/* ==========================================================================
   Brüderbach – Designsystem „Filstal & Bon“
   Bildsprache aus dem Alltag von Handel und Gastronomie: Kassenbon, Preisschild,
   Aushang. Papierweißer Grund, tiefes Filstal-Grün als Hauptfarbe, Preisschild-
   Orange als einziger, sparsamer Akzent. Display: Bricolage Grotesque, Text:
   IBM Plex Sans, Belege und Etiketten: IBM Plex Mono.
   Layout: Bandfolge hell → Karte → Dunkel → hell → Callout → dunkler Footer ·
   96px Abschnitte · 1200px Inhaltsbreite · Radien 8/12/16/Pill
   ========================================================================== */

/* ---------- Schriften (lokal, siehe schriften-laden.sh) ---------- */
@font-face{font-family:"Bricolage Grotesque";src:url(../fonts/bricolage-grotesque-latin-600-normal.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Bricolage Grotesque";src:url(../fonts/bricolage-grotesque-latin-700-normal.woff2) format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url(../fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url(../fonts/ibm-plex-sans-latin-500-normal.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url(../fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(../fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(../fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}

/* ---------- Tokens ---------- */
:root{
  /* Palette „Filstal“: Grautöne leicht grün getönt, Papier statt Creme. */
  --canvas:#F6F6F2;        /* Seitengrund, Papier */
  --surface-soft:#ECEDE6;  /* ruhige Bänder */
  --surface-card:#E2E5DC;  /* Karten, Chips */
  --surface-strong:#D2D7CB;/* aktive Zustände */
  --surface-raised:#FFFFFF;/* Bon, Aushang */
  --dark:#0E2621;          /* Filstal-Grün, dunkle Bänder, Footer */
  --dark-elevated:#15332C;
  --dark-soft:#112C26;
  --hairline:#D5D9CE; --hairline-soft:#E4E7DE; --hairline-dark:#27463E;
  --ink:#131D1A; --body-strong:#24302C; --body:#3B4742; --muted:#5B6862; --muted-soft:#8C978F;
  --on-dark:#EEF4F0; --on-dark-soft:#A8BDB4; --on-accent:#FFFFFF;
  --primary:#1C5B48;        /* Filstal-Grün – CTA, Links, Callout */
  --primary-active:#144537;
  --primary-ring:rgba(28,91,72,.2);
  --primary-on-dark:#96D2B6;
  --signal:#F26A1B;        /* Preisschild-Orange – Nummern, Etiketten, Markierungen */
  --signal-soft:#FDE8DA;
  --grid:rgba(28,91,72,.16);
  --success:#2E8A5A; --warning:#9A5A10; --warning-soft:#FBF1E4; --error-soft:#FCEDEA; --error-ink:#8A2A20;

  --serif:"Bricolage Grotesque",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --r-xs:4px; --r-sm:6px; --r-md:8px; --r-lg:12px; --r-xl:16px; --r-pill:9999px;
  --s-xxs:4px; --s-xs:8px; --s-sm:12px; --s-md:16px; --s-lg:24px; --s-xl:32px; --s-xxl:48px;
  --section:96px; --gutter:clamp(20px,5vw,64px); --max:1200px; --nav-h:64px;
}

/* ---------- Basis ---------- */
*,*::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;background:var(--canvas);color:var(--body);font-family:var(--sans);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
h1,h2,h3{margin:0;color:var(--ink);text-wrap:balance}
p{margin:0;text-wrap:pretty}
strong{font-weight:500;color:var(--body-strong)}
a{color:var(--primary);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
a:active{color:var(--primary-active)}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:2px}
.dark :focus-visible,.callout :focus-visible,.site-footer :focus-visible{outline-color:var(--on-dark)}
.callout .form-panel :focus-visible{outline-color:var(--primary)}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--ink);color:var(--on-dark);padding:10px 16px;border-radius:var(--r-md)}
.skip:focus{left:8px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.wrap{width:100%;max-width:calc(var(--max) + 2*var(--gutter));margin:0 auto;padding:0 var(--gutter)}
.section{padding:var(--section) 0}
.section-tight-top{padding-top:0}
.band-soft{background:var(--surface-soft)}
.dark{background:var(--dark);color:var(--on-dark-soft)}
.dark h1,.dark h2,.dark h3,.dark strong{color:var(--on-dark)}
section[id],main[id]{scroll-margin-top:calc(var(--nav-h) + 16px)}

/* ---------- Typografie ---------- */
.hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(32px,4.6vw,64px);line-height:1.05;letter-spacing:-.024em}
.h2{font-family:var(--serif);font-weight:400;font-size:clamp(30px,3.4vw,48px);line-height:1.1;letter-spacing:-.02em}
.lead{font-size:18px;line-height:1.55;color:var(--body-strong);max-width:560px}
.dark .lead{color:var(--on-dark-soft)}
.eyebrow{font-size:12px;font-weight:500;line-height:1.4;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}
.dark .eyebrow{color:var(--primary-on-dark)}
.stack{display:flex;flex-direction:column;gap:var(--s-md)}
.icon{width:28px;height:28px;color:var(--ink)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 20px;border-radius:var(--r-md);border:1px solid transparent;font:inherit;font-size:14px;font-weight:500;line-height:1;text-decoration:none;cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--primary);color:var(--on-accent)}
.btn-primary:hover,.btn-primary:active{background:var(--primary-active);color:var(--on-accent)}
.btn-secondary{background:var(--canvas);color:var(--ink);border-color:var(--hairline)}
.btn-secondary:active{background:var(--surface-soft)}
.btn-on-dark{background:var(--dark-elevated);color:var(--on-dark);border-color:var(--hairline-dark)}
.btn[disabled]{background:var(--surface-strong);color:var(--muted);cursor:progress}
.text-link-btn{font-size:14px;font-weight:500;color:var(--ink);text-decoration:none}
.text-link-btn:active{color:var(--primary)}

