/* 70 · Platine – NIX WIE WEG Travel als bestückte Leiterplatte */
:root {
  --mask: #0d4d32;
  --mask-d: #0a3f29;
  --mask-dd: #06281a;
  --mask-l: #146142;
  --cu: #d9a35b;
  --cu-b: #ecb873;
  --cu-dim: rgba(217, 163, 91, .38);
  --gold: linear-gradient(180deg, #f3d791 0%, #dcb05f 46%, #b9883d 100%);
  --silk: #f1f0e6;
  --txt: #d6e4da;
  --txt-2: #abc4b5;
  --epoxy: #141615;
  --led: #ff4b3a;
  --ok: #7dff9c;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --sans: "Chivo", "Helvetica Neue", Arial, system-ui, sans-serif;
  --wrap: 1280px;
  --gut: clamp(16px, 4vw, 40px);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; color: var(--txt); font: 400 1.0625rem/1.6 var(--sans);
  background-color: var(--mask);
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0  0 0 0 0 .1  0 0 0 0 .05  0 0 0 .22 0'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)'/%3E%3C/svg%3E"),
    radial-gradient(1200px 700px at 20% 10%, rgba(255,255,255,.05), transparent 70%);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-family: var(--sans); color: var(--silk); }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--cu-b); outline-offset: 4px; }
.skip { position: absolute; left: 12px; top: -80px; z-index: 300; background: var(--silk); color: var(--mask-dd); padding: 10px 16px; font: 600 .9rem var(--mono); }
.skip:focus { top: 12px; }
.ico { width: 1.1em; height: 1.1em; flex: none; }

/* ---------- Kopf ---------- */
.top { position: relative; z-index: 50; background: var(--mask-d); border-bottom: 1px solid rgba(241,240,230,.12); }
.top::after { /* Lagenkante der Platine */
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 3px;
  background: repeating-linear-gradient(90deg, var(--cu-dim) 0 40px, transparent 40px 48px);
}
.top__in { max-width: var(--wrap); margin: 0 auto; padding: 12px var(--gut); display: flex; align-items: center; gap: 28px; }
.label-logo { display: inline-flex; align-items: stretch; gap: 8px; background: var(--silk); color: #1b1d1c; padding: 6px 8px 6px 6px; border-radius: 2px; text-decoration: none; box-shadow: 0 1px 0 rgba(0,0,0,.35); flex: none; }
.label-logo img { width: 70px; height: auto; aspect-ratio: 1510 / 1300; }
.label-logo__txt { font: 600 .62rem/1.25 var(--mono); letter-spacing: .06em; display: flex; flex-direction: column; justify-content: center; border-left: 1px dashed #9a9a92; padding-left: 8px; }
.bc { display: block; width: 48px; height: 10px; margin-top: 3px; background: repeating-linear-gradient(90deg, #1b1d1c 0 1px, transparent 1px 3px, #1b1d1c 3px 5px, transparent 5px 6px, #1b1d1c 6px 7px, transparent 7px 9px); }
.nav { display: flex; align-items: center; gap: 24px; flex: 1; }
.nav__list { display: flex; gap: 6px; margin-left: auto; }
.nav__list a { display: inline-flex; align-items: center; gap: 9px; padding: 9px 12px; text-decoration: none; font: 500 .8rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--silk); border: 1px solid transparent; border-radius: 2px; }
.nav__list a::before { content: ""; width: 9px; height: 9px; background: var(--gold); border-radius: 1px; box-shadow: 0 0 0 2px var(--mask-d), 0 0 0 3px rgba(241,240,230,.35); }
.nav__ref { color: var(--cu-b); font-size: .7rem; }
.nav__list a:hover, .nav__list a:focus-visible { border-color: rgba(241,240,230,.4); }
.nav__list a:hover::before { box-shadow: 0 0 0 2px var(--mask-d), 0 0 0 3px var(--cu-b), 0 0 12px 2px rgba(236,184,115,.6); }
.nav__end { display: flex; align-items: center; gap: 16px; }
.tel { display: inline-flex; align-items: center; gap: 8px; font: 600 .86rem/1 var(--mono); text-decoration: none; color: var(--silk); white-space: nowrap; }
.tel__tp { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; border: 3px solid var(--cu); color: var(--cu-b); font-size: .5rem; letter-spacing: 0; }
.tel:hover { color: var(--cu-b); }
/* Sprachumschalter als DIP-Schalter */
.dip { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; font: 600 .74rem/1 var(--mono); color: var(--silk); }
.dip__body { position: relative; display: inline-grid; grid-template-columns: 1fr 1fr; width: 64px; height: 28px; background: #c22f2a; border-radius: 3px; box-shadow: inset 0 -3px 0 rgba(0,0,0,.25), 0 2px 0 rgba(0,0,0,.35); }
.dip__pos { position: relative; z-index: 1; display: grid; place-items: center; font-size: .58rem; color: #fff; letter-spacing: .04em; }
