/* ============================================
   HEADTECH — Design System
   Clean • Premium • Tecnologico • Claro
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Syne:wght@500;600;700;800&display=swap');

:root {
  /* Palette — refinada e equilibrada */
  --bg-deep: #ffffff;
  --bg-primary: #fafbfd;
  --bg-secondary: #f5f7fa;
  --bg-elevated: #edf0f5;
  --bg-card: rgba(255, 255, 255, 0.92);

  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;

  /* Azul refinado — menos saturado, mais elegante */
  --accent: #2563eb;
  --accent-light: #3b82f6;
  --accent-soft: #60a5fa;
  --accent-dim: rgba(37, 99, 235, 0.06);
  --accent-glow: rgba(37, 99, 235, 0.12);

  --border: rgba(0, 0, 0, 0.06);
  --border-hover: rgba(0, 0, 0, 0.12);

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing — sistema mais generoso */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  /* Radius — consistente */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration: 0.3s;

  /* Layout */
  --container: min(1200px, calc(100% - 3rem));
  --nav-height: 64px;
  --section-padding: 5rem;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ========== NAVIGATION ========== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  overflow: visible;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06);
}

.nav-inner {
  width: var(--container);
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0.5rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-img {
  height: 100px;
  width: auto;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

.nav-logo .logo-img {
  max-height: 100px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--duration);
  letter-spacing: -0.01em;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a.active {
  color: var(--accent);
  font-weight: 600;
}

.btn.btn-nav {
  padding: 0.5rem 1.25rem;
  font-size: 0.8125rem;
  margin-left: var(--space-sm);
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  box-shadow: none;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: background var(--duration), transform var(--duration);
}

.btn.btn-nav:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--accent-glow);
}

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

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: transform var(--duration), opacity var(--duration);
}

.nav.open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav.open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.nav.open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========== MENU LATERAL MOBILE ========== */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(4px);
  z-index: 1100;
  opacity: 0;
  transition: opacity var(--duration) var(--ease-out);
  pointer-events: none;
}

.nav-sidebar {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: min(320px, 85vw);
  height: 100vh;
  background: #fff;
  border-left: 1px solid var(--border);
  z-index: 1200;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease-out);
  overflow-y: auto;
  box-shadow: -8px 0 30px rgba(0, 0, 0, 0.08);
}

.nav-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--border);
}

.nav-sidebar-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.nav-sidebar-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  transition: border-color var(--duration), background var(--duration);
}

.nav-sidebar-close:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.nav-sidebar-links {
  list-style: none;
  padding: var(--space-md) var(--space-lg);
}

.nav-sidebar-links li {
  border-bottom: 1px solid var(--border);
}

.nav-sidebar-links li:last-child {
  border-bottom: none;
}

.nav-sidebar-links a {
  display: block;
  padding: var(--space-md) var(--space-sm);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--duration), background var(--duration);
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.nav-sidebar-links a:hover,
.nav-sidebar-links a.active {
  color: var(--accent);
  background: var(--accent-dim);
  border-left-color: var(--accent);
}

@media (min-width: 769px) {
  .nav-overlay,
  .nav-sidebar {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .nav-overlay,
  .nav-sidebar {
    display: block;
  }

  body.nav-open {
    overflow: hidden;
  }

  body.nav-open .nav-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  body.nav-open .nav-sidebar {
    transform: translateX(0);
  }
}

/* ========== SECTIONS ========== */
.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-spacious {
  padding: var(--section-padding) 0;
}

@media (min-width: 1024px) {
  .section-spacious {
    padding: 6rem 0;
  }
}

.section-inner {
  width: var(--container);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 0.75rem;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
}

.section-spacious .section-header {
  margin-bottom: 3rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.7;
}

/* ========== HERO ========== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + 3rem) 0 4rem;
  position: relative;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: radial-gradient(ellipse 60% 50% at 70% 40%, rgba(37, 99, 235, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  width: var(--container);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  max-width: 540px;
}

.hero-inner.hero-simple {
  grid-template-columns: 1fr;
  justify-items: center;
  text-align: center;
}
.hero-inner.hero-simple .hero-content { max-width: 720px; }

