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

:root {
  --bg: #F2F2F0;
  --bg-card: #FFFFFF;
  --bg-card-hover: #FAFAFA;
  --surface: #EAEAEC;
  --border: #A1A1AA;
  --text: #0a0a0a;
  --text-dim: #52525B;
  --primary: #2563eb;
  --primary-glow: rgba(37, 99, 235, 0.12);
  --accent: #10B981;
  --warn: #f59e0b;
  --danger: #ef4444;
  --success: #22c55e;
  --radius: 12px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-height: 72px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 20px);
  overflow-x: hidden;
  overscroll-behavior: none;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ================================
   REVEAL
   ================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ================================
   SCROLL PROGRESS
   ================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--primary);
  width: 0%;
  z-index: 10000;
  transition: width 0.1s linear;
}

/* ================================
   SKIP NAV
   ================================ */
.skip-nav {
  position: fixed;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  background: var(--primary);
  color: #fff;
  padding: 12px 24px;
  border-radius: 0 0 8px 8px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: top 0.3s ease;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}
.skip-nav:focus {
  top: 0;
  outline: 2px solid #fff;
  outline-offset: 2px;
}

/* ================================
   NAVBAR
   ================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 2px solid var(--primary);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(161, 161, 170, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(161, 161, 170, 0.03) 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events: none;
  opacity: 0.5;
}

.navbar.scrolled { height: 64px; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04); }
.navbar.hidden { transform: translateY(-100%); }

.nav-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  position: relative;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 0;
  transition: color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover { color: var(--text); }
.nav-link:hover::after { width: 100%; }
.nav-link:focus { outline: 2px solid var(--primary); outline-offset: 4px; border-radius: 4px; color: var(--text); }
.nav-link.active { color: var(--text); font-weight: 700; }
.nav-link.active::after { width: 100%; }

.hot-sup {
  font-size: 0.6rem;
  color: #ef4444;
  font-weight: 700;
  margin-left: 2px;
  animation: pulse-hot 2s ease-in-out infinite;
}

@keyframes pulse-hot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.85; }
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-toggle:focus { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 4px; }

.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ================================
   HERO INTRO — sobe normal com scroll
   ================================ */
.hero-intro {
  position: relative;
  z-index: 2;
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--nav-height) clamp(24px, 5vw, 80px) 0;
}

.hero-intro-inner {
  text-align: center;
  max-width: 900px;
}

.hero-intro .hero-tag {
  position: static;
  display: block;
  margin-bottom: 24px;
}

.hero-intro-title {
  font-size: clamp(2rem, 5.5vw, 6rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  color: var(--text);
  text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.08);
}

.hero-intro-title em {
  font-style: normal;
  color: var(--primary);
  white-space: nowrap;
}

.hero-intro-sub {
  margin-top: 20px;
  font-size: clamp(1rem, 2vw, 1.4rem);
  color: #71717A;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.hero-intro .hero-cta {
  position: static;
  margin-top: 32px;
  display: flex;
  justify-content: center;
}

/* ================================
   HERO — Serviços ancorados
   ================================ */
.hero {
  position: relative;
  height: 750vh;
  z-index: 0;
}

.hero-sticky {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  z-index: 0;
}

.hero-base {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 clamp(24px, 5vw, 80px);
}

.hero-base p {
  font-size: clamp(3rem, 9vw, 8rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  color: rgba(10, 10, 10, 0.04);
  text-align: center;
  user-select: none;
}

.hero-word {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 clamp(24px, 5vw, 80px);
  opacity: 0;
  transition: opacity 0.15s ease;
  pointer-events: none;
}

.hero-word.active {
  opacity: 1;
  pointer-events: auto;
}

.hero-word-main {
  font-size: clamp(2rem, 5.5vw, 6rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  text-align: center;
  color: var(--text);
  text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.08);
}



.hero-word-main em {
  font-style: normal;
  color: var(--primary);
}

.hero-word-sub {
  margin-top: 20px;
  font-size: clamp(1rem, 2vw, 1.4rem);
  color: #71717A;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-align: center;
  max-width: 500px;
  opacity: 0;
  transform: translateY(15px);
  transition: all 0.6s ease 0.4s;
}

