/* ==========================================================================
   REUSO - Estilos principales
   Marketplace de moda circular
   "Otra vuelta. Otro estilo."
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens (Variables CSS)
   -------------------------------------------------------------------------- */
:root {
  /* Colores principales */
  --color-primary: #5B234C;
  --color-primary-light: #7a3a6a;
  --color-primary-dark: #3f1835;
  --color-secondary: #F47C48;
  --color-secondary-light: #f9a57d;
  --color-secondary-dark: #d9623a;
  --color-soft: #F4D8DE;
  --color-soft-light: #faf0f2;
  --color-accent: #C9E46C;
  --color-accent-dark: #a8c44e;
  --color-text: #262326;
  --color-text-secondary: #5a5560;
  --color-text-light: #8a8590;

  /* Fondos */
  --bg-white: #ffffff;
  --bg-light: #faf8f6;
  --bg-soft: #F4D8DE;
  --bg-overlay: rgba(38, 35, 38, 0.5);

  /* Bordes */
  --border-light: #ede8ea;
  --border-medium: #d5cfd7;

  /* Estados */
  --color-success: #4caf50;
  --color-error: #e74c3c;
  --color-warning: #f39c12;
  --color-info: #3498db;

  /* Tipografía */
  --font-display: 'Archivo Black', sans-serif;
  --font-body: 'Archivo', sans-serif;

  /* Tamaños de fuente */
  --fs-display: clamp(2rem, 5vw, 4rem);
  --fs-h1: clamp(1.8rem, 4vw, 3rem);
  --fs-h2: clamp(1.5rem, 3vw, 2rem);
  --fs-h3: clamp(1.2rem, 2.5vw, 1.5rem);
  --fs-body: 1rem;
  --fs-body-lg: 1.125rem;
  --fs-small: 0.8125rem;
  --fs-xs: 0.75rem;
  --fs-btn: 0.9375rem;

  /* Pesos de fuente */
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-bold: 700;
  --fw-black: 900;

  /* Espaciado */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 50%;

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(38, 35, 38, 0.06);
  --shadow-md: 0 4px 12px rgba(38, 35, 38, 0.08);
  --shadow-lg: 0 8px 30px rgba(38, 35, 38, 0.12);
  --shadow-xl: 0 12px 40px rgba(38, 35, 38, 0.16);

  /* Transiciones */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-max: 1440px;

  /* Navbar */
  --navbar-height: 64px;

  /* Z-index */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  color: var(--color-text);
  background-color: var(--bg-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

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

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

/* Focus visible global */
:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

/* Skip to content (accesibilidad) */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-primary);
  color: var(--bg-white);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  z-index: var(--z-toast);
  font-weight: var(--fw-medium);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-md);
}

/* --------------------------------------------------------------------------
   3. Tipografía
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  color: var(--color-text);
}

.heading-display {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  font-weight: var(--fw-black);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

h1, .h1 {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: var(--fw-black);
  line-height: 1.1;
}

h2, .h2 {
  font-family: var(--font-body);
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
}

h3, .h3 {
  font-family: var(--font-body);
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
}

.text-secondary {
  color: var(--color-text-secondary);
}

.text-small {
  font-size: var(--fs-small);
}

.text-xs {
  font-size: var(--fs-xs);
}

/* --------------------------------------------------------------------------
   4. Layout
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: var(--container-lg);
}

.section {
  padding: var(--space-3xl) 0;
}

.section--soft {
  background-color: var(--bg-light);
}

.section--primary {
  background-color: var(--color-primary);
  color: var(--bg-white);
}

.section--accent {
  background-color: var(--color-soft);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-lg);
}

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

/* Flex utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* --------------------------------------------------------------------------
   5. Navbar
   -------------------------------------------------------------------------- */
.navbar {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-light);
  z-index: var(--z-sticky);
  transition: box-shadow var(--transition-base);
}

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

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: var(--fw-black);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.navbar__logo svg {
  width: 32px;
  height: 32px;
}

