@font-face { font-family: "Plex"; src: url("/fonts/IBMPlexSans-var.woff2") format("woff2"); font-weight: 400 600; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("/fonts/IBMPlexMono-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("/fonts/IBMPlexMono-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }

:root {
  --bg: #f7f6f2;
  --bg-band: #efede6;
  --vlak: #ffffff;
  --tekst: #1b242c;
  --zacht: #4f5b66;
  --lijn: #dcd9cf;
  --accent: #1f4e6b;
  --accent-hover: #173c53;
  --op-accent: #ffffff;
  --term-bg: #13232e;
  --term-tekst: #d6e2ea;
  --ok: #5fc49a;
  --maat: 1120px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11181e;
    --bg-band: #162028;
    --vlak: #1a252e;
    --tekst: #e7ecef;
    --zacht: #a6b3bd;
    --lijn: #2a3843;
    --accent: #7fb6d6;
    --accent-hover: #a3cbe3;
    --op-accent: #0d1a22;
    --term-bg: #0b141a;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0; background: var(--bg); color: var(--tekst);
  font: 400 17px/1.65 "Plex", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); font-weight: 600; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 600; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--maat); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--accent); color: var(--op-accent); padding: 8px 14px; border-radius: 6px; z-index: 10; }
.skip:focus { left: 12px; }

.label { font: 500 .8rem/1 "Plex Mono", ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: 1rem; }

/* Kop */
.top { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--lijn); }
.top-in { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.merk { display: flex; align-items: center; gap: 10px; color: var(--tekst); text-decoration: none; font-weight: 400; white-space: nowrap; }
.merk b { font-weight: 600; }
.merk picture { display: flex; flex: none; }
.merk-teken { height: 30px; width: auto; flex: none; }   /* beeldmerk uit ~/repos/van-melzen-brand */
nav { display: flex; align-items: center; gap: 22px; }
nav a { color: var(--tekst); text-decoration: none; font-size: .95rem; }
nav a:hover { color: var(--accent); }

/* Knoppen */
.knop { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--accent); color: var(--op-accent); text-decoration: none; font-weight: 500; padding: 13px 22px; border-radius: 8px; border: 2px solid var(--accent); transition: background .15s, border-color .15s; }
.knop:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--op-accent); }
.knop-rand { background: transparent; color: var(--accent); }
.knop-rand:hover { background: var(--accent); color: var(--op-accent); }
nav .knop-klein { padding: 7px 14px; color: var(--op-accent); }

/* Held */
.held { padding: 72px 0 80px; }
.held-in { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.intro { font-size: 1.12rem; color: var(--zacht); max-width: 38em; }
.acties { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.terminal { background: var(--term-bg); color: var(--term-tekst); border-radius: 12px; box-shadow: 0 24px 48px -24px rgba(19,35,46,.55); overflow: hidden; }
.terminal-balk { display: flex; align-items: center; gap: 7px; padding: 12px 14px; background: rgba(255,255,255,.05); }
.terminal-balk i { width: 11px; height: 11px; border-radius: 50%; background: rgba(255,255,255,.18); }
.terminal-balk span { margin-left: auto; font: 400 .75rem "Plex Mono", monospace; opacity: .6; }
.terminal pre { margin: 0; padding: 20px 22px 24px; font: 400 .9rem/1.9 "Plex Mono", ui-monospace, monospace; white-space: pre; overflow-x: auto; }
.terminal .p { color: #7fb6d6; }
.terminal .ok { color: var(--ok); }
.cursor { display: inline-block; width: .55em; height: 1.1em; vertical-align: -.2em; background: var(--term-tekst); animation: knipper 1.1s steps(1) infinite; }
@keyframes knipper { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .cursor { animation: none; } html { scroll-behavior: auto; } }

/* Secties */
.sectie { padding: 88px 0; }
.sectie-band { background: var(--bg-band); border-block: 1px solid var(--lijn); }

.kaarten { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 32px; }
.kaart { background: var(--vlak); border: 1px solid var(--lijn); border-radius: 12px; padding: 28px; }
.kaart p { color: var(--zacht); }
.kaart ul { margin: 0; padding: 0; list-style: none; }
.kaart li { position: relative; padding-left: 22px; margin-bottom: 8px; }
.kaart li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 8px; height: 8px; border-radius: 2px; background: var(--accent); }
.kaart .noot { margin: 16px 0 0; padding-top: 14px; border-top: 1px dashed var(--lijn); font-size: .95rem; color: var(--tekst); }
.ico { width: 34px; height: 34px; margin-bottom: 14px; fill: none; stroke: var(--accent); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

