/* ==========================================================================
   AllCalculatorNl.com — Design System
   Palette: deep navy, Dutch orange, sky blue
   ========================================================================== */

:root{
  --navy-900:#0b2545;
  --navy-800:#0f3460;
  --navy-700:#14477e;
  --blue-600:#1c6dd0;
  --blue-500:#2e86f0;
  --blue-50:#eef5ff;
  --red-600:#ea5a0c;
  --red-700:#c74806;
  --amber-500:#f2a71b;
  --ink-900:#182233;
  --ink-700:#3c4657;
  --ink-500:#68738a;
  --ink-300:#a6afc0;
  --line:#e3e8f0;
  --paper:#ffffff;
  --bg:#f6f8fc;
  --success:#1a8754;
  --radius-sm:6px;
  --radius:12px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(11,37,69,.06);
  --shadow:0 4px 16px rgba(11,37,69,.08);
  --shadow-lg:0 16px 40px rgba(11,37,69,.14);
  --maxw:1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--ink-900);
  background:var(--bg);
  line-height:1.6;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue-600);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--font);color:var(--navy-900);line-height:1.25;margin:0 0 .5em}
h1{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(1.35rem,2.4vw,1.7rem);font-weight:800;margin-top:2.2em}
h3{font-size:1.15rem;font-weight:700;margin-top:1.6em}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.3em}
li{margin-bottom:.4em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:-999px;top:0;background:var(--navy-900);color:#fff;padding:10px 16px;z-index:999;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

/* ---------- Top utility bar ---------- */
.topbar{background:var(--navy-900);color:#cfe0fb;font-size:.82rem}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:34px}
.topbar a{color:#cfe0fb}
.topbar .tb-right{display:flex;gap:16px}

/* ---------- Header ---------- */
header.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{height:44px;width:auto}
.main-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
.main-nav > a, .nav-drop > button{
  font-weight:600;font-size:.94rem;color:var(--ink-700);padding:10px 12px;border-radius:8px;background:none;border:none;cursor:pointer;font-family:var(--font);
  display:flex;align-items:center;gap:5px;
}
.main-nav > a:hover, .nav-drop > button:hover{background:var(--blue-50);color:var(--navy-900);text-decoration:none}
.nav-drop{position:relative}
.nav-drop .chev{width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);margin-top:-3px}
.mega{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%);
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);
  padding:20px;display:none;grid-template-columns:repeat(auto-fit,200px);gap:6px 22px;z-index:200;max-width:90vw;
}
.nav-drop:hover .mega, .nav-drop:focus-within .mega{display:grid}
.mega-col h4{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-500);margin:0 0 8px;border-bottom:1px solid var(--line);padding-bottom:6px}
.mega a{display:block;font-size:.88rem;color:var(--ink-700);padding:4px 0}
.mega a:hover{color:var(--blue-600);text-decoration:none}
.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-search{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}
.mobile-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px}
.mobile-toggle span{display:block;width:24px;height:2px;background:var(--navy-900);margin:5px 0}

/* ---------- Breadcrumb ---------- */
.breadcrumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb{list-style:none;margin:0;padding:11px 0;display:flex;flex-wrap:wrap;gap:6px;font-size:.82rem;color:var(--ink-500)}
.breadcrumb li{display:flex;align-items:center;gap:6px;margin:0}
.breadcrumb a{color:var(--ink-500)}
.breadcrumb li:not(:last-child)::after{content:"/";color:var(--ink-300);margin-left:6px}
.breadcrumb li[aria-current]{color:var(--navy-900);font-weight:600}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(160deg,var(--navy-900),var(--navy-800) 60%,var(--blue-700,#123a68));color:#fff;padding:56px 0 74px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-80px;top:-80px;width:340px;height:340px;background:radial-gradient(circle,rgba(242,167,27,.25),transparent 70%)}
.hero .container{position:relative}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);color:#ffd9a8;font-weight:700;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;padding:6px 14px;border-radius:99px;margin-bottom:18px}
.hero h1{color:#fff;max-width:820px}
.hero p.lead{color:#cfe0fb;font-size:1.08rem;max-width:640px}
.hero-search{background:#fff;border-radius:var(--radius);padding:8px;display:flex;gap:8px;max-width:620px;margin-top:26px;box-shadow:var(--shadow-lg)}
.hero-search input{flex:1;border:none;padding:12px 14px;font-size:1rem;border-radius:8px;font-family:var(--font)}
.hero-search input:focus{outline:2px solid var(--blue-500)}
.hero-search button{background:var(--red-600);color:#fff;border:none;padding:0 22px;border-radius:8px;font-weight:700;cursor:pointer;font-size:.95rem}
.hero-search button:hover{background:var(--red-700)}
.hero-stats{display:flex;gap:32px;margin-top:30px;flex-wrap:wrap}
.hero-stats div strong{display:block;font-size:1.5rem;color:#fff}
.hero-stats div span{font-size:.82rem;color:#a9c3ea}