.navbar__nav {
  display: none;
  align-items: center;
  gap: var(--space-xl);
}

.navbar__link {
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
  padding: var(--space-xs) 0;
  white-space: nowrap;
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: width var(--transition-base);
}

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

.navbar__link--active::after {
  width: 100%;
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.navbar__icon-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  color: var(--color-text);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.navbar__icon-btn:hover {
  background: var(--color-soft-light);
  color: var(--color-primary);
}

.navbar__icon-btn svg {
  width: 22px;
  height: 22px;
}

.navbar__badge {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 18px;
  height: 18px;
  background: var(--color-secondary);
  color: var(--bg-white);
  font-size: 10px;
  font-weight: var(--fw-bold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  line-height: 1;
}

.navbar__badge:empty,
.navbar__badge[data-count="0"] {
  display: none;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: none;
  border: none;
  z-index: var(--z-modal);
}

.hamburger__line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.hamburger--active .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger--active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger--active .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 85vw);
  height: 100vh;
  height: 100dvh;
  background: var(--bg-white);
  z-index: var(--z-modal);
  transition: right var(--transition-base);
  padding: calc(var(--navbar-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}

.mobile-menu--open {
  right: 0;
}

.mobile-menu__overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: calc(var(--z-modal) - 1);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-menu__overlay--visible {
  opacity: 1;
  visibility: visible;
}

.mobile-menu__link {
  display: block;
  padding: var(--space-md) 0;
  font-size: 1.125rem;
  font-weight: var(--fw-medium);
  color: var(--color-text);
  border-bottom: 1px solid var(--border-light);
  transition: color var(--transition-fast);
}

.mobile-menu__link:hover,
.mobile-menu__link--active {
  color: var(--color-secondary);
}

/* Desktop */
@media (min-width: 768px) {
  .navbar__nav {
    display: flex;
  }
  .hamburger {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   6. Botones
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: var(--fs-btn);
  font-weight: var(--fw-medium);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  min-height: 44px;
  text-decoration: none;
  line-height: 1;
}

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

.btn--primary {
  background: var(--color-secondary);
  color: var(--bg-white);
  border-color: var(--color-secondary);
}

.btn--primary:hover {
  background: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
}

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

.btn--secondary:hover {
  background: var(--color-primary);
  color: var(--bg-white);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--border-medium);
}

.btn--ghost:hover {
  border-color: var(--color-text);
}

.btn--white {
  background: var(--bg-white);
  color: var(--color-primary);
  border-color: var(--bg-white);
}

.btn--white:hover {
  background: var(--color-soft-light);
}

.btn--text {
  padding: 8px 16px;
  min-height: auto;
}

.btn--text:hover {
  background: var(--color-soft-light);
}

.btn--sm {
  padding: 8px 18px;
  font-size: var(--fs-small);
  min-height: 36px;
}

.btn--lg {
  padding: 16px 36px;
  font-size: 1rem;
}

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

.btn:disabled,
.btn--disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn svg {
  width: 18px;
  height: 18px;
}

/* --------------------------------------------------------------------------
   7. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: clamp(500px, 80vh, 800px);
  display: flex;
  align-items: center;
  background: var(--color-soft);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
}

.hero__shapes {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.hero__shape {
  position: absolute;
  border-radius: 50%;
}

.hero__shape--1 {
  width: 300px;
  height: 300px;
  background: var(--color-primary);
  opacity: 0.08;
  top: -50px;
  right: 10%;
}

.hero__shape--2 {
  width: 200px;
  height: 200px;
  background: var(--color-secondary);
  opacity: 0.12;
  bottom: -30px;
  left: 5%;
}

.hero__shape--3 {
  width: 150px;
  height: 150px;
  background: var(--color-accent);
  opacity: 0.15;
  top: 40%;
  right: 25%;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: calc(var(--navbar-height) + var(--space-3xl)) var(--space-lg) var(--space-3xl);
  width: 100%;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--bg-white);
  padding: 8px 16px;
  border-radius: var(--radius-xl);
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 4.5rem);
  font-weight: var(--fw-black);
  text-transform: uppercase;
  line-height: 1;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  max-width: 700px;
}

