/* Kennisbank Powernexx.
   Redactioneel, niet als webshop. Rustige typografie, veel wit, en een leeskolom
   die smal genoeg blijft om prettig te lezen. */

.kb {
    --kb-leeskolom: 43rem;
    --kb-lijn: var(--c-border, #d4d2ce);
    --kb-zacht: var(--c-bg-light, #e9e7e3);
    --kb-accent: var(--c-accent, #ff6a1a);
    --kb-tekst: var(--c-text, #1c1b1a);
    --kb-grijs: var(--c-text-muted, #4a4949);
}

.kb-wrap { max-width: 68rem; margin: 0 auto; padding: 0 1.25rem; }
/* De leeskolom loopt links gelijk met de kop en de kruimels; gecentreerd naast een
   linksuitgelijnde kop leest als twee verschillende paginas. */
.kb-smal { max-width: var(--kb-leeskolom); margin-left: 0; margin-right: 0; }

/* ---------- kop van de kennisbank ---------- */
.kb-kop { padding: 3rem 0 2rem; border-bottom: 1px solid var(--kb-lijn); }
.kb-kop h1 { font-size: clamp(1.9rem, 4vw, 2.75rem); line-height: 1.15; margin: 0 0 .75rem; letter-spacing: -.01em; }
.kb-kop .kb-onderkop { font-size: 1.075rem; line-height: 1.6; color: var(--kb-grijs); max-width: 46rem; margin: 0; }

/* ---------- zoeken ---------- */
.kb-zoek { margin: 1.75rem 0 0; display: flex; gap: .6rem; max-width: 34rem; }
.kb-zoek input {
    flex: 1; padding: .8rem 1rem; font-size: 1rem; font-family: inherit;
    border: 1.5px solid var(--kb-lijn); border-radius: .55rem; background: #fff; color: var(--kb-tekst);
}
.kb-zoek input:focus { outline: none; border-color: var(--kb-accent); box-shadow: 0 0 0 3px rgba(255, 106, 26, .15); }
.kb-zoek button {
    padding: .8rem 1.35rem; font-size: .95rem; font-weight: 700; font-family: inherit;
    border: 0; border-radius: .55rem; background: var(--kb-accent); color: #fff; cursor: pointer;
}
.kb-zoek button:hover { background: var(--c-accent-hover, #e85c10); }

/* ---------- categorieën ---------- */
.kb-categorieen { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 1px; background: var(--kb-lijn); border: 1px solid var(--kb-lijn); margin: 2.5rem 0; }
.kb-cat { background: #fff; padding: 1.5rem 1.6rem; display: block; color: inherit; text-decoration: none; }
.kb-cat:hover { background: #fcfbfa; }
.kb-cat h2 { font-size: 1.1rem; margin: 0 0 .4rem; letter-spacing: -.005em; }
.kb-cat p { font-size: .925rem; line-height: 1.55; color: var(--kb-grijs); margin: 0 0 .7rem; }
.kb-cat .kb-aantal { font-size: .8rem; color: var(--kb-grijs); }

/* ---------- artikellijst ---------- */
.kb-lijst { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--kb-lijn); }
.kb-lijst li { border-bottom: 1px solid var(--kb-lijn); }
.kb-lijst a { display: block; padding: 1.35rem 0; color: inherit; text-decoration: none; }
.kb-lijst a:hover .kb-titel { color: var(--kb-accent); }
.kb-titel { font-size: 1.15rem; font-weight: 650; line-height: 1.35; margin: 0 0 .3rem; letter-spacing: -.005em; }
.kb-samenvatting { font-size: .95rem; line-height: 1.55; color: var(--kb-grijs); margin: 0 0 .45rem; max-width: 48rem; }
.kb-meta { font-size: .8rem; color: var(--kb-grijs); }

/* ---------- artikel ---------- */
.kb-artikel { padding: 2.5rem 0 1rem; }
.kb-kruimels { font-size: .82rem; color: var(--kb-grijs); margin: 0 0 1.25rem; }
.kb-kruimels a { color: var(--kb-grijs); }
.kb-kruimels a:hover { color: var(--kb-accent); }
.kb-artikel h1 { font-size: clamp(1.75rem, 3.6vw, 2.4rem); line-height: 1.2; margin: 0 0 .8rem; letter-spacing: -.015em; }
.kb-regel { font-size: .85rem; color: var(--kb-grijs); padding-bottom: 1.5rem; border-bottom: 1px solid var(--kb-lijn); }
.kb-regel strong { font-weight: 650; color: var(--kb-tekst); }

