:root {
    --c-navy: #0a1628;
    --c-navy-mid: #112240;
    --c-navy-light: #1a3358;
    --c-blue: #0066cc;
    --c-blue-bright: #0080ff;
    --c-cyan: #00d4ff;
    --c-cyan-dim: rgba(0,212,255,0.15);
    --c-gold: #f5a623;
    --c-gold-dim: rgba(245,166,35,0.15);
    --c-white: #ffffff;
    --c-white-90: rgba(255,255,255,0.9);
    --c-white-70: rgba(255,255,255,0.7);
    --c-white-40: rgba(255,255,255,0.4);
    --c-white-10: rgba(255,255,255,0.08);
    --c-green: #00c851;
    --c-green-dim: rgba(0,200,81,0.15);
    --font-display: 'Merriweather', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --wpp: #25d366;
    --wpp-dark: #128c7e;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 24px rgba(0,0,0,0.3);
    --shadow-glow: 0 0 40px rgba(0,212,255,0.12);
  }
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font-body);
    background: var(--c-navy);
    color: var(--c-white);
    line-height: 1.65;
    overflow-x: hidden;
  }
  img { max-width: 100%; display: block; }
  a { text-decoration: none; color: inherit; }

  /* ── UTILITIES ── */
  .container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
  .section { padding: 90px 0; }
  .section-alt { background: var(--c-navy-mid); }
  .tag {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--c-cyan);
    border: 1px solid rgba(0,212,255,0.35);
    padding: 5px 14px;
    border-radius: 40px;
    margin-bottom: 16px;
  }
  .section-title {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 16px;
  }
  .section-sub {
    font-size: 17px;
    color: var(--c-white-70);
    max-width: 580px;
    line-height: 1.7;
    margin-bottom: 48px;
  }
  .text-cyan { color: var(--c-cyan); }
  .text-gold { color: var(--c-gold); }
  .text-green { color: var(--c-green); }
  .center { text-align: center; }
  .center .section-sub { margin-left: auto; margin-right: auto; }

  /* ── BUTTONS ── */
  .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.3px;
    padding: 15px 30px;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    white-space: nowrap;
  }
  .btn-wpp {
    background: var(--wpp);
    color: #fff;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  }
  .btn-wpp:hover { background: #20b858; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(37,211,102,0.5); }
  .btn-primary {
    background: linear-gradient(135deg, var(--c-blue-bright), var(--c-cyan));
    color: var(--c-navy);
    box-shadow: 0 4px 20px rgba(0,128,255,0.4);
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,128,255,0.5); }
  .btn-outline {
    background: transparent;
    color: var(--c-white);
    border: 1.5px solid rgba(255,255,255,0.3);
  }
  .btn-outline:hover { border-color: var(--c-cyan); color: var(--c-cyan); }
  .btn-gold {
    background: var(--c-gold);
    color: var(--c-navy);
    box-shadow: 0 4px 20px rgba(245,166,35,0.4);
  }
  .btn-gold:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(245,166,35,0.5); }
  .btn svg { width: 20px; height: 20px; flex-shrink: 0; }
  .btn-sm { padding: 10px 22px; font-size: 13px; }

  /* ── NAVBAR ── */
  #navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 18px 0;
    transition: all 0.3s ease;
    background: rgba(5,10,20,0.95)
  }
  #navbar.scrolled {
    background: rgba(5,10,20,1);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    border-bottom: 1px solid rgba(0,212,255,0.12);
    box-shadow: 0 4px 30px rgba(0,0,0,0.4);
  }
  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }
  .nav-logo {
    display: flex;
    align-items: center;
  }
  .nav-logo img {
    height: 72px;
    width: auto;
    display: block;
    filter: brightness(1.4) contrast(1.15) saturate(1.2);
  }
  .nav-logo span { color: var(--c-cyan); }
  .nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
  }
  .nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--c-white-70);
    transition: color 0.2s;
  }
  .nav-links a:hover { color: var(--c-cyan); }
  .nav-cta { display: flex; align-items: center; gap: 12px; }
  .hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
  }
  .hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--c-white);
    border-radius: 2px;
    transition: all 0.3s ease;
  }
  .mobile-menu {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(10,22,40,0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu a {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 700;
    color: var(--c-white-70);
    transition: color 0.2s;
  }
  .mobile-menu a:hover { color: var(--c-cyan); }
  .mobile-close {
    position: absolute;
    top: 24px; right: 24px;
    background: none;
    border: none;
    color: white;
    font-size: 28px;
    cursor: pointer;
    padding: 8px;
  }

