/* ============================================================
   ki-mittelstand-dach.de — Design-System "CORPORATE TRUST / ARCHITECTURAL MONO"
   Hell, sand-getönt, dunkles Navy, Leitakzent Gold. Strenges Swiss-Grid,
   viel Luft, präzise Ausrichtung. Signature: DACH-Karte + Grid.
   Handgeschrieben, build-frei. NovaData Solutions.
   ============================================================ */

:root{
  /* ---- Farbwelt (hell, sand-getönt) ---- */
  --bg:#F5F4F1;             /* sand-getöntes Off-White */
  --bg-ice:#ECEAE4;         /* atmosphärischer Sektions-BG */
  --bg-warm:#EFEDE8;
  --surface:#ffffff;        /* Karten/Inputs */
  --ink:#1B2A4A;            /* dunkles Navy (Text) */
  --ink-soft:#4C5878;       /* mittel */
  --ink-faint:#8A93A8;      /* zart */
  --line:rgba(27,42,74,.10);
  --line-soft:rgba(27,42,74,.06);
  --line-strong:rgba(27,42,74,.16);

  /* ---- Leitakzent Gold ---- */
  --accent:#B8893B;
  --accent-deep:#9E7430;
  --accent-soft:#F0E5D0;
  --accent-lite:#D4B477;
  --accent-glow:rgba(184,137,59,.26);
  --on-accent:#ffffff;
  --accent-text:#8A6526; /* AA-konformes Gold NUR für kleinen Text auf hellen Flächen (Brand-Fills bleiben --accent) */

  /* ---- Struktur-Dunkel = Navy (Bänder/ndbrand) ---- */
  --dark:#14213D;
  --dark-2:#1C2E54;
  --on-dark:#EAEDF4;
  --on-dark-soft:#9AA4BE;

  --radius:14px;
  --radius-lg:22px;
  --shadow:0 0 0 1px rgba(27,42,74,.04),0 1px 3px rgba(27,42,74,.03),0 8px 24px rgba(27,42,74,.04);
  --shadow-lg:0 0 0 1px rgba(27,42,74,.05),0 16px 40px -12px rgba(27,42,74,.12),0 40px 90px -40px rgba(27,42,74,.18);
  --ease:cubic-bezier(.16,1,.3,1);
  --maxw:1200px;
  --font-display:'Archivo','Arial Narrow',sans-serif;
  --font-body:'Source Sans 3',-apple-system,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);background:var(--bg);color:var(--ink);
  font-size:clamp(16px,.5vw + 15px,18px);line-height:1.6;font-weight:400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.06;letter-spacing:-.018em;color:var(--ink)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--accent);color:#fff}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,4vw,52px)}
.accent{color:var(--accent)}
.eyebrow{font-family:var(--font-body);font-size:.76rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--accent-text)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.55em;font-family:var(--font-body);font-weight:600;font-size:1rem;
  padding:.9em 1.5em;border-radius:8px;border:1.5px solid transparent;cursor:pointer;line-height:1;
  transition:transform .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease),color .25s,border-color .25s}
.btn-primary{background:var(--accent);color:var(--on-accent);box-shadow:0 12px 26px -14px var(--accent-glow)}
.btn-primary:hover{transform:translateY(-2px);background:var(--accent-deep);box-shadow:0 18px 34px -14px var(--accent-glow)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink);transform:translateY(-2px)}
.btn-lg{font-size:1.05rem;padding:1.02em 1.85em}
.btn svg{width:1.1em;height:1.1em;flex:none}

/* ---------- Header ---------- */
.site-head{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .3s,border-color .3s,box-shadow .3s;border-bottom:1px solid transparent}
.site-head .head-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.site-head.scrolled{background:rgba(245,244,241,.82);backdrop-filter:blur(20px) saturate(150%);-webkit-backdrop-filter:blur(20px) saturate(150%);border-bottom-color:var(--line)}
.brand{display:flex;align-items:center;gap:.55em;font-family:var(--font-display);font-weight:800;font-size:1.18rem;letter-spacing:-.02em;color:var(--ink)}
.brand .dot{width:10px;height:10px;border-radius:2px;background:var(--accent);transform:rotate(45deg);box-shadow:0 0 0 3px var(--accent-soft)}
.nav-links{display:flex;align-items:center;gap:2rem}
.nav-links a{font-size:.94rem;font-weight:500;color:var(--ink-soft);transition:color .2s}
.nav-links a:hover{color:var(--accent)}
.nav-cta{display:flex;align-items:center;gap:1rem}
.burger{display:none;background:none;border:none;cursor:pointer;width:42px;height:42px;color:var(--ink)}
.burger svg{width:26px;height:26px}

