/* =========================================================
   Lúcio Artes — Institucional · Redesign Premium
   style.css · Mobile-first · IDV Oficial
   Design level: Linear / Vercel / Stripe
   ========================================================= */

/* ----------------------------------------------------------
   1. Custom Properties (IDV Paleta)
   ---------------------------------------------------------- */
:root {
  /* Primárias */
  --azul:        #102539;
  --branco-artes:#cfd3d7;

  /* Secundárias */
  --prata:       #9fa7af;
  --cinza:       #6f7c88;
  --azul-dark:   #0c1d2d;
  --azul-black:  #091622;

  /* Gradiente oficial */
  --gradient-brand: radial-gradient(ellipse at bottom right, #cfd3d7 0%, #102539 35%, #091622 70%, #000000 100%);

  /* Tipografia */
  --font-heading: 'Sora', sans-serif;
  --font-body:    'Roboto', sans-serif;

  /* Espaçamentos */
  --section-py:  clamp(5rem, 9vw, 8rem);
  --container:   1240px;
  --gap:         clamp(1.5rem, 3vw, 2.5rem);

  /* Transições */
  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out:    cubic-bezier(0.0, 0, 0.2, 1);
  --transition:  250ms var(--ease);
  --transition-slow: 400ms var(--ease);
}

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

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--branco-artes);
  background-color: var(--azul-black);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

ul, ol {
  list-style: none;
}

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

/* ----------------------------------------------------------
   3. Acessibilidade
   ---------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--branco-artes);
  color: var(--azul-black);
  padding: 0.5rem 1rem;
  font-weight: 700;
  z-index: 9999;
  border-radius: 0 0 4px 4px;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 2px solid var(--branco-artes);
  outline-offset: 3px;
}

.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;
}

/* ----------------------------------------------------------
   4. Tipografia
   ---------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.08;
  font-weight: 700;
  text-wrap: balance;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--prata);
  display: block;
  margin-bottom: 1.25rem;
}

/* ----------------------------------------------------------
   5. Layout Utilitários
   ---------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
}

.section {
  padding: var(--section-py) 0;
}

.section--azul       { background-color: var(--azul); }
.section--azul-dark  { background-color: var(--azul-dark); }
.section--azul-black { background-color: var(--azul-black); }
.section--branco     { background-color: var(--branco-artes); color: var(--azul-black); }

/* ----------------------------------------------------------
   6. Header
   ---------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  padding: 1.5rem 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.site-header.scrolled {
  background: rgba(9, 22, 34, 0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  padding: 1rem 0;
  border-bottom: 1px solid rgba(207, 211, 215, 0.06);
  box-shadow: 0 1px 40px rgba(0,0,0,0.35);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.header-logo {
  height: 32px;
  width: auto;
  flex-shrink: 0;
  opacity: 0.95;
  transition: opacity var(--transition);
}

.header-logo:hover { opacity: 1; }

.header-logo img {
  height: 32px;
  width: auto;
}

.nav-menu {
  display: none;
  gap: 2rem;
  align-items: center;
}

.nav-menu a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--branco-artes);
  opacity: 0.7;
  transition: opacity var(--transition);
  letter-spacing: 0.01em;
}

.nav-menu a:hover {
  opacity: 1;
}

.nav-cta {
  background: var(--branco-artes) !important;
  color: var(--azul-black) !important;
  opacity: 1 !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: 4px !important;
  font-weight: 700 !important;
  font-size: 0.8125rem !important;
  letter-spacing: 0.02em !important;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition) !important;
}

.nav-cta:hover {
  background: #ffffff !important;
  box-shadow: 0 4px 16px rgba(207,211,215,0.18) !important;
  transform: translateY(-1px) !important;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  background: none;
  border: none;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--branco-artes);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(9, 22, 34, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 800;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  padding: 5rem 2rem 2rem;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 6vw, 3rem);
  font-weight: 600;
  color: var(--branco-artes);
  opacity: 0.75;
  transition: opacity var(--transition);
  letter-spacing: -0.01em;
}

.mobile-nav a:hover,
.mobile-nav a:focus {
  opacity: 1;
}

.mobile-nav-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  color: var(--branco-artes);
  font-size: 1.5rem;
  padding: 0.5rem;
  opacity: 0.6;
  transition: opacity var(--transition);
}

