:root {
  --brand: #3daccc;
  --brand-dark: #2f8aa5;
  --paper: #f2f2f2;
  --paper-raised: #ffffff;
  --ink: #000000;
  --ink-soft: #4d4d4d;
  --line: #e2e2e2;
  --wire: #3daccc;
  --signal: #2c7a5b;
  --signal-bg: #e3f2ea;
  --warn: #b5742a;
  --warn-bg: #f7ecdc;
  --danger: #a8402c;
  --danger-bg: #f8e6e0;
  --console-bg: #0c1116;
  --console-text: #7fd2ea;
  --console-dim: #4d7684;
  --radius: 10px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05), 0 1px 1px rgba(0,0,0,.03);
  --shadow-md: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.06);
  --sans: 'Montserrat', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
}

* { box-sizing: border-box; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
}

/* ---------- Header: Markenklammer zur Hauptseite ---------- */
.site-header {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 14px 28px;
  background: var(--ink);
  border-bottom: 3px solid var(--brand);
}
.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand-logo { height: 26px; width: auto; display: block; }
.brand-tag {
  font-size: 12.5px;
  color: #fff;
  padding: 3px 10px;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 20px;
  flex-shrink: 0;
  white-space: nowrap;
}
.site-nav {
  display: flex;
  gap: 20px;
  margin-left: auto;
  font-size: 13.5px;
}
.site-nav a { color: rgba(255,255,255,0.75); text-decoration: none; }
.site-nav a:hover { color: var(--brand); }
.site-nav-login {
  color: var(--brand) !important;
  font-weight: 600;
}

@media (max-width: 720px) {
  .brand-tag { display: none; }
  .site-nav a:not(.site-nav-login) { display: none; }
}

/* ---------- Footer: Pflichtangaben ---------- */
.site-footer {
  background: var(--paper-raised);
  border-top: 1px solid var(--line);
  padding: 16px 28px;
}
.site-footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  color: var(--ink-soft);
  max-width: 1100px;
  margin: 0 auto;
}
.site-footer-nav { display: flex; flex-wrap: wrap; gap: 16px; }
.site-footer-nav a { color: var(--ink-soft); text-decoration: none; }
.site-footer-nav a:hover { color: var(--wire); }

.frame {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: calc(100vh - 120px);
}

/* ---------- Sidebar ---------- */
.rack {
  background: var(--paper-raised);
  border-right: 1px solid var(--line);
  box-shadow: 2px 0 12px rgba(0,0,0,.03);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
  z-index: 1;
}

.rack-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 6px 14px;
  border-bottom: 1px solid var(--line);
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink-soft);
  flex-shrink: 0;
}
.dot.ok { background: var(--signal); box-shadow: 0 0 0 3px var(--signal-bg); }
.dot.err { background: var(--danger); box-shadow: 0 0 0 3px var(--danger-bg); }
.dot.pending { background: var(--warn); animation: pulse 1.1s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

.rack-title { font-weight: 600; font-size: 14px; line-height: 1.2; }
.rack-sub { font-size: 12px; color: var(--ink-soft); }

.patchbay { display: flex; flex-direction: column; gap: 2px; flex: 1; }

.patch-group-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--ink-soft);
  padding: 16px 8px 8px;
  margin-top: 4px;
  border-top: 1px solid var(--line);
}
.patch-group-label:first-child { border-top: none; margin-top: 0; padding-top: 4px; }
.patch-group-label.upcoming { opacity: .6; }

.patch {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  text-align: left;
  border: none;
  border-left: 3px solid transparent;
  background: transparent;
  color: var(--ink-soft);
  font-family: var(--sans);
  font-size: 13.5px;
  padding: 9px 8px 9px 10px;
  border-radius: 0 8px 8px 0;
  cursor: pointer;
  margin-left: -3px;
}
.patch:hover { background: var(--paper); border-left-color: var(--line); }
.patch[aria-current="true"] {
  background: color-mix(in srgb, var(--brand) 10%, var(--paper-raised));
  border-left-color: var(--brand);
  color: var(--ink);
  font-weight: 600;
}
.patch-jack {
  width: 8px; height: 8px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  flex-shrink: 0;
  opacity: .5;
}
.patch[aria-current="true"] .patch-jack { background: var(--brand); border-color: var(--brand); opacity: 1; }

.patch-soon {
  font-size: 12px;
  color: var(--ink-soft);
  padding: 2px 8px 8px;
  opacity: .7;
}

.back-home {
  font-size: 12.5px;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 8px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.back-home:hover { color: var(--wire); }

/* ---------- Main panel area ---------- */
.panel-area { padding: 44px 52px; max-width: 800px; }

.panel.hidden { display: none; }

.panel-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.panel-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--paper-raised);
  flex-wrap: wrap;
}

.panel-mono {
  flex-shrink: 0;
  min-width: 38px;
  height: 38px;
  padding: 0 8px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--brand) 14%, transparent);
  color: var(--brand-dark);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.panel-card-titles { min-width: 0; }
.panel-card-titles h1 {
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 2px;
  letter-spacing: -0.01em;
}
.panel-card-titles p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.panel-card-tag {
  margin-left: auto;
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--ink-soft);
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 4px 10px;
  border-radius: 20px;
}

