/* ==========================================================
   Grafenhaus Verlag – Stylesheet
   ========================================================== */
:root{
  --bg:#f6f2eb; --bg-alt:#ede6da; --surface:#fffdf9;
  --ink:#1b1714; --ink-soft:#5d544b; --line:#ddd3c4;
  --accent:#b8873d; --accent-ink:#8a5f22;
  --dark:#14110f; --dark-2:#1f1a16; --on-dark:#f3ede3; --on-dark-soft:#b3a796;
  --ok:#2e6b45; --err:#a3302a;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --radius:14px; --shadow:0 1px 2px rgba(27,23,20,.05),0 12px 32px -12px rgba(27,23,20,.18);
  --w:1140px;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#15120f; --bg-alt:#1c1814; --surface:#221d18;
    --ink:#f1ebe2; --ink-soft:#b2a696; --line:#36302a;
    --accent:#d4a75e; --accent-ink:#e2bb78;
    --dark:#0e0c0a; --dark-2:#1a1612;
    --shadow:0 12px 32px -12px rgba(0,0,0,.6);
  }
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1.0625rem/1.65 var(--sans);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
a{color:var(--accent-ink);text-underline-offset:3px}
a:hover{color:var(--ink)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:500;line-height:1.15;letter-spacing:-.01em;margin:0 0 .6em}
h1{font-size:clamp(2.4rem,6vw,4.4rem)}
h2{font-size:clamp(1.8rem,3.6vw,2.7rem)}
h3{font-size:1.35rem}
p{margin:0 0 1em}
address{font-style:normal}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:1rem;top:-3rem;background:var(--ink);color:var(--bg);padding:.6rem 1rem;border-radius:8px;z-index:100}
.skip:focus{top:1rem}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

.wrap{width:min(100% - 2.5rem, var(--w));margin-inline:auto}
.narrow{max-width:760px}
.muted{color:var(--ink-soft)}
.eyebrow{font:600 .78rem/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--accent-ink);margin-bottom:1.1rem}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font:600 .98rem/1 var(--sans);padding:1rem 1.6rem;border-radius:999px;border:1px solid var(--ink);
  background:var(--ink);color:var(--bg);text-decoration:none;cursor:pointer;
  transition:transform .2s ease,background .2s,color .2s,border-color .2s}
.btn:hover{transform:translateY(-1px);background:var(--accent);border-color:var(--accent);color:#1b1714}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.btn-sm{padding:.65rem 1.1rem;font-size:.9rem}
.btn-block{width:100%}
.btn[disabled]{opacity:.6;pointer-events:none}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 82%,transparent);
  backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.site-header.scrolled{border-color:var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:.7rem;color:var(--ink);text-decoration:none}
.logo span{font:500 1.3rem/1 var(--serif);letter-spacing:.01em}
.logo-mark .logo-g{stroke:var(--accent)}
.logo em{font-style:italic;color:var(--accent-ink);margin-left:.3rem}
.nav{display:flex;align-items:center;gap:2rem}
.nav a{color:var(--ink);text-decoration:none;font-size:.95rem}
.nav a:not(.btn):hover{color:var(--accent-ink)}
.nav .btn{color:var(--bg)}
.nav-toggle{display:none;background:none;border:0;padding:.6rem;cursor:pointer;color:var(--ink)}
.nav-toggle span:not(.sr){display:block;width:24px;height:2px;background:currentColor;margin:5px 0;transition:transform .25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(3.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){transform:translateY(-3.5px) rotate(-45deg)}
@media (max-width:820px){
  .nav-toggle{display:block}
  .nav{position:fixed;inset:76px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--bg);border-bottom:1px solid var(--line);padding:.5rem 1.25rem 1.5rem;
    transform:translateY(-8px);opacity:0;visibility:hidden;transition:.25s ease}
  .nav.open{transform:none;opacity:1;visibility:visible}
  .nav a{padding:1rem 0;border-bottom:1px solid var(--line);font-size:1.05rem}
  .nav .btn{margin-top:1rem;border-bottom:0}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(5rem,12vw,9rem) 0 clamp(5rem,10vw,8rem)}
.hero-inner{position:relative;z-index:1}
.hero-inner>*{max-width:900px}
.hero h1 span{color:var(--ink-soft);font-style:italic}
.lead{font-size:clamp(1.1rem,1.6vw,1.3rem);color:var(--ink-soft);max-width:640px;margin:1.5rem 0 2.5rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:.8rem}
.hero-deco{position:absolute;right:-12%;top:-20%;width:min(70vw,780px);aspect-ratio:1;border-radius:50%;
  background:radial-gradient(closest-side,color-mix(in srgb,var(--accent) 28%,transparent),transparent 70%);
  filter:blur(10px);pointer-events:none}
.hero-deco::after{content:"";position:absolute;inset:18%;border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);border-radius:50%}

/* ---------- Sections ---------- */
.section{padding:clamp(4.5rem,9vw,7.5rem) 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:var(--dark);color:var(--on-dark)}
.section-dark .eyebrow{color:var(--accent)}
.section-dark a{color:var(--on-dark)}
.section-head{max-width:680px;margin-bottom:3rem}
.split{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(2rem,6vw,6rem);align-items:start}
.prose p{color:var(--ink-soft);font-size:1.1rem}
.legal .prose p,.legal .prose address{font-size:1rem}
@media (max-width:820px){.split{grid-template-columns:1fr}}