/* ---------- Hero (Corporate, strukturiert, Swiss-Grid) ---------- */
.hero{position:relative;padding:calc(74px + clamp(40px,6vw,84px)) 0 clamp(48px,7vw,96px);overflow:hidden}
.hero-grid-bg{position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(var(--line-soft) 1px,transparent 1px),linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
  background-size:clamp(48px,6vw,82px) clamp(48px,6vw,82px);
  -webkit-mask-image:radial-gradient(120% 90% at 70% 20%,#000 30%,transparent 80%);
  mask-image:radial-gradient(120% 90% at 70% 20%,#000 30%,transparent 80%);opacity:.8}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:clamp(36px,5vw,72px);align-items:center}
.hero-copy{min-width:0}
.hero-eyebrow{display:inline-flex;align-items:center;gap:.6em;margin-bottom:1.5rem;font-family:var(--font-body);font-size:.8rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--accent-text)}
.hero-eyebrow::before{content:"";width:28px;height:2px;background:var(--accent)}
.hero h1{font-size:clamp(2.1rem,7vw,4.35rem);font-weight:800;letter-spacing:-.025em;margin-bottom:1.35rem;overflow-wrap:break-word}
.hero h1 .accent{color:var(--accent-deep)}
.hero p.lead{font-size:clamp(1.12rem,1.4vw,1.32rem);color:var(--ink-soft);max-width:44ch;margin-bottom:2.1rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2.2rem}
.hero-trust{display:flex;flex-wrap:wrap;gap:.55rem 1.4rem;font-size:.9rem;color:var(--ink-soft);border-top:1px solid var(--line);padding-top:1.5rem}
.hero-trust span{display:flex;align-items:center;gap:.45em}
.hero-trust svg{width:1.1em;height:1.1em;color:var(--accent)}

/* DACH-Visual (SVG-Karte) */
.hero-visual{position:relative}
.dach-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);padding:clamp(22px,3vw,34px);overflow:hidden}
.dach-card::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(80% 60% at 80% 10%,var(--accent-glow),transparent 60%);opacity:.5}
.dach-head{position:relative;display:flex;align-items:center;justify-content:space-between;margin-bottom:.4rem}
.dach-head .lbl{font-family:var(--font-body);font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint)}
.dach-head .live{display:inline-flex;align-items:center;gap:.4em;font-size:.74rem;font-weight:600;color:var(--accent)}
.dach-head .live i{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 var(--accent-glow);animation:nd-live 2.4s var(--ease) infinite}
@keyframes nd-live{0%{box-shadow:0 0 0 0 var(--accent-glow)}70%{box-shadow:0 0 0 8px transparent}100%{box-shadow:0 0 0 0 transparent}}
.dach-map{position:relative;width:100%;display:block}
.dach-map .land{fill:#EDEBE5;stroke:var(--ink);stroke-width:1.4;stroke-linejoin:round;vector-effect:non-scaling-stroke}
.dach-map .land.at{fill:#E6E3DB}
.dach-map .land.ch{fill:#E1DDD3}
.dach-map .gridline{stroke:var(--line);stroke-width:1;vector-effect:non-scaling-stroke}
.dach-map .link{stroke:var(--accent-lite);stroke-width:1.4;stroke-dasharray:3 4;fill:none;vector-effect:non-scaling-stroke;opacity:.85}
.dach-map .node{fill:var(--accent)}
.dach-map .node-ring{fill:none;stroke:var(--accent);stroke-width:1.4;vector-effect:non-scaling-stroke;transform-box:fill-box;transform-origin:center}
.dach-map .hq{fill:var(--ink)}
.dach-map .hq-pulse{fill:var(--accent);opacity:.18}
.dach-map .clbl{font-family:var(--font-body);font-size:11px;font-weight:600;fill:var(--ink-soft);letter-spacing:.02em}
.dach-map .hqlbl{font-family:var(--font-body);font-size:11px;font-weight:700;fill:var(--ink)}
.dach-foot{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--line)}
.dach-foot .kpi b{display:block;font-family:var(--font-display);font-weight:800;font-size:1.55rem;color:var(--ink);line-height:1}
.dach-foot .kpi span{font-size:.78rem;color:var(--ink-faint)}