.panel-card-body { padding: 20px; }

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.info-badge {
  font-size: 11px;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  padding: 3px 10px;
  border-radius: 20px;
}

.controls { display: flex; gap: 10px; margin-bottom: 16px; }
.controls-wrap { flex-wrap: wrap; }

input, select {
  font-family: var(--mono);
  font-size: 14px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--paper-raised);
  color: var(--ink);
  flex: 1;
  min-width: 180px;
}
input.short, select.short { flex: 0 0 130px; min-width: 100px; }
input:focus, select:focus {
  outline: 2px solid var(--brand);
  outline-offset: 1px;
  border-color: var(--brand);
}
.patch:focus-visible, .run:focus-visible {
  outline: 2px solid var(--wire);
  outline-offset: 2px;
}

.run {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 14px;
  padding: 10px 20px;
  border: none;
  border-radius: 9px;
  background: var(--brand);
  color: #fff;
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
.run:hover { background: var(--brand-dark); }
.run:disabled { opacity: .5; cursor: default; }

textarea.ta {
  font-family: var(--mono);
  font-size: 13.5px;
  width: 100%;
  min-height: 120px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper-raised);
  color: var(--ink);
  resize: vertical;
  margin-bottom: 14px;
}
textarea.ta:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 18%, transparent);
}

.chk {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ink-soft);
  cursor: pointer;
}
.chk input { flex: none; min-width: auto; width: 15px; height: 15px; }

.copy-btn {
  position: absolute;
  top: 12px;
  right: 14px;
  font-family: var(--sans);
  font-size: 11.5px;
  padding: 4px 9px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.06);
  color: var(--console-text);
  cursor: pointer;
  z-index: 1;
}
.copy-btn:hover { background: rgba(255,255,255,0.14); }

.qr-templates {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}
.qr-tpl {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--paper-raised);
  color: var(--ink-soft);
  cursor: pointer;
}
.qr-tpl:hover { border-color: var(--brand); color: var(--brand-dark); }
.qr-tpl.active { background: var(--brand); border-color: var(--brand); color: #fff; }

.qr-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 14px;
  margin-bottom: 16px;
}
.qr-form.single-col { grid-template-columns: 1fr; }
.qr-field { display: flex; flex-direction: column; gap: 4px; }
.qr-field.full { grid-column: 1 / -1; }
.qr-field label { font-size: 12px; color: var(--ink-soft); font-weight: 500; }
.qr-field input, .qr-field select, .qr-field textarea {
  font-family: var(--sans);
  font-size: 13.5px;
}
.qr-field textarea { min-height: 70px; resize: vertical; }

.qr-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 26px;
}
.qr-card {
  background: #fff;
  padding: 16px;
  border-radius: 10px;
}
.qr-card img, .qr-card canvas { display: block; width: 220px; height: 220px; }
.qr-payload {
  font-size: 11.5px;
  color: var(--console-dim);
  max-width: 420px;
  text-align: center;
  word-break: break-all;
}
.qr-downloads { display: flex; gap: 8px; }
.qr-downloads a {
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  text-decoration: none;
}
.qr-downloads a:hover { background: var(--brand-dark); }

.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}
.preset {
  font-family: var(--mono);
  font-size: 12px;
  padding: 5px 9px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--paper-raised);
  cursor: pointer;
  color: var(--ink-soft);
}
.preset:hover { border-color: var(--wire); color: var(--wire); }

/* ---------- "Device display" result panel ---------- */
.display {
  background: var(--console-bg);
  color: var(--console-text);
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.65;
  border-radius: 12px;
  border-top: 3px solid var(--brand);
  padding: 18px 20px;
  min-height: 92px;
  position: relative;
  overflow: hidden;
}
.display::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255,255,255,0.025) 0px,
    rgba(255,255,255,0.025) 1px,
    transparent 1px,
    transparent 3px
  );
}

.display-empty, .display-loading { color: var(--console-dim); }

.dl-row { display: flex; gap: 10px; padding: 2px 0; }
.dl-key { color: var(--console-dim); min-width: 168px; flex-shrink: 0; }
.dl-val { word-break: break-all; }

.dl-tag {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 5px;
  font-size: 11.5px;
  margin-left: 6px;
}
.dl-tag.open { background: rgba(44,122,91,0.25); color: #a9f0ce; }
.dl-tag.closed { background: rgba(168,64,44,0.25); color: #f3b6a5; }

.dl-section-title {
  color: #cfeee0;
  font-weight: 600;
  margin: 10px 0 4px;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.dl-section-title:first-child { margin-top: 0; }

.dl-error { color: #f3b6a5; }

@media (max-width: 860px) {
  .frame { grid-template-columns: 1fr; }
  .rack {
    flex-direction: row;
    flex-wrap: wrap;
    border-right: none;
    border-bottom: 1px solid var(--line);
    align-items: center;
  }
  .patchbay { flex-direction: row; flex-wrap: wrap; }
  .patch-group-label, .patch-soon, .back-home { display: none; }
  .panel-area { padding: 24px 18px; }
}