/* nerdware.nl — dark tech-thema
   Fonts lokaal gehost (AVG: geen verbinding met Google Fonts) */

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal; font-weight: 400; font-display: swap;
  src: url("fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal; font-weight: 500; font-display: swap;
  src: url("fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal; font-weight: 600; font-display: swap;
  src: url("fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal; font-weight: 400; font-display: swap;
  src: url("fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal; font-weight: 500; font-display: swap;
  src: url("fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
}

:root {
  --bg: #0b100d;
  --bg-2: #101713;
  --card: #121a15;
  --ink: #e6ede8;
  --muted: #90a197;
  --accent: #35c893;
  --accent-soft: #7fd6b4;
  --accent-ink: #05231a;
  --line: #1f2c24;
  --line-strong: #2c3d33;
  --mono: "IBM Plex Mono", ui-monospace, "Courier New", monospace;
  --sans: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* reactieve tech-achtergrond */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}
header, main, footer { position: relative; z-index: 1; }

.wrap { max-width: 940px; margin: 0 auto; padding: 0 24px; }

a { color: var(--accent-soft); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent); }
a:focus-visible, button:focus-visible, #snake-canvas:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
::selection { background: rgba(53, 200, 147, 0.3); }

/* ---------- header ---------- */
header {
  border-bottom: 1px solid var(--line);
  background: rgba(11, 16, 13, 0.85);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
}
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  gap: 16px;
  flex-wrap: wrap;
}
.logo {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 20px;
  color: var(--ink);
  text-decoration: none;
}
.logo .cursor {
  color: var(--accent);
  animation: blink 1.2s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.nav ul { display: flex; gap: 26px; list-style: none; flex-wrap: wrap; }
.nav ul a {
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
}
.nav ul a:hover { color: var(--ink); }

/* ---------- hero ---------- */
.hero { padding: 100px 0 92px; }
.prompt {
  font-family: var(--mono);
  font-size: 15px;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  max-width: 21ch;
}
.hero p.sub {
  margin-top: 20px;
  font-size: 19px;
  color: var(--muted);
  max-width: 54ch;
}
.hero .cta {
  display: inline-block;
  margin-top: 36px;
  font-family: var(--mono);
  font-size: 15px;
  color: #05231a;
  background: var(--accent);
  padding: 13px 26px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
}
.hero .cta:hover { background: var(--accent-soft); color: #05231a; }

/* ---------- secties ---------- */
section { padding: 76px 0; border-top: 1px solid var(--line); }
.eyebrow {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--accent);
  margin-bottom: 14px;
}
h2 { font-size: 26px; font-weight: 600; margin-bottom: 16px; }
section > .wrap > p { max-width: 62ch; color: var(--muted); }

/* diensten */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 36px;
}
.card {
  background: rgba(18, 26, 21, 0.88);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 26px 24px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.grid .card:hover, .split .card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
@media (prefers-reduced-motion: reduce) {
  .grid .card:hover, .split .card:hover { transform: none; }
}
.card svg {
  width: 26px; height: 26px;
  stroke: var(--accent);
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.card h3 { font-size: 17px; font-weight: 600; margin: 14px 0 6px; }
.card p { font-size: 15px; color: var(--muted); }

/* voor wie */
.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 36px;
}
.split .card ul { list-style: none; margin-top: 12px; }
.split .card li {
  font-size: 15px;
  color: var(--muted);
  padding: 6px 0 6px 22px;
  position: relative;
}
.split .card li::before {
  content: ">";
  font-family: var(--mono);
  color: var(--accent);
  position: absolute;
  left: 0;
}
.tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent-soft);
  background: rgba(53, 200, 147, 0.12);
  border: 1px solid rgba(53, 200, 147, 0.25);
  border-radius: 4px;
  padding: 3px 10px;
  margin-bottom: 10px;
}

