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

:root {
  --bg-primary: #06060b;
  --bg-secondary: #0c0c14;
  --bg-card: #0f0f1a;
  --bg-card-hover: #141425;
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --text-primary: #f0f0f5;
  --text-secondary: #8888a0;
  --text-muted: #55556a;
  --accent-1: #6c5ce7;
  --accent-2: #00d2ff;
  --accent-3: #a855f7;
  --gradient-main: linear-gradient(135deg, #6c5ce7, #00d2ff);
  --gradient-alt: linear-gradient(135deg, #a855f7, #6c5ce7, #00d2ff);
  --glow-purple: rgba(108, 92, 231, 0.15);
  --glow-cyan: rgba(0, 210, 255, 0.1);
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

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

.cursor-glow {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow-purple), transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

body:hover .cursor-glow {
  opacity: 1;
}

.grid-bg {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 40px 0 16px;
  transition: all 0.4s var(--ease-out);
}

.nav.scrolled {
  background: rgba(6, 6, 11, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  min-height: 72px;
  display: flex;
  align-items: center;
}

.nav-container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.logo-svg {
  height: 36px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color 0.3s;
  font-weight: 500;
}

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

.nav-cta {
  padding: 10px 24px !important;
  background: var(--gradient-main) !important;
  border-radius: 100px;
  color: white !important;
  font-weight: 600 !important;
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(108, 92, 231, 0.4);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(6, 6, 11, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}

.mobile-menu.active {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu a {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color 0.3s;
}

.mobile-menu a:hover {
  color: var(--text-primary);
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  overflow: hidden;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid rgba(108, 92, 231, 0.2);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-2);
  margin-bottom: 32px;
  letter-spacing: 0.02em;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent-2);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.gradient-text {
  background: var(--gradient-alt);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--ease-spring);
  border: none;
  font-family: var(--font-main);
}

.btn-primary {
  background: var(--gradient-main);
  color: white;
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 40px rgba(108, 92, 231, 0.5);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-hover);
}

.btn-ghost:hover {
  border-color: var(--accent-1);
  color: var(--text-primary);
  transform: translateY(-3px);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-suffix {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}

.hero-orb-1 {
  width: 500px;
  height: 500px;
  background: rgba(108, 92, 231, 0.15);
  top: -100px;
  right: -100px;
  animation: float-orb 8s ease-in-out infinite;
}

.hero-orb-2 {
  width: 400px;
  height: 400px;
  background: rgba(0, 210, 255, 0.08);
  bottom: -50px;
  left: -100px;
  animation: float-orb 10s ease-in-out infinite reverse;
}

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -30px); }
  66% { transform: translate(-20px, 20px); }
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-2);
  margin-bottom: 16px;
  font-family: var(--font-mono);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

.about {
  padding: 120px 0;
  position: relative;
  z-index: 1;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.about-lead {
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: 20px;
  line-height: 1.7;
}

.about-text p {
  margin-bottom: 16px;
}

.about-text strong {
  color: var(--accent-2);
  font-weight: 600;
}

.about-text em {
  color: var(--accent-3);
  font-style: normal;
  font-weight: 500;
}

.about-timeline {
  position: relative;
  padding-left: 32px;
}

.about-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--border), var(--accent-1), var(--accent-2));
}

.timeline-item {
  position: relative;
  margin-bottom: 36px;
  padding-left: 24px;
  opacity: 0.5;
  transition: opacity 0.3s;
}

.timeline-item:hover, .timeline-item.active {
  opacity: 1;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -37px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--accent-1);
}

.timeline-item.active::before {
  background: var(--accent-2);
  border-color: var(--accent-2);
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.5);
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-2);
  font-weight: 500;
  margin-bottom: 4px;
}

.timeline-content h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.timeline-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.services {
  padding: 120px 0;
  position: relative;
  z-index: 1;
  background: var(--bg-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px;
  transition: all 0.4s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity 0.4s;
}

.service-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(108, 92, 231, 0.1);
  border-radius: 14px;
  padding: 10px;
}

.service-icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--accent-2);
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.service-tags span {
  padding: 4px 12px;
  background: rgba(108, 92, 231, 0.08);
  border: 1px solid rgba(108, 92, 231, 0.15);
  border-radius: 100px;
  font-size: 0.72rem;
  color: var(--accent-2);
  font-family: var(--font-mono);
  font-weight: 500;
}

.differentials {
  padding: 120px 0;
  position: relative;
  z-index: 1;
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.diff-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  transition: all 0.4s var(--ease-out);
  position: relative;
}

.diff-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.diff-number {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-1);
  font-weight: 500;
  margin-bottom: 16px;
  opacity: 0.6;
}

.diff-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.diff-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.tech-marquee {
  padding: 40px 0;
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  position: relative;
  z-index: 1;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.marquee-content {
  display: flex;
  align-items: center;
  gap: 40px;
  padding-right: 40px;
}