  /* ── HERO ── */
  #hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 100px 0 60px;
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 90% 70% at 65% 40%, rgba(0,100,255,0.18) 0%, transparent 55%),
      radial-gradient(ellipse 60% 50% at 10% 90%, rgba(0,212,255,0.1) 0%, transparent 50%),
      radial-gradient(ellipse 40% 40% at 80% 80%, rgba(0,212,255,0.06) 0%, transparent 50%),
      linear-gradient(160deg, #060e1f 0%, #0a1830 50%, #07111f 100%);
  }
  .hero-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(0,212,255,0.035) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0,212,255,0.035) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  }
  /* linha de brilho horizontal no topo */
  #hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0,212,255,0.5), transparent);
  }
  .hero-content { position: relative; z-index: 3; max-width: 620px; }
  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0,200,81,0.1);
    border: 1px solid rgba(0,200,81,0.28);
    color: var(--c-green);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 7px 16px;
    border-radius: 40px;
    margin-bottom: 32px;
    text-transform: uppercase;
  }
  .hero-badge::before {
    content: '';
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--c-green);
    box-shadow: 0 0 8px var(--c-green);
    flex-shrink: 0;
    animation: pulse 2s ease-in-out infinite;
  }
  @keyframes pulse { 0%,100% { opacity:1; } 50% { opacity:0.3; } }

  /* ── TÍTULO PRINCIPAL ── */
  .hero-brand {
    font-family: var(--font-display);
    font-size: clamp(42px, 5.5vw, 80px);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -2px;
    margin-bottom: 6px;
    background: linear-gradient(135deg, #ffffff 0%, #b8e4ff 50%, var(--c-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    display: block;
    overflow: visible;
    white-space: nowrap;
  }
  .hero-tagline-small {
    font-family: var(--font-display);
    font-size: clamp(13px, 1.4vw, 17px);
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--c-cyan);
    opacity: 0.75;
    margin-bottom: 28px;
    display: block;
  }
  .hero-title {
    font-family: var(--font-display);
    font-size: clamp(18px, 2vw, 26px);
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.3px;
    margin-bottom: 20px;
    color: rgba(255,255,255,0.9);
  }
  .hero-sub {
    font-size: 16px;
    color: var(--c-white-70);
    max-width: 500px;
    line-height: 1.8;
    margin-bottom: 36px;
  }
  .hero-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
 .hero-stats {
    display: flex;
    gap: 36px;
    padding-top: 36px;
    border-top: 1px solid rgba(255,255,255,0.07);
    flex-wrap: nowrap;
    justify-content: space-between;
    width: 100%;
    max-width: 520px;
  }
  .hero-stat-num {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 800;
    color: var(--c-cyan);
  }
  .hero-stat-label { font-size: 12px; color: var(--c-white-70); margin-top: 3px; letter-spacing: 0.3px; }
  .hero-visual {
    position: absolute;
    right: -5%;
    top: 50%;
    transform: translateY(-50%);
    width: 42%;
    max-width: 500px;
    opacity: 0.6;
  }
  .hero-float-card {
    position: absolute;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: float 4s ease-in-out infinite;
  }
  @keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
  .float-card-1 { top: 20%; right: 5%; animation-delay: 0s; }
  .float-card-2 { bottom: 25%; right: 2%; animation-delay: 2s; }
  .float-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
  }
  .float-icon.green { background: var(--c-green-dim); }
  .float-icon.gold { background: var(--c-gold-dim); }
  .float-card-title { font-weight: 600; font-size: 14px; }
  .float-card-sub { font-size: 12px; color: var(--c-white-70); }


  /* ── HERO PRODUCT SHOWCASE ── */
  .hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: 60px;
    width: 100%;
  }
  .hero-product-showcase {
    position: relative;
    z-index: 1;
    align-self: start;
    margin-top: 60px;
  }
  .hero-product-main {
    border-radius: 0;
    overflow: hidden;
    border: none;
    box-shadow: none;
    background: none;
  }
  .hero-product-main img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    object-position: center center;
    display: block;
    transition: transform 0.5s ease;
    border-radius: 16px;
  }
  .hero-product-main:hover img { transform: scale(1.03); }
  .hero-product-thumb {
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(0,212,255,0.15);
    box-shadow: 0 8px 30px rgba(0,0,0,0.4);
  }
  .hero-product-thumb img {
    width: 100%;
    height: 140px;
    object-fit: cover;
    object-position: center top;
    display: block;
    transition: transform 0.4s ease;
  }
  .hero-product-thumb:hover img { transform: scale(1.03); }
  @media (max-width: 960px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero-product-showcase { display: none; }
  }

