/* sistemas-ia.css - VERSÃO TOTALMENTE RESPONSIVA */

/* VARIÁVEIS DE CORES TECNOLÓGICAS */
:root {
  --primary-tech: #1a73e8;
  --primary-dark: #0f1c3f;
  --secondary-tech: #00c6ff;
  --accent-ai: #7b1fa2;
  --dark-tech: #0a0e1a;
  --light-tech: #e8f0fe;
  --gradient-tech: linear-gradient(135deg, #0f1c3f, #1a73e8);
  --gradient-ai: linear-gradient(135deg, #7b1fa2, #1a73e8);
  --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  --hover-shadow: 0 15px 40px rgba(26, 115, 232, 0.2);
}

/* RESET E CONFIGURAÇÕES GERAIS */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Para navbar fixa */
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  color: #333;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  overflow-x: hidden;
  width: 100%;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem); /* Padding responsivo */
}

/* HERO SECTION - TOTALMENTE RESPONSIVA */
.hero-section {
  background: var(--gradient-tech);
  color: white;
  padding: clamp(4rem, 10vw, 6rem) clamp(1rem, 3vw, 2rem) clamp(3rem, 8vw, 5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 80%, rgba(26, 115, 232, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(123, 31, 162, 0.15) 0%, transparent 50%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: min(900px, 90vw);
  margin: 0 auto;
}

.hero-section h1 {
  font-size: clamp(2rem, 5vw, 3.5rem); /* Fonte fluida */
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
  font-weight: 800;
  letter-spacing: -0.5px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  background: linear-gradient(to right, #fff, #a5d8ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.3rem); /* Fonte fluida */
  opacity: 0.95;
  margin-bottom: clamp(2rem, 5vw, 3rem);
  max-width: min(600px, 90vw);
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(2rem, 5vw, 3rem);
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.3s ease;
  min-width: 120px; /* Evita que fiquem muito pequenos */
}

.stat:hover {
  transform: translateY(-5px);
}

.stat-number {
  font-size: clamp(1.8rem, 4vw, 2.8rem); /* Fonte fluida */
  font-weight: 800;
  color: var(--secondary-tech);
  margin-bottom: 0.5rem;
  text-shadow: 0 0 20px rgba(0, 198, 255, 0.5);
}

.stat-label {
  font-size: clamp(0.8rem, 1.5vw, 0.95rem); /* Fonte fluida */
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
  max-width: 150px;
  text-align: center;
}

.hero-tech-icons {
  display: flex;
  justify-content: center;
  gap: clamp(1rem, 3vw, 2rem);
  margin-top: clamp(2rem, 5vw, 3rem);
  flex-wrap: wrap;
}

.tech-icon {
  font-size: clamp(1.8rem, 4vw, 2.5rem); /* Fonte fluida */
  animation: float 3s ease-in-out infinite;
  opacity: 0.8;
}

.tech-icon:nth-child(2) { animation-delay: 0.5s; }
.tech-icon:nth-child(3) { animation-delay: 1s; }
.tech-icon:nth-child(4) { animation-delay: 1.5s; }

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

/* INTRO SECTION RESPONSIVA */
.intro-section {
  padding: clamp(3rem, 8vw, 5rem) clamp(1rem, 3vw, 2rem);
  text-align: center;
  background: white;
}

.intro-section h2 {
  font-size: clamp(1.5rem, 4vw, 2.2rem); /* Fonte fluida */
  color: var(--primary-dark);
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
  font-weight: 700;
  max-width: min(800px, 90vw);
  margin-left: auto;
  margin-right: auto;
  line-height: 1.3;
}

.intro-section p {
  font-size: clamp(1rem, 1.5vw, 1.1rem); /* Fonte fluida */
  max-width: min(700px, 90vw);
  margin: 0 auto clamp(1.5rem, 4vw, 2rem);
  color: #555;
  line-height: 1.7;
}

.highlight-quote {
  font-size: clamp(1.1rem, 2vw, 1.3rem); /* Fonte fluida */
  font-style: italic;
  color: var(--primary-tech);
  padding: clamp(1rem, 3vw, 1.5rem);
  border-left: 4px solid var(--secondary-tech);
  background: var(--light-tech);
  border-radius: 8px;
  max-width: min(600px, 90vw);
  margin: clamp(2rem, 5vw, 3rem) auto 0;
  font-weight: 500;
  line-height: 1.5;
}

/* IMAGE SECTION TOTALMENTE RESPONSIVA */
.image-section {
  padding: clamp(2rem, 5vw, 3rem) clamp(1rem, 3vw, 2rem);
  background: white;
}

.image-wrapper {
  max-width: min(1000px, 95vw);
  margin: 0 auto;
  border-radius: clamp(8px, 2vw, 16px);
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.image-wrapper:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.image-wrapper img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
  max-height: 600px;
  object-fit: cover;
}

