/* ==========================================================================
   REIFFA GEBÄUDEREINIGUNG — Design System
   Ton: Fensterputz / Streifzug (Wisch-Motiv). Fensterrahmen-Raster als
   Strukturprinzip. Marine + Eisblau, mit sparsamem Salbeigrün als
   "nachhaltig"-Akzent.
   ========================================================================== */

:root{
  --navy-900:#0A2140;
  --navy-800:#0F2E56;
  --navy-700:#1D4E89;
  --navy-600:#2C63A8;
  --blue-100:#EAF2FA;
  --blue-050:#F5F9FC;
  --sage:#5B8C6E;
  --sage-dark:#436650;
  --white:#FFFFFF;
  --ink:#16232F;
  --ink-soft:#4A5A6A;
  --line:rgba(10,33,64,.14);
  --line-soft:rgba(10,33,64,.08);
  --shadow-sm: 0 2px 10px rgba(10,33,64,.07);
  --shadow-md: 0 12px 32px rgba(10,33,64,.12);
  --radius: 4px;

  --font-display:'Space Grotesk', 'Arial Narrow', sans-serif;
  --font-body:'Inter', system-ui, sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, monospace;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important;}
}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
}

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

h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--navy-900);
  margin:0 0 .5em;
  line-height:1.08;
  letter-spacing:-0.01em;
}

p{margin:0 0 1em;}

.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 28px;
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--sage-dark);
  display:flex;
  align-items:center;
  gap:.6em;
  margin-bottom:1em;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:2px;
  background:var(--sage);
  display:inline-block;
}

/* -------------------- Buttons -------------------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.55em;
  font-family:var(--font-body);
  font-weight:600;
  font-size:.98rem;
  padding:.9em 1.6em;
  border-radius:var(--radius);
  border:1.5px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--sage);
  color:var(--white);
  box-shadow:var(--shadow-sm);
}
.btn-primary:hover{background:var(--sage-dark); transform:translateY(-2px); box-shadow:var(--shadow-md);}
.btn-ghost{
  background:transparent;
  color:var(--white);
  border-color:rgba(255,255,255,.5);
}
.btn-ghost:hover{border-color:#fff; background:rgba(255,255,255,.08); transform:translateY(-2px);}
.btn-outline-navy{
  background:transparent;
  color:var(--navy-800);
  border-color:var(--navy-800);
}
.btn-outline-navy:hover{background:var(--navy-800); color:#fff; transform:translateY(-2px);}
.btn:focus-visible{outline:3px solid var(--sage); outline-offset:2px;}

/* -------------------- Header -------------------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 28px;
  max-width:1180px; margin:0 auto;
}
.brand{
  display:flex; align-items:center; gap:12px;
  text-decoration:none;
  color:var(--navy-900);
}
.brand img{height:46px; width:auto;}
.brand-word{
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.5rem;
  letter-spacing:.01em;
  color:var(--navy-900);
}
.brand-word small{
  display:block;
  font-family:var(--font-mono);
  font-size:.56rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--ink-soft);
  font-weight:500;
}

.main-nav{display:flex; align-items:center; gap:6px;}
.main-nav a{
  font-size:.95rem;
  font-weight:600;
  text-decoration:none;
  color:var(--ink-soft);
  padding:10px 14px;
  border-radius:var(--radius);
  position:relative;
  transition:color .15s ease;
}
.main-nav a:hover{color:var(--navy-900);}
.main-nav a.active{color:var(--navy-900);}
.main-nav a.active::after{
  content:"";
  position:absolute; left:14px; right:14px; bottom:5px;
  height:2px; background:var(--sage);
}
.nav-cta{margin-left:8px;}
.nav-toggle{
  display:none;
  background:none; border:none; cursor:pointer;
  width:44px; height:44px;
  align-items:center; justify-content:center;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after{
  content:""; display:block; width:22px; height:2px; background:var(--navy-900);
  transition:transform .2s ease, opacity .2s ease;
}
.nav-toggle span{margin:5px 0;}