/* ---------- Badges ---------- */
.badges{display:flex;flex-wrap:wrap;gap:var(--s-xs);margin:0;padding:0;list-style:none}
.badges li{display:inline-flex;align-items:center;gap:7px;background:var(--surface-card);color:var(--ink);font-size:13px;font-weight:500;line-height:1.4;padding:4px 12px;border-radius:var(--r-pill)}
.badges li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary)}
.badge{align-self:flex-start;display:inline-flex;font-size:13px;font-weight:500;line-height:1.4;padding:4px 12px;border-radius:var(--r-pill);background:var(--surface-card);color:var(--ink)}
.badge-accent{background:var(--primary);color:var(--on-accent);font-size:12px;letter-spacing:1.5px;text-transform:uppercase}

/* ---------- Navigation ---------- */
.site-header{position:sticky;top:0;z-index:50;background:var(--canvas);border-bottom:1px solid var(--hairline-soft)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--s-lg);height:var(--nav-h)}
.header-left{display:flex;align-items:center;gap:40px;min-width:0}
.header-right{display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;flex-shrink:0}
.brand-mark{width:26px;height:26px;color:var(--primary);flex-shrink:0}
.brand-name{font-family:var(--serif);font-size:24px;font-weight:400;letter-spacing:-.015em;line-height:1}
.nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:500}
.nav a{color:var(--body);text-decoration:none;white-space:nowrap}
.nav a:active{color:var(--ink)}
.nav .nav-sheet-cta{display:none}
.menu-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:0;background:transparent;color:var(--ink);cursor:pointer;border-radius:var(--r-md)}

/* ---------- Hero (6/6) ---------- */
.hero{padding:var(--section) 0}
.hero-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-xxl);align-items:start}
.hero-copy{gap:var(--s-lg);padding-top:var(--s-lg)}
.hero .lead{font-size:clamp(17px,1.4vw,19px)}
.hero-actions{display:flex;flex-wrap:wrap;gap:var(--s-sm)}

/* Hero-Karte: Service-Assistent */
.assist-wrap{display:flex;flex-direction:column;gap:var(--s-sm);min-width:0}
.assist{margin:0;background:var(--surface-raised);border:1px solid var(--hairline);border-radius:var(--r-xl);overflow:hidden;display:flex;flex-direction:column;scroll-margin-top:calc(var(--nav-h) + 12px)}
.assist-head{display:flex;justify-content:space-between;align-items:center;gap:var(--s-sm);padding:14px 20px;border-bottom:1px solid var(--hairline-soft)}
.assist-title{display:inline-flex;align-items:center;gap:10px;font-weight:500;font-size:15px;color:var(--ink);white-space:nowrap}
.assist-pulse{width:8px;height:8px;border-radius:50%;background:var(--success);animation:pulse 2.4s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(47,143,91,.45)}70%{box-shadow:0 0 0 8px rgba(47,143,91,0)}100%{box-shadow:0 0 0 0 rgba(47,143,91,0)}}
.assist-badge{font-size:12px;font-weight:500;color:var(--muted);background:var(--surface-soft);border-radius:var(--r-pill);padding:3px 10px;white-space:nowrap}
.badge-short{display:none}
.assist-thread{padding:var(--s-lg) var(--s-lg) 20px;min-height:470px;display:flex;flex-direction:column;gap:var(--s-md);font-size:15px;line-height:1.6}
.q-bubble{align-self:flex-end;max-width:86%;background:var(--primary);color:var(--on-accent);border-radius:var(--r-lg) var(--r-lg) var(--r-xs) var(--r-lg);padding:12px 16px;animation:rise .35s ease-out both}
@keyframes rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.stages{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:13.5px;color:var(--muted)}
.stages li{display:flex;align-items:center;gap:10px;opacity:0;transform:translateY(4px);transition:opacity .25s,transform .25s}
.stages li.show{opacity:1;transform:none}
.stage-icon{width:18px;height:18px;flex-shrink:0;border-radius:50%;border:1.5px solid var(--hairline);display:inline-flex;align-items:center;justify-content:center}
.stages li.active .stage-icon{border-color:var(--primary);border-top-color:transparent;animation:spin .8s linear infinite}
.stages li.done .stage-icon{background:var(--primary);border-color:var(--primary)}
.stages li.done .stage-icon::after{content:"";width:7px;height:4px;border-left:1.8px solid var(--on-accent);border-bottom:1.8px solid var(--on-accent);transform:rotate(-45deg) translate(1px,-1px)}
.stages li.none .stage-icon{background:var(--warning);border-color:var(--warning)}
.stages li.none .stage-icon::after{content:"!";color:var(--on-accent);font-size:11px;font-weight:600;line-height:1}
.stages strong{color:var(--ink)}
@keyframes spin{to{transform:rotate(360deg)}}
.answer{color:var(--ink)}
.answer p{margin:0 0 10px}.answer p:last-child{margin-bottom:0}
.answer ol,.answer ul{margin:2px 0 10px;padding-left:22px;display:flex;flex-direction:column;gap:5px}
.answer strong{color:var(--ink)}
.answer.streaming>*:last-child::after{content:"";display:inline-block;width:7px;height:15px;margin-left:3px;background:var(--primary);vertical-align:-2px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.answer.none{background:var(--warning-soft);border-radius:var(--r-lg);padding:14px 16px}
.cite{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 5px;margin:0 1px;border:0;border-radius:var(--r-xs);background:var(--surface-card);color:var(--ink);font-family:var(--mono);font-size:11.5px;font-weight:500;vertical-align:2px;cursor:pointer}
.cite[aria-expanded="true"]{background:var(--primary);color:var(--on-accent)}
.sources{display:flex;flex-direction:column;gap:var(--s-xs);animation:rise .35s ease-out both}
.sources-label{font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}
.src{display:flex;align-items:center;gap:10px;width:100%;min-height:44px;text-align:left;font:inherit;font-size:14px;color:var(--ink);background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--r-md);padding:8px 12px;cursor:pointer}
.src[aria-expanded="true"]{border-color:var(--primary);border-bottom-left-radius:0;border-bottom-right-radius:0}
.src-num{font-family:var(--mono);font-size:11.5px;font-weight:500;min-width:20px;height:20px;border-radius:var(--r-xs);background:var(--surface-card);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.src-name{flex:1;min-width:0}
.src-name small{display:block;font-size:12.5px;color:var(--muted)}
.src-chev{width:16px;height:16px;flex-shrink:0;transition:transform .2s;color:var(--muted)}
.src[aria-expanded="true"] .src-chev{transform:rotate(180deg)}
.src-excerpt{margin-top:-9px;border:1px solid var(--primary);border-top:0;border-radius:0 0 var(--r-md) var(--r-md);background:var(--canvas);padding:10px 14px 12px;font-size:14px;line-height:1.55}
.src-excerpt blockquote{margin:0 0 8px;padding-left:10px;border-left:2px solid var(--hairline);font-family:var(--serif);font-size:15px;color:var(--body-strong)}
.src-excerpt a{font-size:13.5px;font-weight:500}
.assist-ask{border-top:1px solid var(--hairline-soft);background:var(--surface-soft);padding:var(--s-md) 20px 18px;display:flex;flex-direction:column;gap:10px}
.assist-ask-label{font-size:13px;font-weight:500;color:var(--muted)}
.assist-chips{display:flex;flex-wrap:wrap;gap:var(--s-xs)}
.q-chip{font:inherit;font-size:14px;font-weight:500;color:var(--muted);background:transparent;border:1px solid var(--hairline);border-radius:var(--r-md);padding:8px 14px;min-height:40px;cursor:pointer}
.q-chip[aria-pressed="true"]{background:var(--surface-card);border-color:var(--surface-card);color:var(--ink)}
.assist-own{font-size:14px;color:var(--body);text-decoration:none}
.assist-own span{color:var(--primary);font-weight:500;text-decoration:underline;text-underline-offset:3px}
.assist-note{font-size:14px;line-height:1.55;color:var(--muted);padding:0 4px}
.assist-note strong{color:var(--ink)}