.hero-visual {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.hero-img-wrap {
  position: relative;
  display: inline-block;
}

.hero-img-glow {
  position: absolute;
  inset: -15%;
  background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(37, 99, 235, 0.05) 0%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}

.hero-main-img {
  display: block;
  max-width: 460px;
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center bottom;
  border-radius: var(--radius-lg);
  position: relative;
  z-index: 1;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1), 0 8px 24px rgba(0, 0, 0, 0.06);
  opacity: 0;
  animation: fadeUp 0.9s var(--ease-out) 0.2s forwards;
}

/* Floating icons — tema claro */
.hero-float-icon {
  position: absolute;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(8px);
  animation: float 5s ease-in-out infinite;
  z-index: 2;
}

.hero-float-icon svg {
  width: 20px;
  height: 20px;
}

.hero-float-icon-1 { top: -8px; left: -16px; animation-delay: 0s; }
.hero-float-icon-2 { bottom: 18%; left: -24px; animation-delay: 1.2s; }
.hero-float-icon-3 { top: 50%; right: -20px; margin-top: -26px; animation-delay: 2.4s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  max-width: 520px;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.3s forwards;
}

.hero-title .accent {
  color: var(--accent);
  display: block;
  margin-top: 0.15em;
}

.hero-subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 460px;
  margin-bottom: 2rem;
  line-height: 1.7;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.4s forwards;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.5s forwards;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  letter-spacing: -0.01em;
  transition: all var(--duration) ease;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-hero {
  background: var(--accent);
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.5s forwards;
}

.btn-hero:hover {
  background: var(--accent-light);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn:focus-visible,
.carousel-dot:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-hover);
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.btn-split-cta { margin-top: 1.5rem; }
.btn-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 0.85rem;
  margin-left: var(--space-xs);
  transition: transform var(--duration);
}
.btn-secondary:hover .btn-arrow {
  transform: translateX(2px);
}

/* ========== SPLIT SECTIONS ========== */
.split-section {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 4rem;
  align-items: center;
}

.split-content {
  max-width: 500px;
}

.split-text {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 1rem;
}

.split-text:last-of-type {
  margin-bottom: 0;
}

.split-visual {
  position: relative;
}

.split-img-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.split-img-wrap img {
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* Overlay cards — tema claro e clean */
.split-overlay-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.split-overlay-card-1 {
  top: 1.25rem;
  left: 1.25rem;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--text-primary);
}

.split-card-icon {
  color: var(--accent);
  font-weight: 600;
}

.split-overlay-card-2 {
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
}

.split-card-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.split-card-list li {
  padding: 0.35rem 0;
  padding-left: 1.25rem;
  position: relative;
  color: var(--text-secondary);
  font-size: 0.8125rem;
  line-height: 1.5;
}

.split-card-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
}

.split-list {
  max-width: 480px;
}

.split-list-item {
  display: flex;
  gap: var(--space-md);
  margin-bottom: 1.5rem;
}

.split-list-item:last-child {
  margin-bottom: 0;
}

.split-list-accent {
  width: 3px;
  min-width: 3px;
  background: var(--accent);
  border-radius: 2px;
  align-self: stretch;
}

.split-list-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.split-list-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

@media (max-width: 768px) {
  .split-section {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .split-content { max-width: 100%; }
  .split-list { max-width: 100%; }
  .split-overlay-card-1,
  .split-overlay-card-2 {
    left: 0.75rem;
    right: 0.75rem;
  }
  .section-inner,
  .hero-inner { padding: 0 1rem; }
  .section-spacious .section-header { margin-bottom: 2rem; }
}

/* ========== CARDS ========== */
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: border-color var(--duration), transform var(--duration), box-shadow var(--duration);
  position: relative;
}

.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

/* Card do formulario (Contato) */
.contato-grid > .card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
  transform: none;
}

.contato-grid > .card:hover {
  border-color: rgba(37, 99, 235, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
  transform: none;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.card-text {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.65;
}

