/* Paleta y tipografía tomadas del sitio, pero sin sus fuentes: el editor es
   otro proyecto de Pages y no comparte los ficheros de IBM Plex. Con las de
   sistema basta para una herramienta privada. */

:root {
  --bg: #121212;
  --panel: #181818;
  --rule: #2a2a2a;
  --text: #ededed;
  --text-2: #b4b4b4;
  --text-3: #8a8a8a;
  --accent: #cc6a73;
  --accent-deep: #a8434f;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body { height: 100%; }

body {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
}

/* ---------- barra ---------- */

.bar {
  flex: none;
  border-bottom: 1px solid var(--rule);
  background: var(--panel);
  padding: 0.7rem 1rem 0.5rem;
}

.bar-row {
  display: flex;
  align-items: flex-end;
  gap: 0.8rem;
  flex-wrap: wrap;
}
.bar-row + .bar-row { margin-top: 0.6rem; }

.brand {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--text-2);
  padding-bottom: 0.35rem;
  white-space: nowrap;
}
.brand-dim { color: var(--text-3); }

.field { display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; }
.field.grow { flex: 1 1 16rem; }
.field.narrow { flex: 0 0 8.5rem; }
.field > span {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.02em;
  color: var(--text-3);
}

input, select, textarea, button, .button-link {
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.34rem 0.5rem;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent-deep);
}
#slug, #tags { font-family: var(--mono); font-size: 0.8rem; }

.actions { display: flex; gap: 0.5rem; align-items: center; }

button, .button-link {
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease;
}
button:hover, .button-link:hover { border-color: var(--accent-deep); color: var(--accent); }
button:disabled { opacity: 0.45; cursor: default; }
button:disabled:hover { border-color: var(--rule); color: var(--text); }
button.primary { border-color: var(--accent-deep); color: var(--accent); }

.status {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-3);
  margin-top: 0.5rem;
  min-height: 1em;
}
.status.error { color: var(--accent); }
.status.ok { color: #7fb08a; }

/* ---------- panes ---------- */

.panes {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 0;
}
.pane { min-width: 0; min-height: 0; overflow: auto; }
.preview-pane { border-left: 1px solid var(--rule); }

textarea#body {
  width: 100%;
  height: 100%;
  resize: none;
  border: 0;
  border-radius: 0;
  background: var(--bg);
  font-family: var(--mono);
  font-size: 0.86rem;
  line-height: 1.75;
  padding: 1.4rem 1.6rem;
  tab-size: 2;
}
textarea#body.dropping { background: #1c1618; }

/* ---------- vista previa ---------- */

.preview {
  padding: 1.4rem 1.8rem 4rem;
  color: var(--text-2);
  line-height: 1.75;
  max-width: 42rem;
}
.preview > * + * { margin-top: 1.1rem; }
.preview h1, .preview h2, .preview h3 { color: var(--text); line-height: 1.25; }
.preview h1 { font-size: 1.5rem; margin-top: 1.8rem; }
.preview h2 { font-size: 1.2rem; margin-top: 2rem; }
.preview h3 { font-size: 1.02rem; margin-top: 1.6rem; }
.preview a { color: var(--accent); }
.preview strong { color: var(--text); }
.preview ul, .preview ol { padding-left: 1.3rem; }
.preview li + li { margin-top: 0.4rem; }
.preview blockquote {
  border-left: 2px solid var(--accent-deep);
  padding-left: 1rem;
  color: var(--text-3);
}
.preview :not(pre) > code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: #202020;
  border-radius: 3px;
  padding: 1px 5px;
}
.preview pre {
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.6;
  background: #0e0e0e;
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.9rem 1rem;
  overflow-x: auto;
}
.preview img { max-width: 100%; height: auto; border-radius: 4px; }
.preview hr { border: 0; border-top: 1px solid var(--rule); }
.preview table { border-collapse: collapse; width: 100%; }
.preview th, .preview td { border: 1px solid var(--rule); padding: 0.4rem 0.6rem; text-align: left; }

@media (max-width: 900px) {
  .panes { grid-template-columns: 1fr; grid-template-rows: 1fr 1fr; }
  .preview-pane { border-left: 0; border-top: 1px solid var(--rule); }
}