/* vestIT — Stylesheet
   Nur Systemschriften, keine externen Ressourcen. */

:root {
  --ink-0: #050c18;
  --ink-1: #0a1628;
  --ink-2: #0f1f36;
  --line: #182c47;
  --text: #e6edf6;
  --muted: #8ea2bb;
  --cyan: #22c4f2;
  --teal: #3de0d0;
  --violet: #6d5be0;

  --f-display: "Bahnschrift", "DIN Alternate", "DIN Next", "Barlow", "Segoe UI", system-ui, sans-serif;
  --f-body: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Roboto, Arial, sans-serif;
  --f-mono: "Cascadia Mono", "SF Mono", ui-monospace, Menlo, Consolas, "Liberation Mono", monospace;

  --wrap: 1180px;
  --gutter: clamp(20px, 5vw, 48px);
  --nav-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  max-width: 100%;
  touch-action: pan-y;
}
body {
  margin: 0;
  width: 100%;
  max-width: 100%;
  background: var(--ink-0);
  color: var(--text);
  font: 400 17px/1.65 var(--f-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--f-display); font-weight: 600; margin: 0; }
p { margin: 0; }

:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 4px; }

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 200;
  background: var(--cyan); color: var(--ink-0); padding: 8px 14px; border-radius: 6px;
  font-weight: 600; text-decoration: none;
}
.skip:focus { top: 12px; }

.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }

/* Hintergrund-Netzwerk (ca. 10 %) */
#net {
  position: fixed; inset: 0; width: 100%; height: 100%;
  z-index: 0; pointer-events: none; opacity: .10;
}
.page { position: relative; z-index: 1; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 100; height: var(--nav-h);
  background: rgba(5, 12, 24, .78);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
  padding-top: env(safe-area-inset-top, 0px);
}
.nav.scrolled { border-bottom-color: var(--line); }
.nav .wrap { height: 100%; display: flex; align-items: center; gap: 32px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.brand-v { height: 34px; width: auto; }
.brand-word { height: 20px; width: auto; }
.nav-links { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  text-decoration: none; color: var(--muted); font-size: 15px;
  transition: color .2s;
}
.nav-links a:hover { color: var(--text); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 46px; padding: 0 22px; border-radius: 8px;
  font: 600 16px/1 var(--f-body); text-decoration: none; cursor: pointer;
  border: 1px solid var(--line); background: transparent; color: var(--text);
  transition: border-color .2s, background-color .2s, color .2s;
}
.btn:hover { border-color: var(--cyan); }
.btn-primary { background: var(--cyan); border-color: var(--cyan); color: var(--ink-0); }
.btn-primary:hover { background: #5dd6f7; border-color: #5dd6f7; }
.btn svg { width: 18px; height: 18px; flex: none; }
.nav .btn { min-height: 40px; padding: 0 16px; font-size: 15px; }

/* ---------- Hero ---------- */
.hero {
  min-height: min(100vh, 860px);
  padding: calc(var(--nav-h) + clamp(40px, 8vh, 96px)) 0 clamp(56px, 9vh, 104px);
  display: flex; align-items: center;
}
.hero .wrap {
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
  align-items: center; gap: clamp(32px, 6vw, 88px);
}
.hero h1 {
  font-size: clamp(38px, 4.9vw, 68px);
  line-height: 1.02;
  letter-spacing: -.02em;
  font-stretch: 87.5%;
}
.hero h1 span { display: block; }
.hero-lead {
  margin-top: 28px; max-width: 34em;
  font-size: clamp(17px, 1.5vw, 19px); color: var(--muted);
}
.hero-actions { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 12px; }
.hero-person {
  margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 8px 28px; font-size: 15px; color: var(--muted);
}
.hero-person strong { color: var(--text); font-weight: 600; }

.hero-logo { position: relative; justify-self: center; width: min(100%, 440px); }
.hero-logo::before {
  content: ""; position: absolute; inset: 8% 6% 30%;
  background: radial-gradient(closest-side, rgba(34, 196, 242, .16), transparent);
  filter: blur(20px); z-index: -1;
}

/* ---------- Abschnitte ---------- */
.section { padding: clamp(72px, 11vw, 136px) 0; position: relative; }
.section + .section { border-top: 1px solid var(--line); }
.section-head { max-width: 40em; margin-bottom: clamp(40px, 6vw, 72px); }
.section-head h2 {
  font-size: clamp(30px, 3.8vw, 48px); line-height: 1.08;
  letter-spacing: -.015em; font-stretch: 87.5%;
}
.section-head p { margin-top: 18px; color: var(--muted); font-size: 18px; }

