/* ============================================================
   INFINITY LABS — Design System & Estilos Globais
   Identidade: Soft Minimalism / Clean UI monocromático
   Paleta: branco · cinza muito claro · cinza médio · grafite/preto
   ============================================================ */

:root{
  --bg: #f6f6f7;
  --bg-soft: #edeef0;
  --surface: #ffffff;
  --surface-2: #f2f2f4;
  --border: rgba(18,18,22,0.08);
  --border-strong: rgba(18,18,22,0.14);

  --cream: #17171a;
  --text: rgba(17,17,20,0.88);
  --text-body: rgba(17,17,20,0.60);
  --text-muted: rgba(17,17,20,0.42);

  --accent: #18181b;
  --accent-dark: #000000;
  --accent-light: #3f3f46;
  --accent-soft: rgba(17,17,20,0.06);

  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 999px;

  --shadow-sm: 0 2px 10px rgba(20,20,25,0.05);
  --shadow-md: 0 12px 28px rgba(20,20,25,0.09);
  --shadow-lg: 0 26px 56px rgba(20,20,25,0.12);
  --shadow-glow: 0 10px 26px rgba(20,20,25,0.20);

  --container: 1200px;
  --header-h: 84px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after{ box-sizing: border-box; margin: 0; padding: 0; }
html{ scroll-behavior: smooth; }
body{
  background: var(--bg);
  color: var(--text-body);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; }
button{ font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select{ font: inherit; color: inherit; }
h1,h2,h3,h4{
  font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
  color: var(--cream);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.container{ max-width: var(--container); margin: 0 auto; padding: 0 24px; }
section{ position: relative; }

/* ---------- Typography helpers ---------- */
.eyebrow{
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.eyebrow::before{
  content: ''; width: 22px; height: 2px; background: var(--accent); display: inline-block; border-radius: 2px;
}
h1{ font-size: clamp(2.4rem, 5vw, 4rem); }
h2{ font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3{ font-size: 1.3rem; }
.section-head{ max-width: 640px; margin-bottom: 48px; }
.section-head.center{ margin-left: auto; margin-right: auto; text-align: center; }
.section-head p{ margin-top: 14px; font-size: 1.05rem; }
.text-accent{ color: var(--accent); }

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 16px 30px;
  border-radius: var(--radius-pill);
  font-weight: 600; font-size: 0.98rem;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .3s ease, border-color .3s ease, color .3s ease;
  white-space: nowrap;
}
.btn svg{ width: 18px; height: 18px; }
.btn-primary{
  background: linear-gradient(135deg, #232327, #08080a);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover{ transform: translateY(-3px); box-shadow: 0 16px 36px rgba(20,20,25,0.28); }
.btn-secondary{
  background: var(--surface);
  border: 1.5px solid var(--border-strong);
  color: var(--cream);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover{ border-color: var(--accent); background: var(--accent-soft); transform: translateY(-3px); }
.btn-block{ width: 100%; }
.btn-sm{ padding: 11px 20px; font-size: 0.88rem; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  display: flex; align-items: center;
  background: rgba(246,246,247,0.6);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: background .4s ease, border-color .4s ease, height .4s ease, box-shadow .4s ease;
}
.site-header.scrolled{
  height: 68px;
  background: rgba(255,255,255,0.88);
  border-bottom-color: var(--border);
  box-shadow: 0 8px 26px rgba(20,20,25,0.06);
}
.header-inner{
  width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo{
  display: flex; align-items: center; gap: 10px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800; font-size: 1.3rem; color: var(--cream);
  letter-spacing: -0.01em;
}
.logo .logo-mark{
  width: 38px; height: 38px; border-radius: 11px;
  background: linear-gradient(135deg, #2a2a2f, #0a0a0c);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: #ffffff; font-size: 1.05rem;
  box-shadow: 0 6px 16px rgba(20,20,25,0.22);
}
.nav-links{
  display: flex; align-items: center; gap: 40px;
}
.nav-links a{
  font-size: 0.95rem; font-weight: 500; color: var(--text-body);
  position: relative; padding: 6px 0; transition: color .25s ease;
}
.nav-links a::after{
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--accent); transition: width .3s var(--ease); border-radius: 2px;
}
.nav-links a:hover, .nav-links a.active{ color: var(--cream); }
.nav-links a:hover::after, .nav-links a.active::after{ width: 100%; }
.header-actions{ display: flex; align-items: center; gap: 18px; }
.header-actions .btn{ padding: 12px 24px; font-size: 0.9rem; }

