(196, 91, 52, 0.3);
}

.ku-brand span {
  color: var(--ku-primary);
}

.ku-brand__sub {
  display: block;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ku-text-muted);
  line-height: 1;
  margin-top: -2px;
}

/* Nav Menu */
.ku-nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  flex-wrap: nowrap;
}

.ku-nav__link {
  font-family: var(--ku-font-heading);
  font-weight: 600;
  font-size: 0.885rem;
  color: var(--ku-text-main);
  padding: 0.4rem 0.2rem;
  position: relative;
  transition: color var(--ku-transition-fast);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  text-decoration: none;
}

.ku-nav__link:hover, .ku-nav__link.active {
  color: var(--ku-primary);
}

.ku-nav__link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--ku-primary);
  border-radius: 2px;
}

/* Dropdown */
.ku-nav__dropdown-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.ku-nav__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 260px;
  background: var(--ku-bg-card);
  border: 1px solid var(--ku-border);
  border-radius: var(--ku-radius-md);
  box-shadow: var(--ku-shadow-xl);
  padding: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  z-index: 250;
  margin-top: 0.35rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s ease;
  transition-delay: 0.15s;
}

/* Invisible bridge: covers the gap and corners so hover is never broken */
.ku-nav__dropdown::before {
  content: '';
  position: absolute;
  top: -18px;
  left: -20px;
  right: -20px;
  height: 20px;
  background: transparent;
  display: block;
  pointer-events: auto;
}

.ku-nav__dropdown--right {
  left: auto;
  right: 0;
}

.ku-nav__dropdown-wrap:hover .ku-nav__dropdown,
.ku-nav__dropdown-wrap:focus-within .ku-nav__dropdown,
.ku-nav__dropdown:hover {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition-delay: 0s;
}

.ku-nav__dropdown-item {
  padding: 0.55rem 0.75rem;
  border-radius: var(--ku-radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ku-text-main);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: all var(--ku-transition-fast);
  text-decoration: none;
}

.ku-nav__dropdown-item:hover {
  background: var(--ku-primary-light);
  color: var(--ku-primary);
  transform: translateX(3px);
}

/* Header Actions */
.ku-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.ku-action-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--ku-radius-full);
  background: var(--ku-bg-subtle);
  border: 1px solid var(--ku-border);
  color: var(--ku-secondary);
  font-size: 1.05rem;
  cursor: pointer;
  transition: all var(--ku-transition-fast);
  text-decoration: none;
}

.ku-action-btn:hover {
  background: var(--ku-primary-light);
  color: var(--ku-primary);
  border-color: var(--ku-primary-border);
}

.ku-action-btn__badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--ku-primary);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid white;
}

.ku-cart-summary {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  margin-left: 0.25rem;
}

.ku-cart-summary__label {
  font-size: 0.7rem;
  color: var(--ku-text-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ku-cart-summary__val {
  font-family: var(--ku-font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ku-secondary);
}

/* Mobile Toggle */
.ku-mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--ku-secondary);
  cursor: pointer;
  padding: 0.4rem;
}

@media (max-width: 1080px) {
  .ku-nav { display: none; }
  .ku-mobile-toggle { display: block; }
  .ku-cart-summary { display: none; }
}

@media (max-width: 480px) {
  .ku-header {
    padding: 0;
  }
  .ku-header__inner {
    padding: 0.45rem 0;
  }
  .ku-brand {
    font-size: 1.25rem;
    gap: 0.4rem;
  }
  .ku-brand__icon {
    width: 30px;
    height: 30px;
    font-size: 0.9rem;
  }
  .ku-brand__sub {
    display: none;
  }
  .ku-header__actions {
    gap: 0.35rem;
  }
  .ku-action-btn {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }
}

/* --- 8. Mobile Navigation Drawer --- */
.ku-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--ku-transition-normal);
}

.ku-drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.ku-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 85%;
  max-width: 360px;
  height: 100vh;
  background: var(--ku-bg-card);
  z-index: 999;
  box-shadow: var(--ku-shadow-xl);
  transform: translateX(100%);
  transition: transform var(--ku-transition-smooth);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.ku-drawer.active {
  transform: translateX(0);
}

.ku-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--ku-border);
}

.ku-drawer__close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--ku-text-muted);
}

.ku-drawer__nav {
  padding: 1rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.ku-drawer__link {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0.75rem 0.5rem;
  font-family: var(--ku-font-heading);
  font-weight: 600;
  color: var(--ku-text-main);
  border-radius: var(--ku-radius-sm);
  transition: all var(--ku-transition-fast);
}

.ku-drawer__link:hover, .ku-drawer__link.active {
  background: var(--ku-primary-light);
  color: var(--ku-primary);
  padding-left: 0.85rem;
}

.ku-drawer__count {
  font-family: var(--ku-font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ku-primary);
  margin-left: 0.45rem;
  line-height: 1;
}

.ku-drawer__link:hover .ku-drawer__count,
.ku-drawer__link.active .ku-drawer__count {
  color: var(--ku-primary-hover);
}

/* --- 9. Hero Sections --- */
.ku-hero {
  position: relative;
  background: linear-gradient(180deg, #fff7ed 0%, #ffffff 100%);
  padding: 4.5rem 0 3.5rem;
  overflow: hidden;
}

.ku-hero__grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

.ku-hero__content {
  position: relative;
  z-index: 2;
}

.ku-hero__title {
  margin: 1rem 0 1.25rem;
  color: var(--ku-secondary);
}

.ku-hero__lead {
  font-size: 1.15rem;
  color: var(--ku-text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
}

.ku-hero__features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--ku-border);
}

.ku-hero-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.ku-hero-feature__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--ku-radius-sm);
  background: var(--ku-primary-light);
  color: var(--ku-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.ku-hero-feature__text h5 {
  font-size: 0.925rem;
  margin-bottom: 0.2rem;
}

.ku-hero-feature__text p {
  font-size: 0.8rem;
  color: var(--ku-text-muted);
  line-height: 1.35;
}

.ku-hero__media {
  position: relative;
}

.ku-hero__card {
  position: relative;
  background: white;
  border-radius: var(--ku-radius-xl);
  overflow: hidden;
  box-shadow: var(--ku-shadow-xl);
  border: 1px solid var(--ku-border);
}

.ku-hero__card > img,
.ku-hero__card-img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  display: block;
}

.ku-hero__badge-floating {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--ku-radius-lg);
  padding: 0.875rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 12px 30px -8px rgba(28, 25, 23, 0.2), 0 4px 10px rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 2;
}

.ku-hero__badge-avatar {
  width: 54px !important;
  min-width: 54px !important;
  max-width: 54px !important;
  height: 54px !important;
  min-height: 54px !important;
  max-height: 54px !important;
  border-radius: 50% !important;
  object-fit: cover !important;
  border: 2.5px solid var(--ku-primary) !important;
  flex-shrink: 0 !important;
  box-shadow: var(--ku-shadow-sm);
  display: block;
}

.ku-hero__badge-content {
  flex: 1;
  min-width: 0;
}

.ku-hero__badge-content h6 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ku-secondary);
  margin: 0 0 0.25rem 0;
  line-height: 1.3;
}