.hero__subtitle {
  font-size: var(--fs-body-lg);
  color: var(--color-text-secondary);
  max-width: 500px;
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.hero__cards {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
  display: none;
}

.hero__floating-card {
  position: absolute;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: var(--space-sm);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.hero__floating-card img {
  border-radius: var(--radius-md);
  width: 140px;
  height: 170px;
  object-fit: cover;
}

.hero__floating-card--1 {
  top: -60px;
  right: 0;
  transform: rotate(5deg);
}

.hero__floating-card--2 {
  top: 100px;
  right: 160px;
  transform: rotate(-3deg);
}

.hero__floating-card--3 {
  top: 20px;
  right: 300px;
  transform: rotate(2deg);
}

@media (min-width: 1024px) {
  .hero__cards {
    display: block;
  }
}

/* --------------------------------------------------------------------------
   8. Tarjeta de producto
   -------------------------------------------------------------------------- */
.product-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-light);
}

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

.product-card__image-wrap {
  position: relative;
  padding-top: 120%;
  overflow: hidden;
  background: var(--bg-light);
}

.product-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.product-card__badges {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  z-index: 2;
}

.product-card__fav {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
  color: var(--color-text-secondary);
}

.product-card__fav:hover,
.product-card__fav--active {
  color: var(--color-secondary);
  background: var(--bg-white);
}

.product-card__fav--active svg {
  fill: var(--color-secondary);
}

.product-card__fav svg {
  width: 18px;
  height: 18px;
}

.product-card__body {
  padding: var(--space-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card__brand {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}

.product-card__name {
  font-size: var(--fs-body);
  font-weight: var(--fw-bold);
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.product-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  flex-wrap: wrap;
}

.product-card__price {
  font-size: 1.125rem;
  font-weight: var(--fw-bold);
  color: var(--color-primary);
}

.product-card__size {
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  background: var(--color-soft-light);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-md) var(--space-md);
}

/* --------------------------------------------------------------------------
   9. Badges
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  border-radius: var(--radius-xl);
  line-height: 1;
  white-space: nowrap;
}

.badge--new {
  background: var(--color-accent);
  color: var(--color-text);
}

.badge--great {
  background: #e8f5e9;
  color: #2e7d32;
}

.badge--good {
  background: #fff3e0;
  color: #e65100;
}

.badge--details {
  background: #fce4ec;
  color: #c62828;
}

.badge--unique {
  background: var(--color-primary);
  color: var(--bg-white);
}

.badge--sale {
  background: var(--color-secondary);
  color: var(--bg-white);
}

.badge--free {
  background: #e3f2fd;
  color: #1565c0;
}

/* --------------------------------------------------------------------------
   10. Categorías
   -------------------------------------------------------------------------- */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
  display: flex;
  align-items: flex-end;
  transition: transform var(--transition-base);
}

.category-card:hover {
  transform: scale(1.02);
}

.category-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.category-card:hover .category-card__img {
  transform: scale(1.08);
}

.category-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(38, 35, 38, 0.7));
}

.category-card__label {
  position: relative;
  z-index: 1;
  padding: var(--space-md);
  color: var(--bg-white);
}

.category-card__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: var(--fw-black);
  text-transform: uppercase;
}

.category-card__count {
  font-size: var(--fs-xs);
  opacity: 0.85;
}

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

@media (min-width: 1024px) {
  .categories-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .category-card {
    aspect-ratio: 3/4;
  }
}

/* --------------------------------------------------------------------------
   11. Cómo funciona (Steps)
   -------------------------------------------------------------------------- */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  text-align: center;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step__icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-full);
  background: var(--color-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.step__icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}

.step__number {
  font-family: var(--font-display);
  font-size: var(--fs-body-lg);
  color: var(--color-secondary);
  margin-bottom: var(--space-sm);
}

.step__title {
  font-family: var(--font-body);
  font-weight: var(--fw-bold);
  font-size: var(--fs-h3);
  margin-bottom: var(--space-sm);
}

.step__desc {
  color: var(--color-text-secondary);
  max-width: 300px;
  line-height: 1.6;
}

