:root {
  /* Paleta SEMAE Oficial + Vibe Tech */
  --primary-blue: #004b87;     /* Azul Institucional SEMAE */
  --secondary-cyan: #00a8cc;   /* Ciano Água / Destaque Tech */
  --dark-bg: #070d19;          /* Fundo Escuro para o Laboratório */
  --dark-card: rgba(13, 25, 48, 0.65);
  --border-glow: rgba(0, 168, 204, 0.25);
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --font-sans: 'Inter', sans-serif;
  --font-mono: 'Fira Code', monospace;

  /* Accent Colors de Marcas */
  --oracle-color: #f80000;
  --mikrotik-color: #003366;
  --nginx-color: #009639;
  --cloudflare-color: #f38020;
  --canonical-color: #e95420;
  --devops-color: #2496ed;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--dark-bg);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Background Gráfico com Grid e Gradiente */
.tech-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: 
    radial-gradient(circle at 15% 20%, rgba(0, 75, 135, 0.35) 0%, transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(0, 168, 204, 0.2) 0%, transparent 45%),
    linear-gradient(rgba(7, 13, 25, 0.95), rgba(7, 13, 25, 0.95)),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 100% 100%, 40px 40px, 40px 40px;
  z-index: -1;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header & Nav */
.navbar {
  position: sticky;
  top: 0;
  backdrop-filter: blur(12px);
  background: rgba(7, 13, 25, 0.8);
  border-bottom: 1px solid var(--border-glow);
  z-index: 100;
  padding: 1.2rem 0;
}

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

.logo {
  text-decoration: none;
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.logo-brand { color: #ffffff; }
.logo-domain { color: var(--secondary-cyan); }

.badge-lab {
  background: var(--primary-blue);
  color: #fff;
  font-size: 0.65rem;
  font-family: var(--font-mono);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  margin-left: 0.4rem;
  border: 1px solid var(--secondary-cyan);
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

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

/* Componentes de Botões */
.btn-primary, .btn-primary-sm, .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-blue), var(--secondary-cyan));
  color: #fff;
  padding: 0.85rem 1.8rem;
  box-shadow: 0 0 15px rgba(0, 168, 204, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(0, 168, 204, 0.5);
}

.btn-primary-sm {
  background: var(--primary-blue);
  color: #fff;
  padding: 0.5rem 1.1rem;
  font-size: 0.85rem;
  border: 1px solid var(--secondary-cyan);
}

.btn-secondary {
  background: transparent;
  color: var(--text-main);
  padding: 0.85rem 1.8rem;
  border: 1px solid var(--border-glow);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--secondary-cyan);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Glassmorphism Cards */
.glass-card {
  background: var(--dark-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glow);
  border-radius: 12px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: var(--secondary-cyan);
  box-shadow: 0 10px 30px rgba(0, 168, 204, 0.15);
}

/* Hero Section */
.hero {
  padding: 8rem 0 5rem;
  text-align: center;
}

.hero-content {
  max-width: 850px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 75, 135, 0.3);
  border: 1px solid var(--border-glow);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--secondary-cyan);
  margin-bottom: 1.5rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--secondary-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--secondary-cyan);
  animation: pulse 1.8s infinite;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff, var(--secondary-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

/* Seções Gerais */
.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-tag {
  font-family: var(--font-mono);
  color: var(--secondary-cyan);
  font-size: 0.8rem;
  letter-spacing: 2px;
}

.section-header h2 {
  font-size: 2.2rem;
  margin: 0.5rem 0;
}

.section-header p {
  color: var(--text-muted);
}

/* Grid Tecnológica */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.tech-card {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.tech-icon {
  font-size: 2.2rem;
  margin-bottom: 1.2rem;
}

.oracle-color { color: var(--oracle-color); }
.mikrotik-color { color: #3b82f6; }
.nginx-color { color: var(--nginx-color); }
.cloudflare-color { color: var(--cloudflare-color); }
.canonical-color { color: var(--canonical-color); }
.devops-color { color: var(--devops-color); }

.tech-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
}

.tech-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  color: var(--secondary-cyan);
  border: 1px solid rgba(0, 168, 204, 0.2);
}

/* Seção de Métricas */
.status-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  padding: 3rem;
  text-align: center;
  gap: 2rem;
}

.status-item .counter {
  font-size: 3rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--secondary-cyan);
}

.status-item .unit {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--primary-blue);
}

.status-item p {
  color: var(--text-muted);
  margin-top: 0.4rem;
  font-size: 0.9rem;
}

/* Rodapé */
.footer {
  border-top: 1px solid var(--border-glow);
  background: rgba(5, 9, 18, 0.9);
  padding: 3rem 0 1.5rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 0.3rem;
}

.external-link {
  color: var(--secondary-cyan);
  text-decoration: none;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.external-link:hover {
  text-decoration: underline;
}

.copyright {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 1.5rem;
}

/* Animações */
@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Mobile Responsivo */
@media (max-width: 768px) {
  .hero-title { font-size: 2.2rem; }
  .mobile-toggle { display: block; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--dark-bg);
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-glow);
  }
  .nav-menu.active { display: flex; }
  .hero-actions { flex-direction: column; }
  .footer-content { flex-direction: column; gap: 1.5rem; text-align: center; }
}