/* =============================================
   QUALITY SOLUÇÕES — Premium Design System
   ============================================= */

/* --- IMPORTS & VARIABLES --- */
:root {
  --yellow: #F5C800;
  --yellow-dark: #D4A900;
  --yellow-light: #FFF0A0;
  --black: #0A0A0A;
  --dark: #111111;
  --dark-2: #1A1A1A;
  --dark-3: #222222;
  --light: #F8F7F2;
  --light-2: #EFEFEF;
  --white: #FFFFFF;
  --gray: #6B7280;
  --gray-light: #9CA3AF;
  --green: #25D366;

  --font-main: 'Inter', system-ui, sans-serif;
  --font-display: 'Outfit', system-ui, sans-serif;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 24px;
  --radius-xl: 36px;
  --radius-full: 999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
  --shadow: 0 4px 24px rgba(0,0,0,0.14);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.22);
  --shadow-yellow: 0 0 40px rgba(245,200,0,0.25);

  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  --transition-slow: all 0.6s cubic-bezier(0.4,0,0.2,1);
  --max-width: 1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-main);
  background: var(--light);
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* --- UTILITY --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.highlight { color: var(--yellow); }
.section-light { background: var(--light); }
.section-dark { background: var(--dark); }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 12px;
}
.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--yellow);
  flex-shrink: 0;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--dark);
  margin-bottom: 16px;
}
.section-title.light { color: var(--white); }
.section-desc {
  font-size: 1.05rem;
  color: var(--gray);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 32px;
}
.section-desc.light { color: var(--gray-light); }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .section-desc { margin: 0 auto; margin-bottom: 0; }
.section-header .section-label { display: flex; justify-content: center; }
.section-header .section-label::before { display: none; }

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--yellow);
  color: var(--black);
}
.btn-primary:hover {
  background: var(--yellow-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-yellow);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
  border-color: var(--yellow);
  color: var(--yellow);
  transform: translateY(-2px);
}
.btn-dark {
  background: var(--dark);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--dark-2);
  transform: translateY(-2px);
}
.btn-large { padding: 16px 32px; font-size: 1.05rem; }
.btn-nav { padding: 10px 22px; font-size: 0.875rem; }
.btn-full { width: 100%; justify-content: center; }

/* --- TOP BAR --- */
.top-bar {
  background: var(--dark-2);
  border-bottom: 1px solid rgba(245,200,0,0.15);
  padding: 8px 0;
  position: relative;
  z-index: 100;
}
.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 32px;
  flex-wrap: wrap;
}
.top-contact-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--gray-light);
}
.top-contact-item svg { color: var(--yellow); flex-shrink: 0; }
.top-contact-item a { color: var(--gray-light); transition: var(--transition); }
.top-contact-item a:hover { color: var(--yellow); }

/* --- HEADER --- */
.header {
  position: sticky;
  top: 0;
  z-index: 99;
  background: rgba(10,10,10,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
  padding: 14px 0;
}
.header.scrolled {
  padding: 10px 0;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo-img { height: 42px; width: auto; object-fit: contain; }
.nav { display: flex; align-items: center; gap: 2px; }
.nav-link {
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  border-radius: var(--radius-full);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--yellow);
  background: rgba(245,200,0,0.08);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
  display: block;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--dark);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(245,200,0,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 10% 80%, rgba(245,200,0,0.04) 0%, transparent 60%),
    linear-gradient(135deg, #0A0A0A 0%, #111111 50%, #0D0D0D 100%);
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.04) 1px, transparent 0);
  background-size: 48px 48px;
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  padding-top: 60px;
  padding-bottom: 60px;
}
.badge-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,200,0,0.12);
  border: 1px solid rgba(245,200,0,0.25);
  color: var(--yellow);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero-description {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 480px;
}
.hero-description strong { color: var(--yellow); }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-trust {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  font-weight: 500;
}
.trust-icon { color: var(--yellow); font-weight: 900; }

.hero-image-wrap {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.hero-image-glow {
  position: absolute;
  bottom: -10%;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(245,200,0,0.2) 0%, transparent 70%);
  pointer-events: none;
}
.hero-image {
  width: 100%;
  max-width: 440px;
  object-fit: cover;
  object-position: top;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  filter: drop-shadow(0 20px 60px rgba(0,0,0,0.5));
  position: relative;
  z-index: 1;
}
.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
}
.scroll-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--yellow);
  animation: scrollPulse 2s ease-in-out infinite;
  margin: 0 auto;
}
.scroll-dot::before {
  content: '';
  display: block;
  width: 1px;
  height: 24px;
  background: linear-gradient(to bottom, var(--yellow), transparent);
  margin: 0 auto;
  margin-top: -28px;
  margin-bottom: 4px;
}

