/**
 * Tools UI — portal CI
 * Path: /tools/css/tools.css
 *
 * Scheme bases come from /tools/css/ci.php (live portal CI).
 * Fallbacks below match current dev.noah-pieles.de CI.
 */

:root {
  /* Bases (--bg/--text/--accent/--fonts/--theme) come from ci.php — do not redefine here. */
  --font-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --font: var(--font-body, "Outfit", system-ui, sans-serif);

  /* Derived surfaces — recompute from live --bg/--text/--accent */
  --bg-elevated: color-mix(in oklab, var(--bg, #0d1117) 92%, var(--text, #e6e6e6));
  --bg-surface: color-mix(in oklab, var(--bg, #0d1117) 86%, var(--text, #e6e6e6));
  --bg-muted: color-mix(in oklab, var(--bg, #0d1117) 78%, var(--text, #e6e6e6));

  --border: color-mix(in oklab, var(--text, #e6e6e6) 8%, transparent);
  --border-strong: color-mix(in oklab, var(--text, #e6e6e6) 14%, transparent);
  --border-hover: color-mix(in oklab, var(--text, #e6e6e6) 35%, transparent);

  --text-muted: color-mix(in oklab, var(--text, #e6e6e6) 62%, var(--bg, #0d1117));
  --text-dim: color-mix(in oklab, var(--text, #e6e6e6) 45%, var(--bg, #0d1117));
  --muted: var(--text-muted);

  --accent-hover: color-mix(in oklab, var(--accent, #22d3ee) 85%, white);
  --accent-soft: color-mix(in oklab, var(--accent, #22d3ee) 12%, transparent);
  --accent-glow: color-mix(in oklab, var(--accent, #22d3ee) 8%, transparent);

  --cyan-soft: color-mix(in oklab, var(--cyan, var(--accent, #00f2ff)) 12%, transparent);
  --cyan-glow: color-mix(in oklab, var(--cyan, var(--accent, #00f2ff)) 8%, transparent);

  --card: var(--bg-elevated);
  --brand: var(--accent, #22d3ee);
  --brand-ink: var(--accent-ink, #041016);

  --shadow: 0 24px 60px color-mix(in oklab, black 25%, transparent);
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --ok: color-mix(in oklab, #059669 55%, var(--accent, #22d3ee));
  --err: #e11d48;
  --ok-bg: color-mix(in oklab, var(--ok) 16%, var(--bg, #0d1117));
  --err-bg: color-mix(in oklab, var(--err) 14%, var(--bg, #0d1117));
  --warn: #d97706;
  --warn-bg: color-mix(in oklab, var(--warn) 14%, var(--bg, #0d1117));
  --info-bg: color-mix(in oklab, var(--accent, #22d3ee) 18%, var(--bg, #0d1117));
  --error: var(--err);
  --error-bg: var(--err-bg);

  /* Editors: slightly deeper than page, always readable text */
  --code-bg: color-mix(in oklab, var(--bg, #0d1117) 82%, var(--text, #e6e6e6));
  --code-fg: var(--text, #e6e6e6);
  --panel-head: color-mix(in oklab, var(--bg-elevated) 75%, var(--bg-muted));
  --checker-a: color-mix(in oklab, var(--text, #e6e6e6) 10%, var(--bg, #0d1117));
  --checker-b: color-mix(in oklab, var(--text, #e6e6e6) 5%, var(--bg, #0d1117));

  --app-max: 920px;
  --hub-max: 1240px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body, "Outfit", system-ui, sans-serif);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(ellipse 70% 45% at 50% -5%, var(--cyan-glow), transparent 55%),
    radial-gradient(ellipse 40% 30% at 100% 50%, var(--accent-glow), transparent 50%),
    var(--bg, #0d1117);
  color: var(--text, #e6e6e6);
}

h1, h2, h3 {
  font-family: var(--font-display, "Outfit", system-ui, sans-serif);
}

