/* ============================================================
   LS Confecções — style.css
   ============================================================ */

/* ── 1. Google Fonts import ─────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;600;700;800;900&family=Barlow:wght@300;400;500;600;700&display=swap');

/* ── 2. CSS Custom Properties ───────────────────────────── */
:root {
  /* Colors */
  --color-black:       #0a0a0a;
  --color-dark:        #111111;
  --color-dark-mid:    #1c1c1c;
  --color-dark-light:  #2a2a2a;
  --color-accent:      #e8ff00;       /* amarelo neon — acento streetwear */
  --color-accent-dim:  #c8db00;
  --color-white:       #ffffff;
  --color-off-white:   #f0f0f0;
  --color-light:       #f4f4f4;
  --color-gray:        #777777;
  --color-gray-light:  #bbbbbb;
  --color-whatsapp:    #25d366;
  --color-whatsapp-dk: #1da851;

  /* backwards compat — partes do HTML ainda usam --color-gold */
  --color-gold:        var(--color-accent);
  --color-gold-light:  var(--color-accent-dim);
  --color-gold-dark:   var(--color-accent-dim);

  /* Typography */
  --font-body:     'Barlow', sans-serif;
  --font-heading:  'Barlow Condensed', sans-serif;

  /* Spacing */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   1.5rem;
  --space-lg:   2rem;
  --space-xl:   3rem;
  --space-2xl:  5rem;
  --space-3xl:  7rem;

  /* Sizing */
  --container-max: 1200px;
  --header-h:      80px;
  --radius-sm:     4px;
  --radius-md:     8px;
  --radius-lg:     16px;
  --radius-full:   9999px;

  /* Shadows */
  --shadow-sm:   0 2px 8px rgba(0,0,0,0.15);
  --shadow-md:   0 6px 24px rgba(0,0,0,0.25);
  --shadow-lg:   0 12px 48px rgba(0,0,0,0.35);
  --shadow-gold: 0 4px 20px rgba(201,169,110,0.25);

  /* Transitions */
  --transition-fast:   0.2s ease;
  --transition-base:   0.3s ease;
  --transition-slow:   0.5s ease;
}

/* ── 3. Reset & Base ────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul, ol {
  list-style: none;
}

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: var(--font-body);
}

/* ── 4. Typography Scale ────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.05;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(3rem, 7vw, 6rem); }
h2 { font-size: clamp(2.2rem, 4.5vw, 3.8rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: 1.3rem; }
h5 { font-size: 1rem; }

p { margin-bottom: var(--space-sm); }
p:last-child { margin-bottom: 0; }

.text-gold  { color: var(--color-gold); }
.text-white { color: var(--color-white); }
.text-gray  { color: var(--color-gray); }
.text-center { text-align: center; }

/* ── 5. Container ───────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

/* ── 6. Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 2rem;
  border-radius: 0;                   /* streetwear: sem bordas arredondadas */
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: all var(--transition-base);
  line-height: 1;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-black);
}

.btn-primary:hover {
  background: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 4px 4px 0 var(--color-accent);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-black);
  transform: translateY(-2px);
}

.btn-outline-gold {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.btn-outline-gold:hover {
  background: var(--color-accent);
  color: var(--color-black);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-white);
}

.btn-whatsapp:hover {
  background: var(--color-whatsapp-dk);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(37,211,102,0.35);
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.8rem;
}

.btn-lg {
  padding: 1.1rem 2.5rem;
  font-size: 0.95rem;
}

/* ── 7. Section Utilities ───────────────────────────────── */
.section {
  padding-block: var(--space-3xl);
}

.section-sm {
  padding-block: var(--space-2xl);
}

.section-dark {
  background: var(--color-dark);
  color: var(--color-white);
}

.section-black {
  background: var(--color-black);
  color: var(--color-white);
}

.section-light {
  background: var(--color-light);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-header .eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.section-header h2 {
  margin-bottom: var(--space-sm);
}

.section-header p {
  font-size: 1.05rem;
  color: var(--color-gray);
  max-width: 580px;
  margin-inline: auto;
}

.section-dark .section-header p,
.section-black .section-header p {
  color: var(--color-gray-light);
}

.divider {
  display: block;
  width: 56px;
  height: 4px;
  background: var(--color-accent);
  margin: var(--space-sm) auto;
  border-radius: 0;
}

/* ── 8. Header ──────────────────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background var(--transition-base), box-shadow var(--transition-base);
  background: transparent;
}