/* ---------- Sektionen ---------- */
.sec{padding:clamp(60px,8vw,118px) 0;position:relative}
.sec-head{max-width:64ch;margin-bottom:clamp(34px,4vw,58px)}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head h2{font-size:clamp(2.05rem,4vw,3.1rem);margin:.75rem 0 1rem;font-weight:800;letter-spacing:-.022em}
.sec-head p{font-size:1.12rem;color:var(--ink-soft)}

/* ---------- DACH-Branchen-Raster (Signature-Section) ---------- */
.grid-sec{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.branchen{display:grid;grid-template-columns:repeat(3,1fr);border-left:1px solid var(--line);border-top:1px solid var(--line)}
.branche{position:relative;padding:clamp(28px,3.2vw,44px) clamp(24px,2.8vw,38px);border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--surface);transition:background .3s var(--ease)}
.branche:hover{background:var(--bg)}
.branche .idx{font-family:var(--font-display);font-weight:700;font-size:.8rem;color:var(--accent-text);letter-spacing:.08em}
.branche h3{font-size:clamp(1.5rem,2.4vw,2.05rem);font-weight:800;letter-spacing:-.02em;margin:1.6rem 0 .7rem}
.branche p{color:var(--ink-soft);font-size:1rem;max-width:34ch}
.branche .bicon{position:absolute;top:clamp(24px,2.8vw,38px);right:clamp(24px,2.8vw,38px);width:30px;height:30px;color:var(--ink-faint);opacity:.55;transition:color .3s,opacity .3s}
.branche:hover .bicon{color:var(--accent);opacity:1}
.branche .bicon svg{width:100%;height:100%;stroke-width:1.6;fill:none;stroke:currentColor}

/* ---------- Trust-Band (EU-Hosting · DSGVO · persönlich · made in Bayern) ---------- */
.trust{background:var(--dark);color:var(--on-dark);position:relative;overflow:hidden}
.trust::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:64px 64px;-webkit-mask-image:radial-gradient(90% 120% at 50% 0%,#000,transparent 75%);mask-image:radial-gradient(90% 120% at 50% 0%,#000,transparent 75%)}
.trust .sec-head h2{color:#fff}
.trust .sec-head p{color:var(--on-dark-soft)}
.trust .eyebrow{color:var(--accent-lite)}
.trust-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.trust-card{padding:1.7rem 1.5rem;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.09);border-radius:var(--radius)}
.trust-card .ticon{width:40px;height:40px;border-radius:9px;display:grid;place-items:center;background:var(--accent-soft);color:var(--dark);margin-bottom:1.1rem}
.trust-card .ticon svg{width:21px;height:21px;stroke-width:2;fill:none;stroke:currentColor}
.trust-card h3{color:#fff;font-size:1.2rem;font-weight:700;margin-bottom:.4rem}
.trust-card p{color:var(--on-dark-soft);font-size:.95rem;margin:0}

/* ---------- So führen wir KI ein (Prozess-Schritte) ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid var(--ink)}
.step{position:relative;padding:1.8rem clamp(16px,1.8vw,26px) 0;border-right:1px solid var(--line)}
.step:last-child{border-right:none}
.step .num{position:absolute;top:-2px;left:clamp(16px,1.8vw,26px);width:46px;height:2px;background:var(--accent)}
.step .no{font-family:var(--font-display);font-weight:800;font-size:.85rem;letter-spacing:.16em;color:var(--accent-text);text-transform:uppercase}
.step h3{font-size:1.3rem;font-weight:700;margin:1rem 0 .6rem;letter-spacing:-.015em}
.step p{color:var(--ink-soft);font-size:.98rem}

/* ---------- Beweis-/Editorial-Split (mit owner.jpg) ---------- */
.proof{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(36px,5vw,72px);align-items:center}
.proof-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3}
.proof-figure img{width:100%;height:100%;object-fit:cover}
.proof-figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:1.4rem;background:linear-gradient(0deg,rgba(20,33,61,.86),transparent);color:#fff;font-size:.9rem}
.proof blockquote{font-family:var(--font-display);font-weight:700;font-size:clamp(1.55rem,2.7vw,2.25rem);line-height:1.22;letter-spacing:-.02em;color:var(--ink);margin-bottom:1.4rem}
.proof blockquote .accent{color:var(--accent-deep)}
.proof .proof-body p{color:var(--ink-soft);margin-bottom:1rem;max-width:48ch}
.proof .proof-meta{display:flex;align-items:center;gap:.7rem;margin-top:1.4rem;font-size:.92rem;color:var(--ink-faint)}
.proof .proof-meta b{color:var(--ink);font-weight:600}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin-inline:auto}
.qa{border-bottom:1px solid var(--line)}
.qa summary{list-style:none;cursor:pointer;padding:1.35rem 2.5rem 1.35rem 0;font-family:var(--font-display);font-weight:700;font-size:1.14rem;letter-spacing:-.01em;position:relative;transition:color .2s}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"";position:absolute;right:.4rem;top:50%;width:13px;height:13px;
  background:linear-gradient(var(--accent),var(--accent)) center/100% 2px no-repeat,linear-gradient(var(--accent),var(--accent)) center/2px 100% no-repeat;
  transform:translateY(-50%);transition:transform .3s var(--ease)}
.qa[open] summary::after{transform:translateY(-50%) rotate(135deg)}
.qa summary:hover{color:var(--accent)}
.qa .a{padding:0 2.5rem 1.4rem 0;color:var(--ink-soft);font-size:1rem}

