/* =============================================
   AC LOJA VIRTUAL — style.css
   Design System: Azul escuro + Preto + Laranja
   Tipografia: Inter + Poppins
   Features: Dark mode, Glassmorphism, Animations
============================================= */

/* =============================================
   1. RESET & CUSTOM PROPERTIES
============================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Paleta de cores — Light mode */
  --clr-bg:          #ffffff;
  --clr-bg-alt:      #f8fafc;
  --clr-bg-card:     #ffffff;
  --clr-surface:     #f1f5f9;
  --clr-border:      #e2e8f0;

  --clr-text-primary:   #0f172a;
  --clr-text-secondary: #475569;
  --clr-text-muted:     #94a3b8;

  --clr-blue-900:   #0f172a;
  --clr-blue-800:   #1e293b;
  --clr-blue-700:   #334155;
  --clr-blue-600:   #1d4ed8;
  --clr-blue-500:   #2563eb;
  --clr-blue-400:   #3b82f6;
  --clr-blue-light: #eff6ff;

  --clr-orange:      #f97316;
  --clr-orange-dark: #ea580c;
  --clr-orange-light:#fff7ed;

  --clr-green: #25D366;

  --clr-white: #ffffff;
  --clr-black: #000000;

  /* Tipografia */
  --font-display: 'Poppins', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Escala tipográfica */
  --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;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;

  /* Espaçamentos */
  --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;
  --space-32: 8rem;

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

  /* Sombras */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
  --shadow-lg:  0 10px 40px rgba(0,0,0,0.1), 0 4px 16px rgba(0,0,0,0.06);
  --shadow-xl:  0 20px 60px rgba(0,0,0,0.12), 0 8px 24px rgba(0,0,0,0.08);
  --shadow-blue: 0 8px 32px rgba(29, 78, 216, 0.25);
  --shadow-orange: 0 8px 32px rgba(249, 115, 22, 0.25);

  /* Transições */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;
  --transition-spring: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max: 1280px;
  --container-pad: 1.5rem;

  /* Header height */
  --header-h: 72px;
}

/* Dark mode automático */
@media (prefers-color-scheme: dark) {
  :root {
    --clr-bg:          #0f172a;
    --clr-bg-alt:      #1e293b;
    --clr-bg-card:     #1e293b;
    --clr-surface:     #334155;
    --clr-border:      #334155;

    --clr-text-primary:   #f1f5f9;
    --clr-text-secondary: #94a3b8;
    --clr-text-muted:     #64748b;

    --clr-blue-light: #0f172a;
    --clr-orange-light: #1c0a00;

    --shadow-sm:  0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
    --shadow-md:  0 4px 16px rgba(0,0,0,0.3), 0 2px 6px rgba(0,0,0,0.2);
    --shadow-lg:  0 10px 40px rgba(0,0,0,0.4), 0 4px 16px rgba(0,0,0,0.25);
    --shadow-xl:  0 20px 60px rgba(0,0,0,0.5), 0 8px 24px rgba(0,0,0,0.3);
  }
}

/* Respeitar preferência de movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* =============================================
   2. BASE
============================================= */
html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--clr-text-primary);
  background-color: var(--clr-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Focus visível para acessibilidade */
:focus-visible {
  outline: 2px solid var(--clr-blue-500);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Links base */
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

/* Imagens */
img, svg {
  display: block;
  max-width: 100%;
}

/* Listas */
ul, ol { list-style: none; }

/* =============================================
   3. UTILIDADES
============================================= */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

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

/* Animações de reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal--delay-1 { --delay: 0.1s; }
.reveal--delay-2 { --delay: 0.2s; }
.reveal--delay-3 { --delay: 0.3s; }
.reveal--delay-4 { --delay: 0.4s; }

/* =============================================
   4. BOTÕES
============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: -0.01em;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-full);
  transition:
    background var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-spring);
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