/* Kort antwoord bovenaan: het antwoord meteen, niet na drie alinea's opwarmen. */
.kb-kort {
    margin: 1.75rem 0; padding: 1.35rem 1.5rem; background: var(--kb-zacht);
    border-left: 3px solid var(--kb-accent); border-radius: 0 .5rem .5rem 0;
}
.kb-kort .kb-kort-lab { display: block; font-size: .72rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; color: var(--kb-accent); margin-bottom: .45rem; }
.kb-kort p { font-size: 1.05rem; line-height: 1.6; margin: 0; }

.kb-hero { margin: 2rem 0; }
.kb-hero img { width: 100%; height: auto; border-radius: .6rem; display: block; }
.kb-hero figcaption { font-size: .8rem; color: var(--kb-grijs); margin-top: .55rem; }

/* De tekst zelf. */
.kb-body { font-size: 1.0625rem; line-height: 1.72; }
.kb-body > * { max-width: var(--kb-leeskolom); }
.kb-body h2 { font-size: 1.42rem; line-height: 1.3; margin: 2.5rem 0 .85rem; letter-spacing: -.01em; }
.kb-body h3 { font-size: 1.12rem; margin: 1.9rem 0 .6rem; }
.kb-body p { margin: 0 0 1.15rem; }
.kb-body ul, .kb-body ol { margin: 0 0 1.25rem; padding-left: 1.35rem; }
.kb-body li { margin-bottom: .5rem; }
.kb-body a { color: var(--kb-accent); text-decoration: underline; text-underline-offset: .16em; }
.kb-body strong { font-weight: 650; }
.kb-body blockquote { margin: 1.75rem 0; padding: 0 0 0 1.25rem; border-left: 3px solid var(--kb-lijn); color: var(--kb-grijs); font-style: normal; }
.kb-body img { max-width: 100%; height: auto; border-radius: .5rem; margin: 1.5rem 0; }
.kb-body code { background: var(--kb-zacht); padding: .12em .38em; border-radius: .25rem; font-size: .9em; }
.kb-body hr { border: 0; border-top: 1px solid var(--kb-lijn); margin: 2.5rem 0; }
.kb-body table { width: 100%; max-width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: .95rem; display: block; overflow-x: auto; }
.kb-body th, .kb-body td { text-align: left; padding: .7rem .85rem; border-bottom: 1px solid var(--kb-lijn); }
.kb-body th { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--kb-grijs); }

/* Uit de praktijk: het enige wat een groothandel niet kan namaken. */
.kb-praktijk { margin: 2.25rem 0; padding: 1.4rem 1.6rem; border: 1px solid var(--kb-lijn); border-radius: .6rem; background: #fcfbfa; max-width: var(--kb-leeskolom); }
.kb-praktijk .kb-kort-lab { display: block; font-size: .72rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; color: var(--kb-grijs); margin-bottom: .5rem; }
.kb-praktijk p:last-child { margin-bottom: 0; }

/* ---------- faq ---------- */
.kb-faq { max-width: var(--kb-leeskolom); margin: 3rem 0 0; }
.kb-faq h2 { font-size: 1.42rem; margin: 0 0 1rem; }
.kb-faq details { border-bottom: 1px solid var(--kb-lijn); }
.kb-faq summary { cursor: pointer; padding: 1rem 0; font-weight: 650; font-size: 1.02rem; list-style: none; display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; }
.kb-faq summary::-webkit-details-marker { display: none; }
.kb-faq summary::after { content: "+"; font-weight: 400; font-size: 1.35rem; color: var(--kb-grijs); line-height: 1; }
.kb-faq details[open] summary::after { content: "\2212"; }
.kb-faq details p { margin: 0 0 1rem; line-height: 1.65; color: var(--kb-grijs); }

/* ---------- verder lezen ---------- */
.kb-verder { max-width: var(--kb-leeskolom); margin: 3rem 0 0; padding-top: 1.75rem; border-top: 1px solid var(--kb-lijn); }
.kb-verder h2 { font-size: 1.1rem; margin: 0 0 .9rem; }