.dip__knob { position: absolute; top: 4px; bottom: 4px; width: 26px; left: 4px; background: #f4f2ea; border-radius: 2px; box-shadow: inset 0 -2px 0 #c9c6bc; transition: transform .25s ease; }
html[lang="en"] .dip__knob { transform: translateX(30px); }
html[lang="de"] .dip__pos--de, html[lang="en"] .dip__pos--en { color: transparent; }
.dip:hover .dip__knob, .dip:focus-visible .dip__knob { transform: translateX(15px); }
.dip__txt { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.menu { display: none; }

/* ---------- Hero: U1 ---------- */
.hero { position: relative; overflow: hidden; padding: 0 var(--gut); border-bottom: 1px solid rgba(241,240,230,.1);
  background:
    repeating-linear-gradient(45deg, rgba(217,163,91,.07) 0 1px, transparent 1px 11px),
    repeating-linear-gradient(-45deg, rgba(217,163,91,.07) 0 1px, transparent 1px 11px),
    var(--mask-l);
  background-blend-mode: normal;
}
.hero::before { /* Massefläche nur am Rand, Mitte frei */
  content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse 62% 70% at 50% 52%, var(--mask) 0 64%, transparent 92%); pointer-events: none;
}
.hero__silk { position: absolute; left: var(--gut); top: 18px; display: flex; gap: 34px; font: 500 .68rem/1 var(--mono); letter-spacing: .14em; color: var(--silk); opacity: .75; z-index: 2; pointer-events: none; }
.mhole { position: absolute; top: 46px; width: 34px; height: 34px; border-radius: 50%; background: #0b0f0d; border: 6px solid var(--cu); box-shadow: 0 0 0 7px var(--mask-l), 0 0 0 8px rgba(241,240,230,.45); z-index: 2; }
.mhole--tl { left: calc(var(--gut) + 4px); } .mhole--tr { right: calc(var(--gut) + 4px); }
.stage { position: relative; z-index: 1; display: grid; justify-items: center; padding: 84px 0 92px; }
.u1 { position: relative; width: min(880px, 100%); }
.fan { position: absolute; pointer-events: none; overflow: visible; }
.fan .tr { fill: none; stroke: var(--cu); stroke-width: 3; stroke-linejoin: round; opacity: .9; }
.fan .tr--hot { stroke: var(--cu-b); }
.fan .via { fill: var(--cu); } .fan .hole { fill: #07150f; }
.fan .silk-o { fill: none; stroke: var(--silk); stroke-width: 1.2; opacity: .7; }
.fan .silk-t { fill: var(--silk); font: 500 10px var(--mono); letter-spacing: .05em; opacity: .85; }
.fan .fid { fill: #e6c27a; }
.fan--l { right: calc(100% - 10px); top: 50%; transform: translateY(-50%); }
.fan--r { left: calc(100% - 10px); top: 50%; transform: translateY(-50%); }
.fan--t { bottom: calc(100% - 6px); left: 50%; transform: translateX(-50%); }
.fan--b { top: calc(100% - 6px); left: 50%; transform: translateX(-50%); }
.u1__ref { position: absolute; left: -2px; top: -26px; font: 600 .78rem/1 var(--mono); color: var(--silk); letter-spacing: .12em; z-index: 2; }
.u1__ref::after { content: ""; position: absolute; left: 30px; top: 6px; width: 7px; height: 7px; border-radius: 50%; background: var(--silk); }
.u1__die { position: relative; z-index: 1; padding: clamp(30px, 4vw, 52px) clamp(24px, 4.4vw, 60px) clamp(30px, 3.6vw, 46px);
  background:
    radial-gradient(circle at 26px 26px, #0a0b0b 0 7px, transparent 8px),
    linear-gradient(135deg, rgba(255,255,255,.06), transparent 30%, transparent 70%, rgba(255,255,255,.04)),
    var(--epoxy);
  border-radius: 6px;
  box-shadow: 0 0 0 1px #2a2e2c, 0 0 0 9px rgba(13,77,50,.0), 0 18px 34px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.08);
}
.u1__die::before { /* Bestückungsrahmen */
  content: ""; position: absolute; inset: -16px; border: 1.5px solid rgba(241,240,230,.75); border-radius: 2px; pointer-events: none;
  clip-path: polygon(0 0, 60px 0, 60px 2px, calc(100% - 60px) 2px, calc(100% - 60px) 0, 100% 0, 100% 100%, 0 100%);
}
.u1__mark { display: flex; gap: 18px; justify-content: flex-end; font: 500 .7rem/1 var(--mono); letter-spacing: .16em; color: #7f8783; margin-bottom: 22px; }
.u1__etch { position: absolute; right: clamp(24px, 4vw, 56px); bottom: clamp(26px, 3.4vw, 44px); width: clamp(120px, 14vw, 190px); height: auto; fill: none; stroke: #2b302d; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; filter: drop-shadow(0 1px 0 rgba(255,255,255,.05)); pointer-events: none; }
.kicker { font: 600 .8rem/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--cu-b); margin-bottom: 18px; }
.kicker::before { content: "▸ "; }