/* ---------- Cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
@media (max-width:900px){.cards{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:2rem;
  transition:transform .3s ease,box-shadow .3s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card p{color:var(--ink-soft);margin:0}
.card-icon{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;margin-bottom:1.4rem;
  background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent-ink)}
.card-icon svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.facts{list-style:none;padding:0;margin:3rem 0 0;display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line)}
.facts li{padding:1.6rem 1rem 0 0;display:grid;gap:.2rem}
.facts strong{font:500 1.5rem/1.2 var(--serif)}
.facts span{color:var(--ink-soft);font-size:.95rem}
@media (max-width:640px){.facts{grid-template-columns:1fr}.facts li{padding-bottom:.4rem}}

/* ---------- Formular ---------- */
.form-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(2rem,6vw,5rem);align-items:start}
@media (max-width:900px){.form-wrap{grid-template-columns:1fr}}
.form-intro{position:sticky;top:110px}
@media (max-width:900px){.form-intro{position:static}}
.contact-mini{display:grid;gap:.4rem;margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--line)}
.contact-mini a{color:var(--ink);text-decoration:none;font-weight:500}
.contact-mini a:hover{color:var(--accent-ink)}
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:calc(var(--radius) + 6px);
  padding:clamp(1.5rem,4vw,2.5rem);box-shadow:var(--shadow)}
.form{display:grid;gap:1.15rem}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1.15rem}
@media (max-width:560px){.grid-2{grid-template-columns:1fr}}
.field{display:grid;gap:.4rem;font-size:.88rem;font-weight:600;color:var(--ink)}
input,select,textarea{font:400 1rem/1.4 var(--sans);color:var(--ink);background:var(--bg);
  border:1px solid var(--line);border-radius:10px;padding:.85rem 1rem;width:100%;
  transition:border-color .2s,box-shadow .2s,background .2s}
input:hover,select:hover,textarea:hover{border-color:color-mix(in srgb,var(--ink) 30%,var(--line))}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--accent);background:var(--surface);
  box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 20%,transparent)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23887a6a' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right .9rem center;background-size:18px;padding-right:2.6rem}
textarea{resize:vertical;min-height:140px}
[aria-invalid="true"]{border-color:var(--err)}
.field-err{color:var(--err);font-weight:500;font-size:.85rem}
.check{display:flex;gap:.75rem;align-items:flex-start;font-size:.92rem;color:var(--ink-soft);cursor:pointer}
.check input{width:20px;height:20px;flex:none;margin-top:.15rem;accent-color:var(--accent);padding:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.notice{display:flex;gap:.9rem;align-items:flex-start;padding:1rem 1.2rem;border-radius:12px;margin-bottom:1.3rem;font-size:.97rem}
.notice svg{width:24px;height:24px;flex:none;fill:none;stroke:currentColor;stroke-width:2.2}
.notice-ok{background:color-mix(in srgb,var(--ok) 13%,transparent);color:var(--ok)}
.notice-err{background:color-mix(in srgb,var(--err) 12%,transparent);color:var(--err)}

/* ---------- Kontakt ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
.contact-tile{display:grid;gap:.6rem;padding:2rem;border-radius:var(--radius);text-decoration:none;
  background:var(--dark-2);border:1px solid rgba(255,255,255,.07);transition:border-color .25s,transform .25s}
.contact-tile:hover{border-color:var(--accent);transform:translateY(-3px)}
.contact-tile .label{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-soft)}
.contact-tile .value{font:500 1.2rem/1.3 var(--serif);color:var(--on-dark);word-break:break-word}
.note{margin-top:2.5rem;color:var(--on-dark-soft);font-size:.95rem;max-width:720px}
.note a{color:var(--accent)}

/* ---------- Rechtliche Seiten ---------- */
.legal-hero{padding:clamp(4rem,9vw,6.5rem) 0 2rem;border-bottom:1px solid var(--line)}
.legal-hero h1{font-size:clamp(2.2rem,5vw,3.4rem);margin:0}
.legal-hero .muted{margin:1rem 0 0}
.legal{padding-top:3rem}
.legal h2{font-size:1.3rem;margin:2.4rem 0 .6rem}
.legal h2:first-of-type{margin-top:1.4rem}
.error-page{border:0;padding-bottom:6rem}
.error-page .btn{margin-top:1rem}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:var(--on-dark-soft);padding:4rem 0 2rem;font-size:.95rem;
  border-top:1px solid rgba(255,255,255,.06)}
.site-footer a{color:var(--on-dark);text-decoration:none}
.site-footer a:hover{color:var(--accent)}
.site-footer h4{font:600 .78rem/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-soft);margin-bottom:1rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem}
@media (max-width:720px){.footer-grid{grid-template-columns:1fr}}
.logo-footer{color:var(--on-dark);margin-bottom:1rem}
.footer-bottom{display:flex;justify-content:space-between;gap:1rem;margin-top:3rem;padding-top:1.5rem;
  border-top:1px solid rgba(255,255,255,.08);font-size:.85rem}

/* ---------- Animation ---------- */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none}
  *{transition:none!important}
}