/* ================================================
   INDIAÇO — FERRO E AÇO | style.css
   Paleta: Cinza escuro + Azul intermediário/escuro
   Mobile-first
   ================================================ */

/* ===== VARIÁVEIS ===== */
:root {
  --primary:      #1A4D8F;   /* azul intermediário */
  --primary-dark: #0F3261;   /* azul escuro */
  --accent:       #2E7DD1;   /* azul claro destaque */
  --accent-light: #5BA3E8;   /* azul claríssimo */

  --bg:           #111827;   /* cinza muito escuro / quase preto */
  --bg-2:         #1C2736;   /* cinza escuro 2 */
  --bg-3:         #243044;   /* cinza azulado */
  --surface:      #1F2D3D;   /* superfície de cards */
  --border:       rgba(255,255,255,0.07);

  --text:         #F0F4F8;   /* branco levemente azulado */
  --text-muted:   #8FA3BC;   /* cinza claro */
  --text-dark:    #1A2530;

  --white:        #ffffff;
  --radius:       8px;
  --radius-lg:    16px;
  --shadow:       0 4px 24px rgba(0,0,0,0.4);
  --transition:   0.25s ease;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ===== UTILITÁRIOS ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 18px;
}
.text-accent { color: var(--accent); }
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-header h2 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 12px;
}
.section-header p {
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto;
  font-size: 0.97rem;
}

/* ===== BOTÕES ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: var(--white);
  border: none;
  padding: 13px 24px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text);
  border: 2px solid rgba(255,255,255,0.25);
  padding: 11px 22px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  transition: border-color var(--transition), color var(--transition);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  padding: 11px 22px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  transition: background var(--transition), color var(--transition);
}
.btn-outline-dark:hover { background: var(--primary); color: var(--white); }

.btn-full { width: 100%; justify-content: center; padding: 15px 24px; font-size: 1rem; }

/* ===== NAVBAR ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(17, 24, 39, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.5); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.logo-img {
  height: 38px;
  width: auto;
  display: block;
  object-fit: contain;
}

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: none;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-links {
  display: none;
  flex-direction: column;
  gap: 0;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
}
.nav-links.open { display: flex; }
.nav-links li a {
  display: block;
  padding: 12px 20px;
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}
.nav-links li a:hover { color: var(--accent); background: rgba(255,255,255,0.03); }

.btn-nav {
  display: none;
  background: var(--primary);
  color: var(--white);
  padding: 9px 18px;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 700;
  transition: background var(--transition);
  flex-shrink: 0;
}
.btn-nav:hover { background: var(--primary-dark); }

@media (min-width: 768px) {
  .hamburger { display: none; }
  .nav-links {
    display: flex;
    flex-direction: row;
    position: static;
    background: none;
    border: none;
    padding: 0;
    gap: 4px;
  }
  .nav-links li a { padding: 8px 12px; border-radius: 6px; }
  .btn-nav { display: inline-flex; }
}

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

.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 20, 40, 0.85) 0%,
    rgba(26, 77, 143, 0.4) 60%,
    rgba(10, 20, 40, 0.7) 100%
  );
}

/* Fallback quando não há vídeo */
.hero-video-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 40px,
      rgba(30,77,143,0.04) 40px,
      rgba(30,77,143,0.04) 80px
    ),
    linear-gradient(135deg, var(--bg) 0%, var(--bg-3) 100%);
  z-index: -1;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 100px 18px 80px;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(46, 125, 209, 0.15);
  border: 1px solid rgba(46, 125, 209, 0.35);
  color: var(--accent-light);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.hero-title {
  font-size: clamp(2rem, 7vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: clamp(0.95rem, 2.5vw, 1.1rem);
  color: rgba(240, 244, 248, 0.8);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 60px;
}

