/* Dathe Immobilien Dresden — "Elbsandstein & Patina"
   Materialwelt: Dresdner Sandstein, Kupferdach-Patina, Schiefer-Tinte.
   Keine Fotos verfuegbar -> rein typografisch-zeichnerisch. */

:root{
  --stein:#E9E3D5;      /* Elbsandstein, Grund */
  --stein-tief:#DFD8C7; /* Karten / Wechselflaeche */
  --nacht:#1E2320;      /* dunkler Abschnitt */
  --tinte:#232823;      /* Fliesstext */
  --tinte-leise:#4C534B;/* Sekundaertext */
  --patina:#33604B;     /* Kupferdach-Patina, Akzent hell */
  --patina-hell:#7FB8A2;/* Akzent auf dunkel */
  --linie:#CBC2AD;      /* Haarlinie auf Stein */
  --linie-nacht:rgba(233,227,213,.16);

  /* Eine Hervorhebungsfarbe, am Untergrund gekippt */
  --hebung:var(--patina);

  --display:"Bricolage Grotesque",Georgia,serif;
  --body:"Newsreader",Georgia,serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;

  --mass:clamp(1.15rem,4vw,2rem);      /* Grundabstand */
  --rand:clamp(1.15rem,5vw,4.5rem);    /* Seitenrand */
  --breite:72rem;
}

.dunkel{ --hebung:var(--patina-hell); }
.fuss{ --hebung:var(--patina-hell); }
/* Helle Karten in dunklen Abschnitten setzen den Akzent zurueck */
.dunkel .karte{ --hebung:var(--patina); }

*,*::before,*::after{ box-sizing:border-box; }

html{ font-size:100%; -webkit-text-size-adjust:100%; }

body{
  margin:0;
  background:var(--stein);
  color:var(--tinte);
  font-family:var(--body);
  font-size:clamp(1.02rem,.55rem + 1.1vw,1.18rem);
  line-height:1.62;
  font-weight:420;
  hyphens:auto;
  text-wrap:pretty;
  overflow-wrap:break-word;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; height:auto; display:block; }

a{ color:inherit; }

/* --- Auszeichnungsstufen (genau vier, je eine Auspraegung) --- */

/* 1 Rubrik */
.rubrik{
  font-family:var(--mono);
  font-size:.8125rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--hebung);
  hyphens:manual;
  margin:0 0 1.1rem;
  display:flex;
  align-items:center;
  gap:.7rem;
}
.rubrik::before{
  content:"";
  inline-size:1.6rem;
  block-size:1px;
  background:currentColor;
  flex:0 0 auto;
}

/* 2 Datenwert */
.wert{
  font-family:var(--mono);
  color:var(--hebung);
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum" 1;
  hyphens:manual;
}

/* 3 Betonung im Fliesstext */
strong,.betont{
  font-weight:600;
  color:var(--hebung);
}

/* 4 Kennzahl / Display */
h1,h2,h3{
  font-family:var(--display);
  font-weight:600;
  line-height:1.04;
  text-wrap:balance;
  hyphens:manual;
  letter-spacing:-.015em;
  margin:0;
}
h1{ font-size:clamp(2.35rem,1.2rem + 5vw,4.6rem); font-weight:700; }
h2{ font-size:clamp(1.9rem,1.2rem + 2.8vw,3.1rem); }
h3{ font-size:clamp(1.25rem,1rem + 1vw,1.55rem); line-height:1.1; }

p{ margin:0 0 1.1rem; max-width:38rem; }
p:last-child{ margin-bottom:0; }

/* --- Grundgeruest --- */

.wrap{
  width:100%;
  max-width:var(--breite);
  margin-inline:auto;
  padding-inline:var(--rand);
}

.section{
  padding-block:clamp(3.5rem,7vw,7rem);
}

.dunkel{
  background:var(--nacht);
  color:var(--stein);
}
.dunkel .rubrik{ color:var(--hebung); }
.dunkel .tinte-leise{ color:#B4B7AC; }
.tinte-leise{ color:var(--tinte-leise); }

