/* Website-Entwurf: gemeinsame Ergänzungen zur HORVAK CI 1.0. */
:root { --line: #cad2d9; --ink: #171b20; --muted: #303740; --blue: #205278; }
body { margin: 0; background: #f0f3f5; color: var(--ink); }
a { color: inherit; text-underline-offset: 5px; }
a:hover { color: var(--blue); }
:focus-visible { outline: 3px solid #467fa9; outline-offset: 5px; }
.container { max-width: 1264px; padding-inline: 32px; }
.row { --bs-gutter-x: 24px; --bs-gutter-y: 32px; }
.review-header { background: #171b20; color: white; border-bottom: 1px solid #303740; }
.review-header .container { min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: block; padding-block: 20px; flex-shrink: 0; }
.brand img { display: block; width: 180px; height: auto; }
.review-header nav { display: flex; align-items: center; gap: 24px; font-size: 14px; }
.review-header a:hover, .dark a:hover { color: #bcc5ce; }
.review-tag { color: #bcc5ce; }
.skip-link { position: absolute; left: 24px; top: -100px; background: white; color: #171b20; padding: 12px 24px; z-index: 50; }
.skip-link:focus { top: 8px; }
.section { padding-block: 64px; scroll-margin-top: 24px; }
.dark { background: #171b20; color: white; --line: #46515d; --muted: #bcc5ce; }
.light { background: #f0f3f5; }
.white { background: white; }
.eyebrow { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; color: var(--blue); font-size: 14px; letter-spacing: .08em; text-transform: uppercase; }
.dark .eyebrow { color: #6d9ec2; }
.eyebrow::before { content: ''; width: 32px; height: 2px; background: #467fa9; }
h1, h2, h3, p { margin-top: 0; }
.horvak-type h1 { margin-bottom: 24px; max-width: 22ch; }
.horvak-type h2 { margin-bottom: 24px; }
.horvak-type h3 { font-size: 1.375rem; margin-bottom: 16px; }
p { max-width: 65ch; margin-bottom: 24px; }
.intro { font-size: 20px; line-height: 1.5; max-width: 52ch; }
.muted, .caption { color: var(--muted); }
.caption { font-size: 14px; line-height: 1.5; }
.section-heading { max-width: 780px; margin-bottom: 48px; }
.section-heading p:last-child { margin-bottom: 0; }
.hero-layout { min-height: 568px; align-items: center; }
.claim { font-size: 14px; letter-spacing: .12em; margin-bottom: 32px; color: #6d9ec2; }
.hero-figure { margin: 0; position: relative; }
.hero-figure img, .hero-figure svg { display: block; height: 480px; width: 100%; object-fit: contain; }
.hero-figure figcaption { text-align: center; margin-top: 24px; }
.hero-principles { display: flex; gap: 24px; margin: 40px 0 0; padding: 0; list-style: none; font-size: 14px; color: #bcc5ce; flex-wrap: wrap; }
.hero-principles li { display: flex; align-items: center; gap: 8px; }
.usp-check { flex: 0 0 20px; color: #bcc5ce; }
.text-link { font-size: 16px; display: inline-flex; gap: 16px; align-items: center; min-height: 44px; }
.number { font-family: Aldrich, sans-serif; font-size: 14px; color: var(--blue); }
.principle { padding: 24px 0; border-top: 1px solid var(--line); }
.principle h2 { margin-block: 16px; }
.principle p { margin-bottom: 0; }
.platform-flow { list-style: none; padding: 0; margin-bottom: 32px; }
.platform-flow > li { position: relative; }
.platform-stage { height: 100%; padding: 32px; background: white; }
.platform-stage .stage-label { display: block; margin-bottom: 24px; font-size: 14px; color: var(--blue); }
.platform-stage h2 { margin-bottom: 16px; }
.platform-stage p { margin-bottom: 0; }
.platform-stage-horvak { color: white; background: var(--blue); }
.platform-stage-horvak .stage-label { color: white; }
.platform-flow > li:not(:last-child)::after { content: '→'; position: absolute; right: -12px; top: 32px; width: 24px; text-align: center; color: var(--blue); font-size: 18px; }
.platform-standard { color: var(--muted); margin-bottom: 0; max-width: 90ch; font-size: 16px; }
.note-band { margin-top: 48px; padding: 32px; border-left: 3px solid var(--blue); background: white; }
.note-band p { margin-bottom: 0; }
.graphic-placeholder { margin: 0; border: 1px dashed #8a99a6; padding: 32px; min-height: 280px; display: flex; flex-direction: column; justify-content: center; }
