/* ============================================
   ACHADINHOS DIVINO — Design System 2025
   ============================================ */

/* ---------- CSS Variables / Design Tokens ---------- */
:root {
  /* Colors */
  --color-primary:       #FF6B00;   /* Amazon orange */
  --color-primary-dark:  #E55A00;
  --color-primary-light: #FF8C33;
  --color-secondary:     #146EB4;   /* Amazon blue */
  --color-secondary-dark:#0E5A9E;
  --color-accent:        #FFB900;   /* Gold highlight */

  --color-bg:            #F8F9FA;
  --color-surface:       #FFFFFF;
  --color-surface-alt:   #F1F3F5;

  --color-text-primary:  #111827;
  --color-text-secondary:#4B5563;
  --color-text-muted:    #9CA3AF;

  --color-border:        #E5E7EB;
  --color-border-light:  #F3F4F6;

  --color-success:       #10B981;
  --color-danger:        #EF4444;
  --color-warning:       #F59E0B;
  --color-info:          #3B82F6;

  /* Typography */
  --font-family:         'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs:        0.75rem;
  --font-size-sm:        0.875rem;
  --font-size-base:      1rem;
  --font-size-md:        1.125rem;
  --font-size-lg:        1.25rem;
  --font-size-xl:        1.5rem;
  --font-size-2xl:       1.875rem;
  --font-size-3xl:       2.25rem;
  --font-size-4xl:       3rem;
  --font-size-5xl:       3.75rem;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Radius */
  --radius-sm:   0.375rem;
  --radius-md:   0.75rem;
  --radius-lg:   1rem;
  --radius-xl:   1.5rem;
  --radius-2xl:  2rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs:  0 1px 2px rgba(0,0,0,.05);
  --shadow-sm:  0 1px 3px rgba(0,0,0,.10), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg:  0 10px 15px rgba(0,0,0,.10), 0 4px 6px rgba(0,0,0,.05);
  --shadow-xl:  0 20px 25px rgba(0,0,0,.10), 0 10px 10px rgba(0,0,0,.04);
  --shadow-2xl: 0 25px 50px rgba(0,0,0,.15);

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

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

  /* Container */
  --container-max: 1280px;
  --container-padding: var(--space-6);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  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 { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; }
ul { list-style: none; }
input, button, select, textarea { font-family: inherit; font-size: inherit; }

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

/* ---------- Sections ---------- */
.section {
  padding: var(--space-20) 0;
}
.section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
}
.section-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-text-primary);
  line-height: 1.2;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.section-subtitle {
  color: var(--color-text-secondary);
  margin-top: var(--space-2);
  font-size: var(--font-size-md);
}
.section-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-left: var(--space-3);
}

/* ---------- Gradient Text ---------- */
.gradient-text {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
  border: 2px solid transparent;
  white-space: nowrap;
  text-align: center;
  justify-content: center;
  line-height: 1.4;
}
.btn:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}
.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--font-size-base); border-radius: var(--radius-lg); }
.btn-sm { padding: var(--space-2) var(--space-4); font-size: var(--font-size-xs); }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  box-shadow: 0 4px 14px rgba(255,107,0,.35);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255,107,0,.45);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-secondary);
  border-color: transparent;
  font-weight: 600;
}
.btn-ghost:hover {
  color: var(--color-primary);
  background: var(--color-surface-alt);
}

.btn-amazon {
  background: linear-gradient(to bottom, #f0c14b, #daa520);
  color: #111;
  border-color: #a88734;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}
.btn-amazon:hover {
  background: linear-gradient(to bottom, #daa520, #c8961e);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}
.site-header.scrolled {
  box-shadow: var(--shadow-lg);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  height: 72px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
}
.logo:hover { opacity: .85; }
.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: var(--font-size-sm);
}
.logo-text {
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}
.logo-accent { color: var(--color-primary); }

/* Nav Desktop */
.main-nav { flex: 1; display: flex; justify-content: center; }
.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  position: relative;
}
.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  background: rgba(255,107,0,.07);
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}
.nav-arrow { font-size: 10px; transition: transform var(--transition-fast); }