/* ---------- Abschnittsköpfe ---------- */
.section-head{display:flex;flex-direction:column;gap:var(--s-md);max-width:760px;margin-bottom:var(--s-xxl)}
.section-head-split{flex-direction:row;justify-content:space-between;align-items:flex-end;gap:var(--s-xxl);max-width:none}
.section-head-split .lead{max-width:420px}
.section-head-split .stack{max-width:640px}

/* ---------- Grids ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-lg)}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s-md);margin:0;padding:0;list-style:none}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-md)}
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:var(--s-xxl);align-items:start}

/* Feature-Karte: Creme-Karte, Icon, Titel, Text */
.feature-card{background:var(--surface-card);border-radius:var(--r-lg);padding:var(--s-xl);display:flex;flex-direction:column;gap:var(--s-sm)}
.feature-card .icon{margin-bottom:var(--s-xs)}
.feature-card h3{font-size:18px;font-weight:500;line-height:1.4}
.feature-card p{font-size:16px}
.band-soft .feature-card{background:var(--canvas)}
.feature-card-lead .badge{margin-top:var(--s-xs)}

/* Kachel: Creme mit Haarlinie */
.tile{background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:var(--s-lg);display:flex;flex-direction:column;gap:var(--s-xs)}
.tile .icon{width:24px;height:24px;margin-bottom:var(--s-xs)}
.tile h3{font-size:16px;font-weight:500;line-height:1.4}
.tile p{font-size:14.5px;line-height:1.55}
.step-meta{font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--primary);margin-bottom:var(--s-xxs)}
.tiles .tile h3{font-family:var(--serif);font-weight:400;font-size:24px;line-height:1.2;letter-spacing:-.01em}

/* ---------- Nutzen-Rechner: dunkle Produkt-Oberfläche ---------- */
.mockup-dark{background:var(--dark-elevated);border-radius:var(--r-lg);padding:var(--s-xl)}
.calc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-xxl);align-items:center}
.sliders{display:flex;flex-direction:column;gap:var(--s-lg)}
.slider label{display:flex;justify-content:space-between;gap:var(--s-md);font-size:15px;font-weight:500;color:var(--on-dark);margin-bottom:6px}
.slider output{font-variant-numeric:tabular-nums;font-weight:500;color:var(--primary-on-dark)}
.slider input[type=range]{width:100%;height:32px;margin:0;accent-color:var(--primary-on-dark);cursor:pointer}
.result{background:var(--dark);border-radius:var(--r-lg);padding:var(--s-xl);display:flex;flex-direction:column;gap:var(--s-lg)}
.result .label{font-size:14px;color:var(--on-dark-soft)}
.result .big{font-family:var(--serif);font-weight:400;font-size:clamp(40px,4vw,56px);line-height:1.05;letter-spacing:-.02em;color:var(--on-dark);font-variant-numeric:tabular-nums}
.result .bigger{font-size:clamp(44px,5vw,64px);color:var(--primary-on-dark)}
.result hr{border:0;height:1px;background:var(--hairline-dark);margin:0}
.result .formula{font-size:14px;color:var(--on-dark-soft)}
.result .btn{align-self:flex-start}

/* ---------- Über: Personenkarte ---------- */
.split p{max-width:620px}
.person-card{background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:var(--s-xl);display:flex;flex-direction:column;gap:var(--s-lg)}
.band-soft .person-card{background:var(--canvas)}
.person{display:flex;align-items:center;gap:var(--s-md)}
.avatar{width:64px;height:64px;border-radius:50%;background:var(--surface-card);color:var(--ink);display:inline-flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:22px;flex-shrink:0;object-fit:cover}
.person-name{font-size:18px;font-weight:500;color:var(--ink);line-height:1.3}
.person-role{font-size:14px;color:var(--muted)}
.facts{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.facts li{display:grid;grid-template-columns:120px 1fr;gap:var(--s-md);padding:12px 0;border-top:1px solid var(--hairline-soft);font-size:15px;color:var(--body-strong)}
.facts span{font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);padding-top:2px}

