/* ═══════════════════════════════════════════════════════════
   COMPRAS MEDIANEIRA — Design System v3.0
   E-commerce Profissional • Minimalista • Responsivo
   ═══════════════════════════════════════════════════════════ */

/* ─── 1. CUSTOM PROPERTIES ─── */
:root {
  /* Paleta Principal */
  --cor-primaria:     #1a56db;
  --cor-primaria-h:   #1648b8;
  --cor-primaria-l:   #e8effc;
  --cor-acao:         #dc2626;
  --cor-acao-h:       #b91c1c;
  --cor-sucesso:      #16a34a;
  --cor-sucesso-l:    #f0fdf4;
  --cor-alerta:       #f59e0b;

  /* Neutros */
  --cor-900:          #111827;
  --cor-800:          #1f2937;
  --cor-700:          #374151;
  --cor-600:          #4b5563;
  --cor-500:          #6b7280;
  --cor-400:          #9ca3af;
  --cor-300:          #d1d5db;
  --cor-200:          #e5e7eb;
  --cor-100:          #f3f4f6;
  --cor-50:           #f9fafb;
  --cor-branco:       #ffffff;

  /* Tipografia */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;

  /* Espaçamento */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;

  /* Bordas & Sombras */
  --radius-sm:  0.375rem;
  --radius-md:  0.5rem;
  --radius-lg:  0.75rem;
  --radius-xl:  1rem;
  --radius-full: 9999px;

  --shadow-sm:  0 1px 2px 0 rgba(0,0,0,0.05);
  --shadow-md:  0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg:  0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl:  0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);

  /* Transições */
  --ease-out: cubic-bezier(0.33, 1, 0.68, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-base: 250ms;
  --duration-slow: 350ms;

  /* Layout */
  --max-width: 1200px;
  --header-h: 64px;
}

/* ─── 2. RESET ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--cor-800);
  background: var(--cor-branco);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* ─── 3. TIPOGRAFIA ─── */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--cor-900);
  letter-spacing: -0.025em;
}
h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }
p  { color: var(--cor-600); line-height: 1.7; }

/* ─── 4. LAYOUT ─── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}
.section { padding: var(--sp-16) 0; }
.section-header { text-align: center; margin-bottom: var(--sp-10); }
.section-header h2 { margin-bottom: var(--sp-3); }
.section-header p { font-size: var(--text-lg); max-width: 560px; margin: 0 auto; }
.grid { display: grid; gap: var(--sp-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ─── 5. BARRA DE ANÚNCIO ─── */
.announcement-bar {
  background: var(--cor-900);
  color: var(--cor-branco);
  padding: var(--sp-2) 0;
  text-align: center;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
}
.announcement-bar span { color: var(--cor-alerta); font-weight: 700; }

/* ─── 6. HEADER ─── */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--cor-branco);
  border-bottom: 1px solid var(--cor-200);
  height: var(--header-h);
  transition: box-shadow var(--duration-base) var(--ease-out);
}
.header.scrolled,
.header.header-scrolled { box-shadow: var(--shadow-md); }

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--cor-primaria);
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: -0.03em;
}
.logo-icon {
  width: 36px; height: 36px;
  background: var(--cor-primaria);
  color: var(--cor-branco);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: var(--text-lg);
  font-weight: 800;
}

.nav { display: flex; align-items: center; gap: var(--sp-1); }
.nav-link {
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--cor-600);
  border-radius: var(--radius-md);
  transition: color var(--duration-fast), background-color var(--duration-fast);
  white-space: nowrap;
}
.nav-link:hover { color: var(--cor-900); background: var(--cor-100); }
.nav-link.active { color: var(--cor-primaria); background: var(--cor-primaria-l); }

.header-actions { display: flex; align-items: center; gap: var(--sp-2); flex-shrink: 0; }

.header-search {
  display: flex; align-items: center; gap: var(--sp-2);
  background: var(--cor-100);
  border: 1px solid var(--cor-200);
  border-radius: var(--radius-full);
  padding: var(--sp-2) var(--sp-4);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}
.header-search:focus-within {
  border-color: var(--cor-primaria);
  box-shadow: 0 0 0 3px var(--cor-primaria-l);
  background: var(--cor-branco);
}
.header-search input {
  border: none; background: transparent; outline: none;
  width: 180px; font-size: var(--text-sm); color: var(--cor-800);
}
.header-search input::placeholder { color: var(--cor-400); }
.header-search-btn {
  background: none; border: none; color: var(--cor-500);
  padding: var(--sp-1); display: flex; align-items: center;
}

.cart-btn {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  border: none; background: transparent;
  color: var(--cor-700);
  transition: background-color var(--duration-fast), color var(--duration-fast);
}
.cart-btn:hover { background: var(--cor-100); color: var(--cor-900); }
.cart-badge {
  position: absolute; top: 2px; right: 2px;
  min-width: 18px; height: 18px; padding: 0 5px;
  background: var(--cor-acao); color: var(--cor-branco);
  border-radius: var(--radius-full);
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.cart-badge:empty, .cart-badge[data-count="0"] { display: none; }