.nav-toggle{
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  z-index: 1001;
}
.nav-toggle span{
  width: 20px; height: 2px; background: var(--cream); margin: 0 auto;
  transition: transform .3s ease, opacity .3s ease;
}
.nav-toggle.active span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2){ opacity: 0; }
.nav-toggle.active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.mobile-nav{
  position: fixed; inset: 0; z-index: 999;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(10px);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 30px;
  opacity: 0; visibility: hidden; transform: translateY(-16px);
  transition: opacity .35s var(--ease), transform .35s var(--ease), visibility .35s;
}
.mobile-nav.open{ opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-nav a:not(.btn){ font-size: 1.5rem; font-weight: 600; color: var(--cream); font-family: 'Plus Jakarta Sans', sans-serif; }
.mobile-nav .btn{ margin-top: 10px; }

/* ============================================================
   HERO
   ============================================================ */
.hero{
  min-height: 100vh;
  display: flex; align-items: center;
  padding-top: var(--header-h);
  position: relative; overflow: hidden;
  background:
    radial-gradient(60% 50% at 85% 15%, rgba(20,20,25,0.05), transparent 60%),
    radial-gradient(50% 40% at 10% 90%, rgba(20,20,25,0.035), transparent 60%),
    var(--bg);
}
.hero::before{
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(20,20,25,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20,20,25,0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(60% 60% at 50% 40%, black, transparent);
  pointer-events: none;
}
.hero-grid{
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 60px; align-items: center;
  padding: 90px 0 70px;
}
.hero-badge{
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  padding: 8px 16px; border-radius: var(--radius-pill); box-shadow: var(--shadow-sm);
  font-size: 0.82rem; color: var(--text-body); margin-bottom: 26px;
}
.hero-badge span.dot{ width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(20,20,25,0.08); }
.hero h1{ font-size: clamp(2.6rem, 5.2vw, 4.4rem); }
.hero p.lead{
  margin-top: 24px; font-size: 1.12rem; color: var(--text-body); max-width: 520px;
}
.hero-actions{ display: flex; gap: 18px; margin-top: 38px; flex-wrap: wrap; }
.hero-stats{ display: flex; gap: 40px; margin-top: 56px; flex-wrap: wrap; }
.hero-stats div strong{ display: block; font-family: 'Plus Jakarta Sans',sans-serif; font-size: 1.7rem; color: var(--cream); }
.hero-stats div span{ font-size: 0.82rem; color: var(--text-muted); }

/* Hero visual composition */
.hero-visual{ position: relative; height: 520px; display: flex; align-items: center; justify-content: center; }
.hero-visual .glow{
  position: absolute; width: 380px; height: 380px; border-radius: 50%;
  background: radial-gradient(circle, rgba(20,20,25,0.07), transparent 70%);
  filter: blur(10px); animation: pulseGlow 6s ease-in-out infinite;
}
@keyframes pulseGlow{ 0%,100%{ transform: scale(1); opacity: .8;} 50%{ transform: scale(1.12); opacity: 1;} }
.hero-visual .card-float{
  position: absolute; background: var(--surface); border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  padding: 18px 20px; display: flex; align-items: center; gap: 12px;
  animation: floatY 5s ease-in-out infinite;
}
.hero-visual .card-float svg{ color: var(--accent); width: 22px; height: 22px; flex-shrink: 0; }
.hero-visual .card-float strong{ display: block; color: var(--cream); font-size: 0.92rem; }
.hero-visual .card-float span{ font-size: 0.76rem; color: var(--text-muted); }
.hero-visual .card-1{ top: 6%; left: 0%; animation-delay: 0s; }
.hero-visual .card-2{ bottom: 10%; right: 0%; animation-delay: 1.4s; }
.hero-visual .card-3{ top: 46%; left: -4%; animation-delay: 2.6s; }
@keyframes floatY{ 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-14px);} }
.hero-visual .center-art{ width: 300px; height: 300px; position: relative; z-index: 2; }

