:root{
  --paper:#ffffff; --paper-2:#edf1f5; --ink:#181c23; --ink-2:#4b5460; --line:#dbe1e8;
  --night:#131a22; --night-2:#1b242e; --on-night:#edf1f5; --on-night-2:#a6b1be; --night-line:#2b3643;
  --anker:#2f5378; --anker-ink:#ffffff; --anker-bright:#8fb3d9;
  --signal:#9c4708; --signal-bright:#ffa057;
  --tag-bg:#fff3c4; --tag-ink:#3d3200;
  --map:#d8e0e8; --map-line:#b3c0cc; --dot:#5a6a7c; --dot-on:#2f5378; --label:#4b5460;
  --f-head:"Manrope",system-ui,sans-serif; --f-body:"Public Sans",system-ui,sans-serif;
  --gutter:clamp(16px,4vw,48px); --max:1180px;
}
@media (prefers-color-scheme:dark){
  :root{--paper:#12171e;--paper-2:#181f28;--ink:#edf1f5;--ink-2:#a6b1be;--line:#293440;--anker:#8fb3d9;--anker-ink:#0e141c;--map:#232e3a;--map-line:#3a4756;--dot:#8fa0b2;--dot-on:#8fb3d9;--label:#b9c4d0}
}
*{box-sizing:border-box}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.6 var(--f-body);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--f-head);line-height:1.1;margin:0 0 .5em;letter-spacing:-.01em;font-weight:700}
h1{font-size:clamp(2.3rem,5.4vw,4.1rem);font-weight:800}
h2{font-size:clamp(1.55rem,3vw,2.3rem)}
h3{font-size:1.125rem}
p{margin:0 0 1em;max-width:62ch}
a{color:var(--anker);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.concept{background:#fff3c4;color:#3d3200;font:600 0.875rem/1.4 var(--f-body);padding:.5rem var(--gutter);text-align:center}
header.top{display:flex;align-items:center;justify-content:space-between;padding:1.1rem var(--gutter);max-width:var(--max);margin:0 auto}
.logo{font:800 1.25rem var(--f-head);text-decoration:none;display:flex;align-items:center;gap:.55rem;color:var(--ink)}
.logo i{width:1.3rem;height:1.3rem;border-radius:50%;background:#2f5378}
@media (prefers-color-scheme:dark){.logo i{background:#8fb3d9}}
nav.top a{margin-left:1.4rem;color:var(--ink-2);font-weight:600}
nav.top a:hover{color:var(--ink)}


.hero{background:var(--night);color:var(--on-night)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,56px);align-items:center;padding-top:clamp(36px,6vw,76px);padding-bottom:clamp(36px,6vw,76px)}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}}
.crumb{font:600 0.75rem/1 var(--f-body);letter-spacing:.12em;text-transform:uppercase;color:var(--on-night-2);margin-bottom:1.2rem}
.lead{font-size:1.25rem;color:var(--on-night-2);max-width:46ch}
.hero figure{margin:0}
.hero img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:8px;display:block;background:var(--night-2)}
.hero figcaption{font-size:0.875rem;color:var(--on-night-2);margin-top:.5rem}
.btn{display:inline-block;background:var(--anker);color:var(--anker-ink);text-decoration:none;border-radius:8px;font:700 1rem var(--f-head);padding:1rem 1.4rem;border:0;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.hero .btn{margin-top:.4rem}
.hint{font-size:0.875rem;color:var(--on-night-2);margin-top:0.75rem}