h1 { font-weight: 800; font-size: clamp(2.2rem, 4.3vw, 3.85rem); line-height: 1.04; letter-spacing: -.02em; max-width: 17ch; color: #f4f3ec; text-wrap: balance; }
.hero__text { margin-top: 22px; max-width: 50ch; color: #bcc3bf; font-size: clamp(1rem, 1.15vw, 1.1rem); line-height: 1.62; }
.ctas { display: flex; flex-wrap: wrap; gap: 16px 18px; margin-top: 30px; }
.btn { position: relative; display: inline-flex; align-items: center; gap: 12px; min-height: 52px; padding: 14px 22px; text-decoration: none; font: 700 .92rem/1.2 var(--mono); letter-spacing: .04em; border-radius: 3px; transition: transform .15s ease, box-shadow .2s ease; }
.btn__ref { position: absolute; left: 0; top: -17px; font: 500 .62rem/1 var(--mono); letter-spacing: .14em; color: #8e9692; }
.btn--pad { background: var(--gold); color: #1f1608; box-shadow: inset 0 1px 0 rgba(255,255,255,.55), inset 0 -2px 0 rgba(0,0,0,.18), 0 0 0 4px #0a0b0b, 0 0 0 5px rgba(241,240,230,.4); }
.btn--pad:hover, .btn--pad:focus-visible { box-shadow: inset 0 1px 0 rgba(255,255,255,.55), 0 0 0 4px #0a0b0b, 0 0 0 5px var(--cu-b), 0 0 24px 4px rgba(236,184,115,.45); }
.btn--pad:active { transform: translateY(1px); }
.btn--silk { color: var(--silk); border: 1.5px dashed rgba(241,240,230,.7); }
.btn--silk:hover, .btn--silk:focus-visible { border-style: solid; background: rgba(241,240,230,.06); }
.hero__led { position: absolute; z-index: 2; right: var(--gut); top: 13px; display: flex; align-items: center; gap: 10px; font: 500 .74rem/1.2 var(--mono); letter-spacing: .08em; color: var(--silk); white-space: nowrap; padding: 4px 0; }
.hero__led-ref { color: var(--cu-b); }
.led { width: 10px; height: 10px; border-radius: 2px; background: var(--ok); box-shadow: 0 0 0 2px #0a2a1a, 0 0 10px 2px rgba(125,255,156,.7); flex: none; }

/* ---------- Platine mit Bus ---------- */
.board { position: relative; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gut) 40px calc(var(--gut) + 150px); }
.bus { position: absolute; top: -40px; bottom: 120px; left: calc(var(--gut) + 13px); width: 29px; background: repeating-linear-gradient(90deg, var(--cu) 0 3px, transparent 3px 13px); opacity: .85; pointer-events: none; }
.bus::before { content: ""; position: absolute; left: -5px; width: 39px; bottom: -14px; height: 14px; background: radial-gradient(circle at 6.5px 7px, #07150f 0 2.5px, var(--cu) 3px 6.5px, transparent 7px) 0 0 / 13px 14px repeat-x; }
.bus__spark { position: absolute; left: 13px; top: var(--y, 0px); width: 3px; height: 140px; margin-top: -140px; display: none;
  background: linear-gradient(transparent, rgba(255,240,200,.9)); border-radius: 2px; filter: drop-shadow(0 0 6px #ffdca0); }
.bus__spark::after { content: ""; position: absolute; left: -5px; bottom: -6px; width: 13px; height: 13px; border-radius: 50%; background: #fff7e0; box-shadow: 0 0 10px 4px rgba(255,214,140,.85), 0 0 26px 10px rgba(236,184,115,.45); }
.motion .bus__spark { display: block; }

.sec { position: relative; padding: clamp(80px, 10vw, 140px) 0 0; }
.head { position: relative; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); column-gap: clamp(28px, 5vw, 72px); align-items: end; margin-bottom: clamp(40px, 5vw, 64px); }
.head .ref, .head h2 { grid-column: 1; }
.head__intro { grid-column: 2; grid-row: 1 / span 2; align-self: end; color: var(--txt-2); max-width: 46ch; }
.head--short, .head--inline { display: block; }
.stub { position: absolute; left: -122px; top: -39px; width: 120px; height: 64px; overflow: visible; }
.stub__tr { fill: none; stroke: var(--cu); stroke-width: 3; stroke-linejoin: round; transition: stroke .5s ease, filter .5s ease; }
.stub__via { fill: var(--cu); }
.pad { position: absolute; left: -20px; top: 1px; width: 18px; height: 18px; background: var(--gold); border-radius: 2px; box-shadow: 0 0 0 3px var(--mask), 0 0 0 4px rgba(241,240,230,.5); transition: box-shadow .5s ease, filter .5s ease; }
.ref { font: 600 .8rem/20px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--cu-b); margin: 0 0 14px 10px; }
.head h2 { font-weight: 800; font-size: clamp(1.9rem, 3.4vw, 3rem); line-height: 1.08; letter-spacing: -.015em; max-width: 20ch; text-wrap: balance; }
.sec.live .pad { box-shadow: 0 0 0 3px var(--mask), 0 0 0 4px var(--cu-b), 0 0 22px 6px rgba(236,184,115,.55); }