  /* ── TRUST BAR ── */
  #trust-bar {
    padding: 30px 0;
    background: rgba(255,255,255,0.03);
    border-top: 1px solid rgba(255,255,255,0.06);
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .trust-items {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
  }
  .trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 500;
    color: var(--c-white-70);
  }
  .trust-item svg { color: var(--c-cyan); flex-shrink: 0; }

  /* ── PRODUCTS ── */
  .products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 8px;
  }
  .product-card {
    background: var(--c-navy-mid);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
  }
  .product-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,212,255,0.06) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
  }
  .product-card .btn {
    position: relative;
    z-index: 10;
    pointer-events: auto;
  }
  .product-card:hover { transform: translateY(-4px); border-color: rgba(0,212,255,0.25); box-shadow: var(--shadow-glow); }
  .product-card:hover::before { opacity: 1; }
  .product-icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    background: var(--c-cyan-dim);
    display: flex; align-items: center; justify-content: center;
    font-size: 24px;
    margin-bottom: 18px;
  }
  .product-name {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
  }
  .product-desc { font-size: 13px; color: var(--c-white-70); margin-bottom: 20px; line-height: 1.6; }
  .product-price {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 800;
    color: var(--c-cyan);
    margin-bottom: 16px;
  }
  .product-price span { font-size: 13px; font-weight: 400; color: var(--c-white-70); }

  /* ── KITS ── */
  .kits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
  }
  .kit-card {
    background: var(--c-navy-mid);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
  }
  .kit-card:hover { transform: translateY(-5px); box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
  .kit-card.featured { border-color: var(--c-gold); }
  .kit-badge {
    position: absolute;
    top: 20px; right: 20px;
    background: var(--c-gold);
    color: var(--c-navy);
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 30px;
  }
  .kit-header {
    padding: 32px 28px 24px;
    background: linear-gradient(135deg, rgba(0,128,255,0.1) 0%, transparent 70%);
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .kit-number {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--c-cyan);
    margin-bottom: 10px;
  }
  .kit-name {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 8px;
  }
  .kit-tagline { font-size: 14px; color: var(--c-white-70); }
  .kit-body { padding: 24px 28px; }
  .kit-items { list-style: none; margin-bottom: 24px; }
  .kit-items li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    color: var(--c-white-70);
  }
  .kit-items li:last-child { border-bottom: none; }
  .kit-items li svg { color: var(--c-green); flex-shrink: 0; }
  .kit-price-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
  }
  .kit-price {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 800;
    color: var(--c-white);
  }
  .kit-saving {
    font-size: 12px;
    color: var(--c-green);
    font-weight: 600;
    background: var(--c-green-dim);
    padding: 4px 10px;
    border-radius: 20px;
  }

  /* ── BENEFITS ── */
  .benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
  }
  .benefit-card {
    padding: 32px 28px;
    background: var(--c-navy-mid);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    transition: border-color 0.3s;
  }
  .benefit-card:hover { border-color: rgba(0,212,255,0.2); }
  .benefit-icon {
    width: 56px; height: 56px;
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
  }
  .benefit-title {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
  }
  .benefit-text { font-size: 14px; color: var(--c-white-70); line-height: 1.7; }

  /* ── WHY US / AUTHORITY ── */
  .authority-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
  }
  .authority-numbers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 40px;
  }
  .auth-num-card {
    background: rgba(0,212,255,0.06);
    border: 1px solid rgba(0,212,255,0.15);
    border-radius: var(--radius);
    padding: 24px 20px;
  }
  .auth-num { font-family: var(--font-display); font-size: 36px; font-weight: 800; color: var(--c-cyan); }
  .auth-label { font-size: 13px; color: var(--c-white-70); margin-top: 4px; }
  .authority-list { list-style: none; }
  .authority-list li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    font-size: 15px;
  }
  .authority-list li:last-child { border-bottom: none; }
  .authority-list svg { color: var(--c-cyan); flex-shrink: 0; margin-top: 2px; }
  .authority-img-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  .authority-img-placeholder {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--c-navy-light) 0%, var(--c-navy-mid) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.08);
  }
  .authority-img-placeholder svg { opacity: 0.15; }

