:root {
  --ink: var(--petrus-polar);
  --ink-light: var(--petrus-muted);
  --paper: #ffffff;
  --soft: var(--petrus-snow);
  --line: var(--petrus-mist);
  --accent: var(--petrus-green);
  --accent-light: var(--petrus-sage);
  --font: "72", Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 7rem; }
body.sapUiBody { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font); font-size: 1rem; line-height: 1.65; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--petrus-green); outline-offset: 5px; }
::selection { background: var(--accent-light); color: var(--ink); }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { line-height: 1.12; }
.container { width: min(100% - 7rem, 1200px); margin-inline: auto; }
.skip-link { position: fixed; top: -10rem; left: 1rem; z-index: 100; background: var(--accent-light); color: var(--ink); padding: .7rem 1.2rem; }
.skip-link:focus { top: 1rem; }
.site-header { position: sticky; top: 0; z-index: 1; background: var(--paper); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; min-height: 6rem; }
.brand { display: inline-flex; align-items: center; gap: .65rem; flex-shrink: 0; }
.navigation { display: flex; align-items: center; gap: 2.3rem; font-size: .9rem; font-weight: 600; }
.navigation a:not(.nav-contact):hover { text-decoration: underline; text-underline-offset: .4rem; }
.nav-contact { border: 1px solid var(--ink); padding: .7rem 1.25rem; border-radius: .2rem; transition: background .18s, color .18s; }
.nav-contact:hover { background: var(--ink); color: #fff; }
.hero { color: #fff; background: var(--ink); overflow: hidden; }
.hero-grid { min-height: 620px; display: grid; grid-template-columns: 1.16fr 1fr; align-items: center; gap: 4.5rem; padding-block: 5rem 4.5rem; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .75rem; font-weight: 600; line-height: 1.6; display: flex; align-items: center; gap: .75rem; }
.hero .eyebrow { color: var(--petrus-snow); margin-bottom: 2rem; }
.small-line { width: 1.75rem; height: 2px; background: var(--accent-light); }
h1 { font-size: clamp(3rem, 5vw, 4.7rem); letter-spacing: -.055em; font-weight: 700; line-height: 1.09; }
.hero h1 span { color: var(--accent-light); }
.hero-description { margin-top: 1.75rem; max-width: 29rem; color: var(--petrus-mist); font-size: 1.0625rem; line-height: 1.8; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1.8rem; margin-top: 2.2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 3.3rem; padding: .75rem 1.5rem; border-radius: .2rem; font-weight: 700; font-size: .9375rem; transition: background .18s, transform .18s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: #fff; }
.button-primary:hover { background: var(--petrus-green-hover); }
.text-link { font-size: .9375rem; text-decoration: underline; text-underline-offset: .45rem; text-decoration-color: #81909a; }
.text-link:hover { color: var(--accent-light); text-decoration-color: var(--accent-light); }
.hero-topics { display: flex; flex-wrap: wrap; gap: .6rem 1.1rem; margin-top: 3.3rem; font-size: .8125rem; color: var(--petrus-mist); }
.hero-topics span + span::before { content: "/"; margin-right: 1.1rem; color: var(--petrus-frost); }
.architecture { position: relative; min-width: 0; align-self: stretch; display: flex; flex-direction: column; justify-content: center; }
.architecture-top { display: flex; justify-content: space-between; gap: 1rem; padding-bottom: 1.2rem; border-bottom: 1px solid var(--petrus-muted); color: var(--petrus-mist); font-family: monospace; font-size: .75rem; letter-spacing: .04em; }
