/* ================================================================
   TRAJANO — Fotografia de Moda
   styles.css
   ----------------------------------------------------------------
   Estrutura:
   1.  Variáveis & Reset
   2.  Utilitários globais
   3.  Grain & Custom Cursor
   4.  Navegação
   5.  Hero
   6.  Serviços
   7.  Portfólio
   8.  Sobre
   9.  Agendamento
   10. Rodapé
   11. Animações
   12. Media queries — Tablet (≤ 1024px)
   13. Media queries — Mobile (≤ 768px)
   14. Media queries — Mobile pequeno (≤ 420px)
   15. Acessibilidade — foco visível & preferências
   ================================================================ */


/* ────────────────────────────────────────────────────────────────
   1. VARIÁVEIS & RESET
──────────────────────────────────────────────────────────────── */
:root {
  /* Cores */
  --color-black:      #080808;
  --color-white:      #f2f0ed;
  --color-grey:       #8a8a8a;
  --color-grey-light: #c8c4be;
  --color-accent:     #c9b49a;
  --color-surface:    #0f0f0f;
  --color-surface-2:  #050505;

  /* Tipografia */
  --font-sans:   'Montserrat', sans-serif;
  --font-serif:  'Cormorant Garamond', serif;

  /* Espaçamentos — escala de 4 pt */
  --space-xs:  0.5rem;   /*  8px */
  --space-sm:  1rem;     /* 16px */
  --space-md:  1.5rem;   /* 24px */
  --space-lg:  2.5rem;   /* 40px */
  --space-xl:  4rem;     /* 64px */
  --space-2xl: 7rem;     /* 112px */

  /* Seções horizontais */
  --section-px: 2.5rem;

  /* Transições */
  --transition-fast:   0.2s ease;
  --transition-base:   0.35s ease;
  --transition-slow:   0.5s ease;

  /* Z-index */
  --z-grain:   1000;
  --z-cursor:  9998;
  --z-nav:     100;
}

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

html {
  scroll-behavior: smooth;
  /* Evita CLS durante carregamento das fontes */
  font-display: swap;
}

body {
  background-color: var(--color-black);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  overflow-x: hidden;
  /* Cursor customizado ativo somente em desktop via JS */
  cursor: auto;
}

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

/* Scrollbar fina */
::-webkit-scrollbar              { width: 2px; }
::-webkit-scrollbar-track        { background: var(--color-black); }
::-webkit-scrollbar-thumb        { background: var(--color-grey); }


/* ────────────────────────────────────────────────────────────────
   2. UTILITÁRIOS GLOBAIS
──────────────────────────────────────────────────────────────── */

/* Labels de seção */
.section-label {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

/* Títulos de seção */
.section-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.5vw, 3.2rem);
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: var(--space-xl);
}

/* Divisória accent */
.hr-accent {
  width: 36px;
  height: 1px;
  background: var(--color-accent);
  margin: var(--space-md) 0;
}

/* Reveal animation — aplicado via JS quando entra na viewport */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
  /* Usa will-change apenas quando necessário para não taxar GPU desnecessariamente */
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.10s; }
.reveal-delay-2 { transition-delay: 0.20s; }
.reveal-delay-3 { transition-delay: 0.30s; }

/* Botão primário */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 2rem;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  /* Animação de fill — propriedades performáticas (transform, opacity) */
  position: relative;
  overflow: hidden;
  transition: color var(--transition-base);
  /* Tamanho mínimo acessível em mobile */
  min-height: 44px;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition-base);
  z-index: -1;
}
.btn-primary:hover,
.btn-primary:focus-visible {
  color: var(--color-black);
}
.btn-primary:hover::before,
.btn-primary:focus-visible::before {
  transform: scaleX(1);
}

/* Botão secundário */
.btn-secondary {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-grey);
  text-decoration: none;
  transition: color var(--transition-base);
  /* Área mínima de toque */
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
.btn-secondary:hover,
.btn-secondary:focus-visible {
  color: var(--color-white);
}


/* ────────────────────────────────────────────────────────────────
   3. GRAIN OVERLAY & CUSTOM CURSOR
──────────────────────────────────────────────────────────────── */

/*
  Grain: usa SVG data-URI com will-change:transform para que o
  browser o coloque em sua própria camada — reduz repaint.
*/
.grain {
  position: fixed;
  inset: 0;
  z-index: var(--z-grain);
  pointer-events: none;
  opacity: 0.03;
  /* SVG inline — baixo custo, sem request de rede */
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
  will-change: transform; /* camada dedicada */
}

