/* Heron³ Website – gleiche Gestaltung wie die Anwendung: hell, neutral, technisch; Farbe nur, wo sie Information trägt */
@font-face { font-family: "IBM Plex Sans"; font-weight: 400; font-display: swap; src: url(/fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 500; font-display: swap; src: url(/fonts/ibm-plex-sans-latin-500-normal.woff2) format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 600; font-display: swap; src: url(/fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2"); }
:root { --bg: #fff; --alt: #f4f5f6; --bar: #f7f7f7; --line: #c8c8c8; --line2: #e3e3e3; --text: #1f1f1f; --muted: #5f5f5f; --accent: #1e5aa8; --accent-d: #163f75; --ok: #2e7d32; --bad: #b3261e; --ink: #0f1b2b; color-scheme: light; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 64px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 "IBM Plex Sans", "Segoe UI", system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); } a:hover { color: var(--accent-d); }
img { max-width: 100%; height: auto; display: block; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.skip { position: absolute; left: -9999px; top: 0; } .skip:focus { left: 12px; top: 8px; z-index: 100; background: #fff; padding: 6px 10px; border: 1px solid var(--accent); }

/* Kopfzeile mit Lösungs-Menü */
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 24px; height: 56px; padding: 0 max(20px, calc((100vw - 1180px)/2)); background: rgba(247, 247, 247, .94); backdrop-filter: saturate(1.4) blur(8px); border-bottom: 1px solid var(--line); }
.logo { display: inline-flex; align-items: center; gap: 8px; color: var(--text); text-decoration: none; font-weight: 600; font-size: 17px; } .logo sup { font-size: 10px; margin-left: 1px; }
.top nav { display: flex; gap: 22px; margin-left: auto; align-items: center; }
.top nav > a:not(.btn), .ddb { color: var(--text); text-decoration: none; font-size: 14.5px; background: none; border: 0; font: inherit; font-size: 14.5px; cursor: pointer; padding: 6px 0; }
.top nav > a:not(.btn):hover, .ddb:hover, .top nav > a[aria-current], .ddb.cur { color: var(--accent); }
.ddb::after { content: ''; display: inline-block; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: translateY(-3px) rotate(45deg); margin-left: 8px; }
.dd { position: relative; }
.ddm { position: absolute; top: calc(100% + 10px); left: -20px; width: 560px; display: grid; grid-template-columns: 1fr 1fr; gap: 2px; padding: 10px; background: #fff; border: 1px solid var(--line); box-shadow: 0 18px 40px rgba(15, 27, 43, .14); opacity: 0; visibility: hidden; transform: translateY(-6px); transition: .16s ease; }
.dd.open .ddm, .dd:focus-within .ddm { opacity: 1; visibility: visible; transform: none; }
@media (hover: hover) { .dd:hover .ddm { opacity: 1; visibility: visible; transform: none; } }
.ddm a { display: block; padding: 9px 12px; text-decoration: none; color: var(--text); border-left: 2px solid transparent; } .ddm a:hover, .ddm a[aria-current] { background: var(--alt); border-left-color: var(--accent); }
.ddm b { display: block; font-weight: 600; font-size: 14.5px; } .ddm small { color: var(--muted); font-size: 12.5px; }
.top .menu { display: none; margin-left: auto; border: 1px solid var(--line); background: #fff; padding: 4px 10px; font: inherit; font-size: 14px; cursor: pointer; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 8px 18px; border: 1px solid var(--accent); background: var(--accent); color: #fff !important; font-weight: 500; font-size: 15px; text-decoration: none; cursor: pointer; transition: background .15s, transform .15s; }
.btn:hover { background: var(--accent-d); border-color: var(--accent-d); } .btn:active { transform: translateY(1px); }
.btn.ghost { background: #fff; color: var(--text) !important; border-color: #9a9a9a; } .btn.ghost:hover { border-color: var(--accent); color: var(--accent) !important; }
.btn.big { padding: 11px 22px; font-size: 16px; } .top .btn { padding: 5px 14px; font-size: 14px; }

