/* Bättig Montagen – Entwurf von Seetalwebsites, 26.09.2026
   Stimmung: gut sortierte Werkzeugwand. Anthrazit, Signalgelb, Betongrau. */
:root {
  --anthrazit: #1e2124;
  --nacht: #141618;
  --gelb: #ffc629;
  --gelb-dunkel: #8a6400;
  --beton: #c9c7c1;
  --weiss: #fafaf8;
  --papier: #f1efea;
  --stahl: #3a5a78;
  --text: #1e2124;
  --grau: #585c61;
  --linie: #dcd9d2;
  --titel: "Oswald", "Arial Narrow", sans-serif;
  --schrift: "Work Sans", system-ui, sans-serif;
  --breite: 1160px;
  --rand: clamp(20px, 5vw, 48px);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--schrift); font-size: 18px; line-height: 1.6; color: var(--text); background: var(--weiss); }
img { display: block; max-width: 100%; }
h1, h2, h3 { font-family: var(--titel); font-weight: 600; line-height: 1.08; margin: 0; letter-spacing: .01em; }
h2 { font-size: clamp(34px, 5.2vw, 56px); text-transform: uppercase; }
h3 { font-size: 23px; font-weight: 500; text-transform: uppercase; letter-spacing: .03em; }
p { margin: 0; }
a { color: inherit; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--gelb); padding: 8px 14px; z-index: 50; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--gelb); outline-offset: 3px; }

.oberzeile { font-family: var(--titel); font-size: 15px; font-weight: 500; letter-spacing: .18em; text-transform: uppercase; color: var(--gelb); margin-bottom: 14px; }
.oberzeile.dunkel { color: var(--gelb-dunkel); }
.tag { font-style: normal; font-size: 11px; letter-spacing: .08em; background: var(--anthrazit); color: var(--gelb); padding: 3px 7px; border-radius: 3px; margin-left: 6px; vertical-align: 2px; }

/* Knöpfe */
.knopf { display: inline-flex; align-items: center; gap: 10px; background: var(--gelb); color: var(--anthrazit); font-weight: 600; text-decoration: none; padding: 15px 24px; border-radius: 6px; border: 2px solid var(--gelb); font-size: 17px; cursor: pointer; font-family: var(--schrift); transition: transform .2s, background .2s; }
.knopf:hover { transform: translateY(-2px); }
.knopf-rand { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
.knopf-rand:hover { border-color: #fff; }
.knopf-dunkel { background: var(--anthrazit); color: var(--gelb); border-color: var(--anthrazit); }
.knopf-klein { padding: 9px 16px; font-size: 15px; }

/* Kopf */
.kopf { position: fixed; inset: 0 0 auto; z-index: 20; display: flex; align-items: center; justify-content: space-between; padding: 14px var(--rand); color: #fff; transition: background .3s, box-shadow .3s; }
.kopf.gescrollt { background: rgba(20, 22, 24, .94); box-shadow: 0 1px 0 rgba(255,255,255,.08); backdrop-filter: blur(8px); }
.marke { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.marke-zeichen { width: 34px; height: 34px; }
.marke-zeichen rect { fill: var(--gelb); }
.marke-zeichen .vial { fill: #d9f27a; }
.marke-zeichen .blase { fill: #fff; }
.marke-text { font-family: var(--titel); font-size: 21px; font-weight: 500; letter-spacing: .06em; text-transform: uppercase; }
.marke-text b { font-weight: 600; color: var(--gelb); }
.nav { display: flex; align-items: center; gap: 26px; font-size: 16px; }
.nav a:not(.knopf) { text-decoration: none; opacity: .9; }
.nav a:not(.knopf):hover { opacity: 1; text-decoration: underline; text-underline-offset: 6px; text-decoration-color: var(--gelb); }