.graphic-placeholder .placeholder-label { font-size: 14px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 32px; }
.graphic-placeholder strong { display: block; margin-bottom: 16px; font-size: 20px; }
.graphic-placeholder p { margin: 0; font-size: 16px; }
.graphic-placeholder figcaption { border-top: 1px solid var(--line); padding-top: 24px; margin-top: 32px; font-size: 14px; color: var(--muted); }
.architecture-layout { align-items: start; }
.architecture-figure { position: sticky; top: 24px; margin: 0; }
.architecture-figure svg { display: block; max-height: 620px; width: 100%; height: auto; }
.architecture-figure figcaption { margin-top: 16px; }
.animation-toggle { margin-bottom: 16px; min-height: 44px; border: 1px solid #bcc5ce; border-radius: 4px; color: white; background: transparent; padding: 8px 16px; font: inherit; font-size: 14px; }
.animation-toggle:hover { background: #303740; }
.animation-toggle[hidden] { display: none; }
.architecture-step { min-height: 250px; padding: 32px 24px; border-top: 1px solid var(--line); border-left: 3px solid transparent; }
.architecture-step:last-child { min-height: 220px; }
.architecture-step.is-active { border-left-color: #467fa9; background: #242b33; }
.architecture-step .number { color: #bcc5ce; display: block; margin-bottom: 16px; }
.architecture-step p { margin-bottom: 0; color: #bcc5ce; }
.architecture-figure [data-layer] { transition: opacity .35s ease; }
.architecture-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 24px; }
.architecture-toolbar .caption, .architecture-toolbar .animation-toggle { margin: 0; }
.architecture-board { position: relative; display: grid; grid-template-columns: 52% 36%; gap: 12%; align-items: center; }
.architecture-art svg { display: block; width: 100%; height: 620px; }
.architecture-legends { display: grid; gap: 24px; }
.architecture-legend { position: relative; }
.architecture-legend .number { display: block; color: #bcc5ce; margin-bottom: 8px; }
.architecture-legend h2 { font-size: 20px; margin-bottom: 12px; }
.architecture-legend p { font-size: 16px; line-height: 1.5; color: #bcc5ce; margin: 0; }
.has-connectors .architecture-connectors { display: block; }
.architecture-connectors { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; display: none; }
.architecture-connectors path { fill: none; stroke: #bcc5ce; stroke-width: 1.5; }
.architecture-connectors circle { fill: #bcc5ce; }
.architecture-story.is-scroll-story { height: calc(var(--scene-height, 760px) + 210svh); }
.is-scroll-story .architecture-scene { position: sticky; top: 24px; }
.is-scroll-story .architecture-board { display: block; height: clamp(420px, calc(100svh - 160px), 700px); }
.is-scroll-story .architecture-art { position: absolute; width: 52%; inset: 0 auto 0 0; }
.is-scroll-story .architecture-art svg { width: 100%; height: 100%; }
.is-scroll-story .architecture-legends { position: absolute; top: 0; bottom: 0; left: 64%; width: 36%; display: block; }
.is-scroll-story .architecture-legend { position: absolute; top: var(--legend-y); transform: translateY(-50%); width: 100%; opacity: 0; visibility: hidden; transition: opacity .25s ease; }
.is-scroll-story .architecture-legend.is-active { opacity: 1; visibility: visible; }
.is-scroll-story .architecture-connectors { display: block; }
.architecture-connectors [data-connector] { opacity: 0; transition: opacity .25s ease; }
.architecture-connectors .is-active { opacity: 1; }
.architecture-art [data-layer] { transition: opacity .25s ease; }
.tech-note { border-top: 1px solid var(--line); padding-top: 24px; margin-top: 32px; }
.backend-options { margin: 32px 0 0; }
.backend-options div { display: grid; grid-template-columns: 40px 1fr; gap: 16px; padding: 20px 0; border-top: 1px solid var(--line); }
.backend-options dt { font-weight: 400; color: var(--blue); }
.backend-options dd { margin: 0; }
.backend-options strong { display: block; }
.backend-options span { display: block; margin-top: 4px; font-size: 16px; color: var(--muted); }
.use-case { margin-bottom: 32px; }
