/* LinkedIn Post Formatter — Werkzeug-Oberflaeche im KI-Hafen-Design.
 * Die Logik stammt von Johannes Ortloff (Waldsee KI Consulting); hier ist nur
 * die Optik auf styles.css umgestellt. Die Haken, an denen das JS haengt,
 * bleiben unveraendert: #lf-*, .format-btn[data-style], [data-preview],
 * [data-state] und .copy-btn[data-stamped].
 */

.tool-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

/* ---- Dreispalter: Stile / Eingabe / Ausgabe ---- */
.tool-grid {
  display: grid;
  grid-template-columns: minmax(0, 15rem) minmax(0, 1.5fr) minmax(0, 1fr);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}
.tool-grid > * {
  padding: 26px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.tool-grid > *:last-child { border-right: 0; }

.tool-col__title {
  margin: 0 0 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--caption);
}

@media (max-width: 980px) {
  .tool-grid { grid-template-columns: 1fr; }
  .tool-grid > * { border-right: 0; border-bottom: 1px solid var(--border); }
  .tool-grid > *:last-child { border-bottom: 0; }
}

/* ---- Stil-Schiene ---- */
.format-rail { display: flex; flex-direction: column; gap: 6px; }

.format-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  min-height: 44px;
  padding: 8px 14px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, transform .15s ease;
}
.format-btn:hover { background: var(--card); border-color: var(--magenta); color: var(--magenta); }
.format-btn:active { transform: translateY(1px); }

.format-btn__preview {
  flex: none;
  min-width: 1.6em;          /* sonst klebt die Vorschau am langen Label */
  text-align: center;
  font-size: 17px;
  color: var(--magenta);
}
.format-btn[data-style='strike'] .format-btn__preview { text-decoration: line-through; }
.format-btn[data-style='underline'] .format-btn__preview { text-decoration: underline; }

.format-btn--reset {
  margin-top: 16px;
  border-style: dashed;
  color: var(--muted);
}

.format-rail__hint {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--muted);
}
.format-rail__shortcut {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  background: var(--tint);
  border-radius: 5px;
  padding: 1px 6px;
}

/* ---- Eingabe / Ausgabe ---- */
.tool-pane { gap: 12px; }

.tool-pane__textarea {
  flex: 1;
  width: 100%;
  min-height: 22rem;
  padding: 18px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  resize: vertical;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.tool-pane__textarea:focus {
  outline: none;
  border-color: var(--magenta);
  box-shadow: 0 0 0 3px var(--magenta-tint);
}
.tool-pane__textarea--readonly {
  background: var(--tint);
  border-style: dashed;
  cursor: copy;
}

.tool-pane__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--caption);
}
.tool-pane__meta > span { min-width: 0; }   /* Hinweistext darf schrumpfen, der Knopf nicht */

#lf-count { font-variant-numeric: tabular-nums; }
#lf-count[data-state='warn'] { color: var(--ocher); font-weight: 700; }
#lf-count[data-state='over'] { color: #B3261E; font-weight: 700; }

.tool-pane__limit {
  position: relative;
  width: 100%;
  height: 3px;
  margin-top: 4px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.tool-pane__limit::after {
  content: '';
  position: absolute;
  inset: 0;
  width: var(--fill, 0%);
  background: var(--teal);
  transition: width .2s ease;
}
.tool-pane__limit[data-state='warn']::after { background: var(--ocher); }
.tool-pane__limit[data-state='over']::after { background: #B3261E; }

/* ---- Kopier-Knopf ---- */
.copy-btn {
  position: relative;
  overflow: hidden;
  flex: none;
  white-space: nowrap;
  min-height: 38px;
  padding: 8px 18px;
  background: var(--ink);
  color: #FFFFFF;
  border: 1px solid var(--ink);
  border-radius: 10px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s ease, transform .2s ease, box-shadow .2s ease;
}
.copy-btn:hover { background: var(--magenta); border-color: var(--magenta); }
.copy-btn:active { transform: translateY(1px); }

.copy-btn[data-stamped='true']::after {
  content: '✓ kopiert';
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--teal);
  color: #FFFFFF;
  font-weight: 600;
  letter-spacing: 0.06em;
  animation: lf-stamp 1.4s ease;
}

@keyframes lf-stamp {
  0%   { transform: scale(1.15); opacity: 0; letter-spacing: 0.3em; }
  20%  { transform: scale(1); opacity: 1; letter-spacing: 0.06em; }
  80%  { opacity: 1; }
  100% { opacity: 0; }
}

/* ---- Anmerkungen ---- */
.tool-notes__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 26px;
}
.tool-notes__grid h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  color: var(--ink);
}
.tool-notes__grid p {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---- Tribut an den Erbauer ---- */
/* Bewusst kein Flex: sonst reisst gap Luecken um <strong> und den Link. */
.tool-credit {
  margin: 0;
  padding: 18px 22px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
}
.tool-credit strong { color: var(--ink); font-weight: 600; }

@media (prefers-reduced-motion: reduce) {
  .tool-pane__limit::after,
  .copy-btn[data-stamped='true']::after { transition: none; animation: none; }
}