.stappen { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: s; }
.stappen p { color: var(--zacht); margin: 0; }
.stap-nr { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; border: 2px solid var(--accent); color: var(--accent); font: 500 1rem "Plex Mono", monospace; margin-bottom: 14px; }

.over { display: grid; grid-template-columns: 1.2fr .8fr; gap: 56px; align-items: start; }
.over p { max-width: 38em; }
.feiten { margin: 0; background: var(--vlak); border: 1px solid var(--lijn); border-radius: 12px; padding: 8px 24px; }
.feiten div { padding: 16px 0; border-bottom: 1px solid var(--lijn); }
.feiten div:last-child { border-bottom: 0; }
.feiten dt { font: 500 .75rem "Plex Mono", monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--zacht); margin-bottom: 4px; }
.feiten dd { margin: 0; font-weight: 500; }

.werk { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; }
.werk a { display: flex; flex-direction: column; gap: 2px; padding: 16px 18px; background: var(--vlak); border: 1px solid var(--lijn); border-radius: 10px; text-decoration: none; color: var(--tekst); transition: border-color .15s, transform .15s; }
.werk a:hover { border-color: var(--accent); transform: translateY(-2px); color: var(--tekst); }
.werk span { font-weight: 500; }
.werk code { font: 400 .85rem "Plex Mono", monospace; color: var(--accent); }

.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.contact-lijst { display: grid; gap: 12px; }
.contact-lijst a { display: block; padding: 18px 22px; background: var(--vlak); border: 1px solid var(--lijn); border-radius: 10px; text-decoration: none; color: var(--tekst); font-size: 1.15rem; font-weight: 500; }
.contact-lijst a:hover { border-color: var(--accent); color: var(--accent); }
.contact-lijst small { display: block; font: 500 .72rem "Plex Mono", monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--zacht); }

.voet { border-top: 1px solid var(--lijn); padding: 36px 0; font-size: .92rem; color: var(--zacht); }
.voet-in { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.voet p { margin: 0; }
.voet b { color: var(--tekst); font-weight: 600; }

/* 404 */
.leeg { min-height: 60vh; display: grid; place-items: center; text-align: center; padding: 80px 0; }

@media (max-width: 880px) {
  .held { padding: 48px 0 56px; }
  .held-in, .over, .contact { grid-template-columns: 1fr; gap: 36px; }
  .kaarten, .stappen { grid-template-columns: 1fr; }
  .sectie { padding: 64px 0; }
  nav a:not(.knop) { display: none; }
}
@media (max-width: 420px) {
  .merk span { font-size: .92rem; }
  .terminal pre { font-size: .8rem; }
  .acties .knop { width: 100%; }
}
.werk-kop { margin: 40px 0 0; font-size: 1.05rem; }
.werk small { color: var(--zacht); font-size: .9rem; line-height: 1.45; margin: 2px 0 4px; }

/* Meerdere pagina's (okt 2026) */
nav a[aria-current="page"] { color: var(--accent); font-weight: 500; }
.kruimel { font: 400 .82rem "Plex Mono", ui-monospace, monospace; color: var(--zacht); margin-bottom: 1.4rem; }
.kruimel a { color: var(--zacht); }
.lood { color: var(--zacht); font-size: 1.08rem; max-width: 44em; }
.smal { max-width: 820px; }
.terminal .fout { color: #f0907c; }
.terminal .let { color: #e6bf6a; }
.kaart code, .over code, .vraag code { font: 400 .9em "Plex Mono", ui-monospace, monospace; background: var(--bg-band); padding: 1px 5px; border-radius: 4px; }
.kaart .noot a { font-weight: 500; }
.kaarten-dicht { grid-template-columns: repeat(auto-fill, minmax(245px, 1fr)); }
.kaarten-dicht .kaart { padding: 24px; }
.kaarten-dicht .kaart p { margin: 0; font-size: .97rem; }
.sectie-band .kaart code { background: var(--bg); }