.menu-toggle {
  display: none;
  flex-direction: column; justify-content: center;
  gap: 5px; width: 40px; height: 40px; padding: 8px;
  border: none; background: transparent;
  border-radius: var(--radius-md); cursor: pointer;
  transition: background-color var(--duration-fast);
}
.menu-toggle:hover { background: var(--cor-100); }
.menu-toggle span {
  display: block; width: 100%; height: 2px;
  background: var(--cor-700); border-radius: 2px;
  transition: transform var(--duration-base), opacity var(--duration-fast);
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── 7. BOTÕES ─── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  font-size: var(--text-sm); font-weight: 600; line-height: 1.5;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap; text-decoration: none;
}
.btn-primary { background: var(--cor-primaria); color: var(--cor-branco); border-color: var(--cor-primaria); }
.btn-primary:hover { background: var(--cor-primaria-h); border-color: var(--cor-primaria-h); box-shadow: 0 4px 12px rgba(26,86,219,0.3); transform: translateY(-1px); }
.btn-danger { background: var(--cor-acao); color: var(--cor-branco); border-color: var(--cor-acao); }
.btn-danger:hover { background: var(--cor-acao-h); border-color: var(--cor-acao-h); box-shadow: 0 4px 12px rgba(220,38,38,0.3); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--cor-700); border-color: var(--cor-300); }
.btn-outline:hover { background: var(--cor-100); border-color: var(--cor-400); }
.btn-ghost { background: transparent; color: var(--cor-primaria); border-color: transparent; }
.btn-ghost:hover { background: var(--cor-primaria-l); }
.btn-sm { padding: var(--sp-2) var(--sp-4); font-size: var(--text-xs); }
.btn-lg { padding: var(--sp-4) var(--sp-8); font-size: var(--text-base); }
.btn-block { width: 100%; }

/* ─── 8. HERO ─── */
.hero {
  background: linear-gradient(135deg, var(--cor-primaria) 0%, #0f3a8e 50%, #0a2463 100%);
  color: var(--cor-branco);
  padding: var(--sp-20) var(--sp-6);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.08) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(255,255,255,0.05) 0%, transparent 40%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; max-width: 640px; margin: 0 auto; }
.hero-badge {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-1) var(--sp-4);
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  font-size: var(--text-sm); font-weight: 500;
  margin-bottom: var(--sp-6);
  border: 1px solid rgba(255,255,255,0.2);
}
.hero h1 { color: var(--cor-branco); font-size: var(--text-4xl); line-height: 1.15; margin-bottom: var(--sp-5); letter-spacing: -0.03em; }
.hero p { color: rgba(255,255,255,0.85); font-size: var(--text-lg); margin-bottom: var(--sp-8); max-width: 480px; margin-left: auto; margin-right: auto; }
.hero .btn-primary { background: var(--cor-branco); color: var(--cor-primaria); border-color: var(--cor-branco); font-size: var(--text-base); padding: var(--sp-4) var(--sp-8); }
.hero .btn-primary:hover { background: var(--cor-100); box-shadow: 0 8px 24px rgba(0,0,0,0.2); transform: translateY(-2px); }
.hero-stats {
  display: flex; align-items: center; justify-content: center;
  gap: var(--sp-10); margin-top: var(--sp-12); padding-top: var(--sp-8);
  border-top: 1px solid rgba(255,255,255,0.15);
}
.hero-stat-value { display: block; font-size: var(--text-2xl); font-weight: 800; color: var(--cor-branco); margin-bottom: var(--sp-1); }
.hero-stat-label { font-size: var(--text-sm); color: rgba(255,255,255,0.7); }

/* ─── 9. CATEGORIAS ─── */
.categories-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--sp-4); }
.category-card {
  display: flex; flex-direction: column; align-items: center; gap: var(--sp-3);
  padding: var(--sp-6) var(--sp-4);
  background: var(--cor-branco);
  border: 1px solid var(--cor-200);
  border-radius: var(--radius-lg);
  transition: all var(--duration-base) var(--ease-out);
  cursor: pointer;
}
.category-card:hover { border-color: var(--cor-primaria); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.category-icon {
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem;
  background: var(--cor-100);
  border-radius: var(--radius-lg);
  transition: background-color var(--duration-base);
}
.category-card:hover .category-icon { background: var(--cor-primaria-l); }
.category-name { font-size: var(--text-sm); font-weight: 600; color: var(--cor-800); }
.category-count { font-size: var(--text-xs); color: var(--cor-500); }

