/* ========================================
   LOJA DE ROUPAS - Blue Theme
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
  /* Blue Palette */
  --color-primary: #1E3A8A;
  --color-primary-light: #2563EB;
  --color-primary-lighter: #3B82F6;
  --color-primary-lightest: #DBEAFE;
  --color-primary-dark: #1E40AF;
  --color-primary-darker: #172554;

  --color-secondary: #0EA5E9;
  --color-accent: #F59E0B;

  --color-bg: #F8FAFC;
  --color-bg-alt: #EFF6FF;
  --color-surface: #FFFFFF;
  --color-surface-hover: #F1F5F9;

  --color-text: #0F172A;
  --color-text-secondary: #475569;
  --color-text-muted: #94A3B8;
  --color-text-inverse: #FFFFFF;

  --color-border: #E2E8F0;
  --color-border-hover: #CBD5E1;

  --color-success: #16A34A;
  --color-warning: #F59E0B;
  --color-error: #DC2626;

  --color-whatsapp: #25D366;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --container-max: 1200px;
  --container-padding: 1rem;

  /* Borders */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;

  /* Z-index */
  --z-header: 100;
  --z-cart-overlay: 200;
  --z-cart-panel: 210;
  --z-menu-mobile: 110;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}

/* --- Container --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

@media (min-width: 768px) {
  :root {
    --container-padding: 1.5rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --container-padding: 2rem;
  }
}

/* --- Typography --- */
.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Section Header --- */
.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-header--page {
  text-align: left;
  margin-bottom: 2rem;
}

.section-header__title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.section-header__subtitle {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.section-header__link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--color-primary-light);
  font-weight: 600;
  font-size: 0.9rem;
  margin-top: 0.75rem;
  transition: color var(--transition-fast);
}

.section-header__link:hover {
  color: var(--color-primary);
}

.section-header__link svg {
  transition: transform var(--transition-fast);
}

.section-header__link:hover svg {
  transform: translateX(3px);
}

@media (min-width: 768px) {
  .section-header {
    margin-bottom: 3rem;
  }
  .section-header__title {
    font-size: 2.25rem;
  }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  border: 2px solid transparent;
  text-decoration: none;
  cursor: pointer;
  line-height: 1.2;
}

.btn:focus-visible {
  outline: 3px solid var(--color-primary-lighter);
  outline-offset: 2px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary-light);
}

.btn--outline:hover {
  background: var(--color-primary-lightest);
  border-color: var(--color-primary);
}

.btn--whatsapp {
  background: var(--color-whatsapp);
  color: white;
}

.btn--whatsapp:hover {
  background: #1ebe5d;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn--block {
  width: 100%;
}

/* --- Header --- */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1rem;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-text);
  flex-shrink: 0;
}

.header__logo-icon {
  color: var(--color-primary);
}

.header__logo strong {
  color: var(--color-primary);
}

.header__nav {
  display: flex;
  align-items: center;
}

.header__menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem;
  flex-direction: column;
  gap: 0.25rem;
  z-index: var(--z-menu-mobile);
  box-shadow: var(--shadow-lg);
}

.header__menu.open {
  display: flex;
}

.header__menu-link {
  display: block;
  padding: 0.625rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.header__menu-link:hover {
  background: var(--color-primary-lightest);
  color: var(--color-primary);
}

.header__menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.header__menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.header__menu-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.header__menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.header__menu-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.header__cart-btn {
  position: relative;
  padding: 0.5rem;
  color: var(--color-text);
  transition: color var(--transition-fast);
  flex-shrink: 0;
}

.header__cart-btn:hover {
  color: var(--color-primary);
}

.header__cart-count {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--color-primary);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translate(25%, -25%);
}

/* --- Header Actions & Search --- */
.header__actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.header__search-btn {
  padding: 0.5rem;
  color: var(--color-text);
  transition: color var(--transition-fast);
  flex-shrink: 0;
}

.header__search-btn:hover {
  color: var(--color-primary);
}

/* Expandable Search Bar (from header icon) */
.header__search-bar {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.header__search-bar.open {
  max-height: 72px;
}

