/* jatomix GmbH – Website (Richtung B · Technisch) */

:root {
  color-scheme: light;
  --bg: #f2f4f6;
  --surface: #ffffff;
  --line: #cfd6de;
  --grid: #e1e5ea;
  --ink: #111820;
  --muted: #4a5561;
  --subtle: #5f6b78;
  --accent: #01579b;
  --accent-hover: #013f70;
  --btn: #01579b;
  --btn-hover: #013f70;
  --on-btn: #ffffff;
  --code-bg: #0f1720;
  --code-line: #243140;
  --code: #d6dde6;
  --code-meta: #8a96a4;
  --ann: #e0b25a;
  --kw: #7fb4ff;
  --str: #9fd39a;
  --cmt: #7d8a98;
  --placeholder-bg: rgba(1, 87, 155, 0.04);
  --placeholder-line: #9aa6b2;
  --shadow: 0 30px 60px -30px rgba(15, 23, 32, 0.45);
  --sans: 'IBM Plex Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, Consolas, monospace;
  --gutter: 20px;
  --grid-size: 32px;
  --section-space: 72px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b1016;
  --surface: #121a23;
  --line: #263240;
  --grid: #131b24;
  --ink: #e6ebf0;
  --muted: #a6b1bd;
  --subtle: #8c98a6;
  --accent: #6cb2ee;
  --accent-hover: #9ccbf4;
  --btn: #0a64ad;
  --btn-hover: #1576c4;
  --code-bg: #070b10;
  --code-line: #263240;
  --placeholder-bg: rgba(108, 178, 238, 0.06);
  --placeholder-line: #3d4a59;
  --shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.7);
}

@media (min-width: 768px) {
  :root { --gutter: 40px; --grid-size: 48px; }
}

@media (min-width: 1280px) {
  :root { --gutter: 96px; }
}

/* ---------- Grundlagen ---------- */

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 73px;
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background-color: var(--bg);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: var(--grid-size) var(--grid-size);
  -webkit-font-smoothing: antialiased;
}

main { flex: 1; }

h1, h2, h3, h4, p, ul, pre { margin: 0; }

h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p, li { text-wrap: pretty; }

ul { padding: 0; list-style: none; }

img { display: block; max-width: 100%; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

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

.skip-link {
  position: absolute;
  left: 12px;
  top: -100px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--bg);
}
.skip-link:focus { top: 12px; color: var(--bg); }

.wrap {
  max-width: 1440px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
}

.lead {
  font-size: 17px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 720px;
}

@media (min-width: 960px) {
  :root { --section-space: 128px; }
  html { scroll-padding-top: 98px; }
  .eyebrow { font-size: 14px; }
  .lead { font-size: 20px; }
}

/* ---------- Kopfzeile ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  min-height: 72px;
}

.logo img { height: 34px; width: auto; }
.logo .logo-dark { display: none; }
[data-theme="dark"] .logo .logo-light { display: none; }
[data-theme="dark"] .logo .logo-dark { display: block; }

.header-buttons { display: flex; align-items: center; gap: 8px; }

.icon-btn {
  width: 44px;
  height: 44px;
  padding: 0;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent); }

.menu-toggle,
.theme-toggle { display: none; }
.js .menu-toggle,
.js .theme-toggle { display: inline-flex; }

.theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

.site-nav {
  order: 3;
  display: flex;
  flex-direction: column;
  width: 100%;
  padding-bottom: 16px;
  font-family: var(--mono);
  font-size: 16px;
}

.js .site-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  padding: 4px var(--gutter) 20px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.js .site-nav.is-open { display: flex; }

.site-nav a {
  padding: 14px 0;
  border-top: 1px solid var(--line);
  color: var(--ink);
}
.site-nav a:first-child { border-top: 0; }
.site-nav a:hover,
.site-nav a[aria-current] { color: var(--accent); }

.site-nav .nav-cta {
  margin-top: 12px;
  padding: 13px 18px;
  border: 1.5px solid var(--ink);
  text-align: center;
}

@media (min-width: 960px) {
  .site-header .wrap { flex-wrap: nowrap; min-height: 97px; }
  .logo img { height: 48px; }
  .js .menu-toggle { display: none; }
  .icon-btn { width: 40px; height: 40px; }

  .site-nav,
  .js .site-nav {
    order: 0;
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 36px;
    width: auto;
    margin-left: auto;
    padding: 0;
    border: 0;
    background: none;
    font-size: 14px;
  }
  .site-nav a { padding: 0; border: 0; }
  .site-nav .nav-cta { margin-top: 0; padding: 10px 18px; }
}