.mobile-nav-close:hover { opacity: 1; }

/* ----------------------------------------------------------
   7. Hero — Layout split premium (60/40) com foto lateral
   ---------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: stretch;
  overflow: hidden;
  background: var(--azul-dark);
}

/* Camada de noise texture sutil */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
  z-index: 1;
  pointer-events: none;
  opacity: 0.6;
}

/* Grid IDV overlay */
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image: url('assets/grid-idv.svg');
  background-size: 1080px auto;
  background-position: center top;
  z-index: 1;
  opacity: 0.028;
  pointer-events: none;
}

/* Lado esquerdo — texto */
.hero-left {
  position: relative;
  z-index: 3;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 7rem clamp(1.5rem, 5vw, 4rem) 5rem clamp(1.5rem, 6vw, 5rem);
  max-width: 100%;
}

/* Glow radial sutil atrás do texto */
.hero-left::before {
  content: '';
  position: absolute;
  top: 30%;
  left: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse at center, rgba(16,37,57,0.9) 0%, transparent 70%);
  filter: blur(60px);
  z-index: -1;
  pointer-events: none;
}

/* Lado direito — foto */
.hero-right {
  position: relative;
  z-index: 2;
  flex: 0 0 44%;
  overflow: hidden;
  display: none; /* mobile: escondido */
}

.hero-right img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

/* Mask gradient na foto: desfaz a esquerda em transparência */
.hero-right::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    var(--azul-dark) 0%,
    rgba(12,29,45,0.5) 30%,
    transparent 60%
  ),
  linear-gradient(
    to bottom,
    rgba(12,29,45,0.4) 0%,
    transparent 20%,
    transparent 75%,
    var(--azul-dark) 100%
  );
  z-index: 1;
}

/* Mobile: hero fullscreen com foto em bg */
.hero-bg-mobile {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-mobile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero-bg-mobile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(9,22,34,0.88) 0%,
    rgba(12,29,45,0.95) 60%,
    rgba(9,22,34,0.98) 100%
  );
}

.hero-eyebrow {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--prata);
  opacity: 0.85;
  display: block;
  margin-bottom: 1.75rem;
}

.hero-headline {
  font-family: var(--font-heading);
  font-size: clamp(2.75rem, 6vw, 6.5rem);
  font-weight: 700;
  line-height: 1.02;
  color: #ffffff;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.hero-headline em {
  font-style: normal;
  color: var(--branco-artes);
  opacity: 0.85;
}

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  font-weight: 400;
  line-height: 1.75;
  color: var(--branco-artes);
  opacity: 0.75;
  max-width: 540px;
  margin-bottom: 2.75rem;
}

.hero-ctas {
  display: flex;
  gap: 0.875rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.875rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 700;
  border-radius: 4px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn--primary {
  background: var(--branco-artes);
  color: var(--azul-black);
}

.btn--primary:hover {
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.08);
}

.btn--outline {
  border: 1px solid rgba(207, 211, 215, 0.3);
  color: var(--branco-artes);
  background: rgba(255,255,255,0.025);
  backdrop-filter: blur(4px);
}

.btn--outline:hover {
  border-color: rgba(207, 211, 215, 0.7);
  background: rgba(255,255,255,0.06);
  transform: translateY(-2px);
}

.hero-seal {
  position: absolute;
  bottom: 2rem;
  left: clamp(1.5rem, 6vw, 5rem);
  z-index: 4;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--branco-artes);
  opacity: 0.35;
  white-space: nowrap;
}

/* ----------------------------------------------------------
   8. Números (strip premium)
   ---------------------------------------------------------- */
.numeros {
  background: var(--azul);
  padding: 0;
  border-top: 1px solid rgba(207, 211, 215, 0.05);
  border-bottom: 1px solid rgba(207, 211, 215, 0.05);
  overflow: hidden;
}

.numeros-grid {
  display: flex;
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.numeros-grid::-webkit-scrollbar { display: none; }

.numero-card {
  flex: 0 0 auto;
  min-width: 200px;
  text-align: center;
  padding: 2.5rem 2rem;
  border-right: 1px solid rgba(207, 211, 215, 0.06);
  position: relative;
}