/* ========== CARROSSEL 3D ========== */
.carousel-3d-wrap {
  perspective: 1200px;
  padding: var(--space-3xl) 0;
  overflow: hidden;
}

.carousel-3d {
  position: relative;
  width: 100%;
  height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-3d-track {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-3d-item {
  position: absolute;
  width: 380px;
  transition: transform 0.8s var(--ease-out), opacity 0.8s var(--ease-out);
  transform-style: preserve-3d;
  cursor: pointer;
}

.carousel-3d-item.prev {
  transform: translateX(-105%) translateZ(-200px) rotateY(12deg) scale(0.85);
  opacity: 0.5;
  z-index: 1;
  pointer-events: auto;
}

.carousel-3d-item.active {
  transform: translateZ(0) scale(1);
  z-index: 3;
  opacity: 1;
}

.carousel-3d-item.next {
  transform: translateX(105%) translateZ(-200px) rotateY(-12deg) scale(0.85);
  opacity: 0.5;
  z-index: 1;
  pointer-events: auto;
}

.carousel-3d-item.carousel-3d-item-off {
  visibility: hidden;
  pointer-events: none;
  opacity: 0;
  transform: translateX(-200%) translateZ(-400px);
  z-index: 0;
}

.carousel-3d-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.carousel-3d-item.active .carousel-3d-card {
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
}

.carousel-mockups {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  min-height: 200px;
}

.carousel-mockups-img {
  min-height: 180px;
  padding: 0;
}

.carousel-product-img {
  width: 100%;
  max-width: 480px;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.mockup-phone {
  width: 100px;
  height: 180px;
  background: linear-gradient(165deg, #e5e7eb 0%, #d1d5db 50%, #9ca3af 100%);
  border-radius: 20px;
  border: 2px solid rgba(0,0,0,0.06);
  padding: 10px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
  position: relative;
}

.mockup-phone::before {
  content: '';
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 30%;
  height: 4px;
  background: #d1d5db;
  border-radius: 4px;
}

.mockup-phone-inner {
  width: 100%;
  height: 100%;
  background: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--accent);
  opacity: 0.7;
  border: 1px solid var(--border);
}

.mockup-desktop {
  width: 160px;
  height: 100px;
  background: linear-gradient(165deg, #e5e7eb 0%, #d1d5db 50%, #9ca3af 100%);
  border-radius: 10px;
  border: 2px solid rgba(0,0,0,0.06);
  padding: 8px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
  position: relative;
}

.mockup-desktop::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 8px;
  background: linear-gradient(180deg, #d1d5db, #e5e7eb);
  border-radius: 0 0 4px 4px;
}

.mockup-desktop-inner {
  width: 100%;
  height: 100%;
  background: #fff;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
  opacity: 0.7;
  border: 1px solid var(--border);
}

.carousel-product-category {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.carousel-product-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.carousel-product-summary {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.6;
}

.carousel-nav {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border-hover);
  border: none;
  cursor: pointer;
  transition: background var(--duration), transform var(--duration);
}

.carousel-dot.active {
  background: var(--accent);
  transform: scale(1.4);
}

/* ========== CLIENTES LOGOS ========== */
.clients-logos-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  margin-top: 0;
}

.client-logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: transform var(--duration), box-shadow var(--duration);
}

.client-logo-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.client-logo-item img {
  max-height: 80px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
  object-position: center;
  opacity: 0.7;
  transition: opacity var(--duration);
}

.client-logo-item:hover img {
  opacity: 1;
}

/* ========== PROOF / CLIENTS ========== */
.proof-section {
  padding: var(--space-4xl) 0;
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.client-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: border-color var(--duration), transform var(--duration);
}

.client-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.client-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.client-logo {
  width: 48px;
  height: 48px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
}

.client-segment {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}

.client-solution {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-bottom: var(--space-md);
}

.client-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap var(--duration);
}

.client-link:hover { gap: var(--space-sm); }

/* ========== SEGMENTS ========== */
.segments-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-2xl);
}

.segment-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  transition: border-color var(--duration), box-shadow var(--duration);
}

