/*
  SATER Premium — Bosch/Miele-level design
  Navy #0F2744 · Blue #0A84FF · White #FFF · Light #F8FAFC
  Font: Inter 400/600/700/800
*/

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',system-ui,sans-serif;font-size:1rem;line-height:1.65;color:#4A5568;background:#fff;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block}
button,input,textarea,select{font:inherit}
button{cursor:pointer}

/* ── Accessibility ── */
:focus-visible{outline:2px solid #0066FF;outline-offset:2px;border-radius:3px}
.skip{position:absolute;top:-100%;left:50%;transform:translateX(-50%);background:#0A84FF;color:#fff;padding:.875rem 2rem;border-radius:0 0 .5rem .5rem;font-weight:600;z-index:9999;transition:top .2s}
.skip:focus{top:0}



/* ── Typography ── */
h1,h2,h3,h4{color:#0F2744;line-height:1.15;font-weight:700}
h1{font-size:clamp(2.5rem,5vw,4.5rem);font-weight:800;letter-spacing:-.03em}
h2{font-size:clamp(1.75rem,3.5vw,2.5rem);font-weight:700;letter-spacing:-.02em}
h3{font-size:1.125rem;font-weight:600}
p+p{margin-top:1rem}

/* ── Layout ── */
.container{max-width:1200px;margin:0 auto;padding:0 2rem}
.section{padding:3rem 0;scroll-margin-top:5rem}
.section-alt{background:#F8FAFC}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:1rem 2.25rem;font-size:1rem;font-weight:600;border-radius:.625rem;border:2px solid transparent;transition:all .2s ease;min-height:3rem}
.btn:active{transform:scale(.97)}
.btn svg{width:1.25rem;height:1.25rem;flex-shrink:0}

.btn-primary{background:#0A84FF;color:#fff;border-color:#0A84FF;box-shadow:0 4px 12px rgba(10,132,255,.25)}
.btn-primary:hover{background:#0070E0;border-color:#0070E0;box-shadow:0 6px 20px rgba(10,132,255,.35);transform:translateY(-1px)}

.btn-outline-white{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.2);backdrop-filter:blur(4px)}
.btn-outline-white:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.4)}

/* ── Header ── */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(16px);border-bottom:1px solid rgba(226,232,240,.7)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:4.5rem}
.logo{display:flex;align-items:center;gap:.625rem}

.nav-list{display:flex;gap:.25rem;align-items:center}
.nav-list a{padding:.625rem 1.125rem;font-size:.9375rem;font-weight:500;color:#4A5568;border-radius:.5rem;transition:all .15s;min-height:2.75rem;display:flex;align-items:center}
.nav-list a:hover{color:#0F2744;background:#F5F7FA}

.nav-right{display:flex;align-items:center;gap:1rem}
.lang{display:flex;gap:2px;background:#F5F7FA;padding:3px;border-radius:6px}
.lang a{padding:5px 10px;font-size:.75rem;font-weight:600;color:#64748B;border-radius:4px;transition:all .15s;min-height:1.75rem;display:flex;align-items:center}
.lang a[aria-current="page"]{background:#fff;color:#0F2744;box-shadow:0 1px 3px rgba(0,0,0,.06)}

.phone-link{display:flex;align-items:center;gap:.375rem;font-weight:600;font-size:.9375rem;color:#0A84FF;min-height:2.75rem}
.phone-link svg{width:1.125rem;height:1.125rem}

.menu-btn{display:none;flex-direction:column;justify-content:center;gap:5px;width:2.75rem;height:2.75rem;background:none;border:none;padding:.5rem}
.menu-btn span{display:block;height:2px;background:#0F2744;border-radius:2px;transition:transform .3s,opacity .2s}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ═══ HERO ═══ */
.hero{background:#0F2744;color:#fff;display:flex;align-items:center;position:relative;overflow:hidden;padding:7rem 0 4rem;min-height:0}
.hero::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.03'/%3E%3C/svg%3E");opacity:.5;pointer-events:none}
.hero::after{content:'';position:absolute;bottom:0;left:0;right:0;height:120px;background:linear-gradient(transparent,rgba(15,39,68,.5));pointer-events:none}

.hero-layout{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;position:relative;z-index:1}
.hero-inner{max-width:36rem}
.hero h1{color:#fff;margin-bottom:1.25rem}
.hero-sub{font-size:1.125rem;color:#94A3B8;line-height:1.75;margin-bottom:2.5rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:3.5rem}

