/* ============================================================
   SIEMENSMA BV  |  designsysteem
   Kleur en vorm komen uit het logo: gouden ronde badge met
   JS-monogram (#F8BA1A) en donker leigrijs (#525C54).
   ============================================================ */
:root{
  --ink:#171B15; --ink-2:#1E231C; --ink-3:#272D26;
  --slate:#5C6660; --zinc:#959B92;
  --gold:#F8BA1A; --gold-deep:#C08A08; --gold-soft:rgba(248,186,26,.14);
  --cement:#D8D6CE; --paper:#F5F4F0;
  --line:rgba(216,214,206,.13); --line-strong:rgba(216,214,206,.26); --line-dark:rgba(23,27,21,.13);
  /* Eén heldere kop, één rustige tekstletter. Meer heeft deze site niet nodig. */
  --font-display:'Libre Franklin',Helvetica,Arial,sans-serif;
  --font-body:'Source Sans 3',Helvetica,Arial,sans-serif;
  --font-label:'Source Sans 3',Helvetica,Arial,sans-serif;
  --shell:min(1300px,90vw); --pad-sec:clamp(72px,9vw,132px);
  --ease:cubic-bezier(.22,1,.36,1);
  --spring:cubic-bezier(.34,1.18,.42,1)}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--ink);color:var(--cement);font-family:var(--font-body);
  font-size:clamp(16.5px,1.05vw,17.5px);line-height:1.65;letter-spacing:0;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:2px}
body::after{content:"";position:fixed;inset:-50%;z-index:9999;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ---------------- typografie ---------------- */
.shell{width:var(--shell);margin-inline:auto}
h1,h2,h3,h4,.display{font-family:var(--font-display);margin:0;text-wrap:balance;font-weight:700}
/* tracking en regelafstand horen bij de grootte, niet bij het element */
h1{font-size:clamp(31px,4.2vw,54px);line-height:1.12;letter-spacing:-.021em}
h2{font-size:clamp(25px,2.7vw,37px);line-height:1.16;letter-spacing:-.018em}
h3{font-size:clamp(18px,1.35vw,21px);line-height:1.32;letter-spacing:-.008em}
h4{font-size:17px;line-height:1.35;letter-spacing:-.005em}
.lede{font-size:clamp(17px,1.15vw,19px);line-height:1.62;color:var(--zinc);max-width:56ch;letter-spacing:0}
.lede strong{color:var(--cement);font-weight:600}
.mono{font-family:var(--font-label);font-size:13.5px;letter-spacing:.005em;color:var(--zinc);line-height:1.7}
.gold{color:var(--gold)}
.rule{height:2px;background:var(--gold);width:40px;margin-bottom:22px;border-radius:2px}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);
  gap:clamp(16px,3.4vw,56px);align-items:end;margin-bottom:clamp(32px,4.2vw,60px)}

/* ---------------- knoppen ---------------- */
.btn{--bg:var(--gold);--fg:var(--ink);position:relative;display:inline-flex;align-items:center;gap:12px;
  padding:15px 24px;background:var(--bg);color:var(--fg);border:0;border-radius:3px;
  font-family:var(--font-body);font-size:15.5px;font-weight:600;letter-spacing:0;
  cursor:pointer;overflow:hidden;isolation:isolate;
  transition:box-shadow .45s var(--ease),color .35s,transform .12s ease-out}
.btn:active{transform:scale(.975)}
.btn span{position:relative;z-index:1}
.btn::before{content:"";position:absolute;inset:0;z-index:0;background:var(--ink);
  transform:translateY(101%);transition:transform .5s var(--ease)}
.btn:hover{box-shadow:0 10px 28px rgba(248,186,26,.16);color:var(--gold)}
.btn:hover::before{transform:translateY(0)}
.btn .arw{transition:transform .5s var(--spring)}
.btn:hover .arw{transform:translateX(6px)}
.btn--ghost{--bg:transparent;--fg:var(--cement);box-shadow:inset 0 0 0 1px var(--line-strong)}
.btn--ghost::before{background:var(--cement)}
.btn--ghost:hover{color:var(--ink);box-shadow:inset 0 0 0 1px var(--cement)}
.btn--dark{--bg:var(--ink);--fg:var(--paper)}
.btn--dark::before{background:var(--gold)}
.btn--dark:hover{color:var(--ink)}
.btn--sm{padding:11px 17px;font-size:14.5px}