.tool{background:var(--night);color:var(--on-night)}
.tool .wrap{padding-top:clamp(48px,7vw,92px);padding-bottom:clamp(48px,7vw,92px)}
.tool .intro{max-width:58ch;color:var(--on-night-2);margin-bottom:2rem}
.app{background:var(--night-2);border-radius:10px;overflow:hidden}
.app .balk{display:flex;align-items:center;gap:.5rem;padding:.6rem 0.875rem;border-bottom:1px solid var(--night-line)}
.app .balk i{width:0.75rem;height:0.75rem;border-radius:50%;background:#39465a}
.app .balk span{font:700 0.75rem var(--f-head);letter-spacing:.1em;text-transform:uppercase;color:var(--on-night-2);margin-left:.4rem}
.app .lijf{padding:clamp(1rem,3vw,1.8rem);display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(1.2rem,3vw,2.4rem)}
@media (max-width:820px){.app .lijf{grid-template-columns:1fr}}
.kaart svg{width:100%;height:auto;display:block}
.kaart .hex{fill:var(--map);stroke:var(--map-line);stroke-width:1}
.city circle{fill:var(--dot)}
.city.on circle{fill:var(--dot-on)}
.city text{font:600 11.5px var(--f-body);fill:var(--label)}
.kaartcap{font-size:0.75rem;color:var(--on-night-2);margin-top:.6rem}
.steden{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:.15rem 1rem}
@media (max-width:520px){.steden{grid-template-columns:1fr}}
.steden label{display:flex;gap:.5rem;align-items:baseline;padding:.32rem 0;border-top:1px solid var(--night-line);cursor:pointer;font-size:1rem;color:var(--on-night-2)}
.steden label:hover{color:var(--on-night)}
.steden input{accent-color:#2f5378}
@media (prefers-color-scheme:dark){.steden input{accent-color:#8fb3d9}}
#zoneUitkomst{margin-top:1.4rem;padding-top:1.1rem;border-top:1px solid var(--night-line);display:none}
#zoneUitkomst.show{display:block}
.zrij{display:grid;grid-template-columns:9rem 1fr;gap:0.75rem;padding:.4rem 0;border-top:1px solid var(--night-line);font-size:1rem}
.zrij:first-child{border-top:0}
@media (max-width:520px){.zrij{grid-template-columns:1fr;gap:.1rem}}
.zrij b{font:700 1rem var(--f-head)}
.zrij span{color:var(--on-night-2)}
.smog{margin-top:1rem;color:var(--signal-bright);font-weight:600;max-width:none}
.klassennoot{margin-top:0.875rem;font-size:0.875rem;color:var(--on-night-2)}
.tag{display:inline-block;font:700 0.75rem var(--f-body);letter-spacing:.06em;text-transform:uppercase;background:var(--tag-bg);color:var(--tag-ink);border-radius:4px;padding:.15rem .4rem;margin-left:.4rem;vertical-align:middle}

section.s{padding:clamp(48px,7vw,92px) 0}
section.alt{background:var(--paper-2)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
.split.rev > :first-child{order:2}
@media (max-width:860px){.split,.split.rev{grid-template-columns:1fr}.split.rev > :first-child{order:0}}
figure.data{margin:0}
figure.data figcaption{font-size:0.875rem;color:var(--ink-2);margin-top:.6rem}

.vtl{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2.5vw,36px)}
@media (max-width:760px){.vtl{grid-template-columns:1fr;gap:0;border-left:2px solid var(--line);padding-left:1.3rem}.vtl li{padding:0 0 1.4rem;position:relative}.vtl li::before{content:"";position:absolute;left:calc(-1.3rem - 7px);top:.45rem;width:12px;height:12px;border-radius:50%;background:var(--paper);box-shadow:inset 0 0 0 2px var(--ink-2)}.vtl li.now::before{background:var(--anker)}}
.vtl li{border-top:2px solid var(--line);padding-top:0.875rem}
@media (max-width:760px){.vtl li{border-top:0;padding-top:0}}
.vtl li.now{border-top-color:var(--anker)}
.vtl time{display:block;font:700 0.875rem var(--f-head);letter-spacing:.05em;text-transform:uppercase;color:var(--ink-2);margin-bottom:.3rem}
.vtl li.now time{color:var(--anker)}
.vtl li p{margin:0;font-size:1rem;max-width:none}

.vergelijk{display:grid;gap:0;margin:0}
.vergelijk .vrij{display:grid;grid-template-columns:8rem 1fr 1fr;gap:0.875rem;padding:.65rem 0;border-top:1px solid var(--line);font-size:1rem}
.vergelijk .vrij:last-child{border-bottom:1px solid var(--line)}
.vergelijk .vrij b{font:700 0.875rem var(--f-head);letter-spacing:.04em;text-transform:uppercase;color:var(--ink-2)}
.vergelijk .vrij span b{font-weight:600}
@media (max-width:640px){.vergelijk .vrij{grid-template-columns:1fr;gap:.15rem}}
.waarschuw{margin-top:1.3rem}
.waarschuw h3{color:var(--signal)}
@media (prefers-color-scheme:dark){.waarschuw h3{color:var(--signal-bright)}}

