/* ============================================================
   wandbefund.de — Design-System (Startseite)
   Farbsystem codiert die Diagnose:
   warme Töne = trockener Putz · kühles Schiefer = Feuchtigkeit
   ============================================================ */
:root{
  --kalk:#FBFAF7;      /* Kalkanstrich — Basis */
  --putz:#EBE4D9;      /* trockener Putz — Sektionen */
  --putz-tief:#DDD3C4;
  --ink:#201D1A;       /* warmes Fastschwarz */
  --ink-60:#6B635B;
  --ziegel:#B44E2C;    /* Ziegel — Akzent, aus dem Logo */
  --ziegel-tief:#9E4126;
  --ziegel-hell:#D9917C;
  --feucht:#43565C;    /* Feuchte — kühler Gegenpol */
  --feucht-tief:#2E3C41;
  --gelb:#C99A2E;
  --linie:#DAD3C8;
  --r:10px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Manrope',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-weight:300;
  color:var(--ink);background:var(--kalk);
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
b,strong{font-weight:800}
a{color:inherit}
img,svg{max-width:100%}
:focus-visible{outline:2.5px solid var(--ziegel);outline-offset:3px;border-radius:3px}
.wrap{max-width:1120px;margin:0 auto;padding:0 28px}
.mono{font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:11.5px;letter-spacing:.07em;text-transform:uppercase}

/* Skip-Link (Barrierefreiheit) */
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--ink);color:#fff;
  padding:10px 16px;border-radius:var(--r);text-decoration:none}
.skip:focus{left:8px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:inherit;font-size:15px;font-weight:500;border:0;cursor:pointer;
  padding:13px 22px;border-radius:var(--r);text-decoration:none;transition:transform .12s ease,background .15s ease}
.btn:active{transform:translateY(1px)}
.btn--pri{background:var(--ziegel);color:#fff}
.btn--pri:hover{background:var(--ziegel-tief)}
.btn--sec{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--linie)}
.btn--sec:hover{box-shadow:inset 0 0 0 1.5px var(--ink)}
.btn--sm{padding:10px 16px;font-size:14px}

/* ---------- Kopfzeile ---------- */
.top{position:sticky;top:0;z-index:50;background:rgba(251,250,247,.93);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--linie)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink)}
.brand .mark{width:30px;height:30px;flex:none;color:var(--ink)}
.brand .wm{font-size:20px;letter-spacing:-.02em;font-weight:500}
.brand .wm span{font-weight:800}
.nav{display:flex;align-items:center;gap:26px;font-size:15px}
.nav a:not(.btn){text-decoration:none;color:var(--ink-60)}
.nav a:not(.btn):hover{color:var(--ink)}

/* Mobiles Menü (CSS-only, ohne JS bedienbar) */
.burger{display:none;flex-direction:column;gap:5px;padding:10px;cursor:pointer;border-radius:8px}
.burger span{display:block;width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}
.navtoggle:focus-visible + .burger{outline:2.5px solid var(--ziegel);outline-offset:2px}

/* ---------- Hero ---------- */
.hero{padding:76px 0 0}
.hero .grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.hero h1{font-weight:800;font-size:clamp(36px,4.6vw,58px);line-height:1.04;letter-spacing:-.03em}
.hero h1 em{font-style:normal;color:var(--ziegel)}
.hero .lead{margin-top:20px;font-size:19px;color:var(--ink-60);max-width:30em}
.hero .cta{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.hero .trust{margin-top:22px;color:var(--ink-60);font-size:14px}

.figur{position:relative;border-radius:var(--r);overflow:hidden;box-shadow:0 18px 50px rgba(46,60,65,.18)}
.figur svg{display:block;width:100%;height:auto}
.figur .note{position:absolute;right:14px;top:16px;background:rgba(251,250,247,.94);
  border-radius:6px;padding:7px 11px;color:var(--ink)}
.figur .note strong{display:block;font-family:'Manrope';font-size:15px;font-weight:800;
  letter-spacing:0;text-transform:none;margin-top:2px}