/* ─── 10. CARD DE PRODUTO ─── */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--sp-6); }
.product-card {
  display: flex; flex-direction: column;
  background: var(--cor-branco);
  border: 1px solid var(--cor-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-base) var(--ease-out);
  color: inherit;
}
.product-card:hover { border-color: var(--cor-300); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.product-image {
  position: relative; width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--cor-50);
  display: flex; align-items: center; justify-content: center;
  font-size: 3.5rem;
  overflow: hidden;
}
.product-badge {
  position: absolute; top: var(--sp-3); left: var(--sp-3);
  padding: var(--sp-1) var(--sp-3);
  font-size: var(--text-xs); font-weight: 700;
  border-radius: var(--radius-sm); text-transform: uppercase; letter-spacing: 0.05em;
}
.badge-new { background: var(--cor-primaria); color: var(--cor-branco); }
.badge-sale { background: var(--cor-acao); color: var(--cor-branco); }
.product-wishlist {
  position: absolute; top: var(--sp-3); right: var(--sp-3);
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--cor-branco); border: none; border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm); cursor: pointer; font-size: var(--text-base);
  transition: all var(--duration-fast);
  opacity: 0; transform: scale(0.8);
}
.product-card:hover .product-wishlist { opacity: 1; transform: scale(1); }
.product-wishlist:hover { background: var(--cor-acao); color: var(--cor-branco); box-shadow: var(--shadow-md); }
.product-info { padding: var(--sp-5); display: flex; flex-direction: column; gap: var(--sp-2); flex: 1; }
.product-category { font-size: var(--text-xs); font-weight: 600; color: var(--cor-primaria); text-transform: uppercase; letter-spacing: 0.06em; }
.product-name { font-size: var(--text-base); font-weight: 600; color: var(--cor-900); line-height: 1.3; }
.product-rating { display: flex; align-items: center; gap: var(--sp-1); font-size: var(--text-xs); color: var(--cor-500); }
.product-rating .stars { color: var(--cor-alerta); letter-spacing: 1px; }
.product-price-row { display: flex; align-items: baseline; gap: var(--sp-2); margin-top: auto; padding-top: var(--sp-3); }
.product-price { font-size: var(--text-xl); font-weight: 800; color: var(--cor-900); }
.product-price-old { font-size: var(--text-sm); color: var(--cor-400); text-decoration: line-through; }
.product-installment { font-size: var(--text-xs); color: var(--cor-500); margin-top: var(--sp-1); }

/* ─── 11. VANTAGENS ─── */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-6); }
.feature-card { text-align: center; padding: var(--sp-8) var(--sp-5); }
.feature-icon {
  width: 52px; height: 52px;
  margin: 0 auto var(--sp-5);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  background: var(--cor-primaria-l);
  border-radius: var(--radius-lg);
  color: var(--cor-primaria);
}
.feature-card h4 { margin-bottom: var(--sp-2); font-size: var(--text-base); }
.feature-card p { font-size: var(--text-sm); margin: 0; }

/* ─── 12. NEWSLETTER ─── */
.newsletter {
  background: var(--cor-50);
  border-top: 1px solid var(--cor-200);
  border-bottom: 1px solid var(--cor-200);
  padding: var(--sp-16) 0;
}
.newsletter-inner { max-width: 520px; margin: 0 auto; text-align: center; }
.newsletter h2 { margin-bottom: var(--sp-3); }
.newsletter p { margin-bottom: var(--sp-6); }
.newsletter-form { display: flex; gap: var(--sp-3); }
.newsletter-form input {
  flex: 1; padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--cor-300); border-radius: var(--radius-md);
  font-size: var(--text-sm); background: var(--cor-branco);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast); outline: none;
}
.newsletter-form input:focus { border-color: var(--cor-primaria); box-shadow: 0 0 0 3px var(--cor-primaria-l); }

/* ─── 13. FOOTER ─── */
.footer {
  background: var(--cor-900);
  color: var(--cor-branco);
  padding: var(--sp-16) 0 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--sp-10);
  max-width: var(--max-width); margin: 0 auto; padding: 0 var(--sp-6);
}
.footer-brand p { color: var(--cor-400); font-size: var(--text-sm); margin-top: var(--sp-4); max-width: 280px; line-height: 1.7; }
.footer-brand .logo { color: var(--cor-branco); }
.footer-brand .logo-icon { background: var(--cor-primaria); }
.footer-column h4 {
  color: var(--cor-branco); font-size: var(--text-sm); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: var(--sp-5);
}
.footer-column a { display: block; padding: var(--sp-2) 0; font-size: var(--text-sm); color: var(--cor-400); transition: color var(--duration-fast); }
.footer-column a:hover { color: var(--cor-branco); }
.footer-bottom {
  margin-top: var(--sp-12); padding: var(--sp-6) 0;
  border-top: 1px solid rgba(255,255,255,0.1); text-align: center;
  max-width: var(--max-width); margin-left: auto; margin-right: auto;
  padding-left: var(--sp-6); padding-right: var(--sp-6);
}
.footer-bottom p { font-size: var(--text-sm); color: var(--cor-500); margin: 0; }

/* ─── 14. BREADCRUMB ─── */
.breadcrumb { display: flex; align-items: center; gap: var(--sp-2); padding: var(--sp-5) 0; font-size: var(--text-sm); }
.breadcrumb a { color: var(--cor-primaria); transition: color var(--duration-fast); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .separator { color: var(--cor-400); font-size: var(--text-xs); }
.breadcrumb .current { color: var(--cor-500); }

