/* =========================================================
   ALPES — CSS Premium Corporativo
   ========================================================= */

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

:root {
  --blue-900: #0F172A;
  --blue-800: #1E3A5F;
  --blue-700: #1D4ED8;
  --blue-600: #2563EB;
  --blue-500: #3B82F6;
  --blue-100: #DBEAFE;
  --blue-50:  #EFF6FF;

  --green-700: #047857;
  --green-600: #059669;
  --green-100: #D1FAE5;

  --gold-500: #D97706;
  --gold-400: #F59E0B;
  --purple-600: #7C3AED;

  --gray-950: #0A0F1E;
  --gray-900: #111827;
  --gray-800: #1F2937;
  --gray-700: #374151;
  --gray-500: #6B7280;
  --gray-400: #9CA3AF;
  --gray-200: #E5E7EB;
  --gray-100: #F3F4F6;
  --gray-50:  #F9FAFB;
  --white: #FFFFFF;

  --whatsapp: #25D366;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --radius-full: 9999px;

  --shadow-sm:   0 1px 3px rgba(0,0,0,.08);
  --shadow-md:   0 4px 16px rgba(0,0,0,.12);
  --shadow-lg:   0 12px 40px rgba(0,0,0,.18);
  --shadow-xl:   0 24px 60px rgba(0,0,0,.25);
  --shadow-blue: 0 8px 32px rgba(29,78,216,.30);

  --transition: all .3s cubic-bezier(.4,0,.2,1);
  --transition-slow: all .6s cubic-bezier(.4,0,.2,1);
  --font-body: 'Inter', system-ui, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.65;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blue-700);
  background: var(--blue-50);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}
.section-eyebrow.light {
  color: var(--blue-100);
  background: rgba(255,255,255,.12);
}
.section-eyebrow.green {
  color: var(--green-600);
  background: var(--green-100);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--blue-900);
  line-height: 1.2;
}
.section-title em {
  font-style: italic;
  color: var(--blue-700);
}
.section-title.light { color: var(--white); }
.section-title.light em { color: var(--blue-100); }

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray-500);
  margin-top: 12px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: .95rem;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

.btn-primary {
  background: var(--blue-700);
  color: var(--white);
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
  background: var(--blue-600);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(29,78,216,.4);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,.5);
}
.btn-outline-light:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--blue-900);
  font-weight: 700;
}
.btn-white:hover {
  background: var(--blue-50);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,.6);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: var(--white);
}
.btn-whatsapp:hover {
  background: #1EBE57;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,211,102,.4);
}

/* ========== PRELOADER ========== */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--blue-900);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity .5s, visibility .5s;
}
#preloader.hidden {
  opacity: 0;
  visibility: hidden;
}
.preloader-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.preloader-logo {
  width: 140px;
  background: var(--white);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 0 40px rgba(29,78,216,.4);
}
.preloader-bar {
  width: 200px;
  height: 3px;
  background: rgba(255,255,255,.15);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.preloader-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--blue-500), var(--blue-700));
  border-radius: var(--radius-full);
  animation: preload 1.8s ease-in-out forwards;
}
@keyframes preload {
  0%   { width: 0%; }
  60%  { width: 80%; }
  100% { width: 100%; }
}
.preloader-text {
  font-size: .8rem;
  color: rgba(255,255,255,.5);
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* ---- Nav link especiais ---- */
.nav-link-loja,
.nav-link-rep {
  font-weight: 600 !important;
}
.nav-link-rep {
  background: rgba(29,78,216,.2);
  border: 1px solid rgba(59,130,246,.35);
  color: var(--white) !important;
}
.nav-link-rep:hover {
  background: var(--blue-700) !important;
  border-color: var(--blue-700) !important;
  color: var(--white) !important;
}
#header.scrolled .nav-link-rep {
  background: var(--blue-50);
  border: 1.5px solid var(--blue-700);
  color: var(--blue-700) !important;
}
#header.scrolled .nav-link-rep:hover {
  background: var(--blue-700) !important;
  color: var(--white) !important;
}
.nav-link-loja {
  cursor: default;
  opacity: .7;
}
.nav-link-loja:hover {
  background: rgba(255,255,255,.08) !important;
}
#header.scrolled .nav-link-loja:hover {
  background: var(--gray-100) !important;
  color: var(--gray-500) !important;
}

