/* Henning Sicherheitsdienst – Entwurf von Seetalwebsites, 26.09.2026
   Stimmung: Nachtschicht. Tiefes Nachtblau, ein warmes Signallicht, Grün für „alles in Ordnung“. */
:root {
  --nacht: #0c1117;
  --tief: #111a24;
  --flaeche: #141e2a;
  --linie: #253345;
  --text: #e9eef3;
  --grau: #a3b0bf;
  --amber: #ffb020;
  --gruen: #3ddc97;
  --titel: "Barlow Semi Condensed", "Arial Narrow", sans-serif;
  --schrift: "Barlow", 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(--nacht); }
h1, h2, h3 { font-family: var(--titel); font-weight: 700; line-height: 1.05; margin: 0; }
h2 { font-size: clamp(34px, 5vw, 54px); }
h3 { font-size: 23px; font-weight: 600; }
p { margin: 0; }
a { color: inherit; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--amber); color: var(--nacht); padding: 8px 14px; z-index: 50; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; }
.oberzeile { font-family: var(--titel); font-weight: 600; font-size: 15px; letter-spacing: .2em; text-transform: uppercase; color: var(--amber); margin-bottom: 14px; }

.knopf { display: inline-flex; align-items: center; gap: 10px; background: var(--amber); color: var(--nacht); font-weight: 600; text-decoration: none; padding: 15px 24px; border-radius: 8px; border: 2px solid var(--amber); font-size: 17px; font-family: var(--schrift); cursor: pointer; transition: transform .2s, box-shadow .2s; }
.knopf:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -10px rgba(255,176,32,.6); }
.knopf-rand { background: transparent; color: var(--text); border-color: var(--linie); }
.knopf-rand:hover { border-color: var(--grau); box-shadow: none; }
.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); transition: background .3s, box-shadow .3s; }
.kopf.gescrollt { background: rgba(12,17,23,.92); box-shadow: 0 1px 0 var(--linie); backdrop-filter: blur(10px); }
.marke { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.schild { width: 30px; height: 34px; }
.schild path:first-child { fill: none; stroke: var(--amber); stroke-width: 2.4; stroke-linejoin: round; }
.schild .haken { fill: none; stroke: var(--gruen); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 20; stroke-dashoffset: 20; animation: haken .8s .6s ease-out forwards; }
@keyframes haken { to { stroke-dashoffset: 0; } }
.marke-text { display: flex; flex-direction: column; line-height: 1; }
.marke-text b { font-family: var(--titel); font-size: 22px; letter-spacing: .04em; text-transform: uppercase; }
.marke-text small { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--grau); margin-top: 3px; }
.nav { display: flex; align-items: center; gap: 26px; font-size: 16px; }
.nav a:not(.knopf) { text-decoration: none; color: var(--grau); }
.nav a:not(.knopf):hover { color: var(--text); }

/* Einstieg */
.einstieg { max-width: var(--breite); margin: 0 auto; padding: 130px var(--rand) 70px; display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(30px, 5vw, 70px); align-items: center; min-height: 92svh; position: relative; }
.einstieg::before { content: ""; position: absolute; inset: -10% -30% auto auto; width: 70%; height: 80%; background: radial-gradient(closest-side, rgba(255,176,32,.12), transparent); pointer-events: none; }
.neu { display: inline-flex; align-items: center; gap: 9px; font-size: 14px; font-weight: 500; border: 1px solid var(--linie); background: var(--flaeche); padding: 6px 13px; border-radius: 999px; margin-bottom: 22px; }
.punkt { width: 8px; height: 8px; border-radius: 50%; background: var(--gruen); box-shadow: 0 0 0 4px rgba(61,220,151,.2); }
.einstieg h1 { font-size: clamp(50px, 8.4vw, 96px); letter-spacing: -.005em; }
.einstieg h1 span { color: var(--amber); }
.lead { font-size: clamp(18px, 2.1vw, 21px); color: var(--grau); max-width: 30em; margin: 22px 0 30px; }
.knoepfe { display: flex; flex-wrap: wrap; gap: 12px; }

