/* =============================================
   SPERINE USINAGEM — style.css
   Moderno / Minimalista · Paleta: laranja, preto, branco
   ============================================= */

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

:root {
  --orange:      #E2611A;
  --orange-lt:   #F07830;
  --orange-dk:   #B84A10;
  --black:       #0D0D0D;
  --dark:        #141414;
  --dark-2:      #1E1E1E;
  --mid:         #2A2A2A;
  --border:      rgba(255,255,255,0.08);
  --white:       #FFFFFF;
  --off-white:   #F5F4F1;
  --text-muted:  #888;
  --font-display: 'Barlow Condensed', sans-serif;
  --font-body:    'Inter', sans-serif;
  --radius:       6px;
  --transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container:    1200px;
}

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

body {
  font-family: var(--font-body);
  background: var(--off-white);
  color: var(--black);
  line-height: 1.6;
  overflow-x: hidden;
}

svg { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

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

/* ---- UTILITIES ---- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 2rem; }

.section { padding: 6rem 0; }
.section-dark { background: var(--dark); color: var(--white); }
.section-accent { background: var(--black); color: var(--white); }

.section-eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 0.75rem;
}
.section-eyebrow.light { color: var(--orange-lt); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
  color: inherit;
}
.section-title.light { color: var(--white); }

.body-text {
  color: #444;
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 1rem;
  max-width: 54ch;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}
.btn-primary {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}
.btn-primary:hover { background: var(--orange-dk); border-color: var(--orange-dk); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.btn-ghost:hover { border-color: var(--white); background: rgba(255,255,255,0.06); }

/* ---- REVEAL ANIMATION ---- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1rem 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}
.navbar.scrolled {
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
  padding: 0.65rem 0;
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.logo-mark {
  width: 38px; height: 38px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  flex-shrink: 0;
}
.logo-mark.small { width: 30px; height: 30px; font-size: 1.1rem; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.05em;
}
.logo-sub {
  font-size: 0.62rem;
  font-weight: 400;
  color: var(--orange-lt);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links .nav-cta {
  background: var(--orange);
  color: var(--white);
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 600;
}
.nav-links .nav-cta:hover { background: var(--orange-dk); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  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; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--black);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 75% 50%, rgba(226,97,26,0.18) 0%, transparent 70%),
    linear-gradient(135deg, #0D0D0D 60%, #1a0a02 100%);
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 80px, rgba(255,255,255,0.018) 80px, rgba(255,255,255,0.018) 81px),
    repeating-linear-gradient(90deg, transparent, transparent 80px, rgba(255,255,255,0.018) 80px, rgba(255,255,255,0.018) 81px);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  margin: 0 auto;
  padding: 8rem 2rem 6rem;
  max-width: 700px;
  margin-left: max(2rem, calc((100vw - var(--container))/2));
}
.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange-lt);
  margin-bottom: 1.25rem;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.hero-title em {
  font-style: normal;
  color: var(--orange);
  -webkit-text-stroke: 0;
}
.hero-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.65);
  max-width: 50ch;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-badge {
  position: absolute;
  bottom: 3rem;
  right: max(2rem, calc((100vw - var(--container))/2 + 2rem));
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.2rem;
}
.badge-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.badge-value {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: 0.04em;
}
.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.hero-scroll span {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--orange), transparent);
  animation: scrollLine 1.8s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* =============================================
   QUEM SOMOS
   ============================================= */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.stat-row {
  display: flex;
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(0,0,0,0.1);
}
.stat { display: flex; flex-direction: column; gap: 0.2rem; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
}
.stat-label { font-size: 0.78rem; color: var(--text-muted); letter-spacing: 0.05em; }
.segments-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.seg-card {
  background: var(--black);
  color: var(--white);
  padding: 1.25rem 1rem;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-left: 3px solid var(--orange);
  transition: var(--transition);
}
.seg-card:hover { background: var(--orange); transform: translateX(4px); }
.seg-caption {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* =============================================
   MISSÃO VISÃO VALORES
   ============================================= */
.mvv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.mvv-card {
  background: var(--mid);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color var(--transition);
}
.mvv-card:hover { border-color: var(--orange); }
.mvv-icon {
  width: 44px; height: 44px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  margin-bottom: 1.25rem;
}
.mvv-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.75rem;
  letter-spacing: 0.02em;
}
.mvv-card p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
}
.values-list { padding-left: 0; }
.values-list li {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.values-list li::before {
  content: '';
  display: block;
  width: 6px; height: 6px;
  background: var(--orange);
  border-radius: 50%;
  flex-shrink: 0;
}
.values-list li:last-child { border-bottom: none; }