/* ---------------- reveal ---------------- */
.rv{opacity:0;transform:translateY(18px);transition:opacity .65s var(--ease),transform .8s var(--spring)}
.rv.in{opacity:1;transform:none}
/* foto's komen rustig op scherp in plaats van simpelweg te verschijnen */
.plate,.card .frame{--zoom:1}
.rv .plate img,.rv.plate img{transform:scale(1.05);transition:transform 1.1s var(--ease),filter .9s var(--ease)}
.rv.in .plate img,.rv.in.plate img{transform:none}
.rv.in{opacity:1;transform:none}
.rv[data-d="1"]{transition-delay:.07s}.rv[data-d="2"]{transition-delay:.14s}
.rv[data-d="3"]{transition-delay:.21s}.rv[data-d="4"]{transition-delay:.28s}
.rv[data-d="5"]{transition-delay:.35s}.rv[data-d="6"]{transition-delay:.42s}
.siblings a{transition:background .4s,transform .3s var(--ease)}
.siblings a:active{transform:scale(.99)}
.facts div,.trust div{transition:background .4s}
.faq summary{transition:color .3s,padding-left .35s var(--ease)}
.faq summary:hover{padding-left:6px}

/* ---------------- merkzegel (uitbreiding van het logo) ---------------- */
.seal{width:clamp(96px,10vw,132px);height:clamp(96px,10vw,132px);position:relative;flex:none}
.seal .ring{position:absolute;inset:0;animation:spin 26s linear infinite}
.seal .ring text{font-family:var(--font-label);font-size:8.6px;letter-spacing:2.9px;fill:var(--gold)}
.seal .mid{position:absolute;inset:22%;display:grid;place-items:center}
.seal .mid img{width:100%;height:auto}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------------- navigatie ---------------- */
.topbar{background:var(--gold);color:var(--ink);
  font-family:var(--font-label);font-size:13.5px;letter-spacing:.005em}
.topbar a{display:flex;justify-content:center;align-items:center;gap:12px;min-height:40px;padding:9px 16px;text-align:center;flex-wrap:wrap}
.topbar .dot{width:7px;height:7px;border-radius:50%;background:var(--ink);flex:none;animation:pulse 2.6s infinite}
.topbar u{text-decoration:none;border-bottom:1px solid rgba(18,21,15,.45);padding-bottom:2px}
.topbar a:hover u{border-color:var(--ink)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
.nav{position:sticky;top:0;z-index:900;background:rgba(18,21,15,.84);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:border-color .4s}
.nav.stuck{border-bottom-color:var(--line)}
.nav .shell{display:flex;align-items:center;justify-content:space-between;gap:22px;height:74px}
.brand{display:flex;align-items:center;gap:13px}
.brand .badge{width:40px;height:40px;flex:none}
.brand .woord{height:26px;width:auto}
.brand--groot .badge{width:64px;height:64px}
.brand--groot .woord{height:40px}
.navlinks{display:flex;align-items:center;gap:clamp(13px,1.8vw,28px);list-style:none;margin:0;padding:0}
.navlinks a{font-family:var(--font-label);font-size:13.5px;letter-spacing:.005em;
  color:var(--zinc);position:relative;padding:6px 0;transition:color .3s}
.navlinks a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--gold);
  transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease)}
.navlinks a:hover,.navlinks a[aria-current]{color:var(--paper)}
.navlinks a:hover::after,.navlinks a[aria-current]::after{transform:scaleX(1);transform-origin:left}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.burger i{position:absolute;left:11px;width:22px;height:1.5px;background:var(--cement);transition:transform .45s var(--ease),opacity .3s}
.burger i:nth-child(1){top:17px}.burger i:nth-child(2){top:23px}.burger i:nth-child(3){top:29px}
.burger[aria-expanded="true"] i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] i:nth-child(2){opacity:0}
.burger[aria-expanded="true"] i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.drawer{position:fixed;inset:0;z-index:890;background:var(--ink);padding:104px 5vw 40px;
  transform:translateY(-100%);transition:transform .65s var(--ease);overflow:auto}
.drawer.open{transform:none}
.drawer ul{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.drawer li{border-bottom:1px solid var(--line)}
.drawer a{display:flex;justify-content:space-between;align-items:baseline;padding:17px 2px;
  font-family:var(--font-display);font-weight:700;font-size:clamp(21px,6vw,30px);letter-spacing:-.025em;
  transition:transform .18s ease-out,color .25s}
.drawer a:active{transform:translateX(4px)}
.drawer a i{font-family:var(--font-label);font-size:13px;font-style:normal;color:var(--gold);letter-spacing:.005em}
.drawer .d-foot{margin-top:30px;display:grid;gap:12px}

