@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@500;700&family=Inter:wght@400;600&display=swap');

:root {
  --bg-gradient: linear-gradient(145deg, #050510, #0a0a1a);
  --card-bg: rgba(15, 23, 42, 0.3);
  --text-primary: #f8fafc;
  --text-secondary: #e2e8f0;
  --accent: #00f0ff;
  --accent-hover: #00c7d4;
  --glass-border: rgba(255, 255, 255, 0.08);
  --glow: 0 0 15px rgba(0, 240, 255, 0.6);
  --deep-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

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

html, body {
  height: 100%;
  font-family: 'Inter', sans-serif;
  color: var(--text-primary);
  background: var(--bg-gradient);
  background-attachment: fixed;
  scroll-behavior: smooth;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
  padding: 20px 0;
}

/* Header */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  border-bottom: 1px solid var(--glass-border);
  background: rgba(5, 5, 15, 0.8);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
}

header h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.4rem;
  color: var(--accent);
  text-shadow: var(--glow);
}

nav a {
  color: var(--text-primary);
  text-decoration: none;
  margin-left: 24px;
  font-weight: 500;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

nav a:hover {
  color: var(--accent);
  text-shadow: var(--glow);
}

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

.logo {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: var(--glow);
  border: 1px solid var(--glass-border);
}

/* Hero */
.hero {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: center;
  padding: 80px 0;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 20px;
  margin: 20px 0;
  padding: 60px 32px;
}

.hero h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.2rem;
  color: var(--accent);
  text-shadow: var(--glow);
  margin-bottom: 16px;
}

.hero p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.6;
}

/* Cards */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 40px 0;
}

.card {
  background: var(--card-bg);
  backdrop-filter: blur(15px);
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  padding: 28px;
  transition: all 0.3s ease;
  box-shadow: var(--deep-shadow);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--glow), var(--deep-shadow);
  border-color: var(--accent);
}

.card h3 {
  font-family: 'Orbitron', sans-serif;
  color: var(--accent);
  margin-bottom: 12px;
  font-size: 1.3rem;
}

.card p {
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Seções (Sobre, Contato) */
.sobre, .contato {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 40px;
  margin: 50px 0;
  box-shadow: var(--deep-shadow);
}

.sobre h2,
.contato h2 {
  font-family: 'Orbitron', sans-serif;
  color: var(--accent);
  margin-bottom: 20px;
  text-shadow: var(--glow);
  font-size: 2rem;
}

.sobre p,
.contato p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 1.05rem;
}

/* Formulário */
.form {
  display: grid;
  gap: 20px;
  max-width: 520px;
}

.form input,
.form textarea {
  width: 100%;
  padding: 16px;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: rgba(10, 10, 20, 0.6);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form input:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
  background: rgba(15, 15, 30, 0.8);
}

.form input::placeholder,
.form textarea::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}

.form button {
  border: none;
  border-radius: 10px;
  padding: 16px 24px;
  cursor: pointer;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #001113;
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: var(--glow);
  transition: all 0.3s ease;
  margin-top: 10px;
}

.form button:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.5);
}

.msg {
  color: var(--text-secondary);
  min-height: 1.2em;
  text-align: center;
}

/* Footer */
footer {
  text-align: center;
  padding: 30px 0;
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary);
  background: rgba(5, 5, 15, 0.8);
  backdrop-filter: blur(10px);
  margin-top: 50px;
}

/* Responsivo */
@media (max-width: 768px) {
  header {
    flex-direction: column;
    gap: 16px;
    padding: 20px 0;
  }

  nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }

  nav a {
    margin: 0 8px;
  }

  .hero {
    flex-direction: column;
    text-align: center;
    padding: 40px 20px;
    margin: 10px 0;
  }

  .grid-cards {
    grid-template-columns: 1fr;
  }
  
  .sobre, .contato {
    padding: 24px;
    margin: 30px 0;
  }
}

#particles-js {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: #050510;
}

/* Efeitos adicionais para profundidade */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 80%, rgba(0, 240, 255, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(0, 240, 255, 0.03) 0%, transparent 50%);
  z-index: -1;
  pointer-events: none;
}