/* ==========================================================================
   TIENDA DIGITAL - Premium Theme
   Inspirado en Gumroad, Envato, Creative Market
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Space+Grotesk:wght@500;600;700&display=swap');

/* ===== VARIABLES LIGHT (día) ===== */
:root {
  /* Colores de marca */
  --brand-1: #6366f1;        /* índigo */
  --brand-2: #8b5cf6;        /* violeta */
  --brand-3: #ec4899;        /* rosa */
  --brand-4: #06b6d4;        /* cyan */
  --accent: #f59e0b;         /* ámbar */
  --success: #10b981;
  --danger: #ef4444;

  /* Gradientes */
  --grad-brand: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
  --grad-soft: linear-gradient(135deg, #eef2ff 0%, #fdf2f8 100%);
  --grad-hero: linear-gradient(135deg, #6366f1 0%, #8b5cf6 40%, #ec4899 100%);
  --grad-cyan: linear-gradient(135deg, #06b6d4 0%, #6366f1 100%);

  /* Superficies */
  --bg: #fafaff;
  --bg-soft: #f4f4f9;
  --surface: #ffffff;
  --surface-2: #f8f8fc;
  --border: #ececf3;
  --border-strong: #dcdce8;

  /* Texto */
  --text: #0f0f1e;
  --text-muted: #6b7280;
  --text-soft: #9ca3af;

  /* Sombras */
  --shadow-sm: 0 1px 2px rgba(15, 15, 30, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 15, 30, 0.06);
  --shadow-lg: 0 12px 32px rgba(15, 15, 30, 0.08);
  --shadow-xl: 0 24px 60px rgba(99, 102, 241, 0.15);
  --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.25);

  /* Radios */
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 999px;

  /* Transiciones */
  --t-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --t: 280ms cubic-bezier(0.4, 0, 0.2, 1);
  --t-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --max-w: 1280px;
  --nav-h: 72px;
}

/* ===== VARIABLES DARK (noche) ===== */
[data-theme="dark"] {
  --bg: #0a0a12;
  --bg-soft: #10101c;
  --surface: #15151f;
  --surface-2: #1c1c2a;
  --border: #26263a;
  --border-strong: #35354a;

  --text: #f5f5fa;
  --text-muted: #a1a1b5;
  --text-soft: #70708a;

  --grad-soft: linear-gradient(135deg, #15151f 0%, #1a1a2e 100%);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 60px rgba(139, 92, 246, 0.35);
}

/* ===== RESET ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background var(--t), color var(--t);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Fondo decorativo sutil */
body::before {
  content: '';
  position: fixed;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

[data-theme="dark"] body::before {
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
}
[data-theme="dark"] body::after {
  background: radial-gradient(circle, rgba(236, 72, 153, 0.12) 0%, transparent 70%);
}

img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
a { color: inherit; text-decoration: none; }
input, select, textarea { font-family: inherit; }

::selection {
  background: var(--brand-2);
  color: white;
}

/* Scrollbar personalizado */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 10px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover { background: var(--brand-2); }

/* ===== HEADER ===== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--surface) 85%, transparent);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: background var(--t), border-color var(--t);
}

[data-theme="dark"] header {
  background: color-mix(in srgb, var(--surface) 75%, transparent);
}

.navbar {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  flex-shrink: 0;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--grad-brand);
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35);
  transition: transform var(--t);
}

.logo:hover .logo-icon { transform: rotate(-8deg) scale(1.05); }

.logo-text-gradient {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Buscador */
.search-wrap {
  flex: 1;
  max-width: 520px;
  position: relative;
}

.search-bar {
  display: flex;
  align-items: center;
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-full);
  padding: 0.5rem 0.5rem 0.5rem 1.2rem;
  transition: all var(--t);
}

.search-bar:focus-within {
  border-color: var(--brand-2);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.12);
  background: var(--surface);
}

.search-bar svg {
  width: 18px;
  height: 18px;
  color: var(--text-soft);
  flex-shrink: 0;
}