/* ---------- Leistungen ---------- */
.group {
  display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 72px);
  padding: 44px 0; border-top: 1px solid var(--line);
  position: relative;
}
.group:last-of-type { border-bottom: 1px solid var(--line); }
.group-head { align-self: start; }
.group-head h3 { font-size: 26px; letter-spacing: -.01em; font-stretch: 87.5%; }
.group-head p { margin-top: 10px; color: var(--muted); font-size: 16px; max-width: 22em; }

.svc-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.svc {
  display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 20px;
  padding: 26px 0;
}
.svc + .svc { border-top: 1px dashed rgba(142, 162, 187, .18); }
.svc:first-child { padding-top: 4px; }
.svc-icon {
  width: 44px; height: 44px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--ink-1); border: 1px solid var(--line); color: var(--cyan);
}
.svc-icon svg { width: 22px; height: 22px; }
.svc h4 { margin: 0; font: 600 20px/1.3 var(--f-display); letter-spacing: -.005em; }
.svc p { margin-top: 8px; color: var(--muted); max-width: 40em; }
.svc .tags { margin-top: 12px; font-size: 14px; color: #6f86a3; }

/* dekorative Befehle im Hintergrund (ca. 10 %) */
.deco {
  position: absolute; left: 0; bottom: 44px; margin: 0;
  font: 13px/1.7 var(--f-mono); color: var(--teal);
  opacity: .10; white-space: pre; pointer-events: none; user-select: none;
  z-index: -1; max-width: 300px; overflow: hidden;
}

/* ---------- Arbeitsweise ---------- */
.flow {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 88px); align-items: start;
}
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; }
.step {
  counter-increment: step;
  display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 8px;
  padding: 22px 0; border-top: 1px solid var(--line);
}
.step:last-child { border-bottom: 1px solid var(--line); }
.step::before {
  content: counter(step, decimal-leading-zero);
  font: 500 15px/1.9 var(--f-mono); color: var(--cyan);
}
.step h3 { font-size: 21px; font-stretch: 87.5%; }
.step p { margin-top: 6px; color: var(--muted); }

.term {
  position: sticky; top: calc(var(--nav-h) + 32px);
  background: var(--ink-1); border: 1px solid var(--line); border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 30px 80px -40px rgba(34, 196, 242, .35);
}
.term-bar {
  display: flex; align-items: center; gap: 8px; padding: 12px 16px;
  border-bottom: 1px solid var(--line); background: var(--ink-2);
  font: 13px/1 var(--f-mono); color: var(--muted);
}
.term-bar i { width: 10px; height: 10px; border-radius: 50%; background: #25385a; }
.term-bar span { margin-left: 8px; }
.term-body {
  margin: 0; padding: 20px 20px 24px;
  font: 14px/1.9 var(--f-mono); color: #b9c8da;
  white-space: pre-wrap; overflow-x: auto; min-height: 290px;
}
.term-body .ln { display: block; }
.term-body .cmd { color: var(--text); }
.term-body .p { color: var(--cyan); }
.term-body .ok { color: var(--teal); }
.term-body .v { color: var(--muted); }
.cursor {
  display: inline-block; width: .6em; height: 1.1em; vertical-align: -.2em;
  background: var(--cyan); animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.js .term-body .ln.pending { visibility: hidden; }

/* ---------- Anwendungen ---------- */
.apps-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 28px;
}
.app-card {
  border: 1px solid var(--line); border-radius: 16px; padding: clamp(28px, 4vw, 40px);
  background: linear-gradient(175deg, var(--ink-1), var(--ink-0) 70%);
  position: relative;
}
.app-card-head { display: flex; align-items: center; gap: 18px; margin-bottom: 20px; }
.app-icon {
  width: 56px; height: 56px; border-radius: 13px; flex: none;
  display: grid; place-items: center; background: var(--ink-2); border: 1px solid var(--line); color: var(--cyan);
}
.app-icon svg { width: 27px; height: 27px; }
.app-name { font: 600 26px/1.2 var(--f-display); font-stretch: 87.5%; letter-spacing: -.005em; }
.app-status {
  margin-top: 5px; display: inline-flex; align-items: center; gap: 7px;
  font: 500 13px/1 var(--f-mono); color: var(--teal);
}
.app-status i { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 8px var(--teal); }
.app-desc { color: var(--muted); font-size: 16px; max-width: 52em; }
.app-features { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 11px; max-width: 42em; }
.app-features li { position: relative; padding-left: 18px; color: #c2cfdf; font-size: 15px; }
.app-features li::before {
  content: ""; position: absolute; left: 0; top: 9px; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan);
}
.app-foot { margin-top: 28px; }