/* Einstieg */
.einstieg { position: relative; min-height: 100svh; display: flex; align-items: flex-end; color: #fff; background: var(--nacht); overflow: hidden; }
.einstieg-bild { position: absolute; inset: 0; }
.einstieg-bild img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 35%; transform: scale(1.06); animation: rein 2.4s cubic-bezier(.2,.7,.2,1) forwards; }
.einstieg-bild::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20,22,24,.55) 0%, rgba(20,22,24,.55) 35%, rgba(20,22,24,.93) 78%, var(--nacht) 100%); }
@keyframes rein { to { transform: scale(1); } }
.einstieg-inhalt { position: relative; width: 100%; max-width: var(--breite); margin: 0 auto; padding: 120px var(--rand) clamp(40px, 8vh, 80px); }
.neu { display: inline-flex; align-items: center; gap: 9px; font-size: 14px; font-weight: 500; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22); padding: 6px 13px; border-radius: 999px; margin-bottom: 22px; }
.punkt { width: 8px; height: 8px; border-radius: 50%; background: var(--gelb); box-shadow: 0 0 0 4px rgba(255,198,41,.25); }
.einstieg h1 { font-size: clamp(50px, 11vw, 112px); text-transform: uppercase; letter-spacing: .005em; }
.einstieg h1 span { color: var(--gelb); }
.einstieg-text { font-size: clamp(18px, 2.2vw, 21px); max-width: 34em; margin: 22px 0 30px; color: rgba(255,255,255,.9); }
.knoepfe { display: flex; flex-wrap: wrap; gap: 12px; }

/* Wasserwaage: fährt rein, die Blase pendelt sich in der Mitte ein */
.waage { margin-top: 22px; width: min(260px, 70%); }
.waage-koerper { height: 16px; background: var(--gelb); border-radius: 4px; position: relative; transform-origin: left; transform: scaleX(0); animation: waage 1s .5s cubic-bezier(.3,.8,.2,1) forwards; box-shadow: inset 0 -3px 0 rgba(0,0,0,.18); }
.waage-vial { position: absolute; left: 50%; top: 3px; width: 56px; height: 10px; margin-left: -28px; background: #d9f27a; border-radius: 6px; overflow: hidden; box-shadow: inset 0 0 0 1px rgba(0,0,0,.25); }
.waage-vial::before, .waage-vial::after { content: ""; position: absolute; top: 0; bottom: 0; width: 1px; background: rgba(0,0,0,.45); }
.waage-vial::before { left: 19px; } .waage-vial::after { right: 19px; }
.waage-blase { position: absolute; top: 2px; left: 50%; width: 14px; height: 6px; margin-left: -7px; border-radius: 4px; background: rgba(255,255,255,.95); transform: translateX(22px); animation: blase 1.9s 1.2s cubic-bezier(.3,.9,.3,1) forwards; }
@keyframes waage { to { transform: scaleX(1); } }
@keyframes blase { 0% { transform: translateX(22px); } 35% { transform: translateX(-9px); } 60% { transform: translateX(5px); } 80% { transform: translateX(-2px); } 100% { transform: translateX(0); } }

/* Fakten */
.fakten { background: var(--nacht); color: #fff; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; max-width: none; padding: 0 var(--rand) 8px; }
.fakt { max-width: var(--breite); padding: 22px 0 24px; border-top: 3px solid var(--gelb); margin-right: 24px; display: flex; flex-direction: column; }
.fakt b { font-family: var(--titel); font-weight: 500; font-size: 19px; text-transform: uppercase; letter-spacing: .05em; }
.fakt span { color: rgba(255,255,255,.72); font-size: 16px; }

/* Leistungen */
.leistungen { max-width: var(--breite); margin: 0 auto; padding: clamp(70px, 10vw, 120px) var(--rand); }
.kopfzeile { margin-bottom: 40px; }
.hinweis { color: var(--grau); font-size: 15px; margin-top: 10px; }
.karten { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.karte { position: relative; background: #fff; border: 1px solid var(--linie); border-radius: 8px; padding: 30px 28px 28px; transition: transform .25s, box-shadow .25s, border-color .25s; }
.karte:hover { transform: translateY(-3px); box-shadow: 0 14px 30px -18px rgba(0,0,0,.35); border-color: var(--beton); }
.karte h3 { margin: 16px 0 8px; }
.karte p { color: var(--grau); font-size: 17px; }
.symbol { width: 52px; height: 52px; fill: none; stroke: var(--anthrazit); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; background: var(--gelb); border-radius: 8px; padding: 8px; }
/* Vier Schrauben pro Karte – sie werden beim Erscheinen „festgedreht“ */
.schraube { position: absolute; width: 11px; height: 11px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #e9e7e2, #9c9a95); box-shadow: inset 0 0 0 1px rgba(0,0,0,.18); }
.schraube::after { content: ""; position: absolute; left: 2px; right: 2px; top: 5px; height: 1.4px; background: rgba(0,0,0,.55); }
.s1 { top: 10px; left: 10px; } .s2 { top: 10px; right: 10px; } .s3 { bottom: 10px; left: 10px; } .s4 { bottom: 10px; right: 10px; }
.zeige { opacity: 0; transform: translateY(24px); transition: opacity .6s, transform .6s cubic-bezier(.2,.7,.2,1); }
.zeige.sichtbar { opacity: 1; transform: none; }
.zeige .schraube { transform: rotate(-200deg); transition: transform .9s .35s cubic-bezier(.3,.8,.2,1); }
.zeige.sichtbar .schraube { transform: rotate(0); }
.bildreihe { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 12px; margin-top: 40px; }
.bildreihe figure { margin: 0; position: relative; border-radius: 8px; overflow: hidden; aspect-ratio: 4 / 3; }
.bildreihe img { width: 100%; height: 100%; object-fit: cover; }
.bildreihe figcaption { position: absolute; left: 10px; bottom: 10px; font-size: 12px; background: rgba(0,0,0,.6); color: #fff; padding: 2px 8px; border-radius: 3px; }