.numero-card:last-child {
  border-right: none;
}

.numero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 2px;
  background: rgba(207, 211, 215, 0.2);
}

.numero-valor {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 600;
  color: var(--branco-artes);
  line-height: 1;
  margin-bottom: 0.625rem;
  letter-spacing: -0.01em;
}

.numero-label {
  font-size: 0.75rem;
  color: var(--prata);
  font-weight: 400;
  opacity: 0.65;
  line-height: 1.45;
  max-width: 140px;
  margin: 0 auto;
}

/* ----------------------------------------------------------
   9. Manifesto (seção clara — quebra de ritmo)
   ---------------------------------------------------------- */
.manifesto {
  background: var(--branco-artes);
  color: var(--azul-black);
  padding: var(--section-py) 0;
  position: relative;
  overflow: hidden;
}

/* Subtle decorative element */
.manifesto::before {
  content: '"';
  position: absolute;
  top: -0.2em;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-heading);
  font-size: 20rem;
  font-weight: 700;
  color: rgba(16,37,57,0.04);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.manifesto .container {
  text-align: center;
  position: relative;
  z-index: 1;
}

.manifesto .eyebrow {
  color: var(--cinza);
}

.manifesto h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5.5vw, 5rem);
  font-weight: 700;
  color: var(--azul-black);
  margin-bottom: 2rem;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  letter-spacing: -0.025em;
  line-height: 1.05;
}

.manifesto p {
  font-size: clamp(1rem, 1.75vw, 1.125rem);
  color: var(--azul);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.8;
  opacity: 0.85;
}

/* ----------------------------------------------------------
   10. Sobre (split com foto)
   ---------------------------------------------------------- */
.section--sobre {
  background: var(--azul-dark);
  position: relative;
  overflow: hidden;
}

/* Gradient sutil de fundo */
.section--sobre::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at top right, rgba(16,37,57,0.6) 0%, transparent 60%);
  pointer-events: none;
}

.sobre-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: center;
}

.sobre-img-wrap {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(207, 211, 215, 0.06),
    0 30px 80px rgba(0, 0, 0, 0.55),
    0 10px 30px rgba(0, 0, 0, 0.35);
}

/* Vignette nos cantos da imagem */
.sobre-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at top left, rgba(12,29,45,0.35) 0%, transparent 45%),
    radial-gradient(ellipse at bottom right, rgba(12,29,45,0.45) 0%, transparent 50%);
  pointer-events: none;
}

.sobre-img-wrap img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 600ms var(--ease);
}

.sobre-img-wrap:hover img {
  transform: scale(1.02);
}

.sobre-text h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.875rem, 4vw, 3.25rem);
  font-weight: 700;
  margin-bottom: 1.75rem;
  color: var(--branco-artes);
  letter-spacing: -0.02em;
}

.sobre-text p {
  font-size: 1rem;
  line-height: 1.82;
  color: var(--prata);
  margin-bottom: 1.125rem;
}

.sobre-text p strong {
  color: var(--branco-artes);
  font-weight: 600;
}

.sobre-bullets {
  margin-top: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-top: 1px solid rgba(207, 211, 215, 0.07);
  padding-top: 2rem;
}

.sobre-bullets li {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--branco-artes);
  padding-left: 1.5rem;
  position: relative;
  opacity: 0.85;
  line-height: 1.5;
}

.sobre-bullets li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--prata);
  opacity: 0.5;
}

/* ----------------------------------------------------------
   11. O que faço — glassmorphism cards
   ---------------------------------------------------------- */
.section--oque {
  background: var(--azul-black);
  position: relative;
  overflow: hidden;
}

.section--oque::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(207,211,215,0.1) 30%, rgba(207,211,215,0.1) 70%, transparent);
}

.oque-header {
  text-align: center;
  margin-bottom: 4rem;
}

.oque-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.875rem, 4vw, 3.25rem);
  font-weight: 700;
  color: var(--branco-artes);
  letter-spacing: -0.02em;
}

.oque-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  border: 1px solid rgba(207, 211, 215, 0.07);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(207, 211, 215, 0.07);
}