/* Cursor customizado — visível apenas em desktop (≥ 1024px, não-touch) via JS */
.cursor {
  width: 8px;
  height: 8px;
  background: var(--color-white);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: calc(var(--z-cursor) + 1);
  /* transform posiciona, evitando top/left reflows */
  transform: translate(-50%, -50%);
  transition: width 0.3s ease, height 0.3s ease, opacity 0.3s ease;
  /* Inicia invisível; JS ativa quando mouse se move */
  opacity: 0;
}
.cursor.active { opacity: 1; }

.cursor-ring {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(242, 240, 237, 0.4);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.3s ease, height 0.3s ease, opacity 0.3s ease;
  opacity: 0;
}
.cursor-ring.active { opacity: 1; }

/* Estado "hover" do cursor */
.cursor.cursor--hover   { width: 4px;  height: 4px;  }
.cursor-ring.cursor--hover { width: 48px; height: 48px; }

/* Quando cursor customizado está ativo, esconde o padrão do browser */
body.custom-cursor { cursor: none; }


/* ────────────────────────────────────────────────────────────────
   4. NAVEGAÇÃO
──────────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  padding: 1.6rem var(--section-px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* Glassmorphism leve */
  background: rgba(8, 8, 8, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-logo {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.45em;
  color: var(--color-white);
  text-decoration: none;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-grey-light);
  text-decoration: none;
  transition: color var(--transition-base);
  /* Área de clique acessível */
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--color-white);
}

/* Botão hamburguer — visível somente em mobile (via media query) */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  min-width: 44px;
  min-height: 44px;
  color: var(--color-white);
}
.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--color-white);
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}
/* Estado aberto do menu */
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-child {
  transform: translateY(3.5px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}


/* ────────────────────────────────────────────────────────────────
   5. HERO
──────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  overflow: hidden;
}
.hero-image {
  width: 100%;
  height: 100vh;
  object-fit: cover;
  object-position: top center; /* se quiser ajustar o corte */
  display: block;
}

.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 8rem var(--section-px) 5rem;
  position: relative;
  z-index: 2;
}

.hero-right {
  position: relative;
  overflow: hidden;
}

/* Placeholder visual — remover quando foto real for adicionada */
.hero-image-placeholder {
  width: 100%;
  height: 100%;
  min-height: 100vh;
  background: linear-gradient(160deg, #1a1a1a 0%, #111 50%, #0d0d0d 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-image-placeholder span {
  font-size: 0.55rem;
  letter-spacing: 0.4em;
  color: rgba(255, 255, 255, 0.1);
  text-transform: uppercase;
}

/* Subtítulo acima do H1 */
.hero-sub {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  /* Animação de entrada escalonada */
  opacity: 0;
  animation: fadeUp 1s ease 0.3s forwards;
}

/* H1 — único na página */
.logo-hero {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  letter-spacing: 0.3em;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 1.8rem;
  opacity: 0;
  animation: fadeUp 1s ease 0.5s forwards;
}

.hero-desc {
  font-family: var(--font-serif);
  font-style: normal;
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--color-grey);
  line-height: 1.9;
  max-width: 360px;
  margin-bottom: var(--space-lg);
  opacity: 0;
  animation: fadeUp 1s ease 0.7s forwards;
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 1s ease 0.9s forwards;
}


/* ────────────────────────────────────────────────────────────────
   6. SERVIÇOS
──────────────────────────────────────────────────────────────── */
.services {
  padding: var(--space-2xl) var(--section-px);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.06);
}

.service-card {
  background: var(--color-black);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  transition: background var(--transition-base);
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition-slow);
}
.service-card:hover            { background: var(--color-surface); }
.service-card:hover::before    { transform: scaleX(1); }

.service-num {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.05);
  position: absolute;
  top: 1rem; right: 1.5rem;
  line-height: 1;
  /* Decorativo — leitores de tela ignoram via aria-hidden no HTML */
}

.service-name {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.service-desc {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-grey);
  line-height: 1.8;
}


/* ────────────────────────────────────────────────────────────────
   7. PORTFÓLIO
──────────────────────────────────────────────────────────────── */
.portfolio {
  padding: var(--space-xl) var(--section-px);
}

.portfolio-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-lg);
  gap: var(--space-sm);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

/* Item destaque ocupa as 2 colunas */
.portfolio-item--featured {
  grid-column: span 2;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
}

/* Placeholder visual da imagem */
.portfolio-placeholder {
  width: 100%;
  padding-top: 75%;
  background: #111;
  position: relative;
  /* transform para zoom — evita reflow */
  transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.portfolio-item--featured .portfolio-placeholder { padding-top: 45%; }
.portfolio-placeholder span {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.5rem;
  letter-spacing: 0.4em;
  color: rgba(255, 255, 255, 0.08);
  text-transform: uppercase;
}

