:root{
  --navy:#08243e; --navy-2:#0d3151; --blue:#1464f4; --lime:#b9f227;
  --ink:#152334; --muted:#637184; --line:#dfe7ef; --soft:#f3f7fb;
  --white:#fff; --radius:22px; --shadow:0 20px 60px rgba(8,36,62,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.topbar{background:var(--navy);color:#d9e7f4;font-size:.9rem}
.topbar .container{display:flex;justify-content:center;gap:28px;padding:9px 0;flex-wrap:wrap}
.topbar span{display:flex;align-items:center;gap:8px}
.topbar i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:inline-block}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(8,36,62,.08)}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:-.03em;font-size:1.18rem}
.logo-mark{width:42px;height:42px;border-radius:13px;background:var(--navy);display:grid;place-items:center;position:relative;box-shadow:0 10px 24px rgba(8,36,62,.2)}
.logo-mark:before{content:"";width:18px;height:24px;border-radius:10px 10px 4px 4px;background:var(--lime);clip-path:polygon(50% 0,100% 35%,84% 100%,16% 100%,0 35%)}
.logo b{color:var(--blue)}
.nav-links{display:flex;align-items:center;gap:28px;font-weight:700;font-size:.95rem}
.nav-links a:hover{color:var(--blue)}
.nav-cta,.primary-btn{background:var(--lime);color:var(--navy);font-weight:900;border-radius:14px;padding:13px 19px;display:inline-flex;align-items:center;justify-content:center;gap:10px;box-shadow:0 10px 28px rgba(185,242,39,.35);transition:.2s ease}
.nav-cta:hover,.primary-btn:hover{transform:translateY(-2px)}
.menu-btn{display:none;background:none;border:0;padding:8px}
.menu-btn span{display:block;width:24px;height:2px;background:var(--navy);margin:5px}
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#f8fbff 0%,#eef6fb 60%,#f6f9ec 100%);padding:70px 0 62px}
.hero:before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(185,242,39,.22);filter:blur(20px);right:-120px;top:-150px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:58px;position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:10px;background:#e7f0ff;color:#0c4cbf;border:1px solid #c8dcff;border-radius:99px;padding:8px 13px;font-size:.86rem;font-weight:800}
.eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--blue)}
h1{font-size:clamp(2.6rem,5vw,5.2rem);line-height:.98;letter-spacing:-.055em;margin:24px 0 22px;color:var(--navy)}
h1 span{color:var(--blue)}
.hero p{font-size:1.14rem;color:var(--muted);max-width:640px;margin:0 0 30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.secondary-btn{padding:13px 18px;border-radius:14px;border:1px solid #c8d5e2;background:#fff;font-weight:850;color:var(--navy)}
.trust-row{display:flex;gap:18px;flex-wrap:wrap;margin-top:28px;color:#526276;font-size:.92rem;font-weight:700}
.trust-row span:before{content:"✓";display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#e7f8b8;color:#426500;margin-right:7px}
.hero-visual{position:relative}
.image-card{background:#fff;border:1px solid rgba(8,36,62,.08);border-radius:30px;padding:18px;box-shadow:var(--shadow);transform:rotate(1deg)}
.image-card img{border-radius:20px;width:100%;aspect-ratio:1/1;object-fit:cover}
.floating-card{position:absolute;left:-26px;bottom:34px;background:#fff;border-radius:18px;padding:14px 17px;box-shadow:0 20px 50px rgba(8,36,62,.18);display:flex;align-items:center;gap:12px;min-width:220px}
.floating-card .icon{width:42px;height:42px;border-radius:12px;background:var(--navy);display:grid;place-items:center;color:var(--lime);font-size:1.2rem}
.floating-card strong{display:block;color:var(--navy)}
.floating-card small{color:var(--muted)}
.quickbar{margin-top:-1px;background:var(--navy);color:white}
.quickbar .container{display:grid;grid-template-columns:repeat(3,1fr);padding:26px 0}
.quick-item{padding:2px 28px;border-right:1px solid rgba(255,255,255,.14)}
.quick-item:last-child{border-right:0}
.quick-item b{display:block;font-size:1.05rem;color:var(--lime)}
.quick-item span{font-size:.9rem;color:#c5d2df}
section{padding:88px 0}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}
.kicker{text-transform:uppercase;letter-spacing:.14em;color:var(--blue);font-size:.78rem;font-weight:900}
h2{font-size:clamp(2rem,4vw,3.3rem);line-height:1.08;letter-spacing:-.045em;margin:9px 0 0;color:var(--navy)}
.section-head p{max-width:520px;color:var(--muted);margin:0}
.search-wrap{position:relative;max-width:430px;margin:0 0 30px}
.search-wrap input{width:100%;border:1px solid #d9e3ec;border-radius:14px;padding:15px 17px 15px 46px;background:#fff;outline:0}
.search-wrap input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(20,100,244,.1)}
.search-wrap:before{content:"⌕";position:absolute;left:17px;top:9px;font-size:1.55rem;color:#6a7b8d}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.calc-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff;transition:.25s ease;position:relative;overflow:hidden;min-height:245px;display:flex;flex-direction:column}
.calc-card:before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:var(--accent,var(--blue))}
.calc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.calc-icon{width:52px;height:52px;border-radius:15px;background:color-mix(in srgb,var(--accent,var(--blue)) 13%, white);display:grid;place-items:center;font-size:1.45rem;margin-bottom:20px}
.calc-card h3{margin:0 0 9px;font-size:1.24rem;color:var(--navy);letter-spacing:-.02em}
.calc-card p{margin:0 0 16px;color:var(--muted);font-size:.95rem}
.card-link{margin-top:auto;font-weight:900;color:var(--navy);display:flex;align-items:center;justify-content:space-between}
.card-link span:last-child{width:34px;height:34px;border-radius:50%;background:var(--navy);color:white;display:grid;place-items:center;transition:.2s}
.calc-card:hover .card-link span:last-child{background:var(--lime);color:var(--navy);transform:translateX(3px)}
.calc-choices{display:flex;flex-direction:column;gap:8px;margin-top:auto}
.calc-choice{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;padding:12px 13px;border:1px solid var(--line);border-radius:14px;background:#f7fafc;color:var(--navy);font-weight:800;line-height:1.3}
.calc-choice small{display:block;margin-top:3px;color:var(--muted);font-size:.8rem;font-weight:650}
.calc-choice .go{flex:0 0 auto;width:32px;height:32px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center}
.calc-choice:hover{background:var(--navy);color:#fff;border-color:transparent}
.calc-choice:hover small{color:#c8d8e8}
.calc-choice:hover .go{background:var(--lime);color:var(--navy)}
.featured{background:linear-gradient(135deg,var(--navy),#114d7d);color:white}
.featured h3,.featured .card-link{color:white}
.featured p{color:#c8d8e8}
.badge{position:absolute;top:17px;right:16px;background:var(--lime);color:var(--navy);font-size:.72rem;font-weight:900;padding:6px 9px;border-radius:99px}
.how{background:var(--soft)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{background:white;border-radius:22px;padding:28px;border:1px solid #e3ebf2}
.step-num{width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--lime);display:grid;place-items:center;font-weight:900;margin-bottom:18px}
.step h3{margin:0 0 8px;color:var(--navy)}
.step p{margin:0;color:var(--muted)}
.cta-section{padding-top:40px}
.cta-box{background:var(--navy);border-radius:30px;padding:48px;color:white;display:grid;grid-template-columns:1fr;gap:14px;align-items:center;position:relative;overflow:hidden}
.cta-box:after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:var(--lime);opacity:.12;right:-70px;top:-80px}
.cta-box h2{color:white;margin:0;font-size:clamp(1.8rem,3.5vw,3rem);position:relative;z-index:1}
.cta-box h2 span{color:var(--lime);font-size:.62em;font-weight:800;letter-spacing:0}
.about-section{display:none;background:#fff}
.about-section:target{display:block}
.about-wrap{max-width:900px}
.about-content{margin-top:30px;background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:34px 38px}
.about-content h3{margin:30px 0 10px;color:var(--navy);font-size:1.35rem;letter-spacing:-.02em}
.about-content h3:first-child{margin-top:0}
.about-content p{margin:0 0 18px;color:var(--ink)}
.about-content p:last-child{margin-bottom:0}
footer{margin-top:80px;background:#061a2d;color:#bdcbd8;padding:55px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:50px}
footer h4{color:white;margin:0 0 16px}
footer p,footer a{font-size:.92rem;color:#aebdca}
footer a{display:block;margin:9px 0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.84rem}
.empty{display:none;text-align:center;padding:35px;border:1px dashed #ccd8e3;border-radius:18px;color:var(--muted)}
@media(max-width:900px){
  .nav-links{position:fixed;inset:76px 16px auto 16px;background:white;border:1px solid var(--line);border-radius:18px;padding:18px;display:none;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}
  .nav-links.open{display:flex} .menu-btn{display:block} .nav-cta{display:none}
  .hero{padding-top:48px} .hero-grid{grid-template-columns:1fr;gap:38px} .hero-visual{max-width:660px;margin:auto}
  .quickbar .container{grid-template-columns:1fr 1fr} .quick-item{border-bottom:1px solid rgba(255,255,255,.12);padding:15px 20px}
  .card-grid{grid-template-columns:repeat(2,1fr)} .section-head{align-items:start;flex-direction:column}
  .steps{grid-template-columns:1fr} .cta-box{grid-template-columns:1fr} .footer-grid{grid-template-columns:1fr 1fr}
}

