:root {
  --page: #050505;
  --card: #101010;
  --card-2: #191919;
  --line: #262626;
  --text: #F2F2F0;
  --text-2: #9A9A96;
  --label: #8A8A85;
  --accent: #5B9DFF;        /* knoppen, prijsdaling, grafieklijn, actieve tab */
  --accent-line: #5B9DFF;   /* randen en focus */
  --accent-text: #5B9DFF;   /* blauwe tekst */
  --on-accent: #12120F;     /* tekst óp een blauw vlak */
  --warn: #FF8A6B;          /* nep-korting, prijsstijging, stoppen */
  --prulwerk-lime: #C9F531; /* alleen de ".nl" in de prulwerk-wordmark */
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --page: #F4F4F1;
    --card: #FFFFFF;
    --card-2: #EDEDE9;
    --line: #E3E3DD;
    --text: #12120F;
    --text-2: #5A5A55;
    --label: #86867F;
    --accent: #5B9DFF;
    --accent-line: #2F6FD6;   /* 3:1 op #EDEDE9, de krapste lichte laag */
    --accent-text: #1F5FC4;   /* 4.5:1 op de lichte vlakken */
    --on-accent: #12120F;
    --warn: #C2410C;
    --prulwerk-lime: #A6D400;
    color-scheme: light;
  }
}

:root[data-theme="light"] {
  --page: #F4F4F1;
  --card: #FFFFFF;
  --card-2: #EDEDE9;
  --line: #E3E3DD;
  --text: #12120F;
  --text-2: #5A5A55;
  --label: #86867F;
  --accent: #5B9DFF;
  --accent-line: #2F6FD6;
  --accent-text: #1F5FC4;
  --on-accent: #12120F;
  --warn: #C2410C;
  --prulwerk-lime: #A6D400;
  color-scheme: light;
}

/* ---------- basis ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-family: "Instrument Sans", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.45;
  min-height: 100dvh;
}
a { color: var(--accent-text); }
a:hover { color: var(--text); }
:focus-visible { outline: 2px solid var(--accent-line); outline-offset: 2px; }
button, input { font: inherit; color: inherit; }
h1, h2 {
  margin: 0;
  font-family: Archivo, system-ui, sans-serif;
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 0.94;
}
p { margin: 0; }

#app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
.screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: max(24px, env(safe-area-inset-top)) 20px 28px;
}
.pad { padding: 24px 20px; }
.muted { color: var(--text-2); }
.label {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  color: var(--label);
}
.mono { font-family: "JetBrains Mono", ui-monospace, monospace; }
.small { font-size: 13px; }
.row { display: flex; align-items: center; gap: 12px; }
.between { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.push-down { margin-top: auto; }

/* ---------- kop ---------- */
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { width: 36px; height: 36px; }
.brand .name { font-family: Archivo, sans-serif; font-weight: 900; font-size: 20px; letter-spacing: -0.035em; }
.wordmark {
  margin-left: auto;
  font-family: Archivo, sans-serif;
  font-weight: 900;
  font-size: 13px;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}
.wordmark span { color: var(--prulwerk-lime); }
.hero { font-size: 44px; }
.title { font-size: 30px; line-height: 0.95; }

/* ---------- vlakken ---------- */
.card {
  padding: 18px;
  border-radius: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  border-radius: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
}
.item:hover { color: var(--text); border-color: var(--accent-line); }
.item .name { font-weight: 600; }
.price { font-family: Archivo, sans-serif; font-weight: 900; font-size: 22px; letter-spacing: -0.03em; white-space: nowrap; }
.price.big { font-size: 44px; letter-spacing: -0.035em; line-height: 1; }
.price.unknown { color: var(--text-2); }
.down { color: var(--accent-text); }
.item .mono { white-space: nowrap; }
.up { color: var(--warn); }
.flat { color: var(--text-2); }

.bar { height: 6px; border-radius: 3px; background: var(--card-2); overflow: hidden; }
.bar > div { height: 100%; background: var(--accent); }

.offer {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--card);
  border: 1px solid var(--line);
}
.offer .what { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.offer .shop { font-weight: 600; }
.offer .meta { font-size: 12px; font-family: "JetBrains Mono", monospace; color: var(--text-2); }
.offer .price { font-size: 18px; }
.icon-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  flex: none;
}

.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.stats div { display: flex; flex-direction: column; }
.stats span:last-child { font-weight: 600; }

.chart { width: 100%; height: auto; display: block; }
.chart .grid { stroke: var(--line); stroke-dasharray: 4 4; }
.chart .line { fill: none; stroke: var(--accent); stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; }
.chart .dot { fill: var(--accent); }
.chart text { fill: var(--label); font-family: "JetBrains Mono", monospace; font-size: 10px; }

/* ---------- formulieren ---------- */
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-family: "JetBrains Mono", monospace; font-size: 12px; color: var(--label); }
input[type="text"], input[type="url"] {
  height: 52px;
  padding: 0 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 16px;
}
.btn {
  min-height: 52px;
  padding: 0 18px;
  border: 0;
  border-radius: 14px;
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
}
.btn:hover { color: var(--on-accent); }
.btn.quiet { background: var(--card); color: var(--text); border: 1px solid var(--line); }
.btn.quiet:hover { color: var(--text); border-color: var(--accent-line); }
.btn[disabled] { opacity: 0.6; cursor: progress; }
.linkbtn {
  background: none;
  border: 0;
  padding: 10px 0;
  min-height: 44px;
  color: var(--text-2);
  text-decoration: underline;
  cursor: pointer;
  align-self: flex-start;
}
.linkbtn.warn { color: var(--warn); }
.back { align-self: flex-start; color: var(--text-2); text-decoration: none; font-size: 14px; padding: 10px 0; }
.error { color: var(--warn); }
.copy {
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  word-break: break-all;
  padding: 12px;
  border-radius: 12px;
  background: var(--card-2);
  user-select: all;
}
ol.steps { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; color: var(--text-2); }

/* ---------- navigatie ---------- */
nav.tabs {
  position: sticky;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  background: var(--card);
  padding: 6px 8px max(14px, env(safe-area-inset-bottom));
}
nav.tabs a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px;
  min-height: 44px;
  color: var(--text-2);
  text-decoration: none;
  font-size: 12px;
}
nav.tabs a[aria-current="page"] { color: var(--accent-text); }
.avatar {
  width: 44px;
  height: 44px;
  border-radius: 22px;
  background: var(--card-2);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-weight: 600;
}
[tabindex="-1"]:focus { outline: none; }