  /* ── TESTIMONIALS ── */
  .testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
  }
  .testimonial-card {
    background: var(--c-navy-mid);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: border-color 0.3s;
  }
  .testimonial-card:hover { border-color: rgba(0,212,255,0.2); }
  .stars { color: var(--c-gold); font-size: 16px; margin-bottom: 16px; letter-spacing: 2px; }
  .testimonial-text {
    font-size: 15px;
    line-height: 1.75;
    color: var(--c-white-90);
    margin-bottom: 24px;
    font-style: italic;
  }
  .testimonial-author { display: flex; align-items: center; gap: 12px; }
  .author-avatar {
    width: 42px; height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--c-blue), var(--c-cyan));
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
  }
  .author-name { font-weight: 600; font-size: 14px; }
  .author-city { font-size: 12px; color: var(--c-white-70); }

  /* ── FAQ ── */
  .faq-list { max-width: 760px; margin: 0 auto; }
  .faq-item {
    border-bottom: 1px solid rgba(255,255,255,0.07);
  }
  .faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 24px 0;
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 17px;
    font-weight: 600;
    transition: color 0.2s;
    -webkit-user-select: none; user-select: none;
  }
  .faq-question:hover { color: var(--c-cyan); }
  .faq-chevron {
    flex-shrink: 0;
    width: 24px; height: 24px;
    border: 1.5px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.3s;
  }
  .faq-chevron svg { transition: transform 0.3s; }
  .faq-item.open .faq-chevron { background: var(--c-cyan); border-color: var(--c-cyan); }
  .faq-item.open .faq-chevron svg { transform: rotate(180deg); }
  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
  }
  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .faq-answer-inner {
    padding: 0 0 24px;
    font-size: 15px;
    color: var(--c-white-70);
    line-height: 1.75;
  }

  /* ── CTA BANNER ── */
  #cta-banner {
    padding: 80px 0;
    background: linear-gradient(135deg, #0d2547 0%, var(--c-navy-mid) 100%);
    position: relative;
    overflow: hidden;
  }
  #cta-banner::before {
    content: '';
    position: absolute;
    top: -50%; left: -20%;
    width: 60%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, transparent 70%);
  }
  #cta-banner::after {
    content: '';
    position: absolute;
    bottom: -30%; right: -10%;
    width: 50%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(0,128,255,0.08) 0%, transparent 70%);
  }
  .cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
  }
  .cta-title { font-family: var(--font-display); font-size: clamp(28px, 4.5vw, 50px); font-weight: 800; line-height: 1.15; margin-bottom: 20px; }
  .cta-sub { font-size: 18px; color: var(--c-white-70); max-width: 520px; margin: 0 auto 40px; }
  .cta-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

  /* ── LEAD FORM ── */
  #lead-form-section { padding: 80px 0; }
  .lead-form-wrap {
    max-width: 560px;
    margin: 0 auto;
    background: var(--c-navy-mid);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
  }
  .form-group { margin-bottom: 20px; }
  .form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--c-white-70);
    margin-bottom: 8px;
    letter-spacing: 0.3px;
  }
  .form-input {
    width: 100%;
    background: rgba(255,255,255,0.05);
    border: 1.5px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    color: var(--c-white);
    font-family: var(--font-body);
    font-size: 15px;
    padding: 13px 16px;
    transition: border-color 0.2s;
    outline: none;
  }
  .form-input:focus { border-color: var(--c-cyan); }
  .form-input::placeholder { color: var(--c-white-40); }
  .form-select {
    width: 100%;
    background: rgba(255,255,255,0.05);
    border: 1.5px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    color: var(--c-white);
    font-family: var(--font-body);
    font-size: 15px;
    padding: 13px 16px;
    transition: border-color 0.2s;
    outline: none;
    appearance: none;
    cursor: pointer;
  }
  .form-select:focus { border-color: var(--c-cyan); }
  .form-select option { background: var(--c-navy-mid); color: var(--c-white); }
  .form-privacy { font-size: 12px; color: var(--c-white-40); text-align: center; margin-top: 16px; }

