/* Navix System - Site Institucional Offshore */
:root {
  --navy: #0B1F3B;
  --navy-alt: #0F3057;
  --graphite: #2E2E2E;
  --ice: #F5F7FA;
  --tech-cyan: #00B3A4;
  --gold: #c9a227;
  --text-light: #E3E7F2;
  --text-muted: #9CA5C0;
  --card-bg: rgba(15, 48, 87, 0.6);
  --border-subtle: rgba(255,255,255,0.08);
  --radius: 14px;
  --radius-lg: 20px;
  --transition: 0.25s ease;
  --font-sans: 'Outfit', 'DM Sans', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--navy);
  color: var(--text-light);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.page-shell {
  min-height: 100vh;
  background: radial-gradient(ellipse 120% 80% at 50% -20%, rgba(15, 48, 87, 0.5), transparent 50%),
              radial-gradient(ellipse 80% 60% at 100% 100%, rgba(0, 179, 164, 0.08), transparent 50%),
              var(--navy);
}
.grid-overlay {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.noise-overlay {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  opacity: 0.04;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container { width: 100%; max-width: 1680px; margin: 0 auto; padding: 0 3rem; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.85rem 1.75rem; border-radius: 999px; font-size: 0.95rem; font-weight: 500;
  border: none; transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn-primary {
  background: linear-gradient(135deg, var(--tech-cyan), #00d4c4);
  color: var(--navy);
  box-shadow: 0 8px 28px rgba(0, 179, 164, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 36px rgba(0, 179, 164, 0.45); }
.btn-outline {
  background: transparent; color: var(--ice);
  border: 1px solid rgba(255,255,255,0.35);
}
.btn-outline:hover { background: rgba(255,255,255,0.06); border-color: var(--tech-cyan); transform: translateY(-2px); }
.btn-ghost {
  padding: 0.5rem 1rem; font-size: 0.85rem; color: var(--text-muted);
  border: 1px solid rgba(255,255,255,0.2); background: rgba(0,0,0,0.2);
}
.btn-ghost:hover { color: var(--ice); border-color: var(--tech-cyan); }
.btn-block { width: 100%; }

/* Header */
.header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: linear-gradient(to bottom, rgba(11, 31, 59, 0.95), rgba(11, 31, 59, 0.88));
  border-bottom: 1px solid var(--border-subtle);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem 0; gap: 1.5rem;
}
.logo-img { height: auto; max-height: 120px; width: auto; filter: drop-shadow(0 0 20px rgba(0,179,164,0.7)); }
.nav-links {
  display: flex; align-items: center; gap: 2rem;
  font-size: 1.3rem; color: var(--text-muted);
}
.nav-link { position: relative; padding: 0.35rem 0; transition: color var(--transition); }
.nav-link::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--tech-cyan); border-radius: 2px; transition: width var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--ice); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-right { display: flex; align-items: center; gap: 0.75rem; }

.lang-switcher {
  display: flex; align-items: center; gap: 0;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 8px; overflow: hidden;
}
.lang-switcher button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem 0.6rem;
  font-size: 1rem;
  line-height: 1;
  background: rgba(0,0,0,0.2);
  border: none;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}
.lang-switcher button:hover { color: var(--ice); background: rgba(255,255,255,0.06); }
.lang-switcher button[aria-pressed="true"] {
  color: var(--tech-cyan);
  background: rgba(0, 179, 164, 0.15);
}
.lang-switcher .lang-icon {
  display: block;
  border-radius: 2px;
}

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  width: 40px; height: 40px; padding: 0; border: 1px solid rgba(255,255,255,0.25);
  background: rgba(0,0,0,0.2); border-radius: 8px; align-items: center; justify-content: center;
}
.nav-toggle span {
  width: 18px; height: 2px; background: var(--ice); border-radius: 2px; transition: var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu { display: none; }
.mobile-menu[data-open="true"] { display: block; }
.mobile-menu-inner {
  padding: 1rem 0; border-top: 1px solid var(--border-subtle);
  display: flex; flex-direction: column; gap: 0.5rem;
}
.mobile-menu-inner .nav-link { padding: 0.6rem 0; }

