/* ============================================================
   VARIÁVEIS — Verde Corporativo
============================================================ */
:root {
  /* Backgrounds */
  --bg-main:      #F4FAF6;
  --bg-alt:       #EBF5EE;
  --bg-card:      #FFFFFF;
  --bg-dark:      #0A1A0F;

  /* Texto */
  --text-dark:    #0D2018;
  --text-mid:     #2F4A3A;
  --text-light:   #5A7265;

  /* Verde corporativo */
  --blue:         #1B4332;
  --blue-mid:     #2D6A4F;
  --blue-light:   #EBF5EE;
  --blue-dim:     rgba(27,67,50,0.10);

  /* Dourado para números */
  --gold:         #E8A020;
  --gold-light:   rgba(232,160,32,0.12);

  /* Bordas */
  --border:       #C5DDD0;
  --border-light: rgba(197,221,208,0.6);

  /* Sombras */
  --shadow-sm:    0 1px 4px rgba(13,32,20,0.07);
  --shadow-md:    0 4px 20px rgba(13,32,20,0.10);
  --shadow-lg:    0 12px 40px rgba(13,32,20,0.13);
  --shadow-blue:  0 6px 20px rgba(27,67,50,0.28);

  /* Raios */
  --radius-sm:    6px;
  --radius-md:    12px;
  --radius-lg:    20px;

  /* Tipografia */
  --font-head:    'Barlow Semi Condensed', sans-serif;
  --font-body:    'Barlow', sans-serif;

  --nav-h:        72px;
}

/* ============================================================
   RESET & BASE
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 18px; }

body {
  font-family: var(--font-body);
  background: var(--bg-main);
  color: var(--text-dark);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a   { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul  { list-style: none; }
img, svg { display: block; max-width: 100%; }

/* ============================================================
   LAYOUT
============================================================ */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}
.section      { padding: 96px 0; }
.section-alt  { background: var(--bg-alt); }

/* ============================================================
   TIPOGRAFIA
============================================================ */
h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--text-dark);
  line-height: 1.1;
  font-weight: 700;
}
h1 { font-size: clamp(2.2rem, 5.5vw, 3.8rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.7rem); }
h3 { font-size: 1.15rem; font-weight: 600; }
h4 { font-size: 1rem;    font-weight: 600; }
p  { color: var(--text-mid); line-height: 1.7; }

/* ============================================================
   BOTÕES
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: all .2s ease;
  white-space: nowrap;
  border: 2px solid transparent;
}
.btn-lg   { padding: 14px 32px; font-size: 0.94rem; }
.btn-full { width: 100%; }

.btn-primary {
  background: var(--blue);
  color: #FFFFFF;
  border-color: var(--blue);
}
.btn-primary:hover {
  background: var(--blue-mid);
  border-color: var(--blue-mid);
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}

.btn-ghost {
  background: transparent;
  color: #FFFFFF;
  border-color: rgba(255,255,255,0.5);
}
.btn-ghost:hover {
  border-color: #FFFFFF;
  background: rgba(255,255,255,0.12);
  transform: translateY(-2px);
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #FFFFFF;
  padding: 12px 26px;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 600;
  border: 2px solid #25D366;
  margin-top: 12px;
  transition: all .2s;
}
.btn-whatsapp:hover { background: #128C7E; border-color: #128C7E; transform: translateY(-2px); }

/* ============================================================
   UTILITÁRIOS DE SECÇÃO
============================================================ */
.section-eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 3.5vw, 2.7rem);
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.1;
  margin-bottom: 16px;
}
.section-title em { font-style: italic; color: var(--blue); }
.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-mid);
  max-width: 660px;
  line-height: 1.7;
}
.section-header { margin-bottom: 52px; }
.block-title {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}

/* ============================================================
   NAVBAR
============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  transition: background .3s, box-shadow .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(244,250,246,0.97);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  display: flex;
  align-items: center;
  height: var(--nav-h);
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-right: auto;
}
.logo-img {
  height: 240px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
  transition: filter .3s ease;
}
.navbar.scrolled .logo-img {
  filter: none;
}
.logo-img--footer {
  height: 120px;
  filter: brightness(0) invert(1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-right: 20px;
}
.nav-links a {
  padding: 7px 12px;
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.82);
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
}
.nav-links a:hover, .nav-links a.active {
  color: #fff;
  background: rgba(255,255,255,0.12);
}
.navbar.scrolled .nav-links a { color: var(--text-mid); }
.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active { color: var(--blue); background: var(--blue-dim); }