/* ---------- Buttons ---------- */

.actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 4px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 24px;
  border: 1.5px solid transparent;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.2;
}
.btn-primary { background: var(--btn); color: var(--on-btn); }
.btn-primary:hover { background: var(--btn-hover); color: var(--on-btn); }
.btn-secondary { background: var(--surface); border-color: var(--line); color: var(--ink); }
.btn-secondary:hover { border-color: var(--ink); color: var(--ink); }

@media (min-width: 600px) {
  .actions { flex-direction: row; flex-wrap: wrap; gap: 16px; }
}

@media (min-width: 960px) {
  .actions { padding-top: 8px; }
  .btn { padding: 17px 28px; }
}

/* ---------- Start ---------- */

.hero {
  display: grid;
  gap: 48px;
  padding-block: 48px 56px;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero h1 {
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.025em;
}

.hero .lead { max-width: 560px; }

@media (min-width: 960px) {
  .hero {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
    align-items: center;
    padding-block: 112px 96px;
  }
  .hero-text { grid-column: span 6; gap: 28px; }
  .hero-code { grid-column: 8 / span 5; }
}

/* ---------- Code-Fenster ---------- */

.code-window {
  background: var(--code-bg);
  color: var(--code);
  border: 1px solid var(--code-line);
  box-shadow: var(--shadow);
}

.code-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--code-line);
}
.code-bar .dot { width: 9px; height: 9px; border-radius: 50%; background: #3a4757; }

.code-file {
  margin-left: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--code-meta);
}

.code-window pre {
  padding: 18px 16px 20px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: clamp(12px, 1.2vw, 17px);
  line-height: 1.75;
}

.tok-ann { color: var(--ann); }
.tok-kw { color: var(--kw); }
.tok-str { color: var(--str); }
.tok-cmt { color: var(--cmt); }

@media (min-width: 960px) {
  .code-bar { gap: 8px; padding: 14px 18px; }
  .code-bar .dot { width: 11px; height: 11px; }
  .code-file { margin-left: 12px; font-size: 13px; }
  .code-window pre { padding: 28px 28px 32px; }
}

/* ---------- Abschnitte ---------- */

.block { border-top: 1px solid var(--line); }

.block-inner { padding-block: var(--section-space); }
main > .block:last-child .block-inner { padding-bottom: 56px; }

.block-intro {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 32px;
}

.block-intro h2,
.page-hero h1 {
  max-width: 960px;
  font-size: clamp(34px, 4.5vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.025em;
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}
.section-head .title { display: flex; flex-direction: column; gap: 12px; }
.section-head h3 { font-size: clamp(28px, 3.2vw, 44px); }

.tools-head { margin-top: 48px; }

.page-hero {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding-block: 48px 40px;
}

@media (min-width: 960px) {
  .block-intro { gap: 24px; margin-bottom: 64px; }
  .section-head {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 40px;
  }
  .section-head .title { flex-direction: row; align-items: baseline; gap: 20px; }
  .tools-head { margin-top: 80px; }
  main > .block:last-child .block-inner { padding-bottom: 96px; }
  .page-hero { gap: 24px; padding-block: 104px 80px; }
}

/* ---------- Leistungen ---------- */

.services { display: flex; flex-direction: column; gap: 12px; }

.service {
  display: grid;
  grid-template-areas: "num" "body" "tags";
  gap: 14px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
}
.service-num { grid-area: num; font-family: var(--mono); font-size: 13px; color: var(--accent); }
.service-tags { grid-area: tags; display: flex; flex-wrap: wrap; align-content: start; gap: 8px; }
.service-body { grid-area: body; display: flex; flex-direction: column; gap: 14px; }
.service h3 { font-size: clamp(26px, 2.6vw, 36px); line-height: 1.15; }
.service-body > p { max-width: 680px; font-size: 16px; color: var(--muted); }

.checklist { display: flex; flex-direction: column; gap: 8px; }
.checklist li { display: flex; gap: 12px; font-size: 15px; line-height: 1.5; }
.checklist li::before { content: "—"; font-family: var(--mono); color: var(--accent); }

.tag {
  padding: 4px 10px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--line);
}