.hero-word.active .hero-word-sub {
  opacity: 1;
  transform: translateY(0);
}

.hero-progress-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--primary);
  width: 0%;
  z-index: 5;
  transition: width 0.15s linear;
}

.hero-counter {
  position: absolute;
  bottom: clamp(80px, 10vh, 120px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  font-size: 0.75rem;
  font-weight: 700;
  color: #A1A1AA;
  letter-spacing: 2px;
  font-variant-numeric: tabular-nums;
}

.hero-counter .current {
  color: var(--text);
  font-size: 1.2rem;
}

.hero-tag {
  position: absolute;
  top: clamp(24px, 4vh, 48px);
  left: clamp(24px, 5vw, 80px);
  z-index: 5;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--primary);
}

.hero-tag-sticky {
  position: absolute;
  top: clamp(24px, 4vh, 48px);
  left: clamp(24px, 5vw, 80px);
  z-index: 5;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--primary);
}

.hero-cta {
  position: absolute;
  bottom: clamp(120px, 16vh, 180px);
  left: clamp(24px, 5vw, 80px);
  z-index: 5;
}

.hero-sticky .hero-cta {
  left: 50%;
  transform: translateX(-50%);
}

.hero-cta a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 14px 28px;
  background: var(--primary);
  border: 2px solid var(--text);
  border-radius: 999px;
  box-shadow: 4px 4px 0 var(--text);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.hero-cta a:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--text);
}

.hero-cta a:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--text);
}

/* ── Animações por serviço ── */
.letter {
  display: inline-block;
  perspective: 600px;
}

.seo-text-wrap {
  position: relative;
  display: inline-block;
}

.seo-text-hidden {
  color: rgba(10, 10, 10, 0.08);
}

.seo-text-revealed {
  position: absolute;
  top: 0;
  left: 0;
  color: var(--text);
  clip-path: inset(0 100% 0 0);
}

.seo-text-revealed em {
  color: var(--primary);
}

.seo-lupa {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: clamp(2rem, 5vw, 5rem);
  z-index: 2;
  filter: drop-shadow(0 0 12px rgba(37, 99, 235, 0.3));
  left: -5%;
}

.software-cursor::after {
  content: '|';
  color: var(--primary);
  animation: cursorBlink 0.6s step-end infinite;
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.glitch-letter {
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

/* ================================
   SEÇÕES — Layout base
   ================================ */
.lab-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 100px 48px;
  position: relative;
  z-index: 2;
  background: var(--bg);
}

.lab-inner { max-width: 960px; width: 100%; margin: 0 auto; }

.lab-number {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: #A1A1AA;
  margin-bottom: 20px;
}

.lab-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: 20px;
  color: var(--text);
}

.lab-desc {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: 32px;
}

.lab-alt {
  background: #fff;
  position: relative;
  z-index: 2;
  min-height: auto;
  padding-bottom: 160px;
}

/* Cases Sticky Section (desktop) */
.cases-sticky-wrap {
  position: relative;
}

.cases-sticky-header {
  position: sticky;
  top: 0;
  z-index: 3;
  background: #fff;
  padding: 32px 0 24px;
  text-align: center;
}

.cases-sticky-header .lab-title { margin-bottom: 0; }

/* ================================
   BOTÃO — Brutalismo
   ================================ */
.lab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  background: var(--primary);
  color: #fff;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid var(--text);
  box-shadow: 4px 4px 0 var(--text);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer;
  font-family: inherit;
}

.lab-btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--text); }
.lab-btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--text); }
.lab-btn-outline { background: transparent; color: var(--text); }

/* ================================
   SOBRE
   ================================ */
.sobre-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.sobre-text p { color: var(--text-dim); margin-bottom: 16px; font-size: 0.95rem; }

.sobre-card { display: none; }

.sobre-visual-mobile { display: none; text-align: center; margin: 32px 0; }

.sobre-foto { width: 400px; height: 400px; max-width: 60vw; max-height: 60vw; overflow: hidden; background: var(--surface); border-radius: 50%; margin: 0 auto; }
.sobre-foto img { width: 100%; height: 100%; object-fit: cover; display: block; }

