/* MIA (Management Immobilien Auch) GmbH — statische Visitenkarte
   Entwurf "Lagepläne": Farbgebung an den Originalton des MIA-Logos angelehnt
   (petrolfarbenes Teal, geschätzt aus dem Logo — siehe ANALYSE-STATUS.md). */

/* Lokal gehostete Schriften (keine Verbindung zu Google-Servern).
   IBM Plex Sans (IBM) und Zilla Slab (Mozilla): SIL Open Font License 1.1.
   Nur Latin-Zeichensatz; Quelle: Google Fonts, siehe assets/fonts/README.txt. */
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:400 700;font-display:swap;src:url("../fonts/ibm-plex-sans-latin.woff2") format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:"Zilla Slab";font-style:normal;font-weight:500;font-display:swap;src:url("../fonts/zilla-slab-500.woff2") format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:"Zilla Slab";font-style:normal;font-weight:600;font-display:swap;src:url("../fonts/zilla-slab-600.woff2") format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}

:root{
  --paper:#f2f1ea;
  --ink:#14424c;
  --teal:#1d7f91;
  --line:#c9d2ce;
  --slate:#4f6b72;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:"IBM Plex Sans", system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing:antialiased;
  padding-inline:16px;
}

a{color:var(--teal);}
a:focus-visible, button:focus-visible{outline:2px solid var(--teal); outline-offset:2px;}

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--ink); color:var(--paper);
  padding:10px 16px; z-index:100;
}
.skip-link:focus{left:16px; top:16px;}

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

.sheet{
  max-width:1040px; margin:0 auto; padding:28px 0 64px;
  border-left:1px solid var(--line); border-right:1px solid var(--line);
}
.sheet-inner{padding-inline:clamp(16px,4vw,48px);}

/* Kopfzeile / Navigation */
.site-header{
  display:flex; justify-content:space-between; align-items:center; gap:24px;
  padding:8px 0 24px; border-bottom:1px solid var(--line); margin-bottom:8px;
  flex-wrap:wrap;
}
.site-header .brand{display:flex; align-items:center; gap:12px; text-decoration:none; color:var(--ink);}
.site-header .brand img{width:130px; height:auto;}
.site-nav{display:flex; gap:22px; font:500 14px/1 "IBM Plex Sans",sans-serif; flex-wrap:wrap;}
.site-nav a{text-decoration:none; color:var(--slate);}
.site-nav a:hover, .site-nav a[aria-current="page"]{color:var(--ink);}
.site-nav a[aria-current="page"]{border-bottom:2px solid var(--teal); padding-bottom:2px;}

/* Titelblock (Adresse/Meta wie auf Bauzeichnungen) */
.meta-line{font:400 12px/1 "IBM Plex Sans",sans-serif; color:var(--slate); padding:12px 0 40px;}

/* Hero */
.hero{
  display:grid; grid-template-columns:1.5fr 1fr; gap:40px; align-items:end; margin-bottom:64px;
}
@media(max-width:720px){ .hero{grid-template-columns:1fr;} }
.hero h1{
  font:600 clamp(32px,5vw,52px)/1.1 "Zilla Slab", serif; margin:0 0 18px; text-wrap:balance;
}
.hero p{font:400 17px/1.6 "IBM Plex Sans",sans-serif; max-width:46ch; color:var(--slate); margin:0;}

.titleblock{border:1px solid var(--ink); padding:16px 18px; font:400 13px/1.7 "IBM Plex Sans",sans-serif;}
.titleblock dt{color:var(--slate); font-size:11px;}
.titleblock dd{margin:0 0 10px; font-weight:500;}
.titleblock dd:last-child{margin-bottom:0;}

/* Seiten-/Abschnittsköpfe */
.page-title{font:600 clamp(30px,4.5vw,44px)/1.15 "Zilla Slab",serif; margin:0 0 20px; text-wrap:balance;}
h2{font:600 24px/1.25 "Zilla Slab",serif; margin:0 0 16px;}
h3{font:500 18px/1.3 "Zilla Slab",serif; margin:0 0 8px;}
.lead{font:400 16px/1.65 "IBM Plex Sans",sans-serif; max-width:64ch; color:var(--slate); margin:0 0 12px;}
p{font:400 16px/1.65 "IBM Plex Sans",sans-serif; max-width:70ch;}

section{margin-bottom:56px;}
section > :last-child{margin-bottom:0;}

/* Referenzen-Liste */
.ref-list{list-style:none; margin:24px 0 0; padding:0; display:flex; flex-direction:column;}
.ref-item{padding:24px 0; border-top:1px solid var(--line);}
.ref-list li:last-child{border-bottom:1px solid var(--line);}
.ref-head{display:flex; justify-content:space-between; align-items:baseline; gap:16px; flex-wrap:wrap; margin-bottom:14px;}
.ref-name{font:500 20px/1.3 "Zilla Slab",serif; margin:0;}
.ref-city{display:block; font:400 13px/1.4 "IBM Plex Sans",sans-serif; color:var(--slate); margin-top:2px;}
.ref-tag{font:400 12px/1 "IBM Plex Sans",sans-serif; color:var(--slate); white-space:nowrap;}
.ref-photos{display:flex; gap:12px; flex-wrap:wrap;}
.ref-photos img{border:1px solid var(--line); width:220px; height:165px; object-fit:cover;}
.ref-photos .plan{width:110px; height:110px; border-color:var(--teal); object-fit:contain; background:#fff;}
.ref-photos figure{margin:0;}
.ref-photos figcaption{font:400 11px/1.4 "IBM Plex Sans",sans-serif; color:var(--slate); margin-top:4px; max-width:220px;}
.ref-photos a{display:block; border-radius:0;}
.ref-photos a img{cursor:zoom-in;}
.ref-photos a:focus-visible{outline:2px solid var(--teal); outline-offset:2px;}