/* Dropdown */
.has-dropdown { position: relative; }
.has-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.has-dropdown:hover .nav-arrow { transform: rotate(180deg); }
.dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  min-width: 220px;
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}
.dropdown-menu li a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}
.dropdown-menu li a:hover { background: var(--color-surface-alt); color: var(--color-primary); }
.dropdown-menu li a i { width: 16px; text-align: center; color: var(--color-primary); }

/* Search */
.header-search { flex-shrink: 0; }
.search-form {
  display: flex;
  align-items: center;
  background: var(--color-surface-alt);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  transition: all var(--transition-fast);
}
.search-form:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255,107,0,.12);
  background: var(--color-surface);
}
.search-input {
  background: transparent;
  border: none;
  outline: none;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  width: 200px;
}
.search-input::placeholder { color: var(--color-text-muted); }
.search-btn {
  background: var(--color-primary);
  border: none;
  color: #fff;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  transition: background var(--transition-fast);
  height: 100%;
}
.search-btn:hover { background: var(--color-primary-dark); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.hamburger:hover { background: var(--color-surface-alt); }
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
.mobile-nav {
  display: none;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-4);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}
.mobile-nav.open {
  display: block;
  max-height: 500px;
}
.mobile-search { margin-bottom: var(--space-4); }
.mobile-search .search-input { width: 100%; }
.mobile-nav-list { display: flex; flex-direction: column; gap: var(--space-1); }
.mobile-nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}
.mobile-nav-link:hover { background: var(--color-surface-alt); color: var(--color-primary); }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #fff8f0 0%, #fff3e8 30%, #f0f7ff 100%);
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(255,107,0,.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(20,110,180,.07) 0%, transparent 50%);
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
  position: relative;
  z-index: 1;
}
.hero-content { max-width: 560px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,107,0,.1);
  color: var(--color-primary);
  border: 1px solid rgba(255,107,0,.2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-6);
  animation: pulse-badge 2.5s ease-in-out infinite;
}
@keyframes pulse-badge {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255,107,0,.3); }
  50% { box-shadow: 0 0 0 8px rgba(255,107,0,.0); }
}
.hero-badge i { color: var(--color-primary); animation: bolt-flash 1.5s ease-in-out infinite; }
@keyframes bolt-flash { 0%,100%{opacity:1} 50%{opacity:.4} }

.hero-title {
  font-size: clamp(2.2rem, 5vw, var(--font-size-5xl));
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  color: var(--color-text-primary);
}
.hero-subtitle {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  max-width: 480px;
}
.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-10);
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.stat-item { display: flex; flex-direction: column; }
.stat-item strong { font-size: var(--font-size-xl); font-weight: 800; color: var(--color-text-primary); }
.stat-item span { font-size: var(--font-size-xs); color: var(--color-text-muted); text-transform: uppercase; letter-spacing: .05em; }
.stat-divider { width: 1px; height: 36px; background: var(--color-border); }

/* Hero Visual */
.hero-visual {
  position: relative;
  height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-circle-bg {
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255,107,0,.1) 0%, rgba(20,110,180,.1) 100%);
  border: 1px dashed rgba(255,107,0,.2);
  animation: rotate-slow 30s linear infinite;
}
@keyframes rotate-slow { to { transform: rotate(360deg); } }

.hero-card-floating {
  position: absolute;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border-light);
  min-width: 170px;
  animation: float 4s ease-in-out infinite;
}
.hero-card-1 { top: 10%; left: 0; animation-delay: 0s; }
.hero-card-2 { bottom: 20%; right: 0; animation-delay: -1.3s; }
.hero-card-3 { top: 50%; left: 10%; animation-delay: -2.6s; transform: translateY(-50%); }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.hero-card-3 { animation-name: float3; }
@keyframes float3 {
  0%, 100% { transform: translateY(-50%); }
  50% { transform: translateY(calc(-50% - 10px)); }
}
.hcard-badge {
  display: inline-block;
  background: var(--color-danger);
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-2);
}
.hcard-badge-orange { background: var(--color-primary); }
.hcard-badge-green { background: var(--color-success); }
.hcard-info {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 500;
}
.hcard-info i { color: var(--color-primary); }
.hcard-price { display: flex; flex-direction: column; gap: 2px; }
.hcard-price del { font-size: var(--font-size-xs); color: var(--color-text-muted); }
.hcard-price strong { font-size: var(--font-size-lg); font-weight: 800; color: var(--color-success); }