/* --- Kopf --- */

.kopf{
  position:sticky;
  top:0;
  z-index:20;
  background:color-mix(in srgb,var(--stein) 88%,transparent);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--linie);
}
.kopf__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  min-height:4.2rem;
  padding-block:.6rem;
}
.marke{
  font-family:var(--display);
  font-weight:700;
  font-size:1.12rem;
  letter-spacing:-.01em;
  text-decoration:none;
  hyphens:manual;
  line-height:1.05;
  min-width:0;
}
.marke span{ color:var(--patina); }
.kopf__nav{
  display:flex;
  align-items:center;
  gap:clamp(.9rem,2vw,1.8rem);
  font-family:var(--mono);
  font-size:.82rem;
  letter-spacing:.02em;
}
.kopf__nav a{ text-decoration:none; color:var(--tinte); white-space:nowrap; }
.kopf__nav a:hover{ color:var(--patina); }
.kopf__tel{ font-variant-numeric:tabular-nums; }
.kopf__nav .nav-leiste{ display:none; }

/* --- Hero --- */

.hero{ padding-block:clamp(3rem,7vw,6.5rem) clamp(3.5rem,7vw,7rem); }
.hero__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(2.5rem,5vw,4rem);
  align-items:start;
}
.hero__title{ margin-top:.4rem; }
.hero__lead{
  font-size:clamp(1.1rem,1rem + .6vw,1.35rem);
  color:var(--tinte-leise);
  margin-top:1.6rem;
  max-width:34rem;
}
.hero__cta{
  display:flex;
  flex-wrap:wrap;
  gap:.9rem;
  margin-top:2rem;
}
.hero__badge{
  margin-top:1.6rem;
  font-family:var(--mono);
  font-size:.8rem;
  letter-spacing:.04em;
  color:var(--tinte-leise);
}
.hero__badge .wert{ color:var(--patina); }

/* Signatur: Fassaden-Zeichnung */
.fassade{
  position:relative;
  border:1px solid var(--linie);
  background:
    linear-gradient(var(--linie) 1px,transparent 1px) 0 0/100% 2.4rem,
    var(--stein-tief);
  padding:clamp(1.2rem,3vw,2.2rem);
  border-radius:2px;
}
.fassade svg{
  width:100%;
  height:auto;
  max-width:19rem;
  margin-inline:auto;
  display:block;
}
.fassade #facade{
  fill:none;
  stroke:var(--patina);
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.fassade__legende{
  margin-top:1rem;
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--tinte-leise);
  display:flex;
  justify-content:space-between;
  gap:1rem;
  flex-wrap:wrap;
}

/* --- Knoepfe --- */

.btn{
  --bg:var(--patina); --fg:var(--stein);
  display:inline-flex;
  align-items:center;
  gap:.55rem;
  font-family:var(--mono);
  font-size:.9rem;
  letter-spacing:.01em;
  text-decoration:none;
  padding:.85em 1.4em;
  background:var(--bg);
  color:var(--fg);
  border:1px solid var(--bg);
  border-radius:2px;
  transition:transform .2s ease,background-color .2s ease;
  min-width:0;
}
.btn .wert{ color:inherit; }
.btn:hover{ transform:translateY(-2px); }
.btn--linie{
  --bg:transparent; --fg:var(--tinte);
  border-color:var(--tinte);
}
.btn--linie:hover{ background:var(--tinte); color:var(--stein); }
.dunkel .btn--linie{ --fg:var(--stein); border-color:var(--stein); }
.dunkel .btn--linie:hover{ background:var(--stein); color:var(--nacht); }

/* --- Leistungen --- */

.leistungen__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:1.1rem;
  margin-top:clamp(2rem,4vw,3rem);
}
.karte{
  background:var(--stein-tief);
  border:1px solid var(--linie);
  border-radius:2px;
  padding:clamp(1.4rem,3vw,2rem);
  min-width:0;
  transition:transform .2s ease,border-color .2s ease;
}
.karte:hover{ transform:translateY(-3px); border-color:var(--patina); }
.karte .rubrik{ margin-bottom:.9rem; }
.karte h3{ margin-bottom:.7rem; text-wrap:balance; }
.karte p{ color:var(--tinte-leise); margin-bottom:0; }

/* --- Ueber (dunkel) --- */

.ueber__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(2.2rem,5vw,4rem);
  align-items:start;
}
.ueber__text p{ color:#CDD0C6; }
.ueber__text p:first-of-type{ font-size:clamp(1.1rem,1rem + .5vw,1.28rem); color:var(--stein); }

/* Register: eine gemeinsame Spalte fuer alle Zeilen */
.register{
  display:grid;
  grid-template-columns:max-content 1fr;
  column-gap:clamp(1rem,3vw,2rem);
  margin:0;
}
.register__row{ display:contents; }
.register dt{
  font-family:var(--mono);
  font-size:.78rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--patina-hell);
  padding-block:.95rem;
  border-top:1px solid var(--linie-nacht);
  align-self:baseline;
}
.register dd{
  margin:0;
  padding-block:.95rem;
  border-top:1px solid var(--linie-nacht);
  color:var(--stein);
  min-width:0;
  overflow-wrap:anywhere;
}
/* Spalten beginnen auf einer Hoehe: erste Zeile ohne Polster/Linie */
.register .register__row:first-child dt,
.register .register__row:first-child dd{
  padding-top:0;
  border-top:0;
}

