/* =============================================
   Max Insulfilm – Landing Page Stylesheet
   Tema: Branco & Amarelo (Premium)
   ============================================= */

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

:root {
  /* Paleta Branco & Amarelo */
  --black:      #0a0a0a;
  --dark:       #111111;
  --dark-2:     #181818;
  --dark-3:     #202020;
  --yellow:     #FFD700;
  --yellow-d:   #E6B800;
  --yellow-glow:#FFD70022;
  --white:      #ffffff;
  --off-white:  #f4f4f4;
  --gray:       #999999;
  --gray-light: #cccccc;
  --green-wa:   #25d366;
  --green-wa-d: #128c4e;
  --radius:     14px;
  --radius-lg:  22px;
  --shadow:     0 4px 32px rgba(0,0,0,0.45);
  --shadow-sm:  0 2px 12px rgba(0,0,0,0.3);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --font:       'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ——— Reveal ——— */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.22s; }
.reveal-delay-3 { transition-delay: 0.38s; }

/* ——— Buttons ——— */
.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--green-wa), var(--green-wa-d));
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: filter var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 24px rgba(37,211,102,0.35);
  white-space: nowrap;
}
.btn-cta:hover { filter: brightness(1.12); transform: translateY(-2px) scale(1.03); box-shadow: 0 8px 32px rgba(37,211,102,0.5); }
.btn-cta:active { transform: translateY(0) scale(0.99); }
.btn-cta-large { font-size: 1.1rem; padding: 18px 36px; }
.btn-cta-sm    { font-size: 0.88rem; padding: 10px 20px; }


/* =============================================
   HEADER
   ============================================= */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10,10,10,0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,215,0,0.1);
  transition: background var(--transition), box-shadow var(--transition);
}
#header.scrolled { background: rgba(10,10,10,0.98); box-shadow: var(--shadow-sm); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 16px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  font-size: 1.5rem;
  letter-spacing: -0.5px;
}

.logo-icon { display: flex; align-items: center; }
.logo-icon svg { width: 48px; height: 48px; }

.logo-text { color: var(--white); font-weight: 500; }
.logo-text strong { font-weight: 900; color: var(--yellow); font-size: 1.6rem; }

.logo-img {
  height: 54px;
  width: auto;
  display: block;
  object-fit: contain;
  border-radius: 6px;
}

.logo-img-footer {
  height: 42px;
  filter: brightness(0.9);
}

/* Nav desktop */
.nav-desktop { display: flex; align-items: center; gap: 32px; }
.nav-desktop a {
  font-size: 0.9rem; font-weight: 500; color: var(--gray);
  position: relative; padding-bottom: 2px;
  transition: color var(--transition);
}
.nav-desktop a::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px; background: var(--yellow);
  border-radius: 2px; transition: width var(--transition);
}
.nav-desktop a:hover { color: var(--white); }
.nav-desktop a:hover::after { width: 100%; }

/* Botão WhatsApp header */
.btn-whatsapp-header {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--green-wa); color: #fff;
  font-size: 0.82rem; font-weight: 700; padding: 8px 16px;
  border-radius: 50px; flex-shrink: 0;
  transition: filter var(--transition), transform var(--transition);
}
.btn-whatsapp-header:hover { filter: brightness(1.1); transform: translateY(-1px); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; background: none; border: none; cursor: pointer;
  padding: 6px; width: 38px; height: 38px; flex-shrink: 0;
}
.hamburger span { display: block; height: 2px; background: var(--white); border-radius: 2px; transition: transform var(--transition), opacity var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Nav mobile */
.nav-mobile {
  display: flex; flex-direction: column;
  background: var(--dark-2);
  border-top: 1px solid rgba(255,215,0,0.08);
  overflow: hidden; max-height: 0;
  transition: max-height 0.35s ease, padding 0.3s ease;
}
.nav-mobile.open { max-height: 280px; padding: 8px 0 12px; }
.nav-mobile a {
  padding: 12px 24px; font-size: 0.95rem; font-weight: 500; color: var(--gray);
  transition: color var(--transition), background var(--transition);
}
.nav-mobile a:hover { color: var(--white); background: rgba(255,215,0,0.06); }


/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 68px;
  overflow: hidden;
  text-align: center;
}

/* Fundo com imagem gerada */
.hero-bg-img {
  position: absolute;
  inset: 0;
  background: url('hero-bg.png') center center / cover no-repeat;
  z-index: 0;
}

