:root {
  --color-primary: #123c69;
  --color-primary-dark: #0b2a4a;
  --color-primary-light: #2c6693;
  --color-accent: #1ba1e2;
  --color-accent-dark: #0f80b8;
  --color-nav-bg: #000000;
  --color-nav-bg-alt: #101010;

  --color-bg: #f2f6f9;
  --color-surface: #ffffff;
  --color-surface-alt: #eef2f6;
  --color-border: #dbe3ea;
  --color-text: #17232f;
  --color-text-muted: #59697a;

  --color-success: #21793a;
  --color-success-bg: #e5f5ea;
  --color-success-border: #b6e0c3;
  --color-danger: #c02b2b;
  --color-danger-bg: #fceaea;
  --color-danger-border: #f0bcbc;
  --color-warning: #a2650a;
  --color-warning-bg: #fdf1de;
  --color-warning-border: #f0d29c;
  --color-neutral-bg: #eceff2;

  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
  --radius: 10px;
  --shadow-sm: 0 1px 2px rgba(15, 35, 60, 0.06);
  --shadow-md: 0 4px 16px rgba(15, 35, 60, 0.10);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

code {
  font-family: var(--font-mono);
  background: var(--color-surface-alt);
  padding: 0.1em 0.4em;
  border-radius: 4px;
  font-size: 0.92em;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-accent);
  color: #fff;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; color: inherit; }

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 9px;
  background: #ffffff;
  color: var(--color-accent-dark);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-title { font-size: 1.15rem; font-weight: 700; letter-spacing: 0.01em; }
.brand-subtitle { font-size: 0.78rem; color: rgba(255, 255, 255, 0.75); }

.tab-nav { display: flex; gap: 0.3rem; }

.tab-btn {
  appearance: none;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.85);
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.tab-btn:hover { background: rgba(255, 255, 255, 0.16); color: #fff; }

.tab-btn.is-active {
  background: #ffffff;
  color: var(--color-accent-dark);
  font-weight: 600;
}

/* Styled as disabled but left clickable so the click can open the
   permission dialog instead of switching tabs (see initTabs in app.js). */
.tab-btn.is-disabled { opacity: 0.55; cursor: not-allowed; }
.tab-btn.is-disabled:hover { background: rgba(255, 255, 255, 0.08); color: rgba(255, 255, 255, 0.85); }

.nav-dropdown { position: relative; }

.nav-dropdown-toggle { display: inline-flex; align-items: center; gap: 0.35rem; }

.nav-dropdown-caret { font-size: 0.7em; line-height: 1; transition: transform 0.15s ease; }

.nav-dropdown.is-open .nav-dropdown-caret { transform: rotate(180deg); }

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 0.4rem;
  min-width: 190px;
  z-index: 30;
}

/* The [hidden] attribute selector alone loses to the display:flex rule
   above (author styles beat the UA default at equal specificity) — this
   makes the toggle in app.js actually hide the menu. */
.nav-dropdown-menu[hidden] { display: none; }

.nav-dropdown-item {
  width: 100%;
  text-align: left;
  border-radius: 6px;
  background: transparent;
  color: var(--color-text);
  padding: 0.5rem 0.65rem;
  font-size: 0.85rem;
}

.nav-dropdown-item:hover { background: var(--color-surface-alt); color: var(--color-text); }

.nav-dropdown-item.is-active {
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
}

.dataset-control { position: relative; display: flex; align-items: center; gap: 0.4rem; }
.dataset-control-label { font-size: 0.74rem; color: rgba(255, 255, 255, 0.75); }

.dataset-control-select {
  padding: 0.32rem 0.5rem;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 0.78rem;
  max-width: 170px;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.dataset-control-select option { color: #111; }

.dataset-control-select:focus {
  outline: none;
  border-color: #fff;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.35);
}

/* "Fancy" feedback when the global dataset selector changes as a side
   effect of picking a dataset elsewhere (e.g. View/Edit on the Datasets
   tab), so the change doesn't go unnoticed. */
.dataset-control-select.is-flash {
  animation: dataset-select-flash 1.2s ease;
}