/* Vergrößerte Ansicht (reines CSS, kein JavaScript nötig) */
.lightbox{
  position:fixed; inset:0; z-index:200; display:flex; align-items:center; justify-content:center;
  padding:24px; visibility:hidden; opacity:0; transition:opacity .15s ease;
}
.lightbox:target{visibility:visible; opacity:1;}
.lightbox-backdrop{position:absolute; inset:0; background:rgba(20,34,38,0.9); display:block;}
.lightbox figure{position:relative; z-index:1; margin:0; max-width:min(92vw,1100px); text-align:center;}
.lightbox img{max-width:100%; max-height:80vh; width:auto; height:auto; display:block; margin:0 auto; border:1px solid var(--paper); background:var(--paper);}
.lightbox figcaption{color:var(--paper); font:400 13px/1.5 "IBM Plex Sans",sans-serif; margin-top:12px;}
.lightbox-close{
  position:absolute; top:18px; right:22px; z-index:2; color:var(--paper); text-decoration:none;
  font:400 20px/1 "IBM Plex Sans",sans-serif; width:40px; height:40px; border:1px solid var(--paper);
  display:flex; align-items:center; justify-content:center;
}
.lightbox-close:hover, .lightbox-close:focus-visible{background:var(--paper); color:var(--ink);}
@media (prefers-reduced-motion: reduce){ .lightbox{transition:none;} }

.ref-facts{
  border:1px solid var(--teal); padding:14px 20px; margin:18px 0 0; max-width:640px;
  display:grid; grid-template-columns:repeat(2,1fr); gap:12px 24px;
}
@media(max-width:560px){ .ref-facts{grid-template-columns:1fr;} }
.ref-facts > div{margin:0;}
.ref-facts dt{font:400 11px/1.4 "IBM Plex Sans",sans-serif; color:var(--slate); margin:0;}
.ref-facts dd{margin:2px 0 0; font:400 14px/1.5 "IBM Plex Sans",sans-serif; color:var(--ink);}

/* Kurzreferenzen auf der Startseite */
.ref-preview-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-top:20px;}
@media(max-width:760px){.ref-preview-grid{grid-template-columns:repeat(2,1fr);}}
.ref-preview-grid a{text-decoration:none; color:var(--ink);}
.ref-preview-grid img{width:100%; aspect-ratio:4/3; object-fit:cover; border:1px solid var(--line); margin-bottom:8px;}
.ref-preview-grid strong{display:block; font:500 14px/1.3 "Zilla Slab",serif;}
.ref-preview-grid span{display:block; font:400 12px/1.4 "IBM Plex Sans",sans-serif; color:var(--slate);}

/* Personen (Unternehmen) */
.people{display:grid; grid-template-columns:repeat(2,1fr); gap:32px; margin-top:8px;}
@media(max-width:640px){.people{grid-template-columns:1fr;}}
.person{display:flex; gap:16px; align-items:flex-start;}
.person a{display:block; flex:none;}
.person a:focus-visible{outline:2px solid var(--teal); outline-offset:2px;}
.person img{width:88px; height:88px; object-fit:cover; border:1px solid var(--line); flex:none; cursor:zoom-in;}
.person strong{display:block; font:600 17px/1.3 "Zilla Slab",serif;}
.person span{display:block; font:400 13px/1.5 "IBM Plex Sans",sans-serif; color:var(--slate);}

/* Kontakt-/Fußbereich */
.contact-grid{display:flex; flex-wrap:wrap; gap:32px; padding-top:32px; border-top:1px solid var(--ink);}
.contact-grid div{font:400 14px/1.7 "IBM Plex Sans",sans-serif;}
.contact-grid dt{color:var(--slate); font-size:11px; margin-bottom:2px;}
.contact-grid dd{margin:0; font-weight:500; color:var(--ink);}
.contact-grid a{text-decoration:none;}
.contact-grid a:hover{text-decoration:underline;}

.site-footer{margin-top:40px; font:400 12px/1.6 "IBM Plex Sans",sans-serif; color:var(--slate); display:flex; gap:16px; flex-wrap:wrap;}
.site-footer a{color:var(--slate); text-decoration:underline;}

/* Rechtstexte (Impressum/Datenschutz) */
.legal h2{font-size:20px; margin-top:36px;}
.legal h2:first-of-type{margin-top:0;}
.legal dl{font:400 15px/1.7 "IBM Plex Sans",sans-serif;}
.legal dt{color:var(--slate); font-size:12px; margin-top:12px;}
.legal dd{margin:0;}
.legal-note{
  font:400 13px/1.6 "IBM Plex Sans",sans-serif; color:var(--slate);
  border-left:2px solid var(--teal); padding-left:14px; margin:24px 0;
}