.hero-scroll {
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 6px;
}
.hero-scroll span {
  display: block;
  width: 4px;
  height: 8px;
  background: var(--accent);
  border-radius: 100px;
  animation: scrollDown 1.8s ease-in-out infinite;
}
@keyframes scrollDown {
  0%   { transform: translateY(0); opacity: 1; }
  80%  { transform: translateY(12px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* ===== ÁREA DE ATENDIMENTO (SEO LOCAL) ===== */
.area-atendimento {
  padding: 56px 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.area-atendimento .section-header p {
  max-width: 720px;
}

/* ===== PRODUTOS ===== */
.produtos {
  padding: 80px 0;
  background: var(--bg-2);
}

.produtos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.produto-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 16px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.produto-card:hover {
  border-color: rgba(46, 125, 209, 0.4);
  transform: translateY(-3px);
}

.produto-circulo {
  position: relative;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--bg-3);
  border: 3px solid rgba(46, 125, 209, 0.3);
  margin: 0 auto 18px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.produto-circulo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}
.prod-icon {
  display: none;
  font-size: 2.4rem;
  align-items: center;
  justify-content: center;
}
/* mostra ícone se imagem falhar */
.produto-circulo img[style*="display:none"] + .prod-icon,
.produto-circulo img[style*="display: none"] + .prod-icon { display: flex; }

.produto-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.produto-card p {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 16px;
}

.btn-prod {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--accent);
  padding: 8px 18px;
  border-radius: var(--radius);
  font-size: 0.83rem;
  font-weight: 600;
  transition: background var(--transition), color var(--transition);
}
.btn-prod:hover { background: var(--primary); color: var(--white); }

.produtos-cta {
  text-align: center;
  padding: 32px;
  background: linear-gradient(135deg, var(--surface), var(--bg-3));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.produtos-cta p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 0.97rem;
}

@media (min-width: 600px) {
  .produtos-grid { grid-template-columns: repeat(3, 1fr); }
  .produto-circulo { width: 120px; height: 120px; }
}
@media (min-width: 1024px) {
  .produtos-grid { grid-template-columns: repeat(6, 1fr); gap: 16px; }
  .produto-card { padding: 28px 16px; }
}

/* ===== STATS ===== */
.stats {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 60px 0;
}
.stats-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 16px;
  align-items: start;
}
.stat-item {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.stat-icon {
  font-size: 2rem;
  line-height: 1;
}
.stat-label {
  display: block;
  font-size: 0.86rem;
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  line-height: 1.4;
  max-width: 180px;
}
.stat-divider {
  display: none;
  width: 1px;
  height: 64px;
  background: rgba(255,255,255,0.15);
}
@media (min-width: 768px) {
  .stats-inner { grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; }
  .stat-divider { display: block; }
}

/* ===== AVALIAÇÕES ===== */
.avaliacoes {
  padding: 80px 0;
  background: var(--bg);
}
.aval-grid {
  display: grid;
  gap: 20px;
}
.aval-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition);
}
.aval-card:hover { border-color: rgba(46, 125, 209, 0.3); }

.aval-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}
.avatar {
  width: 46px;
  height: 46px;
  min-width: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}
.aval-top strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 4px;
}
.estrelas { color: #FBBF24; font-size: 0.9rem; letter-spacing: 1px; }
.aval-card > p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  font-style: italic;
}

@media (min-width: 768px) {
  .aval-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ===== POR QUE ESCOLHER (WHY CHOOSE US) ===== */
.porque {
  padding: 80px 0;
  background: var(--bg);
}
.porque-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.porque-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.porque-card:hover {
  border-color: rgba(46, 125, 209, 0.4);
  transform: translateY(-3px);
}
.porque-icon {
  font-size: 2rem;
  margin-bottom: 14px;
}
.porque-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.porque-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}
@media (min-width: 600px) {
  .porque-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .porque-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ===== ORÇAMENTO ===== */
.orcamento {
  padding: 80px 0;
  background: var(--bg-2);
}
.orc-inner {
  display: grid;
  gap: 48px;
}
.orc-text .section-label { margin-bottom: 8px; }
.orc-text h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  margin-bottom: 16px;
}
.orc-text > p {
  color: var(--text-muted);
  font-size: 0.97rem;
  line-height: 1.7;
  margin-bottom: 24px;
}
.orc-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.orc-list li {
  font-size: 0.93rem;
  color: var(--text-muted);
}