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

/* --------------------------------------------------------------------------
   12. Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-primary);
  color: var(--bg-white);
  padding: var(--space-3xl) 0 var(--space-lg);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__brand-desc {
  font-size: var(--fs-small);
  opacity: 0.8;
  margin-top: var(--space-sm);
  line-height: 1.6;
  max-width: 300px;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: var(--fw-black);
  color: var(--bg-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__col-title {
  font-weight: var(--fw-bold);
  font-size: var(--fs-body);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__link {
  display: block;
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--bg-white);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
  text-align: center;
}

.footer__copy {
  font-size: var(--fs-xs);
  opacity: 0.6;
}

.footer__demo {
  font-size: var(--fs-xs);
  opacity: 0.5;
  font-style: italic;
  max-width: 500px;
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* --------------------------------------------------------------------------
   13. Formularios y búsqueda
   -------------------------------------------------------------------------- */
.search-bar {
  position: relative;
  width: 100%;
}

.search-bar__input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: var(--fs-body);
  background: var(--bg-white);
  color: var(--color-text);
  transition: border-color var(--transition-fast);
  min-height: 44px;
}

.search-bar__input:focus {
  border-color: var(--color-secondary);
  outline: none;
}

.search-bar__input:focus-visible {
  border-color: var(--color-secondary);
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

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

.search-bar__icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-light);
  pointer-events: none;
}

.search-bar__icon svg {
  width: 20px;
  height: 20px;
}

/* --------------------------------------------------------------------------
   14. Filtros (Catálogo)
   -------------------------------------------------------------------------- */
.catalog-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  padding-top: var(--space-xl);
  padding-bottom: var(--space-3xl);
}

.sidebar {
  display: none;
}

.sidebar--open {
  display: block;
}

.filter-group {
  margin-bottom: var(--space-lg);
}

.filter-group__title {
  font-size: var(--fs-small);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.filter-option {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  cursor: pointer;
  font-size: var(--fs-small);
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.filter-option:hover {
  color: var(--color-secondary);
}

.filter-option input[type="checkbox"],
.filter-option input[type="radio"] {
  appearance: none;
  width: 18px;
  height: 18px;
  border: 2px solid var(--border-medium);
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.filter-option input[type="radio"] {
  border-radius: var(--radius-full);
}

.filter-option input:checked {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
}

.filter-option input:checked::after {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 11px;
  font-weight: bold;
  width: 100%;
  height: 100%;
}

.filter-option input[type="radio"]:checked::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: white;
  margin: auto;
}

.price-range {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
}

.price-range input {
  width: 100%;
  padding: 10px 12px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: var(--fs-small);
  min-height: 40px;
}

.price-range input:focus {
  border-color: var(--color-secondary);
  outline: none;
}

.price-range__sep {
  color: var(--color-text-light);
  font-size: var(--fs-small);
}

/* Filtros movil */
.filters-mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

@media (min-width: 1024px) {
  .catalog-layout {
    grid-template-columns: 260px 1fr;
  }
  .sidebar {
    display: block;
    position: sticky;
    top: calc(var(--navbar-height) + var(--space-lg));
    align-self: start;
    max-height: calc(100vh - var(--navbar-height) - var(--space-xl));
    overflow-y: auto;
  }
  .filters-mobile-toggle {
    display: none;
  }
}

/* Sidebar drawer (móvil) */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: var(--z-overlay);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.drawer-overlay--visible {
  opacity: 1;
  visibility: visible;
}

.drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: min(340px, 90vw);
  height: 100vh;
  height: 100dvh;
  background: var(--bg-white);
  z-index: var(--z-modal);
  transform: translateX(-100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
  padding: var(--space-xl);
}

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

.drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
}

.drawer__title {
  font-weight: var(--fw-bold);
  font-size: var(--fs-h3);
}

.drawer__close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text);
  transition: background var(--transition-fast);
}

.drawer__close:hover {
  background: var(--color-soft-light);
}

.drawer__close svg {
  width: 20px;
  height: 20px;
}

/* Filtros precio en drawer */
.drawer .price-range input {
  flex: 1;
}

/* Product grid in catalog */
.products-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.products-count {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
}