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  animation: bounce-arrow 2s ease-in-out infinite;
  z-index: 1;
}
@keyframes bounce-arrow {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-6) 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.trust-item > i {
  font-size: 1.5rem;
  color: var(--color-primary);
  flex-shrink: 0;
  width: 36px;
  text-align: center;
}
.trust-item div { display: flex; flex-direction: column; gap: 2px; }
.trust-item strong { font-size: var(--font-size-sm); font-weight: 700; color: var(--color-text-primary); }
.trust-item span { font-size: var(--font-size-xs); color: var(--color-text-muted); }

/* ============================================
   CATEGORIES
   ============================================ */
.categories-section { background: var(--color-bg); }
.categories-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-4);
}
.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-4);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.category-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,107,0,.04), rgba(20,110,180,.04));
  opacity: 0;
  transition: opacity var(--transition-base);
}
.category-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}
.category-card:hover::before { opacity: 1; }
.category-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  transition: transform var(--transition-base);
}
.category-card:hover .category-icon { transform: scale(1.1) rotate(-5deg); }
.category-name {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text-primary);
}
.category-count {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background: var(--color-surface-alt);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
}

/* ============================================
   FLASH DEALS
   ============================================ */
.flash-section {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  position: relative;
  overflow: hidden;
}
.flash-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(255,107,0,.15) 0%, transparent 60%);
  pointer-events: none;
}
.flash-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  position: relative;
  z-index: 1;
}
.flash-title-group .section-title { color: #fff; }
.flash-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: .08em;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-2);
}
.flash-label i { animation: bolt-flash 1.2s ease-in-out infinite; }

/* Countdown */
.countdown-wrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-1);
}
.countdown-label {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,.6);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.countdown {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.countdown-unit {
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.countdown-value {
  display: inline-block;
  min-width: 48px;
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: var(--font-size-xl);
  font-weight: 800;
  text-align: center;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,.15);
  font-variant-numeric: tabular-nums;
}
.countdown-unit-label {
  color: rgba(255,255,255,.6);
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-left: 2px;
}
.countdown-sep { color: rgba(255,255,255,.6); font-size: var(--font-size-xl); font-weight: 700; padding-bottom: 4px; }

.flash-grid { position: relative; z-index: 1; }

/* ============================================
   PRODUCT CARDS
   ============================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.product-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1.5px solid var(--color-border);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

/* Flash product cards on dark bg */
.flash-grid .product-card {
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.1);
  backdrop-filter: blur(8px);
}
.flash-grid .product-card:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--color-primary);
}
.flash-grid .product-card .product-title,
.flash-grid .product-card .product-category,
.flash-grid .product-card .product-price-original,
.flash-grid .product-card .product-updated { color: rgba(255,255,255,.75); }
.flash-grid .product-card .product-price-current { color: #fff; }
.flash-grid .product-card .product-title { color: #fff; }
.flash-grid .product-card .product-rating i { color: var(--color-accent); }

/* Product Image */
.product-img-wrapper {
  position: relative;
  padding-top: 70%;
  overflow: hidden;
  background: var(--color-surface-alt);
}
.product-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.product-card:hover .product-img { transform: scale(1.05); }

/* Product Badges */
.product-badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  z-index: 2;
}
.product-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: 3px var(--space-2);
  border-radius: var(--radius-sm);
  color: #fff;
}
.badge-discount { background: var(--color-danger); }
.badge-frete { background: var(--color-success); }
.badge-prime { background: #002F87; }
.badge-top { background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); }

/* Wishlist btn */
.product-wishlist {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 34px;
  height: 34px;
  background: var(--color-surface);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  box-shadow: var(--shadow-sm);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
  z-index: 2;
  opacity: 0;
}
.product-card:hover .product-wishlist { opacity: 1; }
.product-wishlist:hover { color: var(--color-danger); transform: scale(1.1); }
.product-wishlist.active { color: var(--color-danger); opacity: 1; }

/* Product Info */
.product-info {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}
.product-category {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight: 600;
}
.product-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-rating {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
}
.product-rating i { color: var(--color-accent); font-size: 10px; }
.product-rating span { color: var(--color-text-muted); }