/* ========== HEADER ========== */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--transition);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  transition: var(--transition);
}

#header.scrolled {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 30px rgba(0,0,0,.1);
}
#header.scrolled .navbar {
  padding: 12px 40px;
}
#header.scrolled .nav-link {
  color: var(--gray-700);
}
#header.scrolled .nav-link:hover,
#header.scrolled .nav-link.active {
  color: var(--blue-700);
}
#header.scrolled .nav-phone {
  color: var(--blue-700);
}

.nav-logo img {
  height: 44px;
  background: var(--white);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.nav-logo img:hover { transform: scale(1.03); }

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 4px;
}
.nav-link {
  display: block;
  padding: 8px 14px;
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.9);
  border-radius: var(--radius-full);
  transition: var(--transition);
}
.nav-link:hover,
.nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,.15);
}
#header.scrolled .nav-link:hover,
#header.scrolled .nav-link.active {
  background: var(--blue-50);
  color: var(--blue-700);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  font-weight: 600;
  color: rgba(255,255,255,.9);
  padding: 8px 16px;
  border: 1.5px solid rgba(255,255,255,.3);
  border-radius: var(--radius-full);
  transition: var(--transition);
}
.nav-phone:hover {
  border-color: var(--white);
  background: rgba(255,255,255,.1);
}
#header.scrolled .nav-phone {
  border-color: var(--blue-200, #BFDBFE);
}
#header.scrolled .nav-phone:hover {
  background: var(--blue-50);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
#header.scrolled .nav-toggle span { background: var(--gray-800); }
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--blue-900) 0%, #0D2856 40%, #1a1f4e 70%, var(--gray-950) 100%);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(29,78,216,.25) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(7,131,176,.15) 0%, transparent 50%);
}
.hero-particles {
  position: absolute;
  inset: 0;
}
.particle {
  position: absolute;
  border-radius: 50%;
  animation: float linear infinite;
  pointer-events: none;
}
@keyframes float {
  0%   { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(-20px) rotate(360deg); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 130px 48px 80px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(29,78,216,.3);
  border: 1px solid rgba(59,130,246,.4);
  color: var(--blue-100);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}
.hero-logo-wrap {
  margin-bottom: 24px;
}
.hero-logo-img {
  height: 80px;
  width: auto;
  background: rgba(255,255,255,.12);
  padding: 12px 20px;
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.2);
  box-shadow: 0 8px 32px rgba(0,0,0,.3);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 5rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 24px;
  text-shadow: 0 4px 24px rgba(0,0,0,.3);
}
.hero h1 em {
  font-style: italic;
  background: linear-gradient(90deg, var(--blue-500), #60A5FA);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero > .hero-content > p {
  font-size: 1.1rem;
  color: rgba(255,255,255,.75);
  max-width: 600px;
  margin-bottom: 40px;
  line-height: 1.7;
  text-align: center;
}
.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 0;
  justify-content: center;
}

.hero-stats { display: none; }
.stat-item {
  padding: 8px 24px;
  text-align: center;
}
.stat-item strong {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.stat-item span {
  font-size: .9rem;
  color: var(--blue-300, #93C5FD);
  font-weight: 600;
}
.stat-item p {
  font-size: .78rem;
  color: rgba(255,255,255,.5);
  margin-top: 4px;
  white-space: nowrap;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: rgba(255,255,255,.15);
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  text-align: center;
}
.hero-scroll a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.5);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.scroll-indicator {
  width: 36px;
  height: 36px;
  border: 2px solid rgba(255,255,255,.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: bounce 2s ease infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(6px); }
}

/* ========== SOBRE ========== */
.sobre { background: var(--gray-50); }

.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.sobre-image-wrapper {
  position: relative;
  padding-bottom: 40px;
}

/* Foto real da empresa */
.sobre-foto-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 380px;
  box-shadow: var(--shadow-xl);
}
.sobre-foto {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
  transition: transform .6s ease;
}
.sobre-foto-wrap:hover .sobre-foto {
  transform: scale(1.04);
}
.sobre-foto-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 50%,
    rgba(10, 20, 50, 0.45) 100%
  );
  pointer-events: none;
}