/* Overlay escuro sobre a imagem para garantir legibilidade */
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.72) 0%,
    rgba(0,0,0,0.60) 50%,
    rgba(0,0,0,0.82) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  padding: 80px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.hero-badge {
  display: inline-block;
  background: rgba(255,215,0,0.12);
  border: 1px solid rgba(255,215,0,0.4);
  color: var(--yellow);
  font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.6px;
  padding: 5px 16px; border-radius: 50px;
  margin-bottom: 24px;
}

.hero-content h1 {
  font-size: clamp(2.1rem, 5.5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  color: var(--white);
  text-align: center;
}

/* Typed text wrapper */
.hero-typed-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 0;
  min-height: 1.2em;
}

.hero-typed {
  color: var(--yellow);
  font-weight: 900;
}

.hero-cursor {
  display: inline-block;
  color: var(--yellow);
  font-weight: 300;
  margin-left: 2px;
  animation: blink 0.8s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--off-white);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 560px;
  text-align: center;
  opacity: 0.92;
}


/* =============================================
   SEÇÕES GERAIS
   ============================================= */
.section { padding: 96px 0; }

/* Seção clara (branca) para benefícios */
.section-light {
  background: var(--white);
  color: var(--dark);
}
.section-light .section-tag {
  background: rgba(255,215,0,0.15);
  border-color: rgba(255,180,0,0.45);
  color: #996600;
}
.section-light .section-header h2 { color: var(--dark); }
.section-light .section-header p  { color: #555; }
.section-light .card              { background: var(--off-white); border-color: rgba(0,0,0,0.07); color: var(--dark); }
.section-light .card h3           { color: var(--dark); }
.section-light .card p            { color: #555; }
.section-light .card-icon         { color: var(--yellow-d); }
.section-light .card:hover        { border-color: var(--yellow); box-shadow: 0 12px 40px rgba(255,215,0,0.18); }
.section-light .anim-icon         { stroke: var(--yellow-d); }

/* Seção escura */
.section-dark { background: var(--dark); }

.section-header { text-align: center; margin-bottom: 56px; }

.section-tag {
  display: inline-block;
  background: var(--yellow-glow);
  border: 1px solid rgba(255,215,0,0.3);
  color: var(--yellow);
  font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.5px;
  padding: 4px 14px; border-radius: 50px; margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800; line-height: 1.2; letter-spacing: -0.5px;
  margin-bottom: 12px; color: var(--white);
}
.section-dark .section-header h2  { color: var(--white); }
.section-dark .section-header p   { color: var(--gray); }

.section-header p { font-size: 1rem; color: var(--gray); max-width: 500px; margin: 0 auto; }


/* =============================================
   ÍCONES ANIMADOS
   ============================================= */
.anim-icon {
  stroke: var(--yellow);
  transition: transform var(--transition), filter var(--transition);
}
.card:hover .anim-icon,
.app-card:hover .anim-icon,
.contact-card:hover .anim-icon {
  transform: scale(1.18) rotate(-4deg);
  filter: drop-shadow(0 0 8px rgba(255,215,0,0.6));
}

/* Animações especiais de ícones */
@keyframes pulse-sun { 0%,100% { r: 9; } 50% { r: 10.5; } }
@keyframes rotate-slow { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.sun-rays {
  animation: none;
  transform-origin: center;
  transition: transform 0.5s ease;
}
.card:hover .sun-rays { animation: rotate-slow 3s linear infinite; transform-box: fill-box; }

.heat-lines { animation: none; }
.card:hover .heat-lines {
  animation: heat-flicker 0.6s ease-in-out infinite alternate;
}
@keyframes heat-flicker {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0.5; transform: translateY(-2px); }
}

.check-path {
  stroke-dasharray: 40;
  stroke-dashoffset: 0;
}
.card:hover .check-path {
  animation: draw-check 0.5s ease forwards;
}
@keyframes draw-check {
  from { stroke-dashoffset: 40; }
  to   { stroke-dashoffset: 0; }
}

.slash-line { opacity: 0.6; }


/* =============================================
   CARDS DE BENEFÍCIOS
   ============================================= */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.card {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: default;
}
.card:hover { border-color: var(--yellow); transform: translateY(-5px); box-shadow: 0 14px 40px rgba(255,215,0,0.15); }

.card-icon { margin-bottom: 6px; display: flex; align-items: center; justify-content: center; }

.card h3 { font-size: 1.05rem; font-weight: 700; color: var(--white); }
.card p  { font-size: 0.9rem; color: var(--gray); line-height: 1.65; }


/* =============================================
   ONDE APLICAMOS
   ============================================= */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.app-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 32px 16px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
  cursor: default;
}
.app-card:hover {
  border-color: var(--yellow);
  background: rgba(255,215,0,0.05);
  transform: translateY(-4px);
}