@media (max-width:900px){
  .main-nav{
    position:fixed; inset:66px 0 0 0;
    background:var(--white);
    flex-direction:column; align-items:stretch;
    padding:18px 24px 34px;
    gap:2px;
    transform:translateY(-8px);
    opacity:0;
    pointer-events:none;
    transition:opacity .22s ease, transform .22s ease;
    border-top:1px solid var(--line-soft);
  }
  .main-nav.open{opacity:1; transform:translateY(0); pointer-events:auto;}
  .main-nav a{padding:14px 6px; border-bottom:1px solid var(--line-soft); border-radius:0;}
  .main-nav a.active::after{display:none;}
  .nav-cta{margin-left:0; margin-top:10px; align-self:flex-start;}
  .nav-toggle{display:flex;}
}

/* -------------------- Hero + Wipe Signature -------------------- */
.hero{
  position:relative;
  background:var(--navy-900);
  color:#fff;
  overflow:hidden;
}
.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.9), transparent 85%);
}
.hero-inner{
  position:relative;
  max-width:1180px; margin:0 auto;
  padding:110px 28px 96px;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:48px;
  align-items:center;
}
.hero h1{
  color:#fff;
  font-size:clamp(2.3rem, 4.4vw, 3.6rem);
  margin-bottom:.42em;
}
.hero h1 em{
  font-style:normal;
  color:var(--sage);
}
.hero-lede{
  font-size:1.14rem;
  color:rgba(255,255,255,.82);
  max-width:46ch;
  margin-bottom:1.6em;
}
.hero-actions{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:2.4em;}
.hero-stats{
  display:flex; gap:32px; flex-wrap:wrap;
  font-family:var(--font-mono);
}
.hero-stats div{border-left:2px solid var(--sage); padding-left:14px;}
.hero-stats b{display:block; font-size:1.35rem; color:#fff; font-family:var(--font-display);}
.hero-stats span{font-size:.72rem; color:rgba(255,255,255,.62); letter-spacing:.05em;}

.hero-visual{
  position:relative;
  aspect-ratio:1/1;
  max-width:420px;
  justify-self:center;
}
.wipe-stage{
  position:relative;
  width:100%; height:100%;
  border-radius:8px;
  overflow:hidden;
  background:linear-gradient(160deg, var(--navy-700), var(--navy-800));
  box-shadow:0 30px 70px rgba(0,0,0,.35);
}
.wipe-fog{
  position:absolute; inset:0;
  background:
    repeating-linear-gradient(100deg, rgba(255,255,255,.16) 0 3px, transparent 3px 22px),
    rgba(200,214,228,.55);
  animation:wipeReveal 2.4s cubic-bezier(.65,0,.2,1) 0.3s 1 forwards;
}
.wipe-blade{
  position:absolute; top:0; bottom:0; width:10px;
  background:linear-gradient(90deg, transparent, #fff 45%, transparent);
  box-shadow:0 0 24px 4px rgba(255,255,255,.7);
  animation:wipeBlade 2.4s cubic-bezier(.65,0,.2,1) 0.3s 1 forwards;
}
@keyframes wipeReveal{
  0%{clip-path:inset(0 0 0 0);}
  100%{clip-path:inset(0 0 0 100%);}
}
@keyframes wipeBlade{
  0%{left:0%;}
  100%{left:100%;}
}
.wipe-panes{
  position:absolute; inset:0;
  display:grid; grid-template-columns:repeat(3,1fr); grid-template-rows:repeat(4,1fr);
}
.wipe-panes span{border:1px solid rgba(255,255,255,.14);}
.wipe-glow{
  position:absolute; right:-40px; top:-40px; width:180px; height:180px;
  background:radial-gradient(circle, rgba(91,140,110,.55), transparent 70%);
  filter:blur(6px);
}
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr; padding-top:52px;}
  .hero-visual{max-width:280px; justify-self:start;}
}

/* -------------------- Section basics -------------------- */
section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--blue-050);}
.section-navy{background:var(--navy-900); color:#fff;}
.section-navy h2{color:#fff;}
.section-head{max-width:640px; margin-bottom:52px;}
.section-head.center{margin-left:auto; margin-right:auto; text-align:center;}
.section-head h2{font-size:clamp(1.7rem, 3vw, 2.4rem);}
.section-head p{color:var(--ink-soft); font-size:1.06rem;}

/* reveal-on-scroll (subtle wipe) */
.reveal{
  opacity:0;
  clip-path:inset(0 0 0 0);
  transform:translateY(18px);
  transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1);
}
.reveal.in{opacity:1; transform:translateY(0);}