.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-cta { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.78rem; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: rgba(255,255,255,0.85);
  border-radius: 2px;
  transition: all .3s;
}
.navbar.scrolled .hamburger span { background: var(--text-dark); }

/* ============================================================
   HERO
============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  background: #09122a;
  overflow: hidden;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to bottom, rgba(0,0,0,0.28) 0%, rgba(0,0,0,0.08) 45%, rgba(0,0,0,0.42) 100%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 780px; }

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #B7DBC8;
  margin-bottom: 20px;
}
.hero h1 {
  color: #FFFFFF;
  font-size: clamp(1.2rem, 2.6vw, 2rem);
  font-weight: 600;
  letter-spacing: .03em;
  text-transform: uppercase;
  text-align: justify;
  line-height: 1.27;
  margin-bottom: 20px;
  text-shadow: 0 2px 16px rgba(0,0,0,0.3);
}
.hero h1 em { font-style: italic; color: #74C69D; }
.hero-tagline {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.78);
  margin-bottom: 36px;
  max-width: 560px;
  line-height: 1.65;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
}
.scroll-line {
  width: 1px;
  height: 52px;
  background: linear-gradient(to bottom, rgba(144,184,238,0.8), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse { 0%,100%{opacity:.3} 50%{opacity:1} }

/* ============================================================
   STATS BAR
============================================================ */
.stats-bar {
  background: var(--blue);
  padding: 32px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.stat-item {
  text-align: center;
  padding: 8px 16px;
  border-right: 1px solid rgba(255,255,255,0.15);
}
.stat-item:last-child { border-right: none; }
.stat-number {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(1.1rem, 2.2vw, 1.9rem);
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1;
}
.stat-label {
  display: block;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.7);
  margin-top: 5px;
  line-height: 1.3;
}
.stats-source {
  text-align: center;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.35);
  font-style: italic;
  margin-top: 18px;
  letter-spacing: 0.03em;
}

/* ============================================================
   QUEM SOMOS
============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.about-lead {
  font-size: 1.05rem;
  color: var(--text-mid);
  margin-bottom: 16px;
  line-height: 1.7;
}
.about-body { font-size: 0.97rem; margin-bottom: 4px; }

.about-card-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, transform .2s;
}
.about-card:hover { box-shadow: var(--shadow-md); transform: translateX(4px); }
.about-card--1 { border-left: 4px solid var(--blue); }
.about-card--2 { border-left: 4px solid #4A90D9; }
.about-card--3 { border-left: 4px solid var(--gold); }
.about-card-icon { font-size: 1.6rem; flex-shrink: 0; }
.about-card p { color: var(--text-dark); font-weight: 500; font-size: 0.95rem; margin: 0; }

/* ============================================================
   SOLUÇÕES
============================================================ */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 60px;
}
.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  position: relative;
  border-left: 4px solid var(--blue);
  transition: box-shadow .25s, transform .25s;
}
.solution-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.solution-card-icon { margin-bottom: 16px; }
.solution-card-number {
  position: absolute;
  top: 20px; right: 24px;
  font-family: var(--font-head);
  font-size: 3.5rem;
  font-weight: 700;
  color: rgba(27,67,50,0.06);
  line-height: 1;
  user-select: none;
}
.solution-card-title {
  font-size: 1.1rem;
  color: var(--text-dark);
  margin-bottom: 12px;
}
.solution-card-desc {
  font-size: 0.95rem;
  color: var(--text-mid);
  margin-bottom: 14px;
  line-height: 1.65;
}
.solution-card-tech {
  font-size: 0.92rem;
  color: var(--text-light);
  padding: 8px 12px;
  background: var(--blue-light);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  line-height: 1.4;
  font-style: italic;
}
.solution-card-tag {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--blue);
  background: var(--blue-dim);
  padding: 4px 12px;
  border-radius: 99px;
}