/* Tamanhos */
.btn--sm  { font-size: var(--text-sm);  padding: 0.5rem 1.25rem; }
.btn--md  { font-size: var(--text-base); padding: 0.75rem 1.75rem; }
.btn--lg  { font-size: var(--text-base); padding: 0.875rem 2rem; }
.btn--xl  { font-size: var(--text-lg);  padding: 1.125rem 2.5rem; }
.btn--full { width: 100%; }

/* Ícone */
.btn__icon { width: 18px; height: 18px; flex-shrink: 0; }

/* Primário */
.btn--primary {
  background: var(--clr-blue-600);
  color: var(--clr-white);
  box-shadow: var(--shadow-blue);
}
.btn--primary:hover {
  background: var(--clr-blue-500);
  box-shadow: 0 12px 40px rgba(29,78,216,0.4);
}

/* Outline */
.btn--outline {
  background: transparent;
  color: var(--clr-text-primary);
  border: 1.5px solid var(--clr-border);
}
.btn--outline:hover {
  border-color: var(--clr-blue-500);
  color: var(--clr-blue-500);
}

/* Ghost */
.btn--ghost {
  background: transparent;
  color: var(--clr-blue-500);
  padding-left: 0;
  padding-right: 0;
  border-radius: 0;
}
.btn--ghost:hover {
  color: var(--clr-blue-600);
  transform: translateX(4px);
}

/* WhatsApp */
.btn--whatsapp {
  background: #25D366;
  color: var(--clr-white);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
}
.btn--whatsapp:hover {
  background: #128C7E;
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
}

/* Laranja */
.btn--orange {
  background: var(--clr-orange);
  color: var(--clr-white);
  box-shadow: var(--shadow-orange);
}
.btn--orange:hover {
  background: var(--clr-orange-dark);
  box-shadow: 0 12px 40px rgba(249,115,22,0.4);
}

/* =============================================
   5. SECTION HELPERS
============================================= */
.section-eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-blue-500);
  margin-bottom: var(--space-3);
}
.section-eyebrow--light { color: rgba(255,255,255,0.6); }

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}
.section-header .section-eyebrow { display: block; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--clr-text-primary);
  margin-bottom: var(--space-4);
}
.section-title--light { color: var(--clr-white); }

.section-desc {
  font-size: var(--text-lg);
  color: var(--clr-text-secondary);
  max-width: 560px;
  margin-inline: auto;
  line-height: 1.7;
}

/* =============================================
   6. HEADER / NAV
============================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;

  /* Glassmorphism */
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: background var(--transition-slow), box-shadow var(--transition-slow);
}

@media (prefers-color-scheme: dark) {
  .header {
    background: rgba(15, 23, 42, 0.85);
    border-bottom-color: rgba(255,255,255,0.06);
  }
}

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

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}
.nav__logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--clr-blue-600), var(--clr-blue-800));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 14px;
  color: var(--clr-white);
  letter-spacing: 0;
  box-shadow: 0 4px 12px rgba(29,78,216,0.3);
}
.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.nav__logo-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--clr-text-primary);
  letter-spacing: -0.01em;
}
.nav__logo-tagline {
  font-size: 0.65rem;
  color: var(--clr-text-muted);
  font-weight: 400;
}

/* Links */
.nav__links {
  display: none;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  justify-content: center;
}
@media (min-width: 1024px) {
  .nav__links { display: flex; }
}
.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--clr-text-secondary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.nav__link:hover {
  color: var(--clr-text-primary);
  background: var(--clr-surface);
}

/* Hambúrguer */
.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  margin-left: auto;
}
@media (min-width: 1024px) { .nav__toggle { display: none; } }

.nav__toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-text-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Menu mobile aberto */
@media (max-width: 1023px) {
  .nav__links.is-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--clr-bg);
    padding: var(--space-6);
    gap: var(--space-1);
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--shadow-lg);
    z-index: 999;
  }
  .nav__links.is-open .nav__link {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    display: block;
    text-align: center;
  }
}

