/* Farben und Abstände zentral ändern. */
/* Grundlayout und globale Elemente */
:root {
  color-scheme: dark;
  --bg: #101923;
  --surface: #16222f;
  --card: #1b2938;
  --line: #334252;
  --text: #f0f4f8;
  --muted: #b4c0cc;
  --accent: #93caff;
  --mono: Consolas, 'Courier New', monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

a, button, summary {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 6px;
  border-radius: 2px;
}

::selection {
  background: var(--accent);
  color: var(--bg);
}

.container {
  width: min(1180px, calc(100% - 80px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  padding: 12px 24px;
  background: var(--text);
  color: var(--bg);
  z-index: 20;
}

.skip-link:focus {
  top: 12px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: #101923f5;
    border-bottom: 1px solid var(--line);
}

/* Header-Bereich */
.header-inner {
    min-height: 88px; /* Höhe des Headers */
    display: flex; /* Flexbox für horizontale Anordnung */
    align-items: center; /* Vertikale Zentrierung der Elemente */
    justify-content: space-between; /* Abstand zwischen den Elementen */
    gap: 24px; /* Abstand zwischen den Elementen */
}

.brand {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.6px;
  white-space: nowrap;
}

.brand-mark {
  color: var(--accent);
  font: 700 24px var(--mono);
  margin-right: 12px;
}

.domain {
  color: var(--muted);
  font-weight: 400;
}

nav {
  display: flex;
  gap: 26px;
  align-items: center;
}

    nav a {
        font-size: 14px;
        color: var(--muted);
        padding-block: 5px; /* Abstand für den Hover-Effekt */
        border-bottom: 2px solid transparent;
    }

nav a:hover, nav a[aria-current] {
  color: var(--text);
  border-color: var(--accent);
}

.menu-button {
  display: none;
  color: var(--text);
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 7px 12px;
  cursor: pointer;
}

/* Hero-Bereich - Startseite */
.hero { /* Hero-Bereich mit Text und Code-Panel */
    display: grid; /* Grid-Layout für Text und Code-Panel */
    grid-template-columns: 1.3fr 1fr; /* Zwei Spalten: Textbereich und Code-Panel */
    column-gap: 70px; /* Abstand zwischen Text und Code-Panel */
    padding-top: 60px; /* Abstand zum Header */
}

.eyebrow {
  color: var(--accent);
  font: 13px/1.5 var(--mono);
  letter-spacing: 1.7px;
  margin: 0 0 22px;
}

h1, h2, h3, p {
  margin-top: 0;
}

h1 {
  font-size: clamp(42px, 4.4vw, 62px);
  line-height: 1.13;
  letter-spacing: -2.5px;
  font-weight: 650;
  margin-bottom: 26px;
}

h1 span {
  color: var(--accent);
}

.hero-subtitle {
  font-size: 20px;
  line-height: 1.5;
  max-width: 450px;
  margin-bottom: 20px;
}

.hero-description {
  color: var(--muted);
  max-width: 465px;
}

.hero-actions {
  display: flex;
  gap: 28px;
  align-items: center;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 26px;
  padding: 12px 21px;
  border-radius: 3px;
  font-weight: 600;
}

.primary {
  background: var(--accent);
  color: #122131;
}

.primary:hover {
  background: #b8ddff;
}

.text-link {
  font-size: 15px;
  border-bottom: 1px solid var(--line);
  padding-block: 6px;
}

.text-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* Hero-Bereich und Code-Panel */
.code-panel {
    align-self: center; /* Vertikale Zentrierung des Code-Panels */
    background: var(--surface);
    border: 1px solid #41546a;
    box-shadow: 12px 12px 0 #0c141d; /* Schatteneffekt für das Code-Panel */
    border-radius: 4px; /* Abgerundete Ecken für das Code-Panel */
    font: 15px/1.8 var(--mono); /* Monospace-Schriftart für den Code */
    transform: translateY(-5px);
}

.panel-top {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--line);
    padding: 14px 21px; /* Abstand innerhalb des oberen Panels */
    font-size: 12px; /* Schriftgröße für das obere Panel */
    color: var(--muted);
    letter-spacing: .7px;
    margin-bottom: 23px;
}