/* Plataformas grid */
.plataformas-section { margin-top: 12px; }
.plataformas-sub { margin-bottom: 28px; font-size: 0.97rem; }
.plataformas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 52px;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.plat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 20px;
  transition: box-shadow .2s, border-color .2s, transform .2s;
}
.plat-card:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.plat-icon { font-size: 1.5rem; margin-bottom: 10px; }
.plat-card h4 { font-size: 0.92rem; color: var(--text-dark); margin-bottom: 8px; }
.plat-card p  { font-size: 0.94rem; line-height: 1.55; }

.solutions-cta {
  background: linear-gradient(135deg, var(--blue) 0%, #0A1A0F 100%);
  border-radius: var(--radius-lg);
  padding: 52px 48px;
  margin-top: 48px;
  text-align: center;
  color: white;
}
.solutions-cta h3 { color: white; font-size: 1.5rem; margin-bottom: 10px; }
.solutions-cta p  { color: rgba(255,255,255,0.72); margin-bottom: 24px; font-size: 1rem; }
.solutions-cta .btn-primary { background: white; color: var(--blue); border-color: white; text-transform: uppercase; letter-spacing: 0.1em; }
.solutions-cta .btn-primary:hover { background: var(--bg-alt); box-shadow: 0 4px 14px rgba(0,0,0,0.2); }

/* ============================================================
   PROJETOS DE CARBONO
============================================================ */
.carbon-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 16px;
}
.carbon-stat {
  background: var(--bg-card);
  padding: 28px 20px;
  text-align: center;
  transition: background .2s;
}
.carbon-stat:hover { background: var(--blue-light); }
.carbon-num {
  display: block;
  font-family: var(--font-head);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
}
.carbon-label { font-size: 0.94rem; color: var(--text-mid); line-height: 1.35; }

/* Tabs */
.project-tab-btns {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 600;
  border: 2px solid var(--border);
  color: var(--text-mid);
  background: var(--bg-card);
  transition: all .2s;
  cursor: pointer;
}
.tab-btn:hover { border-color: var(--blue); color: var(--blue); }
.tab-btn.active { background: var(--blue); border-color: var(--blue); color: white; }

.tab-content { display: none; }
.tab-content.active { display: block; }

.project-types-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.project-types-grid--4 { grid-template-columns: repeat(4, 1fr); }

.project-type-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  transition: box-shadow .2s, transform .2s;
}
.project-type-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.pt-icon { font-size: 1.8rem; margin-bottom: 12px; }
.project-type-card h4 { font-size: 0.95rem; margin-bottom: 10px; }
.project-type-card p  { font-size: 0.84rem; line-height: 1.6; }

/* ============================================================
   DEPOIMENTO
============================================================ */
.testimonial-section {
  background: var(--bg-dark);
  padding: 80px 0;
}
.testimonial-big {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.quote-mark {
  font-family: var(--font-head);
  font-size: 7rem;
  font-weight: 700;
  color: var(--blue);
  line-height: .5;
  opacity: .25;
  margin-bottom: 4px;
}
blockquote {
  font-family: var(--font-head);
  font-size: clamp(1.15rem, 2.5vw, 1.65rem);
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.45;
  margin-bottom: 28px;
}
.testimonial-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 36px;
}
.avatar-big {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--blue);
  color: white;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.88rem;
  flex-shrink: 0;
  border: 2px solid rgba(144,184,238,.3);
}
.testimonial-footer strong { display: block; color: #FFFFFF; font-size: 0.95rem; }
.testimonial-footer span   { font-size: 0.93rem; color: rgba(255,255,255,.5); }
.testimonial-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.1);
}
.t-num {
  display: block;
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
  color: #74C69D;
  line-height: 1;
}
.t-label { font-size: 0.92rem; color: rgba(255,255,255,.5); margin-top: 4px; display: block; }

/* ============================================================
   CONTATO
============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 72px;
  align-items: start;
}
.contact-info > p { margin-bottom: 32px; font-size: 1rem; }
.contact-items { display: flex; flex-direction: column; gap: 18px; margin-bottom: 4px; }
.contact-item { display: flex; align-items: flex-start; gap: 14px; }
.contact-item > span { font-size: 1.1rem; flex-shrink: 0; margin-top: 3px; }
.contact-item strong { display: block; color: var(--text-dark); font-family: var(--font-head); font-size: 0.85rem; font-weight: 700; margin-bottom: 3px; }
.contact-item p { font-size: 0.88rem; margin: 0; }

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group label {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-mid);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 15px;
  background: var(--bg-main);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--text-dark);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-dim);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-light); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-note { text-align: center; font-size: 0.93rem; color: var(--text-light); margin: -4px 0 0; }