/* --- STATS BAR --- */
.stats-bar {
  background: var(--yellow);
  padding: 36px 0;
}
.stats-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  gap: 0;
}
.stat-item {
  text-align: center;
  padding: 8px 16px;
  position: relative;
}
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--black);
  line-height: 1;
  display: inline;
}
.stat-plus {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--black);
  vertical-align: top;
  margin-top: 4px;
  display: inline;
}
.stat-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(0,0,0,0.65);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-top: 6px;
}
.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(0,0,0,0.15);
  justify-self: center;
}
.stat-item-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
}
.stat-icon-eng {
  font-size: 2rem;
  line-height: 1;
}
.stat-label-highlight {
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(0,0,0,0.75);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: center;
  line-height: 1.4;
  margin-top: 0;
}

/* --- SOBRE --- */
.sobre { padding: 100px 0; }
.sobre-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.sobre-img-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 12px;
  position: relative;
}
.sobre-img-main {
  grid-column: 2;
  grid-row: 1 / 3;
  border-radius: var(--radius);
  height: 400px;
  object-fit: cover;
  width: 100%;
}
.sobre-img-secondary {
  grid-column: 1;
  grid-row: 1;
  border-radius: var(--radius);
  height: 188px;
  object-fit: cover;
  width: 100%;
}
.sobre-badge {
  grid-column: 1;
  grid-row: 2;
  background: var(--yellow);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 188px;
}
.badge-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--black);
  line-height: 1;
}
.badge-number sup { font-size: 1.5rem; vertical-align: super; }
.badge-text {
  font-size: 0.78rem;
  font-weight: 700;
  color: rgba(0,0,0,0.7);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
  margin-top: 6px;
}
.sobre-features { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }
.feature-item { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(245,200,0,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--yellow);
}
.feature-title { font-weight: 700; font-size: 0.95rem; margin-bottom: 4px; }
.feature-desc { font-size: 0.875rem; color: var(--gray); line-height: 1.6; }

/* --- SERVIÇOS --- */
.servicos { padding: 100px 0; }
.servicos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.servico-card {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 32px 28px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.servico-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--yellow), transparent);
  transform: scaleX(0);
  transition: var(--transition);
}
.servico-card:hover {
  border-color: rgba(245,200,0,0.25);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}
.servico-card:hover::before { transform: scaleX(1); }
.servico-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(245,200,0,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--yellow);
  margin-bottom: 12px;
}
.servico-number {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: rgba(245,200,0,0.4);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.servico-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
  line-height: 1.3;
}
.servico-desc { font-size: 0.875rem; color: var(--gray-light); line-height: 1.65; margin-bottom: 16px; }
.servico-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.servico-tags span {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(245,200,0,0.1);
  color: var(--yellow);
  border: 1px solid rgba(245,200,0,0.2);
}
.servico-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--yellow);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.servico-link:hover { gap: 8px; }

/* --- ENGENHEIRO --- */
.engenheiro { padding: 100px 0; }
.engenheiro-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.credentials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0 32px;
}
.credential-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--light-2);
  border-radius: var(--radius-sm);
  padding: 14px;
}
.credential-icon { font-size: 1.5rem; flex-shrink: 0; }
.credential-item strong { display: block; font-size: 0.85rem; font-weight: 700; margin-bottom: 2px; color: var(--dark); }
.credential-item span { font-size: 0.78rem; color: var(--gray); line-height: 1.4; }
.engenheiro-image-wrap {
  display: flex;
  justify-content: center;
  align-items: flex-start;
}
.engenheiro-photo-frame {
  position: relative;
  display: inline-block;
}
.engenheiro-photo {
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  height: 520px;
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 1;
}
.engenheiro-photo-accent {
  position: absolute;
  top: 20px;
  left: -16px;
  right: 20px;
  bottom: -16px;
  border: 3px solid var(--yellow);
  border-radius: var(--radius-lg);
  opacity: 0.3;
  z-index: 0;
}