.image-wrapper:hover img {
  transform: scale(1.02);
}

/* SERVICES SECTION RESPONSIVA */
.services-section {
  padding: clamp(3rem, 8vw, 5rem) clamp(1rem, 3vw, 2rem);
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.section-title {
  text-align: center;
  color: var(--primary-dark);
  margin-bottom: clamp(2rem, 5vw, 3rem);
  font-size: clamp(1.5rem, 4vw, 2.2rem); /* Fonte fluida */
  font-weight: 700;
  line-height: 1.3;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 90vw), 1fr)); /* Mais responsivo */
  gap: clamp(1rem, 3vw, 2rem);
  width: 100%;
}

.service-card {
  background: white;
  border-radius: clamp(8px, 2vw, 16px);
  padding: clamp(1.5rem, 4vw, 2.5rem) clamp(1rem, 3vw, 1.5rem);
  box-shadow: var(--card-shadow);
  transition: all 0.4s ease;
  border: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
  overflow: hidden;
  width: 100%;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

.web-dev::before {
  background: linear-gradient(90deg, #1a73e8, #00c6ff);
}

.systems::before {
  background: linear-gradient(90deg, #7b1fa2, #1a73e8);
}

.apps::before {
  background: linear-gradient(90deg, #00c853, #00e5ff);
}

.ia::before {
  background: linear-gradient(90deg, #ff6f00, #ffab40);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--hover-shadow);
}

.card-header {
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 2vw, 1rem);
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
  flex-wrap: wrap;
}

.card-icon {
  font-size: clamp(1.8rem, 4vw, 2.2rem);
}

.service-card h3 {
  color: var(--primary-dark);
  margin-bottom: clamp(0.75rem, 2vw, 1rem);
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  font-weight: 600;
  line-height: 1.3;
}

.service-card p {
  color: #555;
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
  line-height: 1.6;
  font-size: clamp(0.9rem, 1.5vw, 1rem);
}

.card-features {
  list-style: none;
  margin-top: clamp(1rem, 3vw, 1.5rem);
}

.card-features li {
  padding: clamp(0.5rem, 1vw, 0.75rem) 0;
  padding-left: clamp(1.5rem, 3vw, 2rem);
  position: relative;
  color: #444;
  transition: color 0.3s ease;
  font-size: clamp(0.85rem, 1.5vw, 0.95rem);
}

.card-features li:hover {
  color: var(--primary-tech);
}

.card-features li::before {
  content: '▸';
  color: var(--primary-tech);
  font-weight: bold;
  position: absolute;
  left: 0;
  font-size: clamp(1rem, 2vw, 1.2rem);
}

/* WORKFLOW SECTION RESPONSIVA */
.workflow-section {
  padding: clamp(3rem, 8vw, 5rem) clamp(1rem, 3vw, 2rem);
  background: var(--gradient-tech);
  color: white;
  text-align: center;
}

.workflow-section h2 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  margin-bottom: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: white;
  line-height: 1.3;
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 90vw), 1fr));
  gap: clamp(1rem, 3vw, 2rem);
  max-width: min(1000px, 95vw);
  margin: 0 auto;
}

.step {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: clamp(8px, 2vw, 16px);
  padding: clamp(1.5rem, 4vw, 2rem) clamp(1rem, 3vw, 1.5rem);
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 100%;
}

.step:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(40px, 8vw, 50px);
  height: clamp(40px, 8vw, 50px);
  background: var(--secondary-tech);
  color: var(--primary-dark);
  border-radius: 50%;
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 700;
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
}

.step h4 {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  margin-bottom: clamp(0.75rem, 2vw, 1rem);
  color: white;
  font-weight: 600;
  line-height: 1.3;
}

.step p {
  opacity: 0.9;
  font-size: clamp(0.85rem, 1.5vw, 0.95rem);
  line-height: 1.5;
}

/* CTA SECTION RESPONSIVA */
.cta-section {
  padding: clamp(3rem, 8vw, 5rem) clamp(1rem, 3vw, 2rem);
  background: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-tech);
}

.cta-content {
  max-width: min(700px, 90vw);
  margin: 0 auto;
}

.cta-section h2 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  color: var(--primary-dark);
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
  font-weight: 700;
  line-height: 1.3;
}

.cta-section p {
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  color: #555;
  margin-bottom: clamp(2rem, 5vw, 3rem);
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: clamp(1rem, 3vw, 1.5rem);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: clamp(1.5rem, 4vw, 2rem);
}