.ku-hero__badge-content p {
  font-size: 0.82rem;
  color: var(--ku-text-muted);
  line-height: 1.35;
  margin: 0;
}

@media (max-width: 991px) {
  .ku-hero__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .ku-hero__card > img,
  .ku-hero__card-img {
    height: 400px;
  }
}

@media (max-width: 640px) {
  .ku-hero__features {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .ku-hero__card > img,
  .ku-hero__card-img {
    height: 340px;
  }
  .ku-hero__badge-floating {
    bottom: 0.75rem;
    left: 0.75rem;
    right: 0.75rem;
    padding: 0.75rem 1rem;
    gap: 0.75rem;
  }
  .ku-hero__badge-avatar {
    width: 44px !important;
    min-width: 44px !important;
    max-width: 44px !important;
    height: 44px !important;
    min-height: 44px !important;
    max-height: 44px !important;
  }
  .ku-hero__badge-content h6 {
    font-size: 0.85rem;
  }
  .ku-hero__badge-content p {
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .ku-hero__card > img,
  .ku-hero__card-img {
    height: 280px;
  }
  .ku-hero__badge-floating {
    bottom: 0.5rem;
    left: 0.5rem;
    right: 0.5rem;
    padding: 0.6rem 0.75rem;
    gap: 0.5rem;
  }
  .ku-hero__badge-avatar {
    width: 38px !important;
    min-width: 38px !important;
    max-width: 38px !important;
    height: 38px !important;
    min-height: 38px !important;
    max-height: 38px !important;
  }
  .ku-hero__badge-content h6 {
    font-size: 0.8rem;
  }
  .ku-hero__badge-content p {
    font-size: 0.7rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
}

/* --- 10. Physiotherapist Lead Banner --- */
.ku-physio-box {
  background: white;
  border-radius: var(--ku-radius-xl);
  padding: 2.5rem;
  border: 1px solid var(--ku-border);
  box-shadow: var(--ku-shadow-md);
  margin: 3.5rem 0;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2.5rem;
  align-items: center;
}

.ku-physio-box__photo {
  position: relative;
}

.ku-physio-box__photo img {
  width: 100%;
  height: 240px;
  border-radius: var(--ku-radius-lg);
  object-fit: cover;
}

.ku-physio-box__verified {
  position: absolute;
  bottom: -10px;
  right: -10px;
  background: var(--ku-primary);
  color: white;
  padding: 0.4rem 0.8rem;
  border-radius: var(--ku-radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  box-shadow: var(--ku-shadow-sm);
}

.ku-physio-box__content blockquote {
  font-size: 1.15rem;
  font-style: italic;
  color: var(--ku-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.ku-physio-box__meta h5 {
  font-size: 1.1rem;
  color: var(--ku-secondary);
  margin-bottom: 0.25rem;
}

.ku-physio-box__meta p {
  font-size: 0.875rem;
  color: var(--ku-text-muted);
}

@media (max-width: 768px) {
  .ku-physio-box {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 1.75rem;
  }
  .ku-physio-box__photo img {
    height: 200px;
    max-width: 200px;
    margin: 0 auto;
  }
  .ku-physio-box__verified {
    right: 50%;
    transform: translateX(50%);
  }
}

/* --- 11. Product Cards & Catalog --- */
.ku-product-card {
  background: var(--ku-bg-card);
  border-radius: var(--ku-radius-lg);
  border: 1px solid var(--ku-border);
  overflow: hidden;
  transition: all var(--ku-transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
}

.ku-product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ku-shadow-lg);
  border-color: var(--ku-primary-border);
}

.ku-product-card__media {
  position: relative;
  aspect-ratio: 1 / 1;
  background: #f5f0eb;
  overflow: hidden;
}

.ku-product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.ku-product-card:hover .ku-product-card__media img {
  transform: scale(1.05);
}

.ku-product-card__badges {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  z-index: 2;
  pointer-events: none;
}

.ku-product-card__wishlist-btn {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  border: 1px solid var(--ku-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ku-text-muted);
  cursor: pointer;
  transition: all var(--ku-transition-fast);
  z-index: 2;
}

.ku-product-card__wishlist-btn:hover, .ku-product-card__wishlist-btn.active {
  color: var(--ku-danger);
  background: white;
  transform: scale(1.1);
}

.ku-product-card__body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.ku-product-card__category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ku-primary);
  margin-bottom: 0.35rem;
}

.ku-product-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ku-secondary);
  margin-bottom: 0.5rem;
}

.ku-product-card__title a {
  color: inherit;
}
.ku-product-card__title a:hover {
  color: var(--ku-primary);
}

.ku-product-card__physio-tip {
  font-size: 0.8rem;
  color: var(--ku-text-muted);
  line-height: 1.4;
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ku-product-card__rating {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--ku-gold);
  margin-bottom: 0.75rem;
}

.ku-product-card__rating-count {
  color: var(--ku-text-soft);
}

.ku-product-card__footer {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--ku-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ku-product-card__price-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.ku-product-card__price {
  font-family: var(--ku-font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--ku-secondary);
}

.ku-product-card__old-price {
  font-size: 0.9rem;
  color: var(--ku-text-soft);
  text-decoration: line-through;
}

/* --- 12. Breadcrumbs & Section Headers --- */
.ku-breadcrumb-bar {
  background: var(--ku-bg-subtle);
  border-bottom: 1px solid var(--ku-border);
  padding: 1.25rem 0;
}

.ku-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--ku-text-muted);
}

.ku-breadcrumb a {
  color: var(--ku-text-muted);
}
.ku-breadcrumb a:hover {
  color: var(--ku-primary);
}

.ku-breadcrumb__separator {
  color: var(--ku-text-soft);
}

.ku-section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem;
}

.ku-section-head__subtitle {
  font-size: 0.825rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ku-primary);
  margin-bottom: 0.5rem;
}

.ku-section-head__title {
  margin-bottom: 0.85rem;
}

.ku-section-head__desc {
  font-size: 1.05rem;
  color: var(--ku-text-muted);
}

/* --- 13. Product Details Page Elements --- */
.ku-details-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.5rem;
  margin: 2.5rem 0 4rem;
}

.ku-gallery {
  position: sticky;
  top: 90px;
}

.ku-gallery__main {
  border-radius: var(--ku-radius-xl);
  overflow: hidden;
  border: 1px solid var(--ku-border);
  background: white;
  aspect-ratio: 1 / 1;
  box-shadow: var(--ku-shadow-md);
  margin-bottom: 1rem;
}

.ku-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ku-gallery__thumbs {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.ku-gallery__thumb {
  width: 80px;
  height: 80px;
  border-radius: var(--ku-radius-md);
  border: 2px solid var(--ku-border);
  overflow: hidden;
  cursor: pointer;
  flex-shrink: 0;
  transition: all var(--ku-transition-fast);
}

.ku-gallery__thumb.active, .ku-gallery__thumb:hover {
  border-color: var(--ku-primary);
  box-shadow: 0 0 0 2px var(--ku-primary-light);
}

