/* ==========================================================================
   KMHI INFORMÁTICA - DESIGN SYSTEM & FOLHA DE ESTILOS
   Design moderno, responsivo, mobile-first e de alta performance
   ========================================================================== */

/* --- VARIÁVEIS CSS (DESIGN TOKENS) --- */
:root {
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-light: #e0f2fe;
  --primary-gradient: linear-gradient(135deg, #0284c7 0%, #1e96fc 100%);
  --secondary: #0f172a;
  --secondary-light: #1e293b;
  
  --accent: #1e96fc;
  --accent-glow: rgba(30, 150, 252, 0.25);
  --success: #10b981;
  --whatsapp: #25d366;
  --whatsapp-hover: #20ba5a;

  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-dark: #090d16;
  --bg-dark-card: #111827;

  --text-main: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-white: #ffffff;

  --border-color: #e2e8f0;
  --border-light: rgba(226, 232, 240, 0.8);
  --border-dark: #1f2937;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 9999px;

  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.08), 0 6px 12px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 24px 38px -6px rgba(15, 23, 42, 0.12), 0 10px 16px -6px rgba(15, 23, 42, 0.06);

  --transition-fast: 0.2s ease-in-out;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 85px;
}

body {
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

button, input {
  font-family: inherit;
}

/* --- CONTAINER CENTRALIZADO --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- TIPOGRAFIA & BADGES --- */
.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background-color: var(--primary-light);
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 56px auto;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
}

/* --- BOTÕES MODERNOS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 26px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  line-height: 1.2;
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--primary-gradient);
  color: var(--text-white);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369a1 0%, #0284c7 100%);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.45);
  transform: translateY(-2px);
}

.btn-dark {
  background-color: var(--secondary);
  color: var(--text-white);
}

.btn-dark:hover {
  background-color: var(--secondary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background-color: var(--primary-light);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background-color: var(--whatsapp);
  color: var(--text-white);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background-color: var(--whatsapp-hover);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.875rem;
}

/* ==========================================================================
   HEADER & NAVEGAÇÃO
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--secondary);
  letter-spacing: -0.02em;
}

.logo-text span {
  color: var(--primary);
}

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

.nav-list {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-weight: 600;
  color: var(--text-body);
  font-size: 1rem;
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover {
  color: var(--primary);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Botão Hamburger Mobile */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--secondary);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.menu-toggle:hover {
  background-color: var(--primary-light);
}

.menu-toggle svg {
  width: 28px;
  height: 28px;
  display: block;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  position: relative;
  padding: 70px 0 90px 0;
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-page) 100%);
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(30, 150, 252, 0.12) 0%, rgba(255, 255, 255, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}

.hero-content {
  max-width: 620px;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--secondary);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-title .highlight {
  color: var(--primary);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-body);
  line-height: 1.6;
  margin-bottom: 36px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.hero-feature-item svg {
  width: 20px;
  height: 20px;
  color: var(--success);
  flex-shrink: 0;
}

/* Card Visual do Hero */
.hero-visual {
  position: relative;
}

.hero-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  position: relative;
  z-index: 1;
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.hero-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--secondary);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background-color: #ecfdf5;
  color: #059669;
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--success);
  border-radius: 50%;
  animation: pulse-dot 1.8s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

.hero-card-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.card-list-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px;
  background: var(--bg-page);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  transition: transform var(--transition-fast);
}

.card-list-item:hover {
  transform: translateX(4px);
  border-color: var(--primary);
}

.item-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

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

.item-text h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--secondary);
}

.item-text p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   SOLUÇÕES & SERVIÇOS (#servicos)
   ========================================================================== */
.services-section {
  padding: 100px 0;
  background-color: var(--bg-card);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--primary-gradient);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-6px);
  background: #ffffff;
  border-color: rgba(2, 132, 199, 0.3);
  box-shadow: var(--shadow-xl);
}

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

.service-icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-icon-wrapper {
  transform: scale(1.08);
  background: var(--primary);
  color: var(--text-white);
}

.service-icon-wrapper svg {
  width: 30px;
  height: 30px;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-benefits {
  list-style: none;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-benefits li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.service-benefits li svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
  flex-shrink: 0;
}

/* ==========================================================================
   DESTAQUE: SUPORTE REMOTO TEAMVIEWER (#suporte)
   ========================================================================== */
.support-section {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--secondary) 0%, #0a1120 100%);
  color: var(--text-white);
  position: relative;
  overflow: hidden;
}

.support-section::after {
  content: '';
  position: absolute;
  bottom: -150px;
  right: -100px;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(30, 150, 252, 0.18) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.support-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}

.support-badge {
  background-color: rgba(30, 150, 252, 0.2);
  color: #60a5fa;
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.support-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-white);
  line-height: 1.2;
  margin-bottom: 20px;
}