.search-bar input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  padding: 0.5rem 0.8rem;
  color: var(--text);
  font-size: 0.9rem;
  min-width: 0;
}

.search-bar input::placeholder { color: var(--text-soft); }

.search-bar button {
  padding: 0.6rem 1.3rem;
  border-radius: var(--radius-full);
  background: var(--grad-brand);
  color: white;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--t);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.search-bar button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.45);
}

/* Acciones nav */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  display: grid;
  place-items: center;
  color: var(--text);
  transition: all var(--t);
  position: relative;
}

.icon-btn:hover {
  background: var(--brand-2);
  color: white;
  border-color: var(--brand-2);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.3);
}

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

/* Botón Dark Mode */
.theme-toggle {
  position: relative;
  width: 42px;
  height: 42px;
  overflow: hidden;
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  transition: transform var(--t-slow), opacity var(--t);
}

.theme-toggle .icon-moon {
  transform: translateY(-100%);
  opacity: 0;
}

[data-theme="dark"] .theme-toggle .icon-sun {
  transform: translateY(100%);
  opacity: 0;
}

[data-theme="dark"] .theme-toggle .icon-moon {
  transform: translateY(0);
  opacity: 1;
}

/* Botón carrito */
.cart-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.1rem;
  border-radius: 12px;
  background: var(--grad-brand);
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--t);
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.35);
  position: relative;
}

.cart-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.5);
}

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

.cart-count {
  background: white;
  color: var(--brand-1);
  font-size: 0.7rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  min-width: 22px;
  text-align: center;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 5rem 1.5rem 4rem;
  text-align: center;
  overflow: hidden;
  z-index: 1;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--grad-soft);
  opacity: 0.7;
  z-index: -1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  background: var(--surface);
  border: 1.5px solid var(--border);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
  animation: fadeUp 0.6s ease-out;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2); }
  50% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.2rem;
  animation: fadeUp 0.6s ease-out 0.1s both;
}

.hero h1 .gradient-text {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2rem;
  animation: fadeUp 0.6s ease-out 0.2s both;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  animation: fadeUp 0.6s ease-out 0.3s both;
}

.hero-stat {
  text-align: center;
}

.hero-stat strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
}

.hero-stat span {
  font-size: 0.8rem;
  color: var(--text-soft);
  font-weight: 500;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== CATEGORÍAS ===== */
.categorias-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem 1rem;
  position: relative;
  z-index: 1;
}

.categorias {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: center;
  padding: 0.5rem 0;
}

.cat-btn {
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-full);
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--t);
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}

.cat-btn:hover {
  color: var(--text);
  border-color: var(--brand-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.cat-btn.active {
  background: var(--grad-brand);
  color: white;
  border-color: transparent;
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.35);
}

/* ===== CONTENEDOR PRINCIPAL ===== */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.5rem 1.5rem 5rem;
  position: relative;
  z-index: 1;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.8rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.section-title .emoji {
  font-size: 1.4rem;
  filter: drop-shadow(0 2px 8px rgba(139, 92, 246, 0.3));
}

.resultados-info {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ===== GRID PRODUCTOS ===== */
.grid-productos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

/* ===== CARD PRODUCTO ===== */
.card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--t);
  display: flex;
  flex-direction: column;
  position: relative;
  animation: cardIn 0.5s ease-out both;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1.5px;
  background: var(--grad-brand);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--t);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.card:hover::before { opacity: 1; }

@keyframes cardIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Imagen */
.card-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
  background: var(--surface-2);
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}

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

.card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--t);
}

.card:hover .card-img::after { opacity: 1; }

/* Badges */
.badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 5px 11px;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: white;
  z-index: 2;
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.badge.discount {
  background: linear-gradient(135deg, #ef4444, #ec4899);
}

.badge.hot {
  background: linear-gradient(135deg, #f59e0b, #ef4444);
}

.badge.new {
  background: linear-gradient(135deg, #10b981, #06b6d4);
}

.badge.top {
  right: 12px;
  left: auto;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