.oque-card {
  background: rgba(9,22,34,0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: clamp(1.75rem, 3vw, 2.5rem);
  transition: background var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.oque-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(207,211,215,0.12), transparent);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.oque-card:hover {
  background: rgba(16,37,57,0.95);
}

.oque-card:hover::before {
  opacity: 1;
}

/* Primeiro card: destaque com gradient border sutil */
.oque-card:first-child {
  background: rgba(12,29,45,0.9);
}

.oque-card:first-child .oque-card-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--branco-artes);
  opacity: 0.5;
  background: rgba(207,211,215,0.07);
  border: 1px solid rgba(207,211,215,0.1);
  border-radius: 2px;
  padding: 0.25rem 0.625rem;
  margin-bottom: 1.25rem;
}

.oque-card-label {
  display: none;
}

.oque-card-icon {
  width: 36px;
  height: 36px;
  margin-bottom: 1.5rem;
  opacity: 0.7;
  flex-shrink: 0;
  transition: opacity var(--transition);
}

.oque-card:hover .oque-card-icon {
  opacity: 1;
}

.oque-card h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--branco-artes);
  margin-bottom: 0.875rem;
  letter-spacing: -0.01em;
}

.oque-card p {
  font-size: 0.9rem;
  color: var(--prata);
  line-height: 1.72;
}

/* ----------------------------------------------------------
   12. Produtos — grid bordered premium
   ---------------------------------------------------------- */
.section--produtos {
  background: var(--azul-dark);
}

.produtos-header {
  text-align: center;
  margin-bottom: 4rem;
}

.produtos-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.875rem, 4vw, 3.25rem);
  font-weight: 700;
  color: var(--branco-artes);
  letter-spacing: -0.02em;
}

.produtos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.125rem;
}

.produto-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(207, 211, 215, 0.07);
  border-radius: 6px;
  padding: clamp(1.5rem, 2.5vw, 2rem);
  transition: border-color var(--transition), background var(--transition-slow), transform var(--transition);
  position: relative;
  overflow: hidden;
}

.produto-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(207,211,215,0.15), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.produto-card:hover {
  border-color: rgba(207, 211, 215, 0.18);
  background: rgba(255, 255, 255, 0.04);
  transform: translateY(-2px);
}

.produto-card:hover::after {
  opacity: 1;
}

/* Destaque: Tráfego de Escala (primeiro card) */
.produto-card:first-child {
  border-color: rgba(207, 211, 215, 0.14);
  background: rgba(16,37,57,0.4);
}

.produto-card:first-child .produto-badge {
  display: inline-flex;
}

.produto-badge {
  display: none;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--azul-black);
  background: var(--branco-artes);
  border-radius: 2px;
  padding: 0.2rem 0.5rem;
  margin-bottom: 1rem;
}

.produto-card h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--branco-artes);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.produto-card p {
  font-size: 0.875rem;
  color: var(--prata);
  line-height: 1.68;
  margin-bottom: 1.25rem;
}

.produto-link {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--branco-artes);
  opacity: 0.45;
  transition: opacity var(--transition);
  letter-spacing: 0.01em;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}

.produto-link:hover { opacity: 1; }

/* ----------------------------------------------------------
   13. Galeria — featured layout premium
   ---------------------------------------------------------- */
.section--galeria {
  background: var(--azul-black);
  position: relative;
}

.galeria-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.galeria-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  font-weight: 700;
  color: var(--branco-artes);
  letter-spacing: -0.02em;
}

/* Mobile: stack vertical */
.galeria-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.galeria-item {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  background: var(--azul);
}

.galeria-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
  transition: transform 500ms var(--ease), filter 400ms var(--ease);
  filter: brightness(0.92) contrast(1.02);
}

.galeria-item:hover img {
  transform: scale(1.04);
  filter: brightness(1) contrast(1.02);
}

/* Vignette overlay em todas as fotos */
.galeria-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at bottom left, rgba(9,22,34,0.5) 0%, transparent 50%),
    radial-gradient(ellipse at top right, rgba(9,22,34,0.35) 0%, transparent 45%);
  pointer-events: none;
  z-index: 1;
  transition: opacity var(--transition);
}