/* =============================================
   PRODUTOS & SERVIÇOS
   ============================================= */
.produtos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}
.produto-group {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.grupo-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--orange);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--orange);
}
.produto-list li {
  font-size: 0.9rem;
  color: #333;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.produto-list li::before {
  content: '→';
  color: var(--orange);
  font-size: 0.8rem;
  flex-shrink: 0;
}
.produto-list li:last-child { border-bottom: none; }
.materiais-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.materiais-tags span {
  background: var(--off-white);
  border: 1px solid rgba(0,0,0,0.1);
  color: var(--black);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 100px;
  letter-spacing: 0.02em;
  transition: var(--transition);
}
.materiais-tags span:hover {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
}

/* =============================================
   POR QUE NOS CONTRATAR
   ============================================= */
.razoes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}
.razao-card {
  background: var(--dark-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  transition: border-color var(--transition), transform var(--transition);
}
.razao-card:hover { border-color: var(--orange); transform: translateY(-4px); }
.razao-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
  margin-bottom: 0.75rem;
  opacity: 0.8;
}
.razao-card h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.razao-card p { font-size: 0.85rem; color: rgba(255,255,255,0.55); line-height: 1.6; }

/* =============================================
   MAQUINÁRIO
   ============================================= */
.maq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}
.maq-group {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: var(--radius);
  padding: 2rem;
}
.maq-category {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--orange);
  margin-bottom: 1rem;
}
.maq-list { display: flex; flex-direction: column; gap: 0.75rem; }
.maq-list li {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  font-size: 0.875rem;
}
.maq-list li:last-child { border-bottom: none; padding-bottom: 0; }
.maq-model { font-weight: 600; color: var(--black); }
.maq-spec { color: var(--text-muted); font-size: 0.8rem; text-align: right; flex-shrink: 0; }

/* =============================================
   CONTATO
   ============================================= */
.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}
.contato-pessoa {
  background: var(--mid);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.pessoa-avatar {
  width: 52px; height: 52px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.pessoa-info h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.pessoa-info p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.65;
  margin-bottom: 1rem;
}
.contato-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
  word-break: break-all;
}
.contato-link:last-child { border-bottom: none; }
.contato-link svg { flex-shrink: 0; }
.contato-link.email { color: rgba(255,255,255,0.75); }
.contato-link.email:hover { color: var(--orange-lt); }
.contato-link.whatsapp { color: #4FC665; }
.contato-link.site { color: rgba(255,255,255,0.75); }
.contato-link.site:hover { color: var(--orange-lt); }
.contato-canais {
  background: var(--mid);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}
.contato-canais h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.social-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}
.social-btn {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--white);
  background: var(--orange);
  padding: 0.4rem 0.9rem;
  border-radius: 100px;
  transition: var(--transition);
}
.social-btn:hover { background: var(--orange-dk); }

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--black);
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.footer-logo .logo-name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.08em;
  display: block;
}
.footer-sub {
  display: block;
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.footer-copy {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* =============================================
   WHATSAPP FLOAT
   ============================================= */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  z-index: 99;
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.55);
}
.whatsapp-float svg { fill: white; stroke: none; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .razoes-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; gap: 3rem; }
  .mvv-grid { grid-template-columns: 1fr; }
  .produtos-grid { grid-template-columns: 1fr 1fr; }
  .maq-grid { grid-template-columns: 1fr; }
  .contato-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 80vw;
    max-width: 320px;
    height: 100vh;
    background: var(--dark);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 2rem;
    gap: 1.5rem;
    transition: right var(--transition);
    border-left: 1px solid var(--border);
  }
  .nav-links.open { right: 0; }
  .nav-links a { font-size: 1.1rem; }
  .hamburger { display: flex; }
  .section { padding: 4rem 0; }
  .produtos-grid { grid-template-columns: 1fr; }
  .razoes-grid { grid-template-columns: 1fr 1fr; }
  .hero-badge { display: none; }
}

@media (max-width: 480px) {
  .razoes-grid { grid-template-columns: 1fr; }
  .stat-row { gap: 1.5rem; }
  .hero-title { font-size: 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: 0.01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
}