.portfolio-item:hover .portfolio-placeholder {
  transform: scale(1.04);
}

/* Overlay aparece no hover */
.portfolio-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: rgba(8, 8, 8, 0.55);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
}
.portfolio-item:hover .portfolio-overlay  { opacity: 1; }
/* Acessível via foco de teclado também */
.portfolio-item:focus-within .portfolio-overlay { opacity: 1; }

.portfolio-overlay-title {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 0.3rem;
}
.portfolio-overlay-sub {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-accent);
}


/* ────────────────────────────────────────────────────────────────
   8. SOBRE
──────────────────────────────────────────────────────────────── */
.about {
  padding: var(--space-2xl) var(--section-px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.about-image-wrap {
  position: relative;
}
.about-placeholder {
  width: 100%;
  padding-top: 125%;
  background: #111;
  position: relative;
}
.about-placeholder span {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.5rem;
  letter-spacing: 0.4em;
  color: rgba(255, 255, 255, 0.08);
  text-transform: uppercase;
}
/* Moldura decorativa */
.about-accent-line {
  position: absolute;
  right: -1.2rem;
  bottom: -1.2rem;
  width: 55%;
  height: 55%;
  border-right: 1px solid rgba(201, 180, 154, 0.2);
  border-bottom: 1px solid rgba(201, 180, 154, 0.2);
}

.about-content .section-title { margin-bottom: var(--space-md); }

.about-text {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--color-grey);
  line-height: 2;
  margin-bottom: var(--space-sm);
}

/* Stats como definition list — semântico */
.about-stats {
  display: flex;
  gap: var(--space-lg);
  margin: var(--space-lg) 0;
}
.about-stat {
  display: flex;
  flex-direction: column-reverse; /* dd antes de dt visualmente */
}
.stat-num {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--color-white);
}
.stat-label {
  font-family: var(--font-sans);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-grey);
}

.about-links {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}


/* ────────────────────────────────────────────────────────────────
   9. AGENDAMENTO
──────────────────────────────────────────────────────────────── */
.booking {
  padding: var(--space-2xl) var(--section-px);
  background: var(--color-surface-2);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.booking-inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.booking-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 400;
  font-style: italic;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

.booking-sub {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-grey);
  margin-bottom: var(--space-xl);
}

.booking-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.06);
  margin-bottom: var(--space-lg);
}

.booking-option {
  background: var(--color-surface-2);
  padding: 2rem 1rem;
  text-align: center;
  border: none;
  color: inherit;
  cursor: pointer;
  width: 100%;
  transition: background var(--transition-base);
  /* Área mínima acessível */
  min-height: 44px;
}
.booking-option:hover,
.booking-option:focus-visible {
  background: var(--color-surface);
}

.booking-option-icon {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-style: italic;
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-xs);
}
.booking-option-name {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-white);
  display: block;
  margin-bottom: 0.3rem;
}
.booking-option-desc {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  font-weight: 400;
  font-style: italic;
  color: var(--color-grey);
}

/* Botão WhatsApp principal */
.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 1.1rem 2.5rem;
  border: 1px solid var(--color-white);
  color: var(--color-white);
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  transition: color var(--transition-base);
  min-height: 44px;
}
.whatsapp-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-white);
  transform: scaleY(0);
  transform-origin: bottom center;
  transition: transform var(--transition-base);
  z-index: -1;
}
.whatsapp-btn:hover,
.whatsapp-btn:focus-visible {
  color: var(--color-black);
}
.whatsapp-btn:hover::before,
.whatsapp-btn:focus-visible::before {
  transform: scaleY(1);
}
.whatsapp-icon {
  flex-shrink: 0;
}

.booking-note {
  margin-top: var(--space-sm);
  font-family: var(--font-sans);
  font-size: 0.55rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: rgba(138, 138, 138, 0.5);
}


/* ────────────────────────────────────────────────────────────────
   10. RODAPÉ
──────────────────────────────────────────────────────────────── */
.footer {
  padding: var(--space-lg) var(--section-px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-logo {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
}

.footer-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}
.footer-links a {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.25);
  text-decoration: none;
  transition: color var(--transition-base);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--color-white);
}

.footer-copy {
  font-family: var(--font-sans);
  font-size: 0.5rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.15);
}


/* ────────────────────────────────────────────────────────────────
   11. ANIMAÇÕES
   Todas usam opacity e transform — não acionam layout/paint.
──────────────────────────────────────────────────────────────── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* ────────────────────────────────────────────────────────────────
   12. MEDIA QUERIES — TABLET (≤ 1024px)
──────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {

  :root {
    --section-px: 2rem;
    --space-2xl:  5rem;
  }

  /* Nav: reduz gap */
  .nav-links { gap: 2rem; }

  /* Hero: reduz padding lateral */
  .hero-left { padding: 7rem var(--section-px) 4rem; }