.plan { margin: 0; position: relative; }
.plan svg { width: 100%; height: auto; display: block; border-radius: 14px; box-shadow: 0 0 0 1px var(--linie), 0 30px 60px -30px rgba(0,0,0,.8); }
.bau rect { fill: #172231; stroke: #2a3a4e; stroke-width: 1.2; }
.beschrift text { fill: #50627a; font: 600 11px var(--schrift); text-anchor: middle; letter-spacing: .08em; text-transform: uppercase; }
.zaun { fill: none; stroke: #2e3f55; stroke-width: 1.5; stroke-dasharray: 3 6; }
.route-spur { fill: none; stroke: #33445a; stroke-width: 2; stroke-dasharray: .01 .012; }
.route { fill: none; stroke: var(--amber); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: var(--offen, 1); }
.kp .kern { fill: #0f1620; stroke: #5b6d84; stroke-width: 2; transition: fill .3s, stroke .3s; }
.kp .halo { fill: var(--gruen); opacity: 0; transform-box: fill-box; transform-origin: center; }
.kp text { fill: #7d8da1; font: 600 11px var(--schrift); letter-spacing: .04em; transition: fill .3s; }
.kp.ok .kern { fill: var(--gruen); stroke: var(--gruen); }
.kp.ok text { fill: var(--text); }
.kp.ok .halo { animation: puls 1.1s ease-out; }
@keyframes puls { from { opacity: .55; transform: scale(.4); } to { opacity: 0; transform: scale(1.6); } }
.plan figcaption { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; font-size: 15px; color: var(--grau); }
.status { display: inline-flex; align-items: center; gap: 8px; }
.led { width: 9px; height: 9px; border-radius: 50%; background: var(--gruen); animation: led 1.6s ease-in-out infinite; }
@keyframes led { 50% { opacity: .35; } }
.zaehler b { color: var(--text); font-variant-numeric: tabular-nums; }
.plan-hinweis { position: absolute; top: 10px; right: 12px; font-size: 11px; color: #6e7f94; background: rgba(12,17,23,.8); padding: 2px 8px; border-radius: 3px; }

/* Leiste */
.leiste { max-width: var(--breite); margin: 0 auto; padding: 0 var(--rand) 30px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.leiste div { border-top: 2px solid var(--amber); padding-top: 16px; display: flex; flex-direction: column; }
.leiste b { font-family: var(--titel); font-size: 20px; font-weight: 600; }
.leiste span { color: var(--grau); 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(4, 1fr); gap: 16px; }
.karte { background: var(--flaeche); border: 1px solid var(--linie); border-radius: 12px; padding: 28px 24px; transition: border-color .25s, transform .25s; }
.karte:hover { border-color: rgba(255,176,32,.6); transform: translateY(-3px); }
.karte h3 { margin: 18px 0 8px; }
.karte p { color: var(--grau); font-size: 17px; }
.ikon { width: 50px; height: 50px; fill: none; stroke: var(--amber); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; padding: 9px; border-radius: 50%; background: rgba(255,176,32,.1); box-shadow: inset 0 0 0 1px rgba(255,176,32,.35); }

.zeige { opacity: 0; transform: translateY(22px); transition: opacity .6s, transform .6s cubic-bezier(.2,.7,.2,1); }
.zeige.sichtbar { opacity: 1; transform: none; }

/* Für wen */
.fuerwen { background: var(--tief); border-block: 1px solid var(--linie); }
.fuerwen-inhalt { max-width: var(--breite); margin: 0 auto; padding: clamp(70px, 10vw, 110px) var(--rand); }
.fuerwen h2 { max-width: 16em; }
.gruppen { list-style: none; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.gruppen li { display: grid; grid-template-columns: 26px 1fr; column-gap: 12px; padding: 18px 20px; border-radius: 10px; background: var(--flaeche); border: 1px solid var(--linie); }
.gruppen li::before { content: ""; grid-row: span 2; width: 22px; height: 22px; margin-top: 3px; border-radius: 50%; background: var(--gruen) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%230c1117' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 15px no-repeat; }
.gruppen b { font-family: var(--titel); font-size: 20px; font-weight: 600; }
.gruppen span { color: var(--grau); font-size: 16px; }