.btn-primary, .btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.5rem, 1vw, 0.75rem);
  padding: clamp(0.875rem, 2vw, 1.125rem) clamp(1.5rem, 3vw, 2.25rem);
  border-radius: clamp(8px, 2vw, 12px);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: clamp(0.9rem, 1.5vw, 1.05rem);
  min-width: min(220px, 90vw);
  max-width: 100%;
  border: none;
  cursor: pointer;
  text-align: center;
}

.btn-primary {
  background: var(--gradient-tech);
  color: white;
  box-shadow: 0 6px 20px rgba(26, 115, 232, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(26, 115, 232, 0.4);
  background: linear-gradient(135deg, #0f1c3f, #1557b7);
}

.btn-secondary {
  background: white;
  color: var(--primary-dark);
  border: 2px solid var(--primary-tech);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
  background: var(--light-tech);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.cta-note {
  font-size: clamp(0.8rem, 1.5vw, 0.9rem);
  color: #777;
  margin-top: clamp(1rem, 3vw, 1.5rem);
  font-style: italic;
}

/* ===== MEDIA QUERIES ESPECÍFICAS ===== */

/* Tablets grandes e pequenos PCs (769px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .workflow-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Tablets pequenos (577px - 768px) */
@media (min-width: 577px) and (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .workflow-steps {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
  
  .hero-stats {
    gap: 2rem;
  }
}

/* Smartphones grandes (481px - 576px) */
@media (min-width: 481px) and (max-width: 576px) {
  .hero-stats {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-around;
  }
  
  .stat {
    min-width: 45%;
  }
}

/* Smartphones (360px - 480px) */
@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: 2rem;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-primary, .btn-secondary {
    width: 100%;
    max-width: 300px;
  }
  
  .hero-tech-icons {
    gap: 1.5rem;
  }
}

/* Smartphones muito pequenos (até 359px) */
@media (max-width: 359px) {
  html {
    font-size: 14px;
  }
  
  .container {
    padding: 0 0.75rem;
  }
  
  .hero-section h1 {
    font-size: 1.8rem;
  }
  
  .stat {
    min-width: 100%;
  }
  
  .services-grid,
  .workflow-steps {
    gap: 1rem;
  }
}

/* iPads em modo paisagem */
@media (min-width: 768px) and (max-width: 1024px) and (orientation: landscape) {
  .hero-section {
    min-height: auto;
    padding: 5rem 2rem;
  }
  
  .hero-section h1 {
    font-size: 2.5rem;
  }
}

/* Telas muito grandes (acima de 1920px) */
@media (min-width: 1921px) {
  .container {
    max-width: 1400px;
  }
  
  .hero-section h1 {
    font-size: 4rem;
  }
  
  .hero-subtitle {
    font-size: 1.5rem;
  }
}

/* Para dispositivos com hover (mouse) */
@media (hover: hover) {
  .service-card:hover,
  .step:hover,
  .btn-primary:hover,
  .btn-secondary:hover {
    transform: translateY(-5px);
  }
}

/* Para dispositivos touch (sem hover) */
@media (hover: none) {
  .service-card:active,
  .step:active {
    transform: scale(0.98);
  }
  
  .btn-primary:active,
  .btn-secondary:active {
    transform: scale(0.95);
  }
}

/* Para reduzir movimento (acessibilidade) */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Para dark mode (opcional) */
@media (prefers-color-scheme: dark) {
  body {
    background: linear-gradient(180deg, #0a0e1a 0%, #111827 100%);
    color: #e5e7eb;
  }
  
  .intro-section,
  .services-section,
  .cta-section {
    background: #1f2937;
  }
  
  .service-card {
    background: #374151;
    color: #e5e7eb;
  }
  
  .service-card p,
  .service-card h3 {
    color: #e5e7eb;
  }
}
/* ===== MENU DE NAVEGAÇÃO PARA PÁGINAS DE SERVIÇO ===== */

/* Container principal do menu */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo no menu */
.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  transition: transform 0.3s ease;
}

.logo-link:hover {
  transform: scale(1.05);
}

.logo-menu {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--primaria);
  object-fit: cover;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
  letter-spacing: -0.5px;
}

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

/* Menu principal */
.nav-menu {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.nav-link:hover {
  background: rgba(79, 70, 229, 0.2);
  color: white;
  transform: translateY(-2px);
}

.nav-link.active {
  background: linear-gradient(135deg, var(--primaria), var(--secundaria));
  color: white;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

/* Botão de voltar */
.btn-voltar {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-voltar:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* Menu mobile */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

/* Responsividade do menu */
@media (max-width: 768px) {
  .header-container {
    flex-wrap: wrap;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-link {
    padding: 0.875rem 1rem;
    justify-content: center;
    font-size: 1rem;
  }
  
  .btn-voltar {
    margin-top: 1rem;
    justify-content: center;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .logo-text {
    font-size: 1.1rem;
  }
  
  .logo-menu {
    width: 35px;
    height: 35px;
  }
}