/* Trust stats — huge numbers */
.trust-strip{display:flex;gap:0;padding-top:2.5rem;border-top:1px solid rgba(255,255,255,.08)}
.trust-stat{padding:0 2.5rem;border-right:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;gap:.375rem}
.trust-stat:first-child{padding-left:0}
.trust-stat:last-child{border-right:none}
.trust-stat strong{font-size:3.5rem;font-weight:800;color:#fff;line-height:1;display:block;letter-spacing:-.02em}
.trust-stat span{font-size:.8125rem;color:#64748B;font-weight:400;letter-spacing:.02em}

/* Hero illustration */
.hero-visual{display:flex;align-items:center;justify-content:center}
.hero-visual svg{width:100%;max-width:400px;height:auto}

/* Scroll arrow */
.scroll-arrow{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);z-index:2;animation:bounce 2s ease-in-out infinite;color:rgba(255,255,255,.3)}
.scroll-arrow svg{width:1.5rem;height:1.5rem}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}

/* ═══ SERVICES ═══ */
.services-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(16rem,1fr));gap:1.25rem}
.svc-card{display:flex;flex-direction:column;background:#fff;border:1px solid #E2E8F0;border-radius:.75rem;transition:all .25s ease;text-decoration:none;color:inherit;position:relative;overflow:hidden}
.svc-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,0,0,.1);border-color:#CBD5E1}
.svc-card::after{content:'→';position:absolute;bottom:1.25rem;right:1.25rem;font-size:1.25rem;color:#CBD5E1;transition:color .2s,transform .2s}
.svc-card:hover::after{color:#0A84FF;transform:translateX(4px)}
.svc-grad{height:8rem;display:flex;align-items:center;justify-content:center}
.svc-grad svg{width:3.5rem;height:3.5rem;color:rgba(255,255,255,.85);stroke-width:1.5}
.svc-card:hover .svc-grad{filter:brightness(1.2)}
.svc-card-body{padding:1.5rem;display:flex;flex-direction:column;gap:.5rem}
.svc-card h3{color:#0F2744;font-size:1.0625rem}
.svc-card p{font-size:.875rem;color:#64748B;line-height:1.55;padding-right:1.5rem}

.services-cta{margin-top:2.5rem;padding:1.75rem;border-left:3px solid #0A84FF;background:#F8FAFC;border-radius:0 .75rem .75rem 0}
.services-cta p{max-width:36rem;margin-bottom:.75rem;color:#4A5568}

/* ═══ WHY US ═══ */
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}
.why-card{display:flex;flex-direction:column;gap:.75rem;padding:2rem;background:#fff;border:1px solid #E2E8F0;border-radius:.75rem}
.why-card .why-icon{width:3rem;height:3rem;display:flex;align-items:center;justify-content:center;background:#EBF5FF;border-radius:.625rem}
.why-card .why-icon svg{width:1.5rem;height:1.5rem;color:#0A84FF}
.why-card h3{margin-bottom:0}
.why-card p{color:#4A5568;font-size:.9375rem}

.cta-block{margin-top:2.5rem;padding:2rem 2.5rem;background:linear-gradient(135deg,#0A84FF,#0070E0);border-radius:.75rem;display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.cta-block p{color:#fff;font-size:1.0625rem;font-weight:500;margin:0}
.cta-block .btn{background:#fff;color:#0A84FF;border-color:#fff;white-space:nowrap}
.cta-block .btn:hover{background:#F0F7FF}

/* ═══ ABOUT — Premium Stats ═══ */
.about-layout{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.about-stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
.about-stat{display:flex;flex-direction:column}
.about-stat-num{font-size:3rem;font-weight:800;color:#0A84FF;line-height:1;letter-spacing:-.02em}
.about-stat-label{font-size:.875rem;color:#64748B;margin-top:.375rem}

.testimonial-card{background:linear-gradient(135deg,#0f172a,#1e293b);border:1px solid rgba(255,255,255,.08);border-radius:1rem;padding:3rem;display:flex;flex-direction:column;gap:1.75rem}
.testimonial-quote{display:flex;flex-direction:column;gap:.5rem}
.testimonial-quote:not(:last-child){padding-bottom:1.75rem;border-bottom:1px solid rgba(255,255,255,.06)}
.testimonial-stars{color:#f59e0b;font-size:.875rem;letter-spacing:2px}
.testimonial-quote blockquote{color:rgba(255,255,255,.9);font-size:.9375rem;line-height:1.65;font-style:normal;margin:0}
.testimonial-quote cite{color:#64748B;font-size:.8125rem;font-style:normal}

.about-text h2{margin-bottom:1.5rem}
.about-text p{margin-bottom:1.25rem;font-size:1.0625rem;color:#4A5568;line-height:1.75}