.header.scrolled {
  background: var(--color-black);
  box-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.logo {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--color-white);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.logo span {
  color: var(--color-accent);
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

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

.nav-links a {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  position: relative;
  padding-bottom: 2px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: var(--color-white);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav .btn {
  padding: 0.6rem 1.4rem;
  font-size: 0.75rem;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── 9. Hero ────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-black);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--color-black);
}

/* Textura de grão — streetwear feel */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  opacity: 0.5;
}

/* Linha diagonal de acento */
.hero-bg::after {
  content: '';
  position: absolute;
  top: -20%;
  right: 8%;
  width: 3px;
  height: 140%;
  background: var(--color-accent);
  opacity: 0.15;
  transform: rotate(15deg);
  transform-origin: top center;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--color-accent);
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
  font-weight: 900;
  line-height: 0.95;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-accent);
  -webkit-text-stroke: 0;
}

/* Palavra de destaque apenas com contorno (outline text) */
.hero h1 .outline {
  -webkit-text-stroke: 2px var(--color-white);
  color: transparent;
}

.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  max-width: 540px;
  margin-bottom: var(--space-xl);
  font-weight: 400;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero-badge {
  position: absolute;
  bottom: var(--space-xl);
  right: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-md);
}

.hero-stat {
  text-align: right;
  border-right: 3px solid var(--color-gold);
  padding-right: var(--space-sm);
}

.hero-stat strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-white);
  line-height: 1;
}

.hero-stat small {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
}

/* ── 10. Differentials ──────────────────────────────────── */
.differentials {
  background: var(--color-white);
}

.differentials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.differential-card {
  text-align: left;
  padding: var(--space-xl) var(--space-lg);
  border-radius: 0;
  border: 2px solid var(--color-off-white);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.differential-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 4px;
  background: var(--color-accent);
  transition: width var(--transition-slow);
}

.differential-card:hover {
  border-color: var(--color-black);
  transform: translateY(-4px);
  box-shadow: 6px 6px 0 var(--color-black);
}

.differential-card:hover::after {
  width: 100%;
}

.differential-icon {
  width: 52px;
  height: 52px;
  margin-bottom: var(--space-md);
  background: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
}

.differential-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
  stroke: currentColor;
}

.differential-card h3 {
  font-size: 1.4rem;
  margin-bottom: var(--space-xs);
  color: var(--color-black);
  letter-spacing: 0.02em;
}

.differential-card p {
  font-size: 0.9rem;
  color: var(--color-gray);
  line-height: 1.7;
  font-weight: 400;
}

/* ── 11. Categories ─────────────────────────────────────── */
.categories {
  background: var(--color-black);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.category-card {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  display: flex;
  align-items: flex-end;
}

.category-bg {
  position: absolute;
  inset: 0;
  background: var(--color-dark-mid);
  transition: transform var(--transition-slow);
  display: flex;
  align-items: center;
  justify-content: center;
}

.category-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,0.85) 100%);
  z-index: 1;
}

.category-bg-icon {
  position: relative;
  z-index: 0;
  opacity: 0.12;
}

.category-bg-icon svg {
  width: 120px;
  height: 120px;
  stroke: var(--color-gold);
  fill: none;
}

.category-card:hover .category-bg {
  transform: scale(1.04);
}

.category-content {
  position: relative;
  z-index: 2;
  padding: var(--space-md);
  width: 100%;
}

.category-accent {
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--color-gold);
  margin-bottom: 0.5rem;
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.category-card:hover .category-accent {
  width: 48px;
}

.category-content h3 {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.category-content p {
  color: rgba(255,255,255,0.65);
  font-size: 0.8rem;
  margin-bottom: var(--space-sm);
}

.category-link {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--transition-fast);
}

.category-card:hover .category-link {
  gap: 0.7rem;
}

/* ── 12. Product Gallery (index) ────────────────────────── */
.gallery {
  background: var(--color-light);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.product-card {
  background: var(--color-white);
  border-radius: 0;
  overflow: hidden;
  border: 2px solid transparent;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  border-color: var(--color-black);
  transform: translateY(-6px);
  box-shadow: 6px 6px 0 var(--color-accent);
}

.product-img-wrap {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-dark);
}

.product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-img-wrap img {
  transform: scale(1.06);
}

.product-img-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-img-placeholder svg {
  width: 48px;
  height: 48px;
  stroke: rgba(201,169,110,0.4);
  fill: none;
}

.product-body {
  padding: var(--space-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.4rem;
}

.product-body h4 {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: auto;
  padding-bottom: var(--space-sm);
}