.segment-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.06);
}

.segment-card span {
  font-size: 2rem;
  opacity: 0.5;
}

.segment-card-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}
.segment-card-logo span {
  font-size: 0.9375rem;
  font-weight: 600;
  opacity: 1;
  color: var(--text-primary);
}
.segment-logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
}
.segment-logo-aws {
  width: 48px;
  height: 48px;
  object-fit: contain;
}
.segments-grid-logos {
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
}

/* ========== GRIDS ========== */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }

/* ========== FORM ========== */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.375rem;
  color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  transition: border-color var(--duration), box-shadow var(--duration);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-3xl);
  align-items: start;
}

/* ========== FOOTER ========== */
.footer {
  padding: var(--space-3xl) 0 0;
  border-top: 1px solid var(--border);
  margin-top: 0;
  background: var(--bg-secondary);
}

.footer-inner {
  width: var(--container);
  max-width: 100%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer-logo {
  display: inline-block;
}

.logo-footer-img {
  height: 100px;
  width: auto;
  object-fit: contain;
}

.footer-cta {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.footer-email {
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: color var(--duration);
}

.footer-email:hover {
  color: var(--accent);
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-col-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col-links li {
  margin-bottom: 0.625rem;
}

.footer-col-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: color var(--duration);
}

.footer-col-links a:hover {
  color: var(--accent);
}

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.footer-social a {
  color: var(--text-muted);
  transition: color var(--duration), transform var(--duration);
}

.footer-social a:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

.footer-bottom {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-copy {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin: 0;
}

/* ========== WHATSAPP FLUTUANTE ========== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 52px;
  height: 52px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
  z-index: 999;
  transition: transform var(--duration), box-shadow var(--duration);
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
}

/* ========== ANIMATIONS ========== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
}

.reveal.visible {
  animation: fadeUp 0.6s var(--ease-out) forwards;
}

/* ========== PAGINA SERVICOS ========== */
.service-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.service-card-f12 {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: border-color var(--duration), transform var(--duration), box-shadow var(--duration);
}

.service-card-f12:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.05);
}

.service-card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: var(--space-md);
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
}

.service-card-icon svg {
  width: 24px;
  height: 24px;
}

.service-card-title {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.service-card-text {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-bottom: var(--space-md);
}

.service-card-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap var(--duration);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.service-card-link:hover {
  gap: var(--space-sm);
}

/* Service hero blocks */
.service-hero-block {
  padding: var(--space-3xl) 0;
}

.service-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.service-hero-reverse .service-hero-content { order: 2; }
.service-hero-reverse .service-hero-visual { order: 1; }

.service-hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-lg);
}

.service-hero-text {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.service-hero-visual {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-hero-visual-img {
  width: 100%;
  max-width: 520px;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.service-hero-icon {
  position: absolute;
  width: 64px;
  height: 64px;
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  background: rgba(255, 255, 255, 0.9);
  color: var(--accent);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  animation: float 6s ease-in-out infinite;
}

.service-hero-icon-1 { top: 10%; right: 10%; animation-delay: 0s; }
.service-hero-icon-2 { top: 50%; left: 5%; animation-delay: 1.5s; }
.service-hero-icon-3 { bottom: 15%; right: 25%; animation-delay: 3s; }

/* Por que escolher */
.service-why-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-3xl);
  align-items: center;
}

.service-why-visual {
  position: relative;
  min-height: 380px;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.service-why-pattern {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, var(--accent-dim) 0%, transparent 50%),
    radial-gradient(circle at 30% 70%, rgba(37, 99, 235, 0.04) 0%, transparent 50%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

.service-why-list {
  list-style: none;
}

.service-why-list li {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border);
}

.service-why-list li:last-child {
  border-bottom: none;
}

.service-why-list strong {
  display: block;
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.service-why-list span {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.65;
}

.service-why-content .btn {
  margin-top: var(--space-lg);
}

/* Funcionalidades grid */
.service-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.service-feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: border-color var(--duration), transform var(--duration);
}

