:root {
  --bg: #0a0c10;
  --surface: #161922;
  --ink: #2a3040;
  --accent: #e2e8f0;
  --secondary: #d4af37;
  --error: #ef4444;
  --success: #10b981;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  --radius: 4px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'JetBrains Mono', 'Courier New', monospace;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; background: var(--bg); color: var(--accent); }
body { font-family: var(--font-body); line-height: 1.6; min-height: 100vh; overflow-x: hidden; }
h1, h2, h3, .hero-title, .section-title, .cta-title { font-family: var(--font-display); font-weight: 700; letter-spacing: 0.08em; line-height: 1.1; text-transform: uppercase; }
h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); }
h3 { font-size: 1.25rem; }
p { font-size: 0.95rem; max-width: 65ch; margin-bottom: var(--spacing-sm); }
a { color: var(--secondary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
ul { list-style: none; }
button, input, textarea { font-family: inherit; font-size: 1rem; background: transparent; color: var(--accent); border: 1px solid var(--ink); border-radius: var(--radius); padding: 0.75rem 1rem; width: 100%; transition: all var(--transition); }
button:focus-visible, input:focus-visible, textarea:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--spacing-md); }
.section-title { margin-bottom: var(--spacing-lg); text-align: center; }
.btn { display: inline-block; padding: 1rem 2rem; font-family: var(--font-display); font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; border: none; border-radius: var(--radius); cursor: pointer; text-align: center; transition: all var(--transition); position: relative; overflow: hidden; }
.btn-primary { background: var(--secondary); color: var(--bg); }
.btn-primary:hover { background: var(--accent); color: var(--bg); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-secondary { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.btn-secondary:hover { background: var(--accent); color: var(--bg); }
.btn-tertiary { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.btn-tertiary:hover { background: var(--ink); color: var(--accent); }

.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; background: var(--secondary); width: 0; z-index: 1000; transition: width 0.1s linear; }
.site-header { position: sticky; top: 0; background: rgba(10, 12, 16, 0.95); backdrop-filter: blur(10px); padding: var(--spacing-sm) var(--spacing-md); display: flex; justify-content: space-between; align-items: center; z-index: 900; border-bottom: 1px solid var(--ink); transition: box-shadow var(--transition); }
.site-header.scrolled { box-shadow: var(--shadow); }
.brand-logo { display: flex; align-items: center; gap: var(--spacing-sm); font-family: var(--font-display); font-weight: 700; letter-spacing: 0.05em; }
.mobile-toggle { display: none; background: none; border: none; cursor: pointer; }
.mobile-toggle .hamburger { display: block; width: 24px; height: 2px; background: var(--accent); position: relative; }
.mobile-toggle .hamburger::before, .mobile-toggle .hamburger::after { content: ''; position: absolute; width: 100%; height: 2px; background: var(--accent); left: 0; transition: all var(--transition); }
.mobile-toggle .hamburger::before { top: -6px; }
.mobile-toggle .hamburger::after { top: 6px; }
.mobile-toggle[aria-expanded="true"] .hamburger { background: transparent; }
.mobile-toggle[aria-expanded="true"] .hamburger::before { top: 0; transform: rotate(45deg); }
.mobile-toggle[aria-expanded="true"] .hamburger::after { top: 0; transform: rotate(-45deg); }
.main-nav ul { display: flex; gap: var(--spacing-md); }
.main-nav a { font-family: var(--font-display); font-weight: 500; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.05em; }
.main-nav a:hover { color: var(--secondary); }

.hero-cross-section { position: relative; padding: var(--spacing-xl) var(--spacing-md); min-height: 80vh; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.hero-grid { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; }
.hero-content { position: relative; z-index: 1; text-align: center; max-width: 900px; }
.hero-title { margin-bottom: var(--spacing-md); line-height: 1.05; }
.hero-subtitle { font-size: 1.1rem; margin-bottom: var(--spacing-lg); opacity: 0.9; }
.hero-actions { display: flex; gap: var(--spacing-md); justify-content: center; flex-wrap: wrap; }