@keyframes dataset-select-flash {
  0% {
    box-shadow: 0 0 0 0 rgba(120, 224, 168, 0.9);
    border-color: rgba(120, 224, 168, 0.95);
    background: rgba(120, 224, 168, 0.4);
  }
  55% {
    box-shadow: 0 0 0 9px rgba(120, 224, 168, 0);
    border-color: rgba(120, 224, 168, 0.9);
    background: rgba(120, 224, 168, 0.18);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(120, 224, 168, 0);
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.12);
  }
}

.dataset-control-updated-badge {
  position: absolute;
  top: 0;
  right: 0;
  transform: translateY(-100%);
  background: #1f9d63;
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  white-space: nowrap;
}

.dataset-control-updated-badge.is-visible {
  animation: dataset-badge-pop 1.6s ease forwards;
}

@keyframes dataset-badge-pop {
  0% { opacity: 0; transform: translateY(-85%) scale(0.85); }
  15% { opacity: 1; transform: translateY(-100%) scale(1); }
  75% { opacity: 1; transform: translateY(-100%) scale(1); }
  100% { opacity: 0; transform: translateY(-118%) scale(0.95); }
}

.auth-control { display: flex; align-items: center; gap: 0.4rem; }

.auth-role-badge {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: capitalize;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 0.22rem 0.55rem;
}

.auth-control .btn { background: rgba(255, 255, 255, 0.9); }

.app-main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

.panel-intro h1 {
  font-size: 1.5rem;
  margin: 0 0 0.35rem;
  color: var(--color-primary);
}

.auth-page { max-width: 420px; }

.auth-page-panel { display: flex; flex-direction: column; gap: 1rem; }

.auth-form { display: flex; flex-direction: column; gap: 0.4rem; }
.auth-form #register-invite-wrap,
.auth-form #login-code-wrap { display: flex; flex-direction: column; gap: 0.4rem; }

.auth-form label { font-size: 0.85rem; font-weight: 600; margin-top: 0.5rem; }

.auth-form input,
.auth-form select {
  padding: 0.55rem 0.7rem;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.92rem;
}

.auth-form .btn { margin-top: 0.75rem; }

.field-error {
  background: var(--color-danger-bg);
  border: 1px solid var(--color-danger-border);
  color: var(--color-danger);
  border-radius: 8px;
  padding: 0.55rem 0.75rem;
  font-size: 0.85rem;
}

.btn-orcid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
  font-weight: 600;
}

.orcid-icon { width: 20px; height: 20px; flex: none; }

.auth-divider {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.auth-form-footer { font-size: 0.9rem; color: var(--color-text-muted); }

.auth-demo-box {
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  font-size: 0.85rem;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.auth-demo-box-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-warning);
}

.auth-demo-box code {
  background: var(--color-surface);
  border: 1px solid var(--color-warning-border);
  border-radius: 4px;
  padding: 0.05em 0.4em;
  font-weight: 600;
  font-size: 0.82rem;
}

.panel-intro p { margin: 0 0 1.5rem; color: var(--color-text-muted); max-width: 65ch; }

.status-line { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 1rem; min-height: 1.2em; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.18rem 0.6rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid transparent;
  white-space: nowrap;
}

.badge-valid { background: var(--color-success-bg); color: var(--color-success); border-color: var(--color-success-border); }
.badge-invalid { background: var(--color-danger-bg); color: var(--color-danger); border-color: var(--color-danger-border); }
.badge-warn { background: var(--color-warning-bg); color: var(--color-warning); border-color: var(--color-warning-border); }
.badge-neutral { background: var(--color-neutral-bg); color: var(--color-text-muted); }

.dataset-search-wrap { margin-bottom: 0.9rem; }

.dataset-search {
  width: 100%;
  max-width: 420px;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.9rem;
}

.filter-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.filter-toolbar-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-right: 0.2rem;
}

.filter-pills { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.filter-pill {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  padding: 0.4rem 0.85rem;
  font-size: 0.82rem;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.filter-pill:hover { border-color: var(--color-accent); }

.filter-pill.is-open { border-color: var(--color-accent); background: var(--color-surface-alt); }

.filter-pill.is-active {
  border-color: var(--color-accent-dark);
  background: var(--color-accent);
  color: #ffffff;
  font-weight: 600;
}

.filter-pill-dummy {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.05rem 0.4rem;
  border-radius: 999px;
  background: var(--color-warning-bg);
  color: var(--color-warning);
  border: 1px solid var(--color-warning-border);
}