/* ---------- Kontakt: Akzent-Callout ---------- */
.callout{background:var(--primary);color:rgba(255,255,255,.88);border-radius:var(--r-lg);padding:64px;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:var(--s-xxl);align-items:start}
.callout .eyebrow{color:rgba(255,255,255,.75)}
.callout-title{font-family:var(--serif);font-weight:400;font-size:clamp(28px,3vw,36px);line-height:1.15;letter-spacing:-.015em;color:var(--on-accent)}
.callout a{color:var(--on-accent)}
.contact-list{margin:var(--s-xs) 0 0;display:grid;grid-template-columns:max-content 1fr;gap:10px 20px;font-size:15px}
.contact-list dt{color:rgba(255,255,255,.72)}
.contact-list dd{margin:0;color:var(--on-accent)}
.form-panel{background:var(--canvas);color:var(--body);border-radius:var(--r-lg);padding:var(--s-xl)}
.form-panel a{color:var(--primary)}
.form{display:flex;flex-direction:column;gap:var(--s-md)}
.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-md)}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:14px;font-weight:500;color:var(--ink)}
.field .opt{font-weight:400;color:var(--muted)}
.field input,.field textarea{font:inherit;font-size:16px;color:var(--ink);background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--r-md);padding:10px 14px;min-height:40px;width:100%}
.field textarea{min-height:112px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-ring)}
.consent{display:flex;gap:var(--s-sm);align-items:flex-start;font-size:14px;line-height:1.5}
.consent input{width:20px;height:20px;margin:1px 0 0;flex-shrink:0;accent-color:var(--primary)}
.hp{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden}
.form .btn{align-self:flex-start}
.form-status{font-size:15px;line-height:1.5;border-radius:var(--r-md);padding:12px 14px}
.form-status[hidden]{display:none}
.form-status.ok{background:var(--surface-card);color:var(--ink)}
.form-status.err{background:var(--error-soft);color:var(--error-ink)}

/* ---------- Footer (4 Spalten) ---------- */
.site-footer{background:var(--dark);color:var(--on-dark-soft);font-size:14px;padding:64px 0 var(--s-xl)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--s-xl)}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:22px;font-weight:400;letter-spacing:-.01em;color:var(--on-dark);margin-bottom:var(--s-xs)}
.footer-brand .brand-mark{color:var(--primary-on-dark);width:22px;height:22px}
.footer-head{font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--on-dark);margin-bottom:var(--s-xxs)}
.footer-col a{color:var(--on-dark-soft);text-decoration:none}
.footer-col a:active{color:var(--on-dark)}
.footer-bottom{margin-top:var(--s-xxl);font-size:13px}
.footer-bottom p{padding-top:var(--s-lg);border-top:1px solid var(--hairline-dark)}

/* ---------- Rechtstexte ---------- */
.legal{padding:64px 0 var(--section)}
.legal .wrap{max-width:calc(760px + 2*var(--gutter))}
.legal h1{font-family:var(--serif);font-weight:400;font-size:clamp(32px,4vw,48px);line-height:1.1;letter-spacing:-.02em;margin-bottom:var(--s-xl)}
.legal h2{font-family:var(--serif);font-weight:400;font-size:24px;letter-spacing:-.01em;margin:var(--s-xxl) 0 var(--s-sm)}
.legal h3{font-size:16px;font-weight:500;margin:var(--s-lg) 0 6px}
.legal p,.legal li{font-size:16px;line-height:1.65}
.legal p+p{margin-top:var(--s-sm)}
.legal ul{padding-left:22px;margin:10px 0}
.legal address{font-style:normal;line-height:1.65}
.legal .muted{color:var(--muted);font-size:14px;margin-top:var(--s-xxl)}
.legal .btn{margin-top:var(--s-lg)}
.back{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;margin-bottom:var(--s-lg);text-decoration:none}
.legal-cta{min-height:40px}

/* ---------- Tablet (768–1024): Navigation bleibt horizontal, wird enger ---------- */
@media (max-width:1024px){
  :root{--section:80px}
  .header-left{gap:var(--s-lg)}
  .nav{gap:20px}
  .nav a[href="#datenschutz"],.nav a[href="#ueber"],.header-right .text-link-btn{display:none}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split,.callout{grid-template-columns:minmax(0,1fr)}
  .callout{padding:var(--s-xxl)}
  .calc-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer-about{grid-column:1/-1}
}
@media (max-width:900px) and (min-width:768px){
  .nav a[href="#ablauf"]{display:none}
}

/* ---------- Mobil (< 768): Hamburger, Vollbild-Menü, alles einspaltig ---------- */
@media (max-width:767px){
  :root{--section:64px}
  .menu-toggle{display:inline-flex}
  .header-right .btn,.header-right .text-link-btn{display:none}
  .nav{position:fixed;inset:var(--nav-h) 0 0 0;flex-direction:column;align-items:stretch;gap:0;background:var(--canvas);padding:var(--s-xs) var(--gutter) var(--s-lg);display:none;overflow:auto}
  .nav.open{display:flex}
  .nav a,.nav a[href="#datenschutz"],.nav a[href="#ueber"],.nav a[href="#ablauf"]{display:block;padding:16px 0;border-bottom:1px solid var(--hairline-soft);font-size:18px}
  .nav .nav-sheet-cta{display:flex;margin-top:var(--s-lg);min-height:48px;border-bottom:0;font-size:16px;color:var(--on-accent)}
  .hero-grid{grid-template-columns:minmax(0,1fr)}
  .hero-copy{padding-top:0}
  .hero-actions .btn{flex:1 1 200px;min-height:44px}
  .section-head-split{flex-direction:column;align-items:flex-start;gap:var(--s-md)}
  .section-head{margin-bottom:var(--s-xl)}
  .grid-3,.grid-4,.grid-2{grid-template-columns:minmax(0,1fr);gap:var(--s-md)}
  .feature-card{padding:var(--s-lg)}
  .mockup-dark{padding:var(--s-lg) var(--s-md)}
  .result{padding:var(--s-lg)}
  .person-card{padding:var(--s-lg)}
  .facts li{grid-template-columns:minmax(0,1fr);gap:2px}
  .callout{padding:var(--s-xl) var(--s-lg)}
  .form-panel{padding:var(--s-lg) var(--s-md)}
  .form-row{grid-template-columns:minmax(0,1fr)}
  .form .btn{align-self:stretch;min-height:44px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .assist-thread{min-height:0;padding:18px 16px 14px}
  .assist-head{padding:12px 16px}
  .assist-ask{padding:14px 16px 16px}
  .q-chip{font-size:13.5px}
}
@media (max-width:1024px){.badge-long{display:none}.badge-short{display:inline}}

@media (prefers-reduced-motion:reduce){
  .assist-pulse,.stages li.active .stage-icon,.answer.streaming>*:last-child::after,.q-bubble,.sources{animation:none}
  .stages li{transition:none}
}
@media print{
  .site-header,.menu-toggle,.form,.hero-actions,.assist-ask{display:none}
  body{background:#fff}
}