.ku-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Product Info */
.ku-info__badge-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.ku-info__title {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.ku-info__meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--ku-border);
  margin-bottom: 1.5rem;
}

.ku-info__rating {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ku-gold);
  font-weight: 700;
  font-size: 0.9rem;
}

.ku-info__price-box {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.ku-info__price {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--ku-secondary);
}

.ku-info__old-price {
  font-size: 1.2rem;
  color: var(--ku-text-soft);
  text-decoration: line-through;
}

.ku-info__physio-quote {
  background: var(--ku-primary-light);
  border-left: 4px solid var(--ku-primary);
  border-radius: 0 var(--ku-radius-md) var(--ku-radius-md) 0;
  padding: 1.15rem 1.35rem;
  margin-bottom: 1.75rem;
  font-size: 0.925rem;
  line-height: 1.55;
  color: #9a3412;
}

/* Variant Selector */
.ku-variant-group {
  margin-bottom: 1.5rem;
}

.ku-variant-group__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.65rem;
}

.ku-variant-group__label {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ku-secondary);
}

.ku-variant-group__size-btn {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--ku-primary);
  cursor: pointer;
  background: none;
  border: none;
  text-decoration: underline;
}

.ku-variant-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.ku-variant-opt {
  padding: 0.65rem 1.15rem;
  border-radius: var(--ku-radius-md);
  border: 1.5px solid var(--ku-border);
  background: white;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ku-secondary);
  cursor: pointer;
  transition: all var(--ku-transition-fast);
}

.ku-variant-opt:hover {
  border-color: var(--ku-primary);
}

.ku-variant-opt.active {
  border-color: var(--ku-primary);
  background: var(--ku-primary-light);
  color: var(--ku-primary);
  box-shadow: 0 0 0 2px var(--ku-primary-border);
}

/* Action Bar */
.ku-action-row {
  display: flex;
  gap: 1rem;
  margin: 2rem 0;
}

.ku-quantity-stepper {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--ku-border);
  border-radius: var(--ku-radius-md);
  background: white;
  overflow: hidden;
}

.ku-quantity-btn {
  width: 44px;
  height: 48px;
  background: none;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ku-secondary);
  transition: background var(--ku-transition-fast);
}

.ku-quantity-btn:hover {
  background: var(--ku-bg-subtle);
}

.ku-quantity-input {
  width: 50px;
  height: 48px;
  border: none;
  text-align: center;
  font-weight: 700;
  font-size: 1rem;
}

/* Guarantee Points */
.ku-trust-list {
  border-top: 1px solid var(--ku-border);
  padding-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.ku-trust-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--ku-text-muted);
}

.ku-trust-item i {
  color: var(--ku-primary);
  font-size: 1rem;
}

@media (max-width: 991px) {
  .ku-details-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .ku-gallery {
    position: static;
  }
}

@media (max-width: 640px) {
  .ku-info__title {
    font-size: 1.35rem;
    line-height: 1.25;
  }
  .ku-info__price {
    font-size: 1.6rem;
  }
  .ku-info__old-price {
    font-size: 0.95rem;
  }
  .ku-info__physio-quote {
    padding: 0.75rem 0.9rem;
    font-size: 0.825rem;
    margin-bottom: 1.15rem;
  }
  .ku-action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin: 1.15rem 0;
  }
  .ku-action-row .ku-quantity-stepper {
    width: 105px;
    height: 42px;
    flex-shrink: 0;
    justify-content: space-between;
  }
  .ku-action-row .ku-quantity-btn {
    width: 32px;
    height: 42px;
    min-height: 42px;
    font-size: 1rem;
  }
  .ku-action-row .ku-quantity-input {
    width: 40px;
    height: 42px;
    min-height: 42px;
    font-size: 0.925rem;
  }
  .ku-action-row #ku-add-cart-btn {
    flex: 1 1 180px;
    height: 42px;
    min-height: 42px;
    font-size: 0.875rem;
    padding: 0 0.75rem;
    justify-content: center;
  }
  .ku-action-row #ku-buy-now-btn {
    width: 100%;
    height: 42px;
    min-height: 42px;
    font-size: 0.875rem;
    padding: 0 0.75rem;
    justify-content: center;
  }
  .ku-trust-list {
    grid-template-columns: 1fr;
    gap: 0.55rem;
    padding-top: 1rem;
  }
  .ku-gallery__thumb {
    width: 56px;
    height: 56px;
  }
}

/* --- 14. Tabs Component --- */
.ku-tabs-wrap {
  margin: 3.5rem 0;
}

.ku-tabs-nav {
  display: flex;
  border-bottom: 2px solid var(--ku-border);
  gap: 1.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  white-space: nowrap;
}

.ku-tabs-nav::-webkit-scrollbar {
  display: none;
}

.ku-tab-btn {
  background: none;
  border: none;
  font-family: var(--ku-font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ku-text-muted);
  padding: 0.85rem 0;
  position: relative;
  cursor: pointer;
  transition: color var(--ku-transition-fast);
  white-space: nowrap;
}

.ku-tab-btn:hover, .ku-tab-btn.active {
  color: var(--ku-primary);
}

.ku-tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--ku-primary);
  border-radius: 3px 3px 0 0;
}

.ku-tab-pane {
  display: none;
  padding: 2.5rem 0;
}

.ku-tab-pane.active {
  display: block;
  animation: kuFadeIn 0.3s ease;
}

/* --- 15. Cart & Checkout Pages --- */
.ku-cart-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 2.5rem;
  margin: 3rem 0;
}

.ku-cart-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: white;
  border-radius: var(--ku-radius-xl);
  border: 1px solid var(--ku-border);
  overflow: hidden;
}

.ku-cart-table th {
  background: var(--ku-bg-subtle);
  padding: 1rem 1.5rem;
  text-align: left;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ku-text-muted);
  border-bottom: 1px solid var(--ku-border);
}

.ku-cart-table td {
  padding: 1.5rem;
  border-bottom: 1px solid var(--ku-border);
  vertical-align: middle;
}

.ku-cart-table tr:last-child td {
  border-bottom: none;
}

.ku-cart-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.ku-cart-item__img {
  width: 72px;
  height: 72px;
  border-radius: var(--ku-radius-md);
  object-fit: cover;
  border: 1px solid var(--ku-border);
}

.ku-cart-item__title {
  font-size: 0.975rem;
  font-weight: 700;
  color: var(--ku-secondary);
  margin-bottom: 0.25rem;
}

.ku-cart-item__variant {
  font-size: 0.8rem;
  color: var(--ku-text-muted);
}

.ku-cart-remove {
  background: none;
  border: none;
  color: var(--ku-text-soft);
  cursor: pointer;
  font-size: 1.15rem;
  transition: color var(--ku-transition-fast);
}

.ku-cart-remove:hover {
  color: var(--ku-danger);
}

.ku-cart-empty {
  background: white;
  border: 1px solid var(--ku-border);
  border-radius: 16px;
  padding: 3.5rem 1.5rem;
  text-align: center;
}