/* ---------- Footer ---------- */
.site-foot{background:var(--bg-warm);border-top:1px solid var(--line);padding:clamp(48px,6vw,76px) 0 2rem}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:2.5rem;margin-bottom:3rem}
.foot-brand .brand{margin-bottom:1rem}
.foot-brand p{color:var(--ink-soft);font-size:.95rem;max-width:36ch}
.foot-col h4{font-family:var(--font-body);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:1rem;font-weight:600}
.foot-col a,.foot-col span{display:block;color:var(--ink-soft);font-size:.95rem;margin-bottom:.6rem;transition:color .2s}
.foot-col a:hover{color:var(--accent)}
.foot-bottom{border-top:1px solid var(--line);padding-top:1.6rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;font-size:.87rem;color:var(--ink-faint)}
.foot-bottom .nd{color:var(--ink-soft)}
.foot-bottom .nd a{color:var(--accent);font-weight:600}

/* ---------- Legal ---------- */
.legal-page{padding-top:74px}
.legal-page .site-head{background:rgba(245,244,241,.92);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.legal-hero{padding:clamp(40px,6vw,72px) 0 1rem}
.legal-hero h1{font-size:clamp(2rem,4vw,3rem)}
.legal-hero p{color:var(--ink-soft);margin-top:.6rem}
.legal-body{max-width:820px;padding-bottom:clamp(56px,8vw,100px)}
.legal-body h2{font-size:1.5rem;margin:2.4rem 0 .8rem}
.legal-body h3{font-family:var(--font-body);font-weight:700;font-size:1.08rem;margin:1.6rem 0 .4rem}
.legal-body p,.legal-body li{color:var(--ink-soft);margin-bottom:.8rem}
.legal-body ul,.legal-body ol{padding-left:1.3rem;margin-bottom:1rem}
.legal-body strong{color:var(--ink)}
.legal-body a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
.legal-body hr{border:none;border-top:1px solid var(--line);margin:1.6rem 0}
.legal-body table{width:100%;border-collapse:collapse;margin:1rem 0 1.4rem;font-size:.92rem}
.legal-body th,.legal-body td{border:1px solid var(--line);padding:.6rem .8rem;text-align:left;color:var(--ink-soft)}
.legal-body th{background:var(--bg-ice);color:var(--ink);font-weight:600}
.legal-note{background:var(--accent-soft);border:1px solid var(--accent-lite);border-radius:var(--radius);padding:1.1rem 1.3rem;margin:1.5rem 0;font-size:.95rem;color:var(--ink)}
.legal-note a{color:var(--accent-deep)}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:2.6rem}
  .branchen{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);border-top:none}
  .step{border-top:2px solid var(--ink);border-right:1px solid var(--line);padding-bottom:1.4rem}
  .step:nth-child(2n){border-right:none}
  .proof{grid-template-columns:1fr;gap:2.2rem}
  .proof-figure{max-width:520px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .nav-cta{margin-left:auto}
  .burger{display:grid;place-items:center;margin-left:.5rem}
  .nav-links.open{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;background:var(--surface);padding:1.5rem;gap:1.1rem;border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg)}
}
@media(max-width:560px){
  .hero h1{font-size:clamp(2rem,8.5vw,2.6rem);letter-spacing:-.02em}
  .hero p.lead{font-size:1.06rem}
  .hero-actions .btn{flex:1;justify-content:center}
  .branchen{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step{border-right:none}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
  .dach-foot{gap:.4rem}
  .nav-cta .btn .lbl{display:none}
  .nav-cta .btn{gap:0;padding:.7em}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}