:root {
  --paper:#f5f3ed;
  --white:#fffefa;
  --ink:#203c3a;
  --text:#283c3a;
  --muted:#596763;
  --line:#ced3cb;
  --field-border:#718178;
  --accent:#ae4729;
  --pale:#e7ece4;
  --header:88px;
  --shell:1280px;
  color-scheme:light;
}

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

html {
  scroll-behavior:smooth;
  scroll-padding-top:var(--header);
}

body {
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:'Source Sans 3',system-ui,sans-serif;
  font-size:18px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

body.dialog-open {
  overflow:hidden;
}

button,input,textarea {
  font:inherit;
}

button,a,input,textarea {
  touch-action:manipulation;
  -webkit-tap-highlight-color:transparent;
}

button,a {
  color:inherit;
}

a {
  text-decoration:none;
}

button {
  cursor:pointer;
}

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

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

h1,h2,h3,h4 {
  font-weight:500;
  line-height:1.05;
  letter-spacing:-.025em;
  text-wrap:balance;
}

h2 {
  font-size:clamp(2.5rem,4.25vw,3.9rem);
}

h3 {
  font-size:1.65rem;
  line-height:1.2;
  letter-spacing:-.015em;
}

p {
  text-wrap:pretty;
}

::selection {
  background:#cfdbcd;
  color:var(--ink);
}

:focus-visible {
  outline:3px solid var(--accent);
  outline-offset:5px;
}

section[tabindex='-1']:focus,main[tabindex='-1']:focus,article[tabindex='-1']:focus {
  outline:none;
}

.shell {
  width:calc(100% - 112px);
  max-width:var(--shell);
  margin-inline:auto;
}

.skip-link {
  position:fixed;
  top:8px;
  left:16px;
  z-index:30;
  padding:12px 20px;
  background:var(--ink);
  color:white;
  transform:translateY(-150%);
}

.skip-link:focus {
  transform:translateY(0);
}

.eyebrow {
  font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
  font-size:.75rem;
  line-height:1.5;
  font-weight:400;
  letter-spacing:.07em;
  text-transform:uppercase;
}

.site-header {
  height:var(--header);
  position:sticky;
  top:0;
  z-index:20;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}

.header-inner {
  height:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
}

.brand {
  flex:none;
}

.brand img {
  width:204px;
  height:auto;
}

#main-navigation {
  display:flex;
  align-items:center;
  gap:38px;
  font-size:1rem;
}

#main-navigation>a:not(.nav-contact) {
  padding:10px 0;
  border-bottom:1px solid transparent;
}

#main-navigation>a:hover,#main-navigation>a[aria-current] {
  border-color:var(--accent);
  color:var(--accent);
}

.nav-contact {
  border-left:1px solid var(--line);
  padding:10px 0 10px 30px;
  display:flex;
  gap:35px;
  align-items:center;
}

.nav-contact>span {
  color:var(--accent);
  font-size:1.2rem;
}

.menu-toggle {
  display:none;
}

.hero {
  border-bottom:1px solid var(--line);
}

.hero-grid {
  display:grid;
  grid-template-columns:1.08fr 1fr;
  align-items:center;
  gap:8%;
  padding-block:82px 70px;
}

.hero-copy>.eyebrow {
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--muted);
  font-size:.75rem;
  letter-spacing:.04em;
}

.eyebrow-line {
  width:21px;
  height:1px;
  background:var(--accent);
  flex:none;
}

h1 {
  font-size:clamp(3.2rem,4.7vw,4.5rem);
  line-height:1.02;
  font-weight:480;
  letter-spacing:-.035em;
  margin:28px 0 24px;
}

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

.hero-description {
  font-size:1.3rem;
  line-height:1.5;
  max-width:460px;
}

.hero-actions {
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:22px;
  margin-top:30px;
}

.button {
  display:inline-flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  min-height:52px;
  padding:14px 22px;
  border:1px solid transparent;
  font-size:1rem;
  font-weight:550;
  transition:background .15s,color .15s;
}