/* —— Shell —— */
.app {
  max-width: var(--app-max);
  margin: 0 auto;
  padding: 28px 20px 48px;
}

.app.wide,
.app--hub {
  max-width: var(--hub-max);
  padding: 36px 20px 48px;
}

.brand {
  margin-bottom: 20px;
}

.brand h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.brand p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
  max-width: 62ch;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
}

.back-link:hover {
  color: var(--cyan);
}

/* —— Surfaces —— */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 16px;
  margin-bottom: 14px;
}

/* —— Controls —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s var(--ease), border-color 0.15s var(--ease), opacity 0.15s;
}

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

.btn.primary {
  background: var(--brand);
  color: var(--brand-ink);
  border-color: transparent;
}

.btn.primary:hover {
  filter: brightness(1.05);
  background: var(--brand);
}

.btn.secondary {
  background: var(--text);
  color: var(--bg);
  border-color: transparent;
}

.btn.secondary:hover {
  filter: brightness(1.08);
  background: var(--text);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 12px;
}

.seg {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-muted);
}

.seg button {
  flex: 1;
  min-width: 72px;
  height: 30px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
}

.seg button.active {
  background: var(--accent);
  color: var(--brand-ink);
}

.label {
  display: block;
  margin: 0 0 6px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.hint {
  font-size: 12px;
  color: var(--muted);
  margin: 6px 0 0;
  line-height: 1.4;
}

.meta {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}

.status {
  min-height: 18px;
  margin-top: 8px;
  font-size: 12px;
  color: var(--muted);
}

.status.ok {
  color: var(--ok);
}

.status.err {
  color: var(--err);
}

/* —— Upload dropzone —— */
.drop,
.drop-zone {
  padding: 40px 24px;
  border: 2px dashed color-mix(in oklab, var(--accent) 32%, transparent);
  border-radius: var(--radius-lg);
  text-align: center;
  cursor: pointer;
  background: var(--bg-surface);
  color: var(--text);
  transition: border-color 0.15s, background 0.15s;
}

.drop:hover,
.drop.drag-over,
.drop-zone:hover,
.drop-zone.drag-over {
  border-color: var(--accent);
  background: color-mix(in oklab, var(--accent) 14%, var(--bg));
  color: var(--text);
}

.drop:hover p,
.drop.drag-over p,
.drop-zone:hover p,
.drop-zone.drag-over p,
.drop:hover .formats,
.drop.drag-over .formats,
.drop-zone:hover .formats,
.drop-zone.drag-over .formats {
  color: var(--text);
}

.drop i,
.drop-zone i {
  font-size: 28px;
  color: var(--accent);
  margin-bottom: 10px;
  display: block;
}

.drop-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 14px;
  background: color-mix(in oklab, var(--accent) 18%, var(--bg));
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.drop:hover .drop-icon,
.drop.drag-over .drop-icon,
.drop-zone:hover .drop-icon,
.drop-zone.drag-over .drop-icon {
  background: color-mix(in oklab, var(--accent) 28%, var(--bg));
  color: var(--text);
}

.drop-icon i {
  color: inherit;
  margin: 0;
  font-size: inherit;
}

/* —— Forms —— */
input[type="text"],
input[type="search"],
input[type="number"],
input[type="url"],
input[type="email"],
textarea,
select {
  font: inherit;
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
}

input[type="range"] {
  accent-color: var(--brand);
}

/* —— WaveTrack —— */
.wave-track {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.wave-track .wt-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.wave-track .wt-play {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 13px;
  color: var(--text);
  flex-shrink: 0;
}

.wave-track .wt-play:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.wave-track .wt-play.is-playing {
  background: var(--cyan);
  color: var(--cyan-ink);
  border-color: transparent;
}

.wave-track .wt-time {
  font-size: 12px;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  color: var(--text-dim);
  min-width: 9ch;
}