/* ═══ CONTACT ═══ */
.contact-layout{display:grid;grid-template-columns:1fr 1fr 1fr;gap:2.5rem;align-items:start}
.contact-info h2{margin-bottom:1.25rem}
.contact-rows{display:flex;flex-direction:column;gap:1.25rem;margin-top:1.5rem}
.contact-row{display:flex;align-items:flex-start;gap:1rem}
.contact-row-icon{width:2.75rem;height:2.75rem;display:flex;align-items:center;justify-content:center;background:#EBF5FF;border-radius:.625rem;flex-shrink:0}
.contact-row-icon svg{width:1.25rem;height:1.25rem;color:#0A84FF}
.contact-row-text{display:flex;flex-direction:column}
.contact-row-text strong{font-size:.9375rem;color:#0F2744;font-weight:600;margin-bottom:.25rem}
.contact-row-text span,.contact-row-text a{font-size:.9375rem;color:#4A5568}
.contact-row-text a:hover{color:#0A84FF}
.hours-table{margin-top:.25rem;font-size:.875rem;color:#4A5568;display:grid;grid-template-columns:auto 1fr;gap:.25rem .75rem}
.hours-table .day{font-weight:500;color:#0F2744}
.reg-nr{margin-top:2rem;font-size:.8125rem;color:#94A3B8}

.review-link{margin-top:2rem;padding:1.25rem 1.5rem;background:#fff;border:1px solid #E2E8F0;border-radius:.75rem;display:flex;align-items:center;gap:1rem;transition:all .2s}
.review-link:hover{border-color:#0A84FF;box-shadow:0 4px 16px rgba(10,132,255,.08)}
.review-link-icon{width:2.5rem;height:2.5rem;flex-shrink:0}
.review-link-text{display:flex;flex-direction:column}
.review-link-text strong{font-size:.9375rem;color:#0F2744}
.review-link-text span{font-size:.8125rem;color:#64748B}

.map-facade{aspect-ratio:4/3;background:#E2E8F0;border-radius:1rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;text-align:center;border:1px solid #CBD5E1}
.map-facade svg{width:3rem;height:3rem;color:#94A3B8}
.map-facade p{color:#64748B}

/* Brand logos */
.brands-bar{padding:2rem 0;background:#F8FAFC;border-top:1px solid #E2E8F0;border-bottom:1px solid #E2E8F0}
.brands-bar p{text-align:center;font-size:.75rem;font-weight:500;color:#94A3B8;text-transform:uppercase;letter-spacing:.1em;margin-bottom:1.5rem}
.brands-row{display:flex;align-items:center;gap:3rem;overflow:hidden;position:relative;mask-image:linear-gradient(to right,transparent,#000 10%,#000 90%,transparent)}
.brands-track{display:flex;align-items:center;gap:3rem;animation:scroll-brands 30s linear infinite;flex-shrink:0}
.brands-track:hover{animation-play-state:paused}
.brands-row img{height:1.5rem;width:auto;object-fit:contain;filter:grayscale(100%) brightness(0) invert(.6);transition:filter .2s;flex-shrink:0}
.brands-row img:hover{filter:grayscale(0) brightness(1) invert(0)}
@keyframes scroll-brands{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ═══ HOW IT WORKS ═══ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;margin-top:2rem;counter-reset:step}
.step{position:relative;padding:1.5rem;text-align:center}
.step::before{content:counter(step);counter-increment:step;display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background:#0A84FF;color:#fff;border-radius:50%;font-size:1rem;font-weight:700;margin:0 auto 1rem}
.step h3{margin-bottom:.5rem}
.step p{font-size:.875rem;color:#64748B}

/* ═══ FAQ ACCORDION ═══ */
.faq-list{display:flex;flex-direction:column;gap:.75rem;max-width:48rem}
.faq-list details{border:1px solid #E2E8F0;border-radius:.5rem;overflow:hidden}
.faq-list summary{padding:1.25rem 1.5rem;font-weight:600;color:#0F2744;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-size:1rem}
.faq-list summary::after{content:'+';font-size:1.25rem;color:#94A3B8;transition:transform .2s}
.faq-list details[open] summary::after{content:'−'}
.faq-list details[open] summary{border-bottom:1px solid #E2E8F0}
.faq-list .faq-answer{padding:1rem 1.5rem;color:#4A5568;font-size:.9375rem;line-height:1.65}