/* ==========================================================================
   Redesign: technische Zeichnung als Bildsprache
   ========================================================================== */
.btn-lg{min-height:48px;padding:0 24px;font-size:15px}
.text-link{font-size:15px;font-weight:500;text-decoration:none}
.text-link:hover{text-decoration:underline}

/* Hero */
.hero{padding:72px 0 var(--section)}
.hero-grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:center}
.hero-copy{padding-top:0}
.hero h1{font-size:clamp(34px,4.2vw,58px)}
.hero-hint{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted)}
.hero-hint::before{content:"1";display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--signal);border:1.2px solid var(--ink);color:var(--ink);font:600 11px var(--mono);flex-shrink:0}

/* Zeichnung */
.drawing{margin:0;background-color:var(--surface-raised);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:24px 24px;background-position:-1px -1px;border:1px solid var(--hairline);border-radius:var(--r-xl);padding:16px 16px 0;overflow:hidden}
.drawing-canvas{position:relative}
.drawing-svg{width:100%;height:auto;display:block}
.d-line{fill:none;stroke:var(--ink);stroke-width:1.5}
.d-cut{fill:url(#hatch);stroke:var(--ink);stroke-width:1.5}
.d-hatch{stroke:var(--muted-soft);stroke-width:1}
.d-part{fill:var(--surface-raised);stroke:var(--ink);stroke-width:1.5}
.d-thin{fill:none;stroke:var(--ink);stroke-width:1}
.d-center{stroke:var(--muted-soft);stroke-width:1;stroke-dasharray:18 4 3 4}
.d-bearing rect{fill:var(--surface-raised);stroke:var(--ink);stroke-width:1.2}
.d-bearing path,.d-bearing circle{fill:none;stroke:var(--ink);stroke-width:1}
.d-coolant{fill:none;stroke:var(--primary);stroke-width:2;stroke-dasharray:7 4;animation:flow 1.4s linear infinite}
@keyframes flow{to{stroke-dashoffset:-22}}
.d-coolant-flow{fill:none;stroke:none}
.d-flowhead{fill:none;stroke:var(--primary);stroke-width:1.6;stroke-linejoin:round}
.d-signal-shape{fill:var(--signal);stroke:var(--ink);stroke-width:1.5}
.d-dash{stroke:var(--ink);stroke-width:1;stroke-dasharray:3 3}
.d-ext{fill:none;stroke:var(--muted);stroke-width:.8}
.d-dim{stroke:var(--muted);stroke-width:1}
.d-arrowhead{fill:var(--muted)}
.d-knockout{fill:var(--surface-raised)}
.d-dimtext{font:500 12px var(--mono);fill:var(--body)}
.d-label{font:400 20px var(--serif);fill:var(--ink)}
.d-small{font:500 11px var(--mono);fill:var(--muted)}
.d-leader{fill:none;stroke:var(--ink);stroke-width:1}
.d-titleblock rect{fill:var(--surface-raised);stroke:var(--ink);stroke-width:1}
.d-titleblock path{fill:none;stroke:var(--ink);stroke-width:1}
.d-tb{font:500 10.5px var(--mono);fill:var(--ink);letter-spacing:.04em}
.d-tb-small{font:500 8px var(--mono);fill:var(--muted);letter-spacing:.1em}

/* Positionsnummern */
.balloon{position:absolute;transform:translate(-50%,-50%);width:36px;height:36px;border-radius:50%;background:var(--signal);color:var(--ink);border:1.5px solid var(--ink);font:600 15px var(--mono);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;transition:transform .15s}
.balloon::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:2px solid var(--signal);opacity:0;animation:ring 2.6s ease-out infinite}
@keyframes ring{0%{opacity:.9;transform:scale(.85)}80%,100%{opacity:0;transform:scale(1.35)}}
.balloon:hover,.balloon.is-active{transform:translate(-50%,-50%) scale(1.12);background:var(--ink);color:var(--signal)}
.bn-2::after{animation-delay:.8s}.bn-3::after{animation-delay:1.6s}
/* Positionen in % des Grundrisses (640 × 520) */
.bp-m1{left:21.9%;top:5.8%}.bp-m2{left:53.9%;top:90.4%}.bp-m3{left:81.3%;top:5.8%}
.bp-s1{left:51.6%;top:5.8%}.bp-s2{left:87.5%;top:90.4%}.bp-s3{left:18.8%;top:5.8%}
.bp-t1{left:78.1%;top:5.8%}.bp-t2{left:21.1%;top:5.8%}.bp-t3{left:26.6%;top:90.4%}
.bp-g1{left:68.8%;top:5.8%}.bp-g2{left:87.5%;top:5.8%}.bp-g3{left:46.9%;top:90.4%}

/* Branchen-Wechsler: nur die gewählte Branche ist sichtbar */
html:not([data-branch="moebel"]) [data-branch-show="moebel"],
html:not([data-branch="markt"]) [data-branch-show="markt"],
html:not([data-branch="tank"]) [data-branch-show="tank"],
html:not([data-branch="gastro"]) [data-branch-show="gastro"]{display:none!important}
.drawing-top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.drawing-kicker{font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}
.branch-tabs{display:inline-grid;grid-template-columns:repeat(4,auto);gap:4px;padding:4px;background:var(--surface-soft);border:1px solid var(--hairline);border-radius:var(--r-md)}
.branch-tabs button{font:inherit;font-size:14px;font-weight:500;color:var(--muted);background:transparent;border:0;border-radius:6px;padding:0 14px;min-height:40px;cursor:pointer;white-space:nowrap}
.branch-tabs button:hover{color:var(--ink)}
.branch-tabs button[aria-pressed="true"]{background:var(--ink);color:var(--canvas)}
.branch-tabs-dark{background:var(--dark-elevated);border-color:var(--hairline-dark);align-self:flex-start;margin-top:4px}
.branch-tabs-dark button{color:var(--on-dark-soft)}
.branch-tabs-dark button:hover{color:var(--on-dark)}
.branch-tabs-dark button[aria-pressed="true"]{background:var(--signal);color:var(--ink)}
.plan{animation:plan-in .35s ease-out}
@keyframes plan-in{from{opacity:0}to{opacity:1}}