/* ---------- Tool page hero ---------- */
.tool-hero{background:linear-gradient(135deg,var(--navy-900),var(--navy-700));color:#fff;padding:34px 0 78px}
.tool-hero h1{color:#fff;margin-bottom:8px}
.tool-hero .tool-sub{color:#cfe0fb;max-width:760px;font-size:1.02rem}
.tool-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:16px;font-size:.82rem;color:#a9c3ea}
.tool-meta span{display:flex;align-items:center;gap:6px}
.badge{display:inline-block;background:rgba(255,255,255,.14);padding:3px 10px;border-radius:99px;font-size:.72rem;font-weight:700;letter-spacing:.02em}

/* ---------- Sections / cards ---------- */
main{display:block}
.section{padding:44px 0}
.section-tight{padding:26px 0}
.section-title{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap}
.section-title .view-all{font-size:.88rem;font-weight:700}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}}

.cat-card{padding:22px;text-align:left;transition:transform .15s ease, box-shadow .15s ease;display:block}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);text-decoration:none}
.cat-card .icon{width:46px;height:46px;border-radius:12px;background:var(--blue-50);display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:12px}
.cat-card h3{margin:0 0 4px;font-size:1.02rem;color:var(--navy-900)}
.cat-card p{margin:0;color:var(--ink-500);font-size:.85rem}
.cat-card .count{margin-top:10px;font-size:.76rem;color:var(--blue-600);font-weight:700}

.tool-card{padding:18px;display:flex;flex-direction:column;gap:8px;height:100%}
.tool-card h3{margin:0;font-size:1rem}
.tool-card h3 a{color:var(--navy-900)}
.tool-card p{color:var(--ink-500);font-size:.86rem;margin:0;flex:1}
.tool-card .tags{display:flex;gap:6px;flex-wrap:wrap}
.tag{font-size:.7rem;font-weight:700;background:var(--blue-50);color:var(--blue-600);padding:3px 9px;border-radius:99px}
.tag.tag-ymyl{background:#fff1e8;color:var(--red-700)}

/* ---------- Calculator widget ---------- */
.calc-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);margin-top:-46px;position:relative;z-index:5;overflow:hidden}
.calc-head{background:var(--blue-50);padding:16px 26px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.calc-head h2{margin:0;font-size:1.05rem}
.calc-body{padding:26px}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 22px}
@media (max-width:720px){.calc-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:.85rem;font-weight:700;color:var(--ink-700)}
.field .hint{font-size:.74rem;color:var(--ink-500);font-weight:400}
.field input, .field select{
  padding:11px 12px;border:1.5px solid var(--line);border-radius:var(--radius-sm);font-size:.96rem;font-family:var(--font);background:#fbfcfe;color:var(--ink-900);
}
.field input:focus,.field select:focus{outline:none;border-color:var(--blue-500);background:#fff}
.field-suffix{position:relative}
.field-suffix .unit{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:.82rem;color:var(--ink-500);pointer-events:none}
.checkline{display:flex;align-items:center;gap:8px;font-size:.88rem;color:var(--ink-700)}
.calc-actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;padding:12px 22px;border-radius:9px;font-weight:700;font-size:.94rem;border:none;cursor:pointer;font-family:var(--font)}
.btn-primary{background:var(--red-600);color:#fff}
.btn-primary:hover{background:var(--red-700);text-decoration:none}
.btn-ghost{background:#fff;border:1.5px solid var(--line);color:var(--ink-700)}
.btn-ghost:hover{border-color:var(--blue-500);color:var(--blue-600);text-decoration:none}
.result-box{margin-top:24px;background:var(--blue-50);border:1px solid #d7e6fb;border-radius:var(--radius);padding:22px;display:none}
.result-box.is-visible{display:block}
.result-headline{font-size:.82rem;font-weight:700;color:var(--blue-600);text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px}
.result-figure{font-size:2rem;font-weight:800;color:var(--navy-900)}
.result-sub{font-size:.86rem;color:var(--ink-700);margin-top:4px}
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-top:18px}
.result-item{background:#fff;border:1px solid var(--line);border-radius:9px;padding:12px 14px}
.result-item .k{font-size:.72rem;color:var(--ink-500);text-transform:uppercase;letter-spacing:.03em}
.result-item .v{font-size:1.15rem;font-weight:800;color:var(--navy-900);margin-top:2px}
.result-note{font-size:.78rem;color:var(--ink-500);margin-top:16px;padding-top:14px;border-top:1px dashed var(--line)}