/* Abschnitte */
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; } .wrap.narrow { max-width: 860px; }
section { padding: 84px 0; border-bottom: 1px solid var(--line2); } section.alt { background: var(--alt); }
.eyebrow { font-size: 12.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin: 0 0 10px; }
h1 { font-size: clamp(32px, 4.8vw, 54px); line-height: 1.08; font-weight: 600; letter-spacing: -.02em; margin: 0 0 18px; }
h2 { font-size: clamp(25px, 3.1vw, 36px); line-height: 1.15; font-weight: 600; letter-spacing: -.012em; margin: 0 0 14px; }
h3 { font-size: 17.5px; font-weight: 600; margin: 0 0 6px; }
.lead { font-size: 18.5px; color: var(--muted); max-width: 64ch; margin: 0 0 28px; }
.note { font-size: 13.5px; color: var(--muted); }
.hl { background: linear-gradient(90deg, #1e5aa8, #00a3c4 45%, #2eb85c 70%, #f2c318); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Einstieg */
.hero { padding: 72px 0 64px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(transparent 0 calc(100% - 1px), #edf0f3 0) 0 0/28px 28px, linear-gradient(90deg, transparent 0 calc(100% - 1px), #edf0f3 0) 0 0/28px 28px; mask-image: radial-gradient(ellipse at 70% 40%, #000 0, transparent 70%); pointer-events: none; }
.hero .wrap { position: relative; }
.hero .grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 56px; align-items: center; }
.hero.small { padding: 60px 0 40px; } .hero.sub .grid { grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); }
.ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.facts { display: flex; gap: 32px; flex-wrap: wrap; margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--line2); font-size: 14px; color: var(--muted); }
.facts b { display: block; color: var(--text); font-size: 20px; font-weight: 600; }
.shot { margin: 0; border: 1px solid var(--line); background: #fff; box-shadow: 0 20px 50px rgba(15, 27, 43, .14); }
.shot figcaption { font-size: 13px; color: var(--muted); padding: 8px 12px; border-top: 1px solid var(--line2); background: var(--bar); }
.shot.tilt { transform: perspective(1400px) rotateY(-7deg) rotateX(2deg); transition: transform .6s ease; } .shot.tilt:hover { transform: none; }

/* Scroll-Erzählung: Füllbildanalyse */
.story { height: 560vh; padding: 0; background: linear-gradient(#f4f6f8, #eef1f4); border-bottom: 1px solid var(--line2); position: relative; }
.story-stage { position: sticky; top: 56px; height: calc(100vh - 56px); display: grid; grid-template-columns: minmax(280px, 4fr) minmax(0, 8fr); gap: 24px; max-width: 1280px; margin: 0 auto; padding: 0 20px; align-items: center; }
.story-steps { list-style: none; margin: 0; padding: 0; counter-reset: st; }
.story-step { counter-increment: st; position: relative; padding: 10px 0 10px 46px; opacity: .38; transition: opacity .3s, transform .3s; }
.story-step::before { content: attr(data-n); position: absolute; left: 0; top: 11px; font-size: 13px; font-weight: 600; color: var(--muted); border-top: 2px solid var(--line); padding-top: 2px; width: 30px; }
.story-step b { display: block; font-size: 18px; font-weight: 600; } .story-step span { display: block; color: var(--muted); font-size: 15px; max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.story-step.on { opacity: 1; transform: translateX(4px); } .story-step.on::before { color: var(--accent); border-top-color: var(--accent); } .story-step.on span { max-height: 120px; }
.story-view { position: relative; height: min(76vh, 680px); }
.story-view canvas { width: 100%; height: 100%; display: block; }
.story-hud { position: absolute; left: 14px; bottom: 14px; background: rgba(255, 255, 255, .88); border: 1px solid var(--line); padding: 6px 12px; font-size: 13px; font-variant-numeric: tabular-nums; } .story-hud b { display: block; font-size: 14px; } .story-hud span { color: var(--muted); }
.story-legend { position: absolute; right: 14px; bottom: 14px; display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); background: rgba(255, 255, 255, .88); border: 1px solid var(--line); padding: 4px 10px; transition: opacity .3s; font-variant-numeric: tabular-nums; }
.story-legend i { width: 140px; height: 10px; background: linear-gradient(90deg, #2668c4, #00add6, #2eb85c, #f7ca18, #d62828); }

/* Prozesskette */
.chain { display: flex; flex-wrap: wrap; margin: 30px 0 10px; }
.chain > div { flex: 1 1 140px; position: relative; padding: 12px 14px; background: #fff; border: 1px solid #9a9a9a; border-top: 3px solid var(--accent); margin: 0 -1px -1px 0; }
.chain small { display: block; font-size: 11px; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); } .chain b { font-weight: 600; font-size: 15px; }
.chain p { margin: 6px 0 0; font-size: 13.5px; color: var(--muted); line-height: 1.45; }
.js .chain.reveal > div { opacity: 0; transform: translateY(14px); transition: .5s ease calc(var(--i) * 80ms); } .js .chain.reveal.in > div { opacity: 1; transform: none; }

