:root {
  --bg: #0b0f14;
  --surface: #141a21;
  --ink: #e8ebf0;
  --accent: #00d4aa;
  --accent-secondary: #ff6b35;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  --radius: 4px;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --transition: 240ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--ink); font-family: var(--font-sans); font-weight: 400; line-height: 1.6; overflow-x: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-secondary); }
button { cursor: pointer; font-family: inherit; }
.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

#scroll-progress { position: fixed; top: 0; left: 0; width: 0; height: 3px; background: var(--accent); z-index: 1000; transition: width 100ms linear; }

.site-header { position: sticky; top: 0; background: rgba(11, 15, 20, 0.95); backdrop-filter: blur(8px); z-index: 100; border-bottom: 1px solid rgba(0, 212, 170, 0.1); transition: box-shadow var(--transition); }
.site-header.scrolled { box-shadow: 0 2px 12px rgba(0, 0, 0, 0.5); }
.site-header .container { display: flex; justify-content: space-between; align-items: center; padding: 1rem 0; }
.brand-logo { font-size: 1.25rem; font-weight: 800; color: var(--ink); letter-spacing: -0.02em; }
.main-nav { display: flex; gap: 1.5rem; }
.main-nav a { color: var(--ink); font-size: 0.9rem; position: relative; }
.main-nav a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: var(--accent); transition: width var(--transition); }
.main-nav a:hover::after { width: 100%; }
.menu-toggle { display: none; background: none; border: none; flex-direction: column; gap: 5px; padding: 0.5rem; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); transition: transform var(--transition), opacity var(--transition); }

main { padding: 4rem 0; }
section { padding: 3rem 0; }
h1, h2, h3 { font-weight: 800; letter-spacing: -0.03em; line-height: 1.2; margin-bottom: 1rem; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); color: var(--accent); }
h3 { font-size: 1.25rem; }
p { margin-bottom: 1rem; max-width: 65ch; }
.pill-badge { display: inline-block; padding: 0.25rem 0.75rem; background: rgba(0, 212, 170, 0.1); color: var(--accent); border: 1px solid var(--accent); border-radius: 999px; font-family: var(--font-mono); font-size: 0.8rem; margin-bottom: 1rem; text-transform: uppercase; }

/* Hero */
.hero { min-height: 80vh; display: grid; grid-template-columns: 1fr; gap: 3rem; align-items: center; padding-top: 2rem; }
@media (min-width: 768px) { .hero { grid-template-columns: 1.5fr 1fr; padding-top: 4rem; } }
.hero-subtitle { font-size: 1.1rem; margin-bottom: 2rem; opacity: 0.9; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn { display: inline-block; padding: 0.8rem 1.5rem; border-radius: var(--radius); font-weight: 700; text-align: center; transition: all var(--transition); border: 2px solid transparent; }
.btn-primary { background: var(--accent); color: var(--bg); }
.btn-primary:hover { background: #00b894; transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0, 212, 170, 0.3); }
.btn-secondary { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-secondary:hover { background: rgba(0, 212, 170, 0.1); }

/* Metrics */
.metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 2rem; text-align: center; margin-top: 3rem; }
.stat-number { font-size: 2.5rem; font-weight: 800; color: var(--accent); display: block; }
.stat-suffix { font-family: var(--font-mono); font-size: 1rem; color: var(--accent-secondary); }

/* About */
.about-content { display: grid; gap: 2rem; align-items: center; }
@media (min-width: 768px) { .about-content { grid-template-columns: 1fr 1fr; } .site-reversed { direction: rtl; } .site-reversed > * { direction: ltr; } }
.about-visual svg { width: 100%; max-width: 300px; margin: 0 auto; filter: drop-shadow(0 0 10px rgba(0, 212, 170, 0.2)); }

/* Process */
.process-steps { list-style: none; counter-reset: step; }
.step { counter-increment: step; position: relative; padding-left: 3rem; margin-bottom: 2rem; }
.step::before { content: counter(step); position: absolute; left: 0; top: 0; font-family: var(--font-mono); font-size: 1.5rem; color: var(--accent-secondary); }
.step h3 { margin-bottom: 0.5rem; }

/* Features & Benefits */
.feature-grid, .benefit-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.feature-card, .benefit-card { background: var(--surface); padding: 1.5rem; border-radius: var(--radius); border: 1px solid rgba(0, 212, 170, 0.2); transition: transform var(--transition), border-color var(--transition); }
.feature-card:hover, .benefit-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.feature-icon, .benefit-icon { width: 32px; height: 32px; margin-bottom: 1rem; }

/* Testimonials */
.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; margin-top: 2rem; }
.testimonial-card { background: var(--surface); padding: 1.5rem; border-radius: var(--radius); position: relative; }
.testimonial-card blockquote { font-style: italic; margin: 1rem 0; }
.testimonial-card cite { display: flex; align-items: center; gap: 0.75rem; }
.avatar { width: 40px; height: 40px; background: var(--accent); color: var(--bg); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 0.9rem; }