/* ---------- Content ---------- */
.content-layout{display:grid;grid-template-columns:1fr 300px;gap:40px;align-items:start}
@media (max-width:940px){.content-layout{grid-template-columns:1fr}}
.article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px}
@media (max-width:640px){.article{padding:22px}}
.article table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.92rem}
.article th,.article td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.article th{background:var(--blue-50);color:var(--navy-900);font-weight:700}
.article tr:nth-child(even) td{background:#fafbfd}
.callout{background:#fff8ec;border:1px solid #f4e0b0;border-left:4px solid var(--amber-500);border-radius:8px;padding:14px 18px;margin:1.3em 0;font-size:.92rem}
.callout.legal{background:#fdf0e8;border-color:#f5cdb4;border-left-color:var(--red-600)}
.callout strong{color:var(--navy-900)}
.toc{background:var(--blue-50);border-radius:var(--radius);padding:18px 20px;margin:0 0 1.6em}
.toc h2{margin-top:0;font-size:.95rem}
.toc ul{margin:0;padding-left:1.1em}
.toc a{font-size:.9rem}

/* FAQ */
.faq-item{border-bottom:1px solid var(--line);padding:16px 0}
.faq-item:last-child{border-bottom:none}
.faq-q{font-weight:700;color:var(--navy-900);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:.98rem}
.faq-q .plus{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--blue-50);color:var(--blue-600);display:flex;align-items:center;justify-content:center;font-size:1rem;font-weight:800}
.faq-a{margin-top:10px;color:var(--ink-700);font-size:.92rem;display:none}
.faq-item.open .faq-a{display:block}
.faq-item.open .plus{background:var(--red-600);color:#fff}

/* Sidebar */
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:20px}
.side-card h3{margin-top:0;font-size:.92rem;text-transform:uppercase;letter-spacing:.03em;color:var(--ink-500)}
.side-card ul{list-style:none;padding:0;margin:0}
.side-card li{margin:0;border-bottom:1px solid var(--line)}
.side-card li:last-child{border-bottom:none}
.side-card li a{display:flex;justify-content:space-between;gap:8px;padding:11px 0;font-size:.9rem;color:var(--ink-700);font-weight:600}
.side-card li a:hover{color:var(--blue-600);text-decoration:none}
.side-card li a .sv{color:var(--ink-300);font-weight:500;font-size:.78rem}
.side-cta{background:linear-gradient(135deg,var(--navy-900),var(--navy-700));color:#fff;border-radius:var(--radius);padding:22px;text-align:center}
.side-cta h3{color:#fff;font-size:1rem;margin-top:0}
.side-cta p{color:#cfe0fb;font-size:.85rem}
.side-cta .btn{width:100%;margin-top:6px}

/* Related tools grid on tool pages */
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin-top:14px}

/* Author / trust bar */
.trust-bar{display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;font-size:.8rem;color:var(--ink-500);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 0;margin:18px 0 30px}
.trust-bar strong{color:var(--navy-900)}

/* ---------- Footer ---------- */
footer.site-footer{background:var(--navy-900);color:#c7d6ef;margin-top:60px;padding:52px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:28px}
@media (max-width:900px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-grid h4{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:14px}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid li{margin-bottom:9px}
.footer-grid a{color:#aebfdd;font-size:.87rem}
.footer-grid a:hover{color:#fff}
.footer-brand p{color:#93a7ca;font-size:.86rem;max-width:280px}
.footer-bottom{border-top:1px solid #1e3a63;margin-top:38px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.8rem;color:#8298c0}
.footer-bottom a{color:#8298c0}