html{overflow-x:clip}
@media(max-width:620px){
  .container{width:min(100% - 26px,1180px)} .topbar span:nth-child(n+3){display:none}
  .nav{height:68px} .nav-links{inset:68px 13px auto 13px} .logo{font-size:1rem} .logo-mark{width:38px;height:38px}
  .hero{padding:36px 0 42px} h1{font-size:2.65rem} .hero p{font-size:1rem} .hero-actions>a{width:100%}
  .floating-card{left:10px;right:10px;bottom:10px;min-width:0} .image-card{padding:10px;border-radius:22px}
  .quickbar .container{grid-template-columns:1fr 1fr;padding:10px 0} .quick-item{padding:13px 12px;border-right:0}
  section{padding:64px 0} .card-grid{grid-template-columns:1fr} .calc-card{min-height:220px}
  .cta-box{padding:32px 24px;border-radius:22px} .footer-grid{grid-template-columns:1fr}
}
@media(max-width:360px){
  h1{font-size:2.15rem}
  .hero-actions>a{width:100%}
  .floating-card{position:static;margin-top:14px}
}

/* Bestaande accentkleuren en footerlogo van de homepagina. */
#cat-zonnepanelen{--accent:#f6b21a}
#cat-warmtepomp{--accent:#e6583e}
#cat-warmtepompboiler{--accent:#4aa7dd}
#cat-isolatie{--accent:#8d68d8}
#cat-ev{--accent:#1f9d77}
#cat-dynamisch{--accent:#2d74e7}
#cat-airco{--accent:#f07b35}
#cat-thuisaccu{--accent:#63a91f}
#site-footer .logo{color:white}

/* Zichtbaarheid tijdens het zoeken. */
.calc-card.is-filtered-out{display:none}
.empty.is-visible{display:block}