.sobre-badge-location {
  position: absolute;
  bottom: 16px;
  left: -16px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}
.sobre-badge-location i {
  color: var(--blue-700);
  font-size: 1.2rem;
}
.sobre-badge-location strong {
  display: block;
  font-size: .9rem;
  font-weight: 700;
  color: var(--gray-800);
}
.sobre-badge-location span {
  font-size: .75rem;
  color: var(--gray-500);
}

.sobre-badge-year {
  position: absolute;
  top: 20px;
  right: -16px;
  background: var(--blue-700);
  color: var(--white);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-blue);
}
.badge-year-number {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1;
}
.badge-year-label {
  font-size: .72rem;
  opacity: .85;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.sobre-content .section-eyebrow { margin-bottom: 8px; }
.sobre-content .section-title { margin-bottom: 20px; }
.sobre-lead {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 16px;
  line-height: 1.65;
}
.sobre-content p {
  color: var(--gray-600, #4B5563);
  margin-bottom: 32px;
  line-height: 1.7;
}

.sobre-valores {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 40px;
}
.valor-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}
.valor-item:hover {
  background: var(--white);
  border-color: var(--gray-300, #D1D5DB);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.valor-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: color-mix(in srgb, var(--c) 10%, transparent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--c);
}
.valor-item strong {
  display: block;
  font-size: .9rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 2px;
}
.valor-item p {
  font-size: .8rem;
  color: var(--gray-500);
  line-height: 1.4;
  margin: 0;
}

/* ========== DIFERENCIAIS ========== */
.diferenciais {
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}
.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.diferencial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.diferencial-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.dif-icon-wrap {
  width: 56px;
  height: 56px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 20px;
}
.diferencial-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue-900);
  margin-bottom: 10px;
}
.diferencial-card p {
  font-size: .875rem;
  color: var(--gray-500);
  line-height: 1.6;
  margin-bottom: 24px;
}
.dif-bar {
  height: 3px;
  background: color-mix(in srgb, var(--accent) 25%, transparent);
  border-radius: var(--radius-full);
  position: relative;
  overflow: hidden;
}
.dif-bar::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: var(--accent);
  border-radius: var(--radius-full);
  transition: width 1s ease .3s;
}
.diferencial-card:hover .dif-bar::after,
.diferencial-card.in-view .dif-bar::after { width: 100%; }

/* ========== PRODUTOS ========== */
.produtos { background: var(--gray-50); }

/* Produto com fundo branco (para fotos sem transparência) */
.produto-img-white-bg {
  background: var(--white) !important;
}
.produto-img-white-bg img {
  mix-blend-mode: normal;
}

.produto-filtros {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 48px;
}
.filtro-btn {
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-size: .875rem;
  font-weight: 600;
  color: var(--gray-600, #4B5563);
  background: var(--gray-100);
  border: 2px solid transparent;
  transition: var(--transition);
}
.filtro-btn:hover {
  background: var(--blue-50);
  color: var(--blue-700);
  border-color: var(--blue-100);
}
.filtro-btn.active {
  background: var(--blue-700);
  color: var(--white);
  border-color: var(--blue-700);
  box-shadow: var(--shadow-blue);
}

.produtos-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.produto-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  transition: var(--transition);
}
.produto-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
  border-color: transparent;
}
.produto-card.hidden { display: none; }

.produto-img-wrap {
  position: relative;
  overflow: hidden;
  background: var(--gray-50);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.produto-img-wrap img {
  width: 80%;
  height: 80%;
  object-fit: contain;
  transition: transform .4s ease;
}
.produto-card:hover .produto-img-wrap img {
  transform: scale(1.08);
}

.produto-img-placeholder {
  background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-50) 100%);
}
.produto-img-placeholder {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--placeholder-color, var(--blue-700)) 8%, white),
    var(--gray-50)
  );
}
.placeholder-icon {
  font-size: 3rem;
  color: color-mix(in srgb, var(--placeholder-color, var(--blue-700)) 30%, transparent);
}

.produto-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15,23,42,.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  backdrop-filter: blur(4px);
}
.produto-card:hover .produto-overlay { opacity: 1; }

.btn-ver-produto {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  color: var(--blue-700);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-size: .85rem;
  font-weight: 700;
  transition: var(--transition);
  cursor: pointer;
}
.btn-ver-produto:hover {
  background: var(--blue-700);
  color: var(--white);
}