/* contact */
.contact-lines { margin-top: 28px; display: grid; gap: 10px; }
.contact-lines a { font-family: var(--mono); font-size: 16px; }
.note {
  margin-top: 28px;
  font-size: 14px;
  color: var(--muted);
  max-width: 60ch;
}

/* ---------- footer ---------- */
footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  background: rgba(11, 16, 13, 0.85);
}
.foot {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--muted);
}
.foot a { color: var(--muted); }
.foot a:hover { color: var(--ink); }

/* ---------- privacypagina ---------- */
.legal { padding: 72px 0; }
.legal h1 { font-size: 32px; font-weight: 600; margin-bottom: 8px; }
.legal .updated {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 40px;
}
.legal h2 { font-size: 20px; margin: 40px 0 12px; }
.legal p, .legal li { color: var(--muted); max-width: 68ch; }
.legal ul { padding-left: 22px; margin-top: 10px; }
.legal li { margin-bottom: 6px; }
.legal strong { color: var(--ink); font-weight: 500; }

/* ---------- speeltuin: terminal ---------- */
.kbd {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--bg-2);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--accent-soft);
}
.terminal {
  margin-top: 32px;
  background: #080d0a;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  overflow: hidden;
}
.term-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
}
.term-bar .dot {
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--line-strong);
}
.term-title {
  margin-left: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}
.term-out {
  padding: 16px 16px 4px;
  height: 220px;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.7;
  color: #cfdcd4;
}
.term-line { white-space: pre-wrap; word-break: break-word; }
.term-line.cmd { color: var(--muted); }
.term-line.err { color: #e59a8e; }
.term-line.ok { color: var(--accent-soft); }
.term-out a { color: var(--accent-soft); }
.term-form {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px 16px;
}
.term-prompt {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--accent);
  white-space: nowrap;
}
#term-in {
  flex: 1; min-width: 0;
  background: transparent;
  border: none; outline: none;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
  caret-color: var(--accent);
}
#term-in::placeholder { color: #4d5f55; }
.term-chips { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.term-chips button {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent-soft);
  background: rgba(53, 200, 147, 0.1);
  border: 1px solid rgba(53, 200, 147, 0.25);
  border-radius: 6px;
  padding: 7px 14px;
  cursor: pointer;
}
.term-chips button:hover { background: rgba(53, 200, 147, 0.2); }

/* ---------- speeltuin: snake ---------- */
.snake {
  display: none;
  margin-top: 28px;
  background: rgba(18, 26, 21, 0.88);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px;
}
.snake.visible { display: block; }
.snake-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.snake-title { font-family: var(--mono); font-size: 15px; font-weight: 500; }
.snake-scores { font-family: var(--mono); font-size: 13px; color: var(--muted); }
.snake-scores strong { color: var(--accent-soft); font-weight: 500; }
#snake-canvas {
  display: block;
  width: 100%;
  max-width: 320px;
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  outline-offset: 3px;
  touch-action: none;
}
.snake-controls {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 16px;
}
#snake-start {
  font-family: var(--mono);
  font-size: 13px;
  color: #05231a;
  background: var(--accent);
  border: none;
  border-radius: 6px;
  padding: 9px 16px;
  cursor: pointer;
  font-weight: 500;
}
#snake-start:hover { background: var(--accent-soft); }
.dpad { display: grid; justify-items: center; gap: 6px; }
.dpad-row { display: flex; gap: 6px; }
.dpad button {
  width: 42px; height: 42px;
  font-size: 13px;
  color: var(--accent-soft);
  background: rgba(53, 200, 147, 0.1);
  border: 1px solid rgba(53, 200, 147, 0.25);
  border-radius: 8px;
  cursor: pointer;
}
.dpad button:hover { background: rgba(53, 200, 147, 0.2); }
@media (min-width: 720px) { .dpad { display: none; } }

@media (max-width: 560px) {
  .hero { padding: 64px 0 56px; }
  section { padding: 56px 0; }
}