.galeria-item:hover::after {
  opacity: 0.6;
}

.galeria-item-wide img {
  height: 320px;
}

/* ----------------------------------------------------------
   14. Lista VIP — form premium com split
   ---------------------------------------------------------- */
.section--vip {
  background: var(--azul);
  position: relative;
  overflow: hidden;
}

/* Gradient de fundo no VIP */
.section--vip::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background: radial-gradient(ellipse at top right, rgba(12,29,45,0.8) 0%, transparent 65%);
  pointer-events: none;
}

.contato-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
  position: relative;
  z-index: 1;
}

.contato-text .eyebrow {
  color: var(--prata);
}

.contato-text h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--branco-artes);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.contato-text p {
  font-size: 1rem;
  color: var(--prata);
  line-height: 1.75;
  max-width: 440px;
}

.contato-fallback {
  margin-top: 2.5rem;
  font-size: 0.875rem;
  color: var(--prata);
  opacity: 0.7;
  border-top: 1px solid rgba(207, 211, 215, 0.07);
  padding-top: 2rem;
}

.contato-fallback a {
  color: var(--branco-artes);
  text-decoration: underline;
  text-underline-offset: 3px;
  opacity: 0.9;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--prata);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(207, 211, 215, 0.12);
  border-radius: 4px;
  color: var(--branco-artes);
  font-size: 1rem;
  padding: 0.875rem 1rem;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--cinza);
  opacity: 0.7;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239fa7af' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-group select option {
  background: var(--azul-dark);
  color: var(--branco-artes);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: rgba(207, 211, 215, 0.45);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 0 0 3px rgba(207,211,215,0.06);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--prata);
  line-height: 1.55;
  padding: 0.25rem 0;
}

.form-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 0.2rem;
  accent-color: var(--branco-artes);
  cursor: pointer;
}

.form-checkbox a {
  color: var(--branco-artes);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.btn--form {
  background: var(--branco-artes);
  color: var(--azul-black);
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 4px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  letter-spacing: 0.01em;
  border: none;
  font-family: var(--font-body);
  width: 100%;
  margin-top: 0.5rem;
  position: relative;
  overflow: hidden;
}

/* Shimmer no hover do botão */
.btn--form::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(255,255,255,0.25) 50%,
    transparent 60%
  );
  transition: left 500ms ease;
}

.btn--form:hover::before {
  left: 150%;
}

.btn--form:hover {
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

/* Form success message */
.form-success {
  background: rgba(207, 211, 215, 0.06);
  border: 1px solid rgba(207, 211, 215, 0.15);
  border-radius: 6px;
  padding: 2.5rem;
  text-align: center;
  display: none;
}

.form-success h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  color: var(--branco-artes);
  margin-bottom: 0.75rem;
}

.form-success p {
  color: var(--prata);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ----------------------------------------------------------
   15. Footer premium
   ---------------------------------------------------------- */
.site-footer {
  background: var(--azul-black);
  padding: clamp(4rem, 7vw, 6rem) 0 0;
  border-top: 1px solid rgba(207, 211, 215, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(207, 211, 215, 0.05);
}

.footer-logo {
  margin-bottom: 1.25rem;
}

.footer-logo img {
  height: 32px;
  width: auto;
  opacity: 0.85;
}

.footer-tagline {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 300;
  color: var(--prata);
  line-height: 1.6;
  max-width: 280px;
  margin-bottom: 2rem;
  letter-spacing: 0.01em;
}

.footer-social {
  display: flex;
  gap: 0.625rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(207, 211, 215, 0.1);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--prata);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.footer-social a:hover {
  border-color: rgba(207, 211, 215, 0.35);
  color: var(--branco-artes);
  background: rgba(207,211,215,0.04);
}

.footer-nav h4 {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--branco-artes);
  opacity: 0.5;
  margin-bottom: 1.5rem;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav ul a {
  font-size: 0.9rem;
  color: var(--prata);
  opacity: 0.75;
  transition: color var(--transition), opacity var(--transition);
}

.footer-nav ul a:hover {
  color: var(--branco-artes);
  opacity: 1;
}

.footer-bottom {
  padding: 2rem 0;
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: var(--cinza);
  opacity: 0.6;
  line-height: 1.7;
}