/* Ablauf mit Massband */
.ablauf { background: var(--anthrazit); color: #fff; display: grid; grid-template-columns: 1fr 1.1fr; }
.ablauf-bild { position: relative; min-height: 420px; }
.ablauf-bild img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: saturate(.85); }
.ablauf-inhalt { padding: clamp(60px, 9vw, 110px) var(--rand); }
.ablauf h2 { margin-bottom: 34px; }
.schritte { list-style: none; margin: 0; padding: 0 0 0 64px; position: relative; }
.band { position: absolute; left: 0; top: 4px; bottom: 4px; width: 34px; border-radius: 3px; background: rgba(255,255,255,.08); overflow: hidden; }
.band-fill { position: absolute; inset: 0; background-color: var(--gelb); background-image:
  repeating-linear-gradient(180deg, transparent 0 9px, rgba(0,0,0,.55) 9px 10.5px),
  repeating-linear-gradient(180deg, transparent 0 49px, rgba(0,0,0,.8) 49px 51px);
  background-size: 12px 100%, 22px 100%; background-repeat: repeat-y; background-position: left top, left top;
  transform-origin: top; transform: scaleY(var(--band, 0)); }
.schritt { position: relative; padding-bottom: 26px; }
.schritt:last-child { padding-bottom: 0; }
.cm { position: absolute; left: -58px; top: 2px; font-family: var(--titel); font-size: 13px; color: var(--anthrazit); background: var(--gelb); padding: 0 4px; border-radius: 2px; line-height: 1.5; }
.schritt h3 { font-size: 21px; margin-bottom: 4px; }
.schritt p { color: rgba(255,255,255,.75); font-size: 17px; }

/* Für Firmen */
.firmen { background: var(--gelb); }
.firmen-inhalt { max-width: var(--breite); margin: 0 auto; padding: clamp(56px, 8vw, 90px) var(--rand); }
.firmen .oberzeile { color: var(--anthrazit); }
.firmen h2 { font-size: clamp(30px, 4.4vw, 46px); max-width: 16em; }
.firmen p:not(.oberzeile) { font-size: 19px; max-width: 34em; margin: 14px 0 26px; }

/* Einsatzgebiet */
.gebiet { position: relative; color: #fff; overflow: hidden; }
.gebiet-bild { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.gebiet::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(20,22,24,.88), rgba(20,22,24,.45)); }
.gebiet-inhalt { position: relative; z-index: 1; max-width: var(--breite); margin: 0 auto; padding: clamp(80px, 12vw, 140px) var(--rand); }
.orte { list-style: none; padding: 0; margin: 26px 0 0; display: flex; flex-wrap: wrap; gap: 10px; max-width: 640px; }
.orte li { border: 1px solid rgba(255,255,255,.45); border-radius: 999px; padding: 6px 15px; font-size: 16px; background: rgba(0,0,0,.2); }
.orte li:first-child { background: var(--gelb); color: var(--anthrazit); border-color: var(--gelb); font-weight: 600; }

/* Über mich */
.ueber { max-width: var(--breite); margin: 0 auto; padding: clamp(70px, 10vw, 120px) var(--rand); display: grid; grid-template-columns: 280px 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.portraet { aspect-ratio: 4 / 5; border-radius: 8px; background: var(--papier); border: 2px dashed var(--beton); display: grid; place-items: center; align-content: center; gap: 8px; color: var(--grau); font-size: 15px; }
.portraet svg { width: 80px; fill: none; stroke: var(--beton); stroke-width: 3; }
.rolle { color: var(--grau); margin: 6px 0 18px; }
.platzhalter { font-style: italic; color: var(--grau); background: var(--papier); border-left: 4px solid var(--gelb); padding: 16px 20px; border-radius: 0 6px 6px 0; max-width: 36em; }