/* ---------------- secties en platen ---------------- */
.sec{padding:var(--pad-sec) 0;position:relative}
.sec--paper{background:var(--paper);color:var(--ink)}
.sec--cement{background:var(--cement);color:var(--ink)}
.sec--paper .lede,.sec--cement .lede,.sec--paper .mono,.sec--cement .mono{color:var(--slate)}
.plate{position:relative;overflow:hidden;background:var(--ink-2);
  background-image:var(--img,none);background-size:cover;background-position:center}
.plate>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.plate::before{content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:34px 34px}
.plate[data-note]:not([style*="--img"])::after{content:attr(data-note);position:absolute;left:50%;top:50%;
  transform:translate(-50%,-50%);font-family:var(--font-label);font-size:13px;letter-spacing:.005em;
  color:var(--zinc);text-align:center;width:82%;line-height:1.9;white-space:pre-line}

/* voor en na, generiek */
.ba{position:relative;--pos:52%;user-select:none;touch-action:pan-y}
.ba .lay{position:absolute;inset:0}
.ba .after{clip-path:inset(0 calc(100% - var(--pos)) 0 0)}
.ba .after .plate{background-color:var(--ink-3)}
.ba .after .plate::before{opacity:.95}
.ba .bar{position:absolute;top:0;bottom:0;left:var(--pos);width:1px;background:var(--gold);
  pointer-events:none;box-shadow:0 0 22px rgba(248,186,26,.5)}
.ba .knob{position:absolute;top:50%;left:var(--pos);transform:translate(-50%,-50%);width:54px;height:54px;
  border-radius:50%;background:var(--gold);color:var(--ink);display:grid;place-items:center;
  pointer-events:none;font-family:var(--font-label);font-size:15px}
.ba input[type=range]{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize}
.ba .tagx{position:absolute;bottom:14px;font-family:var(--font-label);font-size:13px;letter-spacing:.005em;
  background:var(--ink);color:var(--cement);padding:7px 12px;pointer-events:none}
.ba .tagx.l{left:14px}
.ba .tagx.r{right:14px;background:var(--gold);color:var(--ink)}

/* ---------------- footer en mobiele balk ---------------- */
footer{background:var(--ink-2);border-top:1px solid var(--line);padding:clamp(54px,7vw,94px) 0 0}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:clamp(24px,3vw,50px)}
footer h4{font-family:var(--font-label);font-size:13px;letter-spacing:.005em;
  color:var(--gold);margin:0 0 18px;font-weight:500}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:11px;font-size:14.5px}
footer ul a,footer address a{color:var(--zinc);transition:color .3s}
footer ul a:hover,footer address a:hover{color:var(--gold)}
footer address{font-style:normal;font-size:14.5px;line-height:1.8;color:var(--zinc)}
footer address b{color:var(--cement);font-weight:500}
.f-bottom{margin-top:clamp(38px,5vw,70px);border-top:1px solid var(--line);padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-family:var(--font-label);font-size:13px;letter-spacing:.005em;color:var(--slate)}
.f-bottom a:hover{color:var(--gold)}
.dock{position:fixed;left:0;right:0;bottom:0;z-index:880;display:none;grid-template-columns:1fr 1fr 1.2fr;
  background:var(--ink-2);border-top:1px solid var(--line-strong);transform:translateY(110%);
  transition:transform .45s var(--ease);padding-bottom:env(safe-area-inset-bottom)}
.dock.up{transform:none}
.dock a{display:flex;align-items:center;justify-content:center;gap:8px;padding:16px 6px;min-height:52px;
  font-family:var(--font-label);font-size:13px;letter-spacing:.005em;border-right:1px solid var(--line)}
.dock a:last-child{border-right:0;background:var(--gold);color:var(--ink)}

/* iOS zoomt automatisch in op invoervelden onder de 16px. Dat gebeurt hier dus niet. */
input,select,textarea{font-size:16px}