.button-primary {
  background:var(--ink);
  color:var(--white);
}

.button-primary:hover {
  background:#315751;
}

.button-primary:disabled {
  opacity:.65;
  cursor:wait;
}

.button>span {
  font-size:1.25rem;
  font-weight:400;
}

.text-link {
  display:inline-flex;
  align-items:center;
  gap:16px;
  min-height:44px;
  font-size:1rem;
  border-bottom:1px solid var(--line);
}

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

.engagement-note {
  font-size:1rem;
  line-height:1.45;
  color:var(--muted);
  margin-top:18px;
  max-width:470px;
}

/* Preserved diagram content, redrawn as flat planes and construction lines. */
.platform-diagram {
  min-width:0;
  padding:27px 0 0;
}

.diagram-heading {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:17px 0 30px;
  font-size:.95rem;
  border-top:1px solid var(--line);
}

.source-row,.outcomes-row {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}

.source-row>span,.outcomes-row>span {
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  min-height:43px;
  font-size:.8rem;
  line-height:1.25;
  border:1px solid #aebbb2;
  background:transparent;
  padding:8px;
}

.outcomes-row>span {
  border-color:#94aa9b;
  background:var(--pale);
}

.flow-lines {
  height:32px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}

.flow-lines i {
  width:1px;
  height:100%;
  background:#a0b1a5;
  margin:auto;
  position:relative;
}

.flow-lines i::after {
  content:'';
  position:absolute;
  width:0;
  height:0;
  border-left:4px solid transparent;
  border-right:4px solid transparent;
  border-top:5px solid var(--accent);
  bottom:0;
  left:50%;
  transform:translateX(-50%);
}

.platform-core {
  border:1px solid #7d9788;
  background:var(--white);
  position:relative;
}

.platform-core::before,.platform-core::after {
  content:'';
  position:absolute;
  width:7px;
  height:7px;
  background:var(--accent);
  top:-4px;
}

.platform-core::before {
  left:-4px;
}

.platform-core::after {
  right:-4px;
}

.core-topline {
  display:flex;
  align-items:center;
  gap:9px;
  padding:15px 16px;
  border-bottom:1px solid var(--line);
  font-size:.95rem;
}

.core-topline>svg {
  width:21px;
  color:var(--accent);
  flex:none;
}

.core-tag {
  font-size:.75rem;
  margin-left:auto;
  padding:3px 6px;
  border:1px solid var(--line);
  white-space:nowrap;
}

.data-stages {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  padding:24px 18px;
  gap:13px;
}

.data-stages>div {
  padding-left:12px;
  border-left:1px solid var(--line);
}

.data-stages b,.data-stages strong,.data-stages small {
  display:block;
}

.data-stages b {
  font-family:ui-monospace,monospace;
  font-size:.75rem;
  font-weight:400;
  color:var(--accent);
  margin-bottom:10px;
}

.data-stages strong {
  font-size:1.2rem;
  font-weight:550;
  margin-bottom:4px;
}

.data-stages small {
  font-size:.8rem;
  color:var(--muted);
  line-height:1.3;
}

.governance {
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:10px;
  background:var(--pale);
  font-size:.8rem;
  border-top:1px solid var(--line);
}

.governance svg {
  color:#4c6c57;
  flex:none;
}

.platform-diagram figcaption {
  color:var(--muted);
  font-size:.85rem;
  margin-top:17px;
  text-align:left;
}

.mobile-platform {
  display:none;
}

/* Names describe project experience; their treatment does not imply endorsements. */
.experience-strip {
  border-bottom:1px solid var(--line);
}

.experience-inner {
  display:grid;
  grid-template-columns:230px 1fr;
  align-items:center;
  gap:35px;
  padding-block:31px;
}

.experience-inner h2 {
  font-family:ui-monospace,monospace;
  text-transform:uppercase;
  letter-spacing:.05em;
  font-size:.75rem;
  line-height:1.5;
  font-weight:400;
}

.experience-inner p {
  font-size:.85rem;
  color:var(--muted);
  margin-top:4px;
}

.experience-names {
  list-style:none;
  padding:0;
  margin:0;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  column-gap:27px;
  row-gap:12px;
}