.footer-bottom a {
  color: var(--prata);
  opacity: 0.8;
  transition: opacity var(--transition);
}

.footer-bottom a:hover { opacity: 1; }

/* ----------------------------------------------------------
   16. Cookie Banner
   ---------------------------------------------------------- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(9, 22, 34, 0.97);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-top: 1px solid rgba(207, 211, 215, 0.08);
  padding: 1.25rem clamp(1.25rem, 5vw, 2.5rem);
  transform: translateY(100%);
  transition: transform 400ms var(--ease);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}

.cookie-banner p {
  font-size: 0.875rem;
  color: var(--prata);
  line-height: 1.6;
}

.cookie-banner p a {
  color: var(--branco-artes);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cookie-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.cookie-btn {
  padding: 0.5rem 1.125rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 4px;
  transition: background var(--transition), border-color var(--transition);
  font-family: var(--font-body);
}

.cookie-btn--accept {
  background: var(--branco-artes);
  color: var(--azul-black);
}

.cookie-btn--accept:hover { background: #ffffff; }

.cookie-btn--essential {
  border: 1px solid rgba(207, 211, 215, 0.2);
  color: var(--branco-artes);
}

.cookie-btn--essential:hover { border-color: rgba(207,211,215,0.5); }

.cookie-btn--manage {
  color: var(--prata);
  font-size: 0.8125rem;
  text-decoration: underline;
  padding: 0.5rem 0.25rem;
}

/* ----------------------------------------------------------
   17. Páginas Legais
   ---------------------------------------------------------- */
.legal-hero {
  background: var(--azul-dark);
  padding: 8rem 0 4rem;
  text-align: center;
}

.legal-hero h1 {
  font-size: clamp(1.75rem, 4vw, 3rem);
  color: var(--branco-artes);
  letter-spacing: -0.02em;
}

.legal-hero .eyebrow {
  margin-bottom: 0.75rem;
}

.legal-content {
  background: var(--azul-black);
  padding: 4rem 0;
}

.legal-content .container {
  max-width: 780px;
}

.legal-content h2 {
  font-size: 1.375rem;
  color: var(--branco-artes);
  margin-top: 2.5rem;
  margin-bottom: 0.875rem;
  letter-spacing: -0.01em;
}

.legal-content h3 {
  font-size: 1.0625rem;
  color: var(--branco-artes);
  margin-top: 1.5rem;
  margin-bottom: 0.625rem;
}

.legal-content p {
  font-size: 0.9375rem;
  color: var(--prata);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.legal-content ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.legal-content ul li {
  font-size: 0.9375rem;
  color: var(--prata);
  line-height: 1.7;
  margin-bottom: 0.375rem;
}

.legal-content a {
  color: var(--branco-artes);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-content .last-update {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(207, 211, 215, 0.08);
  font-size: 0.8125rem;
  color: var(--cinza);
  font-style: italic;
}

/* ----------------------------------------------------------
   18. 404
   ---------------------------------------------------------- */
.not-found {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  background: var(--gradient-brand);
}

.not-found-inner {
  max-width: 500px;
}

.not-found h1 {
  font-size: clamp(5rem, 15vw, 10rem);
  font-weight: 700;
  color: var(--branco-artes);
  opacity: 0.2;
  line-height: 1;
  margin-bottom: 1rem;
}

.not-found h2 {
  font-size: clamp(1.25rem, 3vw, 2rem);
  color: var(--branco-artes);
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.not-found p {
  color: var(--prata);
  margin-bottom: 2rem;
  font-size: 1rem;
  line-height: 1.6;
}

/* ----------------------------------------------------------
   19. Scroll Reveal — mais suave e deliberado
   ---------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Delay escalonado para grupos de cards */
.oque-grid .oque-card:nth-child(2) { transition-delay: 80ms; }
.oque-grid .oque-card:nth-child(3) { transition-delay: 160ms; }
.oque-grid .oque-card:nth-child(4) { transition-delay: 240ms; }