/* leesbaarheid van kleine labels: geen kapitalen, wel wat gewicht */
.mono,.facts span,.siblings span,.f-bottom,.dock a,.topbar,
.navlinks a,.sub a,footer h4,.ba .tagx,.plate::after,.rule + *{font-weight:500}
footer h4{font-size:14px;letter-spacing:0;color:var(--gold)}
.navlinks a{font-family:var(--font-body);font-size:15.5px;font-weight:500;letter-spacing:0;padding:11px 0}
.sub a{font-family:var(--font-body);font-size:15px;font-weight:500;letter-spacing:0}
.topbar{font-family:var(--font-body);font-size:14.5px;font-weight:500;letter-spacing:0}
.dock a{font-family:var(--font-body);font-size:14.5px;font-weight:600;letter-spacing:0}
.f-bottom{font-family:var(--font-body);font-size:14px;letter-spacing:0}
.drawer a i{font-family:var(--font-body);font-size:14px;letter-spacing:0}

/* ---------------- responsive ---------------- */
@media (max-width:1100px){
  .sec-head{grid-template-columns:1fr;align-items:start}
  .f-grid{grid-template-columns:1fr 1fr}
}
@supports (height:100svh){
  .ohero{min-height:min(76svh,720px)}
  .dank{min-height:min(66svh,640px)}
  .vier{min-height:min(70svh,660px)}
}
@media (max-width:780px){
  .navlinks,.nav .btn{display:none}
  .burger{display:block}
  .dock{display:grid}
  body{padding-bottom:calc(56px + env(safe-area-inset-bottom))}
  .topbar .t-l{display:none}
  .topbar .shell{justify-content:center}
  .f-grid{grid-template-columns:1fr}
  .ba .knob{width:44px;height:44px}
}
@media (prefers-reduced-transparency:reduce){
  .nav{background:var(--ink);backdrop-filter:none}
}
@media (prefers-contrast:more){
  :root{--line:rgba(216,214,206,.42);--line-strong:rgba(216,214,206,.62);--line-dark:rgba(23,27,21,.42)}
  .lede,.mono{color:var(--cement)}
  .sec--paper .lede,.sec--cement .lede,.sec--paper .mono,.sec--cement .mono{color:var(--ink)}
  body::after{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;
    transition-duration:.01ms !important;scroll-behavior:auto !important}
  .rv{opacity:1;transform:none}
}

/* ============================================================
   GEDEELDE ONDERDELEN VOOR SUBPAGINA'S
   ============================================================ */
.has-sub{position:relative}
.sub{position:absolute;top:100%;left:-18px;min-width:230px;background:var(--ink-2);border:1px solid var(--line);
  padding:8px;display:grid;gap:2px;opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;padding:11px 14px;font-family:var(--font-label);font-size:13.5px;letter-spacing:.005em;
  color:var(--zinc);transition:background .25s,color .25s}
.sub a::after{display:none}
.sub a:hover{background:var(--gold);color:var(--ink)}

/* paginakop */
.ph{padding:clamp(44px,6vw,86px) 0 clamp(28px,3.4vw,50px);position:relative;overflow:hidden}
.ph::before{content:"";position:absolute;inset:0;opacity:.42;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:56px 56px;-webkit-mask-image:radial-gradient(85% 80% at 28% 34%,#000,transparent 72%);
  mask-image:radial-gradient(85% 80% at 28% 34%,#000,transparent 72%)}
.ph .shell{position:relative}
.ph h1{font-size:clamp(40px,8vw,116px)}
.ph h1{overflow-wrap:normal;word-break:keep-all;hyphens:none;max-width:15ch}
@media (max-width:600px){.ph h1{max-width:none;font-size:clamp(26px,7vw,34px)}}
.ph h1 span{display:block;overflow:hidden;padding:.04em .08em .04em 0;margin:-.04em 0}
.ph h1 span>i{display:block;font-style:normal;transform:translateY(105%);transition:transform .95s var(--ease)}
.ph h1 span:nth-child(2)>i{transition-delay:.07s}
.ph h1 span:nth-child(3)>i{transition-delay:.14s}
.loaded .ph h1 span>i{transform:none}
.ph .lede{margin-top:26px;opacity:0;transform:translateY(16px);transition:opacity .8s var(--ease) .35s,transform .8s var(--ease) .35s}
.loaded .ph .lede{opacity:1;transform:none}
.ph-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.82fr);gap:clamp(24px,4vw,70px);align-items:end}

/* strook met feiten */
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-block:1px solid var(--line)}
.facts div{background:var(--ink);padding:24px clamp(14px,1.6vw,24px)}
.facts b{display:block;font-family:var(--font-display);font-weight:700;font-size:clamp(19px,2.1vw,28px);
  letter-spacing:-.024em;color:var(--gold);line-height:1.08}
.facts span{display:block;font-family:var(--font-label);font-size:13px;letter-spacing:.005em;
  color:var(--slate);margin-top:10px}
.sec--paper .facts,.sec--cement .facts{background:var(--line-dark)}
.sec--paper .facts div{background:var(--paper)}
.sec--cement .facts div{background:var(--cement)}
.sec--paper .facts b,.sec--cement .facts b{color:var(--ink)}

