/* ============================================================
   JFerreira Produção em Imagem — Stylesheet (Mobile First)
   Paleta: #0a0a0a (preto), #CC0000 (vermelho), #FFFFFF (branco)
   Abordagem: mobile-first → min-width breakpoints
   ============================================================ */

/* --- RESET & BASE --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --preto:        #0a0a0a;
  --preto-mid:    #141414;
  --preto-card:   #1a1a1a;
  --vermelho:     #CC0000;
  --vermelho-hover:#e60000;
  --branco:       #ffffff;
  --cinza:        #999999;
  --cinza-claro:  #cccccc;
  --font-title:   'Bebas Neue', 'Impact', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;
  --transition:   0.3s ease;
  --radius:       4px;
  --max-width:    1200px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background-color: var(--preto);
  color: var(--branco);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  letter-spacing: 0.04em;
  line-height: 1.1;
}

/* Mobile base sizes */
h1 { font-size: 2.8rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.3rem; }

@media (min-width: 768px) {
  h1 { font-size: clamp(3rem, 7vw, 7rem); }
  h2 { font-size: clamp(2.2rem, 4vw, 3.5rem); }
  h3 { font-size: clamp(1.3rem, 2vw, 1.8rem); }
}

.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--vermelho);
  margin-bottom: 10px;
}

.section-title {
  margin-bottom: 14px;
  text-transform: uppercase;
}

.section-desc {
  color: var(--cinza-claro);
  font-size: 0.95rem;
  max-width: 560px;
  line-height: 1.7;
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  border-radius: var(--radius);
  transition: var(--transition);
  width: 100%;
}

@media (min-width: 480px) {
  .btn { width: auto; }
}

.btn-primary { background: var(--vermelho); color: var(--branco); }
.btn-primary:hover { background: var(--vermelho-hover); transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  color: var(--branco);
  border: 1.5px solid rgba(255,255,255,0.35);
}
.btn-outline:hover { border-color: var(--vermelho); color: var(--vermelho); transform: translateY(-2px); }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background var(--transition), padding var(--transition);
}

.navbar.scrolled {
  background: rgba(10,10,10,0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  border-bottom: 1px solid rgba(204,0,0,0.2);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo sem fundo — funciona em qualquer fundo */
.navbar-logo img {
  height: 32px;
  width: auto;
  object-fit: contain;
}

@media (min-width: 768px) {
  .navbar-logo img { height: 38px; }
}

/* Menu desktop — oculto no mobile */
.navbar-links {
  display: none;
  align-items: center;
  gap: 32px;
}

@media (min-width: 900px) {
  .navbar-links { display: flex; }
}

.navbar-links a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cinza-claro);
  transition: color var(--transition);
  position: relative;
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--vermelho);
  transition: width var(--transition);
}

.navbar-links a:hover,
.navbar-links a.active          { color: var(--branco); }
.navbar-links a:hover::after,
.navbar-links a.active::after   { width: 100%; }

/* CTA desktop */
.navbar-btn-desktop { display: none; }

@media (min-width: 900px) {
  .navbar-btn-desktop { display: inline-flex; }
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 1100;
}

.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--branco);
  transition: var(--transition);
  transform-origin: center;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (min-width: 900px) {
  .hamburger { display: none; }
}

/* Menu mobile overlay */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,10,10,0.98);
  z-index: 1050;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

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

.mobile-menu a {
  font-family: var(--font-title);
  font-size: 2.2rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cinza-claro);
  transition: color var(--transition);
}

.mobile-menu a:hover { color: var(--vermelho); }

.mobile-menu .btn {
  margin-top: 8px;
  width: auto;
  padding: 14px 36px;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 100px 0 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a0000 50%, #0a0a0a 100%);
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 15% 60%, rgba(204,0,0,0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 20%, rgba(204,0,0,0.08) 0%, transparent 50%);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(204,0,0,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(204,0,0,0.035) 1px, transparent 1px);
  background-size: 50px 50px;
}

@media (min-width: 768px) {
  .hero-bg::after { background-size: 60px 60px; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.hero-eyebrow span {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--vermelho);
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px; height: 2px;
  background: var(--vermelho);
  flex-shrink: 0;
}

.hero h1 { text-transform: uppercase; margin-bottom: 20px; }
.hero h1 span { color: var(--vermelho); }

.hero-desc {
  font-size: 1rem;
  color: var(--cinza-claro);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.75;
}

@media (min-width: 768px) {
  .hero-desc { font-size: 1.1rem; }
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