.sec.live .stub__tr { stroke: #f1c47f; filter: drop-shadow(0 0 4px rgba(255,210,140,.75)); }
.motion .sec:not(.live) .pad { filter: saturate(.4) brightness(.75); }

/* Bauteile (Schwerpunkt) */
.parts { --gap: clamp(20px, 3vw, 44px); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 56px var(--gap); }
.part { position: relative; padding: 26px 24px 26px; border: 1.5px solid rgba(241,240,230,.55); border-radius: 2px; background: rgba(6,40,26,.35); }
.part::before { /* Pin-1-Marke */ content: ""; position: absolute; left: 7px; top: 7px; width: 6px; height: 6px; border-radius: 50%; background: var(--silk); opacity: .8; }
.part:not(:nth-child(3n))::after { content: ""; position: absolute; top: 70px; left: 100%; width: var(--gap); height: 3px; margin-left: 1.5px; background: var(--cu); box-shadow: 0 10px 0 var(--cu-dim); }
.part__img { width: 120px; height: auto; margin: -4px 0 14px; overflow: visible; }
.part__img .pkg { fill: #1b1e1c; } .part__img .pkg--y { fill: #e1b93a; } .part__img .pkg--b { fill: #2453a0; } .part__img .pkg2 { fill: #2a2e2c; }
.part__img .leg path { stroke: #c9cbc4; stroke-width: 4; fill: none; }
.part__img .lz { fill: #c9cdc9; font: 600 12px var(--mono); letter-spacing: .08em; } .part__img .lz--d { fill: #3b2e08; } .part__img .lz--s { font-size: 8px; fill: #a9bde0; }
.part__img .dots circle { fill: #3b2e08; }
.part__img .pins rect { fill: #e6c27a; }
.part__img .knob { fill: #f2efe6; }
.part__ref { position: absolute; right: 18px; top: 18px; font: 600 .8rem/1 var(--mono); letter-spacing: .1em; color: var(--silk); opacity: .9; }
.part h3 { font-weight: 700; font-size: 1.28rem; line-height: 1.2; margin-bottom: 8px; hyphens: auto; }
.part p { color: var(--txt-2); font-size: 1rem; }

/* 14-Segment-Anzeigen */
.disp-row { display: grid; grid-template-columns: 1fr 1fr 1.6fr; gap: clamp(20px, 3vw, 44px); margin-top: clamp(70px, 8vw, 110px); }
.disp { position: relative; padding: 18px 0 0; }
.disp__ref { position: absolute; top: -6px; left: 0; font: 600 .74rem/1 var(--mono); letter-spacing: .12em; color: var(--silk); }
.disp__win { display: flex; align-items: center; min-height: 112px; padding: 18px 22px; background: linear-gradient(180deg, #160807, #0b0505); border-radius: 4px; box-shadow: 0 0 0 6px #1b1d1c, 0 0 0 7px rgba(241,240,230,.4), inset 0 2px 10px rgba(0,0,0,.8); overflow: hidden; }
.seg { font: 800 3.4rem/1 var(--mono); color: var(--led); text-shadow: 0 0 12px rgba(255,75,58,.6); letter-spacing: .04em; white-space: nowrap; }
.seg svg { display: block; height: 70px; width: auto; overflow: visible; }
.seg.is-svg { font-size: 0; text-shadow: none; }
.seg .on { stroke: var(--led); filter: drop-shadow(0 0 5px rgba(255,75,58,.85)); }
.seg .off { stroke: #ff4b3a; opacity: .09; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.disp__lbl { margin-top: 18px; font: 500 .9rem/1.45 var(--mono); color: var(--txt); letter-spacing: .02em; }

/* Beispielroute: Lötpads */
.route { margin: clamp(70px, 8vw, 110px) 0 0; padding: 30px clamp(18px, 3vw, 40px) 30px; border: 1.5px solid rgba(241,240,230,.55); border-radius: 2px; position: relative; background: rgba(6,40,26,.35); }
.route::before, .route::after { content: ""; position: absolute; width: 14px; height: 14px; border-radius: 50%; background: #e6c27a; box-shadow: 0 0 0 6px var(--mask), 0 0 0 7px rgba(241,240,230,.5); }
.route::before { right: 22px; top: 22px; } .route::after { right: 22px; bottom: 22px; }
.route__cap { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.route__tag { display: inline-block; background: var(--silk); color: var(--mask-dd); font: 700 .78rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; padding: 7px 10px; }
.route__codes { font: 600 1rem/1 var(--mono); letter-spacing: .16em; color: var(--cu-b); }
.route__svg { display: block; width: 100%; height: auto; margin: 18px 0 10px; overflow: visible; }
.route__svg--v { display: none; max-width: 320px; margin-inline: auto; }
.rt__cu { fill: none; stroke: var(--cu); stroke-width: 12; stroke-linejoin: round; stroke-linecap: round; }
.rt__ret { stroke-width: 8; opacity: .75; }
.rt__bot { fill: none; stroke: #7fa7d9; stroke-width: 10; stroke-dasharray: 2 14; stroke-linecap: round; }
.rt__vias circle { fill: var(--cu); stroke: #07150f; stroke-width: 4; }
.lp rect, .lp circle { fill: #e3bd73; stroke: #b88a3e; stroke-width: 3; }
