:root {
  --bg: #0a0c11;
  --panel: #12151d;
  --panel-2: #181c26;
  --line: #262b38;
  --text: #eef0f4;
  --muted: #9aa1b2;
  --accent: #b8ff3c;
  --accent-ink: #10140a;
  --accent-deep: #6f9c1c;
  --accent-glow: rgba(184,255,60,.18);
  --logo-top: #d9ff7a;
  --logo-side: #7fbf1e;
  --stage-a: #232a3a;
  --stage-b: #12151d;
  --grid: rgba(255,255,255,.035);
  --hair: rgba(255,255,255,.14);
  --shadow: rgba(0,0,0,.8);
  --danger: #ff8a7a;
  --radius: 18px;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Consolas, monospace;
  --sans: "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
}

/* ---------- kleurenpaletten (kies er één via <html data-theme="...">) ---------- */
[data-theme="oranje"] {
  --bg: #100c09; --panel: #1a1410; --panel-2: #221a14; --line: #33271e; --text: #f6efe8; --muted: #b3a496;
  --accent: #ff7a1a; --accent-ink: #1a0d02; --accent-deep: #a84a08; --accent-glow: rgba(255,122,26,.2);
  --logo-top: #ffb070; --logo-side: #c95a0c; --stage-a: #2e2118; --stage-b: #1a1410;
}
[data-theme="ijs"] {
  --bg: #070b14; --panel: #0e1524; --panel-2: #131c2f; --line: #1f2b45; --text: #eaf2ff; --muted: #8fa0bd;
  --accent: #4de1ff; --accent-ink: #04141a; --accent-deep: #1a8fa8; --accent-glow: rgba(77,225,255,.2);
  --logo-top: #a5f0ff; --logo-side: #22a9c6; --stage-a: #1b2a48; --stage-b: #0e1524;
}
[data-theme="neon"] {
  --bg: #0e0812; --panel: #170f1d; --panel-2: #1e1426; --line: #2e2039; --text: #f6eefb; --muted: #a895b5;
  --accent: #ff4fa3; --accent-ink: #1c0410; --accent-deep: #a81f62; --accent-glow: rgba(255,79,163,.2);
  --logo-top: #ff9ccb; --logo-side: #c92f7c; --stage-a: #2b1b38; --stage-b: #170f1d;
}
[data-theme="licht"] {
  --bg: #f4f1ea; --panel: #ffffff; --panel-2: #f0ece3; --line: #dcd6c8; --text: #15171c; --muted: #5f6470;
  --accent: #2b4bff; --accent-ink: #ffffff; --accent-deep: #1a2fa8; --accent-glow: rgba(43,75,255,.18);
  --logo-top: #7d92ff; --logo-side: #1f38c9; --stage-a: #ffffff; --stage-b: #e6e0d3;
  --grid: rgba(0,0,0,.05); --hair: rgba(0,0,0,.16); --shadow: rgba(60,50,30,.25); --danger: #c62f1f;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    linear-gradient(var(--bg), transparent 520px),
    linear-gradient(to right, var(--grid) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px) 0 0 / 32px 32px,
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
main, .nav, .footer { max-width: 1160px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
h1, h2, h3 { margin: 0; line-height: 1.05; letter-spacing: -0.02em; text-wrap: balance; }
p { margin: 0; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

/* ---------- nav ---------- */
.nav { display: flex; align-items: center; justify-content: space-between; padding-top: 20px; padding-bottom: 20px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--mono); font-weight: 700; font-size: 20px; letter-spacing: -0.03em; }
.nav nav { display: flex; align-items: center; gap: 22px; }
.nav nav a:not(.btn) { color: var(--muted); text-decoration: none; font-size: 15px; }
.nav nav a:not(.btn):hover { color: var(--text); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent); color: var(--accent-ink);
  border: 0; border-radius: 12px; padding: 14px 22px;
  font: 700 16px/1 var(--sans); text-decoration: none; cursor: pointer;
  box-shadow: 0 5px 0 var(--accent-deep);
  transition: transform .08s ease, box-shadow .08s ease, filter .15s ease;
}
.btn:hover { filter: brightness(1.06); }
.btn:active { transform: translateY(4px); box-shadow: 0 1px 0 var(--accent-deep); }
.btn[disabled] { opacity: .6; cursor: progress; }
.btn-small { padding: 10px 16px; font-size: 14px; box-shadow: 0 3px 0 var(--accent-deep); }
.btn-wide { width: 100%; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line); box-shadow: none; }

/* ---------- hero ---------- */
.hero { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: 48px; align-items: center; padding-top: 40px; padding-bottom: 88px; }
.eyebrow { font-family: var(--mono); font-size: 13px; text-transform: uppercase; letter-spacing: .14em; color: var(--accent); margin-bottom: 18px; }
h1 { font-size: clamp(42px, 6vw, 76px); font-weight: 800; }
.accent { color: var(--accent); }
.lead { color: var(--muted); font-size: 19px; margin-top: 22px; max-width: 30em; }
.points { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 10px; color: var(--text); font-size: 16px; }
.points li { display: flex; gap: 12px; align-items: center; }
.points li::before { content: ""; width: 10px; height: 10px; background: var(--accent); flex: none; }

.studio { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: 0 30px 80px -30px var(--shadow); }
.stage { position: relative; aspect-ratio: 16 / 10; background: radial-gradient(ellipse at 50% 60%, var(--stage-a) 0%, var(--stage-b) 70%); }
#preview { position: absolute; inset: 0; width: 100%; height: 100%; touch-action: pan-y; cursor: grab; }
#preview.is-dragging { cursor: grabbing; }
.stage-tag, .stage-hint { position: absolute; font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); pointer-events: none; }
.stage-tag { top: 14px; left: 16px; display: flex; align-items: center; gap: 8px; }
.stage-tag::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.stage-hint { bottom: 12px; right: 16px; opacity: .7; }