.sobre-nome { font-size: clamp(1.2rem, 4vw, 2rem); font-weight: 700; text-align: center; margin-top: 16px; }

.sobre-info { padding: 24px; }
.sobre-info h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 4px; }
.sobre-loc { font-size: 0.82rem; color: var(--text-dim); margin-bottom: 16px; }
.sobre-bio { font-size: 0.84rem; color: var(--text-dim); line-height: 1.7; margin-bottom: 20px; }

/* ================================
   STEPS (Processo)
   ================================ */
.lab-steps { display: flex; flex-direction: column; margin-top: 48px; }

.lab-step {
  display: flex;
  align-items: baseline;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid #D4D4D8;
}

.lab-step:first-child { border-top: 1px solid #D4D4D8; }

.lab-step-num {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--primary);
  min-width: 60px;
}

.lab-step-text h3 { font-size: 1.15rem; font-weight: 800; margin-bottom: 6px; color: var(--text); }
.lab-step-text p { font-size: 0.92rem; color: var(--text-dim); line-height: 1.6; }

/* ================================
   CONTADORES
   ================================ */
.lab-counters {
  display: flex;
  gap: 48px;
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid #D4D4D8;
}

.lab-counter { text-align: left; }

.lab-counter-num {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 6px;
}

.lab-counter-label { font-size: 0.85rem; color: #71717A; line-height: 1.4; }

/* ================================
   CTA + CONTATO
   ================================ */
.lab-cta { background: var(--text); color: #fff; }
.lab-cta .lab-title { color: #fff; }
.lab-cta p { font-size: 1rem; color: #A1A1AA; margin-bottom: 24px; line-height: 1.6; }

.lab-cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.lab-cta-form { display: flex; flex-direction: column; gap: 14px; }

.lab-cta-form input,
.lab-cta-form select,
.lab-cta-form textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid #27272a;
  border-radius: 12px;
  color: #fff;
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.lab-cta-form input::placeholder,
.lab-cta-form textarea::placeholder { color: rgba(255, 255, 255, 0.3); }

.lab-cta-form input:focus,
.lab-cta-form select:focus,
.lab-cta-form textarea:focus { border-color: var(--primary); }

@media (max-width: 768px) {
  .lab-cta-form input,
  .lab-cta-form select,
  .lab-cta-form textarea { scroll-margin: 120px 0; }
}

.lab-cta-form select { cursor: pointer; color: rgba(255, 255, 255, 0.3); }
.lab-cta-form select:valid { color: #fff; }
.lab-cta-form select option { background: #18181b; color: #fff; }
.lab-cta-form textarea { resize: vertical; }

.lab-cta .lab-btn { border-color: #fff; box-shadow: 4px 4px 0 rgba(255,255,255,0.3); }
.lab-cta .lab-btn:hover { box-shadow: 6px 6px 0 rgba(255,255,255,0.3); }

/* ================================
   FOOTER
   ================================ */
.lab-footer {
  background: var(--text);
  color: rgba(255, 255, 255, 0.9);
  padding: 48px 48px 0;
  border-top: 2px solid var(--primary);
  position: relative;
  z-index: 2;
}

.lab-footer-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  max-width: 960px;
  margin: 0 auto;
  padding-bottom: 40px;
  border-bottom: 1px solid #27272a;
}

.lab-footer-tagline { font-size: 0.95rem; color: rgba(255, 255, 255, 0.7); margin-bottom: 28px; }

.lab-footer-newsletter h3 { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 6px; }
.lab-footer-newsletter .footer-heading { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 6px; }
.lab-footer-newsletter p { font-size: 0.85rem; color: rgba(255, 255, 255, 0.6); margin-bottom: 16px; }

.lab-footer-form { display: flex; gap: 8px; }

.lab-footer-form input[type="email"] {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid #27272a;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s ease;
}

.lab-footer-form input[type="email"]::placeholder { color: rgba(255, 255, 255, 0.3); }
.lab-footer-form input[type="email"]:focus { border-color: var(--primary); }

.lab-footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }

.lab-footer-newsletter .footer-heading { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 6px; }
.lab-footer-col .footer-heading,
.lab-footer-col h3 {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 16px;
}