.wave-track .wt-meta {
  font-size: 12px;
  color: var(--muted);
  margin-left: auto;
}

.wave-track .wt-stage {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  touch-action: none;
  user-select: none;
  border: 1px solid var(--border);
  background: var(--bg-muted);
  cursor: pointer;
}

.wave-track canvas {
  display: block;
  width: 100%;
  height: 96px;
  vertical-align: top;
}

.wave-track .wt-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 14px;
  margin-left: -7px;
  z-index: 2;
  cursor: ew-resize;
}

.wave-track .wt-handle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 8px;
  bottom: 8px;
  width: 3px;
  margin-left: -1.5px;
  border-radius: 2px;
  background: var(--wt-accent, var(--brand));
  box-shadow: 0 0 0 1px var(--bg);
}

.wave-track .wt-handle-label {
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  font-weight: 700;
  color: var(--brand-ink);
  background: var(--wt-accent, var(--brand));
  padding: 1px 5px;
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
}

.wave-track .wt-dl {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.wave-track .wt-dl select {
  height: 36px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0 8px;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  background: var(--bg-surface);
  color: var(--text);
}

.wave-track .wt-dl .btn {
  height: 36px;
  padding: 0 12px;
  font-size: 12px;
}

.wave-track .wt-dl .btn.primary {
  background: var(--wt-accent, var(--brand));
  border-color: transparent;
  color: var(--brand-ink);
}

.wave-track .wt-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.wave-track .wt-vol {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}

.wave-track .wt-vol i {
  font-size: 12px;
  width: 14px;
  text-align: center;
}

.wave-track .wt-vol input[type="range"] {
  width: 92px;
  height: 28px;
  margin: 0;
  accent-color: var(--wt-accent, var(--brand));
  cursor: pointer;
}

.tracks {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 14px;
}

/* —— Tools hub —— */
.filters,
.tool-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.filters {
  padding: 12px;
  margin-bottom: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.filter-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0 4px;
}

.filter-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.chip {
  height: 34px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
}

.chip:hover {
  background: var(--bg-muted);
  color: var(--text);
}

.chip.active {
  background: var(--accent);
  color: var(--brand-ink);
  border-color: transparent;
}

.result-count {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  padding: 0 6px;
}

.roles-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 34px;
  padding: 0 12px;
  border-radius: 9px;
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
  font-weight: 650;
  white-space: nowrap;
}

.roles-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.roles-btn i {
  font-size: 12px;
  opacity: 0.75;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.tool-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 0.15s var(--ease), box-shadow 0.15s var(--ease), border-color 0.15s var(--ease);
}

.tool-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

.tool-card[hidden],
.show-more-wrap[hidden] {
  display: none;
}

.show-more-wrap {
  display: flex;
  justify-content: center;
  margin: 22px 0 8px;
}

.show-more {
  height: 40px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
}

.show-more:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.preview {
  aspect-ratio: 16 / 9;
  padding: 10px;
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-muted) 100%);
  border-bottom: 1px solid var(--border);
}

.preview svg {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 14px;
}

.tool-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.tool-body .meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 0;
}

.category {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: var(--cyan-soft);
  font-size: 11px;
  font-weight: 700;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.path {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}

.tool-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.tool-text {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.tool-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 6px;
}

.accent-line {
  width: 100%;
  height: 4px;
  border-radius: var(--radius-pill);
  background: var(--tool-accent, var(--accent));
  opacity: 0.9;
}

.launch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  padding: 0 14px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--brand-ink);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
}

.tool-card:hover .launch {
  filter: brightness(1.06);
}

p.foot {
  font-size: 0.75rem;
  opacity: 0.5;
  color: var(--muted);
}

/* —— Shared panels / editors (portal-safe) —— */
.panel,
.workspace .panel {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
}

.panel-header,
.result-h,
.toolbar-bar {
  background: var(--panel-head);
  border-color: var(--border);
  color: var(--text);
}