.filter-pill-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0 0.4rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.12);
}

.filter-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.75rem;
  margin-bottom: 0.75rem;
}

.filter-panel-note {
  width: 100%;
  margin: 0 0 0.2rem;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.filter-option {
  appearance: none;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  cursor: pointer;
}

.filter-option:hover { border-color: var(--color-accent); }

.filter-option.is-selected {
  background: var(--color-accent);
  border-color: var(--color-accent-dark);
  color: #fff;
  font-weight: 600;
}

.filter-option-check {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}

.filter-option-check input { margin: 0; }

.filter-option-swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.25);
  flex-shrink: 0;
}

.active-chip-swatch { margin-right: 0.1rem; }

.active-filters {
  display: none;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.9rem;
}

.active-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--color-neutral-bg);
  color: var(--color-text);
  border-radius: 999px;
  padding: 0.25rem 0.3rem 0.25rem 0.7rem;
  font-size: 0.78rem;
}

.active-chip-remove {
  appearance: none;
  border: none;
  background: none;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1;
  padding: 0.1rem 0.35rem;
}

.active-chip-remove:hover { color: var(--color-danger); }

.active-filters-clear { margin-left: 0.2rem; }

.badge-dummy { border: 1px dashed var(--color-warning-border); }

.overview-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.overview-stat-tile {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 1rem 1.2rem;
}

.overview-stat-value { font-size: 1.7rem; font-weight: 700; color: var(--color-primary); line-height: 1.2; }
.overview-stat-label { font-size: 0.8rem; color: var(--color-text-muted); margin-top: 0.2rem; }

.overview-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.overview-table { width: 100%; border-collapse: collapse; }
.overview-table th, .overview-table td { text-align: left; padding: 0.65rem 0.9rem; border-bottom: 1px solid var(--color-border); font-size: 0.88rem; white-space: nowrap; }
.overview-table th { color: var(--color-text-muted); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; }
.overview-table tbody tr:last-child td { border-bottom: none; }
.overview-table tbody tr:hover { background: var(--color-surface-alt); }
.overview-row-name { font-weight: 600; white-space: normal; }
.overview-row-file { display: block; font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-muted); font-weight: 400; margin-top: 0.15rem; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.1rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.license-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem;
  color: var(--color-text);
  line-height: 1.7;
}

.license-card h2 { margin: 0 0 1rem; color: var(--color-primary); }

.license-card p { margin: 0 0 1rem; color: var(--color-text-muted); }
.license-card p:last-child { margin-bottom: 0; }

.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 0.5rem; }
.card-heading { display: flex; align-items: center; gap: 0.6rem; min-width: 0; }
.card-logo {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: block;
  object-fit: contain;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
}
.card-title {
  font-weight: 700;
  font-size: 1.02rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.card-file { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-text-muted); }
.card-desc { color: var(--color-text-muted); font-size: 0.9rem; }
.card-meta { display: flex; flex-wrap: wrap; gap: 0.4rem; font-size: 0.78rem; color: var(--color-text-muted); margin-top: auto; }

.card-preview-wrap { display: flex; flex-direction: column; gap: 0.3rem; }

.card-preview-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.card-preview {
  margin: 0;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0.5rem 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.4;
  color: var(--color-text-muted);
  max-height: 96px;
  overflow: hidden;
  white-space: pre-wrap;
  word-break: break-word;
}

.card-actions { display: flex; justify-content: flex-end; gap: 0.5rem; }

.btn {
  appearance: none;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  padding: 0.5rem 1rem;
  font-size: 0.88rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.btn:hover { background: var(--color-surface-alt); }

.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  font-weight: 600;
}

.btn-primary:hover { background: var(--color-primary-dark); }

.btn-ghost { background: transparent; }
.btn-sm { padding: 0.28rem 0.6rem; font-size: 0.76rem; }

/* Styled as disabled but left clickable — a click on a permission-gated
   button should still open the explanatory dialog (see assets/js/auth.js). */
.btn.is-disabled { opacity: 0.5; cursor: not-allowed; }
.btn.is-disabled:hover { background: var(--color-surface); }
.btn-primary.is-disabled:hover { background: var(--color-primary); }

.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn:disabled:hover { background: var(--color-surface); }
.btn-primary:disabled:hover { background: var(--color-primary); }