.app-icon { display: flex; align-items: center; justify-content: center; }
.app-card .anim-icon { stroke: var(--yellow); color: var(--yellow); }

.app-label { font-size: 0.875rem; font-weight: 600; color: var(--white); line-height: 1.3; text-align: center; }

/* Aviso */
.warning-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,200,0,0.07);
  border: 1px solid rgba(255,200,0,0.25);
  color: #c9a800;
  font-size: 0.82rem; font-weight: 500;
  padding: 8px 18px; border-radius: 50px;
}


/* =============================================
   CTA CENTRAL
   ============================================= */
.cta-section {
  background:
    radial-gradient(ellipse at 50% 50%, rgba(255,215,0,0.08) 0%, transparent 65%),
    var(--dark-2);
  border-top: 1px solid rgba(255,215,0,0.07);
  border-bottom: 1px solid rgba(255,215,0,0.07);
}

.cta-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.cta-inner h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800; max-width: 560px;
  line-height: 1.25; letter-spacing: -0.5px;
}
.cta-inner p { font-size: 1rem; color: var(--gray); margin-bottom: 8px; }


/* =============================================
   CONTATO
   ============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.contact-card {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 36px 28px;
  display: flex; flex-direction: column;
  align-items: center; text-align: center;
  gap: 10px;
  transition: border-color var(--transition), transform var(--transition);
}
.contact-card:hover { border-color: var(--yellow); transform: translateY(-3px); }
.contact-card .anim-icon { stroke: var(--yellow); }

.contact-icon { margin-bottom: 4px; display: flex; align-items: center; justify-content: center; }

.contact-card h4 { font-size: 0.82rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--yellow); }
.contact-info  { font-size: 1rem; font-weight: 600; color: var(--white); }
.contact-sub   { font-size: 0.8rem; color: var(--gray); }

.contact-final { display: flex; justify-content: center; }


/* =============================================
   PROTEÇÃO PPF (MÓVEIS E MESAS)
   ============================================= */
.section-ppf {
  background: var(--white);
  color: var(--dark);
  padding: 96px 0;
  border-top: 1px solid rgba(0,0,0,0.05);
}

.ppf-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.3fr;
  align-items: center;
  gap: 60px;
}

.ppf-image-col {
  display: flex;
  justify-content: center;
  align-items: center;
}

.ppf-badge-container {
  width: 100%;
  max-width: 360px;
  position: relative;
  background: radial-gradient(circle, rgba(30,30,30,0.98) 0%, rgba(10,10,10,1) 100%);
  padding: 30px;
  border-radius: 50%;
  box-shadow: 0 20px 50px rgba(0,0,0,0.25), inset 0 0 30px rgba(212,175,55,0.15);
  border: 2.5px solid rgba(212,175,55,0.3);
}

.ppf-gold-circle {
  width: 100%;
  aspect-ratio: 1/1;
  filter: drop-shadow(0 0 12px rgba(212, 175, 55, 0.45));
}

.ppf-content-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.ppf-tag {
  background: rgba(212,175,55,0.1) !important;
  border: 1px solid rgba(212,175,55,0.3) !important;
  color: #aa7c11 !important;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 1px;
}

.ppf-content-col h2 {
  font-size: clamp(2.1rem, 4vw, 2.7rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1px;
  margin: 15px 0 20px 0;
  color: var(--dark);
}

.ppf-sub {
  font-size: 1.15rem;
  line-height: 1.6;
  color: #444;
  margin-bottom: 28px;
}

.ppf-features {
  list-style: none;
  margin-bottom: 36px;
  width: 100%;
}

.ppf-features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 1.05rem;
  line-height: 1.5;
  color: #222;
  margin-bottom: 18px;
}

.ppf-features li svg {
  width: 22px;
  height: 22px;
  color: #aa7c11;
  flex-shrink: 0;
  margin-top: 1px;
}

.btn-ppf-cta {
  background: linear-gradient(135deg, #aa7c11, #d4af37) !important;
  color: var(--white) !important;
  box-shadow: 0 4px 20px rgba(212,175,55,0.3) !important;
}

.btn-ppf-cta:hover {
  background: linear-gradient(135deg, #b8860b, #ffd700) !important;
  box-shadow: 0 8px 30px rgba(212,175,55,0.5) !important;
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  .section-ppf {
    padding: 64px 0;
  }
  .ppf-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .ppf-content-col {
    align-items: center;
  }
  .ppf-features li {
    text-align: left;
  }
}


/* =============================================
   ANÚNCIO
   ============================================= */
.anuncio-section {
  background: var(--black);
  padding: 48px 0;
  border-top: 1px solid rgba(255,215,0,0.07);
}