/* Hero */
.hero {
  position: relative; padding: 5rem 0 4rem; min-height: 70vh;
  display: flex; align-items: center;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 900'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' stop-color='%230F3057'/%3E%3Cstop offset='100%25' stop-color='%230B1F3B'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect fill='url(%23g)' width='1440' height='900'/%3E%3C/svg%3E") center/cover;
  opacity: 0.4;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 0%, rgba(11, 31, 59, 0.6) 100%);
}
.hero .container { position: relative; z-index: 1; }
.hero-inner { max-width: 1200px; }
.hero-badge-row { margin-bottom: 1rem; }
.tag {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.3rem 0.9rem; border-radius: 999px;
  border: 1px solid rgba(0, 179, 164, 0.5);
  background: rgba(0, 179, 164, 0.12);
  font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ice);
}
.tag-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--tech-cyan); box-shadow: 0 0 10px var(--tech-cyan);
}
.hero-headline {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; line-height: 1.1; letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}
.hero-headline span {
  background: linear-gradient(120deg, var(--ice), var(--tech-cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.05rem; color: var(--text-muted); max-width: 540px;
  margin-bottom: 1.75rem;
}
.hero-cta-row { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2.5rem; }
.hero-meta-row {
  display: flex; flex-wrap: wrap; gap: 2.5rem;
}
.hero-metric {
  display: flex; flex-direction: column; gap: 0.2rem;
}
.hero-metric-value {
  font-size: 1.5rem; font-weight: 700; color: var(--ice);
}
.hero-metric-value .suffix { color: var(--tech-cyan); }
.hero-metric-label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); }

/* Sections */
.section { padding: 4rem 0; position: relative; z-index: 1; }
.section-dark { background: rgba(0,0,0,0.2); }
.section-kicker {
  font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.2em;
  color: var(--tech-cyan); margin-bottom: 0.75rem;
}
.section-title {
  font-size: clamp(1.75rem, 2.5vw, 2.25rem); font-weight: 600;
  margin-bottom: 1rem; max-width: 860px;
}
.section-subtitle { color: var(--text-muted); margin-bottom: 2rem; max-width: 780px; }

/* NAVIX ATLAS – main product block */
.atlas-product {
  margin-bottom: 2.5rem;
  padding: 1.5rem 1.75rem;
  background: rgba(0, 179, 164, 0.08);
  border: 1px solid rgba(0, 179, 164, 0.25);
  border-radius: var(--radius-lg);
}
.atlas-product-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--tech-cyan);
  margin-bottom: 0.5rem;
}
.atlas-product-name {
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  font-weight: 600;
  color: var(--ice);
  margin-bottom: 1rem;
  line-height: 1.4;
}
.atlas-modules-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
.atlas-modules-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.95rem;
  color: var(--text-light);
}
.atlas-modules-list li {
  position: relative;
  padding-left: 0;
}
.atlas-modules-list li::before {
  content: '•';
  color: var(--tech-cyan);
  margin-right: 0.5rem;
}

/* About */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
}
.about-text p { margin-bottom: 1rem; color: var(--text-muted); }
.about-pills { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }
.about-pill {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.35rem 0.9rem; border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(0, 179, 164, 0.1);
  font-size: 0.85rem; color: var(--text-muted);
}
.about-pill-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--tech-cyan); }
.about-mvv {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: 1.8rem;
}
.about-mvv-item h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--tech-cyan);
  margin-bottom: 0.4rem;
}
.about-mvv-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.about-card {
  border-radius: var(--radius-lg); overflow: hidden;
  background: linear-gradient(145deg, var(--navy-alt), var(--navy));
  border: 1px solid rgba(255,255,255,0.1);
  aspect-ratio: 4/3; position: relative;
}
.about-card-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.about-card-inner {
  position: absolute; inset: 0;
  display: flex; align-items: flex-end; padding: 1.5rem;
  background: linear-gradient(to top, rgba(11, 31, 59, 0.85) 0%, transparent 50%);
}
.about-card-label { font-size: 0.85rem; color: var(--text-muted); }
.about-card-glow {
  position: absolute; top: 20%; left: 30%;
  width: 120px; height: 120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 179, 164, 0.3), transparent 70%);
  filter: blur(40px);
}

/* Solutions grid */
.cards-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
}
.service-card {
  padding: 1.5rem; border-radius: var(--radius-lg);
  background: rgba(15, 48, 87, 0.4);
  border: 1px solid rgba(255,255,255,0.1);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 179, 164, 0.4);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}
.service-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0, 179, 164, 0.15);
  font-size: 1.5rem; margin-bottom: 1rem;
}
.service-title { font-size: 1.05rem; font-weight: 600; margin-bottom: 0.5rem; }
.service-desc { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 1rem; line-height: 1.5; }
.service-link {
  font-size: 0.9rem; color: var(--tech-cyan); font-weight: 500;
  transition: gap var(--transition);
}
.service-link:hover { gap: 0.5rem; }