/* ═══ DIAGNOSTIC FORM ═══ */
.diag-form{display:grid;grid-template-columns:1fr 1fr;gap:1rem;max-width:36rem;margin-top:1.5rem}
.diag-form input,.diag-form select,.diag-form textarea{padding:.875rem 1rem;border:1px solid #E2E8F0;border-radius:.5rem;font-size:.9375rem;background:#fff;transition:border-color .15s}
.diag-form input:focus,.diag-form select:focus,.diag-form textarea:focus{border-color:#0A84FF;outline:none}
.diag-form textarea{grid-column:1/-1;resize:vertical;min-height:5rem}
.diag-form .btn{grid-column:1/-1}
.diag-form .form-note{grid-column:1/-1;font-size:.75rem;color:#94A3B8;text-align:center}

/* ═══ STICKY MOBILE CTA ═══ */
.mobile-cta{display:none;position:fixed;bottom:0;left:0;right:0;z-index:40;background:#0F2744;padding:.75rem 1rem;gap:.75rem;border-top:1px solid rgba(255,255,255,.1)}
.mobile-cta a{flex:1;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem;border-radius:.5rem;font-weight:600;font-size:.875rem;min-height:2.75rem}
.mobile-cta .mc-call{background:#0A84FF;color:#fff}
.mobile-cta .mc-msg{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.15)}
.mobile-cta svg{width:1.125rem;height:1.125rem}
@media(max-width:768px){
  .mobile-cta{display:flex}
  .footer{padding-bottom:4rem}
  .steps{grid-template-columns:1fr 1fr}
  .diag-form{grid-template-columns:1fr}
}
@media(max-width:480px){.steps{grid-template-columns:1fr}}

/* ═══ PREMIUM FOOTER ═══ */
.footer{background:#0B1D33;color:#94A3B8;padding:3rem 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1.5fr 1.5fr 1fr;gap:3rem;padding-bottom:3rem}
.footer-brand p{font-size:.875rem;line-height:1.6;margin-top:.75rem;max-width:20rem;color:#64748B}
.footer-brand .reg{font-size:.75rem;color:#475569;margin-top:1rem}
.footer h4{font-size:.8125rem;font-weight:600;color:#CBD5E1;text-transform:uppercase;letter-spacing:.06em;margin-bottom:1.25rem}
.footer ul{display:flex;flex-direction:column;gap:.625rem}
.footer li a{font-size:.875rem;color:#64748B;transition:color .15s}
.footer li a:hover{color:#fff}
.footer-contact-item{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:#64748B;margin-bottom:.5rem}
.footer-contact-item a{color:#64748B}
.footer-contact-item a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding:1.5rem 0;display:flex;align-items:center;justify-content:space-between;font-size:.8125rem;color:#475569}
.footer-bottom .lang{background:rgba(255,255,255,.05)}
.footer-bottom .lang a{color:#64748B}
.footer-bottom .lang a[aria-current="page"]{background:rgba(255,255,255,.1);color:#fff}

/* ═══ RESPONSIVE ═══ */
@media(max-width:1024px){
  .hero-layout{grid-template-columns:1fr;text-align:left}
  .hero-visual{display:none}
  .hero{min-height:auto;padding:5rem 0 4rem}
  .about-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-list{display:none;position:fixed;inset:0;background:rgba(255,255,255,.98);backdrop-filter:blur(16px);flex-direction:column;align-items:center;justify-content:center;gap:.5rem;z-index:99}
  .nav-list.open{display:flex}
  .nav-list a{font-size:1.25rem;padding:.75rem 1.5rem}
  .menu-btn{display:flex}
  .phone-link span{display:none}
  .phone-link{padding:.5rem;min-height:2.75rem}
  .hero h1{font-size:2.5rem}
  .trust-strip{flex-wrap:wrap;gap:1.5rem}
  .trust-stat{padding:0;border:none}
  .trust-stat strong{font-size:2.5rem}
  .contact-layout{grid-template-columns:1fr}\n  .contact-layout iframe{height:280px}
  .section{padding:3rem 0}
  .footer-grid{grid-template-columns:1fr;gap:2rem}
  .footer-bottom{flex-direction:column;gap:1rem;text-align:center}
  .scroll-arrow{display:none}
  .services-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .about-stats-grid{gap:1.5rem}
  .about-stat-num{font-size:2.25rem}
  .cta-block{flex-direction:column;text-align:center}
}
@media(max-width:480px){
  .container{padding:0 1.25rem}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%;justify-content:center}
  .about-stats-grid{grid-template-columns:1fr 1fr}
}
@media print{
  .hero{background:#fff!important;color:#000!important;min-height:auto!important;padding:1rem 0!important}
  .hero h1{color:#000!important}
  body{font-size:11pt;color:#000}
}