/* ─── 15. FORMULÁRIOS ─── */
.form-group { margin-bottom: var(--sp-5); }
.form-label { display: block; font-size: var(--text-sm); font-weight: 600; color: var(--cor-700); margin-bottom: var(--sp-2); }
.form-input {
  width: 100%; padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--cor-300); border-radius: var(--radius-md);
  font-size: var(--text-sm); color: var(--cor-800); background: var(--cor-branco);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast); outline: none;
}
.form-input:focus { border-color: var(--cor-primaria); box-shadow: 0 0 0 3px var(--cor-primaria-l); }
.form-input::placeholder { color: var(--cor-400); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-5); }
select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8.825L.35 3.175l.7-.7L6 7.425l4.95-4.95.7.7z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* ─── 16. CARRINHO ─── */
.cart-layout { display: grid; grid-template-columns: 1fr 380px; gap: var(--sp-8); align-items: start; }
.cart-table { width: 100%; border-collapse: collapse; }
.cart-table thead { border-bottom: 2px solid var(--cor-200); }
.cart-table th {
  padding: var(--sp-4); text-align: left;
  font-size: var(--text-xs); font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.06em; color: var(--cor-500);
}
.cart-table td { padding: var(--sp-5) var(--sp-4); border-bottom: 1px solid var(--cor-100); vertical-align: middle; }
.cart-item-thumb {
  width: 64px; height: 64px;
  background: var(--cor-50); border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center; font-size: 1.5rem;
}
.cart-item-name { font-weight: 600; color: var(--cor-900); margin-bottom: var(--sp-1); }
.cart-item-meta { font-size: var(--text-xs); color: var(--cor-500); }
.cart-qty {
  display: flex; align-items: center;
  border: 1px solid var(--cor-300); border-radius: var(--radius-md);
  overflow: hidden; width: fit-content;
}
.cart-qty button {
  width: 32px; height: 32px;
  background: var(--cor-50); border: none;
  font-size: var(--text-sm); color: var(--cor-700);
  display: flex; align-items: center; justify-content: center;
  transition: background-color var(--duration-fast);
}
.cart-qty button:hover { background: var(--cor-200); }
.cart-qty input {
  width: 40px; height: 32px;
  text-align: center; border: none;
  border-left: 1px solid var(--cor-300);
  border-right: 1px solid var(--cor-300);
  font-size: var(--text-sm); font-weight: 600; color: var(--cor-900); outline: none;
}
.cart-remove {
  background: none; border: none; color: var(--cor-400);
  width: 32px; height: 32px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: var(--text-lg); transition: all var(--duration-fast);
}
.cart-remove:hover { background: var(--cor-acao); color: var(--cor-branco); }

/* ─── 17. RESUMO DO PEDIDO ─── */
.order-summary {
  position: sticky; top: calc(var(--header-h) + var(--sp-6));
  background: var(--cor-50);
  border: 1px solid var(--cor-200); border-radius: var(--radius-lg);
  padding: var(--sp-6);
}
.order-summary h3 { margin-bottom: var(--sp-5); padding-bottom: var(--sp-5); border-bottom: 1px solid var(--cor-200); }
.summary-row { display: flex; justify-content: space-between; align-items: center; padding: var(--sp-3) 0; font-size: var(--text-sm); }
.summary-row .label { color: var(--cor-500); }
.summary-row .value { font-weight: 600; color: var(--cor-800); }
.summary-row.free .value { color: var(--cor-sucesso); }
.summary-total {
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--sp-5) 0; margin-top: var(--sp-3);
  border-top: 2px solid var(--cor-200); font-size: var(--text-lg); font-weight: 700;
}
.summary-total .price { color: var(--cor-900); }
.coupon-form { display: flex; gap: var(--sp-2); margin-top: var(--sp-5); padding-top: var(--sp-5); border-top: 1px solid var(--cor-200); }
.coupon-form input {
  flex: 1; padding: var(--sp-2) var(--sp-3);
  border: 1px solid var(--cor-300); border-radius: var(--radius-md);
  font-size: var(--text-sm); outline: none;
}
.coupon-form input:focus { border-color: var(--cor-primaria); }

/* ─── 18. CHECKOUT ─── */
.checkout-layout { display: grid; grid-template-columns: 1fr 380px; gap: var(--sp-8); align-items: start; }
.checkout-steps { display: flex; gap: var(--sp-3); margin-bottom: var(--sp-8); }
.step {
  flex: 1; display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-4);
  background: var(--cor-50); border: 2px solid var(--cor-200);
  border-radius: var(--radius-md); transition: all var(--duration-base);
}
.step.active { border-color: var(--cor-primaria); background: var(--cor-primaria-l); }
.step.done, .step.completed { border-color: var(--cor-sucesso); background: var(--cor-sucesso-l); }
.step-number {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  font-size: var(--text-sm); font-weight: 700;
  background: var(--cor-200); color: var(--cor-600); flex-shrink: 0;
}
.step.active .step-number { background: var(--cor-primaria); color: var(--cor-branco); }
.step.done .step-number, .step.completed .step-number { background: var(--cor-sucesso); color: var(--cor-branco); }
.step-label { font-size: var(--text-sm); font-weight: 600; color: var(--cor-600); }
.step.active .step-label { color: var(--cor-primaria); }
.step.done .step-label, .step.completed .step-label { color: var(--cor-sucesso); }
.checkout-section {
  background: var(--cor-branco);
  border: 1px solid var(--cor-200); border-radius: var(--radius-lg);
  padding: var(--sp-8); margin-bottom: var(--sp-6);
}
.checkout-section h2 { font-size: var(--text-xl); margin-bottom: var(--sp-6); padding-bottom: var(--sp-4); border-bottom: 1px solid var(--cor-200); }