.use-case .caption { margin-bottom: 16px; }
.scenario-tablist { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-bottom: 1px solid #cad2d9; margin-bottom: 40px; }
.scenario-tablist[hidden] { display: none; }
.scenario-tablist .nav-link { height: 100%; padding: 16px 24px; border: 0; border-bottom: 3px solid transparent; border-radius: 0; color: var(--blue); background: transparent; font: 18px Arial, sans-serif; transition: none; }
.scenario-tablist .nav-link.active { color: white; background: var(--blue); border-color: var(--blue); }
.scenario-tablist .nav-link:hover:not(.active) { background: white; border-color: var(--blue); }
.scenario-tablist .nav-link:focus-visible { outline: 3px solid #467fa9; outline-offset: 3px; }
.scenario-panel[hidden] { display: none; }
.scenario-panel + .scenario-panel { margin-top: 48px; }
.scenario-tablist:not([hidden]) + .scenario-panels .scenario-panel { margin-top: 0; }
.scenario-panel .eyebrow { font-size: 12px; letter-spacing: .05em; }
.scenario-panel .eyebrow::before { display: none; }
.scenario-intro { margin-bottom: 0; }
.scenario-figure { margin: 0; background: #171b20; }
.scenario-figure img { display: block; width: 100%; height: auto; }
.scenario-figure figcaption { padding: 16px 24px 24px; color: #bcc5ce; font-size: 14px; line-height: 1.5; text-align: center; }
.scenario-process { padding: 0; list-style: none; margin-top: 40px; margin-bottom: 0; }
.scenario-process > li { display: flex; align-items: start; gap: 16px; }
.scenario-process .number { margin-top: 3px; }
.scenario-process h3 { font-size: 20px; margin-bottom: 8px; }
.scenario-process p { font-size: 16px; color: #303740; margin: 0; }
.process { counter-reset: step; list-style: none; padding: 0; margin: 40px 0 0; }
.process li { display: grid; grid-template-columns: 40px 1fr; column-gap: 16px; border-top: 1px solid var(--line); padding-block: 24px; }
.process li::before { counter-increment: step; content: '0' counter(step); font: 14px Aldrich,sans-serif; color: var(--blue); padding-top: 5px; }
.process p { margin: 4px 0 0; font-size: 16px; color: var(--muted); }
.contact-layout { min-height: 450px; align-items: center; }
.contact-data { margin: 0; }
.contact-data div { border-top: 1px solid var(--line); padding-block: 20px; }
.contact-data dt { font-size: 14px; font-weight: 400; color: #bcc5ce; margin-bottom: 8px; }
.contact-data dd { margin: 0; overflow-wrap: anywhere; }
.dummy-label { display: inline-block; font-size: 14px; color: #bcc5ce; border: 1px solid #46515d; padding: 8px 16px; margin-top: 24px; }
.review-footer { padding-block: 24px; border-top: 1px solid #cad2d9; background: #f0f3f5; }
.review-footer .container { display: flex; justify-content: space-between; gap: 24px; align-items: center; font-size: 14px; flex-wrap: wrap; }
.review-footer .caption { margin: 0; }
.overview-list { list-style: none; padding: 0; margin: 0; }
.overview-list a { display: grid; grid-template-columns: 48px minmax(0,1fr) 24px; gap: 24px; align-items: center; text-decoration: none; border-top: 1px solid #cad2d9; padding-block: 24px; }
.overview-list a:hover { background: white; }
.overview-list strong { font: 24px Aldrich,sans-serif; display: block; margin-bottom: 8px; }
.overview-list p { font-size: 16px; margin: 0; color: #303740; }
.overview-status { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 32px; color: #bcc5ce; font-size: 14px; }
.variant-icon { width: 64px; height: 64px; flex-shrink: 0; }
.variant-pipeline { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px; }
.variant-pipeline article { position: relative; }
.variant-icon-station { display: flex; align-items: center; justify-content: center; height: 144px; background: white; margin-bottom: 24px; color: var(--blue); }
.variant-pipeline article:nth-child(2) .variant-icon-station { color: white; background: var(--blue); }
.variant-pipeline article:not(:last-child)::after { content: '→'; position: absolute; top: 52px; right: -40px; font-size: 28px; color: var(--blue); }
.variant-pipeline h2 { margin-block: 12px 16px; }
