/* ============================================================
   LABORATORIO IA · María Retamero
   Sistema de diseño: fondo blanco + header verde oscuro
   ============================================================ */

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

:root {
  /* Marca — paleta María Retamero (consistente con home dark mode) */
  --header-bg: #1e1b4b;          /* indigo profundo, usado en botones/acentos */
  --header-bg-2: #312e81;        /* hover */
  --header-gradient: linear-gradient(135deg, #7c3aed 0%, #5b2fe0 35%, #3b82f6 70%, #14e0d1 100%);
  --header-navy: #0a0c18;        /* fallback alternativo "navy solid" */
  --accent: #14e0d1;
  --accent-soft: #e6fbf8;
  --purple: #7c3aed;

  /* Texto */
  --text: #0f172a;
  --text-2: #334155;
  --text-muted: #64748b;
  --text-soft: #94a3b8;

  /* Fondo */
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --bg-soft: #f1f5f9;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;

  /* Niveles */
  --basico-bg: #ecfdf5;
  --basico-fg: #047857;
  --basico-border: #6ee7b7;

  --medio-bg: #fef3c7;
  --medio-fg: #b45309;
  --medio-border: #fcd34d;

  --avanzado-bg: #ede9fe;
  --avanzado-fg: #6d28d9;
  --avanzado-border: #c4b5fd;

  /* Tags categorías */
  --tag-bg: #f1f5f9;
  --tag-fg: #475569;

  /* Code block */
  --code-bg: #0f172a;
  --code-fg: #e2e8f0;
  --code-var: #fbbf24;
  --code-comment: #94a3b8;

  /* Sistema */
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
  --container: 1200px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
ul, ol { list-style: none; }

/* ============================================================
   HEADER · Degradado de marca (violeta → azul → teal)
   ============================================================ */
.lab-header {
  background: var(--header-navy);
  background-image: var(--header-gradient);
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 4px 24px -8px rgba(124, 58, 237, 0.25);
}
.lab-header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.lab-header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
}
.lab-header__brand-mark {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  font-weight: 800;
  font-size: 13px;
}
.lab-header__brand small {
  font-weight: 400;
  color: rgba(255,255,255,0.6);
  font-size: 12px;
  margin-left: 4px;
}
.lab-header__actions {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}
.lab-header__actions a,
.lab-header__actions button {
  color: rgba(255,255,255,0.85);
  transition: color 0.2s var(--ease);
}
.lab-header__actions a:hover,
.lab-header__actions button:hover {
  color: #fff;
}

/* ============================================================
   CONTAINER + LAYOUT
   ============================================================ */
.lab-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* ============================================================
   LOGIN
   ============================================================ */
.login-wrap {
  min-height: calc(100vh - 64px);
  display: grid;
  place-items: center;
  padding: 40px 24px;
  background: linear-gradient(180deg, #fff 0%, var(--bg-alt) 100%);
}
.login-card {
  width: 100%;
  max-width: 440px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-lg);
}
.login-card h1 {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--text);
}
.login-card .lead {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 28px;
}
.login-form { display: flex; flex-direction: column; gap: 14px; }
.login-form label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.login-form input {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  background: #fff;
}
.login-form input:focus {
  outline: none;
  border-color: var(--header-bg);
  box-shadow: 0 0 0 3px rgba(12, 58, 43, 0.12);
}
.login-form button {
  margin-top: 8px;
  padding: 13px 18px;
  background: var(--header-bg);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  transition: background 0.2s var(--ease), transform 0.1s var(--ease);
}
.login-form button:hover { background: var(--header-bg-2); }
.login-form button:active { transform: translateY(1px); }
.login-error {
  color: #dc2626;
  font-size: 13px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  margin-top: 4px;
  display: none;
}
.login-error.show { display: block; }
.login-hint {
  margin-top: 18px;
  text-align: center;
  font-size: 12px;
  color: var(--text-soft);
}

/* ============================================================
   DASHBOARD
   ============================================================ */
.dash-hero {
  margin-bottom: 32px;
}
.dash-hero h1 {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 6px;
}
.dash-hero p {
  color: var(--text-muted);
  font-size: 16px;
  max-width: 700px;
}

.dash-filters {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
  padding: 16px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.dash-filters__search {
  position: relative;
}
.dash-filters__search input {
  width: 100%;
  padding: 10px 14px 10px 38px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  font-size: 14px;
  transition: border-color 0.2s var(--ease);
}
.dash-filters__search input:focus {
  outline: none;
  border-color: var(--header-bg);
}
.dash-filters__search::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><circle cx='11' cy='11' r='8'/><path d='m21 21-4.3-4.3'/></svg>");
  background-size: contain;
  background-repeat: no-repeat;
  pointer-events: none;
}
/* Fila de filtros bajo el buscador */
.dash-filters__row {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 16px 20px;
}
.dash-filters__field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 180px;
}
.dash-filters__field label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-transform: uppercase;
}
.dash-filters__field select {
  padding: 9px 32px 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  font-size: 14px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 16px;
  transition: border-color 0.15s var(--ease);
}
.dash-filters__field select:focus {
  outline: none;
  border-color: var(--header-bg);
  box-shadow: 0 0 0 3px rgba(30, 27, 75, 0.08);
}
.dash-filters__clear {
  margin-left: auto;
  padding-bottom: 9px;
  background: none;
  border: none;
  color: var(--header-bg);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.15s var(--ease);
}
.dash-filters__clear:hover {
  color: var(--purple);
  text-decoration: underline;
}
.chip {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  font-size: 13px;
  color: var(--text-2);
  cursor: pointer;
  transition: all 0.15s var(--ease);
}
.chip:hover { border-color: var(--header-bg); color: var(--header-bg); }
.chip.is-active {
  background: var(--header-bg);
  border-color: var(--header-bg);
  color: #fff;
}

