/* VARIANT 3: style.css */
:root {
  --primary-color: #111827;
  --secondary-color: #1F2937;
  --accent-color: #06B6D4;
  --light-color: #E5E7EB;
  --bg-color: #030712;
  --text-color: #D1D5DB;
  --font-heading: 'Playfair Display', serif;
  --font-text: 'Roboto', sans-serif;
}

body {
  font-family: var(--font-text);
  background-color: var(--bg-color);
  color: var(--text-color);
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: #F9FAFB;
}

.header-custom {
  background-color: rgba(17, 24, 39, 0.95);
  border-bottom: 1px solid #374151;
  backdrop-filter: blur(10px);
}

.footer-custom {
  background-color: #000000;
  border-top: 1px solid #374151;
}

.btn {
  background-color: var(--accent-color);
  color: #000000;
  padding: 0.8rem 2.5rem;
  border-radius: 0.25rem;
  text-decoration: none;
  display: inline-block;
  font-weight: bold;
  letter-spacing: 0.05em;
  transition: all 0.3s ease;
  border: 1px solid var(--accent-color);
}

.btn:hover {
  background-color: transparent;
  color: var(--accent-color);
}

#menu-toggle:checked ~ .mobile-menu {
  display: flex !important;
}

.hero-section {
  background-image: linear-gradient(to right, rgba(3, 7, 18, 0.9), rgba(3, 7, 18, 0.7)), url('img/bg.jpg');
  background-size: cover;
  background-position: center;
  color: #ffffff;
}

.pricing-card {
  background: var(--secondary-color);
  border: 1px solid #374151;
  border-radius: 0.5rem;
  padding: 2.5rem;
  text-align: center;
  transition: transform 0.3s;
}

.highlight-plan {
  border: 1px solid var(--accent-color);
  transform: translateY(-10px);
  box-shadow: 0 20px 25px -5px rgba(6, 182, 212, 0.1);
  background: linear-gradient(to bottom, #1F2937, #111827);
}

.form-input {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid #4B5563;
  border-radius: 0.25rem;
  margin-bottom: 1.2rem;
  background-color: #111827;
  color: #ffffff;
}
.form-input:focus {
  outline: none;
  border-color: var(--accent-color);
}