/* Software Rescue-band op de homepage: altijd donker, in beide thema's */
.rescue { background: var(--term-bg); color: var(--term-tekst); padding: 80px 0; }
.rescue-in { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.rescue h2 { color: #fff; }
.rescue .label { color: #7fb6d6; }
.rescue p { color: #b9c8d2; max-width: 38em; }
.rescue :focus-visible { outline-color: #7fb6d6; }
.knop-licht { background: #7fb6d6; border-color: #7fb6d6; color: #0d1a22; }
.knop-licht:hover { background: #a3cbe3; border-color: #a3cbe3; color: #0d1a22; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.chips li { font: 400 .88rem "Plex Mono", ui-monospace, monospace; padding: 8px 12px; border: 1px solid rgba(255,255,255,.18); border-radius: 6px; background: rgba(255,255,255,.04); }
.chips li::before { content: "✓ "; color: var(--ok); }

/* Signalen */
.signalen { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.signalen li { position: relative; background: var(--vlak); border: 1px solid var(--lijn); border-radius: 10px; padding: 16px 18px 16px 46px; }
.signalen li::before { content: "✗"; position: absolute; left: 18px; top: 15px; color: #b5482f; font-weight: 600; }
@media (prefers-color-scheme: dark) { .signalen li::before { color: #f0907c; } }

/* Veelgestelde vragen */
.vragen { margin-top: 28px; border-top: 1px solid var(--lijn); }
.vraag { border-bottom: 1px solid var(--lijn); }
.vraag summary { cursor: pointer; list-style: none; padding: 18px 36px 18px 0; position: relative; font-weight: 500; font-size: 1.08rem; }
.vraag summary::-webkit-details-marker { display: none; }
.vraag summary::after { content: "+"; position: absolute; right: 4px; top: 14px; font: 400 1.4rem "Plex Mono", monospace; color: var(--accent); }
.vraag[open] summary::after { content: "\2212"; }
.vraag p { color: var(--zacht); margin: 0 0 20px; max-width: 44em; }

/* Werk */
.werk-kop:first-of-type { margin-top: 28px; }
.werk-kop + .werk { margin-top: 14px; }
.merkje { font: 500 .68rem "Plex Mono", monospace; font-style: normal; letter-spacing: .06em; text-transform: uppercase; color: var(--zacht); border: 1px solid var(--lijn); border-radius: 4px; padding: 1px 6px; margin-left: 6px; vertical-align: 2px; }
.voet-links a { color: var(--zacht); }

@media (max-width: 880px) {
  .rescue { padding: 56px 0; }
  .rescue-in { grid-template-columns: 1fr; gap: 32px; }
  .signalen { grid-template-columns: 1fr; }
}

/* Werk-kaarten: allemaal even hoog, adres onderaan */
.werk { grid-auto-rows: 1fr; }
.werk li { display: flex; }
.werk a { flex: 1; }
.werk small { min-height: 2.9em; }
.werk code { margin-top: auto; }

/* Landingspagina visitekaartje (/kaart/) */
.kaart-pagina { min-height: 100vh; display: grid; place-items: center; padding: 32px 20px; }
/* Op telefoons is 100vh de hoogte zónder browserbalken: dan scrolt de pagina net. 100svh is
   de zichtbare hoogte mét balken; browsers zonder svh houden de regel hierboven. */
@supports (min-height: 100svh) { .kaart-pagina { min-height: 100svh; } }
.kaart-blok { width: 100%; max-width: 380px; text-align: center; }
.kaart-merk { height: 52px; width: auto; margin: 0 auto 22px; display: block; }
.kaart-blok h1 { font-size: 1.9rem; margin-bottom: .25em; }
.kaart-blok .label { margin-bottom: 1.2rem; }
.kaart-intro { color: var(--zacht); margin-bottom: 28px; }
.kaart-knoppen { display: grid; gap: 12px; }
.kaart-knoppen .knop { width: 100%; padding: 15px 22px; font-size: 1.05rem; }
.knop-whatsapp { background: #25D366; border-color: #25D366; color: #0B2A17; }   /* WhatsApp-groen; donkere tekst haalt AA (7,8:1), wit niet (2:1) */
.knop-whatsapp:hover { background: #1EBE5A; border-color: #1EBE5A; color: #0B2A17; }
.kaart-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.kaart-ico { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.kaart-site { display: inline-block; margin-top: 26px; font-size: .95rem; }
.kaart-noot { margin: 28px 0 0; padding-top: 18px; border-top: 1px solid var(--lijn); font-size: .88rem; color: var(--zacht); }