/* Kontakt */
.kontakt { background: var(--anthrazit); color: #fff; display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(30px, 6vw, 80px); padding: clamp(70px, 10vw, 120px) max(var(--rand), calc((100% - var(--breite)) / 2 + var(--rand))); }
.kontakt-info > p:not(.oberzeile) { color: rgba(255,255,255,.8); margin: 16px 0 28px; }
.daten { margin: 0; display: grid; gap: 14px; }
.daten div { display: grid; grid-template-columns: 90px 1fr; gap: 12px; border-top: 1px solid rgba(255,255,255,.14); padding-top: 12px; }
.daten dt { color: rgba(255,255,255,.6); font-size: 15px; }
.daten dd { margin: 0; }
.folgt { color: var(--gelb); font-style: italic; }
.formular { background: #fff; color: var(--text); border-radius: 10px; padding: clamp(22px, 4vw, 34px); display: grid; gap: 16px; }
.formular fieldset { border: 0; padding: 0; margin: 0; }
.formular legend, .feld span { font-weight: 600; font-size: 15px; margin-bottom: 8px; display: block; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label { cursor: pointer; }
.chips input { position: absolute; opacity: 0; }
.chips span { display: inline-block; border: 1.5px solid var(--linie); border-radius: 999px; padding: 7px 15px; font-size: 16px; transition: background .2s, border-color .2s; }
.chips input:checked + span { background: var(--gelb); border-color: var(--gelb); font-weight: 600; }
.chips input:focus-visible + span { outline: 3px solid var(--stahl); outline-offset: 2px; }
.reihe { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.feld input, .feld textarea { width: 100%; font: inherit; font-size: 17px; border: 1.5px solid var(--linie); border-radius: 6px; padding: 11px 13px; background: var(--weiss); color: var(--text); }
.feld input:focus, .feld textarea:focus { border-color: var(--anthrazit); outline: none; box-shadow: 0 0 0 3px rgba(255,198,41,.5); }
.formular .knopf { justify-self: start; }
.danke { color: #2d6a3a; font-weight: 600; }

/* Fuss */
.fuss { background: var(--nacht); color: rgba(255,255,255,.75); text-align: center; padding: 34px var(--rand) 100px; font-size: 15px; }
.entwurf { margin-top: 8px; font-size: 13px; color: rgba(255,255,255,.5); }

/* Schwebender Knopf (Handy) */
.schwebend { position: fixed; right: 16px; bottom: 16px; z-index: 30; background: var(--gelb); color: var(--anthrazit); font-weight: 600; text-decoration: none; padding: 14px 22px; border-radius: 999px; box-shadow: 0 10px 24px -8px rgba(0,0,0,.5); transform: translateY(120px); transition: transform .35s cubic-bezier(.2,.7,.2,1); }
.schwebend.da { transform: none; }

@media (max-width: 900px) {
  .nav a:not(.knopf) { display: none; }
  .fakten { grid-template-columns: 1fr; padding-bottom: 20px; }
  .fakt { margin-right: 0; padding: 16px 0; border-top-width: 2px; }
  .karten { grid-template-columns: 1fr 1fr; }
  .ablauf { grid-template-columns: 1fr; }
  .ablauf-bild { min-height: 240px; }
  .ueber { grid-template-columns: 1fr; }
  .portraet { max-width: 220px; }
  .kontakt { grid-template-columns: 1fr; }
  .bildreihe { grid-template-columns: 1fr 1fr; }
  .bildreihe figure:first-child { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  body { font-size: 17px; }
  .marke-text { font-size: 18px; }
  .karten { grid-template-columns: 1fr; }
  .reihe { grid-template-columns: 1fr; }
  .knoepfe .knopf { flex: 1 1 100%; justify-content: center; }
}
@media (min-width: 901px) { .schwebend { display: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .einstieg-bild img { transform: none; }
  .waage-koerper { transform: none; }
  .waage-blase { transform: none; }
  .zeige { opacity: 1; transform: none; }
  .zeige .schraube { transform: none; }
  .band-fill { transform: none; }
}