.code-row {
  display: flex;
  padding: 0 23px;
  gap: 22px;
}

.line-number {
  color: #8395a6;
  font-size: 13px;
  min-width: 20px;
}

.code-comment {
  color: var(--muted);
}

.code-row b {
  color: var(--accent);
  font-weight: 400;
}

.code-indent {
  color: #d1dbe5;
}

.gap {
  padding-top: 17px;
}

.panel-bottom {
  margin-top: 27px;
  border-top: 1px solid var(--line);
  padding: 15px 22px;
  font-size: 13px;
  display: flex;
  flex-direction: column;
  color: var(--muted);
}

.panel-bottom strong {
  color: var(--text);
  font-weight: 400;
}

.hero-foot {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  margin-top: 70px;
  border-top: 1px solid var(--line);
  padding-block: 20px;
  color: var(--muted);
  font: 12px/1.6 var(--mono);
  letter-spacing: .6px;
}

.section {
    padding-block: 90px;
    padding-top: 40px;
}

/* Persönlicher Einstieg */
h2 {
    font-size: clamp(29px, 3vw, 39px);
    line-height: 1.25;
    letter-spacing: -1.1px;
    font-weight: 600;
    margin-bottom: 24px; 
}

h3 {
  font-size: 21px;
  line-height: 1.4;
  font-weight: 600;
  margin-bottom: 12px;
}

p {
  margin-bottom: 18px;
}

.intro {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 100px;
}

.intro-statement {
  font-size: 21px;
  line-height: 1.6;
  margin-top: 30px;
}

.intro-statement span {
  color: var(--muted);
}

.prose p {
  color: var(--muted);
}

.prose p:first-child {
  color: var(--text);
  font-size: 18px;
}

.projects {
    background: var(--surface);
    border-block: 1px solid var(--line);
    padding-top: 40px; /* Abstand zum oberen Rand */
}

/* Projektkarten */
.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin-bottom: 0;
}

.section-heading > p {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 3px;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-items: start;
}

.project-card {
  border: 1px solid var(--line);
  background: var(--bg);
  border-radius: 4px;
  overflow: hidden;
}

.project-visual {
  min-height: 200px;
  background: #203750;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px 24px;
  font-family: var(--mono);
}

.visual-label, .visual-bottom {
  font-size: 11px;
  letter-spacing: .7px;
  color: #c3d2e1;
}

.project-visual > strong {
  font-size: 58px;
  font-weight: 400;
  letter-spacing: -3px;
  line-height: 1.4;
  color: #e1ecf8;
}

.project-visual strong span {
  color: #9ac7ed;
}

.editor-visual {
  background: #24303f;
}

.editor-visual > strong {
  font-size: 46px;
}

.gtk-visual {
  background: #293b43;
}

.card-body {
  padding: 27px 25px 12px;
}

.tag {
  font: 12px/1.6 var(--mono);
  color: var(--accent);
  letter-spacing: .5px;
  margin-bottom: 14px;
}

.card-body > p:not(.tag) {
  color: var(--muted);
  min-height: 136px;
}

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

summary {
  padding-block: 17px;
  cursor: pointer;
  color: var(--text);
  font-size: 14px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

summary::-webkit-details-marker {
  display: none;
}

summary:hover {
  color: var(--accent);
}

summary span {
  color: var(--accent);
  font-size: 20px;
  line-height: 1;
}

details[open] summary span {
  transform: rotate(45deg);
}

.detail-body {
  color: var(--muted);
  font-size: 15px;
}

/* 03 / Mein Weg - Zeitachse und beruflicher Weg */
.journey { /* Abschnitt "Mein Weg" mit Zeitachse */
    display: grid; /* Grid-Layout für Textbereich und Zeitachse */
    grid-template-columns: 1fr 1.3fr; /* Zwei Spalten: Textbereich und Zeitachse */
    gap: 100px; /* Abstand zwischen Textbereich und Zeitachse */
    padding-top: 40px; /* Abstand zum oberen Rand */
}