/* ---------- Feuchtehorizont-Trenner ---------- */
.horizont{display:block;width:100%;height:56px;margin-bottom:-1px;color:var(--feucht-tief)}
.horizont path{fill:currentColor}

/* ---------- Abschnitte ---------- */
.sec{padding:78px 0}
.sec--putz{background:var(--putz)}
h2{font-weight:800;font-size:clamp(26px,3vw,36px);letter-spacing:-.02em;line-height:1.1}
.kicker{display:block;margin-bottom:12px;color:var(--ziegel)}
.sub{color:var(--ink-60);margin-top:12px;max-width:44em}

.nass{background:var(--feucht-tief);color:#EDE9E3;padding:12px 0 78px}
.nass h2{color:#fff}
.nass .kicker{color:var(--ziegel-hell)}
.nass .sub{color:#B9C2C5}

/* Symptomkarten */
.karten{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:38px}
.karte{background:#3B4C52;border-radius:var(--r);padding:22px;text-decoration:none;
  color:inherit;display:block;transition:background .15s ease}
.karte:hover{background:#455860}
.karte .sig{display:block;height:74px;border-radius:6px;margin-bottom:16px;overflow:hidden}
.karte .sig svg{width:100%;height:100%}
.karte h3{font-size:18px;font-weight:800;color:#fff}
.karte p{font-size:14.5px;color:#B9C2C5;margin-top:6px}
.karte .go{font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:11.5px;letter-spacing:.06em;
  color:var(--ziegel-hell);margin-top:14px;display:block}

/* Ablauf */
.schritte{display:grid;grid-template-columns:repeat(3,1fr);gap:34px;margin-top:44px;
  counter-reset:s;list-style:none}
.schritt{counter-increment:s;position:relative;padding-top:26px;border-top:2px solid var(--ink)}
.schritt::before{content:counter(s,decimal-leading-zero);position:absolute;top:-30px;left:0;
  font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:12px;color:var(--ziegel)}
.schritt h3{font-size:19px;font-weight:800}
.schritt p{color:var(--ink-60);font-size:15.5px;margin-top:7px}
.sec--putz .cta{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}

/* ---------- Fußzeile ---------- */
.foot{background:var(--ink);color:#A79E94;padding:52px 0 40px;font-size:14.5px}
.foot .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
.foot a{text-decoration:none;display:block;padding:3px 0;color:#A79E94}
.foot a:hover{color:#fff}
.brand--foot{color:#fff;margin-bottom:12px}
.brand--foot .mark{color:#fff}
.brand--foot .wm{color:#fff}
.foot-lead{max-width:30em}
.foot-h{color:#fff;font-size:13px;font-weight:800;margin-bottom:9px;letter-spacing:.02em}
.foot .klar{margin-top:34px;padding-top:20px;border-top:1px solid #3A342E;font-size:13.5px;line-height:1.65}
.foot .klar strong{color:#fff}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .hero .grid,.foot .cols{grid-template-columns:1fr}
  .karten,.schritte{grid-template-columns:1fr}
  .hero{padding-top:40px}
  .sec{padding:54px 0}

  /* Nav einklappen */
  .burger{display:flex}
  .nav{position:absolute;top:66px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--kalk);border-bottom:1px solid var(--linie);padding:8px 20px 18px;
    box-shadow:0 12px 24px rgba(32,29,26,.08);
    max-height:0;overflow:hidden;visibility:hidden;transition:max-height .25s ease}
  .nav a{padding:13px 4px;border-bottom:1px solid var(--linie)}
  .nav a.btn{margin-top:12px;padding:13px 18px;border-bottom:0;justify-content:center}
  .navtoggle:checked ~ .nav{max-height:80vh;visibility:visible}
  .navtoggle:checked + .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .navtoggle:checked + .burger span:nth-child(2){opacity:0}
  .navtoggle:checked + .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}
@media print{
  .top,.foot,.horizont,.burger{display:none}
  body{background:#fff;color:#000}
}