@media (min-width: 960px) {
  .services { gap: 24px; }
  .service {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    grid-template-rows: auto 1fr;
    grid-template-areas: "num body" "tags body";
    gap: 18px 24px;
    padding: 48px;
  }
  .service-num { font-size: 14px; }
  .service-body { gap: 18px; }
  .service-body > p { font-size: 19px; }
  .checklist { gap: 10px; padding-top: 6px; }
  .checklist li { gap: 14px; font-size: 17px; }
}

/* ---------- Über uns ---------- */

.intro { display: grid; gap: 32px; }
.intro-text { display: flex; flex-direction: column; gap: 20px; max-width: 720px; }

.facts {
  margin: 0;
  padding: 4px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
}
.facts div { display: flex; flex-direction: column; gap: 4px; padding-block: 14px; }
.facts div + div { border-top: 1px solid var(--line); }
.facts dt { font-family: var(--mono); font-size: 12px; color: var(--accent); }
.facts dd { margin: 0; font-size: 16px; line-height: 1.5; }

.placeholder {
  padding: 14px 16px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--accent);
  background: var(--placeholder-bg);
  border: 1.5px dashed var(--placeholder-line);
}

.tools { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }

.tool {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
}
.tool-label { font-family: var(--mono); font-size: 12px; color: var(--subtle); }
.tool h4 { font-size: 19px; letter-spacing: -0.01em; }
.tool p { font-size: 14px; line-height: 1.5; color: var(--muted); }

@media (min-width: 960px) {
  .intro {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 64px;
    align-items: start;
  }
  .facts { padding: 8px 32px; }
  .facts div { padding-block: 18px; }
  .facts dt { font-size: 13px; }
  .facts dd { font-size: 17px; }
  .placeholder { padding: 18px 22px; font-size: 15px; }
  .tools { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
  .tool { gap: 12px; padding: 32px; }
  .tool-label { font-size: 13px; }
  .tool h4 { font-size: 26px; }
  .tool p { font-size: 16px; line-height: 1.6; }
}

/* ---------- Kontakt ---------- */

.contacts { display: flex; flex-direction: column; gap: 12px; }

.contact {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 22px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--ink);
}
.contact:hover { border-color: var(--ink); color: var(--ink); }
.contact-icon { flex: none; padding-top: 2px; color: var(--accent); }
.contact-text { display: flex; flex-direction: column; gap: 6px; }
.contact-label { font-family: var(--mono); font-size: 12px; color: var(--subtle); }
.contact-value { font-size: 19px; font-weight: 500; line-height: 1.35; }
.contact-action { font-family: var(--mono); font-size: 13px; color: var(--accent); }

@media (min-width: 960px) {
  .contacts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
  .contact { flex-direction: column; gap: 18px; padding: 40px; }
  .contact-icon svg { width: 28px; height: 28px; }
  .contact-text { flex: 1; gap: 18px; }
  .contact-label { font-size: 13px; }
  .contact-value { font-size: 24px; }
  .contact-action { margin-top: auto; padding-top: 8px; font-size: 14px; }
}

/* ---------- Rechtstexte ---------- */

.legal {
  margin-bottom: 56px;
  padding: 4px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
}

.legal-row { display: flex; flex-direction: column; gap: 10px; padding-block: 24px; }
.legal-row + .legal-row { border-top: 1px solid var(--line); }
.legal-label { font-family: var(--mono); font-size: 13px; color: var(--accent); }

.legal-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 780px;
  font-size: 16px;
  line-height: 1.65;
  color: var(--muted);
}
.legal-content h2 { font-size: 18px; line-height: 1.3; letter-spacing: 0; color: var(--ink); }

@media (min-width: 960px) {
  .legal { margin-bottom: 112px; padding: 12px 56px; }
  .legal-row {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(0, 8fr);
    gap: 24px;
    padding-block: 36px;
  }
  .legal-label { padding-top: 3px; font-size: 14px; }
  .legal-content { gap: 14px; font-size: 17px; line-height: 1.7; }
}

/* ---------- Fußzeile ---------- */

.site-footer {
  position: sticky;
  bottom: 0;
  z-index: 40;
  background: var(--bg);
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--subtle);
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0 16px;
  padding-block: 2px calc(2px + env(safe-area-inset-bottom, 0px));
}

.footer-links { display: flex; gap: 16px; }
.footer-links a { padding-block: 11px; color: var(--muted); }
.footer-links a:hover,
.footer-links a[aria-current="page"] { color: var(--accent); }

@media (min-width: 960px) {
  .site-footer .wrap { gap: 0 24px; padding-block: 8px; }
  .footer-links { gap: 28px; }
}