:root {
  --primary: #4361ee;
  --secondary: #3a0ca3;
  --accent: #f72585;
  --light: #f8f9fa;
  --dark: #212529;
  --gray: #6c757d;
}

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

body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  min-height: 100vh;
  color: var(--dark);
  line-height: 1.6;
}

header {
  background: white;
  padding: 20px 5%;
  box-shadow: 0 2px 15px rgba(0,0,0,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 26px;
  font-weight: 700;
  background: linear-gradient(to right, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo i {
  margin-right: 8px;
}

nav a {
  margin-left: 25px;
  text-decoration: none;
  color: var(--dark);
  font-weight: 500;
  transition: all 0.3s;
  font-size: 16px;
}

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

nav a i {
  margin-right: 5px;
}

.container {
  max-width: 800px;
  margin: 40px auto;
  padding: 40px;
  background: white;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

h1 {
  font-size: 36px;
  margin-bottom: 30px;
  background: linear-gradient(to right, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-align: center;
}

h2 {
  font-size: 28px;
  margin: 30px 0 15px;
  color: var(--secondary);
}

h3 {
  font-size: 22px;
  margin: 25px 0 10px;
  color: var(--primary);
}

p {
  margin-bottom: 15px;
  color: var(--dark);
}

.input-group {
  margin-bottom: 25px;
}

label {
  display: block;
  margin-bottom: 10px;
  font-weight: 500;
  color: var(--dark);
}

input, select, textarea {
  width: 100%;
  padding: 14px 20px;
  border: 2px solid #e9ecef;
  border-radius: 10px;
  font-size: 16px;
  transition: all 0.3s;
  background: #f8f9fa;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  background: white;
  box-shadow: 0 0 0 4px rgba(67, 97, 238, 0.1);
  outline: none;
}

textarea {
  min-height: 150px;
  resize: vertical;
}

.btn {
  padding: 14px 28px;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
}

.btn i {
  margin-right: 8px;
}

.btn-primary {
  background: linear-gradient(to right, var(--primary), var(--secondary));
  color: white;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(67, 97, 238, 0.3);
}

#result {
  margin-top: 30px;
  padding: 25px;
  background: var(--light);
  border-radius: 10px;
  border-left: 5px solid var(--primary);
}

.hashtag {
  display: inline-block;
  margin: 8px;
  padding: 8px 12px;
  background: rgba(67, 97, 238, 0.1);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.hashtag:hover {
  background: rgba(67, 97, 238, 0.2);
  transform: scale(1.05);
}

.affiliate-banner {
  background: linear-gradient(135deg, #f0f8ff 0%, #d6e4ff 100%);
  padding: 25px;
  border-radius: 10px;
  margin: 40px 0;
  text-align: center;
  border: 1px solid rgba(67, 97, 238, 0.2);
}

.contact-method {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
}

.contact-method i {
  font-size: 24px;
  color: var(--primary);
  margin-right: 15px;
  width: 40px;
  text-align: center;
}

.contact-method a {
  color: var(--primary);
  text-decoration: none;
  transition: all 0.3s;
}

.contact-method a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 30px;
  color: var(--gray);
  font-size: 14px;
}

footer a {
  color: var(--gray);
  text-decoration: none;
  margin: 0 10px;
  transition: all 0.3s;
}

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

.steps {
  margin-left: 20px;
}

.steps li {
  margin-bottom: 10px;
}

@media (max-width: 768px) {
  header {
    flex-direction: column;
    padding: 15px;
  }
  nav {
    margin-top: 15px;
  }
  nav a {
    margin: 0 10px;
  }
  .container {
    padding: 25px;
    margin: 20px;
  }
  h1 {
    font-size: 28px;
  }
}