.experience-names li {
  font-size:1.05rem;
  line-height:1.2;
  font-weight:500;
}

.section {
  padding-block:62px 86px;
}

.section-heading {
  display:grid;
  grid-template-columns:1fr 2fr;
  gap:30px;
  align-items:start;
  margin-bottom:46px;
}

.section-heading>.eyebrow {
  color:var(--accent);
}

.expertise-grid {
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  border-top:1px solid var(--line);
}

.expertise-item {
  padding:29px 38px 30px 0;
  border-bottom:1px solid var(--line);
}

.expertise-item:nth-child(even) {
  padding-left:38px;
  padding-right:0;
  border-left:1px solid var(--line);
}

.service-title {
  display:flex;
  align-items:flex-start;
  gap:17px;
  margin-bottom:15px;
}

.service-title svg {
  flex:none;
  width:28px;
  height:28px;
  margin-top:2px;
  stroke:var(--accent);
  stroke-width:1.35;
  stroke-linecap:round;
  stroke-linejoin:round;
}

.expertise-item h3 {
  text-wrap:pretty;
}

.expertise-item>p {
  max-width:485px;
  font-size:1.05rem;
  line-height:1.55;
  color:var(--muted);
}

/* Optional depth spans the grid, so opening it never leaves an empty paired card. */
.ai-applications {
  border-bottom:1px solid var(--line);
}

.ai-applications summary {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:66px;
  padding-block:18px;
  cursor:pointer;
  list-style:none;
  color:var(--ink);
  font-size:1.05rem;
  font-weight:550;
}

.ai-applications summary::-webkit-details-marker {
  display:none;
}

.disclosure-symbol {
  color:var(--accent);
  font-size:1.5rem;
  line-height:1;
  transition:transform .15s;
}

.ai-applications[open] .disclosure-symbol {
  transform:rotate(45deg);
}

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

.application-grid {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:36px;
  border-top:1px solid var(--line);
  padding-block:28px 32px;
}

.application-grid h3 {
  font-size:1.25rem;
  font-weight:550;
  line-height:1.25;
  margin-bottom:13px;
}

.application-grid p {
  font-size:1rem;
  color:var(--muted);
  line-height:1.6;
}

.engineering-standards {
  display:grid;
  grid-template-columns:1fr 2fr;
  gap:45px;
  background:var(--pale);
  padding:32px;
  margin-top:34px;
  border-left:2px solid #809684;
}

.engineering-standards .eyebrow {
  font-size:.75rem;
  color:var(--muted);
  margin-bottom:11px;
}

.engineering-standards h3 {
  font-size:1.4rem;
  line-height:1.2;
}

.engineering-standards p {
  font-size:1rem;
  line-height:1.55;
}

.standards-copy p+p {
  margin-top:13px;
}

.about {
  background:var(--white);
  border-block:1px solid var(--line);
  padding-bottom:62px;
}

.about-grid {
  display:grid;
  grid-template-columns:1fr 1.35fr;
  gap:10%;
  align-items:start;
}

.about .eyebrow {
  color:var(--accent);
  margin-bottom:20px;
}

.about h2 {
  font-size:clamp(2rem,3vw,2.9rem);
  line-height:1.1;
  max-width:390px;
}

.about-copy {
  padding-top:37px;
}

.about-lead {
  font-size:1.25rem;
  line-height:1.5;
  color:var(--ink);
}

.about-copy>p+p {
  font-size:1.1rem;
  line-height:1.6;
  margin-top:20px;
  color:var(--muted);
}

.contact-grid {
  display:grid;
  grid-template-columns:1fr 1.07fr;
  gap:11%;
}

.contact-copy>.eyebrow {
  color:var(--accent);
  margin-bottom:25px;
}

.contact h2 {
  font-size:clamp(2.8rem,4.4vw,4.1rem);
}

.section-intro {
  margin-top:22px;
  max-width:420px;
  font-size:1.15rem;
  color:var(--muted);
}

.engineer-panel {
  border-top:1px solid var(--line);
  padding-top:28px;
  margin-top:38px;
}