/* --- CTA URGÊNCIA --- */
.cta-urgencia {
  background: var(--yellow);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-urgencia::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(0,0,0,0.05) 0%, transparent 60%);
}
.cta-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.cta-tag {
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--black);
  margin-bottom: 20px;
  background: rgba(0,0,0,0.08);
  display: inline-block;
  padding: 6px 16px;
  border-radius: var(--radius-full);
}
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 900;
  color: var(--black);
  line-height: 1.15;
  margin-bottom: 20px;
}
.cta-desc { font-size: 1.05rem; color: rgba(0,0,0,0.85); line-height: 1.7; font-weight: 500; }
.cta-card {
  background: var(--dark);
  border-radius: var(--radius-lg);
  padding: 36px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}
.cta-card-title { font-size: 0.95rem; color: var(--gray-light); margin-bottom: 16px; }
.cta-card-title strong { color: var(--yellow); }
.cta-benefits { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.cta-benefits li { font-size: 0.9rem; color: var(--white); font-weight: 500; }

/* --- DEPOIMENTOS --- */
.depoimentos { padding: 100px 0; }
.depoimentos-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.depoimento-card {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
  position: relative;
}
.depoimento-card::after {
  content: '"';
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 5rem;
  font-family: serif;
  color: rgba(245,200,0,0.15);
  line-height: 1;
}
.depoimento-card:hover { border-color: rgba(245,200,0,0.2); transform: translateY(-4px); }
.depo-stars { color: var(--yellow); font-size: 1rem; margin-bottom: 16px; letter-spacing: 2px; }
.depo-text { font-size: 0.9rem; color: var(--gray-light); line-height: 1.75; margin-bottom: 24px; font-style: italic; }
.depo-author { display: flex; align-items: center; gap: 12px; }
.depo-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--yellow);
  color: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.depo-author strong { display: block; font-size: 0.9rem; color: var(--white); }
.depo-author span { font-size: 0.78rem; color: var(--gray); }

/* --- PARCEIROS --- */
.parceiros { padding: 100px 0; }

.parceiros-carousel {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  margin-top: 48px;
}

.parceiros-track {
  display: flex;
  align-items: center;
  gap: 24px;
  width: max-content;
  animation: parceiros-marquee 40s linear infinite;
}

.parceiros-track:hover { animation-play-state: paused; }

@keyframes parceiros-marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.parceiro-slide {
  flex-shrink: 0;
  width: 160px;
  height: 80px;
  background: var(--white);
  border: 1.5px solid var(--light-2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}

.parceiro-slide:hover {
  border-color: var(--yellow);
  box-shadow: 0 4px 20px rgba(245,200,0,0.15);
  transform: translateY(-3px);
}

.parceiro-slide img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(100%) brightness(0.7);
  transition: filter 0.3s;
}

.parceiro-slide:hover img { filter: grayscale(0%) brightness(1); }

/* --- CONTATO --- */
.contato { padding: 100px 0; }
.contato-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact-items { display: flex; flex-direction: column; gap: 16px; margin-top: 32px; }
.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  transition: var(--transition);
}
.contact-item:hover { border-color: rgba(245,200,0,0.25); background: rgba(245,200,0,0.05); }
.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(245,200,0,0.1);
  color: var(--yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-icon-green { background: rgba(37,211,102,0.12); color: var(--green); }
.contact-item strong { display: block; font-size: 0.85rem; color: var(--white); font-weight: 700; }
.contact-item span { font-size: 0.82rem; color: var(--gray-light); }

/* FORM */
.contato-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}
.form-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 24px;
  color: var(--dark);
}
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--dark); margin-bottom: 6px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--light-2);
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.9rem;
  color: var(--dark);
  background: var(--light);
  transition: var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--yellow);
  box-shadow: 0 0 0 3px rgba(245,200,0,0.15);
  background: var(--white);
}
.form-group textarea { resize: vertical; min-height: 100px; }

/* --- FOOTER --- */
.footer { background: var(--black); padding: 80px 0 0; }
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-logo { height: 40px; width: auto; margin-bottom: 16px; }
.footer-tagline { font-size: 0.85rem; color: var(--gray); line-height: 1.65; max-width: 260px; margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-light);
  transition: var(--transition);
}
.social-link:hover { background: var(--yellow); color: var(--black); }
.social-link-green:hover { background: var(--green); color: var(--white); }
.footer-links h4, .footer-contact h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.85rem; color: var(--gray); transition: var(--transition); }
.footer-links a:hover { color: var(--yellow); padding-left: 4px; }
.footer-contact { display: flex; flex-direction: column; gap: 10px; }
.footer-contact p { font-size: 0.85rem; color: var(--gray); }
.footer-contact a { color: var(--gray); transition: var(--transition); }
.footer-contact a:hover { color: var(--yellow); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.04);
  padding: 20px 0;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom-inner p { font-size: 0.78rem; color: rgba(255,255,255,0.3); }