.produto-info {
  padding: 16px 18px 20px;
}
.produto-categoria {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--blue-700);
  background: var(--blue-50);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 8px;
}
.produto-info h4 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--gray-800);
  line-height: 1.3;
}

/* ---- Grupo Card ---- */
.produto-card-grupo .produto-img-wrap {
  aspect-ratio: 1;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}
.grupo-fotos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  width: 100%;
  height: 100%;
}
.grupo-fotos-grid img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 6px;
  transition: transform .3s ease;
}
.grupo-marca-logo {
  object-fit: contain !important;
  padding: 10px !important;
  opacity: .85;
}
.produto-card-grupo:hover .grupo-fotos-grid img {
  transform: scale(1.05);
}

/* ---- Modal Grupo ---- */
.modal-grupo-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(15,23,42,.75);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
}
.modal-grupo-overlay.open {
  display: flex;
}
.modal-grupo-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  max-width: 860px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: 48px 44px 44px;
  box-shadow: var(--shadow-xl);
}
.modal-grupo-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--gray-100);
  border: none;
  cursor: pointer;
  color: var(--gray-700);
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.modal-grupo-close:hover { background: var(--gray-200); color: var(--gray-900); }
.modal-grupo-label {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--blue-700);
  background: var(--blue-50);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}
.modal-grupo-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
  line-height: 1.25;
}
.modal-grupo-intro {
  color: var(--gray-500);
  font-size: .95rem;
  margin-bottom: 32px;
}
.mg-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.mg-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 18px;
  transition: var(--transition);
}
.mg-item:hover {
  border-color: var(--blue-100);
  box-shadow: var(--shadow-sm);
  background: var(--white);
}
.mg-item-img {
  width: 90px;
  height: 90px;
  flex-shrink: 0;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.mg-item-img img {
  width: 80%;
  height: 80%;
  object-fit: contain;
}
.mg-item-info {
  flex: 1;
}
.mg-item-info strong {
  display: block;
  font-size: .95rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 4px;
}
.mg-item-info p {
  font-size: .87rem;
  color: var(--gray-500);
  line-height: 1.5;
  margin-bottom: 8px;
}
.mg-sizes {
  font-size: .78rem;
  font-weight: 600;
  color: var(--blue-700);
  background: var(--blue-50);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.modal-grupo-footer {
  margin-top: 32px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.produtos-cta {
  text-align: center;
  margin-top: 56px;
  padding: 40px;
  background: var(--blue-50);
  border-radius: var(--radius-xl);
  border: 1px solid var(--blue-100);
}
.produtos-cta p {
  font-size: 1.05rem;
  color: var(--gray-600, #4B5563);
  margin-bottom: 20px;
}
.produtos-cta strong { color: var(--blue-700); }

/* ========== CATÁLOGO ========== */
.catalogo {
  position: relative;
  overflow: hidden;
  background: var(--blue-900);
  padding: 100px 0;
}
.catalogo-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0B1F4F 0%, var(--blue-900) 50%, #0D1A3A 100%);
}
.catalogo-bg::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(29,78,216,.2) 0%, transparent 70%);
  top: -200px;
  right: -100px;
  border-radius: 50%;
}
.catalogo-bg::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(5,150,105,.12) 0%, transparent 70%);
  bottom: -100px;
  left: 100px;
  border-radius: 50%;
}

.catalogo-wrapper {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 80px;
  align-items: center;
}

.catalogo-content .section-eyebrow { margin-bottom: 12px; }
.catalogo-content .section-title { margin-bottom: 20px; }
.catalogo-content > p {
  color: rgba(255,255,255,.72);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 540px;
}

.catalogo-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 40px;
}
.catalogo-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,.85);
  font-size: .95rem;
}
.catalogo-features i {
  color: var(--green-600);
  font-size: 1rem;
}

.catalogo-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.catalogo-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  color: rgba(255,255,255,.45);
}
.catalogo-note i { color: rgba(255,255,255,.3); }