.engineer-panel>.eyebrow {
  color:var(--muted);
  margin-bottom:15px;
}

.engineer-panel h3 {
  font-size:2rem;
  margin-bottom:6px;
}

.contact-location {
  font-size:.95rem;
  color:var(--muted);
  margin-bottom:22px;
}

.engineer-email,.contact-phone {
  display:block;
  width:fit-content;
  line-height:1.6;
  min-height:35px;
  font-size:1.1rem;
}

.engineer-email {
  text-decoration:underline;
  text-underline-offset:5px;
  text-decoration-thickness:1px;
  text-decoration-color:#a4b4a8;
}

.engineer-panel>.text-link {
  margin-top:9px;
}

.contact-form {
  background:var(--white);
  border:1px solid var(--line);
  padding:32px;
}

.form-grid {
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px 18px;
}

.field label {
  display:block;
  font-size:.95rem;
  margin-bottom:8px;
  line-height:1.4;
}

.field label>span {
  color:var(--muted);
  font-size:.85rem;
}

.field input,.field textarea {
  width:100%;
  max-width:100%;
  padding:10px 12px;
  border:1px solid var(--field-border);
  border-radius:0;
  color:var(--ink);
  background:transparent;
  min-height:48px;
  font-size:1rem;
}

.field textarea {
  resize:vertical;
  min-height:130px;
  line-height:1.45;
}

.field input:focus,.field textarea:focus {
  border-color:var(--accent);
  outline:2px solid var(--accent);
  outline-offset:2px;
}

.field input::placeholder,.field textarea::placeholder {
  color:#68746c;
  opacity:1;
}

.message-field {
  margin-top:24px;
}

.consent {
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin:22px 0;
  font-size:.85rem;
  color:var(--muted);
  line-height:1.5;
}

.consent input {
  flex:none;
  width:18px;
  height:18px;
  margin:2px 0 0;
  accent-color:var(--ink);
}

.consent a {
  text-decoration:underline;
  text-underline-offset:3px;
}

.contact-form>.button {
  width:100%;
}

.honeypot {
  position:absolute;
  left:-9999px;
  width:1px;
  height:1px;
  overflow:hidden;
}

.form-status {
  font-size:1rem;
  margin-top:15px;
  line-height:1.5;
}

.form-status:empty {
  display:none;
}

.form-status[data-state='error'] {
  color:#a03922;
}

.form-status[data-state='success'] {
  color:#285738;
}

.form-status a {
  text-decoration:underline;
}

.site-footer {
  padding:38px 0 26px;
  border-top:1px solid #496057;
  background:var(--ink);
  color:#c3d0c7;
}

.footer-top {
  display:flex;
  align-items:center;
  gap:35px;
  padding-bottom:32px;
}

.footer-brand img {
  width:190px;
  height:auto;
}

.footer-top>p {
  font-size:.95rem;
}

.back-top {
  margin-left:auto;
  font-size:.95rem;
  display:flex;
  gap:22px;
  min-height:44px;
  align-items:center;
}

.footer-bottom {
  display:flex;
  gap:24px;
  justify-content:space-between;
  border-top:1px solid #496057;
  padding-top:23px;
  font-size:.85rem;
}

.footer-bottom>div {
  display:flex;
  gap:22px;
}

.site-footer a:hover {
  color:white;
}

.legal-dialog {
  width:min(820px,calc(100% - 32px));
  max-height:calc(100dvh - 48px);
  padding:0;
  border:1px solid var(--line);
  color:var(--text);
  background:var(--white);
  overscroll-behavior:contain;
}

.legal-dialog::backdrop {
  background:#162b29ba;
}

.impressum-modal-content {
  padding:40px;
  position:relative;
}

.dialog-close {
  position:sticky;
  top:0;
  display:block;
  margin-left:auto;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  background:var(--white);
  color:var(--ink);
  font-size:1.6rem;
  line-height:1;
  z-index:1;
}

.impressum-content .legal-title {
  font-size:2.2rem;
  margin-top:0;
  padding-right:40px;
}