.ku-cart-item__mobile-price {
  display: none;
}

.ku-cart-mobile-total-label {
  display: none;
}

.ku-cart-bottom-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
  gap: 1rem;
}

.ku-cart-tax-note {
  font-size: 0.775rem;
  color: #a8a29e;
  text-align: right;
  margin-top: -0.5rem;
  margin-bottom: 1.25rem;
}

.ku-cart-coupon-wrap {
  margin: 1.5rem 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--ku-border);
}

.ku-cart-security {
  margin-top: 1.5rem;
  text-align: center;
  border-top: 1px solid var(--ku-border);
  padding-top: 1rem;
}

.ku-cart-security__ssl {
  font-size: 0.8rem;
  color: #64748b;
  margin-bottom: 0.5rem;
}

.ku-cart-security__badges {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: #475569;
}

/* Free shipping bar */
.ku-shipping-bar {
  background: var(--ku-primary-light);
  border: 1px solid var(--ku-primary-border);
  border-radius: var(--ku-radius-lg);
  padding: 1.25rem;
  margin-bottom: 1.75rem;
}

.ku-shipping-bar__progress-track {
  height: 8px;
  background: var(--ku-border);
  border-radius: var(--ku-radius-full);
  overflow: hidden;
  margin-top: 0.65rem;
}

.ku-shipping-bar__progress-fill {
  height: 100%;
  background: var(--ku-primary-gradient);
  border-radius: var(--ku-radius-full);
  transition: width 0.4s ease;
}

/* Order Summary Box */
.ku-summary-box {
  background: white;
  border: 1px solid var(--ku-border);
  border-radius: var(--ku-radius-xl);
  padding: 2rem;
  box-shadow: var(--ku-shadow-md);
  position: sticky;
  top: 90px;
}

.ku-summary-box__title {
  font-size: 1.35rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--ku-border);
}

.ku-summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
  font-size: 0.95rem;
  color: var(--ku-text-muted);
}

.ku-summary-row--total {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--ku-secondary);
  border-top: 1px solid var(--ku-border);
  padding-top: 1rem;
  margin-top: 1.25rem;
}

/* Coupon Box */
.ku-coupon-form {
  display: flex;
  gap: 0.5rem;
  margin: 1.25rem 0;
}

.ku-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--ku-radius-md);
  border: 1.5px solid var(--ku-border);
  background: white;
  transition: border-color var(--ku-transition-fast);
}

.ku-input:focus {
  outline: none;
  border-color: var(--ku-primary);
  box-shadow: 0 0 0 3px var(--ku-primary-light);
}

@media (max-width: 991px) {
  .ku-cart-grid {
    grid-template-columns: 1fr;
  }
}

/* --- 16. Checkout Form Layout --- */
.ku-checkout-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  margin: 3rem 0;
}

.ku-form-section {
  background: white;
  border: 1px solid var(--ku-border);
  border-radius: var(--ku-radius-xl);
  padding: 2rem;
  margin-bottom: 1.75rem;
}

.ku-form-section__title {
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ku-secondary);
}

.ku-form-group {
  margin-bottom: 1.15rem;
}

.ku-form-label {
  display: block;
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: 0.4rem;
  color: var(--ku-secondary);
}

.ku-form-label span {
  color: var(--ku-danger);
}

.ku-form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (max-width: 991px) {
  .ku-checkout-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin: 2rem 0;
  }
}

@media (max-width: 640px) {
  .ku-form-row { grid-template-columns: 1fr; }
  .ku-form-section { padding: 1.25rem 1rem; }
  .ku-radio-card { padding: 1rem; }
}

/* Shipping Method Radio Cards */
.ku-radio-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.15rem 1.35rem;
  border: 1.5px solid var(--ku-border);
  border-radius: var(--ku-radius-lg);
  margin-bottom: 0.75rem;
  cursor: pointer;
  transition: all var(--ku-transition-fast);
}

.ku-radio-card:hover {
  border-color: var(--ku-primary);
}

.ku-radio-card.active {
  border-color: var(--ku-primary);
  background: var(--ku-primary-light);
}

.ku-radio-card__left {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.ku-radio-custom {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--ku-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ku-radio-card.active .ku-radio-custom {
  border-color: var(--ku-primary);
}

.ku-radio-card.active .ku-radio-custom::after {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ku-primary);
}

/* --- 17. Interactive Size Calculator Modal --- */
.ku-modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--ku-transition-normal);
}

.ku-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.ku-modal__content {
  background: white;
  border-radius: var(--ku-radius-xl);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--ku-shadow-xl);
  position: relative;
  padding: 2.25rem;
  transform: translateY(20px);
  transition: transform var(--ku-transition-smooth);
}

.ku-modal.active .ku-modal__content {
  transform: translateY(0);
}

.ku-modal__close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--ku-text-soft);
  cursor: pointer;
}

.ku-modal__close:hover {
  color: var(--ku-secondary);
}

/* --- 18. Toast Notifications --- */
.ku-toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  z-index: 10000;
  pointer-events: none;
}

.ku-toast {
  background: white;
  border-radius: var(--ku-radius-lg);
  border: 1px solid var(--ku-border);
  box-shadow: var(--ku-shadow-xl);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 320px;
  max-width: 420px;
  pointer-events: auto;
  animation: kuSlideIn 0.3s ease;
  transition: all var(--ku-transition-fast);
}

.ku-toast__icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--ku-primary-light);
  color: var(--ku-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.ku-toast__body {
  flex-grow: 1;
}

.ku-toast__title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ku-secondary);
  margin-bottom: 0.15rem;
}

.ku-toast__desc {
  font-size: 0.8rem;
  color: var(--ku-text-muted);
}

@media (max-width: 640px) {
  .ku-toast-container {
    bottom: 1rem;
    right: 1rem;
    left: 1rem;
    align-items: stretch;
  }
  .ku-toast {
    min-width: 0;
    max-width: 100%;
    width: 100%;
  }
}

/* --- 19. Footer --- */
.ku-footer {
  background: var(--ku-secondary);
  color: #a8a29e;
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: auto;
}

.ku-footer:not(:has(.ku-footer__grid)) {
  padding: 1.5rem 0;
}

.ku-footer:not(:has(.ku-footer__grid)) .ku-footer__bottom {
  border-top: none;
  padding-top: 0;
}

.ku-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.ku-footer__brand .ku-brand {
  color: white;
  margin-bottom: 1rem;
}

.ku-footer__desc {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.ku-footer__company-badge {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--ku-radius-md);
  padding: 0.85rem 1rem;
  font-size: 0.825rem;
  color: #d6cbbe;
  line-height: 1.5;
}

.ku-footer__title {
  color: white;
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
}

.ku-footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.ku-footer__link {
  color: #a8a29e;
  font-size: 0.9rem;
  transition: all var(--ku-transition-fast);
}

.ku-footer__link:hover {
  color: white;
  transform: translateX(3px);
}

.ku-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.825rem;
}

@media (max-width: 991px) {
  .ku-footer__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
}

