/* ── Situra merksite — stylesheet volgens MERKGIDS.md (v2, "het systeem") ──
   Fris en luchtig: veel wit, zachte afronding, subtiele schaduwen, één
   signaalblauw accent. Space Grotesk voor koppen, Inter voor tekst,
   IBM Plex Mono alleen als maatvoering bij prijzen en modulenummers. */

/* ── Design-tokens ── */
:root {
  --grond: #FAFAF8;
  --vlak: #FFFFFF;
  --inkt: #101418;
  --inkt-zacht: #5A6470;
  --accent: #2E5BFF;        /* signaalblauw */
  --accent-diep: #2449D8;
  --accent-zacht: #2E5BFF14;
  --accent-vlak: #EEF2FF;
  --groen: #12805C;
  --lijn: #10141814;
  --lijn-sterk: #1014182B;
  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-maat: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --radius: 14px;
  --radius-klein: 10px;
  --schaduw: 0 1px 2px rgb(16 20 24 / 4%), 0 12px 32px -16px rgb(16 20 24 / 12%);
}
@media (prefers-color-scheme: dark) {
  :root {
    --grond: #0E1116;
    --vlak: #161B22;
    --inkt: #F2F3F5;
    --inkt-zacht: #9AA3AE;
    --accent: #7C96FF;
    --accent-diep: #93A9FF;
    --accent-zacht: #7C96FF1F;
    --accent-vlak: #1C2333;
    --groen: #46C99A;
    --lijn: #F2F3F51A;
    --lijn-sterk: #F2F3F533;
    --schaduw: none;
  }
}

/* ── Basis ── */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--grond);
  color: var(--inkt);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
}
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.015em;
  text-wrap: balance;
  margin: 0 0 1rem;
}
h1 { font-size: clamp(2.4rem, 5.5vw, 3.9rem); }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
h3 { font-size: 1.15rem; letter-spacing: -0.005em; }
p { max-width: 42rem; margin: 0 0 1rem; }
p.groot { font-size: 1.2rem; max-width: 38rem; }
.zacht { color: var(--inkt-zacht); }
a { color: var(--accent); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }
img { max-width: 100%; }

/* Chip: klein rond label boven elke sectie. */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.32rem 0.8rem;
  border-radius: 999px;
  background: var(--accent-vlak);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.01em;
  margin-bottom: 1.25rem;
}

/* Maatvoering: monospace, alleen voor prijzen en modulenummers. */
.maatje {
  font-family: var(--font-maat);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--inkt-zacht);
  white-space: nowrap;
}

.wrap { max-width: 72rem; margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 2.5rem); }
section { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }

/* ── Topbar ── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--grond) 85%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--lijn);
}
.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
}
.woordmerk {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: -0.01em;
  color: var(--inkt);
  user-select: none;
}
.woordmerk:hover { text-decoration: none; }
.woordmerk .ipunt { position: relative; }
.woordmerk .ipunt::after {
  content: "";
  position: absolute;
  top: 0.04em;
  left: 50%;
  transform: translateX(-50%);
  width: 0.14em;
  height: 0.14em;
  border-radius: 50%;
  background: var(--accent);
}
.topbar nav { display: flex; flex-wrap: wrap; gap: clamp(0.9rem, 2vw, 1.75rem); }
.topbar nav a {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--inkt-zacht);
}
.topbar nav a:hover, .topbar nav a:focus-visible { color: var(--accent); text-decoration: none; }

/* Hamburger (mobiel) */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.6rem;
  height: 2.6rem;
  padding: 0 0.6rem;
  background: transparent;
  border: 1px solid var(--lijn-sterk);
  border-radius: var(--radius-klein);
  cursor: pointer;
}
.hamburger span { display: block; height: 2px; border-radius: 2px; background: var(--inkt); }
.hamburger:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.hamburger[aria-expanded="true"] { background: var(--accent-vlak); border-color: var(--accent); }
.hamburger[aria-expanded="true"] span { background: var(--accent); }

@media (max-width: 48rem) {
  .hamburger { display: flex; }
  .topbar .wrap { position: relative; }
  .topbar nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--grond);
    border-bottom: 1px solid var(--lijn-sterk);
    padding: 0.5rem clamp(1.25rem, 4vw, 2.5rem) 1rem;
  }
  .topbar nav.open { display: grid; gap: 0; }
  .topbar nav a {
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--lijn);
    font-size: 1rem;
    text-align: left;
  }
  .topbar nav a:last-child { border-bottom: none; }
}

