/* S&M Gebäudereinigung — styles.css */

:root{
  --brand:#0D4A5F;
  --brand-700:#093646;
  --brand-400:#17869F;
  --brand-100:#E3EFF3;
  --accent:#F5B301;
  --accent-700:#A87A00;
  --accent-100:#FDF2D2;
  --ink:#12222A;
  --ink-2:#33474F;
  --muted:#5A6E78;
  --bg:#FFFFFF;
  --bg-2:#F1F6F8;
  --border:#DCE7EB;
  --ok:#1C7A57;
  --radius:10px;
  --shadow-s:0 1px 2px rgba(13,74,95,.06),0 2px 8px rgba(13,74,95,.06);
  --shadow-m:0 2px 6px rgba(13,74,95,.07),0 14px 34px -18px rgba(13,74,95,.35);
  --wrap:1140px;
  --gut:clamp(18px,4vw,32px);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Source Sans 3",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:1.0625rem;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-400)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{
  outline:3px solid var(--accent);outline-offset:2px;border-radius:4px;
}

h1,h2,h3,h4,.display{
  font-family:Manrope,system-ui,"Segoe UI",Arial,sans-serif;
  line-height:1.14;letter-spacing:-.02em;text-wrap:balance;margin:0 0 .5em;
  color:var(--brand-700);
}
h1{font-size:clamp(2.05rem,1.35rem + 2.9vw,3.4rem);font-weight:800}
h2{font-size:clamp(1.55rem,1.2rem + 1.5vw,2.25rem);font-weight:800}
h3{font-size:clamp(1.18rem,1.08rem + .45vw,1.4rem);font-weight:700}
h4{font-size:1.05rem;font-weight:700;margin-bottom:.35em}
p{margin:0 0 1.05em}
p:last-child,ul:last-child,ol:last-child{margin-bottom:0}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.narrow{max-width:72ch}
.section{padding-block:clamp(48px,7vw,88px)}
.section--tint{background:var(--bg-2);border-block:1px solid var(--border)}
.section--brand{background:var(--brand);color:#EAF4F7}
.section--brand h2,.section--brand h3{color:#fff}
.stack{display:flex;flex-direction:column;gap:clamp(14px,2vw,20px)}
.eyebrow{
  font-family:Manrope,sans-serif;font-size:.78rem;font-weight:700;letter-spacing:.13em;
  text-transform:uppercase;color:var(--brand-400);margin:0 0 .8em;
}
.section--brand .eyebrow{color:var(--accent)}
.lead{font-size:clamp(1.09rem,1.02rem + .3vw,1.24rem);color:var(--ink-2)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:Manrope,sans-serif;font-weight:700;font-size:1rem;line-height:1.2;
  padding:.92em 1.5em;border-radius:var(--radius);border:2px solid transparent;
  text-decoration:none;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,background-color .12s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--accent);color:#2E2100;box-shadow:var(--shadow-s)}
.btn--primary:hover{background:#FFC21F;box-shadow:var(--shadow-m)}
.btn--ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn--ghost:hover{background:var(--brand);color:#fff}
.btn--onbrand{background:#fff;color:var(--brand-700);border-color:#fff}
.btn--onbrand:hover{background:var(--accent);border-color:var(--accent);color:#2E2100}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* ---------- header ---------- */
.topbar{background:var(--brand-700);color:#CFE3EA;font-size:.88rem}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:6px 22px;justify-content:space-between;padding-block:7px}
.topbar a{color:#fff;text-decoration:none;font-weight:600}
.topbar a:hover{text-decoration:underline}

.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.site-header .wrap{display:flex;align-items:center;gap:20px;justify-content:space-between;padding-block:12px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--brand-700);flex:none}
.brand svg{flex:none}
.brand b{font-family:Manrope,sans-serif;font-weight:800;font-size:1.12rem;line-height:1.1;letter-spacing:-.02em;display:block;color:#16181A}
.brand span{display:block;font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);font-weight:600}

.nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav a{
  font-family:Manrope,sans-serif;font-weight:600;font-size:.94rem;color:var(--ink-2);
  text-decoration:none;padding:.5em .68em;border-radius:7px;white-space:nowrap;
}
.nav a:hover{background:var(--brand-100);color:var(--brand-700)}
.nav a[aria-current="page"]{color:var(--brand-700);background:var(--brand-100)}
.header-cta{flex:none}
.nav-toggle{display:none}

@media (max-width:1040px){
  .header-cta{display:none}
}
@media (max-width:900px){
  .nav-toggle{
    display:inline-flex;align-items:center;gap:.5em;background:var(--brand);color:#fff;
    border:none;border-radius:8px;padding:.6em .9em;font-family:Manrope,sans-serif;font-weight:700;font-size:.95rem;cursor:pointer;
  }
  .nav{
    display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;
    align-items:stretch;gap:2px;background:#fff;border-bottom:1px solid var(--border);
    padding:10px var(--gut) 16px;box-shadow:var(--shadow-m);
  }
  .nav.is-open{display:flex}
  .nav a{padding:.75em .6em;font-size:1rem}
  .site-header .wrap{position:relative;flex-wrap:wrap}
}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--brand-700);color:#fff;overflow:hidden}
.hero__media{position:absolute;inset:0}
.hero__media img{width:100%;height:100%;object-fit:cover;opacity:.32}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,var(--brand-700) 22%,rgba(9,54,70,.86) 52%,rgba(9,54,70,.55) 100%);
}
.hero .wrap{position:relative;z-index:2;padding-block:clamp(56px,9vw,104px)}
.hero h1{color:#fff;max-width:17ch}
.hero .lead{color:#D6E8EE;max-width:56ch}
.hero .eyebrow{color:var(--accent)}
.hero-points{display:flex;flex-wrap:wrap;gap:8px 20px;margin:26px 0 0;padding:0;list-style:none;font-weight:600;color:#D6E8EE}
.hero-points li{display:flex;align-items:center;gap:.45em;font-size:.97rem}
.hero-points svg{flex:none;color:var(--accent)}

/* ---------- page header (inner pages) ---------- */
.pagehead{background:var(--brand-700);color:#fff;padding-block:clamp(38px,6vw,64px)}
.pagehead h1{color:#fff;margin-bottom:.35em}
.pagehead .lead{color:#D6E8EE}
.crumbs{font-size:.86rem;color:#9FC2CE;margin:0 0 1em}
.crumbs a{color:#CFE3EA}

/* ---------- trust strip ---------- */
.trust{background:var(--brand-100);border-bottom:1px solid var(--border)}
.trust ul{
  list-style:none;margin:0;padding-block:18px;display:grid;gap:12px 26px;
  grid-template-columns:repeat(auto-fit,minmax(215px,1fr));
}
.trust li{display:flex;gap:.6em;align-items:flex-start;font-size:.97rem;color:var(--brand-700);font-weight:600}
.trust svg{flex:none;color:var(--brand-400);margin-top:.18em}

/* ---------- cards ---------- */
.grid{display:grid;gap:clamp(16px,2.2vw,26px)}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(285px,1fr))}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}

.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-s);
  transition:box-shadow .15s ease,transform .15s ease;
}
.card__media{aspect-ratio:16/10;overflow:hidden;background:var(--bg-2)}
.card__media img{width:100%;height:100%;object-fit:cover}
.card__body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:.6em;flex:1}
.card h3{margin:0}
.card p{color:var(--ink-2);font-size:.99rem;margin:0}
.card__link{margin-top:auto;padding-top:.5em;font-family:Manrope,sans-serif;font-weight:700;color:var(--brand-400);text-decoration:none}
.card__link::after{content:" →"}
a.card{text-decoration:none;color:inherit}
a.card:hover{box-shadow:var(--shadow-m);transform:translateY(-2px)}
a.card:hover .card__link{color:var(--brand-700)}

/* ---------- feature split ---------- */
.split{display:grid;gap:clamp(24px,4vw,52px);align-items:center;grid-template-columns:1fr}
@media (min-width:860px){.split{grid-template-columns:1fr 1fr}.split--flip .split__media{order:2}}
.split__media img{border-radius:var(--radius);box-shadow:var(--shadow-m);width:100%;aspect-ratio:4/3;object-fit:cover}