.lp__hole circle { fill: #07150f; }
.lp__t text { fill: var(--silk); font: 700 26px var(--mono); letter-spacing: .1em; }
.lp__s text { fill: var(--silk); font: 500 13px var(--mono); letter-spacing: .14em; opacity: .85; }
.rt__e { fill: #fff6dc; filter: drop-shadow(0 0 6px #ffd48a); opacity: 0; }
.motion .rt__e { opacity: 1; }
.route__text { margin-top: 8px; font: 500 1rem/1.55 var(--mono); color: var(--txt); }
.route__note { margin-top: 6px; color: var(--txt-2); font-size: .95rem; }

/* ICs (Leistungen) */
.chips { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 74px clamp(22px, 3vw, 40px); padding-top: 14px; }
.chip { position: relative; }
.chip__ref { font: 600 .78rem/1 var(--mono); letter-spacing: .12em; color: var(--silk); margin: 0 0 22px 2px; }
.chip__body { position: relative; height: 100%; min-height: 220px; padding: 30px 26px 30px 40px; border-radius: 4px; color: #c4cbc7;
  background:
    radial-gradient(circle at 0 50%, var(--mask) 0 13px, transparent 13.5px),
    radial-gradient(circle at 22px calc(100% - 20px), #0a0b0b 0 5px, transparent 5.5px),
    linear-gradient(160deg, rgba(255,255,255,.05), transparent 40%),
    var(--epoxy);
  box-shadow: 0 14px 26px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.07);
  transition: transform .25s ease, box-shadow .25s ease;
}
.chip__body::before { /* Beinchen oben und unten */
  content: ""; position: absolute; left: 22px; right: 22px; top: -13px; bottom: -13px; z-index: -1;
  background:
    linear-gradient(90deg, transparent 7px, #8f6a33 7px, #f0d38e 12px, #b48641 17px, transparent 17px) top / 24px 15px space no-repeat,
    linear-gradient(90deg, transparent 7px, #8f6a33 7px, #f0d38e 12px, #b48641 17px, transparent 17px) bottom / 24px 15px space no-repeat;
}
.chip { isolation: isolate; }
.chip__pn { font: 500 .7rem/1 var(--mono); letter-spacing: .16em; color: #7d8681; margin-bottom: 14px; }
.chip h3 { font-weight: 800; font-size: 1.42rem; line-height: 1.15; color: #f2f1ea; margin-bottom: 10px; hyphens: auto; }
.chip__body p:last-of-type { font-size: .98rem; line-height: 1.55; }
.chip__led { position: absolute; right: 18px; top: 18px; width: 8px; height: 8px; border-radius: 50%; background: #3a2220; transition: background .2s, box-shadow .2s; }
.chip:hover .chip__body, .chip:focus-within .chip__body { transform: translateY(-3px); box-shadow: 0 20px 34px rgba(0,0,0,.45), 0 0 0 1px rgba(236,184,115,.6), inset 0 1px 0 rgba(255,255,255,.07); }
.chip:hover .chip__led { background: var(--ok); box-shadow: 0 0 10px 2px rgba(125,255,156,.8); }

/* Ablauf: Messpunkte */
.chain { position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 clamp(18px, 3vw, 40px); padding-top: 8px; }
.chain::before { content: ""; position: absolute; left: 22px; right: 0; top: 30px; height: 4px; background: var(--cu); border-radius: 2px; }
.chain::after { content: ""; position: absolute; right: -6px; top: 22px; width: 20px; height: 20px; border-radius: 50%; background: var(--cu); box-shadow: inset 0 0 0 6px #07150f; }
.chain li { position: relative; padding-top: 74px; }
.tp { position: absolute; left: 0; top: 0; display: block; width: 48px; height: 48px; font: 700 .74rem/1 var(--mono); letter-spacing: .12em; color: var(--silk); }
.tp__n { position: absolute; left: 58px; top: -6px; }
.tp::before { content: ""; display: block; width: 48px; height: 48px; border-radius: 50%; background: radial-gradient(circle, #07150f 0 9px, #e6c27a 9.5px 17px, var(--mask) 17.5px); box-shadow: 0 0 0 1.5px rgba(241,240,230,.65); }
.tp__led { position: absolute; left: 100px; top: -6px; width: 9px; height: 9px; border-radius: 2px; background: #2a1514; }
.tp { padding-right: 8px; background: transparent; }
.sec--steps.live .tp__led { background: var(--led); box-shadow: 0 0 10px 2px rgba(255,75,58,.75); }
.motion .sec--steps.live li:nth-child(2) .tp__led { transition-delay: .25s; }
.chain h3 { font-weight: 800; font-size: 1.35rem; margin-bottom: 8px; }
.chain p { color: var(--txt-2); font-size: 1rem; max-width: 30ch; }
.tp__led { transition: background .3s, box-shadow .3s; }
.chain li:nth-child(2) .tp__led { transition-delay: .2s; } .chain li:nth-child(3) .tp__led { transition-delay: .4s; } .chain li:nth-child(4) .tp__led { transition-delay: .6s; }

/* Über uns: Displaymodul */