.marquee-content span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  transition: color 0.3s;
}

.marquee-dot {
  font-size: 0.5rem;
  color: var(--accent-1) !important;
  opacity: 0.4;
}

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

.contact {
  padding: 120px 0;
  position: relative;
  z-index: 1;
}

.chat-container {
  max-width: 640px;
  margin: 0 auto;
}

.chat-window {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.4), 0 0 60px var(--glow-purple);
}

.chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.01);
}

.chat-avatar {
  position: relative;
  width: 40px;
  height: 40px;
  background: var(--gradient-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.avatar-ring {
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: var(--gradient-main) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: ring-spin 4s linear infinite;
}

@keyframes ring-spin {
  to { transform: rotate(360deg); }
}

.chat-header-info {
  display: flex;
  flex-direction: column;
}

.chat-name {
  font-weight: 700;
  font-size: 0.95rem;
}

.chat-status {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: #22c55e;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

.chat-messages {
  padding: 24px;
  min-height: 360px;
  max-height: 400px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  scroll-behavior: smooth;
}

.chat-messages::-webkit-scrollbar {
  width: 4px;
}

.chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 2px;
}

.chat-msg {
  display: flex;
  gap: 10px;
  animation: msg-in 0.4s var(--ease-out);
}

@keyframes msg-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
}

.chat-msg.bot {
  align-self: flex-start;
}

.chat-msg.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chat-msg-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.chat-msg.bot .chat-msg-avatar {
  background: var(--gradient-main);
}

.chat-msg.user .chat-msg-avatar {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

.chat-msg-bubble {
  padding: 12px 18px;
  border-radius: 18px;
  max-width: 80%;
  font-size: 0.9rem;
  line-height: 1.6;
}

.chat-msg.bot .chat-msg-bubble {
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid rgba(108, 92, 231, 0.15);
  border-bottom-left-radius: 6px;
  color: var(--text-primary);
}

.chat-msg.user .chat-msg-bubble {
  background: var(--gradient-main);
  color: white;
  border-bottom-right-radius: 6px;
}

.chat-typing {
  display: flex;
  gap: 4px;
  padding: 8px 0;
}

.chat-typing span {
  width: 6px;
  height: 6px;
  background: var(--accent-2);
  border-radius: 50%;
  animation: typing-bounce 1.4s ease-in-out infinite;
}

.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-6px); opacity: 1; }
}

.chat-suggestions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 0 24px 12px;
}

.chat-suggestion {
  padding: 8px 16px;
  background: rgba(108, 92, 231, 0.08);
  border: 1px solid rgba(108, 92, 231, 0.2);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--accent-2);
  cursor: pointer;
  transition: all 0.3s;
  font-family: var(--font-main);
}

.chat-suggestion:hover {
  background: rgba(108, 92, 231, 0.15);
  border-color: var(--accent-1);
  transform: translateY(-1px);
}

.chat-suggestion-whatsapp {
  background: rgba(37, 211, 102, 0.1);
  border-color: rgba(37, 211, 102, 0.3);
  color: #25D366;
}

.chat-suggestion-whatsapp:hover {
  background: rgba(37, 211, 102, 0.2);
  border-color: #25D366;
  color: #25D366;
}

.chat-input-wrapper {
  display: flex;
  gap: 8px;
  padding: 16px 24px 24px;
  align-items: center;
}

.chat-input-wrapper input {
  flex: 1;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: var(--font-main);
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.chat-input-wrapper input:focus {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.1);
}

.chat-input-wrapper input::placeholder {
  color: var(--text-muted);
}

#chatSend {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-main);
  border: none;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--ease-spring);
  flex-shrink: 0;
}

#chatSend:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.4);
}

.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding-top: 64px;
  position: relative;
  z-index: 1;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 12px;
}

.footer-links {
  display: flex;
  gap: 80px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.footer-col a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color 0.3s;
}

.footer-col a:hover {
  color: var(--text-primary);
}

.footer-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color 0.3s, transform 0.3s var(--ease-spring);
}

.footer-whatsapp:hover {
  color: #25D366;
}

.footer-whatsapp-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
}

.footer-whatsapp-icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
}

.footer-whatsapp:hover .footer-whatsapp-icon {
  color: #25D366;
}

.footer-address {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* Botão flutuante WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .mobile-menu {
    display: flex;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-stats {
    gap: 24px;
  }

  .stat-divider {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .diff-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
  }

  .footer-links {
    flex-direction: column;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .whatsapp-float {
    bottom: 16px;
    right: 16px;
    width: 50px;
    height: 50px;
  }

  .whatsapp-float svg {
    width: 24px;
    height: 24px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .chat-messages {
    min-height: 280px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
}