.service-feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.service-feature-icon {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.service-feature-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.service-feature-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .service-cards-grid { grid-template-columns: 1fr; }
  .service-features-grid { grid-template-columns: repeat(2, 1fr); }
  .service-hero-inner,
  .service-why-inner {
    grid-template-columns: 1fr;
  }
  .service-hero-reverse .service-hero-content,
  .service-hero-reverse .service-hero-visual { order: unset; }
  .service-why-visual { min-height: 200px; }
}

@media (max-width: 768px) {
  .service-features-grid { grid-template-columns: 1fr; }
}

/* ========== PROCESS STEPS ========== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.process-step {
  text-align: center;
  padding: var(--space-lg);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform var(--duration), box-shadow var(--duration);
}

.process-step:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
}

.process-step-num {
  width: 44px;
  height: 44px;
  background: var(--accent);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  color: #fff;
  margin: 0 auto var(--space-md);
}

.process-step-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

.process-step-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========== PRODUCT DETAIL ========== */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  padding: var(--space-2xl) 0;
}

.product-detail:last-of-type { border-bottom: none; }

.product-detail-mockups {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  align-items: flex-end;
}

.product-detail-img {
  max-width: 100%;
  width: 520px;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
}

.product-detail-benefits {
  list-style: none;
}

.product-detail-benefits li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.product-detail-benefits li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.9rem;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* ========== RESPONSIVE ========== */
@media (min-width: 1400px) {
  .hero { min-height: 85vh; }
}

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .carousel-3d-item { width: 320px; }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 3.5rem;
  }

  .logo-img { height: 68px; }
  .nav-logo .logo-img { max-height: 68px; }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .hero-content { max-width: 100%; }
  .hero-visual { min-height: 240px; order: -1; }
  .hero-float-icon { width: 36px; height: 36px; }
  .hero-float-icon svg { width: 16px; height: 16px; }

  .clients-logos-row { gap: var(--space-md); }
  .client-logo-item { padding: var(--space-sm) var(--space-md); }
  .client-logo-item img { max-height: 48px; max-width: 140px; }

  .nav-links { display: none; }
  .btn-nav { display: none !important; }
  .nav-toggle { display: flex; }

  .nav.open {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
  }

  .nav-toggle span {
    background: var(--text-primary);
  }

  .grid-2,
  .grid-3,
  .grid-4 { grid-template-columns: 1fr; }

  .hero-title { font-size: 1.625rem; }
  .hero { min-height: auto; padding: calc(var(--nav-height) + 2rem) 0 2rem; }

  .section-header { margin-bottom: 2rem; }

  .carousel-3d {
    height: 480px;
  }

  .carousel-3d-item {
    width: 280px;
  }

  .carousel-3d-item.prev {
    transform: translateX(-115%) translateZ(-150px) rotateY(15deg) scale(0.8);
    opacity: 0.4;
  }

  .carousel-3d-item.next {
    transform: translateX(115%) translateZ(-150px) rotateY(-15deg) scale(0.8);
    opacity: 0.4;
  }

  .product-detail {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .product-detail .product-detail-mockups {
    order: 2;
  }

  .product-detail > div:not(.product-detail-mockups) {
    order: 1;
  }

  .process-steps { grid-template-columns: 1fr; }

  .form-row { grid-template-columns: 1fr; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-2xl);
  }
  .footer {
    padding: var(--space-2xl) 0 0;
  }
  .footer-bottom {
    padding: var(--space-md) 0;
  }
  .footer-brand { align-items: center; text-align: center; }
  .footer-columns {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-col-title { margin-bottom: var(--space-sm); }
  .footer-social { justify-content: center; }

  .contato-grid { grid-template-columns: 1fr !important; }

  .service-hero-block { padding: var(--space-2xl) 0; }
}

/* HOME — mobile ordering */
@media (max-width: 768px) {
  body.home .hero-content { grid-row: 1; }
  body.home .hero-visual { grid-row: 2; order: 0; }

  body.home .quem-somos .split-content { grid-row: 1; }
  body.home .quem-somos .split-visual { grid-row: 2; }
}

@media (max-width: 480px) {
  :root { --container: min(100%, calc(100% - 1.25rem)); }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; }
  .hero-title { font-size: 1.5rem; }
  .section-title { font-size: 1.375rem; }
}