.support-desc {
  font-size: 1.1rem;
  color: #94a3b8;
  line-height: 1.6;
  margin-bottom: 32px;
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 40px;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.step-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  flex-shrink: 0;
  box-shadow: 0 0 12px rgba(2, 132, 199, 0.5);
}

.step-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 4px;
}

.step-content p {
  font-size: 0.9rem;
  color: #94a3b8;
}

.support-visual-card {
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  backdrop-filter: blur(8px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.tv-logo-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  background: rgba(2, 132, 199, 0.15);
  border: 1px solid rgba(2, 132, 199, 0.4);
  border-radius: var(--radius-pill);
  font-weight: 700;
  color: #38bdf8;
  margin-bottom: 24px;
}

.support-visual-card h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.support-visual-card p {
  color: #94a3b8;
  font-size: 0.95rem;
  margin-bottom: 32px;
}

/* ==========================================================================
   SOBRE NÓS (#sobre)
   ========================================================================== */
.about-section {
  padding: 100px 0;
  background-color: var(--bg-page);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 60px;
}

.about-image-wrapper {
  position: relative;
}

.about-image-wrapper img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
}

.about-experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--secondary);
  color: var(--text-white);
  padding: 18px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.badge-years {
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}

.badge-text {
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.2;
}

.about-content h2 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--secondary);
  line-height: 1.25;
  margin-bottom: 20px;
}

.about-content p {
  font-size: 1.05rem;
  color: var(--text-body);
  margin-bottom: 24px;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}

.value-item {
  background: var(--bg-card);
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.value-item h4 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 6px;
}

.value-item h4 svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
}

.value-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  font-size: 0.825rem;
  font-weight: 700;
  color: var(--secondary);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.tech-tag:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  background-color: var(--primary-light);
}

/* ==========================================================================
   CONTATO & CHAMADA FINAL (#contato)
   ========================================================================== */
.contact-section {
  padding: 90px 0;
  background-color: var(--bg-card);
  border-top: 1px solid var(--border-color);
}

.contact-card-banner {
  background: var(--primary-gradient);
  border-radius: var(--radius-lg);
  padding: 60px 48px;
  color: var(--text-white);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 40px;
  box-shadow: var(--shadow-xl);
}

.contact-info h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.2;
}

.contact-info p {
  font-size: 1.1rem;
  opacity: 0.95;
  margin-bottom: 28px;
  max-width: 550px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.channel-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-white);
}

.channel-link svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.contact-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  background-color: var(--secondary);
  color: #94a3b8;
  padding: 60px 0 30px 0;
  border-top: 1px solid var(--border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .logo-text {
  color: var(--text-white);
}

.footer-brand .logo-text span {
  color: #38bdf8;
}

.footer-brand p {
  margin-top: 14px;
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 18px;
}

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

.footer-links a {
  font-size: 0.95rem;
  color: #94a3b8;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent);
  transform: translateX(4px);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
}

/* ==========================================================================
   BOTÃO FLUTUANTE DE WHATSAPP
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background-color: var(--whatsapp);
  color: #ffffff;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: all var(--transition-fast);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
}

.whatsapp-float:hover {
  background-color: var(--whatsapp-hover);
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}

/* ==========================================================================
   RESPONSIVIDADE (MEDIA QUERIES)
   ========================================================================== */

/* Telas Médias / Tablets Grandes (<= 1024px) */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.5rem;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .support-grid {
    gap: 40px;
  }

  .contact-card-banner {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 40px 30px;
  }

  .contact-info p {
    margin: 0 auto 24px auto;
  }

  .contact-channels {
    align-items: center;
  }

  .contact-actions {
    align-items: center;
    width: 100%;
  }

  .about-grid {
    gap: 40px;
  }
}

/* Tablets e Celulares (<= 768px) */
@media (max-width: 768px) {
  .nav-container {
    height: 70px;
  }

  .menu-toggle {
    display: block;
  }

  /* Menu Mobile Expansível */
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 16px;
  }

  .nav-link {
    font-size: 1.15rem;
    width: 100%;
    display: block;
    padding: 8px 0;
  }

  .nav-actions {
    width: 100%;
    flex-direction: column;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
  }

  .nav-actions .btn {
    width: 100%;
  }

  /* Hero Section Mobile */
  .hero {
    padding: 40px 0 60px 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-title {
    font-size: 2.15rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .services-section,
  .support-section,
  .about-section,
  .contact-section {
    padding: 60px 0;
  }

  .section-title {
    font-size: 1.85rem;
  }

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

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

  .about-experience-badge {
    bottom: -15px;
    right: 10px;
    padding: 12px 18px;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

/* Celulares Menores (<= 480px) */
@media (max-width: 480px) {
  .hero-title {
    font-size: 1.85rem;
  }

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

  .about-values {
    grid-template-columns: 1fr;
  }

  .whatsapp-float {
    width: 52px;
    height: 52px;
    bottom: 20px;
    right: 20px;
  }

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