:root {
  --bg: #0d1117;
  --surface: #161b22;
  --ink: #e6edf3;
  --accent: #58a6ff;
  --secondary: #238636;
  --muted: #8b949e;
  --shadow: 0 4px 16px rgba(0,0,0,0.4);
  --radius: 8px;
  --mono: "SF Mono", "Fira Code", "Consolas", monospace;
  --serif: "Playfair Display", "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --transition: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration: 0.6s;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; background: var(--bg); color: var(--ink); font-family: var(--sans); line-height: 1.6; }
body { min-height: 100vh; display: flex; flex-direction: column; overflow-x: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover, a:focus { color: var(--secondary); }
ul { list-style: none; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 700; line-height: 1.2; color: var(--ink); }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
p { margin-bottom: 1rem; color: var(--muted); }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 4rem 0; }
.section--dense { padding: 2rem 0; }
.section--hero, .section--contact, .section--cta { padding: 6rem 0; }
.section--faq { padding: 4rem 0; }
.section--testimonials { padding: 4rem 0; }
.section--features { padding: 4rem 0; }
.section--benefits { padding: 4rem 0; }
.section--process { padding: 4rem 0; }
.section--about { padding: 4rem 0; }
.section--team { padding: 4rem 0; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(13, 17, 23, 0.9); backdrop-filter: blur(8px); border-bottom: 1px solid var(--surface); transition: box-shadow var(--transition); }
.site-header--shadow { box-shadow: var(--shadow); }
.header__inner { display: flex; justify-content: space-between; align-items: center; height: 64px; }
.brand-logo { font-family: var(--mono); font-weight: 700; font-size: 1.25rem; color: var(--ink); letter-spacing: -0.02em; }
.menu-toggle { display: flex; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.menu-toggle__line { width: 24px; height: 2px; background: var(--ink); transition: transform var(--transition), opacity var(--transition); }
.menu-toggle[aria-expanded="true"] .menu-toggle__line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__line:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] .menu-toggle__line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.main-nav { position: absolute; top: 64px; left: 0; right: 0; background: var(--surface); padding: 1rem 0; transform: translateY(-100%); opacity: 0; pointer-events: none; transition: transform 0.3s ease, opacity 0.3s ease; }
.main-nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
.main-nav__list { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.main-nav__link { font-family: var(--mono); font-size: 0.875rem; color: var(--muted); padding: 0.5rem 1rem; }

#scroll-progress { position: fixed; top: 0; left: 0; height: 3px; background: var(--accent); width: 0; z-index: 101; transition: width 0.1s linear; }

.hero { min-height: 85vh; display: flex; align-items: center; position: relative; overflow: hidden; }
.hero__container { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.hero__content { z-index: 2; }
.hero__headline { margin-bottom: 1.5rem; position: relative; }
.hero__headline::after { content: ""; position: absolute; bottom: -8px; left: 0; width: 60px; height: 3px; background: var(--accent); transition: width 0.5s ease; }
.hero__headline:hover::after { width: 100%; }
.hero-subtitle { font-size: 1.125rem; margin-bottom: 2rem; max-width: 540px; }
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.75rem 1.5rem; border-radius: var(--radius); font-family: var(--mono); font-size: 0.875rem; font-weight: 600; cursor: pointer; transition: all var(--transition); text-decoration: none; border: 1px solid transparent; }
.btn--primary { background: var(--accent); color: var(--bg); }
.btn--primary:hover, .btn--primary:focus { background: #409eff; transform: translateY(-2px); box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3); }
.btn--secondary { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--secondary:hover, .btn--secondary:focus { background: var(--surface); border-color: var(--accent); color: var(--accent); }
.btn--small { padding: 0.5rem 1rem; font-size: 0.75rem; }
.btn--outline { background: transparent; color: var(--muted); border-color: var(--muted); }
.btn--outline:hover, .btn--outline:focus { border-color: var(--secondary); color: var(--secondary); }

.hero__visual { display: flex; justify-content: center; align-items: center; position: relative; }
#kinetic-object { width: 320px; height: 320px; filter: drop-shadow(0 0 8px var(--accent)); transition: filter 0.3s ease; }
#kinetic-shape circle, #kinetic-shape path { stroke-dasharray: 8 12; animation: dash 20s linear infinite; transform-origin: 200px 200px; transition: transform 0.3s ease; }