@media (max-width: 640px) {
  .ku-footer {
    padding: 2.5rem 0 1.5rem;
  }
  .ku-footer__grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
    margin-bottom: 1.75rem;
  }
  .ku-footer__title {
    font-size: 1rem;
    margin-bottom: 0.65rem;
  }
  .ku-footer__links {
    gap: 0.5rem;
  }
  .ku-footer__link {
    font-size: 0.85rem;
  }
  .ku-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding-top: 1.25rem;
  }
}

/* --- 20. Cookie Consent Bar --- */
.ku-cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(12px);
  color: white;
  z-index: 9999;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.5rem 0;
  box-shadow: 0 -10px 25px rgba(0, 0, 0, 0.3);
  display: none;
}

.ku-cookie-banner.active {
  display: block;
  animation: kuSlideUp 0.3s ease;
}

.ku-cookie-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.ku-cookie-banner__text h5 {
  color: white;
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.ku-cookie-banner__text p {
  font-size: 0.875rem;
  color: #d6cbbe;
  max-width: 780px;
}

.ku-cookie-banner__actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .ku-cookie-banner__inner {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  .ku-cookie-banner__actions {
    flex-direction: column;
    width: 100%;
  }
  .ku-cookie-banner__actions .ku-btn {
    width: 100%;
    justify-content: center;
  }
}

/* --- 20b. Cookie Settings Modal & Toggles --- */
.ku-cookie-modal {
  z-index: 100002 !important;
}

.ku-cookie-floating-btn {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  z-index: 9995;
  background: rgba(28, 25, 23, 0.95);
  backdrop-filter: blur(8px);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
  border-radius: 9999px;
  padding: 0.6rem 1.15rem;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}

.ku-cookie-floating-btn:hover {
  background: var(--ku-primary);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(196, 91, 52, 0.4);
  color: #ffffff;
}

@media (max-width: 640px) {
  .ku-cookie-floating-btn {
    bottom: 1rem;
    left: 1rem;
    padding: 0.55rem;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    justify-content: center;
  }
  .ku-cookie-floating-btn span:last-child {
    display: none;
  }
}

.ku-cookie-modal__content {
  max-width: 650px;
  padding: 2.25rem;
}

.ku-cookie-modal__header {
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
  padding-right: 2.5rem;
}

.ku-cookie-modal__intro {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #475569;
  margin-bottom: 1.25rem;
}

.ku-cookie-modal__intro a {
  color: var(--ku-accent);
  text-decoration: underline;
}

.ku-cookie-category {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--ku-radius-md);
  padding: 1.15rem;
  margin-bottom: 0.85rem;
  transition: border-color var(--ku-transition-fast);
}

.ku-cookie-category:hover {
  border-color: #cbd5e1;
}

.ku-cookie-category__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.ku-cookie-category__title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.975rem;
  font-weight: 700;
  color: var(--ku-secondary);
}

.ku-cookie-category__desc {
  font-size: 0.835rem;
  color: #64748b;
  line-height: 1.5;
  margin: 0;
}

.ku-cookie-category__details {
  margin-top: 0.65rem;
  padding-top: 0.5rem;
  border-top: 1px dashed #e2e8f0;
  font-size: 0.75rem;
  color: #94a3b8;
}

/* Modern iOS-style toggle switch */
.ku-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.ku-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.ku-switch__slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: #cbd5e1;
  transition: all 0.25s ease;
  border-radius: 24px;
}

.ku-switch__slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
}

.ku-switch input:checked + .ku-switch__slider {
  background-color: var(--ku-accent);
}

.ku-switch input:checked + .ku-switch__slider:before {
  transform: translateX(20px);
}

.ku-switch input:disabled + .ku-switch__slider {
  background-color: #94a3b8;
  cursor: not-allowed;
  opacity: 0.65;
}

.ku-cookie-modal__actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid #e2e8f0;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .ku-cookie-modal__content {
    padding: 1.5rem 1.15rem;
  }
  .ku-cookie-modal__actions {
    flex-direction: column-reverse;
    align-items: stretch;
  }
  .ku-cookie-modal__actions .ku-btn {
    width: 100%;
    justify-content: center;
  }
}

/* --- 21. Keyframe Animations --- */
@keyframes kuFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes kuFadeSlide {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes kuSlideIn {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes kuSlideUp {
  from { opacity: 0; transform: translateY(100%); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- 22. Catalog Pagination --- */
.ku-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 3.5rem;
  flex-wrap: wrap;
}

.ku-pagination__btn {
  min-width: 44px;
  height: 44px;
  padding: 0 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1.5px solid var(--ku-border);
  background: white;
  color: var(--ku-text);
  font-weight: 600;
  font-size: 0.925rem;
  cursor: pointer;
  transition: all var(--ku-transition-fast);
  user-select: none;
  box-shadow: var(--ku-shadow-xs);
}

.ku-pagination__btn:hover:not(:disabled):not(.active) {
  border-color: var(--ku-primary);
  color: var(--ku-primary);
  background: var(--ku-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--ku-shadow-sm);
}

.ku-pagination__btn.active {
  background: var(--ku-primary);
  color: white;
  border-color: var(--ku-primary);
  box-shadow: 0 4px 14px rgba(196, 91, 52, 0.3);
  cursor: default;
}

.ku-pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  border-color: var(--ku-border);
  box-shadow: none;
  pointer-events: none;
}

.ku-pagination__info {
  margin: 0 0.5rem;
  font-size: 0.85rem;
  color: var(--ku-text-muted);
}

/* --- 23. CTA Banner & Order Timeline --- */
.ku-cta-banner {
  background: linear-gradient(135deg, #1c1917 0%, #292524 100%);
  border-radius: 24px;
  padding: 3.5rem 3rem;
  color: white;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

@media (max-width: 991px) {
  .ku-cta-banner {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.5rem 1.5rem;
  }
}

@media (max-width: 480px) {
  .ku-cta-banner {
    padding: 2rem 1rem;
  }
}

.ku-order-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 3rem;
  text-align: left;
}

@media (max-width: 768px) {
  .ku-order-timeline {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    margin-bottom: 2rem;
  }
}

/* --- 24. Global Mobile Proportions, Buttons & Block Optimizations --- */

/* 1. Global Typography & Button Scaling */
@media (max-width: 768px) {
  h1 { font-size: 1.7rem !important; line-height: 1.25; }
  h2 { font-size: 1.35rem !important; line-height: 1.3; }
  h3 { font-size: 1.18rem !important; line-height: 1.35; }
  h4 { font-size: 1.05rem !important; }
  h5 { font-size: 0.95rem !important; }
  
  /* Buttons */
  .ku-btn {
    padding: 0.65rem 1.25rem;
    font-size: 0.88rem;
  }
  .ku-btn--lg {
    padding: 0.75rem 1.4rem;
    font-size: 0.925rem;
  }
  .ku-btn--sm {
    padding: 0.42rem 0.8rem;
    font-size: 0.78rem;
  }

  /* Section Spacings */
  .ku-section-head {
    margin: 0 auto 1.75rem;
  }
  .ku-section-head__desc {
    font-size: 0.9rem;
    line-height: 1.5;
  }
  .ku-section-head__subtitle {
    font-size: 0.75rem;
    margin-bottom: 0.35rem;
  }