.header__search-form {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem var(--container-padding);
  max-width: var(--container-max);
  margin: 0 auto;
}

.header__search-form-icon {
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.header__search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 0.95rem;
  font-family: var(--font-body);
  color: var(--color-text);
  outline: none;
  min-width: 0;
}

.header__search-input::placeholder {
  color: var(--color-text-muted);
}

.header__search-submit {
  padding: 0.375rem 1rem;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.header__search-submit:hover {
  background: var(--color-primary-dark);
}

.header__search-close {
  padding: 0.375rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  flex-shrink: 0;
}

.header__search-close:hover {
  color: var(--color-text);
}

/* --- Search Bar Section (homepage, centered) --- */
.search-bar-section {
  padding: 2rem 0 0;
}

.search-bar {
  max-width: 640px;
  margin: 0 auto;
}

.search-bar__form {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0.25rem 0.25rem 0.25rem 1.25rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-bar__form:focus-within {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px var(--color-primary-lightest);
}

.search-bar__icon {
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.search-bar__input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--color-text);
  outline: none;
  min-width: 0;
  padding: 0.75rem 0;
}

.search-bar__input::placeholder {
  color: var(--color-text-muted);
}

.search-bar__submit {
  flex-shrink: 0;
  white-space: nowrap;
}

/* --- Search Page --- */
.search-page {
  padding: 2rem 0 4rem;
}

.search-page__bar {
  max-width: 640px;
  margin: 0 auto 2rem;
}

.search-page__empty {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--color-text-secondary);
}

.search-page__empty p {
  margin: 1rem 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
}

.search-page__empty span {
  display: block;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

@media (min-width: 768px) {
  .header__menu {
    display: flex;
    position: static;
    flex-direction: row;
    background: none;
    border: none;
    padding: 0;
    box-shadow: none;
    gap: 0.25rem;
  }

  .header__menu-toggle {
    display: none;
  }

  .header__menu-link {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
  }
}

/* --- Hero --- */
.hero {
  position: relative;
  padding: 4rem 0;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary-darker) 0%, var(--color-primary) 50%, var(--color-primary-dark) 100%);
  color: white;
}

.hero .container {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.hero__tag {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero__subtitle {
  font-size: 1.05rem;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 1.5rem;
  max-width: 540px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero__actions .btn--outline {
  color: white;
  border-color: rgba(255, 255, 255, 0.4);
}

.hero__actions .btn--outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.7);
}

.hero__image {
  display: none;
}

.hero__image-bg {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.3), transparent 70%);
  top: 50%;
  right: -100px;
  transform: translateY(-50%);
}

.hero__image-pattern {
  position: absolute;
  width: 300px;
  height: 300px;
  right: 50px;
  top: 50%;
  transform: translateY(-50%);
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 20px,
    rgba(255, 255, 255, 0.03) 20px,
    rgba(255, 255, 255, 0.03) 40px
  );
  border-radius: var(--radius-lg);
}

@media (min-width: 768px) {
  .hero {
    padding: 6rem 0;
  }

  .hero .container {
    grid-template-columns: 1fr 1fr;
  }

  .hero__title {
    font-size: 3.5rem;
  }

  .hero__image {
    display: block;
    position: relative;
    height: 100%;
  }
}

@media (min-width: 1024px) {
  .hero__title {
    font-size: 4rem;
  }

  .hero {
    padding: 8rem 0;
  }
}

/* --- Categories --- */
.categories {
  padding: 4rem 0;
}

.categories__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 1rem;
}

.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1.5rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
}

.category-card:hover {
  border-color: var(--color-primary-lighter);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.category-card__icon {
  color: var(--color-primary);
  transition: transform var(--transition-base);
}

.category-card:hover .category-card__icon {
  transform: scale(1.1);
}

.category-card__name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
}

.category-card__arrow {
  color: var(--color-primary-lighter);
  opacity: 0;
  transition: all var(--transition-base);
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%) translateX(-5px);
}

.category-card:hover .category-card__arrow {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