/* Ablauf */
.ablauf { max-width: var(--breite); margin: 0 auto; padding: clamp(70px, 10vw, 120px) var(--rand); }
.schritte { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; position: relative; }
.schritte::before { content: ""; position: absolute; top: 22px; left: 20px; right: 20px; height: 2px; background: linear-gradient(90deg, var(--amber), rgba(255,176,32,.15)); }
.schritte li { position: relative; }
.nr { display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: var(--nacht); border: 2px solid var(--amber); font-family: var(--titel); font-weight: 700; color: var(--amber); margin-bottom: 16px; position: relative; }
.schritte h3 { margin-bottom: 6px; }
.schritte p { color: var(--grau); font-size: 17px; }

/* Über */
.ueber { max-width: var(--breite); margin: 0 auto; padding: 0 var(--rand) clamp(70px, 10vw, 120px); display: grid; grid-template-columns: 260px 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.portraet { aspect-ratio: 4 / 5; border-radius: 12px; background: var(--flaeche); border: 2px dashed var(--linie); display: grid; place-items: center; align-content: center; gap: 8px; color: var(--grau); font-size: 15px; }
.portraet svg { width: 76px; fill: none; stroke: #3b4c62; stroke-width: 3; }
.rolle { color: var(--grau); margin: 6px 0 18px; }
.platzhalter { font-style: italic; color: var(--grau); background: var(--flaeche); border-left: 4px solid var(--amber); padding: 16px 20px; border-radius: 0 8px 8px 0; max-width: 36em; }

/* Kontakt */
.kontakt { background: var(--tief); border-top: 1px solid var(--linie); 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: var(--grau); 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 var(--linie); padding-top: 12px; }
.daten dt { color: var(--grau); font-size: 15px; }
.daten dd { margin: 0; }
.folgt { color: var(--amber); font-style: italic; }
.formular { background: var(--flaeche); border: 1px solid var(--linie); border-radius: 14px; 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, color .2s; }
.chips input:checked + span { background: var(--amber); border-color: var(--amber); color: var(--nacht); font-weight: 600; }
.chips input:focus-visible + span { outline: 3px solid var(--gruen); 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: 8px; padding: 11px 13px; background: var(--nacht); color: var(--text); }
.feld input::placeholder, .feld textarea::placeholder { color: #66778c; }
.feld input:focus, .feld textarea:focus { border-color: var(--amber); outline: none; box-shadow: 0 0 0 3px rgba(255,176,32,.25); }
.formular .knopf { justify-self: start; }
.danke { color: var(--gruen); font-weight: 600; }

.fuss { text-align: center; color: var(--grau); padding: 34px var(--rand) 100px; font-size: 15px; border-top: 1px solid var(--linie); }
.entwurf { margin-top: 8px; font-size: 13px; color: #6e7f94; }

.schwebend { position: fixed; right: 16px; bottom: 16px; z-index: 30; background: var(--amber); color: var(--nacht); font-weight: 600; text-decoration: none; padding: 14px 22px; border-radius: 999px; box-shadow: 0 10px 24px -8px rgba(0,0,0,.6); transform: translateY(120px); transition: transform .35s cubic-bezier(.2,.7,.2,1); }
.schwebend.da { transform: none; }

@media (max-width: 960px) {
  .nav a:not(.knopf) { display: none; }
  .einstieg { grid-template-columns: 1fr; min-height: 0; padding-top: 110px; }
  .karten { grid-template-columns: 1fr 1fr; }
  .schritte { grid-template-columns: 1fr 1fr; row-gap: 30px; }
  .schritte::before { display: none; }
  .ueber, .kontakt { grid-template-columns: 1fr; }
  .portraet { max-width: 220px; }
}
@media (max-width: 600px) {
  body { font-size: 17px; }
  .leiste { grid-template-columns: 1fr; gap: 14px; }
  .karten, .gruppen, .schritte, .reihe { grid-template-columns: 1fr; }
  .knoepfe .knopf { flex: 1 1 100%; justify-content: center; }
  .nav .knopf-klein { padding: 8px 12px; font-size: 14px; }
}
@media (min-width: 961px) { .schwebend { display: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .schild .haken { stroke-dashoffset: 0; }
  .zeige { opacity: 1; transform: none; }
  .waechter { display: none; }
}