/* Module (Startseite) */
.modgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 36px; }
.mcard { display: flex; flex-direction: column; text-decoration: none; color: var(--text); background: #fff; border: 1px solid var(--line); transition: transform .25s, box-shadow .25s, border-color .25s; }
.mcard:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(15, 27, 43, .14); border-color: var(--accent); color: var(--text); }
.mimg { display: block; aspect-ratio: 5 / 3; overflow: hidden; background: var(--alt); border-bottom: 1px solid var(--line2); } .mimg img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; } .mcard:hover .mimg img { transform: scale(1.05); }
.mtxt { display: flex; flex-direction: column; padding: 14px 16px 16px; flex: 1; } .mtxt b { font-size: 16.5px; } .mtxt small { color: var(--muted); font-size: 13.5px; margin-top: 2px; }
.mtxt em { font-style: normal; font-size: 13px; color: #444; margin-top: 10px; line-height: 1.45; } .mtxt i { font-style: normal; color: var(--accent); font-size: 14px; margin-top: auto; padding-top: 12px; }

/* Vergleich, Zahlen */
.cmp { overflow-x: auto; margin-top: 30px; } .cmp table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); font-size: 15px; }
.cmp th, .cmp td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line2); vertical-align: top; } .cmp thead th { background: var(--bar); font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.cmp td:last-child { color: var(--ink); font-weight: 500; box-shadow: inset 3px 0 0 var(--accent); } .cmp tbody th { width: 22%; font-weight: 600; }
.nums { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--line); background: #fff; margin: 30px 0 14px; }
.nums > div { padding: 26px 22px; border-right: 1px solid var(--line2); } .nums > div:last-child { border-right: 0; }
.nums b { display: block; font-size: 44px; font-weight: 600; letter-spacing: -.02em; color: var(--accent); font-variant-numeric: tabular-nums; } .nums span { color: var(--muted); font-size: 14.5px; }

/* Unterseiten: Funktionen, Splits, Karten, Verweise */
.feat { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border: 1px solid var(--line); background: #fff; margin-top: 30px; }
.feat > div { padding: 26px 28px; border-right: 1px solid var(--line2); border-bottom: 1px solid var(--line2); } .feat > div:nth-child(2n) { border-right: 0; }
.feat p { color: var(--muted); margin: 0; } .feat ul, .checks { margin: 12px 0 0; padding: 0; list-style: none; } .feat li, .checks li { position: relative; padding-left: 22px; margin: 6px 0; }
.feat li::before, .checks li::before { content: ''; position: absolute; left: 2px; top: .55em; width: 9px; height: 5px; border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg); }
.checks.cols { columns: 2; column-gap: 40px; margin-top: 24px; } .checks li { break-inside: avoid; }
.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 48px; align-items: center; margin-top: 30px; } .split.rev .txt { order: 2; }
.cards3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 30px; } .cards3 > div { background: #fff; border: 1px solid var(--line); padding: 22px 24px; border-top: 3px solid var(--accent); } .cards3 p { margin: 0; color: var(--muted); }
.rel { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 24px; }
.rel a { position: relative; display: block; padding: 22px 48px 22px 22px; background: #fff; border: 1px solid var(--line); text-decoration: none; color: var(--text); transition: border-color .2s, transform .2s; }
.rel a:hover { border-color: var(--accent); transform: translateY(-2px); } .rel b { display: block; font-size: 17px; } .rel span { color: var(--muted); font-size: 14px; } .rel i { position: absolute; right: 20px; top: 50%; transform: translateY(-50%); font-style: normal; color: var(--accent); font-size: 20px; }
.cta-band { background: var(--ink); color: #fff; border: 0; } .cta-band .wrap { display: flex; justify-content: space-between; gap: 32px; align-items: center; flex-wrap: wrap; }
.cta-band h2 { color: #fff; } .cta-band p { color: #b9c4d2; max-width: 60ch; margin: 0; } .cta-band .btn.ghost { background: transparent; color: #fff !important; border-color: #6c7c90; }

/* Preise */
.prices { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); background: #fff; margin-top: 30px; }
.prices > div { padding: 28px; border-right: 1px solid var(--line2); } .prices > div:last-child { border-right: 0; }
.prices .amt { font-size: 30px; font-weight: 600; margin: 8px 0 2px; } .prices .rec { box-shadow: inset 0 3px 0 var(--accent); } .prices .btn { margin-top: 16px; } .prices ul { margin: 8px 0 0; padding-left: 18px; }

/* Demo */
.demo { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 48px; }
form.f { background: #fff; border: 1px solid var(--line); padding: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; box-shadow: 0 12px 30px rgba(15, 27, 43, .08); }
form.f label { display: grid; gap: 4px; font-size: 13.5px; color: #333; } form.f .full { grid-column: 1 / -1; }
form.f input, form.f select, form.f textarea { font: inherit; font-size: 15px; padding: 8px 10px; border: 1px solid #b4b4b4; background: #fff; color: var(--text); border-radius: 0; }
form.f textarea { min-height: 96px; resize: vertical; } form.f input:focus, form.f select:focus, form.f textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(30, 90, 168, .12); }
form.f .hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.msg { min-height: 22px; font-size: 14.5px; } .msg.ok { color: var(--ok); } .msg.err { color: var(--bad); }
.steps { counter-reset: s; list-style: none; padding: 0; margin: 20px 0 0; } .steps li { counter-increment: s; position: relative; padding: 0 0 14px 40px; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 1px; width: 26px; height: 26px; border: 1px solid #9a9a9a; display: grid; place-items: center; font-size: 13px; font-weight: 600; }