.product-body .btn {
  margin-top: var(--space-sm);
  align-self: flex-start;
}

/* ── 13. How It Works ───────────────────────────────────── */
.how-it-works {
  background: var(--color-white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(12.5% + 32px);
  right: calc(12.5% + 32px);
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), rgba(201,169,110,0.3));
}

.step-card {
  text-align: center;
  position: relative;
}

.step-number {
  width: 64px;
  height: 64px;
  border-radius: 0;
  background: var(--color-black);
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  position: relative;
  z-index: 1;
  border: 3px solid var(--color-accent);
  transition: all var(--transition-base);
}

.step-card:hover .step-number {
  background: var(--color-accent);
  color: var(--color-black);
  box-shadow: 4px 4px 0 rgba(232,255,0,0.3);
}

.step-card h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-xs);
  color: var(--color-black);
}

.step-card p {
  font-size: 0.875rem;
  color: var(--color-gray);
  line-height: 1.6;
}

/* ── 14. Stats ──────────────────────────────────────────── */
.stats {
  background: var(--color-black);
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 100% at 50% 50%, rgba(201,169,110,0.06) 0%, transparent 70%);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  position: relative;
  z-index: 1;
}

.stat-item {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid rgba(201,169,110,0.15);
  transition: border-color var(--transition-base);
}

.stat-item:hover {
  border-color: rgba(201,169,110,0.4);
}

.stat-value {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 900;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.4rem;
  letter-spacing: -0.02em;
}

.stat-label {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}

/* ── 15. Testimonials ───────────────────────────────────── */
.testimonials {
  background: var(--color-light);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.testimonial-card {
  background: var(--color-white);
  border-radius: 0;
  padding: var(--space-xl) var(--space-lg);
  border: 2px solid var(--color-off-white);
  position: relative;
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  border-color: var(--color-black);
  transform: translateY(-4px);
  box-shadow: 5px 5px 0 var(--color-accent);
}

.testimonial-card::before {
  content: '\201C';
  font-family: var(--font-heading);
  font-size: 5rem;
  color: var(--color-gold);
  opacity: 0.2;
  line-height: 1;
  position: absolute;
  top: var(--space-sm);
  left: var(--space-md);
}

.testimonial-stars {
  color: var(--color-gold);
  font-size: 0.85rem;
  margin-bottom: var(--space-sm);
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--color-dark);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: var(--space-md);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-black), var(--color-dark-mid));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--color-gold);
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial-info strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-black);
}

.testimonial-info span {
  font-size: 0.78rem;
  color: var(--color-gray);
}

/* ── 16. CTA Section ────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-black) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 50%, rgba(201,169,110,0.07) 0%, transparent 70%);
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.cta-section p {
  color: rgba(255,255,255,0.65);
  font-size: 1.05rem;
  max-width: 480px;
  margin: 0 auto var(--space-xl);
}

.cta-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* ── 17. Footer ─────────────────────────────────────────── */
.footer {
  background: var(--color-black);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-3xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo {
  margin-bottom: var(--space-md);
  display: block;
  font-size: 1.3rem;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  color: rgba(255,255,255,0.65);
}

.social-link:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  background: rgba(201,169,110,0.08);
}

.social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.footer-links a:hover {
  color: var(--color-gold);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-contact-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-gold);
  fill: none;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item span {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}

.footer-bottom {
  padding-block: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
  margin: 0;
}

.footer-bottom a {
  color: var(--color-gold);
}

/* ── 18. Page Hero (produtos.html) ──────────────────────── */
.page-hero {
  background: var(--color-black);
  padding-top: calc(var(--header-h) + var(--space-3xl));
  padding-bottom: var(--space-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 80% at 50% 50%, rgba(201,169,110,0.06) 0%, transparent 60%);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero .eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.page-hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.page-hero p {
  color: rgba(255,255,255,0.65);
  font-size: 1.05rem;
  max-width: 520px;
  margin-inline: auto;
}

/* ── 19. Product Filters ────────────────────────────────── */
.catalog-section {
  background: var(--color-light);
}

.filter-bar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
  justify-content: center;
}

.filter-btn {
  padding: 0.6rem 1.6rem;
  border-radius: 0;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: var(--color-white);
  color: var(--color-dark);
  border: 2px solid var(--color-off-white);
  transition: all var(--transition-base);
  cursor: pointer;
}

.filter-btn:hover {
  border-color: var(--color-black);
  background: var(--color-black);
  color: var(--color-accent);
}