  /* Prevent huge vertical gaps between sections */
  section[style*="margin: 4"],
  section[style*="margin: 3.5"],
  main[style*="margin: 4"],
  main[style*="margin: 3.5"],
  div[style*="margin: 4.5"],
  div[style*="margin: 4"],
  div[style*="margin: 3.5"] {
    margin-top: 1.75rem !important;
    margin-bottom: 1.75rem !important;
  }

  /* Hero Section */
  .ku-hero {
    padding: 2.25rem 0 1.75rem;
  }
  .ku-hero__title {
    margin: 0.65rem 0 0.85rem;
  }
  .ku-hero__lead {
    font-size: 0.92rem;
    line-height: 1.5;
    margin-bottom: 1.35rem;
  }
  .ku-hero__features {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    gap: 0.75rem;
  }
  .ku-hero-feature {
    gap: 0.55rem;
  }
  .ku-hero-feature__icon {
    width: 30px;
    height: 30px;
    font-size: 0.85rem;
  }

  /* Physiotherapist Box */
  .ku-physio-box {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 1.5rem 1.15rem;
    margin: 2rem 0;
    gap: 1.25rem;
  }
  .ku-physio-box__photo img {
    height: 160px;
    max-width: 160px;
    margin: 0 auto;
  }
  .ku-physio-box__content blockquote {
    font-size: 0.92rem;
    line-height: 1.55;
    margin-bottom: 1rem;
  }

  /* CTA Banner */
  .ku-cta-banner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.85rem 1.25rem;
    border-radius: 18px;
  }

  /* Catalog Search & Sort */
  #ku-catalog-search {
    width: 100%;
  }
  #ku-catalog-sort {
    width: 100% !important;
  }

  /* Cart Page & Mobile Cards Transformation */
  .ku-cart-page-main {
    margin: 1.25rem auto 2.5rem !important;
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
  .ku-cart-page-title {
    font-size: 1.45rem !important;
    margin-bottom: 0.85rem !important;
    line-height: 1.25;
  }
  .ku-shipping-bar {
    padding: 0.85rem 1rem !important;
    border-radius: 12px !important;
    margin-bottom: 1.25rem !important;
  }
  .ku-shipping-bar #ku-shipping-progress-text {
    font-size: 0.825rem !important;
    line-height: 1.35;
  }
  .ku-shipping-bar #ku-shipping-progress-pct {
    font-size: 0.85rem !important;
  }
  .ku-cart-grid {
    margin: 1rem 0 !important;
    gap: 1.25rem !important;
  }

  /* Transform table to card list */
  .ku-cart-table-wrap {
    overflow: visible !important;
    width: 100% !important;
  }
  .ku-cart-table--cards {
    display: block !important;
    border: none !important;
    background: transparent !important;
    border-radius: 0 !important;
    overflow: visible !important;
    width: 100% !important;
  }
  .ku-cart-table--cards thead {
    display: none !important;
  }
  .ku-cart-table--cards tbody {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.75rem !important;
    width: 100% !important;
  }
  .ku-cart-table--cards .ku-cart-row {
    display: grid !important;
    grid-template-columns: 1fr auto !important;
    grid-template-areas:
      "item remove"
      "qty total" !important;
    align-items: center !important;
    gap: 0.75rem 0.5rem !important;
    background: white !important;
    border: 1px solid var(--ku-border) !important;
    border-radius: 14px !important;
    padding: 0.85rem 0.95rem !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04) !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .ku-cart-table--cards .ku-cart-col {
    display: block !important;
    padding: 0 !important;
    border: none !important;
  }
  .ku-cart-table--cards .ku-cart-col--item {
    grid-area: item !important;
    min-width: 0 !important;
  }
  .ku-cart-table--cards .ku-cart-item {
    display: flex !important;
    align-items: flex-start !important;
    gap: 0.75rem !important;
    min-width: 0 !important;
  }
  .ku-cart-table--cards .ku-cart-item__img {
    width: 56px !important;
    height: 56px !important;
    border-radius: 8px !important;
    object-fit: cover !important;
    flex-shrink: 0 !important;
  }
  .ku-cart-table--cards .ku-cart-item__info {
    min-width: 0 !important;
    flex: 1 !important;
  }
  .ku-cart-table--cards .ku-cart-item__title {
    font-size: 0.875rem !important;
    line-height: 1.25 !important;
    margin-bottom: 0.2rem !important;
    font-weight: 700 !important;
  }
  .ku-cart-table--cards .ku-cart-item__variant {
    font-size: 0.75rem !important;
    color: var(--ku-text-muted) !important;
    margin-bottom: 0.25rem !important;
  }
  .ku-cart-table--cards .ku-cart-item__mobile-price {
    display: inline-block !important;
    font-size: 0.825rem !important;
    font-weight: 600 !important;
    color: #1c1917 !important;
  }
  .ku-cart-table--cards .ku-cart-col--price {
    display: none !important;
  }
  .ku-cart-table--cards .ku-cart-col--remove {
    grid-area: remove !important;
    justify-self: end !important;
    align-self: start !important;
  }
  .ku-cart-table--cards .ku-cart-remove {
    width: 32px !important;
    height: 32px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 8px !important;
    background: #f8fafc !important;
    border: 1px solid var(--ku-border) !important;
    color: #94a3b8 !important;
    font-size: 1.25rem !important;
    line-height: 1 !important;
    padding: 0 !important;
    cursor: pointer !important;
    transition: all var(--ku-transition-fast) !important;
  }
  .ku-cart-table--cards .ku-cart-remove:hover,
  .ku-cart-table--cards .ku-cart-remove:active {
    color: #dc2626 !important;
    background: #fef2f2 !important;
    border-color: #fecaca !important;
  }
  .ku-cart-table--cards .ku-cart-col--qty {
    grid-area: qty !important;
    justify-self: start !important;
  }
  .ku-cart-table--cards .ku-quantity-stepper {
    display: inline-flex !important;
    align-items: center !important;
    border: 1.5px solid var(--ku-border) !important;
    border-radius: 8px !important;
    overflow: hidden !important;
    background: #f8fafc !important;
  }
  .ku-cart-table--cards .ku-quantity-btn {
    width: 32px !important;
    height: 32px !important;
    font-size: 1rem !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    background: white !important;
    border: none !important;
    cursor: pointer !important;
    color: #1c1917 !important;
  }
  .ku-cart-table--cards .ku-quantity-input {
    width: 34px !important;
    height: 32px !important;
    text-align: center !important;
    border: none !important;
    background: transparent !important;
    font-size: 0.85rem !important;
    font-weight: 700 !important;
    padding: 0 !important;
    color: #1c1917 !important;
  }
  .ku-cart-table--cards .ku-cart-col--total {
    grid-area: total !important;
    justify-self: end !important;
    display: flex !important;
    align-items: baseline !important;
    gap: 0.35rem !important;
  }
  .ku-cart-table--cards .ku-cart-mobile-total-label {
    display: inline-block !important;
    font-size: 0.72rem !important;
    font-weight: 600 !important;
    color: var(--ku-text-muted) !important;
    text-transform: uppercase !important;
    letter-spacing: 0.04em !important;
  }
  .ku-cart-table--cards .ku-cart-total-amount {
    font-size: 1.05rem !important;
    font-weight: 800 !important;
    color: #c45b34 !important;
  }