.variant-pipeline p { font-size: 18px; }
.variant-rationale { max-width: 90ch; border-top: 1px solid var(--line); margin: 48px 0 0; padding-top: 24px; font-size: 14px; color: var(--muted); }
.variant-stack { display: block; width: 100%; height: auto; }
.variant-layer-copy { display: grid; gap: 32px; }
.variant-layer-copy h2 { margin-block: 8px; }
.variant-layer-copy .number { color: #6d9ec2; }
.variant-layer-copy p { margin: 0; color: #bcc5ce; }
.variant-network { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 64px; align-items: center; margin-block: 64px; }
.variant-inputs, .variant-outputs { display: grid; gap: 24px; }
.variant-inputs > div, .variant-outputs > div { display: flex; align-items: center; gap: 16px; color: var(--blue); font-size: 16px; }
.variant-hub { position: relative; padding: 48px 24px; background: var(--blue); color: white; text-align: center; }
.variant-hub img { max-width: 100%; height: auto; }
.variant-hub p { font-size: 16px; margin: 24px 0 0; }
.variant-hub::before, .variant-hub::after { content: ''; position: absolute; top: 50%; width: 48px; height: 1px; background: var(--blue); }
.variant-hub::before { right: calc(100% + 8px); }
.variant-hub::after { left: calc(100% + 8px); }
.variant-network-copy p { margin-bottom: 0; }
.variant-choice { display: block; height: 100%; background: white; padding: 32px; text-decoration: none; }
.variant-choice .variant-icon { color: var(--blue); margin-bottom: 32px; }
.variant-choice .number { display: block; margin-bottom: 16px; }
.variant-choice h2 { font-size: 24px; }
.variant-choice:hover { outline: 1px solid var(--blue); }
@media (max-width: 991.98px) {
 .variant-network { grid-template-columns: 1fr; gap: 48px; }
 .variant-inputs, .variant-outputs { justify-content: center; }
 .variant-hub { max-width: 420px; width: 100%; justify-self: center; }
 .variant-hub::before, .variant-hub::after { width: 1px; height: 32px; right: auto; left: 50%; }
 .variant-hub::before { top: -40px; }
 .variant-hub::after { top: calc(100% + 8px); }
 .architecture-board { display: block; }
 .architecture-art svg { height: 440px; margin-bottom: 32px; }
 .architecture-legends { gap: 32px; padding-right: 28px; }
 .architecture-toolbar { align-items: start; }
 .architecture-toolbar .scroll-hint { max-width: 22ch; }
 .is-scroll-story .architecture-board { height: calc(100svh - 160px); min-height: 470px; max-height: 760px; }
 .is-scroll-story .architecture-art { width: 100%; height: 60%; }
 .is-scroll-story .architecture-art svg { margin: 0; }
 .is-scroll-story .architecture-legends { top: 66%; bottom: 0; left: 0; width: 100%; }
 .is-scroll-story .architecture-legend { top: 0; transform: none; padding-right: 20px; }
 .architecture-legend h2 { font-size: 20px; margin-bottom: 8px; }
 .architecture-legend p { font-size: 16px; line-height: 1.5; }
 .platform-flow > li:not(:last-child)::after { content: '↓'; top: auto; bottom: -30px; right: calc(50% - 12px); }
 .hero-layout { min-height: auto; }
 .hero-figure { margin-top: 16px; }
 .hero-figure img, .hero-figure svg { height: 400px; }
 .architecture-figure { position: static; }
 .architecture-figure svg { max-height: 480px; }
 .architecture-step { min-height: auto; padding: 24px 16px; }
 .architecture-step:last-child { min-height: auto; }
 .contact-layout { min-height: auto; }
}
@media (max-width: 520px) {
 .variant-pipeline { grid-template-columns: 1fr; }
 .variant-pipeline article:not(:last-child)::after { content: '↓'; top: auto; bottom: -40px; right: 50%; }
 .scenario-tablist .nav-link { padding: 16px 8px; font-size: 14px; line-height: 1.4; overflow-wrap: anywhere; }
 .scenario-tablist { margin-bottom: 32px; }
 .scenario-process { margin-top: 24px; }
 .platform-stage { padding: 24px; }
 .container { padding-inline: 24px; }
 .row { --bs-gutter-x: 16px; }
 .section { padding-block: 48px; }
 .review-header .container { min-height: 96px; gap: 16px; }
 .review-header nav { gap: 0; }
 .review-tag { display: none; }
 .review-header nav a { font-size: 12px; }