.stedenlijst{list-style:none;margin:1.6rem 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 clamp(1.5rem,4vw,4rem)}
@media (max-width:640px){.stedenlijst{grid-template-columns:1fr}}
.stedenlijst li{display:grid;grid-template-columns:2.6rem 1fr;gap:0.75rem;align-items:baseline;padding:.6rem 0;border-top:1px solid var(--line);font-size:1rem}
.stedenlijst li b{font:700 0.875rem var(--f-head);letter-spacing:.02em;color:var(--anker)}
@media (prefers-color-scheme:dark){.stedenlijst li b{color:var(--anker)}}
.zfekode{margin-top:1rem;font-size:0.875rem;color:var(--ink-2)}

.stappen{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,4vw,48px);counter-reset:s;margin-top:2rem}
@media (max-width:760px){.stappen{grid-template-columns:1fr}}
.stappen div{counter-increment:s}
.stappen div::before{content:counter(s);display:block;font:800 2.3rem/1 var(--f-head);color:var(--anker);margin-bottom:.6rem}
.stappen h3{margin-bottom:.3rem}
.stappen p{margin:0}

.bestel{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;margin-top:1.6rem}
.bestel .prijs{font-size:0.875rem;color:var(--ink-2)}

details{border-top:1px solid var(--line);padding:1rem 0}
details:last-of-type{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font:700 1.125rem var(--f-head);list-style:none;display:flex;justify-content:space-between;gap:1rem}
summary::after{content:"+";font-weight:400;color:var(--ink-2)}
details p{margin:.7rem 0 0}
.cta{background:var(--night);color:var(--on-night);text-align:center;padding:clamp(48px,7vw,88px) var(--gutter)}
.cta p{margin:0 auto 1.4rem;max-width:46ch;font:700 clamp(1.3rem,2.6vw,1.8rem)/1.25 var(--f-head)}
.cta a{display:inline-block;background:var(--anker);color:var(--anker-ink);text-decoration:none;border-radius:8px;font:700 1rem var(--f-head);padding:1rem 1.5rem}
footer{padding:2.5rem var(--gutter);color:var(--ink-2);font-size:0.875rem;max-width:var(--max);margin:0 auto}

/* één betekenisvolle transition: aangeklikte stippen kleuren in */
.city circle{transition:fill .25s ease}
@media (prefers-reduced-motion:reduce){.city circle{transition:none}}


/* geen grid-uitbraak op smalle schermen */
.split>*,.wrap>*,figure{min-width:0}
img,svg,table{max-width:100%}
/* logo-mobiel */
@media (max-width:680px){header.top .logo{font-size:1rem;flex:1 1 0;min-width:0;overflow-wrap:anywhere}header.top .menu-btn{flex:0 0 auto}}
/* mobiel menu */
header.top{position:relative;flex-wrap:wrap}
.menu-btn{display:none;align-items:center;gap:.5rem;background:transparent;border:1px solid currentColor;border-radius:8px;color:inherit;font:600 .95rem/1 inherit;padding:.55rem .75rem;min-height:44px;cursor:pointer}
.menu-btn span{display:block;width:18px;height:2px;background:currentColor;position:relative}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;transition:transform .2s ease}
.menu-btn span::before{top:-6px}.menu-btn span::after{top:6px}
header.top.open .menu-btn span{background:transparent}
header.top.open .menu-btn span::before{transform:translateY(6px) rotate(45deg)}
header.top.open .menu-btn span::after{transform:translateY(-6px) rotate(-45deg)}
@media (max-width:640px){
  .menu-btn{display:inline-flex}
  nav.top{display:none;flex-basis:100%;flex-direction:column;padding:.6rem 0 .2rem}
  header.top.open nav.top{display:flex}
  nav.top a{margin:0;padding:.85rem 0;border-top:1px solid rgba(128,128,128,.25);font-size:1.05rem}
}
@media (prefers-reduced-motion:reduce){.menu-btn span::before,.menu-btn span::after{transition:none}}