/* tekstblokken */
.prose p{font-size:clamp(16px,1.2vw,18px);line-height:1.68;color:var(--zinc);margin:0 0 18px;max-width:62ch}
.prose p strong{color:var(--cement);font-weight:600}
.sec--paper .prose p,.sec--cement .prose p{color:var(--slate)}
.sec--paper .prose p strong,.sec--cement .prose p strong{color:var(--ink)}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(24px,4vw,72px);align-items:start}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,28px)}

/* opsomming met gouden bol */
.ticks{list-style:none;margin:26px 0 0;padding:0;display:grid;gap:13px}
.ticks li{display:grid;grid-template-columns:20px 1fr;gap:12px;font-size:15.5px;line-height:1.55;color:var(--zinc)}
.ticks i{font-style:normal;color:var(--gold);line-height:1.5}
.sec--paper .ticks li,.sec--cement .ticks li{color:var(--slate)}
.sec--paper .ticks i,.sec--cement .ticks i{color:var(--gold-deep)}

/* veelgestelde vragen */
.faq{border-top:1px solid var(--line)}
.sec--paper .faq,.sec--cement .faq{border-color:var(--line-dark)}
.faq details{border-bottom:1px solid var(--line)}
.sec--paper .faq details,.sec--cement .faq details{border-color:var(--line-dark)}
.faq summary{list-style:none;cursor:pointer;padding:20px 44px 20px 0;position:relative;
  font-family:var(--font-display);font-weight:700;font-size:clamp(16px,1.3vw,19px);
  letter-spacing:-.012em;line-height:1.3;transition:color .3s}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:50%;width:13px;height:1px;background:var(--gold)}
.faq summary::before{content:"";position:absolute;right:14px;top:50%;width:1px;height:13px;background:var(--gold);
  transform:translateY(-50%);transition:transform .35s var(--ease)}
.faq details[open] summary::before{transform:translateY(-50%) scaleY(0)}
.faq summary:hover{color:var(--gold)}
.faq .ans{padding:0 0 24px;font-size:15.5px;line-height:1.62;color:var(--zinc);max-width:70ch}
.sec--paper .faq .ans,.sec--cement .faq .ans{color:var(--slate)}

/* afsluitend blok */
.endcta{background:var(--gold);color:var(--ink);padding:clamp(40px,6vw,80px) 0}
.endcta .shell{display:flex;justify-content:space-between;align-items:center;gap:clamp(22px,3vw,50px);flex-wrap:wrap}
.endcta h2{font-size:clamp(24px,3.2vw,42px);max-width:17ch}
.endcta p{margin:14px 0 0;max-width:44ch;font-size:15.5px;line-height:1.5;color:#3B3208}
.endcta .btns{display:flex;gap:12px;flex-wrap:wrap}
.endcta .btn{--bg:var(--ink);--fg:var(--paper)}
.endcta .btn::before{background:var(--paper)}
.endcta .btn:hover{color:var(--ink)}
.endcta .btn--line{--bg:transparent;--fg:var(--ink);box-shadow:inset 0 0 0 1px rgba(18,21,15,.35)}
.endcta .btn--line::before{background:var(--ink)}
.endcta .btn--line:hover{color:var(--gold)}

/* zusterdiensten */
.siblings{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-block:1px solid var(--line)}
.siblings a{background:var(--ink);padding:26px clamp(14px,1.6vw,24px);display:block;transition:background .4s}
.siblings a:hover{background:var(--ink-3)}
.siblings b{display:block;font-family:var(--font-display);font-weight:700;font-size:17px;letter-spacing:-.01em;margin-bottom:8px}
.siblings span{font-family:var(--font-label);font-size:13px;letter-spacing:.005em;color:var(--slate)}
.siblings a:hover span{color:var(--gold)}

@media (max-width:1100px){
  .ph-grid,.grid2{grid-template-columns:1fr}
  .facts,.siblings{grid-template-columns:1fr 1fr}
  .grid3{grid-template-columns:1fr}
}
@supports (height:100svh){
  .ohero{min-height:min(76svh,720px)}
  .dank{min-height:min(66svh,640px)}
  .vier{min-height:min(70svh,660px)}
}
@media (max-width:780px){
  .facts,.siblings{grid-template-columns:1fr}
}