  /* Serviços: ainda 3 colunas, padding menor */
  .services { padding: 5rem var(--section-px); }

  /* Portfólio */
  .portfolio { padding: 5rem var(--section-px); }

  /* Sobre: gap menor */
  .about { gap: 4rem; padding: 5rem var(--section-px); }

  /* Booking */
  .booking { padding: 5rem var(--section-px); }

}


/* ────────────────────────────────────────────────────────────────
   13. MEDIA QUERIES — MOBILE (≤ 768px)
──────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {

  :root {
    --section-px: 1.5rem;
    --space-2xl:  4rem;
    --space-xl:   3rem;
  }

  /* ── Nav mobile ── */
  .nav { padding: 1.2rem var(--section-px); }

  /* Mostra botão hamburguer */
  .nav-toggle { display: flex; }

  /* Menu oculto por padrão — abre via JS */
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(8, 8, 8, 0.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: var(--space-sm) var(--section-px) var(--space-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }
  .nav-links.is-open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 52px;
    font-size: 0.75rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  }

  /* ── Hero: coluna única, imagem em cima ── */
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .hero-right { order: -1; }
  .hero-image-placeholder {
    min-height: 58vw;
    max-height: 320px;
    height: 58vw;
  }
  .hero-left {
    padding: var(--space-lg) var(--section-px) var(--space-xl);
    justify-content: flex-start;
  }
  .logo-hero { font-size: clamp(2.4rem, 13vw, 3.8rem); }
  .hero-desc { font-size: 1rem; max-width: 100%; }
  .hero-cta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }
  .btn-primary { width: 100%; }

  /* ── Serviços: 1 coluna ── */
  .services { padding: var(--space-xl) var(--section-px); }
  .services-grid { grid-template-columns: 1fr; }
  .section-title { margin-bottom: var(--space-lg); }

  /* ── Portfólio: 1 coluna ── */
  .portfolio { padding: var(--space-xl) var(--section-px); }
  .portfolio-grid { grid-template-columns: 1fr; gap: 4px; }
  .portfolio-item--featured { grid-column: span 1; }
  .portfolio-item--featured .portfolio-placeholder { padding-top: 75%; }
  .portfolio-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
  }
  .portfolio-header .section-title { margin-bottom: 0; }

  /* ── Sobre: 1 coluna ── */
  .about {
    grid-template-columns: 1fr;
    padding: var(--space-xl) var(--section-px);
    gap: var(--space-lg);
  }
  .about-accent-line { display: none; }
  .about-placeholder { padding-top: 100%; }
  .about-stats { gap: var(--space-md); }

  /* ── Agendamento ── */
  .booking { padding: var(--space-xl) var(--section-px); }
  /* Alinha à esquerda no mobile — mais natural em leitura vertical */
  .booking-inner { text-align: left; }
  .booking-inner .section-label  { text-align: left; }
  .booking-title { font-size: clamp(1.8rem, 8vw, 2.5rem); text-align: left; }
  .booking-sub   { text-align: left; }
  .booking-options { grid-template-columns: 1fr; }
  .whatsapp-btn { width: 100%; justify-content: center; }

  /* ── Rodapé ── */
  .footer {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-md) var(--section-px);
    gap: var(--space-sm);
  }
  .footer-links { flex-wrap: wrap; gap: var(--space-sm); }

}


/* ────────────────────────────────────────────────────────────────
   14. MEDIA QUERIES — MOBILE PEQUENO (≤ 420px)
──────────────────────────────────────────────────────────────── */
@media (max-width: 420px) {

  :root { --section-px: 1.25rem; }

  /* Logo maior, letter-spacing menor para caber */
  .logo-hero { letter-spacing: 0.18em; }

  /* Oculta stats menores para não comprimir demais */
  .about-stat:last-child { display: none; }

  /* Footer: esconde copyright para economizar espaço */
  .footer-copy { display: none; }

}


/* ────────────────────────────────────────────────────────────────
   15. ACESSIBILIDADE — FOCO VISÍVEL & PREFERÊNCIAS
──────────────────────────────────────────────────────────────── */

/* Foco visível para navegação por teclado */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Remove outline padrão apenas para cliques (mantém para teclado) */
:focus:not(:focus-visible) {
  outline: none;
}

/* Respeita preferência por movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  .hero-sub,
  .logo-hero,
  .hero-desc,
  .hero-cta {
    opacity: 1;
    animation: none;
  }
}

/* Alto contraste */
@media (prefers-contrast: high) {
  :root {
    --color-grey: #b0b0b0;
    --color-grey-light: #d0d0d0;
  }
}