/* Grundriss */
.p-wall{fill:none;stroke:var(--ink);stroke-width:5;stroke-linecap:square;stroke-linejoin:miter}
.p-wall-thin{fill:none;stroke:var(--ink);stroke-width:2.5}
.p-door{fill:none;stroke:var(--ink);stroke-width:1}
.p-fix{fill:var(--surface-raised);stroke:var(--ink);stroke-width:1.3}
.p-soft{fill:var(--surface-card);stroke:var(--ink);stroke-width:1}
.p-signal{fill:var(--signal);stroke:var(--ink);stroke-width:1.5}
.p-dash{fill:none;stroke:var(--muted);stroke-width:1.2;stroke-dasharray:6 4}
.p-label{font:500 10.5px var(--mono);fill:var(--muted);letter-spacing:.08em}
.p-num{font:600 10px var(--mono);fill:var(--ink)}
.p-route{fill:none;stroke:var(--primary);stroke-width:2;stroke-dasharray:7 4;animation:flow 1.4s linear infinite}

/* Stückliste */
.parts{border-top:1px solid var(--hairline);margin:8px -16px 0;padding:14px 16px 16px;background:var(--surface-raised)}
.parts-title{font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.parts-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.parts-list button{width:100%;display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:10px;row-gap:1px;align-items:center;text-align:left;font:inherit;font-size:13.5px;color:var(--ink);background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--r-md);padding:8px 10px;cursor:pointer;min-height:44px}
.parts-list button:hover,.parts-list button.is-active{border-color:var(--ink)}
.parts-list .pos{grid-row:span 2}
.pos{width:22px;height:22px;border-radius:50%;background:var(--signal);border:1.2px solid var(--ink);display:inline-flex;align-items:center;justify-content:center;font:600 11px var(--mono);flex-shrink:0}
.part-name{flex:1;min-width:0;line-height:1.3}
.part-code{grid-column:2;font:500 11.5px var(--mono);color:var(--muted);line-height:1.3}

/* Fakten-Zeile */
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:64px 0 0;border-top:1px solid var(--hairline)}
.facts>div{padding:28px 24px 0 0;display:flex;flex-direction:column;gap:6px}
.facts>div+div{padding-left:24px;border-left:1px solid var(--hairline)}
.facts dt{font-family:var(--serif);font-weight:400;font-size:clamp(36px,3.6vw,52px);line-height:1;letter-spacing:-.02em;color:var(--ink)}
.facts dd{margin:0;font-size:14px;line-height:1.5;color:var(--muted);max-width:240px}

/* Demo-Band */
.demo-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start}
.demo-copy{position:sticky;top:calc(var(--nav-h) + 32px)}
.check-list,.pilot-list{list-style:none;margin:8px 0 0;padding:0;display:flex;flex-direction:column;gap:14px}
.check-list li,.pilot-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;line-height:1.5}
.check-list .icon,.pilot-list .icon{width:20px;height:20px;flex-shrink:0;margin-top:2px;color:var(--primary-on-dark)}
.demo-disclaimer{font-size:13px;color:var(--on-dark-soft);border-top:1px solid var(--hairline-dark);padding-top:16px;margin-top:8px}
.dark .assist{border-color:var(--hairline-dark)}

/* Signal-Badge */
.badge-signal{background:var(--signal);color:var(--ink);font-size:12px;letter-spacing:1.5px;text-transform:uppercase}

/* Ablauf mit Preis */
.steps .tile{height:100%}
.tile .price{margin-top:auto;padding-top:14px;border-top:1px solid var(--hairline);font-family:var(--serif);font-size:24px;line-height:1.2;color:var(--ink);letter-spacing:-.01em}
.tile .price span{display:block;font-family:var(--sans);font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--primary);margin-bottom:4px}
.tile .price small{display:block;font-family:var(--sans);font-size:13px;color:var(--muted);letter-spacing:0;margin-top:4px}
.tile-price{border-color:var(--ink)}

/* Pilotprogramm */
.pilot{margin-top:var(--s-lg);background:var(--dark);color:var(--on-dark-soft);border-radius:var(--r-lg);padding:var(--s-xl);display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr) auto;gap:var(--s-xl);align-items:center}
.pilot-copy{display:flex;flex-direction:column;gap:12px}
.pilot-copy .badge{align-self:flex-start}
.pilot-title{font-family:var(--serif);font-weight:400;font-size:clamp(24px,2.4vw,30px);line-height:1.15;letter-spacing:-.015em;color:var(--on-dark)}
.pilot-list{margin:0;gap:10px;color:var(--on-dark)}
.pilot-list li{font-size:14.5px}
.pilot-list .icon{color:var(--signal)}

/* Technik & Sicherheit */
#technik .split{align-items:center}
.specs{margin:8px 0 4px;display:flex;flex-direction:column}
.specs>div{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:12px 0;border-top:1px solid var(--hairline)}
.specs dt{font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);padding-top:2px}
.specs dd{margin:0;font-size:15px;color:var(--body-strong)}
.arch{margin:0;background-color:var(--surface-raised);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:24px 24px;border:1px solid var(--hairline);border-radius:var(--r-xl);padding:16px}
.arch-svg{width:100%;height:auto;display:block}
.a-boundary{fill:none;stroke:var(--primary);stroke-width:1.2;stroke-dasharray:6 5}
.a-boundary-label{font:500 10.5px var(--mono);fill:var(--primary);letter-spacing:.06em}
.a-box rect{fill:var(--canvas);stroke:var(--ink);stroke-width:1.3}
.a-box-accent rect{fill:var(--primary);stroke:var(--primary)}
.a-title{font:500 14px var(--sans);fill:var(--ink)}
.a-sub{font:400 11px var(--mono);fill:var(--muted)}
.a-box-accent .a-title{fill:#fff}.a-box-accent .a-sub{fill:rgba(255,255,255,.78)}
.a-line{fill:none;stroke:var(--ink);stroke-width:1.2}
.a-note{font:500 11px var(--mono);fill:var(--muted)}
.arch-cap{font-size:13.5px;color:var(--muted);padding:12px 4px 0}