.about { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(40px, 6vw, 96px); align-items: center; }
.lcd { position: relative; margin: 0; padding: 18px; background: #191b1a; border-radius: 10px; box-shadow: 0 0 0 1.5px #2c302e, 0 22px 40px rgba(0,0,0,.45); }
.lcd__ref { position: absolute; left: 0; top: -28px; font: 600 .78rem/1 var(--mono); letter-spacing: .12em; color: var(--silk); }
.lcd__frame { position: relative; border-radius: 3px; overflow: hidden; background: #000; }
.lcd__frame img { aspect-ratio: 1 / 1; object-fit: cover; width: 100%; filter: saturate(1.05) contrast(1.02); }
.lcd__frame::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, rgba(255,0,0,.05) 0 1px, rgba(0,255,0,.04) 1px 2px, rgba(0,0,255,.05) 2px 3px), linear-gradient(160deg, rgba(255,255,255,.12), transparent 35%); pointer-events: none; }
.lcd__fpc { position: absolute; left: 50%; bottom: -70px; width: 42%; height: 72px; transform: translateX(-50%); z-index: -1;
  background: repeating-linear-gradient(90deg, rgba(240,200,120,.85) 0 2px, transparent 2px 8px), linear-gradient(#c7843a, #a86a28); border-radius: 0 0 4px 4px; opacity: .92; }
.about__txt .head { margin-bottom: 26px; }
.about__p { font-size: 1.12rem; line-height: 1.65; max-width: 54ch; }
.hdr { position: relative; margin-top: 36px; padding: 20px 22px 18px; border: 1.5px solid rgba(241,240,230,.55); border-radius: 2px; max-width: 520px; }
.hdr__ref { position: absolute; top: -10px; left: 14px; padding: 0 8px; background: var(--mask); font: 600 .74rem/20px var(--mono); letter-spacing: .12em; color: var(--silk); }
.hdr li { display: flex; align-items: center; gap: 16px; padding: 9px 0; font-weight: 600; color: var(--silk); }
.hdr li + li { border-top: 1px dashed rgba(241,240,230,.18); }
.pin { width: 24px; height: 24px; border-radius: 50%; background: radial-gradient(circle, #07150f 0 5px, #e6c27a 5.5px); flex: none; }
.pin--sq { border-radius: 3px; }
.hdr__n { font: 600 .72rem/1 var(--mono); color: var(--cu-b); width: 1ch; }

/* Kontakt: Anschlüsse */
.io { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px clamp(18px, 3vw, 36px); }
.port { position: relative; display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 18px; align-items: center; padding: 20px 22px; text-decoration: none; background: var(--mask-d); border: 1.5px solid rgba(241,240,230,.5); border-radius: 3px; transition: border-color .2s, box-shadow .2s, transform .15s; }
.port__plug { grid-row: 1 / span 2; display: grid; grid-template-columns: repeat(2, 12px); gap: 6px; padding: 8px; background: #efe9d8; border-radius: 3px; box-shadow: inset 0 -3px 0 #c9c0a6; }
.port__plug span { width: 12px; height: 12px; background: var(--gold); border-radius: 1px; box-shadow: inset 0 0 0 2px #8a6a30; }
.port--mail .port__plug { background: #2b2f2d; box-shadow: inset 0 -3px 0 #121413; }
.port--ig .port__plug { background: #c22f2a; box-shadow: inset 0 -3px 0 #8e1f1b; }
.port__lbl { font: 600 .72rem/1.2 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--cu-b); }
.port__val { font: 700 1.08rem/1.3 var(--sans); color: var(--silk); overflow-wrap: anywhere; }
.port:hover, .port:focus-visible { border-color: var(--cu-b); box-shadow: 0 0 0 1px var(--cu-b), 0 0 26px rgba(236,184,115,.25); transform: translateY(-2px); }
.blk { position: relative; padding: 28px 26px 24px; border: 1.5px solid rgba(241,240,230,.35); border-radius: 2px; }
.blk--addr { grid-column: span 2; }
.blk__ref { display: flex; align-items: center; gap: 10px; font: 600 .72rem/1 var(--mono); letter-spacing: .12em; color: var(--cu-b); margin-bottom: 16px; }
.blk h3 { font: 600 .82rem/1.2 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--txt-2); margin-bottom: 10px; }
.blk__big { font-weight: 700; font-size: clamp(1.25rem, 1.8vw, 1.6rem); line-height: 1.35; color: var(--silk); }
.blk__small { margin-top: 10px; color: var(--txt-2); font-size: .98rem; }

/* ---------- Fuß: Steckerleiste ---------- */
.foot { margin-top: clamp(90px, 10vw, 140px); background: var(--mask-d); border-top: 1px solid rgba(241,240,230,.12); position: relative; }
.foot__in { max-width: var(--wrap); margin: 0 auto; padding: 46px var(--gut) 36px; display: flex; align-items: center; gap: 30px; flex-wrap: wrap; }
.foot__silk { display: flex; flex-direction: column; gap: 4px; font: 500 .8rem/1.5 var(--mono); letter-spacing: .06em; color: var(--txt); }