/* ─── 19. PAGAMENTO ─── */
.payment-options { display: flex; flex-direction: column; gap: var(--sp-3); }
.payment-option {
  display: flex; align-items: center; gap: var(--sp-4);
  padding: var(--sp-5);
  border: 2px solid var(--cor-200); border-radius: var(--radius-md);
  cursor: pointer; transition: all var(--duration-fast);
}
.payment-option:hover { border-color: var(--cor-300); }
.payment-option.selected { border-color: var(--cor-primaria); background: var(--cor-primaria-l); }
.payment-radio {
  width: 20px; height: 20px;
  border: 2px solid var(--cor-300); border-radius: var(--radius-full);
  flex-shrink: 0; position: relative; transition: border-color var(--duration-fast);
}
.payment-option.selected .payment-radio { border-color: var(--cor-primaria); }
.payment-option.selected .payment-radio::after {
  content: ''; position: absolute; top: 3px; left: 3px;
  width: 10px; height: 10px;
  background: var(--cor-primaria); border-radius: var(--radius-full);
}
.payment-icon { font-size: var(--text-xl); }
.payment-details h4 { font-size: var(--text-sm); margin-bottom: var(--sp-1); }
.payment-details p { font-size: var(--text-xs); margin: 0; }

/* ─── 20. CONFIRMAÇÃO ─── */
.confirmation-box { text-align: center; max-width: 520px; margin: 0 auto; padding: var(--sp-12) var(--sp-8); }
.confirmation-icon {
  width: 72px; height: 72px;
  margin: 0 auto var(--sp-6);
  display: flex; align-items: center; justify-content: center;
  background: var(--cor-sucesso-l); border-radius: var(--radius-full); font-size: 2rem;
}
.confirmation-box h1 { color: var(--cor-sucesso); margin-bottom: var(--sp-3); }
.confirmation-box p { font-size: var(--text-lg); margin-bottom: var(--sp-8); }
.order-number {
  display: inline-flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-6);
  background: var(--cor-50); border: 1px solid var(--cor-200);
  border-radius: var(--radius-md); font-size: var(--text-sm); margin-bottom: var(--sp-3);
}
.order-number strong { font-size: var(--text-xl); color: var(--cor-primaria); font-weight: 800; }
.order-info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-6); }
.info-card {
  background: var(--cor-50); border: 1px solid var(--cor-200);
  border-radius: var(--radius-lg); padding: var(--sp-6); text-align: left;
}
.info-card h3 { font-size: var(--text-base); margin-bottom: var(--sp-4); padding-bottom: var(--sp-3); border-bottom: 1px solid var(--cor-200); }
.info-card p { font-size: var(--text-sm); margin: 0; line-height: 1.8; }
.next-steps { background: var(--cor-50); border: 1px solid var(--cor-200); border-radius: var(--radius-lg); padding: var(--sp-8); text-align: left; }
.next-steps h3 { margin-bottom: var(--sp-5); }
.next-steps li { padding: var(--sp-3) 0; padding-left: var(--sp-6); position: relative; font-size: var(--text-sm); color: var(--cor-600); border-bottom: 1px solid var(--cor-100); }
.next-steps li:last-child { border-bottom: none; }
.next-steps li::before { content: '✓'; position: absolute; left: 0; color: var(--cor-sucesso); font-weight: 700; }

/* ─── 21. DETALHE DO PRODUTO ─── */
.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-12); align-items: start; }
.product-gallery {
  background: var(--cor-50); border-radius: var(--radius-lg);
  aspect-ratio: 1 / 1;
  display: flex; align-items: center; justify-content: center;
  font-size: 8rem;
  border: 1px solid var(--cor-200);
  position: sticky; top: calc(var(--header-h) + var(--sp-6));
}
.product-detail-info { display: flex; flex-direction: column; gap: var(--sp-6); }
.product-detail-info .product-category { font-size: var(--text-sm); }
.product-detail-info h1 { font-size: var(--text-3xl); margin: 0; }
.product-detail-rating { display: flex; align-items: center; gap: var(--sp-3); }
.product-detail-rating .stars { color: var(--cor-alerta); font-size: var(--text-base); letter-spacing: 2px; }
.product-detail-rating span { font-size: var(--text-sm); color: var(--cor-500); }
.price-box {
  background: var(--cor-50); border: 1px solid var(--cor-200);
  border-radius: var(--radius-lg); padding: var(--sp-5) var(--sp-6);
}
.price-box .product-price { font-size: var(--text-3xl); font-weight: 800; color: var(--cor-900); }
.price-box .installment { font-size: var(--text-sm); color: var(--cor-500); margin-top: var(--sp-1); }
.price-box .stock {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-size: var(--text-sm); color: var(--cor-sucesso); font-weight: 600; margin-top: var(--sp-3);
}
.price-box .stock::before { content: ''; width: 8px; height: 8px; background: var(--cor-sucesso); border-radius: var(--radius-full); }
.product-description { color: var(--cor-600); line-height: 1.8; font-size: var(--text-sm); }
.qty-selector { display: flex; align-items: center; gap: var(--sp-4); }
.qty-selector label { font-weight: 600; font-size: var(--text-sm); color: var(--cor-700); }
.product-cta { display: flex; gap: var(--sp-3); }
.product-cta .btn { flex: 1; }
.product-guarantees {
  display: flex; flex-direction: column; gap: var(--sp-3); padding: var(--sp-5);
  background: var(--cor-sucesso-l); border-radius: var(--radius-md);
  font-size: var(--text-sm); color: var(--cor-700);
}
.product-guarantees div { display: flex; align-items: center; gap: var(--sp-3); }