  /* Cart bottom buttons */
  .ku-cart-bottom-actions {
    display: flex !important;
    flex-direction: column-reverse !important;
    gap: 0.6rem !important;
    margin-top: 1rem !important;
    width: 100% !important;
  }
  .ku-cart-bottom-actions .ku-btn {
    width: 100% !important;
    justify-content: center !important;
    text-align: center !important;
    padding: 0.7rem 1rem !important;
    font-size: 0.85rem !important;
  }

  /* Summary Box Compact */
  .ku-summary-box {
    padding: 1.15rem 1rem !important;
    border-radius: 14px !important;
    box-shadow: var(--ku-shadow-sm) !important;
  }
  .ku-summary-box__title {
    font-size: 1.1rem !important;
    margin-bottom: 0.85rem !important;
    padding-bottom: 0.65rem !important;
  }
  .ku-summary-row {
    font-size: 0.85rem !important;
    margin-bottom: 0.5rem !important;
  }
  .ku-summary-row--total {
    font-size: 1.15rem !important;
    padding-top: 0.75rem !important;
    margin-top: 0.75rem !important;
  }
  .ku-cart-tax-note {
    font-size: 0.72rem !important;
    color: #a8a29e !important;
    text-align: right !important;
    margin-top: -0.35rem !important;
    margin-bottom: 1rem !important;
    line-height: 1.3 !important;
  }
  .ku-cart-coupon-wrap {
    margin: 1rem 0 !important;
    padding-top: 0.85rem !important;
  }
  .ku-cart-coupon-label {
    font-size: 0.78rem !important;
    margin-bottom: 0.35rem !important;
  }
  .ku-coupon-form {
    margin: 0.4rem 0 !important;
    gap: 0.45rem !important;
  }
  .ku-coupon-form .ku-input {
    font-size: 0.85rem !important;
    padding: 0.6rem 0.75rem !important;
  }
  .ku-coupon-form .ku-btn {
    padding: 0.6rem 0.95rem !important;
    font-size: 0.825rem !important;
    white-space: nowrap !important;
  }
  .ku-cart-checkout-btn {
    padding: 0.85rem 1.25rem !important;
    font-size: 0.95rem !important;
    border-radius: 10px !important;
  }
  .ku-cart-security {
    margin-top: 1rem !important;
    padding-top: 0.75rem !important;
  }
  .ku-cart-security__ssl {
    font-size: 0.75rem !important;
    margin-bottom: 0.35rem !important;
  }
  .ku-cart-security__badges {
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: center !important;
    gap: 0.35rem 0.65rem !important;
    font-size: 0.72rem !important;
    line-height: 1.3 !important;
  }
  .ku-cart-empty {
    padding: 2.25rem 1rem !important;
    border-radius: 14px !important;
  }
}

/* 2. Narrow Smartphones (<= 640px) */
@media (max-width: 640px) {
  /* Product Cards: cleaner proportion, smaller image height so it doesn't take 100% of viewport */
  .ku-product-card__media {
    aspect-ratio: 16 / 10;
    max-height: 220px;
  }
  .ku-product-card__body {
    padding: 0.85rem 0.95rem;
  }
  .ku-product-card__title {
    font-size: 0.95rem;
    margin-bottom: 0.3rem;
  }
  .ku-product-card__physio-tip {
    font-size: 0.78rem;
    margin-bottom: 0.65rem;
  }
  .ku-product-card__rating {
    margin-bottom: 0.5rem;
    font-size: 0.75rem;
  }
  .ku-product-card__price {
    font-size: 1.15rem;
  }
  .ku-product-card__old-price {
    font-size: 0.85rem;
  }
  .ku-product-card__footer {
    padding-top: 0.65rem;
  }

  /* Pagination */
  .ku-pagination {
    gap: 0.35rem;
    margin-top: 1.75rem;
  }
  .ku-pagination__btn {
    min-width: 36px;
    height: 36px;
    padding: 0 0.5rem;
    font-size: 0.825rem;
  }

  /* Cart & Summary */
  .ku-cart-table th {
    padding: 0.65rem 0.65rem;
    font-size: 0.76rem;
    letter-spacing: 0.04em;
  }
  .ku-cart-table td {
    padding: 0.65rem 0.65rem;
    font-size: 0.82rem;
  }
  .ku-cart-item {
    gap: 0.65rem;
  }
  .ku-cart-item__img {
    width: 46px;
    height: 46px;
    flex-shrink: 0;
  }
  .ku-cart-item__title {
    font-size: 0.85rem;
    line-height: 1.3;
  }
  .ku-summary-box {
    padding: 1.15rem 0.9rem;
    border-radius: 14px;
  }
  .ku-summary-box__title {
    font-size: 1.1rem;
    margin-bottom: 0.85rem;
    padding-bottom: 0.65rem;
  }
  .ku-summary-row {
    font-size: 0.85rem;
    margin-bottom: 0.55rem;
  }
  .ku-summary-row--total {
    font-size: 1.15rem;
    padding-top: 0.65rem;
    margin-top: 0.75rem;
  }
  .ku-form-section {
    padding: 1.15rem 0.9rem;
    border-radius: 14px;
    margin-bottom: 1.15rem;
  }
  .ku-form-section__title {
    font-size: 1.05rem;
    margin-bottom: 0.85rem;
  }
  .ku-radio-card {
    padding: 0.85rem 0.9rem;
    font-size: 0.85rem;
    gap: 0.65rem;
  }
  .ku-radio-card > div:last-child {
    flex-shrink: 0;
    white-space: nowrap;
    margin-left: 0.5rem;
    font-size: 0.88rem;
  }
  .ku-shipping-bar {
    padding: 0.85rem 0.9rem;
    margin-bottom: 1.15rem;
  }
  .ku-modal__content {
    padding: 1.25rem 1rem;
    border-radius: 16px;
    width: calc(100% - 1.5rem);
    margin: 0.75rem;
  }

  /* Catalog Horizontal Swiping Category Pills */
  .ku-catalog-filters {
    display: flex !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 0.4rem !important;
    padding-bottom: 4px;
    width: 100%;
  }
  .ku-catalog-filters::-webkit-scrollbar {
    display: none;
  }
  .ku-catalog-filters button[data-filter-cat] {
    flex-shrink: 0 !important;
    white-space: nowrap !important;
    padding: 0.38rem 0.7rem !important;
    font-size: 0.78rem !important;
    border-radius: 8px !important;
  }

  /* Filter toolbar card */
  div[style*="background: white"][style*="border-radius: 16px"][style*="padding: 1.5rem"] {
    padding: 0.85rem !important;
    margin-bottom: 1.25rem !important;
    border-radius: 14px !important;
  }
  #ku-catalog-search, #ku-catalog-sort {
    font-size: 0.825rem !important;
    padding: 0.55rem 0.75rem !important;
  }
  select.ku-input {
    text-overflow: ellipsis;
    max-width: 100%;
  }