/* ── Knoppen ── */
.knop {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  background: var(--accent);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius-klein);
  cursor: pointer;
  text-align: center;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.knop:hover, .knop:focus-visible { text-decoration: none; background: var(--accent-diep); border-color: var(--accent-diep); }
.knop.stil { background: var(--vlak); color: var(--inkt); border-color: var(--lijn-sterk); }
.knop.stil:hover, .knop.stil:focus-visible { color: var(--accent); border-color: var(--accent); background: var(--vlak); }
.knop:disabled { opacity: 0.5; cursor: default; }
@media (prefers-color-scheme: dark) {
  .knop { color: #0E1116; }
}

/* ── Hero ── */
.hero {
  background: radial-gradient(60rem 32rem at 85% -15%, var(--accent-zacht), transparent 70%);
  padding-top: clamp(3rem, 7vw, 5.5rem);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
@media (max-width: 56rem) { .hero-grid { grid-template-columns: 1fr; } }
.hero-tekst .tagline {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  color: var(--inkt-zacht);
  margin-bottom: 1.5rem;
}
.usps { list-style: none; margin: 1.75rem 0 0; padding: 0; display: grid; gap: 0.65rem; max-width: 34rem; }
.usps li { display: flex; gap: 0.7rem; align-items: baseline; font-size: 0.98rem; }
.usps li::before {
  content: "";
  flex: 0 0 auto;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 2px;
  background: var(--accent);
  transform: translateY(-0.05rem);
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2.25rem; }

/* Hero-visual: drie zwevende modulekaartjes. */
.hero-visual { display: grid; gap: 1rem; justify-items: stretch; }
@media (max-width: 56rem) { .hero-visual { display: none; } }
.mini-kaart {
  background: var(--vlak);
  border: 1px solid var(--lijn);
  border-radius: var(--radius);
  box-shadow: var(--schaduw);
  padding: 1.1rem 1.3rem;
  display: grid;
  gap: 0.5rem;
}
.mini-kaart:nth-child(1) { margin-right: 3rem; }
.mini-kaart:nth-child(2) { margin-left: 3rem; }
.mini-kaart:nth-child(3) { margin-right: 1.5rem; }
.mini-kaart strong { font-family: var(--font-display); font-size: 1.05rem; }
.mini-chip { font-family: var(--font-maat); font-size: 0.68rem; color: var(--accent); }
.mini-balkjes { display: grid; gap: 5px; }
.mini-balkjes i { display: block; height: 6px; border-radius: 3px; background: var(--lijn-sterk); }
.mini-balkjes i:first-child { width: 70%; }
.mini-balkjes i:last-child { width: 45%; }
.mini-staafjes { display: flex; gap: 5px; align-items: flex-end; height: 2.6rem; }
.mini-staafjes i { display: block; flex: 1; border-radius: 3px 3px 0 0; background: var(--accent-vlak); }
.mini-staafjes i.hoog { background: var(--accent); }
.mini-slot {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--groen);
}
.mini-slot::before { content: "✓"; }

/* ── Kaartgrids (bundels, modules, pijlers, bewijs) ── */
.kolommen { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1.25rem; }
.kaart {
  background: var(--vlak);
  border: 1px solid var(--lijn);
  border-radius: var(--radius);
  box-shadow: var(--schaduw);
  padding: 1.5rem 1.5rem 1.4rem;
}
.kaart h3 { margin: 0.6rem 0 0.5rem; }
.kaart p { font-size: 0.95rem; margin-bottom: 0; }
.kaart .meta-chip {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--inkt-zacht);
}

.module-kaart { display: flex; flex-direction: column; gap: 0.25rem; }
.module-kaart .meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: auto;
  padding-top: 1rem;
}
.module-kaart .meta .maatje { color: var(--inkt); }

/* Moduleteller: rondgezette blokjes, gevuld = gekozen. */
.teller { display: flex; flex-wrap: wrap; gap: 4px; }
.teller i { display: block; width: 0.6rem; height: 0.6rem; border-radius: 3px; background: var(--lijn-sterk); }
.teller i.aan { background: var(--accent); }
@media (prefers-reduced-motion: no-preference) {
  .teller i.aan { animation: plop 0.2s ease-out; }
  @keyframes plop { from { transform: scale(0.4); opacity: 0; } to { transform: none; opacity: 1; } }
}