.sort-select {
  padding: 10px 36px 10px 14px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: var(--fs-small);
  font-family: var(--font-body);
  background: var(--bg-white);
  color: var(--color-text);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235a5560' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  cursor: pointer;
  min-height: 44px;
}

.sort-select:focus {
  border-color: var(--color-secondary);
  outline: none;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }
}

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

@media (min-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1200px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
  }
}

@media (min-width: 1440px) {
  .products-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* --------------------------------------------------------------------------
   15. Detalle de producto
   -------------------------------------------------------------------------- */
.product-detail {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-3xl);
}

.product-detail__breadcrumb {
  font-size: var(--fs-small);
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.product-detail__breadcrumb a:hover {
  color: var(--color-secondary);
}

.product-detail__breadcrumb span {
  margin: 0 var(--space-sm);
}

.product-detail__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

.product-gallery {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-light);
  aspect-ratio: 3/4;
}

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

.product-gallery__thumbs {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  overflow-x: auto;
  padding-bottom: var(--space-sm);
  scrollbar-width: thin;
}

.product-gallery__thumb {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  flex-shrink: 0;
  border: 2px solid transparent;
  opacity: 0.6;
  transition: all var(--transition-fast);
}

.product-gallery__thumb--active,
.product-gallery__thumb:hover {
  border-color: var(--color-secondary);
  opacity: 1;
}

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

.product-info {
  display: flex;
  flex-direction: column;
}

.product-info__brand {
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-xs);
}

.product-info__name {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: var(--fw-black);
  margin-bottom: var(--space-md);
}

.product-info__price {
  font-size: 1.75rem;
  font-weight: var(--fw-bold);
  color: var(--color-secondary);
  margin-bottom: var(--space-lg);
}

.product-info__meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--bg-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xl);
}

.product-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.product-meta-item__label {
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-meta-item__value {
  font-weight: var(--fw-bold);
  font-size: var(--fs-body);
}

.product-info__condition {
  padding: var(--space-lg);
  background: var(--color-soft-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xl);
  border-left: 4px solid var(--color-accent);
}

.product-info__condition-title {
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.product-info__condition-desc {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.product-info__description {
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.product-info__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.product-info__actions .btn svg {
  width: 20px;
  height: 20px;
}

.product-info__size-link {
  font-size: var(--fs-small);
  color: var(--color-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.product-info__shipping {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
}

.product-info__shipping-title {
  font-weight: var(--fw-bold);
  font-size: var(--fs-body);
  margin-bottom: var(--space-sm);
}

.product-info__shipping p {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

@media (min-width: 768px) {
  .product-detail__grid {
    grid-template-columns: 1fr 1fr;
  }
  .product-gallery {
    aspect-ratio: auto;
    min-height: 500px;
  }
}

@media (min-width: 1024px) {
  .product-detail__grid {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-3xl);
  }
  .product-gallery {
    min-height: 600px;
  }
}

/* --------------------------------------------------------------------------
   16. Favoritos - Estado vacío
   -------------------------------------------------------------------------- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-4xl) var(--space-lg);
  min-height: 400px;
}

.empty-state__icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: var(--color-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-xl);
}

.empty-state__icon svg {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
}

.empty-state__title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  margin-bottom: var(--space-md);
}

.empty-state__desc {
  color: var(--color-text-secondary);
  max-width: 400px;
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   17. Carrito
   -------------------------------------------------------------------------- */
.cart-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  padding-top: var(--space-xl);
  padding-bottom: var(--space-3xl);
}

.cart-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.cart-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: box-shadow var(--transition-fast);
}

.cart-item:hover {
  box-shadow: var(--shadow-sm);
}

.cart-item__img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--bg-light);
}

.cart-item__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.cart-item__brand {
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.cart-item__name {
  font-weight: var(--fw-bold);
}

.cart-item__meta {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
}

.cart-item__price {
  font-weight: var(--fw-bold);
  color: var(--color-secondary);
}