.foot__silk span:last-child { color: var(--txt-2); }
.fingers { position: relative; display: flex; flex-wrap: wrap; justify-content: center; align-items: flex-end; gap: 10px; padding: 0 var(--gut) 0; min-height: 66px;
  background:
    repeating-linear-gradient(90deg, transparent 0 4px, rgba(236,190,110,.55) 4px 16px, transparent 16px 20px) bottom / 100% 34px no-repeat,
    linear-gradient(var(--mask-dd), var(--mask-dd)) bottom / 100% 44px no-repeat;
}
.fingers a { position: relative; display: inline-flex; align-items: center; justify-content: center; min-width: 150px; min-height: 46px; padding: 10px 18px 12px; background: var(--gold); color: #24190a; text-decoration: none; font: 700 .82rem/1.1 var(--mono); letter-spacing: .08em; text-transform: uppercase; border-radius: 3px 3px 0 0; box-shadow: 0 0 0 4px var(--mask-dd); }
.fingers a:hover, .fingers a:focus-visible { background: linear-gradient(180deg, #fff1c4, #ecc679 60%, #c99848); outline-offset: -6px; outline-color: #24190a; }

/* ---------- Rechtsseiten: Datenblatt ---------- */
.legal { max-width: 1040px; margin: 0 auto; padding: clamp(50px, 7vw, 90px) var(--gut) 0; }
.back { display: inline-flex; align-items: center; gap: 10px; font: 600 .85rem/1 var(--mono); letter-spacing: .06em; color: var(--cu-b); text-decoration: none; padding: 10px 0; }
.back:hover { color: var(--silk); }
.sheet { position: relative; margin-top: 26px; background: #f6f4ec; color: #1d211f; border-radius: 2px; box-shadow: 0 30px 60px rgba(0,0,0,.4); }
.sheet__bar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 20px; padding: 14px clamp(20px, 5vw, 64px); background: #1b1f1d; color: #e8e6dc; font: 600 .74rem/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.sheet__bar span:last-child { color: var(--cu-b); }
.sheet__head { padding: clamp(28px, 5vw, 56px) clamp(20px, 5vw, 64px) 26px; border-bottom: 2px solid #1d211f; display: flex; justify-content: space-between; gap: 30px; align-items: end; }
.sheet__head .kick { font: 600 .8rem/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: #8a5a1c; margin-bottom: 12px; }
.sheet__head h1 { color: #141716; font-size: clamp(1.9rem, 4vw, 3.1rem); max-width: 20ch; hyphens: auto; }
.sheet__pin { flex: none; width: 92px; height: 88px; padding: 0 10px; background:
  linear-gradient(#1b1f1d, #1b1f1d) center / 100% 70px no-repeat border-box,
  linear-gradient(90deg, #8f6a33, #f0d38e 45%, #b48641) top / 8px 10px space no-repeat content-box,
  linear-gradient(90deg, #8f6a33, #f0d38e 45%, #b48641) bottom / 8px 10px space no-repeat content-box; border-radius: 3px; }
.sheet__head > div { min-width: 0; }
.legal-body { padding: clamp(24px, 4vw, 44px) clamp(20px, 5vw, 64px) clamp(40px, 6vw, 70px); max-width: calc(70ch + 128px); font-size: 1.05rem; line-height: 1.68; }
.legal-body h2 { color: #141716; font-weight: 800; font-size: 1.22rem; line-height: 1.3; margin: 2.1em 0 .6em; padding-top: 14px; border-top: 1px solid #cfccbf; position: relative; }
.legal-body h2::before { content: ""; display: inline-block; width: 10px; height: 10px; margin-right: 12px; background: #c9973f; border-radius: 1px; vertical-align: 2px; }
.legal-body h2:first-child, .legal-body .legal-note + h2 { margin-top: .4em; }
.legal-body p { margin: 0 0 1em; }
.legal-body ul { margin: 0 0 1.1em; padding-left: 0; }
.legal-body li { position: relative; padding-left: 26px; margin-bottom: .4em; }
.legal-body li::before { content: ""; position: absolute; left: 4px; top: .6em; width: 9px; height: 9px; border-radius: 50%; border: 2px solid #9d6d26; }
.legal-body a { color: #0b5a3a; text-decoration-thickness: 1.5px; text-underline-offset: 3px; overflow-wrap: anywhere; }
.legal-body a:hover { color: #8a5a1c; }
.legal-note { padding: 14px 18px; background: #e8ecdf; border-left: 4px solid #0d4d32; font: 500 .92rem/1.55 var(--mono); }
.legal-address { padding: 16px 20px; border: 1.5px dashed #8b8a80; font: 500 .95rem/1.6 var(--mono); }
.legal ~ .foot { margin-top: clamp(70px, 8vw, 110px); }

/* ---------- responsiv ---------- */
@media (max-width: 1180px) {
  .nav__list a { padding: 9px 8px; }
  .nav__ref { display: none; }
  .tel__tp { display: none; }
  .hero__geo { display: none; }
}
@media (max-width: 1100px) {
  .board { padding-left: calc(var(--gut) + 92px); }