.diagram { position: relative; height: 330px; display: flex; flex-direction: column; justify-content: center; gap: 1.6rem; background-image: radial-gradient(var(--petrus-muted) 1px, transparent 1px); background-size: 22px 22px; isolation: isolate; }
.diagram-orbit { z-index: -1; position: absolute; border: 1px solid var(--petrus-muted); width: 250px; height: 250px; border-radius: 50%; left: calc(50% - 125px); top: calc(50% - 125px); }
.orbit-two { width: 330px; height: 330px; left: calc(50% - 165px); top: 0; }
.diagram-axis { position: absolute; top: 55px; left: 50%; height: 235px; border-left: 1px dashed var(--petrus-frost); z-index: -1; }
.diagram-node { display: flex; align-items: center; gap: 1rem; width: 75%; border: 1px solid var(--petrus-muted); border-radius: .4rem; background: var(--petrus-slate); padding: 1rem 1.2rem; font-size: 1.0625rem; font-weight: 600; box-shadow: 0 12px 24px #071d2b30; }
.node-one { margin-left: 0; }
.node-two { margin-left: 25%; }
.node-three { margin-left: 9%; background: var(--accent-light); border-color: var(--accent-light); color: var(--ink); }
.node-number { font-family: monospace; font-size: .8125rem; opacity: .75; }
.node-mark { margin-left: auto; font-size: 1.35rem; font-weight: 400; }
.architecture figcaption { display: flex; justify-content: space-between; gap: 1rem; padding-top: 1.2rem; color: var(--petrus-mist); font-size: .8125rem; border-top: 1px solid var(--petrus-muted); }
.hero-bottom { display: flex; justify-content: space-between; gap: 1rem; padding-block: 1.25rem; border-top: 1px solid var(--petrus-muted); font-size: .8125rem; color: var(--petrus-mist); }
.edition { font-family: monospace; letter-spacing: .08em; font-size: .75rem; }
.section { padding-block: 6.3rem; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 4rem; margin-bottom: 3rem; }
.section-label { margin-bottom: 1.45rem; color: var(--petrus-muted); }
h2 { font-size: clamp(2.15rem, 3.3vw, 3rem); letter-spacing: -.045em; font-weight: 600; }
.section-intro { max-width: 24rem; color: var(--ink-light); }
.service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.service-card { display: flex; flex-direction: column; padding: 2rem; border: 1px solid var(--line); border-radius: .35rem; background: var(--paper); }
.card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2.5rem; }
.service-icon { display: grid; place-items: center; width: 2.8rem; height: 2.8rem; background: var(--petrus-snow); border-radius: .3rem; font-family: monospace; font-size: 1.6rem; line-height: 1; }
.icon-layers { font-size: 2rem; }
.card-number { color: var(--petrus-muted); font-family: monospace; font-size: .8125rem; }
h3 { font-size: 1.3rem; font-weight: 600; letter-spacing: -.02em; }
.service-card p { color: var(--ink-light); margin-top: 1rem; }
.service-details { margin: 1.25rem 0 0; padding-left: 1.1rem; color: var(--ink-light); font-size: .9375rem; }
.service-details li + li { margin-top: .55rem; }
.service-details li::marker { color: var(--accent); }
.service-details strong { color: var(--ink); font-weight: 600; }
.service-tag { align-self: flex-start; margin-top: auto; padding-top: 2rem; font-size: .875rem; font-weight: 600; }
.process { background: var(--soft); }
.process-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 7rem; }
.process-heading h2 span { color: var(--petrus-muted); }
.process-heading > p:last-child { max-width: 24rem; margin-top: 1.5rem; color: var(--ink-light); }
.process-list { padding: 0; margin: 0; list-style: none; }
.process-list li { display: grid; grid-template-columns: 2.5rem 1fr; gap: 1.1rem; padding-block: 1.75rem; border-bottom: 1px solid var(--petrus-mist); }