.metrics-section { padding: var(--spacing-lg) 0; background: var(--surface); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.metrics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--spacing-md); text-align: center; }
.stat-card { padding: var(--spacing-md); }
.stat-number { display: block; font-family: var(--font-display); font-size: 2.5rem; font-weight: 700; color: var(--secondary); margin-bottom: var(--spacing-xs); }
.stat-label { font-size: 0.85rem; opacity: 0.8; }
.about-section { padding: var(--spacing-xl) 0; }
.about-layout { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-lg); align-items: start; }
.about-text p { margin-bottom: var(--spacing-md); }
.architectural-slider { background: var(--surface); border: 1px solid var(--ink); padding: var(--spacing-md); position: relative; }
.architectural-slider label { display: block; margin-bottom: var(--spacing-sm); font-family: var(--font-display); font-weight: 600; font-size: 0.9rem; }
.architectural-slider input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 4px; background: var(--ink); margin: var(--spacing-md) 0; }
.architectural-slider input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; background: var(--secondary); border: 2px solid var(--accent); cursor: pointer; }
.slider-visual { width: 100%; margin-top: var(--spacing-sm); }
.slider-readout { display: flex; justify-content: space-between; margin-top: var(--spacing-sm); font-family: var(--font-display); font-size: 0.9rem; }
.process-section { padding: var(--spacing-xl) 0; }
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: var(--spacing-md); }
.step-card { background: var(--surface); border: 1px solid var(--ink); padding: var(--spacing-md); position: relative; overflow: hidden; transition: all var(--transition); }
.step-card::before { content: ''; position: absolute; top: 0; left: 0; width: 0; height: 100%; background: linear-gradient(90deg, transparent, var(--surface)); transition: width 0.6s ease; }
.step-card:hover::before { width: 100%; }
.step-icon { margin-bottom: var(--spacing-sm); }
.features-section, .benefits-section { padding: var(--spacing-xl) 0; background: var(--surface); }
.features-grid, .benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--spacing-md); }
.feature-card, .benefit-card { background: var(--bg); border: 1px solid var(--ink); padding: var(--spacing-md); transition: all var(--transition); }
.feature-icon, .benefit-icon { margin-bottom: var(--spacing-sm); }
.testimonials-section { padding: var(--spacing-xl) 0; }
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--spacing-md); }
.testimonial-card { background: var(--surface); border: 1px solid var(--ink); padding: var(--spacing-md); }
.testimonial-stars { color: var(--secondary); margin-bottom: var(--spacing-sm); font-size: 1.2rem; }
.testimonial-quote { font-style: italic; margin-bottom: var(--spacing-md); opacity: 0.9; }
.testimonial-author { display: flex; align-items: center; gap: var(--spacing-sm); }
.author-initial { width: 32px; height: 32px; background: var(--ink); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.author-name { display: block; font-weight: 600; }
.author-role { display: block; font-size: 0.85rem; opacity: 0.8; }
.faq-section { padding: var(--spacing-xl) 0; }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--ink); }
.faq-question { width: 100%; text-align: left; padding: var(--spacing-md) 0; background: none; border: none; font-family: var(--font-display); font-weight: 600; font-size: 1rem; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.faq-question::after { content: '+'; font-size: 1.5rem; transition: transform var(--transition); }
.faq-question[aria-expanded="true"]::after { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-answer p { padding-bottom: var(--spacing-md); opacity: 0.9; }
.contact-section { padding: var(--spacing-xl) 0; background: var(--surface); }
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-lg); }
.contact-subtitle { margin-bottom: var(--spacing-md); opacity: 0.9; }
.contact-details { margin-top: var(--spacing-md); }
.contact-details p { margin-bottom: var(--spacing-sm); }
.contact-form { display: flex; flex-direction: column; gap: var(--spacing-md); }
.form-field { display: flex; flex-direction: column; gap: var(--spacing-xs); }
.field-error { color: var(--error); font-size: 0.85rem; min-height: 1.2em; }
.cta-banner { padding: var(--spacing-xl) 0; text-align: center; border-top: 1px solid var(--ink); }
.cta-title { margin-bottom: var(--spacing-sm); }