/* Formulário */
.orc-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.01em;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 14px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}
.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='%238FA3BC' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(143, 163, 188, 0.5); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(46, 125, 209, 0.15);
}
.form-group input.erro,
.form-group select.erro,
.form-group textarea.erro { border-color: #EF4444; }
.form-error {
  font-size: 0.78rem;
  color: #EF4444;
  min-height: 16px;
}

@media (min-width: 900px) {
  .orc-inner { grid-template-columns: 1fr 1fr; align-items: start; }
}

/* ===== CONTATO ===== */
.contato {
  padding: 80px 0;
  background: var(--bg);
}
.contato-inner {
  display: grid;
  gap: 48px;
}
.contato-sobre .section-label { margin-bottom: 8px; }
.contato-sobre h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  margin-bottom: 16px;
}
.contato-sobre > p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 14px;
}

.contato-infos {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contato-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.info-icon { font-size: 1.3rem; margin-top: 2px; flex-shrink: 0; }
.contato-info-item > div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.contato-info-item strong {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.contato-info-item span,
.contato-info-item a {
  font-size: 0.95rem;
  color: var(--text);
}
.contato-info-item a:hover { color: var(--accent); }

.contato-map { display: flex; flex-direction: column; gap: 20px; }
.contato-map iframe {
  border-radius: var(--radius-lg);
  width: 100%;
}
.map-btns { display: flex; flex-direction: column; gap: 12px; }

@media (min-width: 520px) {
  .map-btns { flex-direction: row; }
  .map-btns .btn-primary,
  .map-btns .btn-outline-dark { flex: 1; justify-content: center; }
}
@media (min-width: 1024px) {
  .contato-inner { grid-template-columns: 1fr 1fr; align-items: start; }
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 52px 0 0;
}
.footer-inner {
  display: grid;
  gap: 36px;
  padding-bottom: 36px;
}
.footer-logo-img { height: 42px; width: auto; display: block; margin-bottom: 12px; }
.footer-brand > p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-top: 8px;
}
.footer-links strong,
.footer-contato strong {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }
.footer-contato { display: flex; flex-direction: column; gap: 10px; }
.footer-contato p,
.footer-contato a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-contato a:hover { color: var(--accent); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 18px;
  text-align: center;
}
.footer-bottom p { font-size: 0.82rem; color: var(--text-muted); }

@media (min-width: 640px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 900px) {
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
}

/* ===== WHATSAPP FLUTUANTE ===== */
.wa-float-wrap {
  position: fixed;
  bottom: 24px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.wa-float-btn {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  transition: transform var(--transition), box-shadow var(--transition);
  color: white;
  flex-shrink: 0;
}
.wa-float-btn:hover { transform: scale(1.08); box-shadow: 0 6px 28px rgba(37,211,102,0.55); }

.wa-icon-close { display: none; }
.wa-float-btn.active .wa-icon-main { display: none; }
.wa-float-btn.active .wa-icon-close { display: block; }

.wa-menu {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 12px;
  width: 260px;
  box-shadow: var(--shadow);
  transform-origin: bottom right;
  transform: scale(0.9) translateY(8px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.wa-menu.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.wa-menu-header {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 4px 8px 12px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}

.wa-menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 10px;
  border-radius: var(--radius);
  transition: background var(--transition);
  text-decoration: none;
}
.wa-menu-item:hover { background: rgba(255,255,255,0.05); }
.wa-avatar {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366, #1da851);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}
.wa-menu-item > div strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text);
  font-weight: 700;
}
.wa-menu-item > div span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ===== ANIMAÇÕES DE ENTRADA ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}