/* ============================================================
   FOOTER
============================================================ */
.footer {
  background: var(--bg-dark);
  padding: 60px 0 28px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 64px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 24px;
}
.footer-brand .logo-text { color: white; }
.footer-brand p {
  color: #A8BEB2;
  font-size: 0.88rem;
  margin-top: 14px;
  max-width: 260px;
  line-height: 1.6;
}
.footer-copy { font-size: 0.78rem !important; color: #7A9488 !important; margin-top: 20px !important; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-col h4 {
  font-family: var(--font-head);
  font-size: 0.87rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #C8D8CC;
  margin-bottom: 14px;
}
.footer-col a { display: block; color: #A8BEB2; font-size: 0.85rem; margin-bottom: 9px; transition: color .15s; }
.footer-col a:hover { color: #E4EFEB; }

/* ============================================================
   SCROLL PROGRESS BAR
============================================================ */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, #1B4332 0%, #2D6A4F 100%);
  z-index: 9999;
  pointer-events: none;
  transition: width .08s linear;
}

/* ============================================================
   HERO — PARALLAX BG
============================================================ */
.hero-bg {
  position: absolute;
  inset: -20% 0;
  background: #081810 url('./amazon-hero.jpg') center/cover no-repeat;
  z-index: 0;
  will-change: transform;
  overflow: hidden;
}
.hero-bg video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-content { z-index: 2; }

/* Hero reveal animation */
.reveal-hero {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .75s ease, transform .75s ease;
}
.hero-loaded .reveal-hero { opacity: 1; transform: none; }

/* Mouse scroll hint */
.scroll-mouse {
  display: block;
  width: 26px; height: 40px;
  border: 2px solid rgba(144,184,238,0.55);
  border-radius: 13px;
  position: relative;
}
.scroll-wheel {
  display: block;
  width: 3px; height: 8px;
  background: rgba(144,184,238,0.9);
  border-radius: 2px;
  position: absolute;
  top: 7px; left: 50%;
  transform: translateX(-50%);
  animation: wheelScroll 1.9s ease-in-out infinite;
}
@keyframes wheelScroll {
  0%   { opacity: 1; transform: translateX(-50%) translateY(0); }
  70%  { opacity: 0; transform: translateX(-50%) translateY(13px); }
  100% { opacity: 0; transform: translateX(-50%) translateY(0); }
}

/* ============================================================
   SOLUTION CARDS — IMAGE LAYOUT
============================================================ */
.solution-card {
  padding: 0;
  border-left: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.sc-img-wrap {
  position: relative;
  height: 200px;
  overflow: hidden;
  flex-shrink: 0;
}
.sc-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}
.solution-card:hover .sc-img-wrap img { transform: scale(1.07); }
.sc-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(13,27,62,0.55) 0%, transparent 60%);
}
.sc-body {
  padding: 22px 24px 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.sc-number {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--blue);
  opacity: 0.65;
}
.sc-body h3 { font-size: 1.06rem; color: var(--text-dark); margin: 0; }
.sc-body p  { font-size: 0.9rem; line-height: 1.65; color: var(--text-mid); flex: 1; margin: 0; }
.sc-tech {
  font-size: 0.88rem;
  color: var(--text-light);
  font-style: italic;
  line-height: 1.4;
}
.sc-tag {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-head);
  font-size: 0.87rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--blue);
  background: var(--blue-dim);
  padding: 4px 12px;
  border-radius: 99px;
}

/* 3-D tilt */
.tilt-card { transform-style: preserve-3d; }

/* ============================================================
   PROJECT IMAGE GRID
============================================================ */
.project-img-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 32px;
}
.project-img-grid--4 { grid-template-columns: repeat(4, 1fr); }

.proj-img-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}
.proj-img-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
  display: block;
}
.proj-img-card:hover img { transform: scale(1.08); }

.pic-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(13,27,62,0.90) 0%, rgba(13,27,62,0.28) 55%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px 18px;
}
.pic-overlay h4 {
  color: #FFFFFF;
  font-size: 0.88rem;
  font-family: var(--font-head);
  margin-bottom: 5px;
  line-height: 1.2;
}
.pic-overlay p {
  color: rgba(255,255,255,0.72);
  font-size: 0.76rem;
  line-height: 1.5;
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, opacity .35s ease;
  opacity: 0;
  margin: 0;
}
.proj-img-card:hover .pic-overlay p { max-height: 80px; opacity: 1; }