/* ---------- lists ---------- */
.ticks{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.ticks li{display:flex;gap:.65em;align-items:flex-start}
.ticks svg{flex:none;color:var(--brand-400);margin-top:.28em}
.section--brand .ticks svg{color:var(--accent)}
.cols-2{columns:2;column-gap:32px}
@media (max-width:700px){.cols-2{columns:1}}

/* ---------- price box ---------- */
.pricebox{
  background:var(--accent-100);border:1px solid var(--accent);border-left:6px solid var(--accent);
  border-radius:var(--radius);padding:22px 24px;
}
.pricebox h3{color:var(--brand-700);margin-bottom:.4em}

.note{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);padding:18px 22px;color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:10px}
.faq details{border:1px solid var(--border);border-radius:var(--radius);background:#fff;overflow:hidden}
.faq summary{
  cursor:pointer;list-style:none;padding:16px 20px;font-family:Manrope,sans-serif;font-weight:700;
  color:var(--brand-700);display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.5rem;line-height:1;color:var(--brand-400);flex:none}
.faq details[open] summary::after{content:"–"}
.faq summary:hover{background:var(--bg-2)}
.faq .faq__a{padding:0 20px 18px;color:var(--ink-2)}

/* ---------- CTA band ---------- */
.ctaband{background:var(--brand);color:#fff;border-radius:var(--radius);padding:clamp(26px,4vw,44px);box-shadow:var(--shadow-m)}
.ctaband h2{color:#fff;margin-bottom:.35em}
.ctaband p{color:#CFE3EA}

/* ---------- form ---------- */
.form{display:grid;gap:16px}
.form .row{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.field{display:grid;gap:6px}
.field label{font-family:Manrope,sans-serif;font-weight:700;font-size:.92rem;color:var(--brand-700)}
.field .hint{font-size:.84rem;color:var(--muted)}
input,select,textarea{
  font:inherit;font-size:1rem;color:var(--ink);background:#fff;
  border:1.5px solid var(--border);border-radius:8px;padding:.72em .85em;width:100%;
}
input:hover,select:hover,textarea:hover{border-color:var(--brand-400)}
textarea{min-height:130px;resize:vertical}
.check{display:flex;gap:.7em;align-items:flex-start;font-size:.94rem;color:var(--ink-2)}
.check input{width:auto;margin-top:.25em;flex:none}
.req{color:#B3261E}

/* ---------- contact facts ---------- */
.facts{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.facts li{display:flex;gap:.8em;align-items:flex-start}
.facts svg{flex:none;color:var(--brand-400);margin-top:.22em}
.facts b{display:block;font-family:Manrope,sans-serif;color:var(--brand-700)}
.facts a{color:var(--ink);text-decoration:none;font-weight:600}
.facts a:hover{color:var(--brand-400);text-decoration:underline}

/* ---------- areas ---------- */
.areas{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.areas li{background:#fff;border:1px solid var(--border);border-radius:100px;padding:.35em .9em;font-size:.92rem;color:var(--ink-2)}
.section--brand .areas li{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22);color:#D6E8EE}

/* ---------- legal text ---------- */
.legal h2{font-size:1.35rem;margin-top:1.8em}
.legal h2:first-child{margin-top:0}
.legal h3{font-size:1.08rem;margin-top:1.4em}
.legal{max-width:76ch}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-700);color:#B9D3DC;padding-block:clamp(38px,5vw,58px) 0;font-size:.96rem}
.site-footer h4{color:#fff;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:1em}
.site-footer a{color:#DCEAEF;text-decoration:none}
.site-footer a:hover{color:var(--accent);text-decoration:underline}
.footer-grid{display:grid;gap:30px;grid-template-columns:repeat(auto-fit,minmax(215px,1fr))}
.footer-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.footer-bottom{
  margin-top:34px;border-top:1px solid rgba(255,255,255,.14);padding-block:18px;
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;font-size:.88rem;color:#8FB3BF;
}