@media (min-width: 768px) {
  .categories {
    padding: 5rem 0;
  }

  .categories__grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1.25rem;
  }
}

/* --- Carousel --- */
.carousel-section {
  padding: 4rem 0;
  background: var(--color-bg-alt);
}

.carousel {
  position: relative;
  overflow: hidden;
}

.carousel__track {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0.5rem 0;
}

.carousel__track::-webkit-scrollbar {
  display: none;
}

.carousel__slide {
  flex: 0 0 280px;
  scroll-snap-align: start;
}

.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-fast);
  z-index: 2;
  opacity: 0;
}

.carousel:hover .carousel__btn {
  opacity: 1;
}

.carousel__btn:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.carousel__btn--prev {
  left: 0;
}

.carousel__btn--next {
  right: 0;
}

.carousel__dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.carousel__dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}

.carousel__dots button.active {
  background: var(--color-primary);
  width: 24px;
  border-radius: 4px;
}

@media (min-width: 768px) {
  .carousel-section {
    padding: 5rem 0;
  }

  .carousel__slide {
    flex: 0 0 300px;
  }
}

/* --- Product Card --- */
.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  position: relative;
  height: 600px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
}

.product-card:hover {
  border-color: var(--color-primary-lighter);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.product-card__badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 1;
  padding: 0.25rem 0.75rem;
  background: var(--color-primary);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-card__image {
  aspect-ratio: 1;
  background: var(--color-surface-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  position: relative;
  overflow: hidden;
}

.product-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.product-card__img[src=""] + .product-card__image-placeholder,
.product-card__img[style*="display: none"] + .product-card__image-placeholder {
  display: flex;
}

.product-card__image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card__body {
  padding: 1.25rem;
}

.product-card__footer {
  margin: 0px 12px 12px;
}

.product-card__name {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.75rem;
  color: var(--color-text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card__pricing {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.product-card__compare {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.product-card__price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.product-card__sizes {
  margin-bottom: 1rem;
}

.product-card__sizes-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.375rem;
  display: block;
}

.product-card__sizes-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.product-card__size {
  padding: 0.2rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 600;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
}

/* --- Product Grid --- */
.product-grid-section {
  padding: 4rem 0;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .product-grid-section {
    padding: 5rem 0;
  }

  .product-grid {
    gap: 1.75rem;
  }
}

/* --- Product Detail --- */
.product-detail {
  padding: 2rem 0 4rem;
}

.breadcrumb {
  margin-bottom: 2rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb li + li::before {
  content: '/';
  color: var(--color-text-muted);
}

.breadcrumb a {
  color: var(--color-primary-light);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.breadcrumb [aria-current="page"] {
  color: var(--color-text-secondary);
}

.product-detail__layout {
  display: grid;
  gap: 2rem;
}

.product-detail__gallery {
  position: sticky;
  top: 80px;
  align-self: start;
}

.product-detail__main-image {
  aspect-ratio: 1;
  background: var(--color-surface-hover);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  overflow: hidden;
  position: relative;
}

.product-detail__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.product-detail__image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-detail__image-filename {
  font-size: 0.8rem;
  font-weight: 500;
}

.product-detail__thumbs {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

.product-detail__thumb {
  width: 72px;
  height: 72px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  cursor: pointer;
  overflow: hidden;
  padding: 0;
}

.product-detail__thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-detail__thumb:hover {
  border-color: var(--color-primary-lighter);
}

.product-detail__thumb.active {
  border-color: var(--color-primary);
}

.product-detail__thumb-placeholder {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: var(--color-border);
}

.product-detail__badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--color-primary-lightest);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
}

.product-detail__name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.product-detail__ref {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.product-detail__stock {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-success);
  margin-bottom: 1.25rem;
}

.stock-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  display: inline-block;
}

.product-detail__pricing {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding: 1.25rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
}

.product-detail__compare {
  font-size: 1rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.product-detail__price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary-dark);
}

.product-detail__sizes {
  margin-bottom: 1.5rem;
}

.product-detail__sizes-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.product-detail__sizes-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.product-detail__size-btn {
  min-width: 48px;
  height: 44px;
  padding: 0 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--transition-fast);
  cursor: pointer;
  color: var(--color-text);
}