/* ============================================================
   ABOUT PHOTO
============================================================ */
.about-photo-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-photo {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
}
.about-photo-badge {
  position: absolute;
  bottom: 24px; right: 24px;
  background: var(--blue);
  color: white;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.apb-num {
  display: block;
  font-family: var(--font-head);
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1;
}
.apb-label {
  display: block;
  font-size: 0.87rem;
  opacity: 0.85;
  margin-top: 5px;
  max-width: 80px;
  line-height: 1.3;
}

/* ============================================================
   SERVICE CARDS
============================================================ */
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 52px 24px 28px;
  position: relative;
  transition: box-shadow .2s, transform .2s;
}
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.service-step {
  position: absolute;
  top: 20px; left: 24px;
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: white;
  background: var(--blue);
  padding: 3px 10px;
  border-radius: 99px;
}
.service-card h4 { font-size: 0.97rem; margin-bottom: 10px; }
.service-card p  { font-size: 0.88rem; line-height: 1.62; }

/* ============================================================
   ABOUT BADGES
============================================================ */
.about-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}
.badge {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--blue);
  background: var(--blue-light);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 99px;
}

/* ============================================================
   CONTACT ITEM ICON
============================================================ */
.ci-icon { font-size: 1.15rem; flex-shrink: 0; margin-top: 3px; }

/* ============================================================
   STATS BAR PLUS SIGN
============================================================ */
.stat-plus {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  vertical-align: top;
  line-height: 1.1;
}

/* ============================================================
   TESTIMONIAL STAT ITEMS
============================================================ */
.t-stat-item { text-align: center; }

/* ============================================================
   SECTION HEADER CENTER
============================================================ */
.section-header.center { text-align: center; }
.section-header.center .section-subtitle { margin: 0 auto; }

/* ============================================================
   FAB WHATSAPP
============================================================ */
.fab-whatsapp {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 56px; height: 56px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  z-index: 300;
  transition: transform .2s, box-shadow .2s;
  text-decoration: none;
}
.fab-whatsapp:hover {
  transform: scale(1.12);
  box-shadow: 0 6px 28px rgba(37,211,102,0.6);
}

/* ============================================================
   DARK MODE
============================================================ */
[data-theme="dark"] {
  --bg-main:      #0B1929;
  --bg-alt:       #071422;
  --bg-card:      #0F2035;
  --text-dark:    #E2EDFC;
  --text-mid:     #92AFCF;
  --text-light:   #5D7A97;
  --border:       #1A3050;
  --border-light: rgba(26,48,80,0.6);
  --blue-light:   #0D2040;
  --blue-dim:     rgba(27,67,50,0.25);
  --shadow-sm:    0 1px 4px rgba(0,0,0,0.3);
  --shadow-md:    0 4px 20px rgba(0,0,0,0.35);
  --shadow-lg:    0 12px 40px rgba(0,0,0,0.4);
}
[data-theme="dark"] body { background: var(--bg-main); }
[data-theme="dark"] .navbar.scrolled { background: rgba(10,26,15,0.97); border-bottom-color: var(--border); }
[data-theme="dark"] .nav-links.open  { background: rgba(10,26,15,0.98); }
[data-theme="dark"] .section-alt     { background: var(--bg-alt); }
[data-theme="dark"] .footer          { background: #040e08; }
[data-theme="dark"] .testimonial-section { background: #040e08; }
[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea { background: var(--bg-alt); color: var(--text-dark); border-color: var(--border); }
[data-theme="dark"] .solutions-cta   { background: linear-gradient(135deg, #0A2A1A 0%, #040e08 100%); }
[data-theme="dark"] .navbar.scrolled .hamburger span { background: var(--text-dark); }
[data-theme="dark"] .navbar.scrolled .logo-text { color: var(--text-dark); }
[data-theme="dark"] blockquote       { color: var(--text-dark); }
[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3, [data-theme="dark"] h4 { color: var(--text-dark); }