/* Tabs */
.product-tabs { margin-top: var(--sp-12); }
.tabs-nav { display: flex; border-bottom: 2px solid var(--cor-200); gap: var(--sp-1); }
.tab-btn {
  padding: var(--sp-4) var(--sp-6);
  font-size: var(--text-sm); font-weight: 600; color: var(--cor-500);
  background: none; border: none; border-bottom: 2px solid transparent;
  margin-bottom: -2px; cursor: pointer;
  transition: color var(--duration-fast), border-color var(--duration-fast);
}
.tab-btn.active { color: var(--cor-primaria); border-bottom-color: var(--cor-primaria); }
.tab-btn:hover { color: var(--cor-900); }
.tab-content { display: none; padding: var(--sp-8) 0; }
.tab-content.active { display: block; }
.tabs-header { display: flex; border-bottom: 2px solid var(--cor-200); gap: var(--sp-1); }
.specs-table { width: 100%; border-collapse: collapse; }
.specs-table tr:nth-child(odd) { background: var(--cor-50); }
.specs-table td { padding: var(--sp-4); font-size: var(--text-sm); border-bottom: 1px solid var(--cor-100); }
.specs-table td:first-child { font-weight: 600; color: var(--cor-700); width: 40%; }
.review-card { padding: var(--sp-6) 0; border-bottom: 1px solid var(--cor-200); }
.review-card:last-child { border-bottom: none; }
.review-header { display: flex; align-items: center; gap: var(--sp-3); margin-bottom: var(--sp-3); }
.review-avatar {
  width: 40px; height: 40px;
  background: var(--cor-primaria-l); color: var(--cor-primaria);
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: var(--text-sm);
}
.review-meta { flex: 1; }
.review-meta strong { display: block; font-size: var(--text-sm); color: var(--cor-900); }
.review-meta span { font-size: var(--text-xs); color: var(--cor-500); }
.review-stars { color: var(--cor-alerta); font-size: var(--text-sm); }
.review-text { font-size: var(--text-sm); color: var(--cor-600); line-height: 1.7; }

/* ─── 22. TOAST ─── */
.toast-container { position: fixed; bottom: var(--sp-6); right: var(--sp-6); z-index: 9999; display: flex; flex-direction: column; gap: var(--sp-3); }
.toast {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  background: var(--cor-900); color: var(--cor-branco);
  border-radius: var(--radius-md); box-shadow: var(--shadow-xl);
  font-size: var(--text-sm); font-weight: 500;
  animation: toastIn var(--duration-base) var(--ease-out);
  min-width: 280px;
}
.toast.success, .toast-success { background: var(--cor-sucesso); }
.toast-error { background: var(--cor-acao); }
.toast-info { background: var(--cor-900); }
.toast-warning { background: var(--cor-alerta); color: var(--cor-900); }
.toast-icon { font-weight: 700; font-size: var(--text-base); flex-shrink: 0; }
.toast-message { flex: 1; }
.toast-close { background: none; border: none; color: inherit; opacity: 0.7; cursor: pointer; font-size: var(--text-sm); padding: var(--sp-1); }
.toast-close:hover { opacity: 1; }
.toast-exit { animation: toastOut var(--duration-base) var(--ease-in-out) forwards; }
.toast.removing { animation: toastOut var(--duration-base) var(--ease-in-out) forwards; }
@keyframes toastIn  { from { transform: translateX(120%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes toastOut { from { transform: translateX(0); opacity: 1; }   to { transform: translateX(120%); opacity: 0; } }

/* ─── 23. CARRINHO — ESTADOS E COMPONENTES EXTRAS ─── */
.cart-empty {
  text-align: center; padding: var(--sp-20) var(--sp-8);
}
.cart-empty-icon { font-size: 4rem; margin-bottom: var(--sp-5); opacity: 0.4; }
.cart-empty h2 { margin-bottom: var(--sp-3); }
.cart-empty p { font-size: var(--text-base); margin-bottom: var(--sp-8); }
.cart-product { display: flex; align-items: center; gap: var(--sp-3); }
.cart-product-emoji, .cart-product-icon {
  width: 48px; height: 48px;
  background: var(--cor-50); border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; flex-shrink: 0;
  color: var(--cor-400);
}
.frete-gratis { color: var(--cor-sucesso); font-weight: 600; }

/* ─── 24. QUANTITY CONTROL ─── */
.quantity-control {
  display: flex; align-items: center;
  border: 1px solid var(--cor-300); border-radius: var(--radius-md);
  overflow: hidden; width: fit-content;
}
.qty-btn, .quantity-control button {
  width: 36px; height: 36px;
  background: var(--cor-50); border: none;
  font-size: var(--text-base); color: var(--cor-700);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background-color var(--duration-fast);
}
.qty-btn:hover, .quantity-control button:hover { background: var(--cor-200); }
.quantity-control input {
  width: 44px; height: 36px;
  text-align: center; border: none;
  border-left: 1px solid var(--cor-300);
  border-right: 1px solid var(--cor-300);
  font-size: var(--text-sm); font-weight: 600; color: var(--cor-900); outline: none;
  appearance: textfield;
  -moz-appearance: textfield;
}
.quantity-control input::-webkit-outer-spin-button,
.quantity-control input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