.cart-item__remove {
  margin-top: auto;
  align-self: start;
}

.cart-item__remove button {
  font-size: var(--fs-small);
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

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

.cart-item__remove button svg {
  width: 14px;
  height: 14px;
}

.cart-summary {
  padding: var(--space-xl);
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  align-self: start;
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-lg));
}

.cart-summary__title {
  font-weight: var(--fw-bold);
  font-size: var(--fs-h3);
  margin-bottom: var(--space-lg);
}

.cart-summary__row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
}

.cart-summary__total {
  display: flex;
  justify-content: space-between;
  padding: var(--space-md) 0;
  border-top: 2px solid var(--border-light);
  margin-top: var(--space-md);
  font-weight: var(--fw-bold);
  font-size: var(--fs-body-lg);
}

.cart-summary__total span:last-child {
  color: var(--color-secondary);
}

.cart-summary__demo {
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  text-align: center;
  padding: var(--space-md);
  background: var(--color-soft-light);
  border-radius: var(--radius-sm);
  margin-top: var(--space-lg);
  font-style: italic;
}

.cart-summary__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

@media (min-width: 768px) {
  .cart-layout {
    grid-template-columns: 1fr 340px;
  }
}

/* --------------------------------------------------------------------------
   18. Guía de tallas
   -------------------------------------------------------------------------- */
.guide-section {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-3xl);
}

.guide-section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.guide-section__header h1 {
  margin-bottom: var(--space-md);
}

.guide-section__header p {
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

.guide-tabs {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  overflow-x: auto;
  padding-bottom: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.guide-tab {
  padding: 10px 24px;
  border-radius: var(--radius-xl);
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  background: var(--bg-light);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px;
  white-space: nowrap;
}

.guide-tab--active {
  background: var(--color-primary);
  color: var(--bg-white);
}

.guide-tab:hover:not(.guide-tab--active) {
  background: var(--color-soft);
}

.guide-content {
  display: none;
}

.guide-content--active {
  display: block;
}

.size-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-2xl);
}

.size-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
}

.size-table th,
.size-table td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  font-size: var(--fs-small);
}

.size-table th {
  background: var(--color-soft-light);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: var(--fs-xs);
}

.size-table tbody tr:hover {
  background: var(--color-soft-light);
}

.condition-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .condition-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

.condition-card {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  transition: box-shadow var(--transition-fast);
}

.condition-card:hover {
  box-shadow: var(--shadow-md);
}

.condition-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.4rem;
}

.condition-card__icon--new {
  background: var(--color-accent);
}

.condition-card__icon--great {
  background: #e8f5e9;
}

.condition-card__icon--good {
  background: #fff3e0;
}

.condition-card__icon--details {
  background: #fce4ec;
}

.condition-card__title {
  font-weight: var(--fw-bold);
  font-size: var(--fs-h3);
  margin-bottom: var(--space-sm);
}

.condition-card__desc {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   19. Toast notifications
   -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  pointer-events: all;
  transform: translateX(120%);
  transition: transform var(--transition-base);
  max-width: 380px;
  border-left: 4px solid var(--color-text-secondary);
}

.toast--show {
  transform: translateX(0);
}

.toast--success {
  border-left-color: var(--color-success);
}

.toast--error {
  border-left-color: var(--color-error);
}

.toast--info {
  border-left-color: var(--color-info);
}

.toast__icon {
  flex-shrink: 0;
}

.toast__icon svg {
  width: 20px;
  height: 20px;
}

.toast--success .toast__icon { color: var(--color-success); }
.toast--error .toast__icon { color: var(--color-error); }
.toast--info .toast__icon { color: var(--color-info); }

.toast__text {
  font-size: var(--fs-small);
  line-height: 1.4;
}

.toast__close {
  flex-shrink: 0;
  color: var(--color-text-light);
  padding: 4px;
  margin-left: auto;
}

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

.toast__close svg {
  width: 16px;
  height: 16px;
}

@media (max-width: 480px) {
  .toast-container {
    left: var(--space-md);
    right: var(--space-md);
    bottom: var(--space-md);
  }
  .toast {
    max-width: 100%;
  }
}