.anuncio-inner {
  width: 100%;
  margin: 0;
  padding: 0;
  text-align: center;
}

.anuncio-inner img {
  width: 100%;
  max-width: 100%;
  border-radius: 0;
  display: block;
  margin: 0 auto;
  box-shadow: 0 8px 48px rgba(0,0,0,0.55);
}


/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--black);
  border-top: 1px solid rgba(255,215,0,0.08);
  padding: 32px 0;
}
.footer-inner {
  display: flex; flex-direction: column;
  align-items: center; gap: 8px; text-align: center;
}
.footer-inner p { font-size: 0.8rem; color: var(--gray); }


/* Link "Clientes" no menu – destaque em amarelo */
.nav-clientes {
  color: var(--yellow) !important;
  font-weight: 700 !important;
}
.nav-clientes::after { background: var(--yellow) !important; }

/* =============================================
   MODAL CLIENTES
   ============================================= */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal-box {
  position: relative;
  max-width: 860px;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,0.7);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
}
.modal-overlay.open .modal-box {
  transform: translateY(0) scale(1);
}

.modal-box img {
  display: block;
  width: 100%;
  height: auto;
}

.modal-close {
  position: absolute;
  top: 12px; right: 14px;
  z-index: 10;
  background: rgba(0,0,0,0.6);
  border: none;
  color: #fff;
  font-size: 1.6rem;
  line-height: 1;
  width: 36px; height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition), transform var(--transition);
}
.modal-close:hover { background: rgba(255,215,0,0.8); color: #000; transform: scale(1.1); }


/* =============================================
   WHATSAPP FLUTUANTE
   ============================================= */
.whatsapp-float {
  position: fixed;
  bottom: 28px; right: 28px;
  z-index: 999;
  background: var(--green-wa);
  color: #fff;
  width: 58px; height: 58px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
  animation: pulse-float 2.5s ease-in-out infinite;
}
.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 8px 32px rgba(37,211,102,0.7);
  filter: brightness(1.1);
  animation: none;
}
@keyframes pulse-float {
  0%,100% { box-shadow: 0 4px 20px rgba(37,211,102,0.5); }
  50%      { box-shadow: 0 4px 36px rgba(37,211,102,0.75); }
}


/* =============================================
   CLIENTES – CARROSSEL
   ============================================= */
.section-clients {
  background: #f0f0f0;
  border-top: 1px solid rgba(0,0,0,0.06);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  padding: 72px 0;
  overflow: hidden;
}

/* Ajusta texto para fundo claro */
.section-clients .section-tag {
  background: rgba(255,215,0,0.18);
  border-color: rgba(200,160,0,0.45);
  color: #8a6a00;
}
.section-clients .section-header h2 { color: #111; }
.section-clients .section-header p  { color: #555; }
.section-clients .section-header { margin-bottom: 40px; }

/* Wrapper com máscara de fade nas bordas */
.clients-carousel-wrap {
  position: relative;
  overflow: hidden;
  width: 100%;
}
.clients-carousel-wrap::before,
.clients-carousel-wrap::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}
.clients-carousel-wrap::before {
  left: 0;
  background: linear-gradient(to right, #f0f0f0, transparent);
}
.clients-carousel-wrap::after {
  right: 0;
  background: linear-gradient(to left, #f0f0f0, transparent);
}

/* Trilha animada */
.clients-track {
  display: flex;
  align-items: center;
  gap: 20px;
  width: max-content;
  animation: scroll-logos 90s linear infinite;
  will-change: transform;
}
.clients-track:hover { animation-play-state: paused; }

@keyframes scroll-logos {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Cada logo – sem fundo, sem borda */
.client-logo {
  flex-shrink: 0;
  width: 200px;
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 10px;
  padding: 10px 16px;
  transition: transform var(--transition);
}
.client-logo:hover { transform: scale(1.06); }

.client-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: none;
}


/* =============================================
   RESPONSIVO
   ============================================= */
@media (max-width: 960px) {
  .apps-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .nav-desktop { display: none; }
  .hamburger   { display: flex; }
  .btn-whatsapp-header { display: none; }

  .hero { min-height: auto; padding: 110px 0 64px; }
  .hero-content { padding: 0 24px 48px; }

  .section { padding: 64px 0; }

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

  .btn-cta-large { font-size: 1rem; padding: 15px 28px; }
}

@media (max-width: 480px) {
  .cards-grid { grid-template-columns: 1fr; }
  .apps-grid  { grid-template-columns: repeat(2, 1fr); }
  .section-header h2 { font-size: 1.6rem; }

  .whatsapp-float { bottom: 20px; right: 20px; width: 52px; height: 52px; }
}