/* ─── 25. PRODUTO DETALHE — EXTRAS ─── */
.product-gallery-main {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--cor-50); border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  font-size: 8rem;
  border: 1px solid var(--cor-200);
}
.product-gallery-thumbs { display: flex; gap: var(--sp-3); margin-top: var(--sp-3); }
.thumb {
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  background: var(--cor-50); border: 2px solid var(--cor-200);
  border-radius: var(--radius-md); cursor: pointer;
  transition: border-color var(--duration-fast);
}
.thumb:hover { border-color: var(--cor-400); }
.thumb.active { border-color: var(--cor-primaria); }
.product-gallery { display: flex; flex-direction: column; position: sticky; top: calc(var(--header-h) + var(--sp-6)); }
.product-options { display: flex; flex-direction: column; gap: var(--sp-5); }
.product-actions { display: flex; align-items: center; gap: var(--sp-4); }
.product-meta { display: flex; flex-direction: column; gap: var(--sp-3); padding: var(--sp-5); background: var(--cor-sucesso-l); border-radius: var(--radius-md); }
.product-meta-item { display: flex; align-items: center; gap: var(--sp-3); font-size: var(--text-sm); color: var(--cor-700); }
.product-option-active, .btn-outline.active { border-color: var(--cor-primaria); color: var(--cor-primaria); background: var(--cor-primaria-l); }

/* ─── 26. PRODUTO REVIEWS EXTRAS ─── */
.reviews-summary { padding: var(--sp-6) 0; margin-bottom: var(--sp-6); border-bottom: 1px solid var(--cor-200); }
.reviews-score { display: flex; align-items: center; gap: var(--sp-4); }
.score-value { font-size: var(--text-4xl); font-weight: 800; color: var(--cor-900); }
.score-count { font-size: var(--text-sm); color: var(--cor-500); }
.review-date { font-size: var(--text-xs); color: var(--cor-400); margin-left: auto; }

/* ─── 27. CHECKOUT EXTRAS ─── */
.summary-item { display: flex; justify-content: space-between; padding: var(--sp-2) 0; font-size: var(--text-sm); color: var(--cor-600); }
.checkout-secure { text-align: center; font-size: var(--text-xs); color: var(--cor-500); margin-top: var(--sp-4); }
.payment-option-content { display: flex; align-items: center; gap: var(--sp-3); flex: 1; }
.payment-option-content strong { display: block; font-size: var(--text-sm); color: var(--cor-800); }
.payment-option-content small { font-size: var(--text-xs); color: var(--cor-500); }
.payment-option input[type="radio"] { display: none; }

/* ─── 28. CONFIRMAÇÃO EXTRAS ─── */
.confirmation-actions { display: flex; gap: var(--sp-4); justify-content: center; margin-top: var(--sp-8); }
.info-card-icon { font-size: 1.5rem; margin-bottom: var(--sp-2); display: block; }
.info-card h4 { font-size: var(--text-sm); color: var(--cor-500); margin-bottom: var(--sp-2); }
.info-card p { font-weight: 600; color: var(--cor-900); }

/* ─── 29. FORM EXTRAS ─── */
.form-select {
  width: 100%; padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--cor-300); border-radius: var(--radius-md);
  font-size: var(--text-sm); color: var(--cor-800); background: var(--cor-branco);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast); outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8.825L.35 3.175l.7-.7L6 7.425l4.95-4.95.7.7z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.form-select:focus { border-color: var(--cor-primaria); box-shadow: 0 0 0 3px var(--cor-primaria-l); }
.form-input-error { border-color: var(--cor-acao) !important; box-shadow: 0 0 0 3px rgba(220,38,38,0.15) !important; }

/* ─── 30. BREADCRUMB FIX ─── */
.breadcrumb span { color: var(--cor-500); }
.breadcrumb a::after { content: '/'; margin-left: var(--sp-2); color: var(--cor-400); }

/* ─── 31. UTILITÁRIOS ─── */
.page-title { margin-bottom: var(--sp-8); font-size: var(--text-3xl); }
.support-box {
  text-align: center; padding: var(--sp-10);
  background: var(--cor-50); border: 1px solid var(--cor-200); border-radius: var(--radius-lg);
}
.support-box h3 { margin-bottom: var(--sp-3); }
.support-box p { font-size: var(--text-sm); margin-bottom: var(--sp-5); }
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out); }
.fade-up.visible, .fade-up.fade-up-visible { opacity: 1; transform: translateY(0); }