.product-detail__size-btn:hover {
  border-color: var(--color-primary-lighter);
}

.product-detail__size-btn.selected {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: white;
}

.product-detail__qty {
  margin-bottom: 1.5rem;
}

.product-detail__qty-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.qty-selector {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.qty-selector__btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-hover);
  transition: all var(--transition-fast);
  cursor: pointer;
  color: var(--color-text);
}

.qty-selector__btn:hover {
  background: var(--color-primary-lightest);
  color: var(--color-primary);
}

.qty-selector__value {
  width: 48px;
  text-align: center;
  font-weight: 700;
  font-size: 1rem;
}

.product-detail__buy {
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .product-detail {
    padding: 3rem 0 5rem;
  }

  .product-detail__layout {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .product-detail__name {
    font-size: 1.75rem;
  }

  .product-detail__price {
    font-size: 2.25rem;
  }
}

@media (min-width: 1024px) {
  .product-detail__layout {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

/* --- Catalog Page --- */
.catalog-page {
  padding: 2rem 0 4rem;
}

.catalog-page__empty {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--color-text-secondary);
}

.catalog-page__empty p {
  margin: 1rem 0 1.5rem;
  font-size: 1.1rem;
}

/* --- Cart Sidebar --- */
.cart-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: var(--z-cart-panel);
  visibility: hidden;
}

.cart-sidebar.open {
  visibility: visible;
}

.cart-sidebar__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity var(--transition-slow);
  z-index: var(--z-cart-overlay);
}

.cart-sidebar.open .cart-sidebar__overlay {
  opacity: 1;
}

.cart-sidebar__panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 400px;
  background: var(--color-surface);
  z-index: var(--z-cart-panel);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  box-shadow: var(--shadow-xl);
}

.cart-sidebar.open .cart-sidebar__panel {
  transform: translateX(0);
}

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

.cart-sidebar__title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.cart-sidebar__close {
  padding: 0.5rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.cart-sidebar__close:hover {
  color: var(--color-text);
}

.cart-sidebar__body {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
}

.cart-sidebar__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 100%;
  gap: 0.75rem;
  color: var(--color-text-secondary);
}

.cart-sidebar__empty p {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
}

.cart-sidebar__empty span {
  font-size: 0.9rem;
}

.cart-sidebar__items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  background: var(--color-surface-hover);
  border-radius: var(--radius-md);
}

.cart-item__info {
  flex: 1;
  min-width: 0;
}

.cart-item__name {
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 0.375rem;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cart-item__details {
  display: flex;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.25rem;
}

.cart-item__price {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-primary-dark);
}

.cart-item__remove {
  padding: 0.375rem;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.cart-item__remove:hover {
  color: var(--color-error);
}

.cart-sidebar__footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--color-border);
}

.cart-sidebar__total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  font-size: 1rem;
}

.cart-sidebar__total strong {
  font-size: 1.25rem;
  color: var(--color-primary-dark);
}

/* --- Footer --- */
.footer {
  background: var(--color-primary-darker);
  color: white;
  padding: 3rem 0 1.5rem;
}

.footer__grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.footer__logo strong {
  color: var(--color-secondary);
}

.footer__desc {
  font-size: 0.9rem;
  opacity: 0.75;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.footer__whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-whatsapp);
  font-weight: 600;
  font-size: 0.9rem;
  transition: opacity var(--transition-fast);
}

.footer__whatsapp:hover {
  opacity: 0.8;
}

.footer__title {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
  color: var(--color-secondary);
}

.footer__links li + li {
  margin-top: 0.5rem;
}

.footer__links a {
  font-size: 0.85rem;
  opacity: 0.7;
  transition: all var(--transition-fast);
}

.footer__links a:hover {
  opacity: 1;
  padding-left: 4px;
}

.footer__bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.5;
}

@media (min-width: 768px) {
  .footer {
    padding: 4rem 0 2rem;
  }

  .footer__grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
  }
}

/* --- Utilities --- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}