  /* Universal Card & Panel Padding Reduction */
  main [style*="padding: 2rem"],
  main [style*="padding: 2.25rem"],
  main [style*="padding: 2.5rem"],
  main [style*="padding: 3rem"],
  main [style*="padding: 3.5rem"],
  main [style*="padding: 4rem"],
  section [style*="padding: 2rem"],
  section [style*="padding: 2.25rem"],
  section [style*="padding: 2.5rem"],
  section [style*="padding: 3rem"],
  section [style*="padding: 3.5rem"],
  section [style*="padding: 4.5rem 0"],
  div[style*="padding: 2.5rem"],
  div[style*="padding: 3rem"],
  div[style*="padding: 4rem 2rem"] {
    padding: 1.15rem 0.85rem !important;
    border-radius: 14px !important;
  }

  /* Specific Component Mobile Tweaks */
  #ku-order-receipt {
    padding: 1rem 0.85rem !important;
  }
  .ku-order-timeline > div {
    padding: 0.85rem 0.75rem !important;
  }
  .ku-tracking-timeline {
    padding-left: 1.85rem !important;
    gap: 1.25rem !important;
  }
  .ku-tracking-timeline > div > div:first-child {
    left: -1.85rem !important;
    width: 24px !important;
    height: 24px !important;
    font-size: 0.75rem !important;
  }
  .ku-tracking-timeline > div:first-child {
    left: 11px !important;
  }
  .ku-variant-group__head {
    flex-wrap: wrap;
    gap: 0.25rem;
  }
  #ku-art-product-box {
    padding: 1.15rem 0.85rem !important;
  }
  #ku-art-product-box img {
    width: 64px !important;
    height: 64px !important;
  }
  #ku-art-product-box a.ku-btn {
    width: 100% !important;
    text-align: center;
  }

  .ku-coupon-form {
    flex-direction: column;
  }
  .ku-coupon-form .ku-btn {
    width: 100%;
  }

  /* Cookie banner */
  .ku-cookie-banner {
    padding: 0.85rem 0;
  }
  .ku-cookie-banner__text h5 {
    font-size: 0.95rem;
  }
  .ku-cookie-banner__text p {
    font-size: 0.78rem;
    line-height: 1.4;
  }
  .ku-cookie-banner__actions {
    gap: 0.5rem;
  }
  .ku-cookie-banner__actions .ku-btn {
    padding: 0.55rem 0.9rem;
    font-size: 0.825rem;
  }
}

/* 3. Small Mobile Devices (<= 480px) */
@media (max-width: 480px) {
  h1 { font-size: 1.5rem !important; line-height: 1.25; }
  h2 { font-size: 1.22rem !important; line-height: 1.3; }
  h3 { font-size: 1.08rem !important; line-height: 1.35; }
  h4 { font-size: 0.96rem !important; }

  /* Buttons */
  .ku-btn {
    padding: 0.58rem 1rem;
    font-size: 0.84rem;
    gap: 0.35rem;
  }
  .ku-btn--lg {
    padding: 0.68rem 1.15rem;
    font-size: 0.88rem;
  }
  .ku-btn--sm {
    padding: 0.32rem 0.65rem;
    font-size: 0.74rem;
  }

  /* Hero */
  .ku-hero {
    padding: 1.5rem 0 1rem;
  }
  .ku-hero .ku-flex.ku-gap-2 {
    gap: 0.5rem;
  }
  .ku-hero .ku-flex.ku-gap-2 .ku-btn {
    flex: 1 1 100%;
    justify-content: center;
  }
  .ku-hero__card > img,
  .ku-hero__card-img {
    height: 240px;
  }

  /* Physiotherapist Box */
  .ku-physio-box {
    padding: 1.15rem 0.8rem;
    margin: 1.5rem 0;
    gap: 1rem;
  }
  .ku-physio-box__photo img {
    height: 120px;
    max-width: 120px;
  }
  .ku-physio-box__content blockquote {
    font-size: 0.84rem;
    line-height: 1.45;
  }

  /* CTA Banner */
  .ku-cta-banner {
    padding: 1.25rem 0.85rem;
    gap: 1rem;
    border-radius: 14px;
  }
  .ku-cta-banner h2 {
    font-size: 1.15rem !important;
    margin: 0.5rem 0 0.65rem !important;
  }
  .ku-cta-banner p {
    font-size: 0.82rem !important;
    line-height: 1.45 !important;
    margin-bottom: 1rem !important;
  }
  .ku-cta-banner .ku-flex.ku-gap-2 {
    gap: 0.5rem !important;
  }
  .ku-cta-banner .ku-flex.ku-gap-2 .ku-btn {
    width: 100% !important;
    justify-content: center;
  }
  .ku-cta-banner div[style*="background: rgba(255, 255, 255, 0.05)"] {
    padding: 0.85rem !important;
    border-radius: 10px !important;
  }
  .ku-cta-banner h4 {
    font-size: 0.92rem !important;
    margin-bottom: 0.5rem !important;
  }
  .ku-cta-banner ul {
    font-size: 0.8rem !important;
    gap: 0.45rem !important;
  }

  /* Breadcrumbs on small mobile */
  .ku-breadcrumb {
    font-size: 0.78rem;
    gap: 0.35rem;
  }

  /* Tables on small mobile */
  .ku-cart-table th,
  .ku-cart-table td {
    padding: 0.5rem 0.45rem !important;
    font-size: 0.78rem !important;
  }

  /* Cart fine-tuning for <= 480px */
  .ku-cart-page-main {
    padding-left: 0.65rem !important;
    padding-right: 0.65rem !important;
  }
  .ku-cart-table--cards .ku-cart-row {
    padding: 0.75rem 0.75rem !important;
    gap: 0.65rem 0.4rem !important;
  }
  .ku-cart-table--cards .ku-cart-item__img {
    width: 48px !important;
    height: 48px !important;
  }
  .ku-cart-table--cards .ku-cart-item__title {
    font-size: 0.825rem !important;
  }
  .ku-summary-box {
    padding: 1rem 0.75rem !important;
  }

  /* Universal Card Padding Reduction for <= 480px */
  main [style*="padding: 2rem"],
  main [style*="padding: 2.25rem"],
  main [style*="padding: 2.5rem"],
  main [style*="padding: 3rem"],
  main [style*="padding: 3.5rem"],
  main [style*="padding: 4rem"],
  section [style*="padding: 2rem"],
  section [style*="padding: 2.25rem"],
  section [style*="padding: 2.5rem"],
  section [style*="padding: 3rem"],
  section [style*="padding: 3.5rem"],
  div[style*="padding: 2.5rem"],
  div[style*="padding: 3rem"],
  div[style*="padding: 4rem 2rem"] {
    padding: 1rem 0.75rem !important;
    border-radius: 12px !important;
  }

  /* Modal close button positioning */
  .ku-modal__close {
    top: 0.75rem;
    right: 0.75rem;
  }

  /* Footer on small mobile */
  .ku-footer {
    padding: 2rem 0 1.25rem !important;
  }
}