/* Capa do catálogo */
.catalogo-visual {
  position: relative;
  width: 280px;
  flex-shrink: 0;
}
.catalogo-cover {
  width: 260px;
  height: 360px;
  background: linear-gradient(135deg, #1E3A6E 0%, #0F2044 100%);
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 60px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.1);
  position: relative;
  z-index: 2;
  overflow: hidden;
  transition: transform .4s ease;
}
.catalogo-cover:hover {
  transform: perspective(800px) rotateY(-8deg) translateY(-6px);
}
.cover-inner {
  padding: 36px 32px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}
.cover-logo {
  width: 110px;
  background: var(--white);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}
.cover-title {
  display: flex;
  flex-direction: column;
}
.cover-title span {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
}
.cover-title strong {
  font-size: 4rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.cover-lines {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.cover-line {
  height: 2px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,.15);
}
.cover-line:first-child { width: 100%; background: var(--blue-500); }
.cover-line:nth-child(2) { width: 70%; }
.cover-line:last-child { width: 40%; }
.cover-footer {
  font-size: .72rem;
  color: rgba(255,255,255,.4);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.catalogo-shadow {
  position: absolute;
  bottom: -20px;
  left: 10px;
  right: 10px;
  height: 40px;
  background: rgba(0,0,0,.3);
  border-radius: 50%;
  filter: blur(16px);
  z-index: 1;
}
.catalogo-pages {
  position: absolute;
  top: 6px;
  left: 4px;
  z-index: 0;
}
.cp {
  position: absolute;
  width: 260px;
  height: 360px;
  border-radius: var(--radius-lg);
  background: #0A1830;
  border: 1px solid rgba(255,255,255,.05);
}
.cp-1 { transform: translateX(-4px) translateY(4px); }
.cp-2 { transform: translateX(-8px) translateY(8px); background: #061020; }

/* ========== SUSTENTABILIDADE ========== */
.sustentabilidade {
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
}
.sustentabilidade-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.sust-content .section-eyebrow { margin-bottom: 8px; }
.sust-content .section-title { margin-bottom: 20px; }
.sust-content p {
  color: var(--gray-600, #4B5563);
  margin-bottom: 16px;
  line-height: 1.7;
}
.sust-content strong { color: var(--green-700); }

.sust-badges {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}
.sust-badge {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}
.sust-badge:hover {
  border-color: var(--green-600);
  box-shadow: var(--shadow-sm);
}
.sust-badge-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: var(--green-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--green-600);
}
.sust-badge strong {
  display: block;
  font-size: .9rem;
  font-weight: 700;
  color: var(--gray-800) !important;
  margin-bottom: 2px;
}
.sust-badge span {
  font-size: .8rem;
  color: var(--gray-500);
}

/* Círculo animado */
.sust-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.sust-circle-wrap {
  position: relative;
  width: 360px;
  height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sust-ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid;
}
.sust-ring-1 {
  inset: 0;
  border-color: rgba(5,150,105,.2);
  animation: rotateSlow 20s linear infinite;
}
.sust-ring-2 {
  inset: 30px;
  border-color: rgba(5,150,105,.35);
  animation: rotateSlow 14s linear infinite reverse;
}
.sust-ring-3 {
  inset: 60px;
  border-color: rgba(5,150,105,.55);
  animation: rotateSlow 8s linear infinite;
}
@keyframes rotateSlow {
  to { transform: rotate(360deg); }
}
.sust-center {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green-700) 0%, var(--green-600) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 60px rgba(5,150,105,.4);
  color: var(--white);
  text-align: center;
  gap: 4px;
}
.sust-center i { font-size: 2.5rem; margin-bottom: 8px; }
.sust-center span {
  font-size: .85rem;
  font-weight: 600;
  line-height: 1.3;
  opacity: .9;
}

/* ========== NOSSAS MARCAS ========== */
.marcas {
  background: var(--white);
  padding: 80px 0;
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}
.marcas-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 16px;
  align-items: center;
}
.marca-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transition: var(--transition);
}
.marca-item:hover { transform: translateY(-4px); }
.marca-logo-wrap {
  width: 100%;
  aspect-ratio: 1;
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.marca-item:hover .marca-logo-wrap {
  border-color: var(--blue-200, #BFDBFE);
  box-shadow: var(--shadow-md);
  background: var(--white);
}
.marca-logo-wrap img {
  max-width: 100%;
  max-height: 70px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: none;
}
.marca-item span {
  font-size: .78rem;
  font-weight: 600;
  color: var(--gray-500);
  text-align: center;
}