/* --- Kontakt --- */

.kontakt__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(2.2rem,5vw,3.5rem);
  align-items:start;
  margin-top:clamp(2rem,4vw,3rem);
}
.kontakt__zeile{ margin:0 0 1.4rem; }
.kontakt__zeile:last-child{ margin-bottom:0; }
.kontakt__label{
  font-family:var(--mono);
  font-size:.74rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--tinte-leise);
  display:block;
  margin-bottom:.3rem;
}
.kontakt__gross{
  font-family:var(--display);
  font-size:clamp(1.3rem,1rem + 1.6vw,1.9rem);
  font-weight:600;
  text-decoration:none;
  color:var(--tinte);
  font-variant-numeric:tabular-nums;
  hyphens:manual;
  line-height:1.1;
  display:inline-block;
  overflow-wrap:anywhere;
}
.kontakt__gross:hover{ color:var(--patina); }
address{ font-style:normal; overflow-wrap:anywhere; }
address .wert{ color:var(--patina); }

/* Formular */
.form{
  background:var(--stein-tief);
  border:1px solid var(--linie);
  border-radius:2px;
  padding:clamp(1.4rem,3.5vw,2.2rem);
  min-width:0;
}
.form__feld{ margin-bottom:1.1rem; }
.form__feld:last-of-type{ margin-bottom:1.4rem; }
.form label{
  display:block;
  font-family:var(--mono);
  font-size:.78rem;
  letter-spacing:.04em;
  color:var(--tinte-leise);
  margin-bottom:.4rem;
}
.form input,
.form select,
.form textarea{
  width:100%;
  min-width:0;
  font-family:var(--body);
  font-size:1rem;
  color:var(--tinte);
  background:var(--stein);
  border:1px solid var(--linie);
  border-radius:2px;
  padding:.7em .8em;
}
.form textarea{ resize:vertical; min-height:6.5rem; }
.form input:focus,
.form select:focus,
.form textarea:focus{
  outline:2px solid var(--patina);
  outline-offset:1px;
  border-color:var(--patina);
}
.form__hinweis{
  font-size:.82rem;
  color:var(--tinte-leise);
  margin:.9rem 0 0;
}

/* --- Fuss --- */

.fuss{
  background:var(--nacht);
  color:#B4B7AC;
  padding-block:clamp(2.8rem,5vw,4rem);
  font-size:.92rem;
}
.fuss__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:1.8rem;
}
.fuss .marke{ color:var(--stein); font-size:1.25rem; }
.fuss a{ color:#CDD0C6; text-decoration:none; }
.fuss a:hover{ color:var(--patina-hell); }
.fuss .wert{ color:var(--patina-hell); }
.fuss__recht{
  margin-top:1.6rem;
  padding-top:1.6rem;
  border-top:1px solid var(--linie-nacht);
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.03em;
  color:#8A8F86;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:.6rem;
}

/* --- Zugaenglichkeit --- */

:focus-visible{
  outline:2px solid var(--patina);
  outline-offset:2px;
  border-radius:1px;
}
.dunkel :focus-visible,.fuss :focus-visible{ outline-color:var(--patina-hell); }

.skip{
  position:absolute;
  left:.5rem; top:-3rem;
  background:var(--patina); color:var(--stein);
  padding:.5rem .9rem; border-radius:2px;
  font-family:var(--mono); font-size:.85rem;
  z-index:50;
  transition:top .2s ease;
}
.skip:focus{ top:.5rem; }

/* --- Groessere Viewports --- */

@media (min-width:620px){
  .leistungen__grid{ grid-template-columns:1fr 1fr; }
}
@media (min-width:880px){
  .hero__grid{ grid-template-columns:1.15fr .85fr; }
  .ueber__grid{ grid-template-columns:1.1fr .9fr; }
  .kontakt__grid{ grid-template-columns:.95fr 1.05fr; }
  .fuss__grid{ grid-template-columns:1.4fr 1fr 1fr; }
  .kopf__nav .nav-leiste{ display:inline; }
}

/* --- Bewegung aus, wenn gewuenscht --- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation:none !important;
    transition:none !important;
  }
}