.impressum-content h2 {
  font-size:1.5rem;
  margin:30px 0 15px;
  overflow-wrap:anywhere;
}

.impressum-content h3 {
  font-size:1.2rem;
  margin:23px 0 10px;
  overflow-wrap:anywhere;
}

.impressum-content h4 {
  font-size:1rem;
  margin:20px 0 8px;
  overflow-wrap:anywhere;
}

.impressum-content p,.impressum-content ul {
  font-size:1rem;
  line-height:1.7;
  margin-bottom:16px;
  overflow-wrap:anywhere;
}

.impressum-content a {
  color:var(--accent);
  text-decoration:underline;
}

/* Native links and legal content stay available if JavaScript cannot run. */
body:not(.is-enhanced) .legal-dialog {
  display:block;
  position:static;
  max-height:none;
  margin:40px auto;
}

body:not(.is-enhanced) .dialog-close {
  display:none;
}

@media(min-width:1550px) {
  .hero-grid {
    padding-block:100px 90px;
  }
  .hero-description {
    font-size:1.4rem;
  }
}

@media(max-width:1100px) {
  .shell {
    width:calc(100% - 72px);
  }
  .hero-grid {
    gap:5%;
    padding-block:60px;
  }
  h1 {
    font-size:3.45rem;
  }
  .hero-actions {
    gap:14px;
  }
  .core-topline {
    flex-wrap:wrap;
  }
  .core-tag {
    margin-left:30px;
  }
  .data-stages {
    padding:22px 10px;
    gap:8px;
  }
  .data-stages>div {
    padding-left:9px;
  }
  .experience-inner {
    grid-template-columns:205px 1fr;
    gap:20px;
  }
  .experience-names {
    column-gap:22px;
  }
  .contact-grid {
    gap:6%;
  }
  .contact-form {
    padding:25px;
  }
}

@media(max-width:1000px) {
  .shell {
    width:calc(100% - 56px);
  }
  .hero-grid {
    grid-template-columns:1fr;
    gap:36px;
  }
  .hero-copy {
    max-width:660px;
  }
  h1 {
    font-size:4rem;
  }
  .hero-description {
    max-width:550px;
  }
  .platform-diagram {
    max-width:620px;
    width:100%;
    padding-top:0;
  }
  .core-topline {
    flex-wrap:nowrap;
  }
  .core-tag {
    margin-left:auto;
  }
  .experience-inner {
    grid-template-columns:1fr;
    gap:20px;
  }
  .experience-inner p {
    display:inline;
    font-size:.95rem;
  }
  .experience-inner h2 {
    display:inline;
    margin-right:15px;
  }
  .section-heading {
    grid-template-columns:1fr;
    gap:20px;
  }
  .expertise-item {
    padding-right:25px;
  }
  .expertise-item:nth-child(even) {
    padding-left:25px;
  }
  .engineering-standards {
    gap:25px;
    grid-template-columns:1fr 1.4fr;
    padding:25px;
  }
  .about-grid {
    gap:6%;
  }
  .about h2 {
    font-size:2.4rem;
  }
  .application-grid {
    grid-template-columns:1fr;
    gap:25px;
  }
  .application-grid section+section {
    border-top:1px solid var(--line);
    padding-top:24px;
  }
  .about-copy {
    padding-top:0;
  }
  .contact-grid {
    grid-template-columns:1fr;
    gap:35px;
  }
  .contact-copy {
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:0 40px;
  }
  .contact-copy>.eyebrow {
    grid-column:1/-1;
  }
  .contact-copy h2,.contact-copy .section-intro {
    grid-column:1;
  }
  .engineer-panel {
    grid-column:2;
    grid-row:2/4;
    margin-top:0;
    padding-top:8px;
    border-top:0;
  }
  .footer-top {
    flex-wrap:wrap;
    gap:22px;
  }
  .footer-top>p {
    margin-left:auto;
  }
  .back-top {
    display:none;
  }
  .footer-bottom {
    flex-wrap:wrap;
  }
}

