:root {
  --color-bg: #0a0a0a;
  --color-bg-elevated: #141414;
  --color-text: #e8e8e8;
  --color-text-dim: #a0a0a0;
  --color-accent: #d4af37;
  --color-accent-dim: #9d8028;
  --color-border: #2a2a2a;
  --color-error: #ff4444;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  --border-radius: 2px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-dim);
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover, a:focus {
  color: var(--color-text);
  outline: none;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-dark {
  background: var(--color-bg-elevated);
}

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

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.nav {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav a {
  color: var(--color-text-dim);
  font-size: 0.95rem;
  transition: color var(--transition);
}

.nav a:hover, .nav a:focus {
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--spacing-xs);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(212, 175, 55, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.hero h1 {
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--color-text-dim);
  margin-bottom: var(--spacing-lg);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: var(--color-accent);
  color: var(--color-bg);
  border: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}

.btn:hover, .btn:focus {
  background: var(--color-text);
  color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
  outline: none;
}

.btn:active {
  transform: translateY(0);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.btn-outline:hover, .btn-outline:focus {
  background: var(--color-accent);
  color: var(--color-bg);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Card */
.card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--color-accent-dim);
  transform: translateY(-4px);
}

.card h3 {
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.card p {
  font-size: 0.95rem;
}

.card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-sm);
}

/* Form */
.form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
}

.form-input {
  width: 100%;
  padding: 1rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  color: var(--color-text);
  font-size: 1rem;
  transition: all var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-input::placeholder {
  color: var(--color-text-dim);
  opacity: 0.5;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
}

.form-checkbox input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--color-accent);
}

.form-checkbox label {
  font-size: 0.9rem;
  color: var(--color-text-dim);
  cursor: pointer;
}

.form-error {
  color: var(--color-error);
  font-size: 0.85rem;
  margin-top: var(--spacing-xs);
  display: none;
}

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

.form-group.error .form-input {
  border-color: var(--color-error);
}

/* Footer */
.footer {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
  font-size: 1rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: var(--color-text-dim);
  font-size: 0.9rem;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-dim);
  font-size: 0.85rem;
}



/* Solutions Grid */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.solution-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.solution-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.solution-card h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.solution-card p {
  margin-bottom: var(--spacing-md);
  flex: 1;
}

.solution-card .btn {
  margin-top: auto;
}

/* Process Steps */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.process-step {
  text-align: center;
  padding: var(--spacing-md);
}

.process-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-accent-dim), var(--color-accent));
  color: var(--color-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto var(--spacing-sm);
}

.process-step h3 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
}

.process-step p {
  font-size: 0.9rem;
}

/* Benefits List */
.benefits-list {
  list-style: none;
  margin-top: var(--spacing-md);
}

.benefits-list li {
  padding: var(--spacing-sm) 0;
  padding-left: var(--spacing-md);
  position: relative;
  border-bottom: 1px solid var(--color-border);
}

.benefits-list li:last-child {
  border-bottom: none;
}

.benefits-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* Thank You Page */
.thank-you-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.next-steps {
  text-align: left;
  margin-top: var(--spacing-lg);
}

.next-steps ol {
  list-style: none;
  counter-reset: step;
}

.next-steps li {
  counter-increment: step;
  padding: var(--spacing-sm) 0;
  padding-left: var(--spacing-lg);
  position: relative;
}

.next-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  width: 30px;
  height: 30px;
  background: var(--color-accent);
  color: var(--color-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.no-list {
  list-style: none;
  margin-top: var(--spacing-md);
}

.no-list li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-md);
  position: relative;
}

.no-list li::before {
  content: '×';
  position: absolute;
  left: 0;
  color: var(--color-text-dim);
  font-size: 1.2rem;
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-top: var(--spacing-md);
}

/* 404 Page */
.error-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-content h1 {
  font-size: 6rem;
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
}

.error-content p {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-lg);
}

.error-actions {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* Legal Pages */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding-top: 100px;
}

.legal-content h2 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.legal-content p, .legal-content li {
  color: var(--color-text-dim);
}

.legal-content ul, .legal-content ol {
  margin-left: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

/* Responsive */
@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-elevated);
    flex-direction: column;
    justify-content: center;
    transform: translateX(-100%);
    transition: transform var(--transition);
    padding: var(--spacing-lg);
  }

  .nav.active {
    transform: translateX(0);
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding-top: 100px;
    min-height: 90vh;
  }

  .chatbot-panel {
    width: calc(100vw - 2rem);
    right: 1rem;
    bottom: 80px;
    height: calc(100vh - 120px);
  }
  
  .chatbot-button {
    bottom: 1rem;
    right: 1rem;
  }

  .grid, .grid-3, .grid-4, .solutions-grid, .process-steps {
    grid-template-columns: 1fr;
  }

  .error-actions {
    flex-direction: column;
  }
}

/* Accessibility */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

*:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Loading State */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

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

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.spacer {
  height: var(--spacing-xl);
}