/* subpagina's milieustickersfrankrijk */
figure.zone svg{width:100%;max-width:440px;height:auto;display:block}
figure.zone path{fill:color-mix(in oklab,var(--anker) 18%,transparent);stroke:var(--anker);stroke-width:1.5;vector-effect:non-scaling-stroke}
table.fases{width:100%;border-collapse:collapse;font-size:1rem;margin-top:1rem}
table.fases th{text-align:left;font:700 .8rem var(--f-head,inherit);text-transform:uppercase;letter-spacing:.06em;color:var(--ink-2);padding:.6rem .5rem;border-bottom:2px solid var(--ink)}
table.fases td{padding:.7rem .5rem;border-bottom:1px solid var(--line);vertical-align:top}
table.fases tr.st-nu td{font-weight:600}
table.fases tr.st-voorbij td{color:var(--ink-2)}
@media (max-width:560px){table.fases thead{display:none}table.fases,table.fases tbody,table.fases tr,table.fases td{display:block;width:100%}table.fases tr{border-bottom:1px solid var(--line);padding:.5rem 0}table.fases td{border:0;padding:.1rem 0}}
.smog-state{font:800 1.5rem/1.2 var(--f-head,inherit);margin:0 0 .4rem}
.smog-state.rustig{color:var(--anker)}
.smog-state.alarm{color:#9c4708}
.tl{list-style:none;margin:0;padding:0;border-left:2px solid var(--line)}
.tl li{position:relative;padding:0 0 1.2rem 1.3rem}
.tl li::before{content:"";position:absolute;left:-7px;top:.45rem;width:12px;height:12px;border-radius:50%;background:var(--paper,#fff);box-shadow:inset 0 0 0 2px var(--ink-2)}
.tl time{display:block;font:700 .85rem var(--f-head,inherit);color:var(--ink-2);text-transform:uppercase;letter-spacing:.06em}
/* bestelformulier (uit crit-air) */
.whatlist{padding-left:1.2rem;margin:0}
.whatlist li{margin:0 0 .9rem;max-width:58ch}
table.price{width:100%;border-collapse:collapse;font-size:1rem}
table.price caption{text-align:left;font:700 1.05rem var(--f-head);margin-bottom:.6rem}
table.price th{text-align:left;font-weight:400;color:var(--ink-2);padding:.6rem 0;border-bottom:1px solid var(--line)}
table.price td{text-align:right;font-weight:600;padding:.6rem 0;border-bottom:1px solid var(--line)}
table.price tr.sum th,table.price tr.sum td{color:var(--ink);font-weight:700;border-bottom:2px solid var(--ink)}
.checkout{background:var(--night);color:var(--on-night);border-radius:12px;max-width:760px;margin-top:1.4rem;overflow:hidden}
.checkout .appbar{display:flex;align-items:center;gap:.6rem;padding:.7rem 1rem;border-bottom:1px solid rgba(255,255,255,.12);font:600 .9rem var(--f-body);color:var(--on-night-2)}
.checkout .dots{display:flex;gap:6px}.checkout .dots i{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.25)}
ol.stepper{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:.4rem;margin:0;padding:1rem 1.2rem 0;counter-reset:st}
ol.stepper li{counter-increment:st;font-size:.85rem;color:var(--on-night-2);border-top:3px solid rgba(255,255,255,.18);padding-top:.45rem;transition:border-color .25s ease,color .25s ease}
ol.stepper li::before{content:counter(st) ". "}
ol.stepper li.on{border-top-color:var(--act);color:var(--on-night)}
@media (prefers-reduced-motion:reduce){ol.stepper li{transition:none}}
form.co{padding:1.2rem}
form.co fieldset{border:0;margin:0;padding:0}
form.co legend{font:700 1.25rem var(--f-head);margin-bottom:.8rem}
form.co label{display:block;font-weight:600;margin:.8rem 0 .3rem}
form.co input:not([type=checkbox]){width:100%;font:400 1rem var(--f-body);padding:.75rem .85rem;border-radius:8px;border:1px solid rgba(255,255,255,.25);background:var(--night-2);color:var(--on-night)}
form.co input#coK{font:800 1.4rem var(--f-head);letter-spacing:.1em;text-transform:uppercase;background:#f7c600;color:#111;border:3px solid #111;max-width:320px}
form.co label.check{display:flex;gap:.6rem;font-weight:400;align-items:flex-start;line-height:1.45}
form.co label.check input{margin-top:.25rem;width:1.1rem;height:1.1rem;flex:0 0 auto}
form.co .note{color:var(--on-night-2)}
form.co .note a{color:var(--on-night)}
.co-car{font-weight:600;margin:.6rem 0 0;min-height:1.4em}
dl.review{display:grid;grid-template-columns:9rem 1fr;gap:.35rem 1rem;margin:0 0 1rem}
dl.review dt{color:var(--on-night-2)}dl.review dd{margin:0;font-weight:600;overflow-wrap:anywhere}
@media (max-width:520px){dl.review{grid-template-columns:1fr}dl.review dt{margin-top:.4rem}}
.co-nav{display:flex;gap:.8rem;justify-content:flex-end;margin-top:1.4rem}
.co-nav .ghost{background:transparent;color:var(--on-night);border:1px solid rgba(255,255,255,.35);border-radius:8px;padding:.8rem 1.2rem;font:700 1rem var(--f-head);cursor:pointer}
.co-nav .go{min-height:3rem}
form.co .err{color:#ffb4a2;font-weight:600;min-height:1.4em;margin:.8rem 0 0}
svg.ruit{width:100%;max-width:420px;color:var(--ink);display:block}
:root{--act:var(--anker)}
.co-nav .go{background:var(--anker);color:var(--anker-ink);border:0;border-radius:8px;font:700 1rem var(--f-head);padding:.8rem 1.3rem;cursor:pointer}
.co-nav .go:disabled{opacity:.55;cursor:not-allowed}
form.co input#coK{max-width:320px}

