:root {
  --bg: #0b0f1a;
  --card: #161e2e;
  --primary: #38bdf8;
  --primary-hover: #0ea5e9;
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --border: rgba(255, 255, 255, 0.08);
}

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

html {
  scroll-padding-top: 90px;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

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

/* Navbar */
.navbar {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(11, 15, 26, 0.8);
  backdrop-filter: blur(10px);
  z-index: 1000;
}
.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-family: "Roboto Mono", monospace;
  font-weight: bold;
  font-size: 1.4rem;
  letter-spacing: -1px;
}
.logo span {
  color: var(--primary);
}
.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}
.nav-links a {
  text-decoration: none;
  color: var(--text);
  font-size: 0.9rem;
  transition: 0.3s;
}
.nav-links a:hover {
  color: var(--primary);
}

/* Hero */
.hero {
  padding: 120px 0 80px;
  text-align: center;
}
.badge {
  background: rgba(56, 189, 248, 0.1);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  border: 1px solid rgba(56, 189, 248, 0.2);
}
.hero h1 {
  font-size: 4rem;
  margin: 25px 0;
  line-height: 1.1;
  font-weight: 700;
}
.hero h1 span {
  color: var(--primary);
}
.hero p {
  color: var(--text-muted);
  font-size: 1.2rem;
  max-width: 650px;
  margin: 0 auto 40px;
}

/* Buttons */
.btn-primary {
  background: var(--primary);
  color: #000;
  padding: 14px 32px;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 700;
  transition: 0.3s;
  border: none;
  cursor: pointer;
  display: inline-block;
  animation: pulseGlow 2s infinite;
}
.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-secondary {
  color: var(--text);
  padding: 14px 32px;
  text-decoration: none;
  font-weight: 600;
  transition: 0.3s;
}
.btn-secondary:hover {
  color: var(--primary);
}

/* Services */
.services {
  padding: 100px 0;
}
.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 60px;
}
.section-title span {
  color: var(--primary);
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}
.card {
  background: var(--card);
  padding: 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  transition: 0.3s;
}
.card:hover {
  border-color: var(--primary);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px -10px rgba(56, 189, 248, 0.15);
}
.card .icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}
.card h3 {
  margin-bottom: 15px;
  font-size: 1.4rem;
}
.card p {
  color: var(--text-muted);
}

/* Portfolio */
.portfolio {
  padding: 100px 0;
  background: rgba(255, 255, 255, 0.02);
}
.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.project-card {
  border-radius: 12px;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--border);
}
.project-img {
  height: 250px;
  background: #2d3748;
  transition: 0.5s;
}
.project-card:hover .project-img {
  filter: brightness(1.2);
}
.project-info {
  padding: 25px;
}

/* Contact */
.contact {
  padding: 100px 0;
}
.contact-box {
  max-width: 600px;
  margin: 0 auto;
  background: var(--card);
  padding: 50px;
  border-radius: 20px;
  border: 1px solid var(--border);
}
#contact-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-top: 30px;
}
#contact-form input,
#contact-form textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 15px;
  border-radius: 8px;
  color: white;
  font-family: inherit;
}
#contact-form input:focus {
  outline: 1px solid var(--primary);
  outline-offset: 2px;
}

footer {
  text-align: center;
  padding: 40px 0;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Animações de Entrada */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 5px rgba(56, 189, 248, 0.4);
  }
  50% {
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.7);
  }
  100% {
    box-shadow: 0 0 5px rgba(56, 189, 248, 0.4);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero, .services, .portfolio, .contact {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
  }

  .hero { animation-delay: 0.1s; }
  .services { animation-delay: 0.3s; }
  .portfolio { animation-delay: 0.5s; }
  .contact { animation-delay: 0.7s; }
}

/* Botão Menu Mobile */
.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 1.8rem;
  cursor: pointer;
  padding: 5px;
}

@media (max-width: 768px) {
  .hero {
    padding: 80px 0 60px;
  }
  .hero h1 {
    font-size: 2.5rem;
  }
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
  
  /* Menu Mobile Ativo */
  .mobile-menu-btn {
    display: block;
  }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(11, 15, 26, 0.95);
    backdrop-filter: blur(10px);
    flex-direction: column;
    padding: 20px;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-20px);
    opacity: 0;
    visibility: hidden;
    transition: 0.3s ease-in-out;
  }
  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  /* Ajustes de Layout */
  .grid {
    grid-template-columns: 1fr;
  }
  .card {
    padding: 25px;
  }
  .contact-box {
    padding: 30px 20px;
  }
}