/* Preview overlay */
.card-preview {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 2;
  opacity: 0;
  transition: opacity var(--t);
}

.card:hover .card-preview { opacity: 1; }

.preview-btn {
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.95);
  color: var(--text);
  font-weight: 700;
  font-size: 0.8rem;
  backdrop-filter: blur(10px);
  transform: translateY(10px);
  transition: transform var(--t);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.card:hover .preview-btn { transform: translateY(0); }

.preview-btn svg { width: 14px; height: 14px; }

/* Body card */
.card-body {
  padding: 1.1rem 1.2rem 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  flex: 1;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
}

.card-cat {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--brand-2) 12%, transparent);
  color: var(--brand-2);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.68rem;
}

.card-rating {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--text-muted);
  font-weight: 600;
}

.card-rating .star {
  color: var(--accent);
  font-size: 0.85rem;
}

.card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
  letter-spacing: -0.01em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.7em;
  transition: color var(--t);
}

.card:hover .card-title {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.card-author {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.card-author .avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--grad-cyan);
  display: grid;
  place-items: center;
  color: white;
  font-size: 0.65rem;
  font-weight: 800;
}

.card-precio {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-top: 0.3rem;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--border);
}

.precio-actual {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.precio-original {
  font-size: 0.9rem;
  color: var(--text-soft);
  text-decoration: line-through;
  font-weight: 500;
}

.descuento-pill {
  margin-left: auto;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #ef4444, #ec4899);
  color: white;
  font-size: 0.7rem;
  font-weight: 800;
}

/* Botón comprar */
.btn-comprar {
  width: 100%;
  padding: 0.85rem;
  border-radius: var(--radius);
  background: var(--grad-brand);
  color: white;
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all var(--t);
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.25);
  margin-top: auto;
  position: relative;
  overflow: hidden;
}

.btn-comprar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.3) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.btn-comprar:hover::before {
  transform: translateX(100%);
}

.btn-comprar:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.45);
}

.btn-comprar:active {
  transform: translateY(0);
}

.btn-comprar svg { width: 16px; height: 16px; }

/* ===== MODAL CARRITO ===== */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 18, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  justify-content: flex-end;
}

.modal.active {
  display: flex;
  animation: fadeIn var(--t);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background: var(--surface);
  width: 100%;
  max-width: 440px;
  height: 100%;
  display: flex;
  flex-direction: column;
  box-shadow: -20px 0 60px rgba(0,0,0,0.2);
  animation: slideIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.modal-header {
  padding: 1.4rem 1.6rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.close-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--text-muted);
  transition: all var(--t);
  font-size: 1.2rem;
}

.close-btn:hover {
  background: var(--surface-2);
  color: var(--danger);
  transform: rotate(90deg);
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.6rem;
}

.cart-item {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  animation: cardIn 0.3s ease-out;
}

.cart-item img {
  width: 70px;
  height: 70px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
}

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

.cart-item-info h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cart-item-info .precio {
  color: var(--brand-2);
  font-weight: 700;
  font-size: 0.95rem;
}

.remove-item {
  color: var(--danger);
  font-size: 0.78rem;
  font-weight: 600;
  margin-top: 0.4rem;
  transition: opacity var(--t);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.remove-item:hover { opacity: 0.7; text-decoration: underline; }

.cart-footer {
  padding: 1.4rem 1.6rem;
  border-top: 1px solid var(--border);
  background: var(--surface-2);
}

.total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.total-row span:first-child {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.9rem;
}

.total-row .total-amount {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.btn-checkout {
  width: 100%;
  padding: 1rem;
  border-radius: var(--radius);
  background: var(--grad-brand);
  color: white;
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all var(--t);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.35);
}

.btn-checkout:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(139, 92, 246, 0.5);
}

.empty-cart {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

.empty-cart .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-cart p {
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
}