@media(max-width:760px) {
  :root {
    --header:76px;
  }
  .shell {
    width:calc(100% - 40px);
  }
  body {
    font-size:17px;
  }
  .brand img {
    width:180px;
  }
  .header-inner {
    gap:16px;
  }
  .is-enhanced .menu-toggle {
    display:flex;
    align-items:center;
    gap:10px;
    min-height:44px;
    padding:7px 10px;
    background:none;
    border:1px solid var(--line);
    font-size:.95rem;
  }
  .menu-lines {
    width:15px;
    height:10px;
    border-top:1px solid var(--ink);
    border-bottom:1px solid var(--ink);
  }
  .menu-toggle[aria-expanded='true'] .menu-lines {
    height:1px;
    transform:rotate(45deg);
    position:relative;
    border-bottom:0;
  }
  .menu-toggle[aria-expanded='true'] .menu-lines::after {
    content:'';
    position:absolute;
    inset:-1px 0 0;
    border-top:1px solid var(--ink);
    transform:rotate(90deg);
  }
  #main-navigation {
    display:none;
    position:absolute;
    top:calc(var(--header) - 1px);
    left:0;
    right:0;
    background:var(--paper);
    border-bottom:1px solid var(--line);
    padding:14px 20px 22px;
  }
  #main-navigation.is-open {
    display:flex;
    align-items:stretch;
    flex-direction:column;
    gap:4px;
  }
  #main-navigation>a:not(.nav-contact),#main-navigation>.nav-contact {
    min-height:48px;
    padding:10px 8px;
    font-size:1.1rem;
  }
  #main-navigation>.nav-contact {
    border:0;
    background:var(--ink);
    color:var(--paper);
    margin-top:9px;
    padding-inline:16px;
    justify-content:space-between;
  }
  #main-navigation .nav-contact span {
    color:var(--paper);
  }
  body:not(.is-enhanced) .site-header {
    height:auto;
    position:static;
  }
  body:not(.is-enhanced) .header-inner {
    flex-wrap:wrap;
    padding-block:16px;
  }
  body:not(.is-enhanced) #main-navigation {
    position:static;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    width:100%;
    gap:4px;
    padding:0;
    border:0;
  }
  .hero-grid {
    padding-block:38px 35px;
    gap:31px;
  }
  .hero-copy>.eyebrow {
    letter-spacing:0;
    gap:9px;
  }
  .eyebrow-line {
    width:15px;
  }
  h1 {
    font-size:clamp(2.25rem,9.6vw,3.6rem);
    line-height:1.03;
    margin:24px 0 21px;
    letter-spacing:-.032em;
  }
  .hero-description {
    font-size:1.15rem;
  }
  .hero-actions {
    margin-top:23px;
    gap:11px 22px;
  }
  .hero-actions .button {
    width:100%;
    min-height:52px;
  }
  .engagement-note {
    font-size:.95rem;
  }
  .diagram-heading {
    padding:15px 0 20px;
    font-size:.9rem;
  }
  .source-row,.outcomes-row,.flow-lines,.platform-core {
    display:none;
  }
  .mobile-platform {
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:13px;
    list-style:none;
    margin:0;
    padding:0;
  }
  .mobile-platform li {
    position:relative;
    border-top:2px solid #90a18e;
    padding:13px 6px 12px 10px;
    background:var(--pale);
    min-height:114px;
  }
  .mobile-platform li:nth-child(2) {
    border-color:var(--accent);
  }
  .mobile-platform li+li::before {
    content:'→';
    position:absolute;
    left:-13px;
    top:48%;
    font-size:.8rem;
  }
  .mobile-platform li>span,.mobile-platform strong {
    display:block;
  }
  .mobile-stage-number {
    font-family:ui-monospace,monospace;
    font-size:.75rem;
    color:var(--accent);
    margin-bottom:10px;
  }
  .mobile-platform strong {
    font-size:.95rem;
    line-height:1.2;
    font-weight:600;
    margin-bottom:6px;
  }
  .mobile-platform li>span:last-child {
    font-size:.8rem;
    line-height:1.3;
    color:var(--muted);
  }
  .platform-diagram figcaption {
    font-size:.8rem;
    line-height:1.4;
    margin-top:13px;
  }
  .experience-inner {
    padding-block:24px;
    gap:16px;
  }
  .experience-inner h2,.experience-inner p {
    display:block;
  }
  .experience-inner p {
    font-size:.85rem;
  }
  .experience-names {
    gap:12px 22px;
  }
  .experience-names li {
    font-size:1rem;
  }
  .section {
    padding-block:48px;
  }
  .section-heading {
    gap:18px;
    margin-bottom:27px;
  }
  h2 {
    font-size:2.55rem;
    line-height:1.08;
    letter-spacing:-.025em;
  }
  .section-heading h2 br {
    display:none;
  }
  .expertise-grid {
    grid-template-columns:1fr;
  }
  .expertise-item,.expertise-item:nth-child(even) {
    border-left:0;
    padding:24px 0;
  }
  .service-title {
    gap:14px;
    margin-bottom:13px;
  }
  .expertise-item h3 {
    font-size:1.6rem;
    max-width:310px;
  }
  .application-grid {
    padding-block:24px;
  }
  .engineering-standards {
    grid-template-columns:1fr;
    gap:17px;
    padding:22px;
    margin-top:25px;
  }
  .engineering-standards h3 br {
    display:none;
  }
  .about-grid {
    grid-template-columns:1fr;
    gap:27px;
  }
  .about .eyebrow {
    margin-bottom:21px;
  }
  .about h2 {
    font-size:2.2rem;
    max-width:360px;
  }
  .about-copy>p+p {
    font-size:1.05rem;
    margin-top:18px;
  }
  .contact-copy {
    display:block;
  }
  .contact h2 {
    font-size:2.9rem;
  }
  .section-intro {
    font-size:1.1rem;
    margin-top:20px;
  }
  .engineer-panel {
    border-top:1px solid var(--line);
    margin-top:28px;
    padding-top:24px;
  }
  .engineer-panel h3 {
    font-size:1.9rem;
  }
  .contact-grid {
    gap:30px;
  }
  .contact-form {
    padding:23px 19px;
  }
  .form-grid {
    grid-template-columns:1fr;
    gap:18px;
  }
  .footer-top {
    align-items:flex-start;
    gap:18px;
    padding-bottom:25px;
    flex-direction:column;
  }
  .footer-top>p {
    margin:0;
    font-size:.9rem;
  }
  .footer-brand img {
    width:185px;
  }
  .footer-bottom {
    flex-direction:column;
    gap:14px;
  }
  .footer-bottom>div {
    gap:25px;
  }
  .impressum-modal-content {
    padding:20px;
  }
}