/* Gründer */
.founder{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:center}
.founder-visual .portrait{max-height:none;background-color:var(--surface-card);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:24px 24px}
.founder-copy{display:flex;flex-direction:column;gap:24px}
.quote{margin:0}
.quote p{font-family:var(--serif);font-weight:400;font-size:clamp(26px,2.8vw,38px);line-height:1.2;letter-spacing:-.015em;color:var(--ink);text-indent:-.4em}
.founder-copy>p{max-width:600px}
.founder .avatar{width:48px;height:48px;font-size:17px}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start}
.faq-grid>.stack{position:sticky;top:calc(var(--nav-h) + 32px)}
.faq-list{border-bottom:1px solid var(--hairline)}
.faq-item{border-top:1px solid var(--hairline)}
.faq-item summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 0;font-size:17px;font-weight:500;color:var(--ink);cursor:pointer}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{width:20px;height:20px;flex-shrink:0;color:var(--primary);transition:transform .2s}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-body{padding:0 40px 20px 0}
.faq-body p{font-size:16px;color:var(--body)}
.download{display:flex;align-items:center;gap:14px;margin-top:12px;max-width:420px;background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:16px 18px;text-decoration:none;color:var(--ink)}
.download:hover{border-color:var(--ink)}
.download .icon{width:24px;height:24px;color:var(--primary);flex-shrink:0}
.download strong{display:block;font-weight:500;color:var(--ink)}
.download small{display:block;font-size:13px;color:var(--muted)}

/* Kontakt */
.callout-person{display:flex;align-items:center;gap:12px;margin-top:8px;padding-top:20px;border-top:1px solid rgba(255,255,255,.18)}
.callout-person p{font-size:14px;line-height:1.4}
.callout-person strong{color:#fff}
.avatar-sm{width:44px;height:44px;font-size:15px;background:rgba(255,255,255,.14);color:#fff}

/* Responsiv */
@media (max-width:1024px){
  .hero-grid,.demo-grid,.founder,.faq-grid{grid-template-columns:minmax(0,1fr)}
  .hero-copy{max-width:720px}
  .demo-copy,.faq-grid>.stack{position:static}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .facts>div:nth-child(3){padding-left:0;border-left:0}
  .facts>div:nth-child(n+3){border-top:1px solid var(--hairline);margin-top:28px}
  .pilot{grid-template-columns:minmax(0,1fr)}
  .pilot .btn{justify-self:start}
  .founder-visual{max-width:420px}
}
@media (max-width:767px){
  .hero{padding-top:40px}
  .drawing{padding:10px 10px 0}
  .balloon{width:30px;height:30px;font-size:13px}
  .parts{margin:6px -10px 0;padding:12px 10px 12px}
  .parts-list{grid-template-columns:minmax(0,1fr)}
  .drawing-top{flex-direction:column;align-items:stretch}
  .branch-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
  .branch-tabs button{padding:0 8px;min-height:44px}
  .facts{margin-top:40px}
  .facts>div{padding:20px 12px 0 0}
  .facts>div+div{padding-left:12px}
  .facts>div:nth-child(3){padding-left:0}
  .specs>div{grid-template-columns:minmax(0,1fr);gap:2px}
  .pilot{padding:var(--s-lg)}
  .pilot .btn{justify-self:stretch}
  .faq-body{padding-right:0}
  .founder-visual{max-width:none}
  .founder-visual .portrait{max-height:360px}
}
@media (prefers-reduced-motion:reduce){
  .d-coolant,.p-route,.plan,.balloon::after{animation:none}
}

.portrait{display:block;width:100%;aspect-ratio:4/5;border-radius:var(--r-xl);object-fit:cover;background:var(--surface-card)}
.portrait-placeholder{display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:500;color:var(--muted);border:1px dashed var(--hairline)}
.brand-mark{width:30px;height:30px}

/* ==========================================================================
   Branding „Filstal & Bon“
   ========================================================================== */

/* Display-Schrift: kräftig, eng, warm */
.hero h1,.h2,.callout-title,.result .big,.facts dt,.quote p,.pilot-title,.tiles .tile h3,
.legal h1,.legal h2,.brand-name,.footer-brand,.avatar,.d-label{font-family:var(--serif);font-weight:700;letter-spacing:-.035em}
.hero h1{font-size:clamp(36px,4.6vw,66px);line-height:1.0}
.h2{line-height:1.05}
.tiles .tile h3{font-weight:600;letter-spacing:-.02em}
.brand-name{font-size:23px;letter-spacing:-.04em}
.footer-brand{letter-spacing:-.04em}
.quote p{font-weight:600;line-height:1.15}

/* Logo: Preisschild mit zwei Wellen (zwei Brüder, ein Bach) */
.brand-mark{width:30px;height:30px;color:var(--ink)}
.brand-mark .bm-wave{stroke:var(--signal)}
.footer-brand .brand-mark{color:var(--on-dark);width:24px;height:24px}

/* Etiketten statt Überzeilen */
.eyebrow{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.08em;color:var(--body)}
.eyebrow::before{content:"";width:9px;height:9px;border-radius:2px;background:var(--signal);flex-shrink:0}
.dark .eyebrow{color:var(--on-dark-soft)}
.callout .eyebrow{color:rgba(255,255,255,.8)}
.section-head .eyebrow,.stack>.eyebrow{margin-bottom:2px}
.step-meta,.parts-title,.drawing-kicker,.sources-label,.specs dt,.footer-head{font-family:var(--mono);letter-spacing:.08em}
.step-meta{color:var(--primary)}

/* Buttons: etwas satter, CTA mit Pfeil-Gefühl */
.btn{font-weight:600;border-radius:var(--r-md)}
.btn-primary{background:var(--primary)}
.btn-secondary{background:var(--surface-raised)}

/* Karten wie Aushänge: weißes Papier, feine Linie, Nummer oben rechts */
.grid-3{counter-reset:karte}
.feature-card{position:relative;background:var(--surface-raised);border:1px solid var(--hairline);counter-increment:karte}
.feature-card::after{content:counter(karte,decimal-leading-zero);position:absolute;top:22px;right:24px;font:500 12px var(--mono);color:var(--muted-soft)}
.band-soft .feature-card{background:var(--surface-raised)}
.feature-card .icon{color:var(--primary)}
.feature-card h3{font-family:var(--serif);font-size:21px;font-weight:600;letter-spacing:-.02em;line-height:1.2}
.badge-signal{background:var(--signal);color:var(--ink);font-family:var(--mono);letter-spacing:.08em}