.produtos-grid .produto-card:nth-child(2) { transition-delay: 60ms; }
.produtos-grid .produto-card:nth-child(3) { transition-delay: 120ms; }
.produtos-grid .produto-card:nth-child(4) { transition-delay: 180ms; }
.produtos-grid .produto-card:nth-child(5) { transition-delay: 240ms; }
.produtos-grid .produto-card:nth-child(6) { transition-delay: 300ms; }

/* ----------------------------------------------------------
   20. Responsive — Tablet 768px+
   ---------------------------------------------------------- */
@media (min-width: 768px) {
  .nav-menu { display: flex; }
  .hamburger { display: none; }

  .numeros-grid {
    justify-content: center;
    overflow-x: visible;
  }

  .numero-card {
    min-width: 0;
    flex: 1;
  }

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

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

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

  .contato-inner {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  /* Galeria: featured layout tablet */
  .galeria-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    grid-template-rows: auto auto;
    gap: 0.75rem;
  }

  .galeria-item-wide {
    grid-column: 1;
    grid-row: 1 / 3;
  }

  .galeria-item-wide img {
    height: 100%;
    min-height: 480px;
    object-fit: cover;
  }

  .galeria-item:not(.galeria-item-wide) img {
    height: 230px;
  }

  .cookie-banner-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .cookie-banner p {
    max-width: 55%;
  }

  .btn--form {
    width: auto;
    align-self: flex-start;
  }
}

/* ----------------------------------------------------------
   21. Responsive — Desktop 1024px+
   ---------------------------------------------------------- */
@media (min-width: 1024px) {
  .oque-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

  /* Hero split — mostra a foto lateral */
  .hero-bg-mobile {
    display: none;
  }

  .hero-right {
    display: block;
  }

  .hero-left {
    padding-top: 9rem;
    padding-bottom: 6rem;
    flex: 0 0 56%;
  }

  .hero-headline {
    font-size: clamp(3.5rem, 5.5vw, 6.5rem);
  }

  .galeria-grid {
    gap: 1rem;
  }

  .galeria-item-wide img {
    min-height: 560px;
  }

  .galeria-item:not(.galeria-item-wide) img {
    height: 270px;
  }

  .sobre-grid {
    grid-template-columns: 1fr 1.1fr;
    align-items: center;
  }
}

@media (min-width: 1280px) {
  .sobre-grid {
    gap: 5.5rem;
  }

  .hero-left {
    padding-left: clamp(3rem, 7vw, 6rem);
  }
}

/* ----------------------------------------------------------
   22. Print / Reduced Motion
   ---------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  html { scroll-behavior: auto; }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .btn--form::before {
    display: none;
  }
}

/* ======================================================
   VIP FORM — validation states + intl-tel-input overrides
   ====================================================== */

.form-hint {
  font-size: 0.8125rem;
  color: #ff8a8a;
  min-height: 1.25rem;
  font-family: var(--font-body);
  letter-spacing: 0;
}

.form-group input.has-error {
  border-color: rgba(255, 138, 138, 0.6);
  background: rgba(255, 138, 138, 0.04);
}

.form-group input.has-error:focus {
  border-color: rgba(255, 138, 138, 0.9);
  box-shadow: 0 0 0 3px rgba(255, 138, 138, 0.08);
}

.form-checkbox.has-error {
  color: #ff8a8a;
}

/* intl-tel-input overrides — IDV escuro */
.iti {
  width: 100%;
}

.iti__country-list {
  background: var(--azul-dark);
  color: var(--branco-artes);
  border: 1px solid rgba(207, 211, 215, 0.15);
  border-radius: 6px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
  font-family: var(--font-body);
  max-height: 280px;
}

.iti__country {
  padding: 0.5rem 0.75rem;
  font-size: 0.9375rem;
}

.iti__country.iti__highlight {
  background: rgba(207, 211, 215, 0.07);
}

.iti__divider {
  border-bottom-color: rgba(207, 211, 215, 0.1);
}

.iti__dial-code {
  color: var(--prata);
}

.iti--separate-dial-code .iti__selected-flag,
.iti__selected-flag {
  background: transparent;
  padding-left: 0.75rem;
  border-right: 1px solid rgba(207, 211, 215, 0.1);
}

.iti__selected-flag:focus,
.iti__selected-flag:hover {
  background: rgba(255, 255, 255, 0.04);
}