@keyframes dash { 0% { stroke-dashoffset: 0; } 100% { stroke-dashoffset: 200; } }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2rem; }
.stat-item { padding: 2rem; background: var(--surface); border: 1px solid var(--surface); border-radius: var(--radius); text-align: center; transition: transform var(--transition), border-color var(--transition); }
.stat-item:hover, .stat-item:focus-within { border-color: var(--accent); transform: translateY(-4px); }
.stat-label { display: block; font-family: var(--mono); font-size: 0.75rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.5rem; }
.stat-number { display: block; font-family: var(--serif); font-size: 2rem; font-weight: 700; color: var(--accent); }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.about-grid--reversed { direction: rtl; }
.about-grid--reversed > * { direction: ltr; }
.about-panel { background: var(--surface); padding: 2rem; border: 1px solid var(--surface); border-radius: var(--radius); position: relative; }
.about-panel--shifted { transform: translateX(-20px); }
.about-visual svg { border: 1px solid var(--accent); background: var(--bg); }
.section-title { margin-bottom: 2rem; position: relative; padding-bottom: 1rem; }
.section-title::after { content: ""; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--secondary); transition: width 0.8s ease; }
.section-title.visible::after, .section-title.is-visible::after { width: 100px; }

.process-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.process-step { background: var(--surface); padding: 2rem; border-left: 3px solid var(--accent); transition: transform var(--transition), box-shadow var(--transition); }
.process-step:hover, .process-step:focus-within { transform: translateY(-4px); box-shadow: var(--shadow); }
.step-number { font-family: var(--mono); font-size: 1.5rem; color: var(--accent); margin-bottom: 1rem; display: block; }

.feature-grid, .benefit-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.feature-card, .benefit-card { background: var(--surface); padding: 2rem; border-radius: var(--radius); border: 1px solid var(--surface); transition: all var(--transition); }
.feature-card:hover, .feature-card:focus-within, .benefit-card:hover, .benefit-card:focus-within { border-color: var(--secondary); transform: translateY(-4px); }
.feature-icon, .benefit-icon { margin-bottom: 1rem; color: var(--accent); }

.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.testimonial-card { background: var(--surface); padding: 2rem; border-radius: var(--radius); border: 1px solid var(--surface); }
.testimonial-stars { color: var(--accent); margin-bottom: 1rem; font-size: 1.25rem; letter-spacing: 2px; }
.testimonial-quote { font-style: italic; margin-bottom: 1.5rem; }
.testimonial-author { display: flex; flex-direction: column; gap: 0.25rem; }
.author-name { font-weight: 600; color: var(--ink); }
.author-role { font-size: 0.875rem; color: var(--muted); }

.faq-list { display: flex; flex-direction: column; gap: 1rem; }
.faq-item { background: var(--surface); border: 1px solid var(--surface); border-radius: var(--radius); overflow: hidden; transition: border-color var(--transition); }
.faq-item:focus-within { border-color: var(--secondary); }
.faq-question { width: 100%; text-align: left; background: none; border: none; padding: 1.25rem; font-family: var(--mono); font-size: 1rem; color: var(--ink); 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, padding 0.4s ease; padding: 0 1.25rem; }
.faq-answer.is-open { max-height: 500px; padding: 0 1.25rem 1.25rem; }
.faq-answer p { margin-bottom: 0; }

.contact-form { max-width: 600px; display: flex; flex-direction: column; gap: 1.5rem; }
.form-field { display: flex; flex-direction: column; gap: 0.5rem; }
.form-field label { font-family: var(--mono); font-size: 0.875rem; color: var(--muted); }
.form-field input { background: var(--bg); border: 1px solid var(--muted); border-radius: var(--radius); padding: 0.75rem 1rem; color: var(--ink); font-family: var(--sans); transition: border-color var(--transition); }
.form-field input:focus { outline: none; border-color: var(--accent); }
.field-error { color: #f85149; font-size: 0.75rem; min-height: 1.2em; }
.form-field.is-invalid input { border-color: #f85149; }

.cta__inner { text-align: center; padding: 4rem 2rem; background: var(--surface); border-radius: var(--radius); border: 1px solid var(--surface); }
.cta__headline { margin-bottom: 1rem; }
.cta__copy { margin-bottom: 2rem; color: var(--muted); }