/* Secciones por nivel */
.dash-section {
  margin-bottom: 48px;
}
.dash-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}
.dash-section__head h2 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.dash-section__head .count {
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 500;
}

/* Grid de cards */
.dash-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 16px;
}

.card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
  cursor: pointer;
  position: relative;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--header-bg);
}
.card__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}
.card__num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px;
  color: var(--text-soft);
  font-weight: 600;
}
.card__title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.015em;
  margin-bottom: 8px;
}
.card__desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card__meta {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

/* ============================================================
   BADGES NIVEL
   ============================================================ */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid transparent;
}
.badge--basico {
  background: var(--basico-bg);
  color: var(--basico-fg);
  border-color: var(--basico-border);
}
.badge--medio {
  background: var(--medio-bg);
  color: var(--medio-fg);
  border-color: var(--medio-border);
}
.badge--avanzado {
  background: var(--avanzado-bg);
  color: var(--avanzado-fg);
  border-color: var(--avanzado-border);
}

/* Tags categorías */
.tag {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 4px;
  background: var(--tag-bg);
  color: var(--tag-fg);
  font-size: 11px;
  font-weight: 500;
}

/* ============================================================
   FICHA EJERCICIO
   ============================================================ */
.ex-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 16px;
  transition: color 0.15s var(--ease);
}
.ex-back:hover { color: var(--header-bg); }

.ex-head {
  border-bottom: 1px solid var(--border);
  padding-bottom: 24px;
  margin-bottom: 28px;
}
.ex-head h1 {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
  color: var(--header-bg);
  margin-bottom: 10px;
}
.ex-head .lead {
  font-size: 16px;
  color: var(--text-2);
  margin-bottom: 14px;
  max-width: 820px;
}
.ex-head__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.ex-section {
  margin-bottom: 32px;
}
.ex-section h2 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--header-bg);
  margin-bottom: 14px;
}
.ex-section .prose p {
  color: var(--text-2);
  margin-bottom: 12px;
  line-height: 1.65;
}
.ex-section .prose strong { color: var(--text); font-weight: 600; }
.ex-section .prose ul {
  list-style: disc;
  padding-left: 22px;
  margin-bottom: 12px;
  color: var(--text-2);
}
.ex-section .prose ul li { margin-bottom: 4px; }

/* Tablas markdown dentro de prose (mapa de fases, listado de proyectos…) */
.ex-section .prose .prose-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0 20px;
  font-size: 13.5px;
}
.ex-section .prose .prose-table th,
.ex-section .prose .prose-table td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
  vertical-align: top;
  color: var(--text-2);
  line-height: 1.45;
}
.ex-section .prose .prose-table th {
  background: var(--bg-alt);
  color: var(--text);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.ex-section .prose .prose-table tr:nth-child(even) td {
  background: rgba(124, 58, 237, 0.03);
}
.ex-section .prose .prose-table td:first-child {
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
@media (max-width: 640px) {
  .ex-section .prose .prose-table { font-size: 12px; }
  .ex-section .prose .prose-table th,
  .ex-section .prose .prose-table td { padding: 6px 8px; }
}

/* Caja de aviso / disclaimer · tarjeta amarilla, al final del contexto */
.ex-section .prose .callout {
  margin: 24px 0 4px;
  padding: 16px 20px;
  background: #fffaeb;
  border: 1.5px solid #f2c200;
  border-radius: 10px;
}
.ex-section .prose .callout__title {
  font-size: 15px;
  font-weight: 700;
  color: #5a4708;
  margin-bottom: 6px;
  line-height: 1.4;
}
.ex-section .prose .callout__body {
  font-size: 13px;
  line-height: 1.6;
  color: #6f5a14;
}
.ex-section .prose .callout__body strong { color: #5a4708; font-weight: 700; }
@media (max-width: 640px) {
  .ex-section .prose .callout { padding: 14px 16px; }
  .ex-section .prose .callout__title { font-size: 14px; }
  .ex-section .prose .callout__body { font-size: 12.5px; }
}

