:root {
  --dark-bg: #0a0a0a;
  --darker-bg: #050505;
  --card-bg: #1a1a1a;
  --card-hover: #2a2a2a;
  --accent-gold: #ffd700;
  --accent-purple: #8b5cf6;
  --accent-blue: #3b82f6;
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --text-muted: #666666;
  --border-color: #333333;
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-gold: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
}

html {
  scroll-behavior: smooth;
}

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

body {
  background: var(--dark-bg);
  color: var(--text-primary);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--darker-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-gold);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #e6c200;
}

/* Header & Navigation */
.header {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.header.scrolled {
  background: rgba(10, 10, 10, 0.98);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-link {
  position: relative;
  transition: all 0.3s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-gold);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

/* Hero Section */
.hero {
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 2;
}

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-gold);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.card:hover {
  transform: translateY(-8px);
  background: var(--card-hover);
  border-color: var(--accent-gold);
  box-shadow: 0 20px 40px rgba(255, 215, 0, 0.1);
}

.card:hover::before {
  transform: scaleX(1);
}

/* Buttons */
.btn {
  padding: 12px 32px;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--gradient-gold);
  color: var(--dark-bg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(255, 215, 0, 0.3);
}

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

.btn-secondary:hover {
  background: var(--accent-gold);
  color: var(--dark-bg);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

/* Sections */
.section {
  padding: 80px 0;
}

.section-alt {
  background: var(--darker-bg);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-10px);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.6s ease-out;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* Modal & Cookie Banner */
.modal {
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
}

.modal-content {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
}

.cookie-banner {
  background: var(--card-bg);
  border-top: 2px solid var(--accent-gold);
}

/* Security Badges */
.security-badge {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.security-badge::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-gold);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.security-badge:hover {
  transform: translateY(-8px);
  border-color: var(--accent-gold);
}

.security-badge:hover::before {
  opacity: 0.1;
}

.security-badge > * {
  position: relative;
  z-index: 2;
}

/* FAQ Accordion */
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  margin-bottom: 16px;
  overflow: hidden;
}

.faq-question {
  background: transparent;
  border: none;
  color: var(--text-primary);
  padding: 20px;
  width: 100%;
  text-align: left;
  cursor: pointer;
  transition: all 0.3s ease;
}

.faq-question:hover {
  background: var(--card-hover);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  background: var(--darker-bg);
}

.accordion-content.active {
  max-height: 200px;
}

/* Form Elements */
.form-input {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

  .card {
    padding: 20px;
  }

  .btn {
    padding: 10px 24px;
    font-size: 14px;
  }
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 215, 0, 0.3);
  border-radius: 50%;
  border-top-color: var(--accent-gold);
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}