/* ─── 32. PLACEHOLDER DE IMAGEM ─── */
.product-image:not(:has(img))::after {
  content: '';
  display: block;
  width: 56px; height: 56px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%239ca3af' stroke-width='1.5' viewBox='0 0 24 24'%3E%3Cpath d='M23 19a2 2 0 0 1-2 2H3a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h4l2-3h6l2 3h4a2 2 0 0 1 2 2z'/%3E%3Ccircle cx='12' cy='13' r='4'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.4;
}
.product-gallery-main:not(:has(img))::after {
  content: '';
  display: block;
  width: 96px; height: 96px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%239ca3af' stroke-width='1.5' viewBox='0 0 24 24'%3E%3Cpath d='M23 19a2 2 0 0 1-2 2H3a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h4l2-3h6l2 3h4a2 2 0 0 1 2 2z'/%3E%3Ccircle cx='12' cy='13' r='4'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.35;
}
.thumb:empty::after {
  content: '';
  display: block;
  width: 28px; height: 28px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%239ca3af' stroke-width='1.5' viewBox='0 0 24 24'%3E%3Cpath d='M23 19a2 2 0 0 1-2 2H3a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h4l2-3h6l2 3h4a2 2 0 0 1 2 2z'/%3E%3Ccircle cx='12' cy='13' r='4'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.4;
}

/* ─── 33. WHATSAPP FLUTUANTE ─── */
.whatsapp-float {
  position: fixed;
  bottom: 24px; left: 24px;
  z-index: 9998;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 14px rgba(37,211,102,0.4);
  transition: transform var(--duration-fast), box-shadow var(--duration-fast);
  color: #fff;
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(37,211,102,0.55);
  color: #fff;
}
.whatsapp-float svg { width: 28px; height: 28px; fill: #fff; }
.whatsapp-tooltip {
  position: absolute;
  left: 68px; top: 50%;
  transform: translateY(-50%);
  background: var(--cor-900);
  color: var(--cor-branco);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-fast);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

/* ─── 34. HERO — TRUST BADGES ─── */
.hero-trust {
  display: flex; align-items: center; justify-content: center;
  gap: var(--sp-8); margin-top: var(--sp-10); padding-top: var(--sp-8);
  border-top: 1px solid rgba(255,255,255,0.15);
}
.hero-trust-item {
  display: flex; align-items: center; gap: var(--sp-2);
  font-size: var(--text-sm); color: rgba(255,255,255,0.85);
}
.hero-trust-item svg { width: 20px; height: 20px; stroke: rgba(255,255,255,0.9); fill: none; stroke-width: 2; flex-shrink: 0; }

/* ─── 35. CONTATO INFO ─── */
.footer-contact-item {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-2) 0;
  font-size: var(--text-sm); color: var(--cor-400);
}
.footer-contact-item svg { width: 18px; height: 18px; stroke: var(--cor-400); fill: none; stroke-width: 2; flex-shrink: 0; }

/* ─── 36. CART PRODUCT ICON (substituir emoji) ─── */
.cart-product-icon {
  width: 48px; height: 48px;
  background: var(--cor-100); border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.cart-product-icon svg { width: 24px; height: 24px; stroke: var(--cor-400); fill: none; stroke-width: 1.5; }

/* ═══ RESPONSIVIDADE ═══ */
@media (max-width: 1024px) {
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .order-info-grid { grid-template-columns: 1fr; }
  .product-detail { grid-template-columns: 1fr; }
  .product-gallery { position: static; max-height: 400px; }
  .cart-layout, .checkout-layout { grid-template-columns: 1fr; }
  .order-summary { position: static; }
  .header-search { display: none; }
}

@media (max-width: 768px) {
  :root { --text-4xl: 1.875rem; --text-3xl: 1.5rem; --header-h: 56px; }
  .menu-toggle { display: flex; }
  .nav {
    position: fixed; top: var(--header-h); left: 0; right: 0; bottom: 0;
    background: var(--cor-branco); flex-direction: column;
    padding: var(--sp-6); gap: var(--sp-1);
    transform: translateX(-100%);
    transition: transform var(--duration-base) var(--ease-out);
    z-index: 999; border-top: 1px solid var(--cor-200);
  }
  .nav.open, .nav.nav-open { transform: translateX(0); }
  .nav-link { font-size: var(--text-base); padding: var(--sp-4); border-radius: var(--radius-md); }
  .categories-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-3); }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-3); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-4); }
  .hero { padding: var(--sp-12) var(--sp-6); }
  .hero-stats { flex-direction: column; gap: var(--sp-5); }
  .hero-trust { flex-direction: column; gap: var(--sp-3); }
  .whatsapp-float { width: 50px; height: 50px; bottom: 16px; left: 16px; }
  .whatsapp-tooltip { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--sp-8); }
  .checkout-steps { flex-direction: column; gap: var(--sp-2); }
  .form-row { grid-template-columns: 1fr; }
  .newsletter-form { flex-direction: column; }
  .product-cta { flex-direction: column; }
  .tabs-nav { overflow-x: auto; }
  .cart-table thead { display: none; }
  .cart-table tr { display: grid; grid-template-columns: 64px 1fr auto; gap: var(--sp-3); padding: var(--sp-4) 0; border-bottom: 1px solid var(--cor-200); align-items: center; }
  .cart-table td { padding: 0; border: none; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--sp-4); }
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .products-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-3); }
  .product-info { padding: var(--sp-3); }
  .product-name { font-size: var(--text-sm); }
  .product-price { font-size: var(--text-base); }
  .features-grid { grid-template-columns: 1fr; }
  .checkout-section { padding: var(--sp-5); }
  .hero h1 { font-size: var(--text-2xl); }
  .announcement-bar { font-size: var(--text-xs); }
}