/* Bundelkaarten */
.bundel-rij { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1.25rem; align-items: stretch; margin-top: 2.25rem; }
.bundel {
  background: var(--vlak);
  border: 1px solid var(--lijn);
  border-radius: var(--radius);
  box-shadow: var(--schaduw);
  padding: 1.6rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.bundel.actief { border: 2px solid var(--accent); position: relative; }
.bundel.actief::before {
  content: "Meest gekozen";
  position: absolute;
  top: -0.8rem;
  left: 1.1rem;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.22rem 0.65rem;
  border-radius: 999px;
}
@media (prefers-color-scheme: dark) { .bundel.actief::before { color: #0E1116; } }
.bundel ul { margin: 0; padding: 0; list-style: none; font-size: 0.92rem; color: var(--inkt-zacht); display: grid; gap: 0.45rem; }
.bundel li { display: flex; gap: 0.55rem; align-items: baseline; }
.bundel li::before { content: "✓"; color: var(--groen); font-weight: 600; flex: 0 0 auto; }
.bundel .prijs {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: -0.01em;
  margin: 0.5rem 0 0;
}
.bundel .prijs small {
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.78rem;
  color: var(--inkt-zacht);
  margin-top: 0.2rem;
}
.bundel .knop { margin-top: auto; }

/* Start-strook (instapaanbod) */
.start-strook {
  margin-top: 1.5rem;
  border: 1px dashed var(--lijn-sterk);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  align-items: center;
}
.start-strook p { margin: 0; font-size: 0.95rem; max-width: 34rem; }
.start-strook .prijs { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; white-space: nowrap; }
.start-strook .prijs small { display: block; font-family: var(--font-body); font-weight: 400; font-size: 0.78rem; color: var(--inkt-zacht); }

/* ── Configurator-sectie ── */
#samenstellen { background: var(--accent-vlak); }
@media (prefers-color-scheme: dark) { #samenstellen { background: var(--vlak); } }
.sam-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 26rem);
  gap: 2rem;
  align-items: start;
  margin-top: 2.25rem;
}
@media (max-width: 56rem) { .sam-grid { grid-template-columns: 1fr; } }

.sam-groep {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--inkt-zacht);
  margin: 1.75rem 0 0.6rem;
}
#conf-modules .sam-groep:first-child { margin-top: 0; }

.sam-module {
  display: flex;
  gap: 0.9rem;
  align-items: baseline;
  padding: 0.95rem 1.15rem;
  background: var(--vlak);
  border: 1px solid var(--lijn);
  border-radius: var(--radius-klein);
  cursor: pointer;
  position: relative;
  transition: border-color 0.15s ease;
}
.sam-module + .sam-module { margin-top: 0.5rem; }
.sam-module:hover { border-color: var(--accent); }
.sam-module.gekozen { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.sam-module.uitgeschakeld, .sam-module.uitgeschakeld:hover { border-color: var(--lijn); cursor: default; box-shadow: none; }
.sam-module input { position: absolute; opacity: 0; pointer-events: none; }
.blokje-check {
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  border: 1.5px solid var(--lijn-sterk);
  border-radius: 6px;
  transform: translateY(0.2rem);
  position: relative;
}
.sam-module input:checked ~ .blokje-check { background: var(--accent); border-color: var(--accent); }
.sam-module input:checked ~ .blokje-check::after {
  content: "";
  position: absolute;
  left: 0.32rem;
  top: 0.12rem;
  width: 0.3rem;
  height: 0.55rem;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(42deg);
}
@media (prefers-color-scheme: dark) {
  .sam-module input:checked ~ .blokje-check::after { border-color: #0E1116; }
}
.sam-module input:disabled ~ .blokje-check { background: var(--lijn-sterk); border-color: transparent; }
.sam-module input:focus-visible ~ .blokje-check { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: no-preference) {
  .sam-module input:checked ~ .blokje-check { animation: plop 0.2s ease-out; }
}
.sam-tekst { flex: 1; display: grid; gap: 0.15rem; }
.sam-naam { font-weight: 600; font-size: 0.98rem; }
.sam-zin { font-size: 0.85rem; color: var(--inkt-zacht); line-height: 1.5; }