/* Zeichnung: Aushang auf Papier mit Punktraster */
.drawing,.arch{background-color:var(--surface-raised);background-image:radial-gradient(var(--grid) 1px,transparent 1.2px);background-size:16px 16px;background-position:0 0}
.drawing{border-color:var(--hairline)}
.p-wall{stroke:var(--ink)}
.p-route{stroke:var(--primary)}
.d-flowhead{stroke:var(--primary)}
.d-titleblock rect{fill:var(--surface-raised)}
.branch-tabs button[aria-pressed="true"]{background:var(--primary);color:var(--on-accent)}
.branch-tabs-dark button[aria-pressed="true"]{background:var(--signal);color:var(--ink)}
.balloon{border-width:1.5px;font-weight:600}
.balloon:hover,.balloon.is-active{background:var(--ink);color:var(--signal)}
.a-boundary{stroke:var(--primary)}.a-boundary-label{fill:var(--primary)}
.a-box-accent rect{fill:var(--primary);stroke:var(--primary)}

/* Fakten-Zeile */
.facts dt{font-size:clamp(40px,3.8vw,56px)}
.facts dt::after{content:"";display:block;width:24px;height:3px;background:var(--signal);margin-top:14px}

/* ---------- Der Assistent als Kassenbon ---------- */
.assist{--edge:var(--dark);position:relative;border:0;border-radius:0 0 var(--r-lg) var(--r-lg);background:var(--surface-raised);overflow:visible}
.assist::before{content:"";position:absolute;left:0;right:0;top:-1px;height:10px;z-index:1;
  background:linear-gradient(135deg,var(--edge) 5px,transparent 5.5px) 0 0/12px 10px repeat-x,
             linear-gradient(225deg,var(--edge) 5px,transparent 5.5px) 0 0/12px 10px repeat-x}
.assist-head{flex-direction:column;align-items:center;text-align:center;gap:6px;padding:26px 20px 14px;border-bottom:1px dashed var(--hairline)}
.assist-title{font-family:var(--mono);font-size:13px;font-weight:500;letter-spacing:.14em;text-transform:uppercase}
.assist-badge{font-family:var(--mono);font-size:11px;letter-spacing:.04em;background:transparent;border:1px dashed var(--muted-soft);border-radius:var(--r-xs)}
.q-bubble{background:var(--primary);border-radius:var(--r-lg) var(--r-lg) var(--r-xs) var(--r-lg)}
.stages{font-family:var(--mono);font-size:12.5px}
.stages li.active .stage-icon{border-color:var(--primary);border-top-color:transparent}
.stages li.done .stage-icon{background:var(--primary);border-color:var(--primary)}
.answer.streaming>*:last-child::after{background:var(--signal)}
.cite{background:var(--signal-soft);color:var(--ink)}
.cite[aria-expanded="true"]{background:var(--signal);color:var(--ink)}
.sources{border-top:1px dashed var(--hairline);padding-top:14px}
.src{background:var(--canvas);border-color:var(--hairline)}
.src[aria-expanded="true"],.src-excerpt{border-color:var(--primary)}
.src-num{background:var(--signal-soft)}
.src-excerpt blockquote{font-family:var(--mono);font-size:13.5px;line-height:1.6;border-left-color:var(--signal)}
.assist-ask{background:var(--canvas);border-top:1px dashed var(--hairline);border-radius:0 0 var(--r-lg) var(--r-lg)}
.q-chip{background:var(--surface-raised)}
.q-chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--on-dark)}

/* ---------- Nutzen-Rechner: Ergebnis als Beleg ---------- */
.result{--edge:var(--dark-elevated);position:relative;background:var(--surface-raised);color:var(--ink);border-radius:0;padding:40px var(--s-xl) 40px;gap:var(--s-md)}
.result::before,.result::after{content:"";position:absolute;left:0;right:0;height:10px}
.result::before{top:-1px;background:linear-gradient(135deg,var(--edge) 5px,transparent 5.5px) 0 0/12px 10px repeat-x,linear-gradient(225deg,var(--edge) 5px,transparent 5.5px) 0 0/12px 10px repeat-x}
.result::after{bottom:-1px;background:linear-gradient(45deg,var(--edge) 5px,transparent 5.5px) 0 100%/12px 10px repeat-x,linear-gradient(315deg,var(--edge) 5px,transparent 5.5px) 0 100%/12px 10px repeat-x}
.bon-head{font:500 12px var(--mono);letter-spacing:.14em;text-transform:uppercase;text-align:center;color:var(--muted);padding-bottom:12px;border-bottom:1px dashed var(--hairline)}
.result .label{font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.result .big{color:var(--ink)}
.result .bigger{color:var(--primary)}
.result hr{background:none;border-top:1px dashed var(--hairline)}
.result .formula{font-size:13.5px;color:var(--muted)}
.dark .result strong{color:var(--ink)}

/* Ablauf */
.tile-price{border-color:var(--primary);border-width:1.5px}
.tile .price span{color:var(--primary);font-family:var(--mono);letter-spacing:.08em}
.tile .price{font-family:var(--serif);font-weight:700;letter-spacing:-.03em}
.pilot-list .icon{color:var(--signal)}

/* Kontakt-Callout: Filstal-Grün mit Wellenlinie */
.callout{position:relative;overflow:hidden}
.callout-title{font-size:clamp(30px,3.2vw,42px)}

/* Footer mit Bach */
.site-footer{position:relative;padding-top:88px}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:28px;height:14px;opacity:.5;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='14' viewBox='0 0 48 14'%3E%3Cpath d='M0 7c6-6 12 6 24 0s18 6 24 0' fill='none' stroke='%2396D2B6' stroke-width='1.5'/%3E%3C/svg%3E") repeat-x 0 0/48px 14px}
.footer-bottom p{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

@media (max-width:767px){
  .assist-head{padding:24px 16px 12px}
  .result{padding:36px var(--s-lg)}
  .feature-card::after{top:18px;right:18px}
}
@media print{.assist::before,.result::before,.result::after,.site-footer::before{display:none}}
.hero h1{font-size:clamp(34px,4vw,58px);line-height:1.02}
strong,.answer strong{font-weight:600}