  /* ── ABOUT ── */
  .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
  }
  .about-image {
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--c-navy-light), var(--c-navy-mid));
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.07);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    position: relative;
    overflow: hidden;
  }
  .about-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 40%, rgba(0,212,255,0.1) 0%, transparent 60%);
  }
  .about-values { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 32px; }
  .about-value {
    background: rgba(0,212,255,0.05);
    border: 1px solid rgba(0,212,255,0.12);
    border-radius: var(--radius);
    padding: 18px 16px;
  }
  .about-value-icon { font-size: 20px; margin-bottom: 8px; }
  .about-value-title { font-weight: 700; font-size: 14px; margin-bottom: 4px; }
  .about-value-text { font-size: 13px; color: var(--c-white-70); }

  /* ── CONTACT ── */
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
  }
  .contact-info-list { list-style: none; margin-top: 32px; }
  .contact-info-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .contact-info-list li:last-child { border-bottom: none; }
  .contact-icon {
    width: 44px; height: 44px;
    border-radius: 12px;
    background: var(--c-cyan-dim);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
  }
  .contact-icon svg { color: var(--c-cyan); }
  .contact-label { font-size: 12px; color: var(--c-white-70); margin-bottom: 4px; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; }
  .contact-value { font-size: 15px; font-weight: 500; }
  .social-links { display: flex; gap: 12px; margin-top: 32px; }
  .social-link {
    width: 44px; height: 44px;
    border-radius: 12px;
    border: 1.5px solid rgba(255,255,255,0.15);
    display: flex; align-items: center; justify-content: center;
    transition: all 0.2s;
    font-size: 20px;
  }
  .social-link:hover { border-color: var(--c-cyan); background: var(--c-cyan-dim); }

  /* ── FOOTER ── */
  footer {
    background: #060f1e;
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 60px 0 32px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
  }
  .footer-brand-name {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 14px;
  }
  .footer-brand-name span { color: var(--c-cyan); }
  .footer-desc { font-size: 14px; color: var(--c-white-70); line-height: 1.7; max-width: 280px; margin-bottom: 24px; }
  .footer-col-title {
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--c-white-70);
    margin-bottom: 18px;
  }
  .footer-links { list-style: none; }
  .footer-links li { margin-bottom: 10px; }
  .footer-links a { font-size: 14px; color: var(--c-white-70); transition: color 0.2s; }
  .footer-links a:hover { color: var(--c-cyan); }
  .footer-bottom {
    padding-top: 28px;
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
  }
  .footer-bottom p { font-size: 13px; color: var(--c-white-40); }

  /* ── WPP FLOAT ── */
  #wpp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
  }
  .wpp-float-btn {
    width: 58px; height: 58px;
    border-radius: 50%;
    background: var(--wpp);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 20px rgba(37,211,102,0.5);
    transition: all 0.25s ease;
    animation: wppPulse 3s ease-in-out infinite;
  }
  @keyframes wppPulse {
    0%,100% { box-shadow: 0 4px 20px rgba(37,211,102,0.5), 0 0 0 0 rgba(37,211,102,0); }
    50% { box-shadow: 0 4px 20px rgba(37,211,102,0.5), 0 0 0 12px rgba(37,211,102,0.12); }
  }
  .wpp-float-btn:hover { transform: scale(1.1); background: #20b858; }
  .wpp-float-btn svg { width: 28px; height: 28px; }
  .wpp-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(10,22,40,0.95);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s;
  }
  #wpp-float:hover .wpp-tooltip { opacity: 1; }

  /* ── PROMO BANNER ── */
  .promo-banner {
    background: linear-gradient(135deg, rgba(245,166,35,0.15) 0%, rgba(245,166,35,0.05) 100%);
    border: 1px solid rgba(245,166,35,0.3);
    border-radius: var(--radius-lg);
    padding: 28px 36px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 56px;
  }
  .promo-left { display: flex; align-items: center; gap: 16px; }
  .promo-icon { font-size: 32px; }
  .promo-title { font-family: var(--font-display); font-size: 18px; font-weight: 800; margin-bottom: 4px; }
  .promo-sub { font-size: 14px; color: var(--c-white-70); }

