:root {
  --bg: #07110d;
  --bg-soft: #0b1712;
  --surface: #102019;
  --surface-2: #14271f;
  --line: rgba(10, 210, 146, .16);
  --line-strong: rgba(10, 210, 146, .35);
  --text: #eef8f1;
  --muted: #9bb0a1;
  --accent: #0ad292;
  --accent-strong: #4BEBB8;
  --accent-purple: #784CEB;
  --ink: #07110d;
  --paper: #edf3ee;
  --paper-text: #1a1a1a;
  --radius: 18px;
  --shadow: 0 24px 70px rgba(0,0,0,.28);
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  /* Gradients from style guide */
  --grad-universum: linear-gradient(135deg, #784CEB, #23BBEB);
  --grad-brise: linear-gradient(135deg, #23BBEB, #0ad292);
  --grad-sommertag: linear-gradient(135deg, #0ad292, #23BBEB);
  --grad-polarlicht: linear-gradient(135deg, #23BBEB, #784CEB);
  --grad-konzert: linear-gradient(135deg, #784CEB, #087B9E);
  --grad-festival: linear-gradient(135deg, #087B9E, #784CEB);
  --grad-standard: linear-gradient(135deg, #0ad292, #4BEBB8);
  --grad-trio: linear-gradient(135deg, #4BEBB8, #0ad292);
  --grad-scheinwerfer: linear-gradient(135deg, #0ad292, #189e28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, input { font: inherit; }
img { max-width: 100%; display: block; }
::selection { background: var(--accent); color: var(--ink); }

.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: 88px 0; }
.section-dark { background: var(--bg-soft); border-block: 1px solid var(--line); }
.section-light { background: var(--paper); color: var(--paper-text); }

.skip-link { position: fixed; top: 10px; left: 10px; transform: translateY(-150%); z-index: 9999; background: var(--accent); color: var(--ink); padding: 10px 14px; border-radius: 8px; }
.skip-link:focus { transform: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 1000; border-bottom: 1px solid transparent; transition: .25s ease; }
.site-header.scrolled { background: rgba(7,17,13,.88); border-color: var(--line); backdrop-filter: blur(16px); }
.nav-wrap { min-height: 74px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-weight: 600; letter-spacing: .08em; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--line-strong); border-radius: 9px; color: var(--accent); box-shadow: inset 0 0 20px rgba(10, 210, 146, .08); }
.site-nav { display: flex; align-items: center; gap: 28px; font-size: .92rem; }
.site-nav a { color: var(--muted); text-decoration: none; transition: color .2s ease; }
.site-nav a:hover { color: var(--text); }
.site-nav .nav-cta { color: var(--ink); background: var(--grad-standard); padding: 10px 15px; border-radius: 9px; font-weight: 700; }
.menu-toggle { display: none; width: 42px; height: 42px; padding: 9px; border: 1px solid var(--line); border-radius: 10px; background: transparent; }
.menu-toggle span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; background: var(--text); }

.hero { position: relative; overflow: hidden; padding: 142px 0 92px; min-height: 760px; display: grid; align-items: center; }
.hero::before { content: ""; position: absolute; width: 680px; height: 680px; right: -250px; top: 20px; border-radius: 50%; background: radial-gradient(circle, rgba(10, 210, 146, .12), transparent 65%); filter: blur(10px); }
.hero-grid { position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to bottom, black 15%, transparent 95%); }
.hero-layout { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(380px, .92fr); gap: 68px; align-items: center; }
.eyebrow { margin: 0 0 16px; color: var(--accent); font: 600 .76rem/1.2 var(--mono); letter-spacing: .13em; text-transform: uppercase; }
.status-dot { display: inline-block; width: 8px; height: 8px; margin-right: 7px; border-radius: 50%; background: var(--accent-strong); box-shadow: 0 0 0 5px rgba(75, 235, 184, .1), 0 0 14px var(--accent-strong); }
h1, h2, h3 { line-height: 1.08; letter-spacing: -.035em; }
h1 { margin: 0; max-width: 770px; font-size: clamp(3rem, 7vw, 6.6rem); }
h1 span { color: var(--accent); }
.hero-lead { max-width: 680px; margin: 26px 0 0; color: #bed0c3; font-size: clamp(1.05rem, 2vw, 1.25rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 0 20px; border: 1px solid transparent; border-radius: 11px; font-weight: 700; text-decoration: none; cursor: pointer; transition: .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--grad-standard); color: var(--ink); box-shadow: 0 0 30px rgba(10, 210, 146, .12); }
.button-primary:hover { background: var(--grad-trio); transform: translateY(-2px); }
.button-ghost { border-color: var(--line-strong); background: rgba(255,255,255,.02); color: var(--text); }
.button-ghost:hover { border-color: var(--accent-purple); background: rgba(120, 76, 235, .1); }
.trust-list { display: flex; flex-wrap: wrap; gap: 18px; padding: 0; margin: 28px 0 0; color: var(--muted); font: .8rem var(--mono); list-style: none; }
.trust-list li::before { content: "✓"; color: var(--accent); margin-right: 7px; }
.trust-list li:nth-child(3n) { color: var(--accent-purple); }
.trust-list li:nth-child(3n)::before { color: var(--accent-purple); }