.cta-subtitle { margin-bottom: var(--spacing-lg); max-width: 600px; margin-left: auto; margin-right: auto; }
.site-footer { padding: var(--spacing-lg) 0; background: var(--bg); border-top: 1px solid var(--ink); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--spacing-md); }
.footer-nav, .footer-info, .footer-legal h3, .footer-brand h3 { font-family: var(--font-display); font-weight: 600; margin-bottom: var(--spacing-sm); text-transform: uppercase; font-size: 0.9rem; }
.footer-nav ul, .footer-info ul, .footer-legal ul { display: flex; flex-direction: column; gap: var(--spacing-xs); }
.footer-legal p { margin-top: var(--spacing-md); font-size: 0.8rem; opacity: 0.7; }
.cookie-banner { position: fixed; bottom: 0; left: 0; right: 0; background: var(--surface); border-top: 1px solid var(--ink); padding: var(--spacing-sm) var(--spacing-md); display: flex; justify-content: space-between; align-items: center; gap: var(--spacing-md); z-index: 950; flex-wrap: wrap; }
.cookie-actions { display: flex; gap: var(--spacing-sm); }
.breadcrumb { padding: var(--spacing-sm) 0; background: var(--surface); border-bottom: 1px solid var(--ink); }
.breadcrumb ol { display: flex; gap: var(--spacing-xs); font-size: 0.85rem; }
.breadcrumb li:not(:last-child)::after { content: '/'; margin-left: var(--spacing-xs); opacity: 0.5; }
.breadcrumb-current { color: var(--secondary); }
.about-hero { padding: var(--spacing-xl) 0; text-align: center; position: relative; }
.hero-badge { display: inline-block; padding: 0.25rem 0.75rem; background: var(--ink); border-radius: 20px; font-family: var(--font-display); font-size: 0.8rem; margin-bottom: var(--spacing-md); text-transform: uppercase; }
.about-hero-visual { width: 100%; max-width: 800px; margin: var(--spacing-lg) auto 0; }
.about-hero-subtitle { max-width: 700px; margin: var(--spacing-md) auto 0; }
.about-reversed { padding: var(--spacing-xl) 0; background: var(--surface); }
.reversed-layout { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-lg); }
.reversed-visual { display: flex; align-items: center; justify-content: center; }
.philosophy-graphic { width: 100%; max-width: 400px; }
.pill-label { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); background: var(--secondary); color: var(--bg); padding: 0.25rem 0.5rem; font-family: var(--font-display); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; }
.values-section { padding: var(--spacing-xl) 0; }
.values-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--spacing-md); }
.value-card { background: var(--bg); border: 1px solid var(--ink); padding: var(--spacing-md); }
.legal-page { padding: var(--spacing-xl) 0; }
.legal-title { margin-bottom: var(--spacing-md); }
.legal-meta { margin-bottom: var(--spacing-lg); opacity: 0.9; }
.legal-section { margin-bottom: var(--spacing-lg); }
.legal-section h2 { margin-bottom: var(--spacing-sm); font-size: 1.2rem; }
.cookie-table { width: 100%; border-collapse: collapse; margin-bottom: var(--spacing-md); }
.cookie-table th, .cookie-table td { padding: var(--spacing-sm); border: 1px solid var(--ink); text-align: left; }
.cookie-table th { background: var(--ink); font-family: var(--font-display); text-transform: uppercase; font-size: 0.8rem; }
.thank-you-card { text-align: center; padding: var(--spacing-xl) var(--spacing-md); max-width: 600px; margin: 0 auto; }
.success-icon { margin-bottom: var(--spacing-md); }
.fade-up { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible, .fade-up.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
  .mobile-toggle { display: block; }
  .main-nav { position: fixed; top: 60px; left: 0; right: 0; bottom: 0; background: var(--bg); padding: var(--spacing-md); border-bottom: 1px solid var(--ink); transform: translateY(-100%); opacity: 0; pointer-events: none; transition: all var(--transition); max-height: calc(100vh - 60px); overflow-y: auto; }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: all; }
  .main-nav ul { flex-direction: column; text-align: center; }
  .hero-cross-section, .about-layout, .contact-layout, .reversed-layout, .footer-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .cookie-banner { flex-direction: column; text-align: center; }
  .cookie-actions { justify-content: center; }
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.6rem; }
  .stat-number { font-size: 2rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  .fade-up { opacity: 1; transform: none; }
  .scroll-progress { height: 0; }
}