/* FAQ, Glossar */
.faq details { border-bottom: 1px solid var(--line2); padding: 16px 0; } .faq details:first-of-type { border-top: 1px solid var(--line2); }
.faq summary { cursor: pointer; font-weight: 500; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; } .faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--accent); font-weight: 400; font-size: 22px; line-height: 1; transition: transform .2s; } .faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 10px 0 0; color: var(--muted); max-width: 80ch; }
.az { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; } .az a { font-size: 13.5px; border: 1px solid var(--line); padding: 2px 9px; text-decoration: none; background: #fff; } .az a:hover { border-color: var(--accent); }
.gloss { margin: 0; } .gloss > div { padding: 18px 0; border-bottom: 1px solid var(--line2); } .gloss dt { font-weight: 600; font-size: 18px; } .gloss dd { margin: 4px 0 0; color: var(--muted); }
.linklist { padding-left: 18px; } .linklist li { margin: 6px 0; }

/* Fuß */
.foot { background: var(--ink); color: #b9c4d2; padding: 56px 0 0; font-size: 14px; border: 0; }
.foot .logo { color: #fff; } .foot p { max-width: 34ch; }
.fgrid { display: grid; grid-template-columns: 2fr 1.4fr 1fr 1fr; gap: 32px; }
.foot h2 { font-size: 12.5px; text-transform: uppercase; letter-spacing: .08em; color: #fff; margin: 0 0 10px; }
.foot a { display: block; color: #b9c4d2; text-decoration: none; padding: 3px 0; } .foot a:hover { color: #fff; }
.fbase { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; border-top: 1px solid #2a3a50; margin-top: 40px; padding: 18px 20px; font-size: 13px; }

/* Rechtstexte */
.page { max-width: 860px; margin: 0 auto; padding: 48px 20px 64px; }
.page h2 { margin-top: 2em; font-size: 1.25rem; } .page h3 { margin-top: 1.4em; font-size: 1.05rem; }
.page table { border-collapse: collapse; width: 100%; font-size: .92rem; margin: .6em 0; } .page th, .page td { border: 1px solid #d6d6d6; padding: 6px 8px; text-align: left; vertical-align: top; }
.page mark { background: #fff2a8; padding: 0 2px; } .page .toc { columns: 2; font-size: .95rem; }

/* Einblenden beim Scrollen */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; transition-delay: calc(var(--i, 0) * 70ms); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal, .chain.reveal > div { opacity: 1 !important; transform: none !important; transition: none !important; } .shot.tilt { transform: none; } html { scroll-behavior: auto; } }

@media (max-width: 1000px) { .modgrid { grid-template-columns: repeat(2, 1fr); } .nums { grid-template-columns: repeat(2, 1fr); } .nums > div:nth-child(2) { border-right: 0; } .cards3, .rel { grid-template-columns: 1fr 1fr; } .fgrid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 900px) {
  .hero .grid, .hero.sub .grid, .split, .demo, .feat { grid-template-columns: 1fr; gap: 28px; } .split.rev .txt { order: 0; } .feat > div { border-right: 0; }
  .top nav { display: none; } .top .menu { display: block; }
  .top.open nav { display: flex; position: absolute; top: 56px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 20px 16px; max-height: calc(100vh - 56px); overflow: auto; }
  .top.open nav > a, .top.open .ddb { padding: 10px 0; text-align: left; } .ddm { position: static; width: auto; grid-template-columns: 1fr; box-shadow: none; border: 0; padding: 0 0 8px; display: none; opacity: 1; visibility: visible; transform: none; } .dd.open .ddm { display: grid; }
  .top.open .btn { margin-top: 8px; }
  form.f { grid-template-columns: 1fr; } section { padding: 56px 0; }
  .story { height: 520vh; } .story-stage { grid-template-columns: 1fr; grid-template-rows: auto auto; align-content: start; align-items: start; gap: 8px; padding-top: 12px; }
  .story-step { display: none; padding: 4px 0 4px 40px; } .story-step.on { display: block; transform: none; } .story-view { height: 46vh; margin-top: 8px; }
  .story-legend { bottom: auto; top: 0; right: 0; } .story-legend i { width: 72px; } .story-hud { left: 0; bottom: 0; }
  .shot.tilt { transform: none; } .checks.cols { columns: 1; }
}
@media (max-width: 600px) { .modgrid, .cards3, .rel, .fgrid, .prices { grid-template-columns: 1fr; } .prices > div { border-right: 0; border-bottom: 1px solid var(--line2); } .nums b { font-size: 34px; } }