.process-list li:first-child { padding-top: 0; }
.process-list li:last-child { padding-bottom: 0; border-bottom: 0; }
.step-number { font-family: monospace; color: var(--petrus-muted); font-size: .875rem; padding-top: .15rem; }
.process-list p { color: var(--ink-light); margin-top: .7rem; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 7rem; }
.about-copy > p { color: var(--ink-light); }
.about-copy .large-copy { color: var(--ink); font-size: 1.4rem; line-height: 1.55; margin-bottom: 1.4rem; }
.about-signature { display: flex; align-items: center; gap: 1rem; margin-top: 2rem; font-weight: 700; line-height: 1.4; }
.about-signature small { font-weight: 400; color: var(--ink-light); font-size: .875rem; }
.contact { padding-block: 4.5rem; background: var(--accent); color: #fff; }
.contact-inner { display: flex; align-items: center; justify-content: space-between; gap: 3rem; }
.contact .section-label { color: var(--petrus-snow); }
.contact h2 { font-size: clamp(2.5rem, 4.5vw, 4rem); }
.contact h2 span { color: var(--petrus-snow); }
.contact h2 ~ p { margin-top: 1.5rem; max-width: 42rem; color: #fff; }
.contact-action { display: flex; flex-direction: column; align-items: center; gap: .75rem; min-width: 14rem; }
.button-dark { background: var(--ink); color: white; min-width: 14rem; }
.button-dark:hover { background: var(--petrus-slate); }
.contact-address { font-size: .9375rem; }
.site-footer { padding-block: 2.2rem; }
.footer-inner { display: flex; align-items: center; gap: 3rem; }
.copyright { font-size: .8125rem; color: var(--ink-light); }
.footer-links { display: flex; gap: 1.5rem; margin-left: auto; font-size: .875rem; }
.footer-links a:hover { text-decoration: underline; text-underline-offset: .3rem; }
.legal-fallback { padding-block: 0 2rem; color: var(--ink-light); }
.legal-fallback details { padding-block: .75rem; border-top: 1px solid var(--line); }
.legal-fallback summary { cursor: pointer; }
.legal-fallback details p { max-width: 55rem; margin-top: 1rem; }
.ui5-ready .legal-fallback { display: none; }

/* A small set of OpenUI5 controls, styled to match the website. */
.petrus-button.sapMBtn { height: auto; padding: 0; font-family: var(--font); }
.petrus-button .sapMBtnInner { min-height: 3.3rem; height: auto; padding: .65rem 1.5rem; border-radius: .2rem; border: 1px solid var(--ink); background: var(--ink); color: #fff; text-shadow: none; font-family: var(--font); font-size: .9375rem; font-weight: 700; }
.petrus-button .sapMBtnContent { line-height: 1.9rem; height: auto; }
.petrus-button.sapMBtn:hover > .sapMBtnHoverable { background: var(--petrus-slate); border-color: var(--petrus-slate); color: #fff; }
.petrus-button .sapMBtnInner.sapMBtnActive { background: var(--petrus-slate); border-color: var(--petrus-slate); }
#contact-control .petrus-button { min-width: 14rem; }
.petrus-dialog .sapMDialogTitle { color: var(--ink); }
.petrus-dialog .sapMText { font-family: var(--font); font-size: 1rem; line-height: 1.65; color: var(--ink); }
.dialog-copy { gap: 1rem; padding: 1.5rem; }
.petrus-dialog .sapMLnk { color: var(--petrus-green); font-size: 1rem; }

@media (min-width: 1500px) { .hero-grid { min-height: 670px; } }
@media (max-width: 1100px) {
  .container { width: calc(100% - 4rem); }
  .navigation { gap: 1.5rem; }
  .hero-grid { gap: 2.5rem; min-height: 570px; }
  .hero-actions { gap: 1.1rem; }
  .architecture-top { font-size: .75rem; flex-wrap: wrap; }
  .process-grid, .about-grid { gap: 4rem; }
  .service-card { padding: 1.5rem; }
}