@media (min-width: 480px) {
  .hero-actions { flex-direction: row; flex-wrap: wrap; }
}

.hero-scroll {
  display: none;
}

@media (min-width: 768px) {
  .hero-scroll {
    display: flex;
    position: absolute;
    bottom: 36px; left: 50%;
    transform: translateX(-50%);
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 0.65rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--cinza);
    animation: bounce 2.2s ease-in-out infinite;
  }

  .hero-scroll::after {
    content: '';
    width: 1px; height: 44px;
    background: linear-gradient(var(--vermelho), transparent);
  }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* ============================================================
   SOBRE
   ============================================================ */
.sobre {
  padding: 80px 0;
  background: var(--preto-mid);
}

@media (min-width: 768px) { .sobre { padding: 100px 0; } }
@media (min-width: 1024px){ .sobre { padding: 120px 0; } }

.sobre-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

@media (min-width: 1024px) {
  .sobre-grid {
    grid-template-columns: 1fr 1fr;
    gap: 80px;
  }
}

.sobre-visual { position: relative; }

.sobre-img-main {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius);
  filter: brightness(0.85);
}

.sobre-img-badge {
  position: absolute;
  bottom: -20px; right: 16px;
  background: var(--vermelho);
  padding: 18px 22px;
  border-radius: var(--radius);
  text-align: center;
}

@media (min-width: 768px) {
  .sobre-img-badge {
    bottom: -24px; right: -16px;
    padding: 22px 28px;
  }
}

.sobre-img-badge .num {
  font-family: var(--font-title);
  font-size: 2.2rem;
  line-height: 1;
  color: var(--branco);
}

@media (min-width: 768px) {
  .sobre-img-badge .num { font-size: 2.6rem; }
}

.sobre-img-badge .txt {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  margin-top: 4px;
}

.sobre-text { padding-top: 24px; }

@media (min-width: 1024px) { .sobre-text { padding-top: 0; padding-left: 8px; } }

.sobre-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
}

.stat-item { border-left: 3px solid var(--vermelho); padding-left: 14px; }
.stat-num  { font-family: var(--font-title); font-size: 2rem; color: var(--branco); line-height: 1; }
.stat-desc { font-size: 0.78rem; color: var(--cinza); letter-spacing: 0.04em; margin-top: 4px; }

@media (min-width: 768px) {
  .stat-num { font-size: 2.4rem; }
}

/* ============================================================
   SERVIÇOS
   ============================================================ */
.servicos {
  padding: 80px 0;
  background: var(--preto);
}

@media (min-width: 768px)  { .servicos { padding: 100px 0; } }
@media (min-width: 1024px) { .servicos { padding: 120px 0; } }

.servicos-header {
  text-align: center;
  margin-bottom: 48px;
}

.servicos-header .section-desc { margin: 0 auto; }

.servicos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

@media (min-width: 600px)  { .servicos-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .servicos-grid { grid-template-columns: repeat(3, 1fr); } }

.servico-card {
  position: relative;
  padding: 32px 24px;
  background: var(--preto-card);
  border: 1px solid rgba(255,255,255,0.05);
  overflow: hidden;
  transition: background var(--transition), transform var(--transition);
  cursor: default;
}

@media (min-width: 768px) {
  .servico-card { padding: 40px 32px; }
}

.servico-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--vermelho);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.servico-card:hover { background: #1f1f1f; transform: translateY(-4px); }
.servico-card:hover::before { transform: scaleX(1); }

.servico-icon {
  font-size: 2rem;
  margin-bottom: 18px;
  display: block;
}

.servico-card h3 { margin-bottom: 10px; text-transform: uppercase; }
.servico-card p  { color: var(--cinza-claro); font-size: 0.88rem; line-height: 1.7; }

.servico-num {
  position: absolute;
  top: 16px; right: 20px;
  font-family: var(--font-title);
  font-size: 3.5rem;
  color: rgba(204,0,0,0.07);
  line-height: 1;
  user-select: none;
}

/* ============================================================
   PORTFÓLIO
   ============================================================ */
.portfolio {
  padding: 80px 0;
  background: var(--preto-mid);
}

@media (min-width: 768px)  { .portfolio { padding: 100px 0; } }
@media (min-width: 1024px) { .portfolio { padding: 120px 0; } }

.portfolio-header {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 36px;
}

@media (min-width: 768px) {
  .portfolio-header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 48px;
  }
}