.validator-layout {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(280px, 1fr);
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 760px) {
  .validator-layout { grid-template-columns: 1fr; }
}

.dropzone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1rem;
  text-align: center;
  cursor: pointer;
  background: var(--color-surface);
  transition: border-color 0.15s ease, background 0.15s ease;
}

.dropzone:hover, .dropzone:focus-visible, .dropzone.is-dragover {
  border-color: var(--color-accent);
  background: var(--color-surface-alt);
  outline: none;
}

.dropzone-title { font-weight: 600; margin: 0 0 0.2rem; }
.dropzone-hint { margin: 0; color: var(--color-text-muted); font-size: 0.85rem; }

.upload-filename {
  min-height: 1.2em;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--color-primary);
  margin: 0.5rem 0 0;
}


.input-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  margin: 1rem 0;
}

.input-divider::before, .input-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.paste-textarea {
  width: 100%;
  min-height: 140px;
  resize: vertical;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
}

.validator-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.sample-picker {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.sample-picker select {
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
}

.sample-picker select:focus,
.builder-facility-bar select:focus,
.builder-sidebar select:focus,
.dataset-search:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(27, 161, 226, 0.25);
}

.validator-output {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  min-height: 220px;
}

.validate-placeholder { color: var(--color-text-muted); font-size: 0.9rem; }

.result-banner {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-weight: 700;
  margin-bottom: 1rem;
}

.result-banner.is-valid { background: var(--color-success-bg); color: var(--color-success); border: 1px solid var(--color-success-border); }
.result-banner.is-invalid { background: var(--color-danger-bg); color: var(--color-danger); border: 1px solid var(--color-danger-border); }

.result-source { font-size: 0.8rem; color: var(--color-text-muted); margin: -0.5rem 0 1rem; font-family: var(--font-mono); }

.error-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }

.error-item {
  border: 1px solid var(--color-danger-border);
  background: var(--color-danger-bg);
  border-radius: 8px;
  padding: 0.55rem 0.75rem;
}

.error-path { font-family: var(--font-mono); font-size: 0.8rem; color: var(--color-danger); font-weight: 700; }
.error-message { font-size: 0.85rem; color: var(--color-text); margin-top: 0.15rem; }

.json-tree { font-family: var(--font-mono); font-size: 0.84rem; }
.json-tree ul { list-style: none; margin: 0; padding-left: 1.1rem; }
.json-tree > ul { padding-left: 0; }

.tree-node { margin: 0.1rem 0; }

.tree-toggle {
  cursor: pointer;
  user-select: none;
  border: none;
  background: none;
  color: var(--color-text-muted);
  padding: 0 0.3rem 0 0;
  font-size: 0.75rem;
  width: 1rem;
  display: inline-block;
}

.tree-key { color: var(--color-primary); font-weight: 600; }

.tree-punct { color: var(--color-text-muted); }
.tree-count { color: var(--color-text-muted); font-style: italic; font-size: 0.8em; }

.tree-value-string { color: var(--color-success); }
.tree-value-number { color: #1c5fb0; }
.tree-value-boolean { color: #7c3aed; }
.tree-value-null { color: var(--color-text-muted); font-style: italic; }

.tree-node.is-collapsed > ul { display: none; }
.tree-node.is-collapsed > .tree-toggle { transform: none; }
.tree-toggle::before { content: "▾"; display: inline-block; }
.tree-node.is-collapsed > .tree-toggle::before { content: "▸"; }

.schema-tree { display: flex; flex-direction: column; gap: 1rem; }

.schema-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
}

.schema-section-header {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
  cursor: pointer;
}

.schema-section-title { font-weight: 700; color: var(--color-primary); }

.schema-section-type { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-text-muted); }
.schema-section-desc { font-size: 0.85rem; color: var(--color-text-muted); margin: 0.3rem 0 0; }

.schema-fields {
  margin-top: 0.75rem;
  border-top: 1px solid var(--color-border);
  padding-top: 0.75rem;
  display: none;
}

.schema-section.is-open .schema-fields { display: block; }
.schema-section.is-open .schema-section-header .tree-toggle::before { content: "▾"; }
.schema-section-header .tree-toggle::before { content: "▸"; }