@media (max-width: 800px) {
  html { scroll-padding-top: 9rem; }
  .container { width: calc(100% - 3rem); }
  .header-inner { min-height: 5rem; flex-wrap: wrap; gap: 0; }
  .navigation { width: 100%; gap: 1.2rem; padding: 0 0 1rem; flex-wrap: wrap; font-size: .875rem; }
  .navigation .nav-contact { padding: .4rem .7rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 3rem; padding-block: 3.8rem 2.5rem; }
  h1 { font-size: clamp(3rem, 8vw, 4.5rem); }
  .hero .eyebrow { margin-bottom: 1.5rem; }
  .hero-description { max-width: 33rem; }
  .hero-topics { margin-top: 2.4rem; }
  .architecture { width: 100%; max-width: 500px; justify-self: center; }
  .diagram { height: 300px; }
  .orbit-two { width: 290px; height: 290px; left: calc(50% - 145px); top: 5px; }
  .hero-bottom { font-size: .75rem; }
  .hero-bottom .edition { display: none; }
  .section { padding-block: 4rem; }
  .section-heading { flex-direction: column; align-items: flex-start; gap: 1.5rem; margin-bottom: 2rem; }
  .section-intro { max-width: 35rem; }
  .service-grid { grid-template-columns: 1fr; gap: 1rem; }
  .service-card { padding: 1.6rem; }
  .card-top { margin-bottom: 1.6rem; }
  .service-card p { max-width: 35rem; }
  .service-tag { padding-top: 1.5rem; }
  .process-grid, .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-inner { align-items: flex-start; flex-direction: column; gap: 2rem; }
  .contact-action { align-items: flex-start; }
  .footer-inner { gap: 1.25rem 2rem; flex-wrap: wrap; }
  .footer-links { width: 100%; margin: 0; }
}
@media (max-width: 400px) {
  html { scroll-padding-top: 12rem; }
  .container { width: calc(100% - 2rem); }
  h1 { font-size: 2.8rem; }
  .hero .eyebrow { letter-spacing: .07em; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 1.4rem; }
  .hero-topics { gap: .5rem; }
  .hero-topics span + span::before { margin-right: .5rem; }
  .diagram-node { padding: .85rem; width: 85%; gap: .75rem; }
  .node-two { margin-left: 15%; }
  .node-three { margin-left: 5%; }
  .architecture figcaption { font-size: .75rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* Brand assets and accessible colors from the shared Petrus IT palette. */
.brand-logo { display: block; width: 208px; height: auto; }
.footer-brand .brand-logo { width: 160px; }
.signature-logo { display: block; width: 180px; height: auto; }
.service-icon { color: var(--petrus-green); }
.nav-contact { border-color: var(--petrus-green); color: var(--petrus-green); }
.nav-contact:hover { background: var(--petrus-green); }
.contact .petrus-button .sapMBtnInner, .contact .button-dark { background: var(--petrus-snow); color: var(--petrus-polar); border-color: var(--petrus-snow); }
.contact .petrus-button.sapMBtn:hover > .sapMBtnHoverable { background: #fff; color: var(--petrus-polar); border-color: #fff; }
.hero a:focus-visible, .contact a:focus-visible { outline-color: var(--petrus-frost); }
@media (max-width: 800px) { .brand-logo { width: 178px; } }

/* Shared formatting for the legal dialog and the no-JavaScript fallback. */
.legal-copy { padding: 1.5rem; color: var(--ink); font-family: var(--font); font-size: 1rem; line-height: 1.65; }
.legal-copy h3 { margin: 1.5rem 0 .5rem; font-size: 1.0625rem; line-height: 1.4; letter-spacing: 0; overflow-wrap: anywhere; }
.legal-copy h3:first-child { margin-top: 0; }
.legal-copy p + p { margin-top: .9rem; }
.legal-copy a { color: var(--accent); text-decoration: underline; text-underline-offset: .2rem; overflow-wrap: anywhere; }
.contact-action .contact-address:hover { text-decoration: underline; text-underline-offset: .2rem; }