/* ============================================================
   TRUST BADGES
   ============================================================ */
.trust{ padding: 90px 0; background: var(--bg-soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.trust-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.trust-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px 30px; box-shadow: var(--shadow-sm);
  transition: transform .4s var(--ease), border-color .4s ease, box-shadow .4s ease;
}
.trust-card:hover{ transform: translateY(-8px); border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.trust-icon{
  width: 54px; height: 54px; border-radius: var(--radius-md);
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center; margin-bottom: 22px;
}
.trust-icon svg{ width: 26px; height: 26px; }
.trust-card h3{ margin-bottom: 10px; }
.trust-card p{ font-size: 0.94rem; }

/* ============================================================
   ABOUT
   ============================================================ */
.about{ padding: 120px 0; }
.about-grid{ display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 70px; align-items: center; }
.about-visual{
  aspect-ratio: 1/1; border-radius: var(--radius-xl); position: relative;
  background: linear-gradient(155deg, #ffffff, #eeeef0);
  border: 1px solid var(--border); overflow: hidden; box-shadow: var(--shadow-sm);
  display: flex; align-items: center; justify-content: center;
}
.about-visual::after{
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(40% 40% at 70% 20%, rgba(20,20,25,0.06), transparent 70%);
}
.about-points{ display: grid; gap: 20px; margin-top: 34px; }
.about-point{ display: flex; gap: 16px; align-items: flex-start; }
.about-point .num{
  width: 34px; height: 34px; flex-shrink: 0; border-radius: 10px;
  background: var(--accent-soft); color: var(--accent); font-weight: 700; font-size: 0.85rem;
  display: flex; align-items: center; justify-content: center;
}
.about-point strong{ display: block; color: var(--cream); margin-bottom: 4px; font-size: 1rem; }
.about-point p{ font-size: 0.92rem; }

/* ============================================================
   FEATURED PRODUCTS (home)
   ============================================================ */
.featured{ padding: 110px 0; background: var(--bg-soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head-row{ display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 46px; flex-wrap: wrap; }
.link-arrow{ display: inline-flex; align-items: center; gap: 6px; color: var(--accent); font-weight: 600; font-size: 0.95rem; }
.link-arrow svg{ width: 16px; height: 16px; transition: transform .3s var(--ease); }
.link-arrow:hover svg{ transform: translateX(4px); }

/* ============================================================
   PRODUCT CARDS & GRID
   ============================================================ */
.products-grid{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow-sm);
  transition: transform .4s var(--ease), border-color .4s ease, box-shadow .4s ease;
}
.product-card:hover{ transform: translateY(-8px); border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.product-media{
  aspect-ratio: 4/3; background: radial-gradient(120% 100% at 30% 0%, #f4f4f6, #e8e8eb);
  display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden;
}
.product-media svg{ width: 62%; transition: transform .5s var(--ease); }
.product-media img{ width: auto; max-width: 78%; height: auto; max-height: 80%; object-fit: contain; transition: transform .5s var(--ease); }
.product-card:hover .product-media svg, .product-card:hover .product-media img{ transform: scale(1.08) rotate(-2deg); }
.product-cat-badge{
  position: absolute; top: 14px; left: 14px;
  background: rgba(255,255,255,0.85); backdrop-filter: blur(6px);
  color: var(--cream); font-size: 0.68rem; font-weight: 600; letter-spacing: 0.04em;
  padding: 6px 12px; border-radius: var(--radius-pill); border: 1px solid var(--border-strong);
  text-transform: uppercase;
}
.product-select{
  position: absolute; top: 14px; right: 14px; z-index: 2;
  width: 30px; height: 30px; cursor: pointer;
}
.product-select input{
  position: absolute; inset: 0; opacity: 0; margin: 0; width: 100%; height: 100%; cursor: pointer;
}
.product-select-mark{
  position: absolute; inset: 0; border-radius: 50%;
  background: rgba(255,255,255,0.9); backdrop-filter: blur(6px);
  border: 1.5px solid var(--border-strong); box-shadow: var(--shadow-sm);
  display: flex; align-items: center; justify-content: center;
  transition: background .2s ease, border-color .2s ease;
}
.product-select-mark svg{ width: 16px; height: 16px; color: #fff; opacity: 0; transition: opacity .15s ease; }
.product-select input:checked + .product-select-mark{ background: var(--accent); border-color: var(--accent); }
.product-select input:checked + .product-select-mark svg{ opacity: 1; }
.product-select input:focus-visible + .product-select-mark{ outline: 2px solid var(--accent); outline-offset: 2px; }
.product-card.is-selected{ border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent); }