.schema-section-header .tree-toggle {
  font-size: 1.15rem;
  width: 1.3rem;
  color: var(--color-text);
}

.schema-field {
  display: grid;
  grid-template-columns: minmax(120px, 220px) minmax(80px, 130px) 1fr;
  gap: 0.6rem;
  padding: 0.4rem 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: 0.85rem;
  align-items: baseline;
}

.schema-field:last-child { border-bottom: none; }

.field-name { font-family: var(--font-mono); font-weight: 600; }
.field-required { color: var(--color-danger); font-size: 0.75em; margin-left: 0.3em; }
.field-type { font-family: var(--font-mono); color: var(--color-accent-dark); font-size: 0.82rem; }
.field-desc { color: var(--color-text-muted); }
.field-desc .enum-values { font-family: var(--font-mono); font-size: 0.8em; }

.schema-subfields {
  margin: 0.3rem 0 0.6rem 1.15rem;
  padding: 0.2rem 0 0.2rem 0.85rem;
  border-left: 2px solid var(--color-border);
}

.field-values { margin-top: 0.4rem; }

.field-values-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.value-chip-list { display: flex; flex-wrap: wrap; gap: 0.3rem; }

.value-chip {
  display: inline-flex;
  align-items: center;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-text);
}

.value-chip-more { font-family: inherit; font-style: italic; color: var(--color-text-muted); background: transparent; border-style: dashed; }

.json-raw {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  margin-top: 1rem;
}

.modal { position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center; padding: 1.5rem; }
.modal[hidden] { display: none; }

.modal-backdrop { position: absolute; inset: 0; background: rgba(10, 20, 30, 0.55); }

.modal-panel {
  position: relative;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  width: min(720px, 100%);
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.modal-header h2 { margin: 0; font-size: 1.05rem; }

.modal-close {
  border: none;
  background: none;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-text-muted);
}

.modal-body { padding: 1.1rem 1.25rem; overflow-y: auto; }

.modal-panel-sm { width: min(420px, 100%); }
.modal-panel-sm .modal-body p { margin: 0; color: var(--color-text-muted); line-height: 1.55; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 0.9rem 1.25rem;
  border-top: 1px solid var(--color-border);
}

.modal-section-title { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-text-muted); margin: 1.1rem 0 0.5rem; }
.modal-section-title:first-child { margin-top: 0; }

.consent-checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  margin-top: 1rem;
  font-size: 0.85rem;
  line-height: 1.4;
  cursor: pointer;
}
.consent-checkbox-row input[type="checkbox"] { margin-top: 0.2rem; flex-shrink: 0; }

.flow-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 0.75rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.flow-legend-item { display: inline-flex; align-items: center; gap: 0.4rem; }

.flow-legend-swatch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 5px;
  color: #fff;
  font-size: 0.75rem;
}

.flow-cy-wrap {
  position: relative;
}

.flow-cy {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  width: 100%;
  overflow: hidden;
}

.flow-zoom-controls {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  z-index: 5;
}

.flow-zoom-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background 0.15s ease, transform 0.1s ease;
}

.flow-zoom-btn:hover { background: var(--color-surface-hover, var(--color-border)); }
.flow-zoom-btn:active { transform: scale(0.94); }

.flow-zoom-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none;
}

.flow-zoom-reset { font-size: 0.95rem; }

.flow-zoom-toggle {
  font-size: 0.85rem;
  border-color: var(--color-accent, var(--color-border));
  color: var(--color-accent, var(--color-text));
}

.flow-zoom-hint {
  position: absolute;
  bottom: 0.6rem;
  left: 0.75rem;
  font-size: 0.72rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  opacity: 0.85;
  pointer-events: none;
  z-index: 5;
}

.builder-toolbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.4rem;
}

.builder-toolbar-title {
  flex: 1;
  min-width: 160px;
  text-align: center;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-primary);
}


.builder-toolbar-right { display: flex; gap: 0.5rem; }

.builder-dirty-indicator {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-danger);
  background: var(--color-danger-bg);
  border: 1px solid var(--color-danger-border);
  vertical-align: middle;
}

.btn-danger { border-color: var(--color-danger-border); color: var(--color-danger); }
.btn-danger:hover { background: var(--color-danger-bg); }

.builder-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 1.25rem;
  align-items: start;
  min-width: 0;
}