.terminal-card { position: relative; background: rgba(8,19,14,.86); border: 1px solid var(--line-strong); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow), inset 0 0 80px rgba(10, 210, 146, .025); }
.terminal-card::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(rgba(255,255,255,.015) 50%, transparent 50%); background-size: 100% 4px; }
.terminal-bar { display: flex; align-items: center; gap: 7px; height: 48px; padding: 0 16px; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.02); }
.terminal-bar span { width: 9px; height: 9px; border-radius: 50%; background: #355043; }
.terminal-bar span:first-child { background: #EB3B6D; }
.terminal-bar span:nth-child(2) { background: #F7C94F; }
.terminal-bar span:nth-child(3) { background: var(--accent-strong); }
.terminal-bar p { margin: 0 0 0 7px; color: var(--muted); font: .72rem var(--mono); }
.terminal-body { min-height: 370px; padding: 26px 23px; font: clamp(.74rem, 1.4vw, .88rem)/1.75 var(--mono); }
.terminal-body p { margin: 0 0 8px; }
.prompt { color: var(--accent); }
.output { color: var(--muted); padding-left: 16px; }
.output.accent { color: var(--accent); }
.terminal-meta { display: flex; justify-content: space-between; gap: 10px; padding: 14px 18px; border-top: 1px solid var(--line); color: var(--muted); font: .66rem var(--mono); text-transform: uppercase; }

.signal-bar { overflow: hidden; border-block: 1px solid var(--line); background: var(--grad-scheinwerfer); color: var(--ink); }
.signal-track { min-height: 48px; display: flex; align-items: center; justify-content: center; gap: 18px; white-space: nowrap; font: 600 .73rem var(--mono); letter-spacing: .1em; }
.signal-track i { width: 4px; height: 4px; border-radius: 50%; background: var(--ink); opacity: .5; }

.section-heading { max-width: 760px; margin-bottom: 42px; }
.section-heading h2, .automation-copy h2, .about-copy h2, .cta-box h2 { margin: 0; font-size: clamp(2.2rem, 5vw, 4.25rem); }
.section-heading > p:last-child, .automation-copy > p:not(.eyebrow), .about-copy > p:not(.eyebrow) { color: var(--muted); font-size: 1.08rem; }

.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service-card { position: relative; min-height: 540px; display: flex; flex-direction: column; padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); transition: transform .25s ease, border-color .25s ease; }
.service-card:hover { transform: translateY(-5px); border-color: var(--line-strong); }
.service-card:nth-child(3n+1)::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius); opacity: 0; transition: opacity .25s ease; background: var(--grad-standard); }
.service-card:hover::after { opacity: .08; }
.service-card-featured { background: linear-gradient(145deg, rgba(120, 76, 235, .15), var(--surface) 45%); border-color: rgba(120, 76, 235, .4); }
.card-index { position: absolute; right: 20px; top: 18px; color: rgba(10, 210, 146, .25); font: 600 2.4rem var(--mono); }
.card-icon { width: 48px; height: 48px; display: grid; place-items: center; margin-bottom: 48px; border: 1px solid var(--line-strong); border-radius: 12px; color: var(--accent); font: 600 1.1rem var(--mono); }
.card-kicker { margin: 0 0 11px; color: var(--accent); font: .72rem var(--mono); text-transform: uppercase; letter-spacing: .1em; }
.service-card h3 { margin: 0; font-size: 1.65rem; }
.service-card > p:not(.card-kicker) { color: var(--muted); }
.service-card ul { padding: 0; margin: 18px 0 30px; list-style: none; color: var(--muted); font-size: .92rem; }
.service-card li { padding: 7px 0; border-bottom: 1px solid var(--line); }
.service-card li::before { content: "+"; color: var(--accent); margin-right: 8px; font-family: var(--mono); }
.service-card a { margin-top: auto; color: var(--text); text-decoration: none; font-weight: 700; }
.service-card a span { color: var(--accent); margin-left: 5px; }
.card-report-link { margin-top: 10px !important; font-size: .82rem; color: var(--muted) !important; font-weight: 500 !important; }
.card-report-link span { color: var(--accent); }