.empty-cart small {
  font-size: 0.8rem;
  color: var(--text-soft);
}

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  padding: 1rem 1.4rem;
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 600;
  font-size: 0.9rem;
  transform: translateY(200%);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 2000;
  max-width: calc(100vw - 60px);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  border-color: var(--success);
  background: color-mix(in srgb, var(--success) 12%, var(--surface));
}

.toast.success::before {
  content: '✓';
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--success);
  color: white;
  font-weight: 800;
  font-size: 0.8rem;
  flex-shrink: 0;
}

.toast.error {
  border-color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, var(--surface));
}

.toast.error::before {
  content: '!';
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--danger);
  color: white;
  font-weight: 800;
  font-size: 0.9rem;
  flex-shrink: 0;
}

/* ===== FEATURES (franja de garantías) ===== */
.features {
  max-width: var(--max-w);
  margin: 3rem auto 1rem;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.feature {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: all var(--t);
}

.feature:hover {
  border-color: var(--brand-2);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--grad-soft);
  display: grid;
  place-items: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  border: 1.5px solid var(--border);
}

.feature-text strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
}

.feature-text span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ===== FOOTER ===== */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 3rem 1.5rem 2rem;
  margin-top: 4rem;
  position: relative;
  z-index: 1;
}

.footer-content {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
}

.footer-brand {
  max-width: 320px;
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

.footer-col h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col a {
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: color var(--t);
}

.footer-col a:hover { color: var(--brand-2); }

.footer-bottom {
  max-width: var(--max-w);
  margin: 2.5rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-soft);
  font-size: 0.82rem;
}

.footer-social {
  display: flex;
  gap: 0.5rem;
}

.social-btn {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  display: grid;
  place-items: center;
  color: var(--text-muted);
  transition: all var(--t);
  font-size: 0.9rem;
}

.social-btn:hover {
  background: var(--grad-brand);
  color: white;
  border-color: transparent;
  transform: translateY(-2px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-h: 64px;
  }

  .navbar {
    flex-wrap: wrap;
    height: auto;
    padding: 0.9rem 1rem;
    gap: 0.8rem;
  }

  .logo { font-size: 1.2rem; }
  .logo-icon { width: 34px; height: 34px; font-size: 1rem; }

  .search-wrap {
    order: 3;
    flex-basis: 100%;
    max-width: 100%;
  }

  .cart-btn span:not(.cart-count) { display: none; }
  .cart-btn { padding: 0.65rem 0.85rem; }

  .hero { padding: 3rem 1.2rem 2.5rem; }
  .hero-stats { gap: 1.5rem; }
  .hero-stat strong { font-size: 1.3rem; }

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

  .card-body { padding: 0.9rem 1rem 1rem; gap: 0.55rem; }
  .card-title { font-size: 0.9rem; min-height: 2.6em; }
  .precio-actual { font-size: 1.15rem; }
  .precio-original { font-size: 0.78rem; }
  .btn-comprar { padding: 0.7rem; font-size: 0.82rem; }
  .card-author { display: none; }

  .section-title { font-size: 1.35rem; }
  .container { padding: 1rem 1rem 3rem; }

  .modal-content { max-width: 100%; }

  .toast {
    left: 16px;
    right: 16px;
    bottom: 16px;
    max-width: none;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 420px) {
  .grid-productos {
    grid-template-columns: 1fr;
  }
  .card-img { aspect-ratio: 16/9; }
}

/* ===== UTILIDADES ===== */
.skeleton {
  background: linear-gradient(90deg, var(--surface-2) 0%, var(--border) 50%, var(--surface-2) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}



/* ===== CARD COMO ENLACE ===== */
.card {
  display: flex;
  flex-direction: column;
  padding: 0; /* Aseguramos que no haya padding doble */
}

.card-link {
  display: flex;
  flex-direction: column;
  flex: 1;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.card-link:hover {
  text-decoration: none;
}

/* El body ahora tiene menos padding-bottom porque el botón va fuera */
.card-link .card-body {
  padding: 1.1rem 1.2rem 0.8rem;
}

/* Contenedor de las acciones (botón agregar) */
.card-actions {
  padding: 0 1.2rem 1.2rem;
}