/* bestellen: prijs en upload */
.prijs-totaal{margin:1rem 0 0;font-size:1rem;color:var(--ink-2)}
.prijs-totaal b{display:block;font-size:clamp(1.8rem,4vw,2.4rem);line-height:1.1;color:var(--ink)}
form.upform{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center;margin:1rem 0}
form.upform input[type=file]{font-size:1rem;max-width:100%}
form.upform .err{flex-basis:100%;min-height:1.2em;margin:0;font-weight:600}
.up-ok{font-weight:600}

/* gedeeld: beelden schalen mee (width/height alleen voor de beeldverhouding) */
main img[width][height]{height:auto;max-width:100%}
/* gedeeld: kruimelpad, voettekst, subpagina-typografie */
.crumbs{font-size:.9rem;padding-top:1rem;padding-bottom:.2rem;color:var(--ink-2)}
.crumbs a{color:var(--ink-2)}
footer.site{border-top:1px solid var(--line);margin-top:0;padding:2.4rem 0;color:var(--ink-2);font-size:.92rem}
footer.site nav{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;margin:.6rem 0 1rem}
footer.site nav a{color:var(--ink);text-decoration:none;font-weight:600}
footer.site .small{font-size:.85rem}
.prose{max-width:720px}
.prose h2{margin-top:2.2rem}
.prose ul,.prose ol{padding-left:1.2rem;max-width:62ch}
.prose li{margin:.35rem 0}
.note{font-size:.92rem;color:var(--ink-2)}
.tag{display:inline-block;font:700 .72rem system-ui,sans-serif;letter-spacing:.06em;text-transform:uppercase;background:#fff3c4;color:#3d3200;border-radius:4px;padding:.15rem .4rem;margin-left:.3rem;vertical-align:middle}
.pagehead{padding:clamp(28px,5vw,56px) 0 clamp(8px,2vw,16px)}
.pagehead h1{overflow-wrap:anywhere;hyphens:auto}
.pagehead p.lead{font-size:1.15rem;color:var(--ink-2);max-width:56ch}