.automation-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 70px; align-items: center; }
.principles { display: grid; gap: 0; margin-top: 34px; border-top: 1px solid var(--line); }
.principles div { display: grid; grid-template-columns: 50px 1fr; gap: 14px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.principles strong { color: var(--accent-purple); font: 500 .82rem var(--mono); }
.principles span { font-weight: 600; }
.architecture { padding: 26px; border: 1px solid rgba(120, 76, 235, .35); border-radius: 22px; background: #08120e; box-shadow: var(--shadow); }
.arch-node, .arch-core, .arch-mini-grid div, .arch-destinations div { border: 1px solid rgba(120, 76, 235, .4); background: var(--surface); border-radius: 10px; }
.arch-node { padding: 17px; text-align: center; }
.arch-node span, .arch-zone > p { color: var(--accent-purple); font: .7rem var(--mono); letter-spacing: .12em; }
.arch-node small, .arch-core small { display: block; color: var(--muted); margin-top: 3px; }
.arch-line { position: relative; height: 54px; display: grid; place-items: center; color: var(--muted); font: .63rem var(--mono); }
.arch-line::before { content: ""; position: absolute; width: 1px; height: 100%; background: var(--line-strong); }
.arch-line span { position: relative; z-index: 1; background: #08120e; padding: 2px 8px; }
.arch-zone { padding: 17px; border: 1px dashed var(--accent-purple); border-radius: 14px; }
.arch-zone > p { margin: 0 0 14px; text-align: center; }
.arch-core { width: 150px; margin: auto; padding: 19px; text-align: center; box-shadow: 0 0 30px rgba(120, 76, 235, .12); }
.arch-core strong { color: var(--accent-purple); font: 600 1.5rem var(--mono); }
.arch-mini-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-top: 13px; }
.arch-mini-grid div, .arch-destinations div { padding: 10px; color: var(--muted); text-align: center; font: .68rem var(--mono); }
.arch-destinations { display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; }

.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.case-card { min-height: 240px; padding: 26px; border: 1px solid rgba(120, 76, 235, .3); border-left: 4px solid var(--accent-purple); border-radius: 15px; background: var(--surface); }
.case-card > span { color: var(--accent-purple); font: .7rem var(--mono); letter-spacing: .08em; }
.case-card h3 { margin: 38px 0 10px; font-size: 1.45rem; }
.case-card p { margin: 0; color: var(--muted); }

.section-light .eyebrow { color: #0a7c3a; }
.process-list { padding: 0; margin: 0; border-top: 1px solid rgba(7,17,13,.18); list-style: none; }
.process-list li { display: grid; grid-template-columns: 95px 1fr; gap: 20px; padding: 30px 0; border-bottom: 1px solid rgba(7,17,13,.18); }
.process-list > li > span { color: #0a7c3a; font: 600 1rem var(--mono); }
.process-list h3 { margin: 0 0 6px; font-size: 1.45rem; }
.process-list p { margin: 0; max-width: 700px; color: var(--paper-text); }