.product-pricing {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: auto;
}
.product-price-original {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-decoration: line-through;
}
.product-price-current {
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--color-danger);
}
.product-savings {
  font-size: var(--font-size-xs);
  color: var(--color-success);
  font-weight: 600;
}

.product-updated {
  font-size: 11px;
  color: var(--color-text-muted);
}

.product-actions { padding: var(--space-3) var(--space-4) var(--space-4); }
.product-actions .btn { width: 100%; }

/* ============================================
   BESTSELLERS
   ============================================ */
.bestsellers-section { background: var(--color-surface-alt); }
.bestsellers-grid { grid-template-columns: repeat(4, 1fr); }

/* ============================================
   FILTER TABS
   ============================================ */
.filter-tabs {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.filter-tab {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  transition: all var(--transition-fast);
}
.filter-tab:hover { border-color: var(--color-primary); color: var(--color-primary); }
.filter-tab.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(255,107,0,.3);
}

/* Load More */
.load-more-wrapper { text-align: center; margin-top: var(--space-10); }

/* ============================================
   NEWSLETTER
   ============================================ */
.newsletter-section { background: var(--color-bg); }
.newsletter-box {
  background: linear-gradient(135deg, var(--color-primary) 0%, #E55A00 50%, #c94d00 100%);
  border-radius: var(--radius-2xl);
  padding: var(--space-12) var(--space-16);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-10);
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.newsletter-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,.06);
  border-radius: 50%;
}
.newsletter-box::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: 10%;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,.04);
  border-radius: 50%;
}
.newsletter-content { position: relative; z-index: 1; }
.newsletter-icon {
  display: inline-flex;
  width: 56px;
  height: 56px;
  background: rgba(255,255,255,.2);
  border-radius: var(--radius-lg);
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: var(--space-4);
}
.newsletter-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-2);
}
.newsletter-desc { color: rgba(255,255,255,.8); font-size: var(--font-size-md); max-width: 400px; }
.newsletter-form { position: relative; z-index: 1; flex: 1; max-width: 480px; }
.newsletter-input-group {
  display: flex;
  gap: var(--space-2);
  background: rgba(255,255,255,.15);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  backdrop-filter: blur(8px);
}
.newsletter-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: var(--space-3) var(--space-4);
  color: #fff;
  font-size: var(--font-size-base);
}
.newsletter-input::placeholder { color: rgba(255,255,255,.6); }
.newsletter-disclaimer { font-size: var(--font-size-xs); color: rgba(255,255,255,.6); margin-top: var(--space-2); text-align: center; }
.newsletter-form .btn-primary {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
  flex-shrink: 0;
}
.newsletter-form .btn-primary:hover { background: var(--color-surface-alt); box-shadow: none; }

/* ============================================
   ABOUT
   ============================================ */
.about-section { background: var(--color-surface); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}
.about-content { display: flex; flex-direction: column; gap: var(--space-5); }
.about-content p { color: var(--color-text-secondary); line-height: 1.8; }
.about-disclaimer {
  display: flex;
  gap: var(--space-3);
  background: rgba(59,130,246,.06);
  border: 1px solid rgba(59,130,246,.2);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  margin-top: var(--space-2);
}
.about-disclaimer > i { color: var(--color-info); flex-shrink: 0; margin-top: 3px; }
.about-disclaimer p { color: var(--color-text-secondary); font-size: var(--font-size-sm); line-height: 1.7; margin: 0; }
.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.about-feature-card {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}
.about-feature-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.about-feature-card > i {
  font-size: 1.5rem;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}
.about-feature-card h3 { font-size: var(--font-size-sm); font-weight: 700; margin-bottom: var(--space-1); }
.about-feature-card p { font-size: var(--font-size-xs); color: var(--color-text-muted); line-height: 1.5; }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: #0a0a0f;
  color: rgba(255,255,255,.75);
}
.footer-inner { padding-top: var(--space-16); padding-bottom: var(--space-8); }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
}
.footer-brand .logo-text { color: #fff; }
.footer-brand-desc { font-size: var(--font-size-sm); color: rgba(255,255,255,.5); margin: var(--space-4) 0 var(--space-6); line-height: 1.7; }
.footer-social { display: flex; gap: var(--space-3); }
.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.6);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}
.social-link:hover { background: var(--color-primary); border-color: var(--color-primary); color: #fff; transform: translateY(-2px); }