.portfolio-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 7px 16px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  color: var(--cinza);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 2px;
  cursor: pointer;
  transition: var(--transition);
  width: auto;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--vermelho);
  color: var(--branco);
  border-color: var(--vermelho);
}

/* Mobile: 1 coluna */
.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

/* Tablet: 2 colunas */
@media (min-width: 600px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-item.featured { grid-column: span 2; }
}

/* Desktop: 3 colunas */
@media (min-width: 1024px) {
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
  .portfolio-item.featured { grid-column: span 2; }
}

.portfolio-item {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  cursor: pointer;
  background: var(--preto-card);
}

.portfolio-item.featured { aspect-ratio: 16/9; }

.portfolio-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
  filter: brightness(0.7);
}

.portfolio-item:hover img { transform: scale(1.05); filter: brightness(0.45); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  background: linear-gradient(transparent 20%, rgba(0,0,0,0.82));
  opacity: 0;
  transition: opacity var(--transition);
}

/* No touch, sempre mostra overlay */
@media (hover: none) {
  .portfolio-overlay { opacity: 1; }
}

.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--vermelho);
  margin-bottom: 5px;
}

.portfolio-overlay h3 { font-size: 1.1rem; text-transform: uppercase; }

.portfolio-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  background: var(--preto-card);
  color: rgba(204,0,0,0.25);
}

/* ============================================================
   CONTATO
   ============================================================ */
.contato {
  padding: 80px 0;
  background: var(--preto);
}

@media (min-width: 768px)  { .contato { padding: 100px 0; } }
@media (min-width: 1024px) { .contato { padding: 120px 0; } }

.contato-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 52px;
  align-items: start;
}

@media (min-width: 1024px) {
  .contato-grid { grid-template-columns: 1fr 1.2fr; gap: 80px; }
}

.contato-info .section-desc { margin-bottom: 40px; }

.contato-itens { display: flex; flex-direction: column; gap: 24px; }

.contato-item { display: flex; align-items: flex-start; gap: 14px; }

.contato-item-icon {
  width: 42px; height: 42px;
  min-width: 42px;
  background: rgba(204,0,0,0.1);
  border: 1px solid rgba(204,0,0,0.28);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.contato-item-text strong {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cinza);
  margin-bottom: 3px;
}

.contato-item-text span { font-size: 0.93rem; color: var(--branco); }

/* Form */
.contato-form { display: flex; flex-direction: column; gap: 18px; }

/* Mobile: campos empilhados */
.form-row { display: grid; grid-template-columns: 1fr; gap: 18px; }

/* Tablet+: campos lado a lado */
@media (min-width: 600px) {
  .form-row { grid-template-columns: 1fr 1fr; gap: 16px; }
}

.form-group { display: flex; flex-direction: column; gap: 7px; }

.form-group label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cinza);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--preto-card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 13px 15px;
  color: var(--branco);
  font-family: var(--font-body);
  font-size: 0.93rem;
  transition: border-color var(--transition);
  outline: none;
  /* Tamanho mínimo de toque — 44px */
  min-height: 44px;
  -webkit-appearance: none;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--vermelho); }

.form-group select { cursor: pointer; }
.form-group select option { background: var(--preto-card); }
.form-group textarea { resize: vertical; min-height: 110px; }

.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 15px;
  font-size: 0.9rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: #050505;
  padding: 52px 0 28px;
  border-top: 1px solid rgba(204,0,0,0.18);
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 28px;
}

@media (min-width: 600px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1024px) {
  .footer-top { grid-template-columns: 1.5fr 1fr 1fr; gap: 60px; }
}

.footer-brand img {
  height: 30px;
  margin-bottom: 14px;
  object-fit: contain;
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--cinza);
  line-height: 1.7;
  max-width: 260px;
  margin-bottom: 22px;
}

.social-links { display: flex; gap: 10px; }

.social-link {
  width: 40px; height: 40px;
  background: var(--preto-card);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
  /* Toque fácil no mobile */
  min-width: 44px; min-height: 44px;
}

.social-link:hover {
  background: var(--vermelho);
  border-color: var(--vermelho);
}

.footer-col h4 {
  font-family: var(--font-title);
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col ul li a {
  font-size: 0.86rem;
  color: var(--cinza);
  transition: color var(--transition);
  /* Toque fácil */
  display: inline-block;
  padding: 2px 0;
}

.footer-col ul li a:hover { color: var(--vermelho); }

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--cinza);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

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

/* ============================================================
   SCROLL REVEAL (animação entrada)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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