  .bus { left: calc(var(--gut) + 0px); }
  .stub { left: -122px; }
  .parts, .chips { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .part::after { display: none; }
  .disp-row { grid-template-columns: 1fr 1fr; }
  .disp--wide { grid-column: 1 / -1; }
  .chain { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 50px; }
  .chain::before, .chain::after { display: none; }
  .tp::after { content: ""; position: absolute; left: 48px; width: 200px; top: 22px; height: 4px; background: var(--cu); z-index: -1; display: none; }
  .io { grid-template-columns: 1fr 1fr; }
  .blk--addr { grid-column: auto; }
}
@media (max-width: 980px) {
  .top__in { flex-wrap: wrap; gap: 14px; }
  .menu { display: inline-flex; align-items: center; gap: 12px; margin-left: auto; min-height: 48px; padding: 6px 16px 6px 8px; background: #1b1d1c; color: var(--silk); border: 0; border-radius: 4px; font: 600 .8rem/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; cursor: pointer; box-shadow: 0 0 0 1px rgba(241,240,230,.35), 0 3px 0 #050806; }
  .menu__sw { width: 34px; height: 34px; border-radius: 4px; background: radial-gradient(circle, #3a3f3c 0 9px, #262a28 9.5px 11px, #1b1d1c 11.5px); box-shadow: inset 0 0 0 2px #2f3431; position: relative; }
  .menu__sw::after { content: ""; position: absolute; left: 4px; top: 4px; width: 5px; height: 5px; border-radius: 50%; background: #3a2220; }
  .menu[aria-expanded="true"] .menu__sw::after { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
  .menu:active { transform: translateY(2px); box-shadow: 0 0 0 1px rgba(241,240,230,.35), 0 1px 0 #050806; }
  .js .nav { display: none; }
  .nav { flex-basis: 100%; flex-direction: column; align-items: stretch; gap: 14px; padding: 8px 0 14px; }
  .js .top.open .nav { display: flex; }
  .nav__list { flex-direction: column; margin: 0; gap: 2px; }
  .nav__list a { display: flex; padding: 14px 10px; font-size: .92rem; border: 1px solid rgba(241,240,230,.16); }
  .nav__ref { display: inline; }
  .nav__end { justify-content: space-between; padding: 6px 2px 0; }
  .tel__tp { display: inline-grid; }
  .fan--l, .fan--r { display: none; }
}
@media (max-width: 720px) {
  body { font-size: 1rem; }
  .hero__silk { font-size: .6rem; letter-spacing: .1em; top: 14px; }
  .mhole { display: none; }
  .stage { padding: 64px 0 104px; }
  .u1__die { padding: 26px 20px 28px; }
  .u1__die::before { inset: -8px; }
  .u1__etch { display: none; }
  .u1__mark { padding-left: 22px; }
  .u1__mark { justify-content: flex-start; gap: 12px; font-size: .62rem; margin-bottom: 18px; flex-wrap: wrap; }
  .kicker { font-size: .74rem; }
  h1 { font-size: clamp(2rem, 9.4vw, 2.6rem); }
  .ctas { flex-direction: column; align-items: stretch; gap: 26px; margin-top: 34px; }
  .btn { justify-content: space-between; }
  .hero__led { white-space: normal; top: auto; bottom: 30px; left: var(--gut); right: auto; max-width: calc(100% - 32px); font-size: .68rem; background: var(--mask); padding: 4px 8px; }
  .board { padding-left: calc(var(--gut) + 22px); }
  .bus { left: 6px; width: 3px; background: var(--cu); }
  .bus::before { display: none; }
  .bus__spark { left: 0; }
  .stub { display: none; }
  .pad { left: -26px; width: 14px; height: 14px; top: 3px; }
  .pad::before { content: ""; position: absolute; right: 100%; top: 5px; width: 12px; height: 3px; background: var(--cu); }
  .ref { margin-left: 0; }
  .head { display: block; }
  .head__intro { margin-top: 18px; }
  .parts, .chips, .io, .disp-row, .chain { grid-template-columns: 1fr; }
  .chips { row-gap: 64px; }
  .chip__body { min-height: 0; }
  .hero__silk, .fan--b { display: none; }
  .stage { padding-bottom: 96px; }
  .disp--wide { grid-column: auto; }
  .seg svg { height: 54px; }
  .route { padding: 24px 16px; }
  .route__svg--h { display: none; } .route__svg--v { display: block; }
  .about { grid-template-columns: 1fr; gap: 90px; }
  .lcd__fpc { bottom: -54px; height: 56px; }
  .chain li { padding-top: 66px; }
  .fingers { gap: 8px; padding: 0 12px; }
  .fingers a { min-width: 0; flex: 1 1 40%; font-size: .74rem; padding-inline: 8px; }
  .sheet__pin { display: none; }
}
@media (max-width: 420px) {
  .label-logo__txt { display: none; }
}
@media (prefers-reduced-motion: no-preference) {
  .btn, .chip__body, .port { will-change: transform; }
}