/* Header CTA (esconde em mobile) */
.header .btn--whatsapp {
  display: none;
}
@media (min-width: 640px) {
  .header .btn--whatsapp { display: inline-flex; }
}

/* =============================================
   7. HERO
============================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
  background: var(--clr-blue-900);
}

/* Fundo animado */
.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: orbFloat 8s ease-in-out infinite;
}
.hero__orb--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #1d4ed8, transparent 70%);
  top: -200px;
  right: -100px;
  animation-delay: 0s;
}
.hero__orb--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #f97316, transparent 70%);
  bottom: -100px;
  left: 10%;
  animation-delay: -3s;
}
.hero__orb--3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, #0ea5e9, transparent 70%);
  top: 30%;
  left: 40%;
  animation-delay: -6s;
  opacity: 0.2;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50%       { transform: translateY(-30px) scale(1.05); }
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-top: var(--space-16);
  padding-bottom: var(--space-24);
}

/* Badge */
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(8px);
}
.hero__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}

/* Título hero */
.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: var(--clr-white);
  margin-bottom: var(--space-6);
  max-width: 800px;
}
.hero__title-accent {
  background: linear-gradient(90deg, #fb923c, #f97316, #ea580c);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Subtítulo hero */
.hero__subtitle {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-10);
  max-width: 540px;
  line-height: 1.7;
}

/* Actions */
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-16);
}
.hero__actions .btn--outline {
  border-color: rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.8);
}
.hero__actions .btn--outline:hover {
  border-color: rgba(255,255,255,0.6);
  color: var(--clr-white);
  background: rgba(255,255,255,0.05);
}

/* Stats */
.hero__stats {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}
.hero__stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--clr-white);
  letter-spacing: -0.02em;
}
.hero__stat-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
  font-weight: 500;
}
.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.1);
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  justify-content: center;
}
.hero__scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* =============================================
   8. BENEFITS BAR
============================================= */
.benefits {
  background: var(--clr-bg-alt);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  padding-block: var(--space-5);
}
.benefits__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  justify-content: center;
  align-items: center;
}
.benefits__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--clr-text-secondary);
}
.benefits__icon {
  width: 28px;
  height: 28px;
  color: var(--clr-blue-500);
  flex-shrink: 0;
}
.benefits__icon svg { width: 100%; height: 100%; }

/* =============================================
   9. CATEGORIAS
============================================= */
.categories {
  padding-block: var(--space-24);
}
.categories__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

/* Card de categoria */
.category-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}
.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--clr-blue-400);
}

/* Visual do card (área colorida) */
.category-card__visual {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.category-card__visual svg {
  width: 120px;
  height: 120px;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,0.2));
}
.category-card__visual--thermal {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #1e293b 100%);
}
.category-card__visual--corporate {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #1d4ed8 100%);
}
.category-card__visual--electronics {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0ea5e9 100%);
}

.category-card__body {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}
.category-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--clr-text-primary);
  margin-bottom: var(--space-3);
}
.category-card__desc {
  font-size: var(--text-sm);
  color: var(--clr-text-secondary);
  line-height: 1.7;
  flex: 1;
  margin-bottom: var(--space-5);
}

/* =============================================
   10. PRODUTOS
============================================= */
.products {
  padding-block: var(--space-24);
  background: var(--clr-bg-alt);
}

/* Filtros */
.products__filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin-bottom: var(--space-10);
}
.filter-btn {
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--clr-border);
  background: var(--clr-bg-card);
  color: var(--clr-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.filter-btn:hover {
  border-color: var(--clr-blue-500);
  color: var(--clr-blue-500);
}
.filter-btn--active {
  background: var(--clr-blue-600);
  border-color: var(--clr-blue-600);
  color: var(--clr-white);
  box-shadow: var(--shadow-blue);
}