  /* ── RESPONSIVE ── */
  @media (max-width: 900px) {
    .nav-links, .nav-cta { display: none; }
    .hamburger { display: flex; }
    .hero-visual, .float-card-1, .float-card-2 { display: none; }
    .authority-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  }
  @media (max-width: 600px) {
    .section { padding: 64px 0; }
    .hero-stats { gap: 24px; }
    .hero-stat-num { font-size: 24px; }
    .promo-banner { flex-direction: column; }
    .footer-grid { grid-template-columns: 1fr; }
    .lead-form-wrap { padding: 32px 24px; }
    .about-values { grid-template-columns: 1fr; }
  }

  /* ── MAÇARICOS SECTION ── */
  .macarico-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
    gap: 32px;
    margin-top: 16px;
  }
  @media (max-width: 1040px) {
    .macarico-grid { grid-template-columns: 1fr; }
  }
  .macarico-card {
    background: var(--c-navy-mid);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color 0.3s, box-shadow 0.3s;
    position: relative;
  }
  .macarico-card:hover {
    border-color: rgba(0,212,255,0.3);
    box-shadow: 0 12px 48px rgba(0,0,0,0.4), var(--shadow-glow);
  }
  .macarico-card.featured {
    border-color: rgba(245,166,35,0.3);
  }
  .macarico-card.featured:hover {
    border-color: rgba(245,166,35,0.5);
    box-shadow: 0 12px 48px rgba(0,0,0,0.4), 0 0 40px rgba(245,166,35,0.1);
  }
  .macarico-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--c-gold);
    color: var(--c-navy);
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: 40px;
  }
  .macarico-header {
    padding: 32px 32px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .macarico-model {
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--c-cyan);
    margin-bottom: 8px;
  }
  .macarico-name {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 10px;
  }
  .macarico-tagline {
    font-size: 14px;
    color: var(--c-white-70);
    line-height: 1.6;
  }
  .macarico-price-row {
    display: flex;
    align-items: flex-end;
    gap: 14px;
    margin-top: 20px;
    flex-wrap: wrap;
  }
  .macarico-price-old {
    font-size: 14px;
    color: var(--c-white-40);
    text-decoration: line-through;
  }
  .macarico-price {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 800;
    color: var(--c-green);
    line-height: 1;
  }
  .macarico-stock {
    font-size: 12px;
    color: var(--c-green);
    background: var(--c-green-dim);
    padding: 4px 10px;
    border-radius: 20px;
    margin-left: auto;
    align-self: center;
  }
  .macarico-body {
    padding: 28px 32px 32px;
  }
  .macarico-safety {
    background: rgba(0,200,81,0.08);
    border: 1px solid rgba(0,200,81,0.2);
    border-radius: var(--radius);
    padding: 14px 18px;
    font-size: 13px;
    color: var(--c-green);
    line-height: 1.6;
    margin-bottom: 24px;
    display: flex;
    gap: 10px;
    align-items: flex-start;
  }
  .macarico-safety-icon { flex-shrink: 0; font-size: 18px; }
  .macarico-benefits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 24px;
  }
  .macarico-benefit {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius);
    padding: 14px 16px;
  }
  .macarico-benefit-icon { font-size: 18px; margin-bottom: 6px; }
  .macarico-benefit-title { font-weight: 700; font-size: 13px; margin-bottom: 2px; }
  .macarico-benefit-text { font-size: 12px; color: var(--c-white-70); line-height: 1.5; }
  .macarico-specs {
    margin-bottom: 24px;
    background: rgba(0,212,255,0.04);
    border: 1px solid rgba(0,212,255,0.1);
    border-radius: var(--radius);
    overflow: hidden;
  }
  .macarico-spec-title {
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--c-cyan);
    padding: 12px 18px;
    border-bottom: 1px solid rgba(0,212,255,0.1);
  }
  .macarico-spec-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 18px;
    font-size: 13px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
  }
  .macarico-spec-row:last-child { border-bottom: none; }
  .macarico-spec-key { color: var(--c-white-70); }
  .macarico-spec-val { font-weight: 600; color: var(--c-white); text-align: right; }
  .macarico-apps {
    margin-bottom: 24px;
  }
  .macarico-apps-title {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--c-white-70);
    margin-bottom: 10px;
  }
  .macarico-app-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
  .macarico-app-tag {
    font-size: 12px;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 20px;
    background: rgba(0,102,204,0.2);
    border: 1px solid rgba(0,128,255,0.25);
    color: var(--c-blue-bright);
  }
  .macarico-cta {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  @media (max-width: 600px) {
    .macarico-benefits { grid-template-columns: 1fr; }
    .macarico-header, .macarico-body { padding-left: 20px; padding-right: 20px; }
  }