.builder-canvas-col {
  min-width: 0;
}

@media (max-width: 900px) { .builder-body { grid-template-columns: 1fr; } }

.builder-facility-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.builder-facility-bar select {
  padding: 0.3rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
}

.builder-coords-display {
  margin-left: auto;
  font-size: 0.8rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--color-text);
}

.builder-cursor-coords {
  position: fixed;
  z-index: 1000;
  pointer-events: none;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  background: var(--color-text);
  color: var(--color-surface);
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}

.builder-canvas-scroll {
  position: relative;
  overflow: auto;
  max-height: 640px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: 2.75rem 1.5rem 1.5rem 4.25rem;
}

.builder-empty {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  padding: 2rem 1rem;
}

.builder-canvas {
  position: relative;
  background-image:
    linear-gradient(to right, var(--color-border) 1px, transparent 1px),
    linear-gradient(to bottom, var(--color-border) 1px, transparent 1px);
  background-size: 12px 12px;
}

.builder-lines {
  position: absolute;
  top: 0;
  left: 0;
  overflow: visible;
  pointer-events: none;
  z-index: 5;
}

.builder-route-line {
  stroke: var(--color-text-muted);
  stroke-width: 1.2;
  stroke-dasharray: 4 3;
  fill: none;
  opacity: 0.75;
  cursor: pointer;
  pointer-events: stroke;
  transition: stroke 0.15s ease, opacity 0.15s ease;
}

.builder-route-line:hover { stroke: var(--color-accent); opacity: 1; }

.builder-route-line.is-selected { stroke: var(--color-accent); stroke-width: 2.2; stroke-dasharray: none; opacity: 1; }

.builder-route-hit {
  stroke: transparent;
  stroke-width: 10;
  fill: none;
  cursor: pointer;
  pointer-events: stroke;
}

.builder-start-marker {
  position: absolute;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-accent-dark);
  white-space: nowrap;
  z-index: 6;
  pointer-events: none;
}

.builder-start-marker::before {
  content: "";
  width: 0;
  height: 0;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 10px solid var(--color-accent);
}

.builder-node {
  position: absolute;
  z-index: 1;
  border: 1.5px solid rgba(0, 0, 0, 0.25);
  border-radius: 4px;
  font-size: 0.66rem;
  font-weight: 700;
  color: #fff;
  padding: 2px 4px;
  cursor: pointer;
  overflow: hidden;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.35);
}

.builder-node:hover { filter: brightness(1.08); }

.builder-node.is-selected {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  z-index: 2;
}

.builder-node-label-outside {
  position: absolute;
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 0 3px;
  line-height: 1.3;
  white-space: nowrap;
  pointer-events: none;
  z-index: 3;
}

.builder-context-menu {
  position: fixed;
  z-index: 100;
  min-width: 140px;
  margin: 0;
  padding: 0.3rem;
  list-style: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.builder-context-menu-item {
  padding: 0.4rem 0.6rem;
  font-size: 0.82rem;
  border-radius: 4px;
  cursor: pointer;
  color: var(--color-text);
}

.builder-context-menu-item:hover:not(.is-disabled) { background: var(--color-surface-alt); }

.builder-context-menu-item.is-disabled {
  color: var(--color-text-muted);
  cursor: not-allowed;
}

.builder-sidebar {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.85rem;
  box-shadow: var(--shadow-sm);
  min-width: 0;
}

.builder-sidebar-columns,
.builder-sidebar-col {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 0;
}

@media (min-width: 1400px) {
  .app-main:has(#tab-builder.is-active) {
    max-width: min(calc(100vw - 3rem), 1680px);
  }

  .builder-body {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 42%);
  }

  .builder-sidebar-columns {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0.3rem 1rem;
    align-items: start;
  }

  .builder-sidebar-col > h3:first-child {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
  }
}

.builder-sidebar h2 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  text-align: center;
  color: var(--color-primary);
}

.builder-sidebar.is-readonly h2::after {
  content: "Read-only";
  display: block;
  margin-top: 0.2rem;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

/* CSS can't pull from assets/i18n/lang.json, so this one UI string is kept
   in sync with the <html lang="de"> attribute set by lib/i18n.php instead. */
html[lang="de"] .builder-sidebar.is-readonly h2::after {
  content: "Nur Lesezugriff";
}