/* Diferenciais */
.contrast-surface {
  position: relative; padding: 2.5rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(15, 48, 87, 0.6), rgba(11, 31, 59, 0.8));
  border: 1px solid rgba(255,255,255,0.12);
}
.network-decor {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none;
  background: radial-gradient(circle at 20% 80%, rgba(0, 179, 164, 0.08), transparent 40%);
}
.differentials-grid {
  position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem;
}
.diff-item {
  display: flex; gap: 1rem; align-items: flex-start;
  padding: 1.25rem; border-radius: var(--radius);
  background: rgba(0,0,0,0.2);
  border: 1px solid rgba(255,255,255,0.08);
}
.diff-bullet {
  flex-shrink: 0; width: 10px; height: 10px; border-radius: 50%;
  background: var(--tech-cyan); margin-top: 0.35rem;
  box-shadow: 0 0 14px rgba(0, 179, 164, 0.5);
}
.diff-item div { font-size: 0.9rem; color: var(--text-muted); }
.diff-item strong { color: var(--ice); }

/* Indicadores / KPIs */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.kpi-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background: rgba(15, 48, 87, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}
.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}
.kpi-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}
.kpi-value {
  font-size: 1.15rem;
  font-weight: 600;
}
.kpi-chart {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: radial-gradient(circle at 0 0, rgba(0, 179, 164, 0.3), transparent 55%),
              rgba(0, 0, 0, 0.55);
  margin-bottom: 0.75rem;
}
.kpi-chart-line {
  height: 120px;
}
.kpi-line-fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 179, 164, 0.3), rgba(56, 189, 248, 0.5));
  mask-image: linear-gradient(135deg, transparent 0%, #000 20%, #000 80%, transparent 100%);
  opacity: 0.85;
}
.kpi-line-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 10% 80%, rgba(0, 255, 240, 0.85), transparent 45%),
    radial-gradient(circle at 60% 10%, rgba(34, 197, 94, 0.8), transparent 40%),
    radial-gradient(circle at 100% 60%, rgba(56, 189, 248, 0.9), transparent 45%);
  mix-blend-mode: screen;
  opacity: 0.9;
}
.kpi-chart-bars {
  height: 120px;
  display: flex;
  align-items: flex-end;
  justify-content: space-around;
  padding: 0.75rem 0.9rem 0.9rem;
}
.kpi-bar {
  width: 16px;
  border-radius: 999px 999px 4px 4px;
  background: linear-gradient(to top, rgba(15, 23, 42, 1), rgba(0, 179, 164, 0.1));
  box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.4);
  position: relative;
  overflow: hidden;
}
.kpi-bar::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: var(--kpi-bar-height, 60%);
  border-radius: inherit;
  background: linear-gradient(to top, rgba(0, 179, 164, 0.1), rgba(0, 179, 164, 0.9));
  box-shadow: 0 0 18px rgba(0, 179, 164, 0.8);
}
.kpi-chart-donut {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.kpi-donut-ring {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background:
    conic-gradient(from 220deg, var(--tech-cyan) 0 65%, rgba(15, 23, 42, 0.85) 65% 100%);
  box-shadow: 0 0 22px rgba(0, 179, 164, 0.7);
  position: relative;
}
.kpi-donut-ring::after {
  content: '';
  position: absolute;
  inset: 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 0, rgba(255, 255, 255, 0.3), transparent 45%),
              rgba(15, 23, 42, 0.98);
}
.kpi-donut-center {
  position: absolute;
  font-size: 0.7rem;
  text-align: center;
  line-height: 1.4;
  color: var(--text-muted);
}
.kpi-footnote {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Cases */
.cases-carousel { position: relative; }
.cases-viewport { overflow: hidden; border-radius: var(--radius-lg); }
.cases-track { display: flex; transition: transform 0.6s ease; }
.case-card { flex: 0 0 100%; border-radius: var(--radius-lg); overflow: hidden; background: rgba(15, 48, 87, 0.4); border: 1px solid rgba(255,255,255,0.1); transition: transform var(--transition), border-color var(--transition); }
.case-card:hover { transform: translateY(-4px); border-color: rgba(0, 179, 164, 0.35); }
.case-media { height: 190px; background: linear-gradient(135deg, rgba(0, 179, 164, 0.18), rgba(15, 48, 87, 0.7)); }
.case-meta { padding: 1.5rem; }
.case-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--tech-cyan); margin-bottom: 0.4rem; }
.case-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.5rem; }
.case-desc { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 0.75rem; }
.case-metrics { font-size: 0.8rem; color: var(--text-muted); }
.cases-controls { display: flex; align-items: center; justify-content: center; gap: 1rem; margin-top: 1.25rem; }
.cases-nav { width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.25); background: rgba(0,0,0,0.4); color: var(--ice); font-size: 1.4rem; display: inline-flex; align-items: center; justify-content: center; transition: var(--transition); }
.cases-nav:hover { border-color: var(--tech-cyan); background: rgba(0, 179, 164, 0.15); }
.cases-dots { display: flex; gap: 0.5rem; }
.cases-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(148,163,184,0.6); border: none; padding: 0; cursor: pointer; transition: var(--transition); }
.cases-dot.is-active { background: var(--tech-cyan); box-shadow: 0 0 10px rgba(0, 179, 164, 0.8); transform: scale(1.1); }