/* Theme toggle button */
.theme-toggle {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.28);
  color: rgba(255,255,255,0.80);
  transition: all .2s;
  cursor: pointer;
  flex-shrink: 0;
}
.theme-toggle:hover { background: rgba(255,255,255,0.18); color: #fff; transform: rotate(20deg); }
.navbar.scrolled .theme-toggle { background: var(--blue-dim); border-color: var(--border); color: var(--text-mid); }
.navbar.scrolled .theme-toggle:hover { background: var(--blue-light); color: var(--blue); }
.icon-sun  { display: none; }
.icon-moon { display: block; }
[data-theme="dark"] .icon-sun  { display: block; }
[data-theme="dark"] .icon-moon { display: none; }

/* ============================================================
   CO₂ TICKER
============================================================ */
.co2-ticker {
  background: #05120a;
  padding: 14px 0;
  border-bottom: 1px solid rgba(77,200,120,0.15);
}
.co2-ticker-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.co2-ticker-dot {
  width: 8px; height: 8px;
  background: #4dc878;
  border-radius: 50%;
  flex-shrink: 0;
  animation: tickerPulse 1.4s ease-in-out infinite;
}
@keyframes tickerPulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.4)} }
.co2-ticker-label {
  font-family: var(--font-head);
  font-size: 0.87rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  white-space: nowrap;
}
.co2-ticker-value {
  font-family: var(--font-head);
  font-size: 1.45rem;
  font-weight: 700;
  color: #4dc878;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}
.co2-ticker-unit  { font-family: var(--font-head); font-size: 0.87rem; color: rgba(255,255,255,0.38); }
.co2-ticker-source { margin-left: auto; font-size: 0.68rem; color: rgba(255,255,255,0.2); font-style: italic; }

/* ============================================================
   TIMELINE INTERATIVA
============================================================ */
.timeline-section { margin-top: 64px; }

.timeline-track {
  position: relative;
  display: flex;
  flex-direction: column;
  margin-bottom: 28px;
  gap: 56px;
}
.tl-row {
  position: relative;
  display: flex;
  justify-content: space-between;
  overflow: visible;
  padding: 8px 4px 12px;
}
.tl-row::before {
  content: '';
  position: absolute;
  top: 27px; left: 28px; right: 28px;
  height: 2px;
  background: var(--border);
  z-index: 0;
}
.timeline-progress {
  position: absolute;
  top: 27px; left: 28px;
  height: 2px;
  background: var(--blue);
  z-index: 1;
  width: 0%;
  transition: width .45s ease;
}
.tl-row-connector {
  position: relative;
  height: 40px;
}
.tl-row-connector::before {
  content: '';
  position: absolute;
  right: 28px; top: 0;
  width: 2px; height: 100%;
  background: var(--border);
  transition: background .45s ease;
}
.tl-row-connector::after {
  content: '';
  position: absolute;
  right: 28px; left: 28px; bottom: 0;
  height: 2px;
  background: var(--border);
  transition: background .45s ease;
}
.tl-row-connector.done::before,
.tl-row-connector.done::after {
  background: var(--blue);
}
.tl-step {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  flex: 1;
  min-width: 72px;
  text-align: center;
  padding: 0 6px;
  transition: opacity .2s;
}
.tl-dot {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-light);
  transition: all .3s;
  flex-shrink: 0;
}
.tl-step:hover .tl-dot { border-color: var(--blue); color: var(--blue); }
.tl-step.done  .tl-dot { background: var(--blue-light); border-color: var(--blue); color: var(--blue); }
.tl-step.active .tl-dot { background: var(--blue); border-color: var(--blue); color: #FFF; box-shadow: var(--shadow-blue); transform: scale(1.1); }
.tl-label { font-family: var(--font-body); font-size: 0.82rem; font-weight: 500; color: var(--text-light); line-height: 1.35; max-width: 90px; transition: color .3s; }
.tl-step.active .tl-label { color: var(--blue); }
.tl-step.done   .tl-label { color: var(--text-mid); }

.tl-panel {
  display: none;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--blue);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-top: 32px;
  animation: fadeSlideUp .3s ease;
}
.tl-panel.active { display: block; }
@keyframes fadeSlideUp { from{opacity:0;transform:translateY(12px)} to{opacity:1;transform:none} }