.about-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: center; }
.about-panel { min-height: 430px; display: flex; flex-direction: column; justify-content: space-between; padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(150deg, rgba(10, 210, 146, .08), rgba(10, 210, 146, .02)), var(--surface); }
.avatar-placeholder { position: relative; overflow: hidden; min-height: 280px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 14px; background: radial-gradient(circle at 50% 20%, rgba(10, 210, 146, .16), transparent 35%), #09130f; }
.avatar-placeholder span { position: relative; z-index: 1; color: var(--accent); font: 600 4.5rem var(--mono); letter-spacing: -.08em; }
.avatar-placeholder div { position: absolute; width: 180px; height: 180px; border: 1px solid var(--line-strong); border-radius: 50%; box-shadow: 0 0 0 35px rgba(10, 210, 146, .025), 0 0 0 70px rgba(10, 210, 146, .018); }
.avatar-img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 50%; border: 1px solid var(--line); display: block; }
.about-id { padding-top: 20px; }
.about-id span { display: block; color: var(--accent); font: .65rem var(--mono); letter-spacing: .1em; }
.about-id strong { display: block; margin: 5px 0; }
.about-id small { color: var(--muted); }
.credential-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 32px; }
.credential-grid div { padding: 17px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.credential-grid div:nth-child(2n) { border-left: 3px solid var(--accent-purple); }
.credential-grid strong { display: block; color: var(--accent); font: 600 1.45rem var(--mono); }
.credential-grid span { color: var(--muted); font-size: .85rem; }

.cta-section { padding: 30px 0 80px; }
.cta-box { display: grid; grid-template-columns: 1.3fr .7fr; gap: 40px; align-items: end; padding: clamp(28px, 6vw, 64px); border: 1px solid rgba(120, 76, 235, .4); border-radius: 24px; background: linear-gradient(145deg, rgba(120, 76, 235, .12), rgba(120, 76, 235, .02) 55%), var(--surface); }
.cta-box h2 { max-width: 820px; }
.cta-box p:not(.eyebrow) { color: var(--muted); }
.cta-actions { display: flex; flex-direction: column; gap: 11px; }

.site-footer { padding: 58px 0 24px; border-top: 1px solid var(--line); background: #050c09; }
.footer-grid { display: grid; grid-template-columns: 1.5fr .75fr .75fr; gap: 40px; }
.footer-grid > div { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.footer-grid p, .footer-grid span, .footer-grid a { margin: 0; color: var(--muted); text-decoration: none; font-size: .88rem; }
.footer-grid strong { margin-bottom: 6px; }
.footer-bottom { display: flex; justify-content: space-between; margin-top: 44px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font: .7rem var(--mono); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .hero-layout, .automation-layout, .about-layout, .cta-box { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .terminal-card { max-width: 680px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; }
  .card-icon { margin-bottom: 30px; }
  .automation-layout { gap: 42px; }
  .about-panel { min-height: auto; }
  .cta-actions { max-width: 360px; }
}

@media (max-width: 760px) {
  .container { width: min(100% - 28px, 1180px); }
  .section { padding: 68px 0; }
  .menu-toggle { display: block; }
  .site-nav { position: fixed; inset: 74px 14px auto; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 10px; border: 1px solid var(--line); border-radius: 14px; background: rgba(7,17,13,.97); box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 13px; }
  .site-nav .nav-cta { margin-top: 4px; text-align: center; }
  .hero { padding: 122px 0 65px; }
  h1 { font-size: clamp(2.7rem, 14vw, 4.6rem); }
  .hero-layout { gap: 48px; }
  .terminal-body { min-height: 330px; padding: 20px 17px; }
  .terminal-meta { flex-direction: column; }
  .signal-track { justify-content: flex-start; overflow: hidden; }
  .signal-track span:nth-of-type(n+4), .signal-track i:nth-of-type(n+4) { display: none; }
  .case-grid, .credential-grid { grid-template-columns: 1fr; }
  .arch-mini-grid { grid-template-columns: 1fr; }
  .arch-destinations { grid-template-columns: repeat(2, 1fr); }
  .process-list li { grid-template-columns: 48px 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .button { width: 100%; }
  .trust-list { display: grid; gap: 8px; }
  .service-card, .architecture, .case-card { padding: 21px; }
  .cta-box { padding: 26px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Language switcher */
.language-switcher {
  margin-left: auto;
}

.language-switcher select {
  min-width: 64px;
  padding: 8px 28px 8px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--text);
  background-color: rgba(7, 17, 13, .88);
  font: 600 .72rem var(--mono);
  letter-spacing: .08em;
  cursor: pointer;
}

.language-switcher select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

@media (min-width: 761px) {
  .language-switcher { order: 3; margin-left: 8px; }
  .site-nav { order: 2; margin-left: auto; }
}

@media (max-width: 760px) {
  .language-switcher { margin-left: auto; margin-right: 10px; }
  .language-switcher select { min-width: 60px; }
}