.journey-intro > p:not(.eyebrow) {
  color: var(--muted);
  max-width: 320px;
}

blockquote {
  margin: 40px 0 0;
  border-left: 2px solid var(--accent);
  padding-left: 24px;
  font-size: 21px;
  line-height: 1.6;
  max-width: 345px;
}

.timeline {
  list-style: none;
  margin: 6px 0 0;
  padding-left: 27px;
  border-left: 1px solid var(--line);
}

.timeline li {
  position: relative;
  padding: 0 0 31px 8px;
}

.timeline li:last-child {
  padding-bottom: 0;
}

.timeline li::before {
  content: '';
  width: 9px;
  height: 9px;
  position: absolute;
  left: -32px;
  top: 8px;
  background: var(--accent);
  border: 2px solid var(--bg);
}

.year {
  display: block;
  color: var(--accent);
  font: 13px/1.6 var(--mono);
  letter-spacing: .7px;
  margin-bottom: 8px;
}

.timeline h3 {
  font-size: 20px;
  margin-bottom: 9px;
}

.timeline p {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 0;
}

.timeline .milestone {
  margin-top: 16px;
  padding: 12px 16px;
  background: var(--surface);
}

.milestone strong {
  color: var(--text);
  font-weight: 500;
}

/* 04 / Automation und Verfahrenstechnik */
.automation {
    background: #1a2938;
    border-block: 1px solid var(--line);
    padding-top: 40px; /* Abstand oben */
}

.automation-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 90px;
}

.automation p:not(.eyebrow) {
  color: #c3cdd7;
}

.experience {
  border-left: 1px solid #465565;
  padding-left: 38px;
}

.experience h3 {
  font-size: 19px;
}

dl {
  margin: 0;
}

dl > div {
  padding-block: 16px;
  border-bottom: 1px solid var(--line);
}

dl > div:last-child {
  border: 0;
}

dt {
  color: var(--accent);
  font: 13px/1.6 var(--mono);
  margin-bottom: 6px;
}

dd {
  margin: 0;
  font-size: 16px;
}

/* Werkstatt und Artikelvorschau */
.article-list {
    border-top: 1px solid var(--line);
}

    .article-list article {
        display: grid; /* Artikelnummer, Text und Label in einer Zeile */
        grid-template-columns: 48px 1fr auto; /* Artikelnummer, Text und Label */
        gap: 25px; /* Abstand zwischen Artikelnummer, Text und Label */
        align-items: center; /* Vertikale Zentrierung */
        padding-block: 28px; /* Abstand oben und unten */
        border-bottom: 1px solid var(--line); /* Trennlinie zwischen Artikeln */
            }

.article-number {
  color: #91a5b9;
  font: 21px var(--mono);
  align-self: start;
  padding-top: 2px;
}

.article-list .tag {
  margin-bottom: 8px;
}

.article-list h3 {
  margin-bottom: 7px;
}

.article-list p:not(.tag) {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 0;
}

.preview-label {
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 4px 10px;
  color: var(--muted);
  font: 12px/1.5 var(--mono);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 35px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.site-footer p {
  color: var(--muted);
  font-size: 13px;
  margin: 5px 0 0;
}

.site-footer > span {
  color: var(--muted);
  font-size: 13px;
}

/* Auf schmalen Bildschirmen stehen die Bereiche untereinander. */
@media (max-width: 1050px) {

  .container {
    width: calc(100% - 48px);
  }

  nav {
    gap: 15px;
  }

  .brand-mark {
    display: none;
  }

  .hero {
    gap: 35px;
  }

  .intro, .journey {
    gap: 50px;
  }

  .automation-grid {
    gap: 45px;
  }

  .project-grid {
    gap: 14px;
  }

  .card-body {
    padding-inline: 19px;
  }

  .project-visual {
    padding-inline: 19px;
  }

  .visual-label {
    font-size: 10px;
  }
}

@media (max-width: 800px) {

  html {
    scroll-padding-top: 90px;
  }

  .header-inner {
    flex-wrap: wrap;
    gap: 0;
    min-height: 72px;
    padding-block: 16px;
  }