/* ---------- Kontakt ---------- */
.contact {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 88px); align-items: end;
}
.contact h2 {
  font-size: clamp(34px, 4.6vw, 60px); line-height: 1.04;
  letter-spacing: -.02em; font-stretch: 87.5%;
}
.contact-lead { margin-top: 20px; color: var(--muted); font-size: 18px; max-width: 30em; }
.contact-list { list-style: none; margin: 0; padding: 0; }
.contact-list li { border-top: 1px solid var(--line); }
.contact-list li:last-child { border-bottom: 1px solid var(--line); }
.contact-list a, .contact-list div {
  display: grid; grid-template-columns: 110px minmax(0, 1fr); align-items: baseline; gap: 16px;
  padding: 22px 4px; text-decoration: none;
}
.contact-list small { color: var(--muted); font-size: 14px; }
.contact-list strong {
  font: 500 clamp(19px, 2vw, 24px)/1.3 var(--f-display); letter-spacing: -.005em;
  overflow-wrap: anywhere;
}
.contact-list a strong { transition: color .2s; }
.contact-list a:hover strong { color: var(--cyan); }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 calc(32px + env(safe-area-inset-bottom, 0px));
  font-size: 14px; color: var(--muted);
}
.footer .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 32px; }
.footer .brand-v { height: 26px; }
.footer nav { margin-left: auto; display: flex; flex-wrap: wrap; gap: 8px 24px; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--text); }

/* ---------- Rechtliche Seiten ---------- */
.legal { padding: calc(var(--nav-h) + clamp(48px, 8vw, 96px)) 0 clamp(64px, 10vw, 120px); }
.legal .wrap { max-width: 820px; }
.legal h1 {
  font-size: clamp(32px, 5vw, 56px); letter-spacing: -.02em; font-stretch: 87.5%; line-height: 1.05;
  overflow-wrap: anywhere; word-break: break-word; hyphens: auto;
}
.legal .sub { margin-top: 12px; color: var(--muted); }
.legal h2 {
  font-size: 22px; font-stretch: 87.5%; margin: 48px 0 14px;
  padding-top: 24px; border-top: 1px solid var(--line);
}
.legal h2.part {
  font-size: clamp(22px, 3vw, 30px); margin: 76px 0 4px;
  padding-top: 40px; border-top: 1px solid var(--line); color: var(--cyan);
}
.legal h2.part + h3 { margin-top: 24px; }
.legal h3 {
  font-size: 18px; font-stretch: 87.5%; margin: 34px 0 10px; color: var(--text);
}
.legal p, .legal li { color: #c2cfdf; }
.legal p + p { margin-top: 12px; }
.legal ul { padding-left: 20px; margin: 12px 0; }
.legal li + li { margin-top: 6px; }
.legal a { color: var(--cyan); text-underline-offset: 3px; }
.legal strong { color: var(--text); font-weight: 600; }
.legal em { color: var(--muted); font-style: normal; }
.legal blockquote {
  margin: 16px 0; padding: 18px 22px; border-left: 3px solid var(--cyan);
  background: var(--ink-1); border-radius: 0 10px 10px 0;
}
.legal blockquote p { color: #c2cfdf; }
.facts { margin: 0; display: grid; grid-template-columns: 220px minmax(0, 1fr); }
.facts dt, .facts dd { padding: 12px 0; border-bottom: 1px dashed rgba(142, 162, 187, .18); }
.facts dt { color: var(--muted); font-size: 15px; padding-right: 20px; }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.back { display: inline-block; margin-bottom: 32px; color: var(--muted); text-decoration: none; font-size: 15px; }
.back:hover { color: var(--text); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-logo { order: -1; width: min(48vw, 220px); justify-self: start; }
  .hero { min-height: 0; }
  .group { grid-template-columns: 1fr; gap: 20px; }
  .group-head { position: static; }
  .flow, .contact { grid-template-columns: 1fr; }
  .term { position: static; }
  .deco { display: none; }
}
@media (max-width: 720px) {
  :root { --nav-h: 60px; }
  body { font-size: 16px; }
  .nav-links { display: none; }
  .brand-v { height: 30px; }
  .brand-word { height: 18px; }
  .hero-actions .btn { flex: 1 1 100%; }
  .svc { grid-template-columns: 1fr; gap: 14px; }
  .contact-list a, .contact-list div { grid-template-columns: 1fr; gap: 2px; }
  .facts { grid-template-columns: 1fr; }
  .facts dt { border-bottom: 0; padding-bottom: 0; }
  .footer nav { margin-left: 0; width: 100%; }
  .term-body { font-size: 12.5px; min-height: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.term { margin: 0; }