.card-actions .btn-comprar {
  width: 100%;
}

/* Asegurar que el botón preview no capture el click del enlace (solo visual) */
.card-preview {
  pointer-events: none;
}

/* Responsive */
@media (max-width: 768px) {
  .card-link .card-body { padding: 0.9rem 1rem 0.6rem; }
  .card-actions { padding: 0 1rem 1rem; }
}


/* ===== YAPE PANEL ===== */
.yape-card {
  background: linear-gradient(135deg, #7b2ff7 0%, #9f44d3 100%);
  border-radius: 16px;
  padding: 1.8rem;
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.yape-card::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
}

.yape-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
  position: relative;
  z-index: 1;
}

.yape-card > p {
  opacity: 0.9;
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.yape-qr-wrap {
  background: white;
  border-radius: 16px;
  padding: 1rem;
  display: inline-block;
  margin-bottom: 1.2rem;
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
  position: relative;
  z-index: 1;
}

.yape-qr-wrap img {
  width: 220px;
  height: 220px;
  display: block;
  object-fit: contain;
}

.yape-titular {
  background: rgba(255,255,255,0.15);
  border-radius: 10px;
  padding: 0.7rem 1rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.yape-titular .label {
  font-size: 0.72rem;
  opacity: 0.85;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.2rem;
}

.yape-titular .nombre {
  font-weight: 700;
  font-size: 1rem;
}

.yape-titular .numero {
  font-size: 0.85rem;
  opacity: 0.95;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.2rem;
}

.yape-monto {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.yape-monto small {
  font-size: 0.85rem;
  opacity: 0.85;
  display: block;
  font-weight: 400;
  margin-bottom: 0.2rem;
}

.yape-pasos {
  background: rgba(0,0,0,0.15);
  border-radius: 10px;
  padding: 1rem 1.2rem;
  text-align: left;
  font-size: 0.82rem;
  line-height: 1.7;
  margin-bottom: 1.2rem;
  position: relative;
  z-index: 1;
}

.yape-pasos ol {
  padding-left: 1.2rem;
  margin: 0;
}

.yape-pasos ol li { margin-bottom: 0.3rem; opacity: 0.95; }

.yape-form {
  text-align: left;
  position: relative;
  z-index: 1;
}

.yape-form .form-group label {
  color: white;
  opacity: 0.9;
  font-size: 0.82rem;
}

.yape-form input[type="text"],
.yape-form input[type="file"] {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid rgba(255,255,255,0.3);
  border-radius: 10px;
  background: rgba(255,255,255,0.15);
  color: white;
  font-size: 0.88rem;
  font-family: inherit;
  outline: none;
  transition: all 0.2s;
}

.yape-form input::placeholder { color: rgba(255,255,255,0.6); }

.yape-form input[type="text"]:focus,
.yape-form input[type="file"]:focus {
  border-color: white;
  background: rgba(255,255,255,0.25);
}

.yape-form input[type="file"] {
  cursor: pointer;
  font-size: 0.82rem;
  padding: 0.6rem 1rem;
}

.yape-form input[type="file"]::file-selector-button {
  background: rgba(255,255,255,0.25);
  color: white;
  border: none;
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
  font-weight: 700;
  margin-right: 0.8rem;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
}

.yape-form input[type="file"]::file-selector-button:hover {
  background: rgba(255,255,255,0.4);
}

.btn-yape-confirm {
  width: 100%;
  padding: 1rem;
  border-radius: 12px;
  background: white;
  color: #7b2ff7;
  font-weight: 800;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-yape-confirm:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.btn-yape-confirm:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.yape-preview {
  margin-top: 0.7rem;
  max-width: 160px;
  border-radius: 8px;
  border: 2px solid rgba(255,255,255,0.3);
}

.yape-alerta {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  font-size: 0.78rem;
  line-height: 1.5;
  margin-bottom: 1rem;
  text-align: left;
  position: relative;
  z-index: 1;
}

.yape-alerta strong { color: #fbbf24; }