  .menu-button:not([hidden]) {
    display: block;
  }

  nav {
    width: 100%;
    flex-wrap: wrap;
    gap: 0 22px;
    margin-top: 14px;
  }

  nav a {
    padding-block: 8px;
    font-size: 16px;
  }

  .js nav:not(.is-open) {
    display: none;
  }

  .hero {
    padding-top: 55px;
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(39px, 7.8vw, 61px);
  }

  .hero-copy {
    max-width: 600px;
  }

  .code-panel {
    margin-top: 20px;
    width: 100%;
    transform: none;
  }

  .hero-foot {
    margin-top: 28px;
    gap: 12px;
    flex-wrap: wrap;
  }

  .section {
    padding-block: 60px;
  }

  .intro, .journey, .automation-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .intro-statement {
    margin-block: 20px 0;
  }

  .section-heading {
    align-items: start;
    flex-direction: column;
    gap: 14px;
  }

  .project-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .project-visual {
    min-height: 185px;
  }

  .visual-label {
    font-size: 12px;
  }

  .card-body > p:not(.tag) {
    min-height: 0;
  }

  .journey-intro > p:not(.eyebrow), blockquote {
    max-width: none;
  }

  blockquote {
    margin-top: 24px;
  }

  .timeline {
    margin-top: 12px;
    margin-left: 5px;
  }

  .experience {
    padding: 24px 0 0;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .article-list article {
    grid-template-columns: 28px 1fr;
    gap: 16px;
  }

  .preview-label {
    grid-column: 2;
    justify-self: start;
  }

  .site-footer {
    flex-wrap: wrap;
  }
}

@media (max-width: 400px) {

  .container {
    width: calc(100% - 36px);
  }

  h1 {
    font-size: 37px;
    letter-spacing: -1.5px;
  }

  .hero-actions {
    gap: 17px;
    flex-wrap: wrap;
  }

  .code-row {
    padding-inline: 14px;
    gap: 12px;
    font-size: 14px;
  }

  .panel-top {
    padding-inline: 14px;
    font-size: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {

  html {
    scroll-behavior: auto;
  }
}

/* Rechtliche Seiten: schmaler, gut lesbarer Textbereich. */
.legal-main {
    max-width: 860px;
    padding-top: 45px; /* Abstand zum Header */
}

.legal-prose {
  max-width: 760px;
}

.legal-prose h2 {
  margin-top: 38px;
  font-size: 24px;
}

.impressum-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 36px;
  margin-bottom: 8px;
}

.impressum-grid h2 {
  margin-top: 0;
}

.legal-prose a {
  color: var(--accent);
}

.legal-prose code {
  font-family: var(--mono);
  color: var(--accent);
}

.legal-date {
  margin-top: 42px;
  font: 13px/1.6 var(--mono);
  color: var(--muted);
}

.legal-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.legal-nav .text-link {
  font-size: 15px;
}

.footer-links {
  display: inline-flex;
  gap: 18px;
}

.workshop {
    padding-top: 40px; /* etwas höher */
}

/* Eigene Werkstattartikel */
.article-link {
    border-bottom: 1px solid transparent;

}

.article-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.article-page {
  max-width: 860px;
}

.article-prose {
  max-width: 740px;
}

.article-prose h2 {
  margin-top: 38px;
}

.article-prose a {
  color: var(--accent);
}

.article-meta {
  color: var(--muted);
  font: 13px/1.6 var(--mono);
  letter-spacing: .3px;
  margin-bottom: 38px;
}

.article-navigation {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 52px;
}

@media (max-width: 600px) {
  .impressum-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

/* Sprachumschalter für die deutsche und türkische Fassung. */
.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--muted);
  font: 12px/1.4 var(--mono);
  white-space: nowrap;
}

nav .language-switch a {
  padding: 0;
  border: 0;
  font: inherit;
}

nav .language-switch a:hover {
  color: var(--text);
  border-color: transparent;
}

.language-switch .is-active {
  color: var(--accent);
  font-weight: 700;
}

.language-divider {
  color: var(--line);
}