/* ========== CONTATO ========== */
.contato { background: var(--gray-50); }

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
}

.contato-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}
.contact-card:hover {
  background: var(--white);
  border-color: var(--gray-300, #D1D5DB);
  box-shadow: var(--shadow-md);
}
.contact-card-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: color-mix(in srgb, var(--c) 12%, transparent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--c);
}
.contact-card strong {
  display: block;
  font-size: .85rem;
  font-weight: 700;
  color: var(--gray-700);
  margin-bottom: 4px;
}
.contact-card a {
  display: block;
  font-size: .95rem;
  font-weight: 600;
  color: var(--blue-700);
  transition: var(--transition);
}
.contact-card a:hover { color: var(--blue-600); text-decoration: underline; }
.contact-card span {
  display: block;
  font-size: .82rem;
  color: var(--gray-500);
  margin-top: 2px;
}

.contact-social {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
}
.contact-social span {
  font-size: .85rem;
  color: var(--gray-500);
  font-weight: 600;
}
.social-link {
  width: 40px;
  height: 40px;
  background: var(--gray-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-600, #4B5563);
  font-size: 1rem;
  transition: var(--transition);
}
.social-link:hover {
  background: var(--blue-700);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}

/* Form */
.contato-form-wrapper {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px;
  border: 1px solid var(--gray-200);
}
.contato-form h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--blue-900);
  margin-bottom: 28px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
  letter-spacing: .02em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: .9rem;
  color: var(--gray-800);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-700);
  box-shadow: 0 0 0 3px rgba(29,78,216,.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-success {
  display: none;
  align-items: center;
  gap: 12px;
  background: var(--green-100);
  border: 1px solid rgba(5,150,105,.3);
  color: var(--green-700);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  margin-top: 16px;
  flex-direction: column;
  text-align: center;
}
.form-success.show { display: flex; }
.form-success i { font-size: 1.5rem; }
.form-success strong { font-size: .95rem; }
.form-success span { font-size: .85rem; opacity: .8; }

/* ========== FOOTER ========== */
.footer { background: var(--blue-900); }
.footer-top { padding: 80px 0 60px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
}

.footer-logo {
  height: 44px;
  background: var(--white);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.footer-brand p {
  font-size: .875rem;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 280px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.65);
  font-size: .95rem;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--blue-600);
  border-color: var(--blue-600);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-links h4,
.footer-contact h4 {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 20px;
}
.footer-links ul,
.footer-contact ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a,
.footer-contact span,
.footer-contact a {
  font-size: .875rem;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
  line-height: 1.5;
}
.footer-links a:hover,
.footer-contact a:hover {
  color: var(--white);
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.footer-contact i {
  color: var(--blue-500);
  margin-top: 2px;
  font-size: .9rem;
  flex-shrink: 0;
}

.footer-bottom {
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.08);
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom p {
  font-size: .78rem;
  color: rgba(255,255,255,.35);
}

/* ========== MODAL ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,15,30,.8);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}
.modal-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(.95) translateY(20px);
  transition: var(--transition);
  box-shadow: 0 40px 80px rgba(0,0,0,.4);
}
.modal-overlay.open .modal-box {
  transform: scale(1) translateY(0);
}
.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  background: var(--gray-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  font-size: 1rem;
  z-index: 1;
  transition: var(--transition);
}
.modal-close:hover { background: var(--gray-200); color: var(--gray-800); }
.modal-inner {
  display: grid;
  grid-template-columns: 240px 1fr;
}
.modal-img-wrap {
  background: var(--gray-50);
  border-radius: var(--radius-xl) 0 0 var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  padding: 32px;
}
.modal-img-wrap img {
  max-width: 160px;
  max-height: 200px;
  object-fit: contain;
}
.modal-content {
  padding: 36px 32px;
}
.modal-cat {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--blue-700);
  background: var(--blue-50);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}
.modal-content h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--blue-900);
  margin-bottom: 14px;
}
.modal-content p {
  font-size: .92rem;
  color: var(--gray-600, #4B5563);
  line-height: 1.7;
  margin-bottom: 24px;
}
.modal-info {
  background: var(--gray-50);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-bottom: 28px;
}
.modal-info-item {
  display: flex;
  align-items: center;
  gap: 12px;
}
.modal-info-item i {
  color: var(--blue-700);
  font-size: 1rem;
}
.modal-info-item span {
  display: block;
  font-size: .75rem;
  color: var(--gray-500);
}
.modal-info-item strong {
  font-size: .9rem;
  color: var(--gray-800);
}
.modal-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.modal-actions .btn { justify-content: center; }