/* Certificações */
.cert-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 2rem; align-items: start; }
.cert-copy p { color: var(--text-muted); margin-bottom: 1rem; }
.cert-logos {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
.cert-tile {
  padding: 1rem; border-radius: var(--radius);
  background: rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 0.85rem; color: var(--text-muted); text-align: center;
}

/* Contact */
.section-contact { padding-bottom: 3rem; }
.contact-shell {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 2.5rem;
  padding: 2.5rem; border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(15, 48, 87, 0.7), rgba(11, 31, 59, 0.9));
  border: 1px solid rgba(255,255,255,0.12);
}
.contact-intro p { color: var(--text-muted); margin-bottom: 1rem; }
.contact-meta {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-top: 1rem;
}
.contact-meta-item strong { display: block; font-size: 0.8rem; color: var(--text-muted); margin-bottom: 0.25rem; }
.contact-meta-item span { font-size: 0.9rem; }
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-field label { display: block; font-size: 0.85rem; margin-bottom: 0.35rem; color: var(--text-muted); }
.form-field label span { color: var(--tech-cyan); }
.form-input, .form-textarea {
  width: 100%; padding: 0.75rem 1rem; border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(0,0,0,0.3);
  color: var(--ice); font-size: 0.95rem;
  transition: border-color var(--transition);
}
.form-input::placeholder, .form-textarea::placeholder { color: rgba(255,255,255,0.4); }
.form-input:focus, .form-textarea:focus {
  outline: none; border-color: var(--tech-cyan);
  box-shadow: 0 0 0 2px rgba(0, 179, 164, 0.2);
}
.form-textarea { min-height: 120px; resize: vertical; }

.mini-map { margin-top: 1.5rem; border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(255,255,255,0.1); }
.mini-map-frame { width: 100%; height: 200px; border: 0; display: block; filter: grayscale(0.5) contrast(1.1); }

/* Footer */
.footer {
  padding: 2rem 0; border-top: 1px solid var(--border-subtle);
  font-size: 0.85rem; color: var(--text-muted);
}
.footer-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
}
.footer-logo { height: 32px; opacity: 0.9; }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a:hover { color: var(--tech-cyan); }
.footer-copy { font-size: 0.8rem; }

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.stagger-1 { transition-delay: 0.05s; }
.stagger-2 { transition-delay: 0.1s; }
.stagger-3 { transition-delay: 0.15s; }
.stagger-4 { transition-delay: 0.2s; }

/* Responsive */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-visual { order: -1; }
  .differentials-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: 1fr; }
  .contact-shell { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .hero { padding: 3rem 0 2.5rem; min-height: auto; }
  .section { padding: 2.5rem 0; }
  .hero-cta-row { flex-direction: column; }
  .hero-meta-row { gap: 1.5rem; }
  .cards-grid, .cases-grid { grid-template-columns: 1fr; }
  .differentials-grid { grid-template-columns: 1fr; }
  .about-mvv { grid-template-columns: 1fr; }
  .cert-logos { grid-template-columns: repeat(2, 1fr); }
  .field-row { grid-template-columns: 1fr; }
  .contact-meta { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .container { padding: 0 1rem; }
  .hero-headline { font-size: 1.75rem; }
  .contact-shell { padding: 1.5rem; }
}