/* ---------- reacties ---------- */
.kb-reacties { max-width: var(--kb-leeskolom); margin: 3.5rem 0 0; padding-top: 2rem; border-top: 2px solid var(--kb-tekst); }
.kb-reacties > h2 { font-size: 1.42rem; margin: 0 0 .4rem; }
.kb-belofte { font-size: .95rem; line-height: 1.6; color: var(--kb-grijs); margin: 0 0 1.75rem; }
.kb-reactie { padding: 1.35rem 0; border-bottom: 1px solid var(--kb-lijn); }
.kb-reactie-kop { display: flex; gap: .6rem; align-items: baseline; flex-wrap: wrap; margin-bottom: .45rem; }
.kb-reactie-naam { font-weight: 700; font-size: .98rem; }
.kb-reactie-datum { font-size: .8rem; color: var(--kb-grijs); }
.kb-badge { font-size: .7rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; background: var(--kb-accent); color: #fff; padding: .2rem .5rem; border-radius: .25rem; }
.kb-reactie p { margin: 0 0 .7rem; line-height: 1.65; }
.kb-reactie p:last-child { margin-bottom: 0; }
.kb-antwoord { margin: 1.1rem 0 0 0; padding: 1.1rem 0 0 1.25rem; border-left: 3px solid var(--kb-accent); }

.kb-formulier { margin-top: 2.25rem; }
.kb-formulier h3 { font-size: 1.1rem; margin: 0 0 .9rem; }
.kb-veld { margin-bottom: 1rem; }
.kb-veld label { display: block; font-size: .85rem; font-weight: 650; margin-bottom: .35rem; }
.kb-veld input, .kb-veld textarea {
    width: 100%; box-sizing: border-box; padding: .7rem .9rem; font-size: 1rem; font-family: inherit;
    border: 1.5px solid var(--kb-lijn); border-radius: .5rem; background: #fff; color: var(--kb-tekst);
}
.kb-veld textarea { min-height: 8rem; resize: vertical; line-height: 1.6; }
.kb-veld input:focus, .kb-veld textarea:focus { outline: none; border-color: var(--kb-accent); box-shadow: 0 0 0 3px rgba(255, 106, 26, .15); }
.kb-veld .kb-hint { font-size: .8rem; color: var(--kb-grijs); margin-top: .3rem; }
.kb-verstuur { padding: .8rem 1.6rem; font-size: .98rem; font-weight: 700; font-family: inherit; border: 0; border-radius: .5rem; background: var(--kb-accent); color: #fff; cursor: pointer; }
.kb-verstuur:hover { background: var(--c-accent-hover, #e85c10); }
.kb-melding { padding: .9rem 1.1rem; border-radius: .5rem; margin-bottom: 1.25rem; font-size: .95rem; line-height: 1.55; }
.kb-melding.ok { background: #e7f6ee; color: #14683b; }
.kb-melding.fout { background: #fdecec; color: #a8231d; }
.kb-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- afsluiter ---------- */
.kb-cta { max-width: var(--kb-leeskolom); margin: 3rem 0 4rem; padding: 1.6rem 1.75rem; background: var(--kb-zacht); border-radius: .65rem; }
.kb-cta p { margin: 0 0 1rem; line-height: 1.65; }
.kb-cta p:last-child { margin-bottom: 0; }
.kb-cta a.kb-knop { display: inline-block; padding: .75rem 1.4rem; background: var(--kb-accent); color: #fff; text-decoration: none; border-radius: .5rem; font-weight: 700; font-size: .95rem; }
.kb-cta a.kb-knop:hover { background: var(--c-accent-hover, #e85c10); }

/* ---------- zoekresultaten ---------- */
.kb-geen { max-width: var(--kb-leeskolom); padding: 2rem 0 3rem; }
.kb-geen h2 { font-size: 1.3rem; margin: 0 0 .7rem; }
.kb-geen p { line-height: 1.65; color: var(--kb-grijs); }

@media (max-width: 640px) {
    .kb-kop { padding: 2rem 0 1.5rem; }
    .kb-zoek { flex-direction: column; }
    .kb-zoek button { width: 100%; }
    .kb-categorieen { grid-template-columns: 1fr; }
    .kb-body { font-size: 1.02rem; }
}