/* -------------------- Windowpane Services Grid -------------------- */
.pane-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  border:1px solid var(--line);
  background:var(--line);
  gap:1px;
}
.pane{
  background:#fff;
  padding:38px 32px;
  transition:background .2s ease;
  position:relative;
  overflow:hidden;
}
.pane:hover{background:var(--blue-050);}
.pane:hover::before{
  content:"";
  position:absolute; top:0; left:-60%; width:40%; height:100%;
  background:linear-gradient(100deg, transparent, rgba(255,255,255,.7), transparent);
  animation:shine 1s ease forwards;
}
@keyframes shine{to{left:130%;}}
.pane-icon{
  width:46px; height:46px;
  color:var(--navy-800);
  margin-bottom:18px;
}
.pane h3{font-size:1.14rem; margin-bottom:.4em;}
.pane p{color:var(--ink-soft); font-size:.96rem; margin-bottom:0;}
@media (max-width:820px){
  .pane-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:560px){
  .pane-grid{grid-template-columns:1fr;}
}

/* -------------------- Cards / misc -------------------- */
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px;
}
.two-col{display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center;}
@media (max-width:820px){.two-col{grid-template-columns:1fr; gap:36px;}}

.check-list{list-style:none; margin:0; padding:0;}
.check-list li{
  display:flex; gap:12px; align-items:flex-start;
  padding:10px 0;
  border-bottom:1px solid var(--line-soft);
}
.check-list li:last-child{border-bottom:none;}
.check-list svg{flex:none; width:20px; height:20px; color:var(--sage); margin-top:2px;}

.stat-strip{
  display:grid; grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
}
.stat-strip div{padding:30px 24px; border-left:1px solid var(--line);}
.stat-strip div:first-child{border-left:none;}
.stat-strip b{display:block; font-family:var(--font-display); font-size:1.9rem; color:var(--navy-900);}
.stat-strip span{font-family:var(--font-mono); font-size:.72rem; color:var(--ink-soft); letter-spacing:.04em;}
@media (max-width:760px){
  .stat-strip{grid-template-columns:1fr 1fr;}
  .stat-strip div{border-left:none; border-top:1px solid var(--line);}
  .stat-strip div:nth-child(odd){border-right:1px solid var(--line);}
}

.quote-block{
  border-left:3px solid var(--sage);
  padding-left:24px;
  font-family:var(--font-display);
  font-size:1.3rem;
  color:var(--navy-900);
}

/* -------------------- CTA band -------------------- */
.cta-band{
  background:var(--navy-900);
  color:#fff;
  padding:64px 0;
  text-align:center;
}
.cta-band h2{color:#fff; margin-bottom:.3em;}
.cta-band p{color:rgba(255,255,255,.75); margin-bottom:1.6em;}
.cta-band .btn-actions{display:flex; gap:14px; justify-content:center; flex-wrap:wrap;}

/* -------------------- Forms -------------------- */
.form-grid{display:grid; grid-template-columns:1fr 1fr; gap:20px;}
.field{display:flex; flex-direction:column; gap:7px; margin-bottom:20px;}
.field.full{grid-column:1/-1;}
.field label{font-size:.86rem; font-weight:600; color:var(--navy-900);}
.field .hint{font-size:.78rem; color:var(--ink-soft); font-weight:400;}
.field input, .field select, .field textarea{
  font-family:var(--font-body);
  font-size:1rem;
  padding:.85em 1em;
  border:1.5px solid var(--line);
  border-radius:var(--radius);
  background:#fff;
  color:var(--ink);
  transition:border-color .15s ease, box-shadow .15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none;
  border-color:var(--navy-700);
  box-shadow:0 0 0 3px rgba(29,78,137,.15);
}
.checkbox-grid{display:grid; grid-template-columns:1fr 1fr; gap:10px 20px;}
.checkbox-item{display:flex; align-items:center; gap:10px; font-size:.94rem;}
.checkbox-item input{width:18px; height:18px; accent-color:var(--sage);}
.consent{display:flex; gap:10px; align-items:flex-start; font-size:.88rem; color:var(--ink-soft);}
.consent input{margin-top:3px; width:16px; height:16px; accent-color:var(--sage); flex:none;}
.consent a{color:var(--navy-700); text-decoration:underline;}
.honey{position:absolute; left:-9999px; opacity:0;}
@media (max-width:700px){.form-grid, .checkbox-grid{grid-template-columns:1fr;}}