/* Grid de produtos */
.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

/* Produto: escondido via filtro */
.product-card.hidden {
  display: none;
}

/* Card de produto */
.product-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--clr-blue-400);
}

/* Badge do produto */
.product-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 2;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  background: var(--clr-orange);
  color: var(--clr-white);
  box-shadow: 0 2px 8px rgba(249,115,22,0.4);
}
.product-card__badge--new {
  background: var(--clr-blue-600);
  box-shadow: var(--shadow-blue);
}
.product-card__badge--corp {
  background: linear-gradient(135deg, #1d4ed8, #7c3aed);
}

/* Imagem do produto */
.product-card__img-wrap {
  position: relative;
  overflow: hidden;
  background: var(--clr-surface);
}
.product-card__img {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  min-height: 200px;
  transition: transform var(--transition-base);
}
.product-card:hover .product-card__img {
  transform: scale(1.04);
}
.product-card__img svg {
  max-height: 180px;
  filter: drop-shadow(0 8px 20px rgba(0,0,0,0.15));
}

/* Backgrounds das imagens */
.product-card__img--thermal-bottle { background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); }
.product-card__img--cup            { background: linear-gradient(135deg, #1e3a8a 0%, #1e293b 100%); }
.product-card__img--watch          { background: linear-gradient(135deg, #0f172a 0%, #0ea5e9 150%); }
.product-card__img--speaker        { background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%); }
.product-card__img--powerbank      { background: linear-gradient(135deg, #1e293b 0%, #334155 100%); }
.product-card__img--earbuds        { background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); }
.product-card__img--kit            { background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%); }
.product-card__img--squeeze        { background: linear-gradient(135deg, #14532d 0%, #166534 100%); }
.product-card__img--charger        { background: linear-gradient(135deg, #1e293b 0%, #334155 100%); }
.product-card__img--mug            { background: linear-gradient(135deg, #78350f 0%, #b45309 100%); }
.product-card__img--onboarding     { background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%); }
.product-card__img--bottle-logo    { background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); }

/* Corpo do card */
.product-card__body {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.product-card__cat {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-blue-500);
}
.product-card__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--clr-text-primary);
  line-height: 1.3;
}
.product-card__desc {
  font-size: var(--text-sm);
  color: var(--clr-text-secondary);
  line-height: 1.6;
  flex: 1;
  margin-top: var(--space-1);
}
.product-card__price-row {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-top: var(--space-2);
}
.product-card__price-old {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  text-decoration: line-through;
}
.product-card__price {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--clr-text-primary);
  letter-spacing: -0.02em;
}
.product-card__body .btn {
  margin-top: var(--space-3);
}

/* CTA ver mais */
.products__cta {
  text-align: center;
  margin-top: var(--space-12);
}

/* =============================================
   11. BRINDES CORPORATIVOS
============================================= */
.corporate {
  padding-block: var(--space-24);
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #0f172a 100%);
  position: relative;
  overflow: hidden;
}
.corporate::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 0% 0%, rgba(29,78,216,0.3) 0%, transparent 60%),
    radial-gradient(ellipse at 100% 100%, rgba(249,115,22,0.2) 0%, transparent 60%);
  pointer-events: none;
}

.corporate__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  position: relative;
  z-index: 1;
}
@media (min-width: 1024px) {
  .corporate__inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.corporate__desc {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}
.corporate__list {
  margin-bottom: var(--space-10);
}
.corporate__list-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: rgba(255,255,255,0.8);
  padding-block: var(--space-2);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.corporate__check {
  color: #22c55e;
  font-weight: 700;
  flex-shrink: 0;
}

/* Cards de destaque corporativo */
.corporate__card-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.corp-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-xl);
  /* Glassmorphism */
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  transition: transform var(--transition-base), background var(--transition-base);
}
.corp-card:hover {
  transform: translateX(6px);
  background: rgba(255,255,255,0.1);
}
.corp-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fb923c;
}
.corp-card__icon svg { width: 24px; height: 24px; }
.corp-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 2px;
}
.corp-card p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
}