/* FAQ */
.faq-list { margin-top: 2rem; }
.faq-item { background: var(--surface); border-radius: var(--radius); margin-bottom: 1rem; overflow: hidden; }
.faq-question { padding: 1rem 1.5rem; font-weight: 700; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-question::-webkit-details-marker { display: none; }
.faq-answer { padding: 0 1.5rem 1.5rem; border-top: 1px solid rgba(255, 255, 255, 0.1); }

/* Contact */
.contact-form { max-width: 500px; margin: 2rem auto; display: flex; flex-direction: column; gap: 1rem; }
.form-field { display: flex; flex-direction: column; gap: 0.5rem; }
.form-field input { padding: 0.8rem; background: var(--bg); border: 1px solid var(--accent); border-radius: var(--radius); color: var(--ink); font-size: 1rem; }
.form-field input:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.field-error { color: var(--accent-secondary); font-size: 0.9rem; min-height: 1.5em; }

/* CTA Banner */
.cta-banner { background: var(--surface); padding: 4rem 0; text-align: center; margin-top: 3rem; }
.cta-banner h2 { margin-bottom: 1.5rem; }

/* Footer */
.site-footer { background: var(--surface); padding: 3rem 0; margin-top: 4rem; border-top: 1px solid rgba(0, 212, 170, 0.1); }
.site-footer .container { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2rem; }
.footer-nav { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-legal { display: flex; flex-direction: column; gap: 0.5rem; }
.site-footer p { font-size: 0.9rem; margin-top: 2rem; text-align: center; opacity: 0.7; }
.site-minimal .container { flex-direction: column; text-align: center; }

/* Cookie Banner */
.cookie-banner { position: fixed; bottom: 0; left: 0; right: 0; background: var(--surface); border-top: 1px solid var(--accent); padding: 1rem 0; z-index: 900; transform: translateY(100%); transition: transform 300ms ease; }
.cookie-banner.visible { transform: translateY(0); }
.cookie-actions { display: flex; gap: 1rem; margin-top: 0.5rem; justify-content: flex-end; }

/* Signature: Faceted Object */
.hero-visual { position: relative; width: 100%; max-width: 400px; margin: 0 auto; }
.faceted-object { width: 100%; height: auto; filter: drop-shadow(0 0 20px rgba(0, 212, 170, 0.15)); transition: transform 1000ms cubic-bezier(0.2, 0.8, 0.2, 1); }
.axial-switcher { margin-top: 1.5rem; padding: 0.75rem; background: rgba(0, 212, 170, 0.1); border: 1px solid var(--accent); border-radius: var(--radius); text-align: center; cursor: pointer; transition: all var(--transition); }
.axial-switcher:focus-visible { outline: 3px solid var(--accent-secondary); outline-offset: 2px; }
.axial-switcher:hover { background: rgba(0, 212, 170, 0.2); }
.switch-label { display: block; font-family: var(--font-mono); font-size: 0.8rem; color: var(--ink); }
.switch-state { display: block; font-size: 0.9rem; color: var(--accent); opacity: 0; transform: translateY(5px); transition: all var(--transition); }
.axial-switcher:focus-visible .switch-state, .axial-switcher:hover .switch-state { opacity: 1; transform: translateY(0); }

/* Legal & Thank You */
.legal-page { padding: 2rem 0; }
.legal-effective { font-family: var(--font-mono); font-size: 0.9rem; color: var(--accent); margin-bottom: 1rem; }
.legal-table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; }
.legal-table th, .legal-table td { padding: 0.75rem; border: 1px solid rgba(0, 212, 170, 0.3); text-align: left; }
.thank-you-card { max-width: 600px; margin: 4rem auto; text-align: center; background: var(--surface); padding: 3rem; border-radius: var(--radius); border: 1px solid var(--accent); }
.success-icon { width: 64px; height: 64px; margin: 0 auto 1.5rem; }

/* Fade Up & Stats */
.fade-up { opacity: 0; transform: translateY(20px); transition: opacity 600ms ease, transform 600ms ease; }
.fade-up.visible, .fade-up.is-visible { opacity: 1; transform: none; }

@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; }
}

@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .main-nav { position: fixed; top: 60px; right: 0; background: var(--surface); flex-direction: column; padding: 2rem; width: 80%; height: calc(100vh - 60px); transform: translateX(100%); transition: transform var(--transition); box-shadow: var(--shadow); }
  .main-nav.open { transform: translateX(0); }
  .hero { min-height: auto; padding-top: 3rem; }
  .site-footer .container { grid-template-columns: 1fr; }
  .cookie-banner .container { flex-direction: column; text-align: center; }
  .cookie-actions { justify-content: center; }
}