/* Reset e Configurações Globais */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #FF6B35;
  --primary-dark: #E55A2B;
  --background: #000000;
  --card-bg: #0a0a0a;
  --text: #f5f5f5;
  --text-muted: #d1d1d1;
  --text-light: #a1a1a1;
  --border: rgba(255, 255, 255, 0.1);
}

body {
  font-family: 'Open Sans', Arial, sans-serif;
  background-color: var(--background);
  color: var(--text);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  background-color: var(--background);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

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

.logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  font-family: 'Montserrat', Arial, sans-serif;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 30px;
  align-items: center;
}

nav a {
  color: var(--text-muted);
  transition: color 0.3s;
}

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

.btn {
  display: inline-block;
  padding: 12px 24px;
  background-color: var(--primary);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  font-size: 16px;
}

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

.btn-large {
  padding: 16px 32px;
  font-size: 18px;
}

.btn-secondary {
  background-color: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-secondary:hover {
  background-color: var(--primary);
  color: white;
}

/* Hero Section */
.hero {
  padding: 80px 0;
  text-align: center;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, rgba(26, 26, 46, 1) 100%);
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 20px;
}

.hero .highlight {
  color: var(--primary);
}

.hero p {
  font-size: 20px;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Stats Section */
.stats {
  padding: 60px 0;
  background-color: var(--card-bg);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  text-align: center;
}

.stat-item h3 {
  font-size: 36px;
  color: var(--primary);
  margin-bottom: 10px;
}

.stat-item p {
  color: var(--text-muted);
}

/* Section */
section {
  padding: 80px 0;
}

section h2 {
  font-size: 36px;
  text-align: center;
  margin-bottom: 20px;
}

section .subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 18px;
  margin-bottom: 60px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Cards */
.card {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 30px;
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 12px rgba(0, 0, 0, 0.5);
  border-color: rgba(255, 107, 53, 0.3);
}

.card h3 {
  font-size: 24px;
  margin-bottom: 15px;
}

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

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

/* Footer */
footer {
  background-color: var(--card-bg);
  padding: 40px 0;
  border-top: 1px solid var(--border);
  margin-top: 80px;
}

footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}

footer h4 {
  margin-bottom: 20px;
  color: var(--primary);
}

footer ul {
  list-style: none;
}

footer ul li {
  margin-bottom: 10px;
}

footer a {
  color: var(--text-muted);
  transition: color 0.3s;
}

footer a:hover {
  color: var(--primary);
}

.footer-bottom {
  text-align: center;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--text-light);
  font-size: 14px;
}

/* Form Styles */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: var(--background);
  color: var(--text);
  font-size: 16px;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group .error {
  color: #ff4444;
  font-size: 14px;
  margin-top: 5px;
  display: none;
}

.form-group.has-error input,
.form-group.has-error select {
  border-color: #ff4444;
}

.form-group.has-error .error {
  display: block;
}

/* Alert */
.alert {
  padding: 15px 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  display: none;
}

.alert.show {
  display: block;
}

.alert-success {
  background-color: rgba(76, 175, 80, 0.2);
  border: 1px solid #4CAF50;
  color: #4CAF50;
}

.alert-error {
  background-color: rgba(255, 68, 68, 0.2);
  border: 1px solid #ff4444;
  color: #ff4444;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 32px;
  }

  .hero p {
    font-size: 18px;
  }

  nav ul {
    flex-direction: column;
    gap: 15px;
  }

  header .container {
    flex-direction: column;
    gap: 20px;
  }

  section h2 {
    font-size: 28px;
  }

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

/* Utility Classes */
.text-center {
  text-align: center;
}

.mt-20 {
  margin-top: 20px;
}

.mt-40 {
  margin-top: 40px;
}

.mb-20 {
  margin-bottom: 20px;
}

.mb-40 {
  margin-bottom: 40px;
}