.product-body{ padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-body h3{ font-size: 1.05rem; }
.product-presentation{ font-size: 0.86rem; color: var(--text-muted); }
.product-info{ font-size: 0.86rem; color: var(--text-body); margin-top: 4px; flex: 1; }
.product-reg{
  margin-top: 14px; font-size: 0.72rem; color: var(--text-muted);
  border-top: 1px dashed var(--border); padding-top: 12px; display: flex; gap: 6px;
}
.product-reg svg{ width: 14px; height: 14px; flex-shrink: 0; color: var(--accent); margin-top: 1px; }
.product-more{ margin-top: 14px; display: inline-flex; align-items: center; gap: 6px; font-size: 0.86rem; font-weight: 600; color: var(--accent); }
.product-more svg{ width: 15px; height: 15px; transition: transform .3s var(--ease); }
.product-card:hover .product-more svg{ transform: translateX(4px); }

/* Filters */
.filters-row{
  display: flex; align-items: center; justify-content: space-between; gap: 18px 28px;
  flex-wrap: wrap; margin-bottom: 42px;
}
.filters-bar{
  display: flex; gap: 10px; flex-wrap: wrap;
  padding-bottom: 4px;
}
.filters-hint{
  display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem; color: var(--text-muted);
}
.filters-hint svg{ width: 17px; height: 17px; color: var(--accent); flex-shrink: 0; }
.filter-chip{
  padding: 10px 20px; border-radius: var(--radius-pill);
  border: 1px solid var(--border-strong); background: var(--surface); box-shadow: var(--shadow-sm);
  font-size: 0.86rem; font-weight: 500; color: var(--text-body);
  transition: all .3s ease; white-space: nowrap;
}
.filter-chip:hover{ border-color: var(--accent); color: var(--cream); }
.filter-chip.active{ background: var(--accent); color: #ffffff; border-color: var(--accent); font-weight: 700; }
.filter-select{ display: none; }
.no-results{ text-align: center; padding: 60px 20px; color: var(--text-muted); display: none; }
.no-results.show{ display: block; }

/* ============================================================
   PAGE HEADER (produtos, garantia, contato)
   ============================================================ */
.page-hero{
  padding: calc(var(--header-h) + 70px) 0 70px;
  background: radial-gradient(60% 60% at 90% 0%, rgba(20,20,25,0.05), transparent 60%), var(--bg);
  border-bottom: 1px solid var(--border);
}
.page-hero .eyebrow{ margin-bottom: 18px; }
.page-hero p.lead{ max-width: 640px; font-size: 1.05rem; margin-top: 16px; }
.breadcrumb{ display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 20px; }
.breadcrumb a:hover{ color: var(--accent); }
.breadcrumb svg{ width: 14px; height: 14px; }

/* ============================================================
   REGULATORY / INFO BANNER
   ============================================================ */
.notice-banner{ padding: 70px 0; }
.notice-box{
  background: linear-gradient(135deg, #fbfbfc, #ffffff);
  border: 1px solid var(--border-strong); border-radius: var(--radius-xl); box-shadow: var(--shadow-sm);
  padding: 44px; display: flex; gap: 26px; align-items: flex-start;
}
.notice-icon{
  width: 56px; height: 56px; border-radius: var(--radius-md); flex-shrink: 0;
  background: var(--accent); color: #ffffff; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-glow);
}
.notice-icon svg{ width: 28px; height: 28px; }
.notice-box h3{ margin-bottom: 10px; }
.notice-box p{ font-size: 0.98rem; max-width: 760px; }