/* =============================================
   12. SOBRE
============================================= */
.about {
  padding-block: var(--space-24);
}
.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
}
@media (min-width: 1024px) {
  .about__grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}
.about__text {
  font-size: var(--text-lg);
  color: var(--clr-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-5);
}
.about__mvv {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.mvv-item {
  border-left: 3px solid var(--clr-blue-500);
  padding-left: var(--space-5);
}
.mvv-item__label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-blue-500);
  margin-bottom: var(--space-1);
}
.mvv-item p {
  font-size: var(--text-sm);
  color: var(--clr-text-secondary);
  line-height: 1.6;
}

/* Grade de imagens sobre */
.about__img-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: var(--space-4);
}
.about__img {
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--transition-base);
}
.about__img:hover { transform: scale(1.02); }
.about__img--1 {
  grid-column: 1 / -1;
}
.about__img svg { width: 100%; height: auto; }

/* =============================================
   13. DEPOIMENTOS
============================================= */
.testimonials {
  padding-block: var(--space-24);
  background: var(--clr-bg-alt);
}
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
}
.testimonial-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.testimonial-card__stars { color: #f59e0b; font-size: var(--text-lg); }
.testimonial-card__quote {
  font-size: var(--text-sm);
  color: var(--clr-text-secondary);
  line-height: 1.75;
  font-style: italic;
  flex: 1;
}
.testimonial-card__quote::before { content: '"'; }
.testimonial-card__quote::after  { content: '"'; }
.testimonial-card__footer {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.testimonial-card__avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-blue-600), var(--clr-blue-400));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--clr-white);
  flex-shrink: 0;
}
.testimonial-card__name {
  display: block;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--clr-text-primary);
}
.testimonial-card__role {
  display: block;
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
}

/* =============================================
   14. FAQ
============================================= */
.faq {
  padding-block: var(--space-24);
}
.faq__list {
  max-width: 760px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.faq__item {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.faq__item:hover {
  border-color: var(--clr-blue-400);
  box-shadow: var(--shadow-sm);
}
.faq__item[open] {
  border-color: var(--clr-blue-500);
  box-shadow: var(--shadow-md);
}
.faq__question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--clr-text-primary);
  cursor: pointer;
  list-style: none;
  transition: color var(--transition-fast);
}
.faq__question::-webkit-details-marker { display: none; }
.faq__question:hover { color: var(--clr-blue-500); }
.faq__icon {
  font-size: var(--text-xl);
  font-weight: 300;
  color: var(--clr-text-muted);
  flex-shrink: 0;
  transition: transform var(--transition-spring);
  line-height: 1;
}
.faq__item[open] .faq__icon {
  transform: rotate(45deg);
  color: var(--clr-blue-500);
}
.faq__answer {
  padding: 0 var(--space-6) var(--space-5);
}
.faq__answer p {
  font-size: var(--text-sm);
  color: var(--clr-text-secondary);
  line-height: 1.75;
}

/* =============================================
   15. CONTATO
============================================= */
.contact {
  padding-block: var(--space-24);
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  position: relative;
  overflow: hidden;
}
.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 100% 0%, rgba(249,115,22,0.15) 0%, transparent 50%);
  pointer-events: none;
}
.contact__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  position: relative;
  z-index: 1;
}
@media (min-width: 1024px) {
  .contact__inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}
.contact__desc {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.6);
  margin-top: var(--space-4);
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

/* Canais de contato */
.contact__channels {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.contact__channel {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-base);
}
.contact__channel:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
  transform: translateX(4px);
}
.contact__channel-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact__channel-icon svg { width: 22px; height: 22px; }
.contact__channel-icon--green { background: rgba(37,211,102,0.15); color: #25D366; }
.contact__channel-icon--pink  { background: rgba(236,72,153,0.15); color: #ec4899; }
.contact__channel-icon--blue  { background: rgba(59,130,246,0.15); color: #60a5fa; }
.contact__channel strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--clr-white);
}
.contact__channel span {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
}