.iti__search-input {
  background: rgba(255, 255, 255, 0.05) !important;
  color: var(--branco-artes) !important;
  border: 1px solid rgba(207, 211, 215, 0.12) !important;
  padding: 0.5rem 0.75rem !important;
}

/* Form success visible state (override display:none) */
.form-success[style*="display: block"],
.form-success[style*="display:block"] {
  display: block !important;
}

/* ======================================================
   Acessibilidade WCAG AA — overrides de contraste
   ====================================================== */

/* Manifesto está em fundo branco-artes — eyebrow padrão (#6f7c88) falha contraste 2.84:1
   Trocar por azul (10.37:1) */
.manifesto .eyebrow {
  color: var(--azul);
}

/* "Saber mais →" nos cards de produto — opacity 0.55 falhava AA (4.09:1)
   Trocar por prata sólida (6.41:1 sobre azul) */
.produto-link {
  color: var(--prata) !important;
  opacity: 1 !important;
}
.produto-link:hover {
  color: var(--branco-artes) !important;
}

/* ======================================================
   GALERIA EXPANDIDA — thumbs grid + lightbox
   ====================================================== */

.galeria-thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
  margin-top: 1.5rem;
  max-width: 100%;
}

@media (min-width: 768px) {
  .galeria-thumbs {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 10px;
  }
}

.galeria-thumb {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  cursor: zoom-in;
  background: var(--azul-dark);
  border: 1px solid rgba(207, 211, 215, 0.06);
  border-radius: 4px;
  padding: 0;
  margin: 0;
  display: block;
  width: 100%;
  transition: border-color var(--transition), transform var(--transition);
}

.galeria-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 600ms var(--ease), filter var(--transition);
  filter: brightness(0.92) saturate(0.95);
}

.galeria-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(9, 22, 34, 0.55) 100%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.galeria-thumb:hover,
.galeria-thumb:focus-visible {
  border-color: rgba(207, 211, 215, 0.25);
  outline: none;
}

.galeria-thumb:hover img,
.galeria-thumb:focus-visible img {
  transform: scale(1.06);
  filter: brightness(1) saturate(1);
}

.galeria-thumb:hover::after,
.galeria-thumb:focus-visible::after {
  opacity: 1;
}

/* ======================================================
   LIGHTBOX
   ====================================================== */

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(9, 22, 34, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 4vw, 3rem);
  animation: lightboxFadeIn 220ms var(--ease);
}

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

.lightbox.open {
  display: flex;
}

.lightbox-figure {
  position: relative;
  max-width: 100%;
  max-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin: 0;
}

.lightbox-figure img {
  max-width: 100%;
  max-height: calc(100vh - 8rem);
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  background: var(--azul-dark);
}

.lightbox-figure figcaption {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--prata);
  text-align: center;
  letter-spacing: 0.02em;
  max-width: 720px;
  line-height: 1.5;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: rgba(207, 211, 215, 0.08);
  color: var(--branco-artes);
  border: 1px solid rgba(207, 211, 215, 0.18);
  border-radius: 999px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  line-height: 1;
  padding: 0;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  z-index: 10;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(207, 211, 215, 0.18);
  border-color: rgba(207, 211, 215, 0.4);
}

.lightbox-close {
  top: clamp(1rem, 3vw, 2rem);
  right: clamp(1rem, 3vw, 2rem);
  font-size: 1.75rem;
}

.lightbox-prev {
  left: clamp(0.5rem, 2vw, 2rem);
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: clamp(0.5rem, 2vw, 2rem);
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-prev:hover { transform: translateY(-50%) translateX(-2px); }
.lightbox-next:hover { transform: translateY(-50%) translateX(2px); }

.lightbox-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32px;
  height: 32px;
  border: 2px solid rgba(207, 211, 215, 0.2);
  border-top-color: var(--branco-artes);
  border-radius: 50%;
  animation: spin 700ms linear infinite;
  pointer-events: none;
}

@keyframes spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@media (max-width: 540px) {
  .lightbox-prev, .lightbox-next {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
  }
}

/* Bloqueia scroll quando lightbox aberto */
body.lightbox-open {
  overflow: hidden;
}