/* ============================================================
   PRODUCT DETAIL
   ============================================================ */
.product-detail{ padding: 60px 0 120px; }
.pd-grid{ display: flex; align-items: flex-start; gap: 60px; }
.pd-media{
  flex: 0 0 42.5%;
  aspect-ratio: 1/1; border-radius: var(--radius-xl);
  background: radial-gradient(120% 100% at 30% 0%, #f4f4f6, #e5e5e9);
  border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  display: flex; align-items: center; justify-content: center; position: sticky; top: calc(var(--header-h) + 20px);
}
.pd-media svg{ width: 56%; }
.pd-media img{ width: auto; max-width: 70%; height: auto; max-height: 82%; object-fit: contain; }
.pd-info{ flex: 1 1 auto; min-width: 0; }
.pd-cat{ display: inline-block; background: var(--accent-soft); color: var(--accent); font-size: 0.75rem; font-weight: 700;
  padding: 6px 14px; border-radius: var(--radius-pill); text-transform: uppercase; letter-spacing: .04em; margin-bottom: 16px; }
.pd-info h1{ font-size: clamp(1.8rem, 3vw, 2.4rem); margin-bottom: 10px; }
.pd-presentation{ font-size: 1.05rem; color: var(--cream); font-weight: 500; margin-bottom: 28px; }
.pd-block{ margin-bottom: 30px; }
.pd-block h4{ color: var(--cream); font-size: 1rem; margin-bottom: 12px; font-family: 'Plus Jakarta Sans',sans-serif; }
.pd-block p{ font-size: 0.96rem; }
.pd-list{ display: grid; gap: 10px; }
.pd-list li{ display: flex; gap: 10px; font-size: 0.93rem; color: var(--text-body); }
.pd-list svg{ width: 17px; height: 17px; color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.pd-warning{
  background: var(--surface-2); border: 1px solid var(--border-strong); border-radius: var(--radius-md);
  padding: 20px 22px; display: flex; gap: 14px; margin-bottom: 30px;
}
.pd-warning svg{ width: 22px; height: 22px; color: var(--accent); flex-shrink: 0; }
.pd-warning p{ font-size: 0.9rem; color: var(--text); }
.pd-actions{ display: flex; gap: 16px; flex-wrap: wrap; margin-top: 34px; }
.pd-back{ display: inline-flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: 0.9rem; margin-bottom: 24px; }
.pd-back:hover{ color: var(--accent); }
.pd-back svg{ width: 16px; height: 16px; }

.related{ margin-top: 100px; }
.related h3{ margin-bottom: 28px; }
.related-grid{ display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }

/* ============================================================
   GARANTIA PAGE
   ============================================================ */
.warranty-steps{ padding: 100px 0; }
.steps-grid{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px 26px; position: relative; box-shadow: var(--shadow-sm);
  transition: transform .4s var(--ease), border-color .3s ease, box-shadow .4s ease;
}
.step-card:hover{ transform: translateY(-6px); border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.step-num{
  font-family: 'Plus Jakarta Sans',sans-serif; font-weight: 800; font-size: 2.2rem;
  color: transparent; -webkit-text-stroke: 1.5px var(--accent); margin-bottom: 18px; display: block;
}
.step-card h3{ font-size: 1.05rem; margin-bottom: 10px; }
.step-card p{ font-size: 0.9rem; }

.warranty-terms{ padding: 0 0 100px; }
.terms-grid{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.term-card{
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px 30px; display: flex; gap: 18px;
}
.term-card svg{ width: 24px; height: 24px; color: var(--accent); flex-shrink: 0; }
.term-card h4{ color: var(--cream); font-size: 0.98rem; margin-bottom: 6px; }
.term-card p{ font-size: 0.9rem; }

.disclaimer-strip{
  background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 50px 0;
}
.disclaimer-strip .inner{ display: flex; gap: 20px; align-items: center; max-width: 900px; margin: 0 auto; text-align: center; flex-direction: column; }
.disclaimer-strip svg{ width: 34px; height: 34px; color: var(--accent); }
.disclaimer-strip p{ font-size: 1rem; color: var(--text); }