@media(max-width:360px) {
  .brand img {
    width:165px;
  }
  .is-enhanced .menu-toggle {
    gap:7px;
    padding-inline:8px;
  }
  .shell {
    width:calc(100% - 32px);
  }
  .hero-copy>.eyebrow {
    display:block;
    line-height:1.5;
  }
  .eyebrow-line {
    display:none;
  }
  .mobile-platform {
    gap:11px;
  }
  .mobile-platform li {
    padding-left:8px;
  }
}

@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
  .button,.disclosure-symbol {
    transition:none;
  }
}

@media print {
  :root {
    --paper:white;
    --ink:black;
    --text:black;
    --muted:#333;
  }
  .site-header {
    position:static;
  }
  .is-enhanced .menu-toggle,.contact-form,.back-top {
    display:none;
  }
  .shell {
    width:100%;
  }
  .hero-grid,.section {
    padding-block:25px;
  }
  .about,.site-footer {
    background:white;
    color:black;
  }
  .footer-brand img {
    filter:brightness(0);
  }
  .about-copy>p+p,.about .eyebrow {
    color:#333;
  }
  .expertise-item {
    break-inside:avoid;
  }
  a {
    text-decoration:underline;
  }
}

.service-detail-link {
  display:inline-flex;
  align-items:center;
  gap:12px;
  margin-top:18px;
  padding-block:6px;
  color:var(--accent);
  font-size:1rem;
  text-decoration:underline;
  text-underline-offset:5px;
}