.builder-sidebar.is-readonly select:disabled,
.builder-sidebar.is-readonly input:disabled,
.builder-sidebar.is-readonly button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}


.builder-sidebar h3 {
  margin: 0.85rem 0 0.3rem;
  font-size: 0.78rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 0.75rem;
}

.builder-sidebar label { font-size: 0.76rem; color: var(--color-text-muted); margin-top: 0.15rem; overflow-wrap: anywhere; }

.builder-sidebar select,
.builder-sidebar input[type="number"],
.builder-sidebar input[type="text"] {
  width: 100%;
  max-width: 100%;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.85rem;
}

.builder-sidebar .btn { width: 100%; margin-top: 0.15rem; }

.builder-product-table { width: 100%; max-width: 100%; border-collapse: collapse; font-size: 0.76rem; margin-top: 0.35rem; table-layout: fixed; }
.builder-product-table th, .builder-product-table td { border-bottom: 1px solid var(--color-border); padding: 0.3rem 0.2rem; text-align: left; }
.builder-product-table th:first-child, .builder-product-table td:first-child { width: 1.4rem; color: var(--color-text-muted); }
.builder-product-table tr.is-selected td { background: var(--color-surface-alt); box-shadow: inset 2px 0 0 var(--color-accent); }

.builder-product-table input {
  width: 100%;
  padding: 0.2rem 0.3rem;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.76rem;
}

.builder-remove-step {
  appearance: none;
  border: none;
  background: none;
  color: var(--color-danger);
  cursor: pointer;
  font-size: 0.95rem;
  line-height: 1;
}

.site-footer {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  padding: 1.5rem;
}

.mapping-body {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.mapping-col {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 0.85rem 1rem;
}

.mapping-col h2 {
  margin: 0;
  font-size: 0.95rem;
  text-align: center;
  color: var(--color-primary);
}


.mapping-list {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.mapping-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface-alt);
  font-size: 0.82rem;
  color: var(--color-text);
  white-space: nowrap;
  transition: border-color 0.15s ease, background 0.15s ease, opacity 0.15s ease;
}

.mapping-item-label { overflow-wrap: anywhere; }

.mapping-item.is-clickable { cursor: pointer; }
.mapping-item.is-clickable:hover { border-color: var(--color-accent); }

.mapping-item.is-selected {
  color: #fff;
  font-weight: 600;
}

.mapping-item.is-related {
  box-shadow: inset 0 0 0 1px currentColor;
}

/* Each grouping gets its own color so it's clear at a glance which box
   drove the current selection: blue = product, orange = process step,
   green = machine. */
.mapping-item[data-role="product"].is-selected { border-color: #0f80b8; background: #1ba1e2; }
.mapping-item[data-role="product"].is-related { border-color: #1ba1e2; color: #1ba1e2; }

.mapping-item[data-role="process"].is-selected { border-color: #7a4c08; background: #a2650a; }
.mapping-item[data-role="process"].is-related { border-color: #a2650a; color: #a2650a; }

.mapping-item[data-role="machine"].is-selected { border-color: #17572a; background: #21793a; }
.mapping-item[data-role="machine"].is-related { border-color: #21793a; color: #21793a; }

.mapping-item.is-dim { opacity: 0.4; }

.mapping-item-swatch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 4px;
  font-size: 0.66rem;
  color: #fff;
  flex-shrink: 0;
}

.mapping-lines {
  position: absolute;
  top: 0;
  left: 0;
  overflow: visible;
  pointer-events: none;
  z-index: 2;
}

.mapping-line {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 1.6;
  stroke-dasharray: 5 4;
  opacity: 0.9;
}

/* Bottom-right EN/DE language switch — see includes/footer.php and
   includes/auth_footer.php for the button markup, assets/js/i18n.js for
   the click handler. Fixed so it stays reachable regardless of tab/scroll
   position, since this app is meant to run embedded in a parent frame. */
.lang-toggle {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 1000;
  appearance: none;
  border: 1px solid var(--color-border);
  background: var(--color-primary);
  color: #fff;
  min-width: 44px;
  height: 44px;
  padding: 0 0.6rem;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-md);
  transition: background 0.15s ease, transform 0.15s ease;
}

.lang-toggle:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}