 .intro { font-size: 18px; }
 .claim { font-size: 12px; letter-spacing: .08em; }
 .hero-figure { border-left: 0; padding-left: 0; }
 .hero-figure img, .hero-figure svg { height: 360px; }
 .hero-principles { gap: 16px; }
 .graphic-placeholder, .note-band { padding: 24px; }
 .section-heading { margin-bottom: 32px; }
 .overview-list a { grid-template-columns: 24px minmax(0,1fr) 16px; gap: 16px; }
 .overview-list strong { font-size: 20px; }
}
@media (prefers-reduced-motion: reduce) {
 *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}
@media print {
 .architecture-story.is-scroll-story { height: auto; }
 .is-scroll-story .architecture-scene { position: static; }
 .is-scroll-story .architecture-board { height: auto; display: block; }
 .is-scroll-story .architecture-art, .is-scroll-story .architecture-legends { position: static; width: 100%; }
 .is-scroll-story .architecture-art svg { height: 400px; }
 .is-scroll-story .architecture-legend { position: static; opacity: 1; visibility: visible; transform: none; margin-bottom: 24px; }
 .architecture-connectors, .scroll-hint { display: none !important; }
 .review-header, .review-footer, .animation-toggle { display: none; }
 .architecture-figure { position: static; }
 .architecture-step { min-height: auto; }
 [data-layer] { opacity: 1 !important; }
}

/* B + C: layer model with connected applications and hardware. */
.platform-motion { position:relative; }
.platform-motion .stack-connection { fill:none; stroke:#467fa9; stroke-width:2; }
.platform-motion .stack-flow { fill:none; stroke:#90bbda; stroke-width:3; stroke-dasharray:6 18; }
.platform-motion.is-running .stack-flow { animation:platform-flow 2.8s linear infinite; }
.platform-motion.is-running .stack-hub { animation:platform-hub 2.8s ease-in-out infinite; }
.platform-motion.is-running .stack-end { animation:platform-end 2.8s ease-in-out infinite; }
.platform-motion .variant-layer-copy article { padding:18px 0; }
.platform-motion .variant-layer-copy h2 { font-size:24px; margin:8px 0; }
.platform-motion .variant-layer-copy p { margin-bottom:12px; }
.platform-examples { display:flex; gap:12px 18px; flex-wrap:wrap; color:#bcc5ce; font-size:14px; }
.platform-examples span { display:flex; align-items:center; gap:8px; }
.platform-examples .variant-icon { width:30px; height:30px; margin:0; color:#6d9ec2; }
.platform-motion-control { border:1px solid #bcc5ce; color:#f0f3f5; background:transparent; padding:9px 14px; font-size:14px; }
@keyframes platform-flow { to { stroke-dashoffset:-96; } }
@keyframes platform-hub { 0%,100% { opacity:.78; } 45%,65% { opacity:1; } }
@keyframes platform-end { 0%,100% { opacity:1; } 45% { opacity:.78; } }
@media(prefers-reduced-motion:reduce) { .platform-motion * { animation:none!important; } }

/* Graphic-led platform and deployment diagrams. */
.platform-graphic { max-width:1200px; margin-inline:auto; }
.platform-graphic svg { width:100%; height:auto; display:block; }
.platform-graphic .layer-leader { fill:none; stroke:#6d9ec2; stroke-width:1.5; }
.platform-graphic .platform-motion-control { display:block; margin:16px auto 0; }
.platform-graphic .platform-diagram-mobile, .network-diagram-mobile { display:none; }
.network-figure { margin:0; }
.network-figure svg { width:100%; height:auto; }
.network-figure figcaption { text-align:center; margin-top:12px; color:#303740; font-size:15px; }
@media(max-width:767.98px) {
 .platform-graphic .platform-diagram-desktop, .network-diagram-desktop { display:none; }
 .platform-graphic .platform-diagram-mobile, .network-diagram-mobile { display:block; }
 .platform-graphic { max-width:460px; }
 .network-figure { max-width:460px; margin-inline:auto; }
}

.contact-role { display:block; color:#bcc5ce; font-size:16px; margin-top:6px; }
.overview-list .section-state { display:block; color:#205278; font-size:13px; margin-bottom:8px; letter-spacing:.02em; }

/* Equal image origin in all three tabs, including the longer festival copy. */
.scenario-panels { position:relative; }
.scenario-copy { min-height:var(--scenario-copy-height,0px); }