/* --------------------------------------------------------------------------
   20. Section headers
   -------------------------------------------------------------------------- */
.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-header__tag {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  margin-bottom: var(--space-md);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  color: var(--color-text-secondary);
  max-width: 550px;
  margin: 0 auto;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   21. Impact / Sustainability section
   -------------------------------------------------------------------------- */
.impact-section {
  background: var(--color-primary);
  color: var(--bg-white);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl) var(--space-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.impact-section::before {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  background: var(--color-secondary);
  opacity: 0.1;
  border-radius: var(--radius-full);
  top: -60px;
  right: -40px;
}

.impact-section h2 {
  color: var(--bg-white);
  font-family: var(--font-display);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  font-size: var(--fs-h2);
}

.impact-section p {
  max-width: 560px;
  margin: 0 auto;
  opacity: 0.85;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   22. Page header (for inner pages)
   -------------------------------------------------------------------------- */
.page-header {
  padding: calc(var(--navbar-height) + var(--space-2xl)) 0 var(--space-2xl);
  background: var(--bg-light);
}

.page-header__title {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  margin-bottom: var(--space-sm);
}

.page-header__desc {
  color: var(--color-text-secondary);
  max-width: 500px;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   23. Loading / skeleton
   -------------------------------------------------------------------------- */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton {
  background: linear-gradient(90deg, var(--bg-light) 25%, var(--color-soft-light) 50%, var(--bg-light) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

.skeleton--text {
  height: 14px;
  width: 80%;
  margin-bottom: var(--space-sm);
}

.skeleton--title {
  height: 22px;
  width: 60%;
  margin-bottom: var(--space-sm);
}

.skeleton--img {
  aspect-ratio: 3/4;
  width: 100%;
}

/* --------------------------------------------------------------------------
   24. Scroll to top
   -------------------------------------------------------------------------- */
.scroll-top {
  position: fixed;
  bottom: var(--space-xl);
  left: var(--space-xl);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--bg-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: var(--z-sticky);
  border: none;
  cursor: pointer;
}

.scroll-top--visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--color-secondary);
  transform: translateY(-2px);
}

.scroll-top svg {
  width: 20px;
  height: 20px;
}

/* --------------------------------------------------------------------------
   25. Modales utilitarios
   -------------------------------------------------------------------------- */
.page-transition {
  animation: fadeInUp 0.4s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --------------------------------------------------------------------------
   26. Responsive utils
   -------------------------------------------------------------------------- */
.hide-mobile { display: none; }
.hide-desktop { display: block; }

@media (min-width: 768px) {
  .hide-mobile { display: block; }
  .hide-desktop { display: none; }
}

/* Contenedores de página */
.page-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-wrap .main {
  flex: 1;
}

/* --------------------------------------------------------------------------
   27. Misceláneos
   -------------------------------------------------------------------------- */
.divider {
  height: 1px;
  background: var(--border-light);
  margin: var(--space-xl) 0;
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-soft-light);
  border-radius: var(--radius-xl);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
}

.link {
  color: var(--color-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

.link:hover {
  color: var(--color-secondary-dark);
}

/* Product no disponible */
.product-card--sold-out {
  opacity: 0.6;
  pointer-events: none;
}

.product-card--sold-out::after {
  content: 'Agotado';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  z-index: 5;
}

/* CTA Banner */
.cta-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-secondary);
  color: var(--bg-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  gap: var(--space-md);
}

.cta-banner__text h3 {
  color: var(--bg-white);
  font-family: var(--font-display);
  font-size: var(--fs-h3);
}

.cta-banner__text p {
  opacity: 0.9;
  font-size: var(--fs-small);
}

@media (max-width: 640px) {
  .cta-banner {
    flex-direction: column;
    text-align: center;
  }
}

/* ========================================================================== 
   28. Autenticación REUSO
   Conserva la paleta, tipografía y lenguaje visual de la interfaz original.
   ========================================================================== */
.navbar__avatar {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 36px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--bg-white);
  font-family: var(--font-display);
  font-size: 0.85rem;
  line-height: 1;
  cursor: default;
}