.footer-col-title {
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: 700;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.footer-links { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-links a {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,.5);
  transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--color-primary); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.footer-disclaimer {
  display: flex;
  gap: var(--space-3);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
}
.footer-disclaimer i { color: var(--color-info); flex-shrink: 0; margin-top: 2px; }
.footer-disclaimer p { font-size: var(--font-size-xs); color: rgba(255,255,255,.4); line-height: 1.7; }
.footer-copy { font-size: var(--font-size-xs); color: rgba(255,255,255,.3); text-align: center; }

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  box-shadow: var(--shadow-xl);
  font-size: var(--font-size-base);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--transition-base);
  z-index: var(--z-overlay);
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-3px); box-shadow: 0 12px 24px rgba(255,107,0,.4); }

/* ============================================
   TOAST
   ============================================ */
.toast {
  position: fixed;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-text-primary);
  color: #fff;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  box-shadow: var(--shadow-2xl);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: var(--z-toast);
  white-space: nowrap;
}
.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE — Tablet (≤ 1024px)
   ============================================ */
@media (max-width: 1024px) {
  :root { --container-padding: var(--space-5); }

  .main-nav { display: none; }
  .hamburger { display: flex; }
  .header-search .search-input { width: 160px; }

  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero-visual { display: none; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }

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

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

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

  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .footer-brand { grid-column: 1 / -1; }

  .about-grid { grid-template-columns: 1fr; gap: var(--space-10); }

  .newsletter-box { padding: var(--space-10); flex-direction: column; }
  .newsletter-form { max-width: 100%; width: 100%; }
}

/* ============================================
   RESPONSIVE — Mobile (≤ 768px)
   ============================================ */
@media (max-width: 768px) {
  :root { --container-padding: var(--space-4); }

  .section { padding: var(--space-12) 0; }
  .section-header { flex-direction: column; gap: var(--space-4); }
  .section-title { font-size: var(--font-size-xl); }

  .header-inner { gap: var(--space-3); }
  .header-search { display: none; }
  .logo-text { font-size: var(--font-size-base); }

  .hero { min-height: auto; padding: var(--space-16) 0 var(--space-12); }
  .hero-title { font-size: 2rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { width: 100%; max-width: 280px; }
  .hero-stats { gap: var(--space-4); }

  .trust-grid { grid-template-columns: 1fr 1fr; gap: var(--space-4); }
  .trust-item { flex-direction: column; text-align: center; gap: var(--space-2); }

  .categories-grid { grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
  .category-card { padding: var(--space-4) var(--space-2); }
  .category-icon { width: 52px; height: 52px; }

  .products-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
  .bestsellers-grid { grid-template-columns: repeat(2, 1fr); }

  .filter-tabs { gap: var(--space-1); }
  .filter-tab { padding: var(--space-2) var(--space-3); font-size: var(--font-size-xs); }

  .flash-header { flex-direction: column; align-items: flex-start; }
  .countdown-wrapper { align-items: flex-start; }

  .about-features { grid-template-columns: 1fr; }

  .newsletter-box { padding: var(--space-8); }
  .newsletter-title { font-size: var(--font-size-xl); }
  .newsletter-input-group { flex-direction: column; }
  .newsletter-input-group .btn { width: 100%; }

  .footer-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .footer-brand { grid-column: auto; }

  .back-to-top { bottom: var(--space-5); right: var(--space-5); }
}

/* ============================================
   RESPONSIVE — Small Mobile (≤ 480px)
   ============================================ */
@media (max-width: 480px) {
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: 1fr; }
  .bestsellers-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; align-items: center; }
  .stat-divider { display: none; }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.text-center { text-align: center; }

/* Smooth scrolling for anchor links */
html { scroll-padding-top: 90px; }

/* Skeleton loader */
.skeleton {
  background: linear-gradient(90deg, var(--color-surface-alt) 25%, var(--color-border) 50%, var(--color-surface-alt) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}
@keyframes shimmer { 0%{background-position:200% 0} 100%{background-position:-200% 0} }