.filter-btn.active {
  background: var(--color-black);
  color: var(--color-accent);
  border-color: var(--color-black);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.catalog-product-card {
  background: var(--color-white);
  border-radius: 0;
  overflow: hidden;
  border: 2px solid transparent;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.catalog-product-card:hover {
  border-color: var(--color-black);
  transform: translateY(-6px);
  box-shadow: 6px 6px 0 var(--color-accent);
}

.catalog-product-card.hidden {
  display: none;
}

.catalog-img-wrap {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-dark);
}

.catalog-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.catalog-product-card:hover .catalog-img-wrap img {
  transform: scale(1.06);
}

.catalog-img-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.catalog-img-placeholder svg {
  width: 40px;
  height: 40px;
  stroke: rgba(201,169,110,0.35);
  fill: none;
}

.catalog-img-placeholder span {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(201,169,110,0.45);
}

.catalog-body {
  padding: var(--space-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.catalog-body .product-tag {
  margin-bottom: 0.4rem;
}

.catalog-body h4 {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 0.4rem;
}

.catalog-body p {
  font-size: 0.82rem;
  color: var(--color-gray);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--space-sm);
}

.catalog-body .btn {
  align-self: flex-start;
}

/* ── 20. Animations ─────────────────────────────────────── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes goldPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(201,169,110,0.4); }
  50%       { box-shadow: 0 0 0 12px rgba(201,169,110,0); }
}

.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.fade-up:nth-child(1) { transition-delay: 0.05s; }
.fade-up:nth-child(2) { transition-delay: 0.15s; }
.fade-up:nth-child(3) { transition-delay: 0.25s; }
.fade-up:nth-child(4) { transition-delay: 0.35s; }

.hero-content {
  animation: fadeUp 0.9s ease 0.2s both;
}

/* ── 21. Responsive — 1200px ────────────────────────────── */
@media (max-width: 1200px) {
  .differentials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .catalog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ── 22. Responsive — 1024px ────────────────────────────── */
@media (max-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-grid::before {
    display: none;
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* ── 23. Responsive — 768px ─────────────────────────────── */
@media (max-width: 768px) {
  :root {
    --space-3xl: 4rem;
    --space-2xl: 3rem;
  }

  /* Mobile Nav */
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-black);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 999;
  }

  .nav.active {
    transform: translateX(0);
  }

  .nav-links {
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
  }

  .nav-links a {
    font-size: 1.1rem;
  }

  .hamburger {
    display: flex;
    z-index: 1001;
  }

  /* Hero */
  .hero {
    min-height: 100dvh;
  }

  .hero-badge {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  /* Grids */
  .differentials-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }

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

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

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

  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .filter-bar {
    gap: 0.5rem;
    flex-wrap: wrap;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr !important;
  }

  .about-img {
    min-height: 280px;
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr !important;
  }

  /* Hero btn */
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
  }

  /* Btn full on mobile */
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Oculta btn header no mobile, fica dentro do nav */
  .header > .container > .btn {
    display: none;
  }
}

/* ── 24. Responsive — 480px ─────────────────────────────── */
@media (max-width: 480px) {
  .differentials-grid {
    grid-template-columns: 1fr 1fr;
  }

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

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

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

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .cta-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-title {
    font-size: clamp(2.8rem, 14vw, 4rem);
  }

  .section-header h2 {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }

  .about-grid {
    grid-template-columns: 1fr !important;
  }

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

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

  .stat-item {
    border-right: none !important;
    border-bottom: 1px solid #222;
  }

  .filter-bar {
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  .filter-btn {
    font-size: 0.7rem;
    padding: 0.4rem 0.8rem;
  }

  .contact-grid {
    grid-template-columns: 1fr !important;
  }

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

  .section {
    padding-block: 3rem;
  }
}

/* ── 24b. Responsive — 360px (telas muito pequenas) ─────── */
@media (max-width: 360px) {
  .categories-grid {
    grid-template-columns: 1fr;
  }

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

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

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

/* ── 25. Utility / misc ─────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.visually-hidden { @extend .sr-only; }

.mt-auto { margin-top: auto; }
.mb-0 { margin-bottom: 0; }
.mt-0 { margin-top: 0; }

/* Scroll margin for fixed header offset */
section[id] {
  scroll-margin-top: var(--header-h);
}

/* Focus visible */
:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* Selection */
::selection {
  background: var(--color-gold);
  color: var(--color-black);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--color-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gold-dark);
  border-radius: var(--radius-full);
}