.tl-panel-header { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.tl-panel-num {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--blue);
  color: white;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}
.tl-panel h4   { font-family: var(--font-head); font-size: 1.05rem; font-weight: 600; color: var(--text-dark); margin: 0; letter-spacing: 0.06em; text-transform: uppercase; }
.tl-panel-body { font-size: 0.92rem; color: var(--text-mid); line-height: 1.72; }
.tl-panel-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.tl-panel-tag  { font-family: var(--font-head); font-size: 0.68rem; font-weight: 600; color: var(--blue); background: var(--blue-dim); padding: 3px 11px; border-radius: 99px; }

.tl-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 32px; }
.tl-nav-btn { display: flex; align-items: center; gap: 6px; font-family: var(--font-head); font-size: 0.94rem; font-weight: 600; color: var(--blue); background: var(--blue-dim); padding: 8px 18px; border-radius: var(--radius-sm); border: none; transition: all .2s; cursor: pointer; }
.tl-nav-btn:hover:not(:disabled) { background: var(--blue-light); }
.tl-nav-btn:disabled { opacity: 0.3; cursor: default; }
.tl-step-count { font-family: var(--font-head); font-size: 0.93rem; color: var(--text-light); }

/* ============================================================
   ESTEIRA (imagem estática)
============================================================ */
.esteira-img-wrap {
  margin-top: 48px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  width: 67.6%;
  margin-left: auto;
  margin-right: auto;
}
.esteira-img {
  display: block;
  width: 100%;
  height: auto;
}

/* ============================================================
   ESCOPOS DE ATUAÇÃO
============================================================ */
.escopos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}
.escopo-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  transition: transform .35s ease, box-shadow .35s ease;
}
.escopo-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  outline: 1.5px solid rgba(13,27,62,0.45);
}
.escopo-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}
.escopo-body {
  padding: 28px 28px 32px;
}
.escopo-label {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-dim);
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 14px;
}
.escopo-title {
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 10px;
  line-height: 1.2;
}
.escopo-desc {
  font-size: 0.93rem;
  color: var(--text-mid);
  line-height: 1.7;
  margin: 0;
}

/* ============================================================
   ANIMAÇÃO DE ENTRADA
============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .5s ease, transform .5s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ============================================================
   RESPONSIVO
============================================================ */
@media (max-width: 1024px) {
  .escopos-grid { grid-template-columns: repeat(3, 1fr); }
  .plataformas-grid { grid-template-columns: repeat(3, 1fr); }
  .project-types-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .project-img-grid { grid-template-columns: repeat(2, 1fr); }
  .project-img-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .about-grid { gap: 48px; }
  .carbon-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .esteira-img-wrap { width: 87%; }
  .escopos-grid { grid-template-columns: 1fr; }
  .tl-label { font-size: 0.48rem; max-width: 44px; }
  .tl-dot { width: 36px; height: 36px; font-size: 0.72rem; }
  .tl-step { min-width: 44px; gap: 6px; padding: 0 2px; }
  .tl-row::before { top: 18px; left: 10px; right: 10px; }
  .timeline-progress { top: 18px; left: 10px; }
  .timeline-track { gap: 32px; }
  .hero-eyebrow { font-size: 0.98rem; }
  .section { padding: 72px 0; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(244,250,246,0.98);
    backdrop-filter: blur(12px);
    padding: 16px 20px 24px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    z-index: 199;
  }
  .hero { min-height: auto; padding: 120px 0 72px; }
  .hero-scroll-hint { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-photo { height: 300px; }
  .solutions-grid { grid-template-columns: 1fr; }
  .project-img-grid { grid-template-columns: 1fr; }
  .project-img-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .fab-whatsapp { bottom: 18px; right: 18px; width: 50px; height: 50px; }
  .plataformas-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; }
  .project-types-grid { grid-template-columns: 1fr; }
  .project-types-grid--4 { grid-template-columns: 1fr; }
  .carbon-stats { grid-template-columns: repeat(2, 1fr); }
  .testimonial-stats { gap: 24px; flex-wrap: wrap; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px; }
  .footer-inner { grid-template-columns: 1fr; gap: 56px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: 1fr; gap: 16px; }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  .stats-grid { grid-template-columns: 1fr; gap: 16px; }
  .plataformas-grid { grid-template-columns: 1fr; }
  .solutions-cta { padding: 36px 24px; display: flex; flex-direction: column; align-items: center; }
  .footer-links { grid-template-columns: 1fr; }
  .testimonial-stats { flex-direction: column; align-items: center; }
}