/* Specificatiekaart */
.specificatie {
  position: sticky;
  top: 5.5rem;
  background: var(--vlak);
  border: 1px solid var(--lijn);
  border-radius: var(--radius);
  box-shadow: var(--schaduw);
  padding: 1.6rem 1.5rem;
}
@media (max-width: 56rem) { .specificatie { position: static; } }
.spec-kopregel { display: grid; gap: 0.75rem; margin-bottom: 0.5rem; }
.spec-kopregel h3 { margin: 0; }
.lijn-toggle {
  display: flex;
  border: 1px solid var(--lijn-sterk);
  border-radius: 999px;
  padding: 3px;
  margin: 0.75rem 0 1rem;
}
.lijn-toggle button {
  flex: 1;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.8rem;
  background: transparent;
  color: var(--inkt-zacht);
  border: none;
  border-radius: 999px;
  padding: 0.45rem 0.5rem;
  cursor: pointer;
}
.lijn-toggle button[aria-pressed="true"] { background: var(--accent); color: #fff; }
@media (prefers-color-scheme: dark) { .lijn-toggle button[aria-pressed="true"] { color: #0E1116; } }

.spec-regels { margin: 1rem 0; border-top: 1px solid var(--lijn); }
.spec-regel {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--lijn);
  font-size: 0.9rem;
}
.spec-regel .nummer {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--inkt-zacht);
}
.spec-regel .bedragje { font-family: var(--font-maat); font-size: 0.78rem; white-space: nowrap; color: var(--inkt-zacht); }
.spec-regel.abonnement { color: var(--inkt-zacht); }

.totalen { font-size: 0.9rem; }
.totalen dl { margin: 0; display: grid; grid-template-columns: 1fr auto; gap: 0.3rem 1rem; }
.totalen dt { color: var(--inkt-zacht); }
.totalen dd { margin: 0; text-align: right; font-family: var(--font-maat); font-size: 0.85rem; }
.totalen .totaal dt { color: var(--inkt); font-weight: 600; }
.totalen .totaal dd { color: var(--inkt); font-size: 1.05rem; }
.totalen .voordeel dt, .totalen .voordeel dd { color: var(--groen); }
.conf-voetnoot { font-size: 0.8rem; color: var(--inkt-zacht); margin: 0.75rem 0 0; }

/* Voorstel-formulier */
.conf-form { margin-top: 1.25rem; border-top: 1px solid var(--lijn); padding-top: 1.25rem; display: grid; gap: 0.7rem; }
.conf-form label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--inkt-zacht);
  display: grid;
  gap: 0.3rem;
}
.conf-form input {
  font-family: var(--font-body);
  font-size: 0.98rem;
  color: var(--inkt);
  background: var(--grond);
  border: 1px solid var(--lijn-sterk);
  border-radius: var(--radius-klein);
  padding: 0.6rem 0.75rem;
}
.conf-form input:focus-visible { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.conf-status { font-size: 0.9rem; margin: 0.25rem 0 0; }
.conf-status.ok { color: var(--groen); }
.conf-status.fout { color: #C2352B; }

/* ── Tabellen (onderhoud) ── */
.tabelwrap {
  overflow-x: auto;
  margin-top: 1.75rem;
  background: var(--vlak);
  border: 1px solid var(--lijn);
  border-radius: var(--radius);
  box-shadow: var(--schaduw);
}
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
th, td { text-align: left; padding: 0.8rem 1.25rem; border-bottom: 1px solid var(--lijn); vertical-align: top; }
tr:last-child td { border-bottom: none; }
th { font-family: var(--font-display); font-weight: 700; font-size: 0.9rem; }
td.bedrag { font-family: var(--font-maat); font-size: 0.85rem; white-space: nowrap; }

/* ── Footer ── */
footer {
  border-top: 1px solid var(--lijn);
  padding: 2.5rem 0 3rem;
  font-size: 0.85rem;
  color: var(--inkt-zacht);
}
footer .wrap { display: flex; flex-wrap: wrap; gap: 1rem 2rem; justify-content: space-between; }
footer a { color: var(--inkt-zacht); font-weight: 600; }
footer a:hover { color: var(--accent); }