/* ---------- utility ---------- */
.skip{position:absolute;left:-9999px;top:0;background:var(--accent);color:#2E2100;padding:.7em 1.1em;font-weight:700;z-index:100;border-radius:0 0 8px 0}
.skip:focus{left:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.mt-l{margin-top:clamp(26px,4vw,44px)}
.center{text-align:center}
.center .lead{margin-inline:auto}

/* ---------- Platzhalter, die vor dem Go-Live raus muessen ---------- */
.todo{
  display:inline-block;background:#FFF3C4;color:#6B4E00;border:1px dashed #C9A227;
  border-radius:5px;padding:.12em .5em;font-size:.92em;font-weight:600;
}
.todo::before{content:"AUSFÜLLEN: ";font-size:.82em;letter-spacing:.06em}

/* ================= Preisrechner ================= */
.calc{display:grid;gap:clamp(20px,3vw,34px);grid-template-columns:1fr}
@media (min-width:940px){.calc{grid-template-columns:1.35fr 1fr;align-items:start}}

.calc-step{margin-bottom:clamp(22px,3vw,32px)}
.calc-step__no{
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff;
  font-family:Manrope,sans-serif;font-weight:700;font-size:.85rem;margin-right:.55em;
}
.calc-step h3{display:flex;align-items:center;margin-bottom:.7em}

.opts{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(168px,1fr))}
.opt{position:relative}
.opt input{position:absolute;opacity:0;width:0;height:0}
.opt span{
  display:block;border:2px solid var(--border);border-radius:var(--radius);
  padding:.8em 1em;background:#fff;cursor:pointer;font-weight:600;font-size:.97rem;
  color:var(--ink-2);transition:border-color .12s ease,background-color .12s ease;
}
.opt small{display:block;font-weight:400;font-size:.84rem;color:var(--muted);margin-top:.15em}
.opt span:hover{border-color:var(--brand-400)}
.opt input:checked + span{border-color:var(--brand);background:var(--brand-100);color:var(--brand-700)}
.opt input:focus-visible + span{outline:3px solid var(--accent);outline-offset:2px}

.calc-fields{display:grid;gap:16px}
.calc-fields[hidden]{display:none}
.extras{display:grid;gap:9px}
.extra{
  display:flex;gap:.7em;align-items:flex-start;border:1.5px solid var(--border);
  border-radius:8px;padding:.7em .9em;background:#fff;cursor:pointer;font-size:.96rem;
}
.extra[hidden]{display:none}
.extra:hover{border-color:var(--brand-400)}
.extra input{width:auto;flex:none;margin-top:.25em}
.extra b{display:block;color:var(--brand-700);font-family:Manrope,sans-serif;font-size:.97rem}
.extra small{color:var(--muted);font-size:.85rem}

.result{
  background:var(--brand);color:#fff;border-radius:var(--radius);
  padding:clamp(22px,3vw,30px);box-shadow:var(--shadow-m);position:sticky;top:96px;
}
.result h3{color:#fff;margin-bottom:.15em}
.result .sub{color:#B7D6E0;font-size:.92rem;margin:0 0 1.3em}
.result__value{
  font-family:Manrope,sans-serif;font-weight:800;line-height:1.05;
  font-size:clamp(2rem,1.3rem + 2.4vw,2.9rem);color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.result__unit{display:block;font-size:.95rem;font-weight:600;color:#CFE3EA;margin-top:.35em;letter-spacing:0}
.result__break{
  margin:1.4em 0 0;padding-top:1.1em;border-top:1px solid rgba(255,255,255,.2);
  display:grid;gap:.5em;font-size:.93rem;color:#CFE3EA;
}
.result__break div{display:flex;justify-content:space-between;gap:1em}
.result__break span:last-child{font-variant-numeric:tabular-nums;white-space:nowrap}
.result__hint{
  margin-top:1.3em;font-size:.86rem;color:#A9CAD6;line-height:1.55;
  border-top:1px solid rgba(255,255,255,.2);padding-top:1.1em;
}
.result .btn{width:100%;margin-top:1.2em}
@media (max-width:939px){.result{position:static}}