.site-footer { background: var(--surface); padding: 4rem 0 2rem; margin-top: auto; border-top: 1px solid var(--surface); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-col h4 { color: var(--ink); margin-bottom: 1rem; font-family: var(--mono); font-size: 0.875rem; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: var(--muted); font-size: 0.875rem; }
.footer-address, .footer-contact { font-size: 0.875rem; color: var(--muted); line-height: 1.8; }
.footer__copyright { text-align: center; font-size: 0.75rem; color: var(--muted); padding-top: 2rem; border-top: 1px solid var(--surface); }

.cookie-banner { position: fixed; bottom: 0; left: 0; right: 0; background: var(--surface); border-top: 1px solid var(--accent); padding: 1rem; z-index: 200; transform: translateY(100%); opacity: 0; transition: transform 0.4s ease, opacity 0.4s ease; }
.cookie-banner.is-visible { transform: translateY(0); opacity: 1; }
.cookie-banner__content { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.cookie-banner__actions { display: flex; gap: 0.5rem; }

.breadcrumb { padding: 1rem 0; background: var(--bg); border-bottom: 1px solid var(--surface); }
.breadcrumb__inner { display: flex; gap: 0.5rem; font-family: var(--mono); font-size: 0.875rem; color: var(--muted); }
.breadcrumb-sep { margin: 0 0.25rem; }
.breadcrumb-current { color: var(--accent); }

.legal-page { padding: 3rem 0; }
.legal-title { font-size: 2rem; margin-bottom: 0.5rem; }
.legal-effective { font-family: var(--mono); font-size: 0.875rem; color: var(--muted); margin-bottom: 2rem; }
.legal-list { counter-reset: section; list-style: none; display: flex; flex-direction: column; gap: 2rem; }
.legal-section { position: relative; padding-left: 2rem; }
.legal-section::before { counter-increment: section; content: counter(section) "."; position: absolute; left: 0; top: 0; font-family: var(--mono); color: var(--accent); }
.legal-section h3 { font-size: 1.25rem; margin-bottom: 0.5rem; color: var(--ink); }
.legal-section p { margin-bottom: 1rem; }
.legal-contact { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--surface); }

.cookie-table { width: 100%; border-collapse: collapse; margin-top: 2rem; }
.cookie-table th, .cookie-table td { padding: 0.75rem; border: 1px solid var(--surface); text-align: left; }
.cookie-table th { background: var(--surface); color: var(--ink); font-family: var(--mono); font-size: 0.875rem; }
.cookie-table td { color: var(--muted); font-size: 0.875rem; }

.thank-you-card { max-width: 600px; margin: 0 auto; text-align: center; padding: 3rem 2rem; background: var(--surface); border-radius: var(--radius); border: 1px solid var(--secondary); }
.thank-you-icon { margin: 0 auto 1.5rem; color: var(--secondary); }
.thank-you-title { margin-bottom: 1rem; font-size: 1.75rem; }
.thank-you-text { margin-bottom: 2rem; line-height: 1.8; }

.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) {
  .hero__container { grid-template-columns: 1fr; text-align: center; }
  .hero__content { order: 2; }
  .hero__visual { order: 1; margin-bottom: 2rem; }
  .hero__headline::after { left: 50%; transform: translateX(-50%); }
  .hero__actions { justify-content: center; }
  .about-grid { grid-template-columns: 1fr; }
  .about-grid--reversed { direction: ltr; }
  .about-panel--shifted { transform: none; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .cookie-banner__content { flex-direction: column; text-align: center; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .process-grid, .feature-grid, .benefit-grid, .testimonial-grid { grid-template-columns: 1fr; }
  #kinetic-object { width: 240px; height: 240px; max-width: 80%; }
}

@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; }
  .cookie-banner { transform: none; opacity: 1; }
  #kinetic-shape circle, #kinetic-shape path { animation: none; stroke-dasharray: 0; }
}

.site--legal .hero { min-height: auto; padding: 2rem 0; }
.site--thank-you .hero { min-height: 60vh; }
.site--kinetic-field .site-header--shadow { box-shadow: var(--shadow); }
.site--shifted-panels .process-step, .site--shifted-panels .feature-card, .site--shifted-panels .benefit-card { transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition); }