.controls { padding: 20px; display: grid; gap: 18px; border-top: 1px solid var(--line); }
.chips { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.chip { background: var(--panel-2); color: var(--muted); border: 1px solid var(--line); border-radius: 10px; padding: 11px 6px; font: 600 14px/1.1 var(--sans); cursor: pointer; transition: color .15s, border-color .15s, background .15s; }
.chip:hover { color: var(--text); }
.chip.is-on { color: var(--accent-ink); background: var(--accent); border-color: var(--accent); }

.stage-dim { position: absolute; bottom: 12px; left: 16px; font-family: var(--mono); font-size: 12px; color: var(--text); background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 4px 8px; pointer-events: none; }
.font-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.font-chips .chip { padding: 9px 14px; font-size: 16px; font-weight: 700; }
.field > span b { color: var(--text); font-weight: 600; margin-left: 6px; }
input[type=range] { padding: 0; height: 28px; border: 0; background: transparent; accent-color: var(--accent); cursor: pointer; }
input[type=range]:focus { box-shadow: none; }
.palette-bar { position: fixed; left: 50%; bottom: 14px; transform: translateX(-50%); z-index: 20; display: flex; gap: 6px; padding: 8px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 12px 40px -10px var(--shadow); max-width: calc(100vw - 24px); overflow-x: auto; }
.palette-bar button { display: flex; align-items: center; gap: 7px; background: transparent; color: var(--muted); border: 1px solid transparent; border-radius: 9px; padding: 7px 10px; font: 600 13px/1 var(--sans); cursor: pointer; white-space: nowrap; }
.palette-bar button.is-on { color: var(--text); border-color: var(--line); background: var(--panel-2); }
.palette-bar i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }

.field { display: grid; gap: 7px; }
.field > span, .swatch-row > span { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.field em { font-style: normal; text-transform: none; letter-spacing: 0; opacity: .8; }
input, textarea {
  width: 100%; background: var(--bg); color: var(--text);
  border: 1px solid var(--line); border-radius: 10px; padding: 13px 14px;
  font: 500 17px/1.3 var(--sans);
}
textarea { resize: vertical; min-height: 110px; }
input:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
#text { font-family: var(--mono); font-size: 20px; letter-spacing: .04em; }
.own-note { color: var(--muted); font-size: 15px; }

.swatch-rows { display: grid; gap: 12px; }
.swatch-row { display: grid; grid-template-columns: 58px 1fr; align-items: center; gap: 10px; }
.swatches { display: flex; flex-wrap: wrap; gap: 8px; }
.swatch { width: 30px; height: 30px; border-radius: 8px; border: 2px solid transparent; outline: 1px solid var(--hair); outline-offset: -1px; padding: 0; cursor: pointer; transition: transform .1s; }
.swatch:hover { transform: translateY(-2px); }
.swatch.is-on { border-color: var(--bg); box-shadow: 0 0 0 2px var(--accent); }

/* ---------- how ---------- */
.how { padding-bottom: 96px; }
h2 { font-size: clamp(30px, 4vw, 44px); font-weight: 800; }
.steps { list-style: none; margin: 32px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.steps li { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.step-n { font-family: var(--mono); font-size: 14px; color: var(--accent); }
.steps h3 { font-size: 21px; margin: 14px 0 8px; }
.steps p { color: var(--muted); font-size: 16px; }

/* ---------- request ---------- */
.request { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 48px; padding-bottom: 96px; scroll-margin-top: 24px; }
.request-head p { color: var(--muted); margin-top: 14px; }
form, .done { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; display: grid; gap: 18px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.summary { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 14px; background: var(--bg); border: 1px dashed var(--line); border-radius: 10px; font-size: 15px; }
.summary b { font-family: var(--mono); font-weight: 600; }
.summary .dot { width: 14px; height: 14px; border-radius: 4px; display: inline-block; outline: 1px solid var(--hair); outline-offset: -1px; vertical-align: -2px; margin-right: 5px; }
.summary .sep { color: var(--line); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-msg { color: var(--danger); font-size: 15px; min-height: 1.2em; }
.fineprint { color: var(--muted); font-size: 13px; }
.field.is-bad input, .field.is-bad textarea { border-color: var(--danger); }

.done { justify-items: start; }
.done h3 { font-size: 26px; }
.done p { color: var(--muted); }
.done-cube { width: 44px; height: 44px; background: var(--accent); box-shadow: 8px 8px 0 var(--accent-deep); margin-bottom: 8px; animation: pop .5s cubic-bezier(.2,1.6,.4,1); }
@keyframes pop { from { transform: scale(0) rotate(-20deg); } }

/* ---------- footer ---------- */
.footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding-top: 24px; padding-bottom: 32px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; font-family: var(--mono); }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero, .request { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding-top: 16px; padding-bottom: 64px; }
  .steps { grid-template-columns: 1fr; }
  .how, .request { padding-bottom: 64px; }
}
@media (max-width: 520px) {
  main, .nav, .footer { padding-left: 16px; padding-right: 16px; }
  .nav nav a:not(.btn) { display: none; }
  .grid { grid-template-columns: 1fr; }
  .stage { aspect-ratio: 4 / 3; }
  .stage-hint { display: none; }
  form, .done { padding: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}