/* ============================================================
   CONTATO PAGE
   ============================================================ */
.contact-section{ padding: 100px 0 120px; }
.contact-grid{ display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; }
.contact-cards{ display: grid; gap: 18px; margin-bottom: 34px; }
.contact-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
  padding: 24px; display: flex; gap: 16px; align-items: flex-start;
  transition: border-color .3s ease, transform .3s var(--ease), box-shadow .3s ease;
}
.contact-card:hover{ transform: translateY(-4px); border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.contact-card .ic{
  width: 44px; height: 44px; border-radius: 12px; background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-card .ic svg{ width: 20px; height: 20px; }
.contact-card strong{ color: var(--cream); display: block; font-size: 0.98rem; margin-bottom: 3px; }
.contact-card span, .contact-card a{ font-size: 0.9rem; color: var(--text-body); }
.contact-card a:hover{ color: var(--accent); }

.contact-form{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-xl); box-shadow: var(--shadow-sm);
  padding: 40px;
}
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field{ margin-bottom: 20px; }
.field label{ display: block; font-size: 0.85rem; font-weight: 600; color: var(--cream); margin-bottom: 8px; }
.field input, .field textarea, .field select{
  width: 100%; background: var(--bg-soft); border: 1px solid var(--border-strong);
  border-radius: var(--radius-md); padding: 13px 16px; color: var(--text);
  transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
}
.field input:focus, .field textarea:focus, .field select:focus{
  outline: none; border-color: var(--accent); background: var(--surface); box-shadow: 0 0 0 3px rgba(20,20,25,0.08);
}
.field textarea{ resize: vertical; min-height: 130px; }
.form-note{ font-size: 0.8rem; color: var(--text-muted); margin-top: 16px; }
.form-success{
  display: none; align-items: center; gap: 12px; background: var(--surface-2);
  border: 1px solid var(--border-strong); border-radius: var(--radius-md); padding: 16px 20px; margin-top: 18px;
  font-size: 0.9rem; color: var(--cream);
}
.form-success.show{ display: flex; }
.form-success svg{ width: 20px; height: 20px; color: var(--accent); flex-shrink: 0; }

/* ============================================================
   CTA STRIP
   ============================================================ */
.cta-strip{ padding: 100px 0; }
.cta-box{
  background: linear-gradient(135deg, var(--surface), var(--bg-soft));
  border: 1px solid var(--border-strong); border-radius: var(--radius-xl); box-shadow: var(--shadow-md);
  padding: 64px 60px; text-align: center; position: relative; overflow: hidden;
}
.cta-box::before{
  content:''; position: absolute; width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(20,20,25,0.05), transparent 70%);
  top: -200px; right: -150px;
}
.cta-box h2{ position: relative; z-index: 1; }
.cta-box p{ position: relative; z-index: 1; max-width: 520px; margin: 16px auto 32px; font-size: 1.02rem; }
.cta-box .btn{ position: relative; z-index: 1; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{ background: var(--bg-soft); border-top: 1px solid var(--border); padding: 80px 0 0; }
.footer-grid{ display: grid; grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr; gap: 50px; padding-bottom: 60px; }
.footer-brand .logo{ margin-bottom: 16px; }
.footer-brand p{ font-size: 0.92rem; max-width: 300px; color: var(--text-muted); }
.footer-col h5{ color: var(--cream); font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 18px; }
.footer-col ul{ display: grid; gap: 12px; }
.footer-col a{ font-size: 0.9rem; color: var(--text-muted); transition: color .25s ease; }
.footer-col a:hover{ color: var(--accent); }
.footer-social{ display: flex; gap: 10px; margin-top: 18px; }
.footer-social a{
  width: 38px; height: 38px; border-radius: 10px; background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  display: flex; align-items: center; justify-content: center; transition: all .25s ease;
}
.footer-social a:hover{ background: var(--accent); color: #ffffff; border-color: var(--accent); }
.footer-social svg{ width: 17px; height: 17px; }
.footer-legal{
  border-top: 1px solid var(--border); padding: 26px 0; font-size: 0.82rem; color: var(--text-muted);
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
}
.footer-legal-notice{
  max-width: 900px; margin: 0 auto; text-align: center; padding: 26px 0; font-size: 0.8rem; color: var(--text-muted);
  border-top: 1px solid var(--border);
}
.footer-legal-notice strong{ color: var(--text-body); }