.meta-row,
.panel-footer {
  background: var(--bg-muted);
  border-color: var(--border);
  color: var(--muted);
}

.editor,
.code-pane,
.monaco-editor,
.cm-editor {
  background: var(--code-bg);
  color: var(--code-fg);
}

kbd {
  display: inline-block;
  padding: 1px 6px;
  border: 1px solid var(--border-strong);
  border-bottom-width: 2px;
  border-radius: 5px;
  background: var(--bg-surface);
  color: var(--text);
  font-size: 11px;
  font-family: inherit;
}

.badge.ok {
  background: var(--ok-bg);
  color: var(--ok);
}

.badge.fail,
.badge.err {
  background: var(--err-bg);
  color: var(--err);
}

/* Transparency checker for image tools — readable on dark CI */
.checker,
.transparent-bg,
.preview-wrap.checker {
  background:
    linear-gradient(45deg, var(--checker-a) 25%, transparent 25%) 0 0 / 16px 16px,
    linear-gradient(-45deg, var(--checker-a) 25%, transparent 25%) 0 8px / 16px 16px,
    linear-gradient(45deg, transparent 75%, var(--checker-a) 75%) 8px -8px / 16px 16px,
    linear-gradient(-45deg, transparent 75%, var(--checker-a) 75%) -8px 0 / 16px 16px,
    var(--checker-b);
}

/* —— File pick buttons (icon must contrast on accent) —— */
.file-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding: 10px 20px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--brand-ink);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 0;
}

.file-btn i,
.file-btn svg {
  color: inherit;
  opacity: 1;
}

.file-btn input {
  display: none;
}

.file-btn:hover {
  filter: brightness(1.05);
}

#filenameDisplay,
.filename-display {
  color: var(--text);
  font-weight: 600;
}

/* —— Custom checkboxes / toggles —— */
.check,
.toggle,
.toggle-row,
.flag-check {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  user-select: none;
}

.check input[type="checkbox"],
.toggle input[type="checkbox"],
.toggle-row input[type="checkbox"],
.flags input[type="checkbox"],
.flag-check input[type="checkbox"],
input[type="checkbox"].ui-check {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  margin: 0;
  flex-shrink: 0;
  border: 2px solid var(--border-strong);
  border-radius: 5px;
  background: var(--bg-surface);
  display: grid;
  place-content: center;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}

.check input[type="checkbox"]::before,
.toggle input[type="checkbox"]::before,
.toggle-row input[type="checkbox"]::before,
.flags input[type="checkbox"]::before,
.flag-check input[type="checkbox"]::before,
input[type="checkbox"].ui-check::before {
  content: "";
  width: 10px;
  height: 10px;
  transform: scale(0);
  transition: transform 0.12s var(--ease);
  box-shadow: inset 1em 1em var(--brand-ink);
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0, 43% 62%);
  background: var(--brand-ink);
}

.check input[type="checkbox"]:checked,
.toggle input[type="checkbox"]:checked,
.toggle-row input[type="checkbox"]:checked,
.flags input[type="checkbox"]:checked,
.flag-check input[type="checkbox"]:checked,
input[type="checkbox"].ui-check:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.check input[type="checkbox"]:checked::before,
.toggle input[type="checkbox"]:checked::before,
.toggle-row input[type="checkbox"]:checked::before,
.flags input[type="checkbox"]:checked::before,
.flag-check input[type="checkbox"]:checked::before,
input[type="checkbox"].ui-check:checked::before {
  transform: scale(1);
}

.check input[type="checkbox"]:focus-visible,
.toggle input[type="checkbox"]:focus-visible,
input[type="checkbox"].ui-check:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

input[type="range"] {
  accent-color: var(--accent);
}

.wave-track .wt-play.is-playing {
  background: var(--accent);
  color: var(--brand-ink);
  border-color: transparent;
}

.category {
  background: var(--accent-soft);
  color: var(--text);
}