.lab-footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.lab-footer-col a { color: rgba(255, 255, 255, 0.75); text-decoration: none; font-size: 0.9rem; transition: color 0.2s ease; }
.lab-footer-col a:hover { color: #fff; }

.lab-footer-bottom { max-width: 960px; margin: 0 auto; padding: 24px 0; text-align: center; }
.lab-footer-bottom p { font-size: 0.85rem; color: rgba(255, 255, 255, 0.6); }
.lab-footer-bottom a { color: var(--primary); text-decoration: none; }

/* ================================
   WHATSAPP FLOAT
   ================================ */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: all var(--transition);
  animation: pulse 2s infinite;
}

.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 24px rgba(37, 211, 102, 0.6); }
.whatsapp-float svg { width: 32px; height: 32px; color: #fff; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4), 0 0 0 0 rgba(37, 211, 102, 0.7); }
  50% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4), 0 0 0 12px rgba(37, 211, 102, 0); }
}

/* ================================
   RESPONSIVE
   ================================ */
@media (max-width: 768px) {
  .navbar { height: 64px; }

  .nav-toggle { display: flex; position: fixed; top: 14px; right: 16px; }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 50%;
    max-width: 200px;
    height: 100vh;
    height: 100dvh;
    background: #FFFFFF;
    flex-direction: column;
    justify-content: flex-start;
    padding: 100px 32px 40px;
    transition: right 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 2px solid var(--primary);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    gap: 0;
  }

  .nav-links.open { right: 0; }

  .nav-links li { width: 100%; border-bottom: 1px solid var(--border); }
  .nav-links li:last-child { border-bottom: none; margin-top: 24px; }
  .nav-link { width: 100%; padding: 16px 0; font-size: 1rem; }
  .nav-link::after { display: none; }

  .nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 15, 0.6);
    backdrop-filter: blur(4px);
    z-index: 999;
  }
  .nav-overlay.open { display: block; }
  .nav-toggle { z-index: 1001; }
  body.nav-open { overflow: hidden; }

  /* Hero */
  .hero-intro { min-height: 85vh; padding-top: 64px; }
  .hero-intro-title { font-size: clamp(2.4rem, 10vw, 4rem); text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.08); }
  .hero-intro .hero-cta { position: static; left: auto; transform: none; bottom: auto; }
  .hero-word-main { font-size: clamp(2.4rem, 10vw, 4rem); text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.08); }
  .hero-word-sub { font-size: clamp(0.9rem, 3.5vw, 1.1rem); max-width: 90%; }
  .hero-sticky .hero-cta { left: 50%; transform: translateX(-50%); bottom: clamp(200px, 24vh, 240px); }
  .hero-counter { bottom: clamp(160px, 20vh, 200px); }
  .hero-cta a { font-size: 0.75rem; padding: 10px 20px; }

  /* Seções */
  .lab-section { padding: 80px 24px; }
  .lab-counters { flex-direction: column; gap: 24px; }
  .lab-step { gap: 16px; }
  .lab-step-num { min-width: 40px; }
  .lab-cta-grid { grid-template-columns: 1fr; gap: 40px; }

  /* Sobre */
  .sobre-grid { grid-template-columns: 1fr; gap: 40px; }
  .sobre-text { order: 0; }
  .sobre-visual { display: none; }
  .sobre-visual-mobile { display: block; }

  /* Footer */
  .lab-footer { padding: 40px 24px 0; }
  .lab-footer-content { grid-template-columns: 1fr; gap: 40px; }
  .lab-footer-links { grid-template-columns: 1fr 1fr; }
  .lab-footer-form { flex-direction: column; }

  /* WhatsApp */
  .whatsapp-float { bottom: 16px; right: 16px; width: 56px; height: 56px; }
  .whatsapp-float svg { width: 28px; height: 28px; }
}

@media (max-width: 480px) {
  .hero-word-main { font-size: clamp(1.8rem, 9vw, 3rem); }
  .lab-title { font-size: 1.8rem; }
  .lab-counter-num { font-size: 1.8rem; }
  .lab-step-num { font-size: 1.5rem; }
}