/* Card CTA */
.contact__cta-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  text-align: center;
  backdrop-filter: blur(12px);
}
.contact__cta-icon {
  width: 80px;
  height: 80px;
  margin-inline: auto;
  margin-bottom: var(--space-5);
}
.contact__cta-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--clr-white);
  margin-bottom: var(--space-3);
  line-height: 1.2;
}
.contact__cta-desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-6);
  line-height: 1.7;
}

/* =============================================
   16. FOOTER
============================================= */
.footer {
  background: var(--clr-blue-900);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

/* Marca */
.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.footer__logo-icon {
  background: linear-gradient(135deg, var(--clr-blue-600), var(--clr-blue-400));
}
.footer__logo-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--clr-white);
}
.footer__logo-tagline {
  display: block;
  font-size: 0.65rem;
  color: rgba(255,255,255,0.4);
}
.footer__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}
.footer__social {
  display: flex;
  gap: var(--space-3);
}
.footer__social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: all var(--transition-fast);
}
.footer__social-link svg { width: 18px; height: 18px; }
.footer__social-link:hover {
  background: rgba(255,255,255,0.12);
  color: var(--clr-white);
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-2px);
}

/* Nav footer */
.footer__nav-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-4);
}
.footer__nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer__nav a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-fast);
}
.footer__nav a:hover { color: var(--clr-white); }

/* Contato footer */
.footer__contact p {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-3);
}
.footer__contact p svg { width: 16px; height: 16px; color: var(--clr-blue-400); flex-shrink: 0; }
.footer__contact .btn { margin-top: var(--space-4); }

/* Bottom */
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer__bottom p {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
}

/* =============================================
   17. BOTÃO WHATSAPP FLUTUANTE
============================================= */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 900;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: var(--clr-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37,211,102,0.4);
  transition: transform var(--transition-spring), box-shadow var(--transition-base);
  animation: waBounce 3s ease-in-out infinite;
}
.whatsapp-float svg { width: 28px; height: 28px; }
.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 12px 36px rgba(37,211,102,0.5);
  animation: none;
}
@keyframes waBounce {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.06); }
}

/* Tooltip */
.whatsapp-float__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--clr-blue-900);
  color: var(--clr-white);
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  transform: translateY(-50%) translateX(4px);
}
.whatsapp-float:hover .whatsapp-float__tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* =============================================
   18. BOTÃO VOLTAR AO TOPO
============================================= */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  left: var(--space-6);
  z-index: 900;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--clr-blue-600);
  color: var(--clr-white);
  border-color: var(--clr-blue-600);
  box-shadow: var(--shadow-blue);
}
.back-to-top svg { width: 18px; height: 18px; }

/* =============================================
   19. RESPONSIVIDADE
============================================= */
@media (max-width: 640px) {
  :root {
    --container-pad: 1rem;
  }
  .hero__stats { gap: var(--space-5); }
  .hero__stat-divider { display: none; }
  .hero__actions { flex-direction: column; align-items: flex-start; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .products__grid { grid-template-columns: 1fr; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .categories__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

@media (min-width: 641px) and (max-width: 1023px) {
  .about__grid { grid-template-columns: 1fr; }
  .corporate__inner { grid-template-columns: 1fr; }
  .contact__inner { grid-template-columns: 1fr; }
}

/* =============================================
   20. ACESSIBILIDADE EXTRA
============================================= */
@media (prefers-contrast: high) {
  .btn--outline {
    border-width: 2px;
  }
  .product-card {
    border-width: 2px;
  }
}

/* Skip to main content */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--clr-blue-600);
  color: var(--clr-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-weight: 600;
  z-index: 9999;
}
.skip-link:focus { top: var(--space-4); }