/* ============================================================
   BARRA DE SELEÇÃO (múltiplos produtos)
   ============================================================ */
.selection-bar{
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 950;
  background: var(--surface); border-top: 1px solid var(--border-strong);
  box-shadow: 0 -10px 30px rgba(20,20,25,0.10);
  padding: 18px 0;
  transform: translateY(100%); opacity: 0; visibility: hidden;
  transition: transform .35s var(--ease), opacity .35s var(--ease), visibility .35s;
}
.selection-bar.show{ transform: translateY(0); opacity: 1; visibility: visible; }
.selection-bar-inner{
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.selection-bar-text{ display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.selection-bar-text strong{ color: var(--cream); font-size: 0.98rem; }
.selection-clear{ font-size: 0.86rem; color: var(--text-muted); text-decoration: underline; }
.selection-clear:hover{ color: var(--accent); }
.selection-bar .btn{ padding: 13px 24px; font-size: 0.9rem; }

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal{ opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible{ opacity: 1; transform: translateY(0); }
.reveal-stagger > *{ opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal-stagger.is-visible > *{ opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1){ transition-delay: .05s; }
.reveal-stagger.is-visible > *:nth-child(2){ transition-delay: .14s; }
.reveal-stagger.is-visible > *:nth-child(3){ transition-delay: .23s; }
.reveal-stagger.is-visible > *:nth-child(4){ transition-delay: .32s; }
.reveal-stagger.is-visible > *:nth-child(5){ transition-delay: .41s; }
.reveal-stagger.is-visible > *:nth-child(6){ transition-delay: .5s; }
.reveal-stagger.is-visible > *:nth-child(7){ transition-delay: .58s; }
.reveal-stagger.is-visible > *:nth-child(8){ transition-delay: .66s; }

/* ============================================================
   404 / NOT FOUND (product)
   ============================================================ */
.not-found{ padding: 160px 0; text-align: center; }
.not-found svg{ width: 64px; height: 64px; color: var(--accent); margin: 0 auto 24px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ height: 380px; order: -1; }
  .about-grid{ grid-template-columns: 1fr; }
  .pd-grid{ flex-direction: column; }
  .pd-media{ flex-basis: auto; width: 100%; position: static; aspect-ratio: 16/10; }
  .products-grid{ grid-template-columns: repeat(3, 1fr); }
  .related-grid{ grid-template-columns: repeat(3, 1fr); }
  .steps-grid{ grid-template-columns: repeat(2, 1fr); }
  .terms-grid{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px){
  .nav-links, .header-actions .btn{ display: none; }
  .nav-toggle{ display: flex; }
  .header-actions{ gap: 10px; }
  .logo{ font-size: 1.1rem; }
  .hero-grid{ padding: 50px 0 50px; }
  .hero-actions{ flex-direction: column; }
  .hero-actions .btn{ width: 100%; }
  .hero-stats{ gap: 26px; }
  .trust-grid{ grid-template-columns: 1fr; }
  .products-grid{ grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .related-grid{ grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .steps-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; gap: 34px; }
  .footer-legal{ flex-direction: column; text-align: center; }
  .form-row{ grid-template-columns: 1fr; }
  .notice-box{ flex-direction: column; padding: 30px; }
  .cta-box{ padding: 44px 26px; }
  .section-head-row{ align-items: flex-start; }
  h1{ font-size: clamp(2.1rem, 8vw, 2.8rem); }
  .about, .featured, .trust, .warranty-steps, .contact-section, .product-detail{ padding-top: 70px; padding-bottom: 70px; }
  .contact-form{ padding: 26px; }
}

@media (max-width: 560px){
  .products-grid{ grid-template-columns: 1fr; }
  .related-grid{ grid-template-columns: 1fr; }
  .filters-bar{ flex-wrap: nowrap; overflow-x: auto; padding-bottom: 10px; margin: 0 -24px 34px; padding-left: 24px; padding-right: 24px; }
  .filters-bar::-webkit-scrollbar{ display: none; }
  .container{ padding: 0 20px; }
}