/* --- WHATSAPP FLOAT --- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(37,211,102,0.5);
  z-index: 1000;
  transition: var(--transition);
  animation: pulse 2.5s ease-in-out infinite;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 8px 32px rgba(37,211,102,0.6); }
.whatsapp-tooltip {
  position: absolute;
  right: calc(100% + 12px);
  background: var(--dark);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

/* --- ANIMATIONS --- */
@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 24px rgba(37,211,102,0.5); }
  50% { box-shadow: 0 4px 40px rgba(37,211,102,0.8), 0 0 0 12px rgba(37,211,102,0.1); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: translateY(0); }
  50% { opacity: 0.3; transform: translateY(6px); }
}

/* --- SCROLL REVEAL --- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}
.reveal-right {
  transform: translateX(32px);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* card stagger */
.servico-card:nth-child(1) { transition-delay: 0.05s; }
.servico-card:nth-child(2) { transition-delay: 0.1s; }
.servico-card:nth-child(3) { transition-delay: 0.15s; }
.servico-card:nth-child(4) { transition-delay: 0.2s; }
.servico-card:nth-child(5) { transition-delay: 0.25s; }
.servico-card:nth-child(6) { transition-delay: 0.3s; }
.depoimento-card:nth-child(1) { transition-delay: 0.05s; }
.depoimento-card:nth-child(2) { transition-delay: 0.12s; }
.depoimento-card:nth-child(3) { transition-delay: 0.18s; }
.parceiro-card:nth-child(even) { transition-delay: 0.08s; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .hero-inner { gap: 40px; }
  .hero-image { max-width: 380px; }
  .sobre-inner { gap: 48px; }
  .engenheiro-inner { gap: 48px; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .top-bar-inner { justify-content: center; gap: 16px; }
  .top-contact-item:first-child { display: none; }

  .header-inner { justify-content: center; }
  .logo-img { margin: 0 auto; height: 36px; }

  .nav { display: none; }
  .btn-nav { display: none; }
  .hamburger { display: none; }

  .hero-inner { grid-template-columns: 1fr; text-align: center; gap: 40px; padding-top: 20px; }
  .hero-image-wrap { order: -1; }
  .hero-image { max-width: 300px; margin: 0 auto; }
  .hero-ctas { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-description { margin-left: auto; margin-right: auto; }

  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .stat-divider { display: none; }
  .stat-item:nth-child(2), .stat-item:nth-child(4) { border-left: 1px solid rgba(0,0,0,0.15); }

  .sobre-inner { grid-template-columns: 1fr; gap: 40px; }
  .sobre-img-grid { max-width: 480px; margin: 0 auto; }

  .servicos-grid { grid-template-columns: 1fr; }
  .engenheiro-inner { grid-template-columns: 1fr; gap: 40px; }
  .engenheiro-image-wrap { order: -1; }
  .engenheiro-photo { max-width: 320px; margin: 0 auto; height: 380px; }
  .credentials-grid { grid-template-columns: 1fr; }

  .cta-urgencia { padding: 60px 0; overflow: hidden; }
  .cta-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; overflow: hidden; margin: 0 auto; display: flex; flex-direction: column; align-items: center; justify-content: center; }
  .cta-text-side { display: flex; flex-direction: column; align-items: center; text-align: center; }
  .cta-card { padding: 32px 24px; text-align: left; width: 100%; max-width: 100%; margin: 0 auto; display: flex; flex-direction: column; align-items: center; text-align: center; }

  .depoimentos-grid { grid-template-columns: 1fr; }
  .parceiro-slide { width: 130px; height: 68px; padding: 10px 14px; }
  .contato-inner { grid-template-columns: 1fr; gap: 48px; }
  
  /* Footer Mobile Premium */
  .footer-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .footer-brand { display: flex; flex-direction: column; align-items: center; }
  .footer-logo { margin: 0 auto 16px; }
  .footer-social { justify-content: center; margin-top: 8px; }
  .footer-links { align-items: center; }
  .footer-contact { align-items: center; }
  .footer-bottom-inner { flex-direction: column; text-align: center; gap: 12px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .parceiro-slide { width: 110px; height: 58px; padding: 8px 10px; }
  .parceiros-track { gap: 14px; }
  .footer-inner { grid-template-columns: 1fr; }
  .contato-form-wrap { padding: 24px; }
  .cta-card { padding: 24px; }
}