/* ========== WHATSAPP FLOAT ========== */
.whatsapp-float {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 1500;
  width: 60px;
  height: 60px;
  background: var(--whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  color: var(--white);
  box-shadow: 0 8px 32px rgba(37,211,102,.5);
  transition: var(--transition);
  text-decoration: none;
}
.whatsapp-float:hover {
  transform: scale(1.1) translateY(-4px);
  box-shadow: 0 16px 48px rgba(37,211,102,.6);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; transform: translateX(0); }

.whatsapp-tooltip {
  position: absolute;
  right: 72px;
  background: var(--gray-900);
  color: var(--white);
  font-size: .8rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  opacity: 0;
  transform: translateX(8px);
  transition: var(--transition);
  pointer-events: none;
}
.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 5px 0 5px 6px;
  border-color: transparent transparent transparent var(--gray-900);
}
.whatsapp-pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--whatsapp);
  animation: pulse 2.5s ease infinite;
  z-index: -1;
}
@keyframes pulse {
  0%   { transform: scale(1); opacity: .7; }
  100% { transform: scale(1.8); opacity: 0; }
}

/* ========== BACK TO TOP ========== */
.back-to-top {
  position: fixed;
  bottom: 104px;
  right: 32px;
  z-index: 1500;
  width: 44px;
  height: 44px;
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-600, #4B5563);
  font-size: .9rem;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}
.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--blue-700);
  border-color: var(--blue-700);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1100px) {
  .diferenciais-grid { grid-template-columns: repeat(2, 1fr); }
  .produtos-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 900px) {
  .nav-menu {
    position: fixed;
    inset: 0;
    background: rgba(15,23,42,.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
  }
  .nav-menu.open {
    opacity: 1;
    visibility: visible;
  }
  .nav-link {
    font-size: 1.2rem;
    padding: 12px 24px;
  }
  .nav-toggle { display: flex; z-index: 1000; }
  .nav-phone { display: none; }

  .navbar { padding: 16px 24px; }
  #header.scrolled .navbar { padding: 12px 24px; }

  .sobre-grid,
  .sustentabilidade-grid { grid-template-columns: 1fr; gap: 48px; }
  .sobre-visual { order: -1; }
  .sobre-foto-wrap { height: 280px; }
  .sobre-badge-year { right: 0; }
  .sobre-badge-location { left: 0; }

  .catalogo-wrapper { grid-template-columns: 1fr; gap: 48px; }
  .catalogo-visual { margin: 0 auto; }

  .contato-grid { grid-template-columns: 1fr; gap: 48px; }
  .modal-inner { grid-template-columns: 1fr; }
  .modal-img-wrap { border-radius: var(--radius-xl) var(--radius-xl) 0 0; min-height: 220px; }

  .hero-content { padding: 100px 24px 60px; }
  .marcas-grid { grid-template-columns: repeat(4, 1fr); gap: 12px; }

  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .section { padding: 72px 0; }
  .produtos-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .diferenciais-grid { grid-template-columns: 1fr; }
  .marcas-grid { grid-template-columns: repeat(3, 1fr); }
  .sobre-valores { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .catalogo-actions { flex-direction: column; }
  .hero-cta { flex-direction: column; }
  .contato-form-wrapper { padding: 24px; }
  .catalogo-cover { width: 220px; height: 300px; }
  .whatsapp-float { bottom: 20px; right: 20px; }
  .back-to-top { bottom: 92px; right: 20px; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
}

@media (max-width: 420px) {
  .marcas-grid { grid-template-columns: repeat(2, 1fr); }

  .produtos-grid { grid-template-columns: 1fr; }
  .produto-filtros { gap: 8px; }
  .filtro-btn { padding: 8px 14px; font-size: .8rem; }
}

/* ---- Modal Grupo responsive ---- */
@media (max-width: 640px) {
  .modal-grupo-box {
    padding: 32px 20px 28px;
    border-radius: var(--radius-lg);
  }
  .mg-item {
    flex-direction: column;
  }
  .mg-item-img {
    width: 80px; height: 80px;
  }
  .modal-grupo-title { font-size: 1.3rem; }
  .modal-grupo-footer { flex-direction: column; }
  .modal-grupo-footer .btn { text-align: center; justify-content: center; }
}