.form-note{
  display:flex; gap:12px; align-items:flex-start;
  background:var(--blue-100);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:16px 18px;
  font-size:.9rem;
  color:var(--navy-900);
  margin-bottom:28px;
}
.form-note svg{width:20px; height:20px; flex:none; color:var(--navy-700); margin-top:1px;}

/* -------------------- Contact chips -------------------- */
.contact-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
.contact-chip{background:#fff; padding:34px 28px;}
.contact-chip svg{width:28px; height:28px; color:var(--sage-dark); margin-bottom:14px;}
.contact-chip h3{font-size:1rem; margin-bottom:.35em;}
.contact-chip p, .contact-chip a{font-size:.98rem; color:var(--ink-soft); text-decoration:none;}
.contact-chip a:hover{color:var(--navy-800);}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr;}}

.hours-chip{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-mono);
  background:var(--navy-900); color:#fff;
  padding:.5em .9em;
  border-radius:var(--radius);
  font-size:.82rem;
  letter-spacing:.03em;
}
.hours-chip .dot{width:8px; height:8px; border-radius:50%; background:var(--sage); box-shadow:0 0 0 3px rgba(91,140,110,.25);}

/* -------------------- Footer -------------------- */
.site-footer{background:var(--navy-900); color:rgba(255,255,255,.72);}
.footer-top{
  padding:64px 0 40px;
  display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:36px;
}
.footer-brand{display:flex; align-items:center; gap:12px; margin-bottom:14px;}
.footer-brand img{height:40px;}
.footer-brand span{font-family:var(--font-display); font-weight:700; font-size:1.2rem; color:#fff;}
.site-footer h4{color:#fff; font-family:var(--font-body); font-size:.85rem; letter-spacing:.06em; text-transform:uppercase; margin-bottom:16px;}
.site-footer ul{list-style:none; margin:0; padding:0;}
.site-footer li{margin-bottom:10px;}
.site-footer a{text-decoration:none; color:rgba(255,255,255,.72); font-size:.94rem;}
.site-footer a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:10px;
  font-size:.82rem; color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.5); text-decoration:none;}
.footer-bottom a:hover{color:#fff;}
@media (max-width:820px){.footer-top{grid-template-columns:1fr 1fr; row-gap:32px;}}
@media (max-width:520px){.footer-top{grid-template-columns:1fr;}}

/* -------------------- Page hero (inner pages) -------------------- */
.page-hero{
  background:var(--navy-900); color:#fff;
  padding:76px 0 58px;
  position:relative; overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute; right:-10%; top:-30%; width:420px; height:420px;
  background:radial-gradient(circle, rgba(91,140,110,.28), transparent 70%);
}
.page-hero .eyebrow{color:var(--sage);}
.page-hero .eyebrow::before{background:var(--sage);}
.page-hero h1{color:#fff; font-size:clamp(2rem,3.6vw,2.9rem); max-width:22ch;}
.page-hero p{color:rgba(255,255,255,.78); max-width:56ch; font-size:1.05rem;}
.breadcrumb{font-family:var(--font-mono); font-size:.76rem; color:rgba(255,255,255,.5); margin-bottom:18px;}
.breadcrumb a{color:rgba(255,255,255,.5); text-decoration:none;}
.breadcrumb a:hover{color:#fff;}

/* legal pages */
.legal-body h2{font-size:1.25rem; margin-top:2em;}
.legal-body h3{font-size:1.05rem; margin-top:1.4em;}
.legal-body p, .legal-body li{color:var(--ink-soft); font-size:.98rem;}
.legal-body{max-width:760px;}
.legal-note{
  background:var(--blue-100); border:1px solid var(--line); border-radius:var(--radius);
  padding:16px 18px; font-size:.88rem; color:var(--navy-900); margin-bottom:32px;
}

/* skip link */
.skip-link{
  position:absolute; left:-999px; top:0; background:var(--navy-900); color:#fff;
  padding:12px 18px; z-index:1000; border-radius:0 0 6px 0;
}
.skip-link:focus{left:0;}