  /* ── INSTITUCIONAL / POR QUE HIDROGEN ── */
  .institucional-hero {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
    background: linear-gradient(135deg, #060f1e 0%, #0d1f3c 50%, #0a1628 100%);
  }
  .institucional-hero::before {
    content: '';
    position: absolute;
    top: -30%;
    left: -10%;
    width: 70%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(0,212,255,0.06) 0%, transparent 65%);
    pointer-events: none;
  }
  .institucional-hero::after {
    content: '';
    position: absolute;
    bottom: -20%;
    right: -5%;
    width: 55%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(0,128,255,0.07) 0%, transparent 60%);
    pointer-events: none;
  }
  .inst-image {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-radius: 12px;
    display: block;
  }
  .inst-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
  }
  @media (max-width: 900px) {
    .inst-grid { grid-template-columns: 1fr; gap: 48px; }
  }
  .inst-headers-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap, 40px); /* use o mesmo gap do inst-grid */
    align-items: start;
    margin-bottom: 32px;
  }
  .inst-header-col {
    display: flex;
    flex-direction: column;
  }  
  .inst-reason-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 32px;
  }
  .inst-reason {
    display: flex;
    gap: 18px;
    align-items: flex-start;
  }
  .inst-reason-num {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--c-blue), var(--c-cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 15px;
    color: var(--c-navy);
  }
  .inst-reason-title {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 5px;
  }
  .inst-reason-text {
    font-size: 14px;
    color: var(--c-white-70);
    line-height: 1.7;
  }
  .inst-diff-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  @media (max-width: 500px) {
    .inst-diff-grid { grid-template-columns: 1fr; }
  }
  .inst-diff-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    padding: 22px 20px;
    transition: border-color 0.3s, background 0.3s;
  }
  .inst-diff-card:hover {
    border-color: rgba(0,212,255,0.25);
    background: rgba(0,212,255,0.04);
  }
  .inst-diff-icon {
    font-size: 26px;
    margin-bottom: 10px;
  }
  .inst-diff-title {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 800;
    margin-bottom: 6px;
  }
  .inst-diff-text {
    font-size: 13px;
    color: var(--c-white-70);
    line-height: 1.65;
  }
  .inst-stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: rgba(255,255,255,0.06);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-top: 64px;
    position: relative;
    z-index: 2;
  }
  @media (max-width: 700px) {
    .inst-stats-bar { grid-template-columns: 1fr 1fr; }
  }
  .inst-stat {
    background: rgba(255,255,255,0.02);
    padding: 32px 28px;
    text-align: center;
  }
  .inst-stat-num {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 800;
    color: var(--c-cyan);
    margin-bottom: 6px;
  }
  .inst-stat-label {
    font-size: 13px;
    color: var(--c-white-70);
    line-height: 1.5;
  }

  /* ── Carrossel de produto ── */
  .prod-carousel { position:relative; margin-bottom:20px; border-radius:14px; overflow:hidden; background:#0d1b2e; }
  .prod-carousel-track { display:flex; transition:transform .35s ease; }
  .prod-carousel-track img { min-width:100%; width:100%; height:280px; object-fit:contain; flex-shrink:0; }
  .prod-carousel-btn {
    position:absolute; top:50%; transform:translateY(-50%);
    width:36px; height:36px; border-radius:50%;
    background:rgba(0,0,0,0.55); border:1px solid rgba(255,255,255,0.2);
    color:#fff; font-size:18px; line-height:1; cursor:pointer;
    display:flex; align-items:center; justify-content:center;
    transition:background .2s; z-index:2; padding:0;
  }
  .prod-carousel-btn:hover { background:rgba(0,0,0,0.8); }
  .prod-carousel-btn.prev { left:10px; }
  .prod-carousel-btn.next { right:10px; }
  .prod-carousel-dots { display:flex; justify-content:center; gap:6px; margin-top:8px; margin-bottom:16px; }
  .prod-carousel-dot { width:7px; height:7px; border-radius:50%; background:rgba(255,255,255,0.25); cursor:pointer; transition:background .2s; }
  .prod-carousel-dot.active { background:var(--c-cyan); }