.mobile-menu__user {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  background: var(--color-soft-light);
  border: 1px solid var(--border-light);
}

.mobile-menu__user span,
.mobile-menu__user small,
.mobile-menu__user strong {
  display: block;
}

.mobile-menu__user span {
  color: var(--color-text-light);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mobile-menu__user strong {
  margin-top: 2px;
  color: var(--color-primary);
}

.mobile-menu__user small {
  margin-top: 2px;
  color: var(--color-text-secondary);
  overflow-wrap: anywhere;
}

.mobile-menu__link--logout {
  color: var(--color-primary);
  font-weight: var(--fw-bold);
}

.auth-body {
  min-height: 100vh;
  background: var(--bg-light);
}

.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
}

.auth-brand {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-xl);
  background: var(--color-primary);
  color: var(--bg-white);
}

.auth-brand__logo {
  position: relative;
  z-index: 2;
  width: max-content;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: 0.05em;
}

.auth-brand__logo svg {
  width: 34px;
  height: 34px;
}

.auth-brand__content {
  position: relative;
  z-index: 2;
  max-width: 620px;
  margin-top: var(--space-3xl);
}

.auth-brand__tag {
  display: inline-flex;
  padding: 6px 12px;
  margin-bottom: var(--space-md);
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: .04em;
}

.auth-brand h1 {
  color: var(--bg-white);
  font-size: clamp(2.2rem, 7vw, 5rem);
  max-width: 760px;
}

.auth-brand p {
  max-width: 540px;
  margin-top: var(--space-md);
  color: rgba(255,255,255,.82);
  font-size: var(--fs-body-lg);
}

.auth-brand__shape {
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
}

.auth-brand__shape--one {
  width: 280px;
  height: 280px;
  right: -90px;
  top: -80px;
  background: var(--color-secondary);
  opacity: .92;
}

.auth-brand__shape--two {
  width: 180px;
  height: 180px;
  right: 15%;
  bottom: -90px;
  background: var(--color-accent);
  opacity: .92;
}

.auth-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-md);
}

.auth-card {
  width: min(100%, 480px);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.auth-card h2 {
  margin-top: var(--space-sm);
  color: var(--color-text);
}

.auth-card__intro {
  margin-top: var(--space-sm);
  color: var(--color-text-secondary);
}

.auth-form {
  display: grid;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.auth-field {
  display: grid;
  gap: 6px;
}

.auth-field label {
  font-size: var(--fs-small);
  font-weight: var(--fw-bold);
  color: var(--color-text);
}

.auth-field input {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  color: var(--color-text);
  background: var(--bg-white);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.auth-field input:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(244,124,72,.12);
}

.auth-field small {
  color: var(--color-text-light);
  font-size: var(--fs-xs);
}

.auth-alert {
  margin-top: var(--space-lg);
  padding: 12px 14px;
  border-radius: var(--radius-md);
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
}

.auth-alert--error {
  background: #fff0ee;
  border: 1px solid #f4c4bc;
  color: #9f2f22;
}

.auth-alert--success {
  background: #eff8ef;
  border: 1px solid #c4e5c6;
  color: #2f6f33;
}

.auth-card__switch {
  margin-top: var(--space-xl);
  text-align: center;
  color: var(--color-text-secondary);
  font-size: var(--fs-small);
}

.auth-demo {
  display: grid;
  gap: 2px;
  margin-top: var(--space-lg);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  background: var(--color-soft-light);
  color: var(--color-text-secondary);
  font-size: var(--fs-xs);
}

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

@media (min-width: 900px) {
  .auth-page {
    grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr);
  }

  .auth-brand {
    min-height: 100vh;
    padding: var(--space-2xl) clamp(2rem, 5vw, 5rem);
  }

  .auth-brand__content {
    margin: auto 0;
  }

  .auth-panel {
    min-height: 100vh;
    padding: var(--space-2xl);
  }
}

@media (max-width: 920px) and (min-width: 768px) {
  .navbar__nav {
    gap: var(--space-md);
  }
  .navbar__actions {
    gap: 2px;
  }
}