/* Buttons in nav / misc */
.pill-nav{display:flex;gap:8px;overflow-x:auto;padding:4px 0 14px}
.pill-nav a{white-space:nowrap;background:#fff;border:1px solid var(--line);padding:8px 15px;border-radius:99px;font-size:.85rem;font-weight:600;color:var(--ink-700)}
.pill-nav a.active,.pill-nav a:hover{background:var(--navy-900);border-color:var(--navy-900);color:#fff;text-decoration:none}

/* Mobile nav */
@media (max-width:980px){
  .main-nav{display:none}
  .main-nav.mobile-open{
    display:flex;flex-direction:column;align-items:stretch;gap:2px;
    position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    padding:10px 20px 18px;box-shadow:var(--shadow);z-index:150;
  }
  .main-nav.mobile-open > a, .main-nav.mobile-open .nav-drop > button{width:100%;justify-content:space-between;padding:12px 4px;border-bottom:1px solid var(--line)}
  .main-nav.mobile-open .mega{
    position:static;transform:none;display:none;grid-template-columns:1fr;box-shadow:none;border:none;padding:6px 0 6px 12px;width:100%;
  }
  .main-nav.mobile-open .nav-drop.mobile-expanded .mega{display:grid}
  .mobile-toggle{display:block}
  .header-cta .btn-search{display:none}
}

/* Print niceties */
.skip-to-calc{display:inline-block;margin-top:14px;font-weight:700}

/* ---------- NL additions ---------- */
.tricolor{height:4px;background:linear-gradient(90deg,#ae1c28 0 33.3%,#fff 33.3% 66.6%,#21468b 66.6% 100%)}
.quick-answer{background:#f1f7ff;border:1px solid #cfe2fb;border-left:5px solid var(--blue-600);border-radius:10px;padding:16px 20px;margin:0 0 1.6em}
.quick-answer .qa-label{font-size:.72rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--blue-600);margin-bottom:4px}
.quick-answer p{margin:0;font-size:1.02rem;color:var(--ink-900)}
.keyfacts{width:100%;border-collapse:collapse;margin:1.1em 0;font-size:.92rem}
.keyfacts th,.keyfacts td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.keyfacts th{background:var(--blue-50);color:var(--navy-900);width:38%}
.steps{counter-reset:s;list-style:none;padding:0;margin:1em 0 1.4em}
.steps li{counter-increment:s;position:relative;padding:0 0 12px 44px;margin:0}
.steps li::before{content:counter(s);position:absolute;left:0;top:-1px;width:30px;height:30px;border-radius:50%;background:var(--navy-900);color:#fff;font-weight:800;font-size:.9rem;display:flex;align-items:center;justify-content:center}
.inline-links{font-size:.9rem;background:#fafbfd;border:1px dashed var(--line);border-radius:10px;padding:12px 16px;margin:1.4em 0}
.inline-links strong{color:var(--navy-900)}
.calc-wrap select,.calc-wrap input[type=date],.calc-wrap input[type=time],.calc-wrap textarea{width:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:9px;font-size:1rem;font-family:inherit;background:#fff}
.calc-wrap textarea{min-height:90px;resize:vertical}
.field.full{grid-column:1/-1}
.res-table{width:100%;border-collapse:collapse;margin-top:14px;font-size:.88rem;background:#fff}
.res-table th,.res-table td{border:1px solid var(--line);padding:7px 10px;text-align:right}
.res-table th:first-child,.res-table td:first-child{text-align:left}
.res-table th{background:var(--blue-50);color:var(--navy-900)}
.res-scroll{max-height:340px;overflow:auto;border-radius:8px}
.res-warn{background:#fff3e8;border:1px solid #f5cdb4;border-radius:8px;padding:10px 14px;font-size:.88rem;margin-top:14px}
.matrix-grid{display:inline-grid;gap:6px;margin:6px 14px 6px 0}
.matrix-grid input{width:70px;text-align:center;padding:9px 6px}
.lang-tag{display:inline-block;font-size:.68rem;font-weight:800;background:#e8eefc;color:var(--navy-800);border-radius:5px;padding:2px 7px;margin-left:6px;vertical-align:middle}
.tool-card .tags .tag.nl{background:#fdeee3;color:#a84300}
.search-hit{display:block;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin-bottom:10px}
.updated-note{font-size:.82rem;color:var(--ink-500)}
@media print{.site-header,.topbar,.site-footer,aside,.breadcrumb-bar,.calc-actions{display:none!important}}