/* =========================================================
   toolbox.niklaspreis.de — design system
   Layout/Typografie: Werkbank/Pegboard (dashed Karten, Space Grotesk,
   Punktraster im Hintergrund) — Farben: Palette von niklaspreis.de.
   ========================================================= */

:root {
  --bg: #F3F2EC;
  --bg-panel: #EAE8DE;
  --bg-panel-raised: #E3E0D3;
  --ink: #15161A;
  --ink-dim: #53544F;
  --ink-faint: #8C8B84;
  --accent: #225D6B;
  --accent-ink: #F3F2EC;
  --accent-light: #E0E8EA;
  --teal: #225D6B;
  --danger: #A8522A;
  --line: #D6D4C8;
  --line-strong: #C2BFAE;

  --font-display: "Space Grotesk", "Arial Narrow", sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;

  --radius-s: 3px;
  --radius-m: 6px;
  --container: 1120px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 1px 1px, rgba(21,22,26,0.06) 1px, transparent 1px) 0 0 / 24px 24px,
    var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(243, 242, 236, 0.88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brand .bracket { color: var(--accent); }
.brand .sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.back-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-dim);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  transition: border-color .15s ease, color .15s ease;
}
.back-link:hover { border-color: var(--accent); color: var(--accent); }

.header-nav a.home-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-dim);
}
.header-nav a.home-link:hover { color: var(--accent); }

/* ---------- Hero (index) ---------- */
.hero {
  padding: 64px 0 40px;
  border-bottom: 1px solid var(--line);
}
.hero h1 {
  font-size: clamp(2.1rem, 4.4vw, 3.2rem);
  max-width: 16ch;
  margin-top: 14px;
}
.hero p.lede {
  color: var(--ink-dim);
  max-width: 56ch;
  margin-top: 16px;
  font-size: 1.05rem;
}

.search-row {
  margin-top: 32px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.search-box {
  flex: 1 1 280px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-panel);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  padding: 10px 14px;
}
.search-box svg { flex-shrink: 0; color: var(--ink-faint); width: 18px; height: 18px; }
.search-box input {
  background: none;
  border: none;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  width: 100%;
}
.search-box input:focus { outline: none; }
.search-box input::placeholder { color: var(--ink-faint); }

.count-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  white-space: nowrap;
}

/* ---------- Pegboard grid ---------- */
.pegboard {
  padding: 40px 0 80px;
  background-image: radial-gradient(rgba(21,22,26,0.055) 1.4px, transparent 1.4px);
  background-size: 28px 28px;
  background-position: -6px -6px;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 8px;
}

.tool-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-top: 3px dashed var(--line-strong);
  border-radius: var(--radius-m);
  padding: 20px;
  transition: transform .15s ease, border-color .15s ease, background .15s ease;
}
.tool-card:hover {
  border-top-color: var(--accent);
  border-color: var(--line-strong);
  transform: translateY(-2px);
  background: var(--bg-panel-raised);
}

.tool-card .row-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.tool-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  border: 1px solid rgba(34, 93, 107, 0.35);
  border-radius: 2px;
  padding: 2px 6px;
}

.tool-card .icon {
  width: 26px; height: 26px;
  color: var(--ink-dim);
}

.tool-card h3 { font-size: 1.15rem; }
.tool-card p {
  color: var(--ink-dim);
  font-size: 0.92rem;
  margin: 0;
  flex: 1;
}

.tool-card .open-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-dim);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.tool-card:hover .open-link { color: var(--accent); }

.card-anchor {
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

/* ---------- Tool page layout ---------- */
.tool-main { padding: 48px 0 96px; }

.tool-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
.tool-head .icon-badge {
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-panel);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-m);
  color: var(--accent);
  flex-shrink: 0;
}
.tool-head .icon-badge svg { width: 22px; height: 22px; }
.tool-head h1 { font-size: 1.7rem; }
.tool-head .eyebrow { margin-bottom: 4px; }

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 28px;
}
.panel + .panel { margin-top: 20px; }

.panel h2 {
  font-size: 1rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
  margin-bottom: 18px;
}

.field { margin-bottom: 18px; }
.field:last-child { margin-bottom: 0; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 8px;
}

.field input[type="text"],
.field input[type="number"],
.field input[type="search"],
.field select,
.field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  padding: 11px 13px;
}
.field textarea { resize: vertical; min-height: 100px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.field-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}
@media (max-width: 560px) {
  .field-row, .field-row-3 { grid-template-columns: 1fr; }
}

.btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: var(--radius-s);
  padding: 11px 20px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn:hover { background: transparent; color: var(--accent); }

.btn-secondary {
  background: transparent;
  color: var(--ink-dim);
  border: 1px solid var(--line-strong);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }

.output-box {
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--ink);
  word-break: break-all;
  white-space: pre-wrap;
  min-height: 48px;
}

.copy-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.hint {
  font-size: 0.82rem;
  color: var(--ink-faint);
  margin-top: 10px;
}

.dropzone {
  display: block;
  position: relative;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-m);
  padding: 32px 20px;
  text-align: center;
  color: var(--ink-dim);
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}
.dropzone:hover, .dropzone.drag { border-color: var(--accent); background: var(--accent-light); }
.dropzone input[type="file"] {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.file-list { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.file-item {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}
.file-item button {
  background: none; border: none; color: var(--danger);
  cursor: pointer; font-family: var(--font-mono); font-size: 0.75rem;
}

.swatch {
  width: 100%;
  height: 96px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-strong);
}

.chip-group { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 7px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  color: var(--ink-dim);
  cursor: pointer;
  background: transparent;
}
.chip.active, .chip:hover { border-color: var(--accent); color: var(--accent); }

.result-big {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--accent);
  padding: 18px;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  text-align: center;
  letter-spacing: 0.02em;
}

.status-msg { font-family: var(--font-mono); font-size: 0.8rem; margin-top: 10px; }
.status-msg.ok { color: var(--teal); }
.status-msg.err { color: var(--danger); }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
}
.site-footer a:hover { color: var(--accent); }

@media (max-width: 640px) {
  .site-header .wrap { height: 60px; }
  .hero { padding: 44px 0 32px; }
  .panel { padding: 20px; }
}