/* Tabla variables PROMPT MAESTRO */
.var-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}
.var-cell label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}
.var-cell input,
.var-cell textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  background: #fff;
  transition: border-color 0.15s var(--ease);
  font-family: inherit;
  line-height: 1.4;
}
.var-cell textarea {
  resize: vertical;
  min-height: 38px;
  overflow: hidden;  /* el auto-grow JS gestiona la altura */
  display: block;
}
.var-cell input:focus,
.var-cell textarea:focus {
  outline: none;
  border-color: var(--header-bg);
  box-shadow: 0 0 0 3px rgba(30, 27, 75, 0.06);
}
/* Las celdas se alinean por arriba para que las que tienen texto largo no descuadren la fila */
.var-cell {
  display: flex;
  flex-direction: column;
  align-self: start;
}
.var-cell small {
  display: block;
  font-size: 11px;
  color: var(--text-soft);
  margin-top: 4px;
}

/* Code block */
.code-block {
  position: relative;
  background: var(--code-bg);
  color: var(--code-fg);
  border-radius: var(--radius);
  padding: 18px 18px 18px 20px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  line-height: 1.65;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  margin-bottom: 16px;
}
.code-block .var {
  color: var(--code-var);
  font-weight: 600;
}
.code-block .var-filled {
  color: #6ee7b7;
}
.code-block__copy {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 12px;
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  transition: background 0.15s var(--ease);
  border: 1px solid rgba(255,255,255,0.15);
  font-family: 'Inter', sans-serif;
}
.code-block__copy:hover { background: rgba(255,255,255,0.2); }
.code-block__copy.copied {
  background: var(--accent);
  color: var(--code-bg);
  border-color: var(--accent);
}

/* Tabs herramientas */
.tools {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.tool-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  font-size: 13px;
  font-weight: 500;
  transition: border-color 0.15s var(--ease), background 0.15s var(--ease);
}
.tool-btn:hover {
  border-color: var(--header-bg);
  background: var(--bg-alt);
}
.tool-btn::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
.tool-btn[data-tool="gemini"]::before { background: #4285f4; }
.tool-btn[data-tool="chatgpt"]::before { background: #10a37f; }
.tool-btn[data-tool="claude"]::before { background: #d97757; }
.tool-btn[data-tool="copilot"]::before { background: #0078d4; }
.tool-btn::after {
  content: "↗";
  font-size: 11px;
  color: var(--text-soft);
}

.tools-notes {
  background: var(--accent-soft);
  border: 1px solid #a7f3d0;
  border-radius: var(--radius);
  padding: 14px 16px;
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.65;
}
.tools-notes strong { color: var(--header-bg); }
.tools-notes p { margin-bottom: 6px; }
.tools-notes p:last-child { margin-bottom: 0; }

/* Pasos a seguir */
.steps { display: flex; flex-direction: column; gap: 10px; }
.step {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-left: 3px solid var(--header-bg);
  border-radius: var(--radius);
}
.step__num {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--header-bg);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}
.step__body {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
}
.step__body strong { color: var(--text); font-weight: 600; }

/* Criterios de éxito */
.criteria {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.criteria li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 14px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--text-2);
}
.criteria li::before {
  content: "✓";
  color: var(--basico-fg);
  font-weight: 700;
  flex-shrink: 0;
}

/* Colapsables (pista, prompt modelo, debate) */
.collapse {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 14px;
  background: #fff;
  overflow: hidden;
}
.collapse summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-alt);
  transition: background 0.15s var(--ease);
}
.collapse summary::-webkit-details-marker { display: none; }
.collapse summary::before {
  content: "▸";
  color: var(--text-soft);
  font-size: 10px;
  transition: transform 0.2s var(--ease);
}
.collapse[open] summary::before { transform: rotate(90deg); }
.collapse summary:hover { background: #eef2f6; }
.collapse__body {
  padding: 16px;
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.65;
}
.collapse__body .code-block { margin-bottom: 0; }

/* Preguntas debate */
.debate { display: flex; flex-direction: column; gap: 6px; }
.debate li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 14px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--text-2);
}
.debate li::before {
  content: "?";
  color: var(--header-bg);
  font-weight: 800;
  flex-shrink: 0;
  width: 18px;
  text-align: center;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 720px) {
  .lab-main { padding: 24px 16px 60px; }
  .dash-hero h1 { font-size: 26px; }
  .ex-head h1 { font-size: 24px; }
  .dash-grid { grid-template-columns: 1fr; }
  .var-grid { grid-template-columns: 1fr; }
  .lab-header__inner { padding: 12px 16px; gap: 12px; }
  .lab-header__brand { font-size: 13px; }
  .lab-header__brand small { display: none; }
  .lab-header__actions { font-size: 13px; gap: 12px; }
}

/* ============================================================
   UTILIDADES
   ============================================================ */
.hidden { display: none !important; }
.text-muted { color: var(--text-muted); }

/* ============================================================
   BUSCADOR MEJORADO v6 — sugerencias + chips bloques + nivel
   ============================================================ */

/* Sugerencias en vivo bajo el input */
.dash-suggestions {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.12);
  z-index: 50;
  max-height: 480px;
  overflow-y: auto;
  padding: 6px;
}
.dash-suggestions[hidden] { display: none; }

.suggest-shortcut,
.suggest-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  border: none;
  background: transparent;
  border-radius: calc(var(--radius) - 4px);
  text-align: left;
  font-size: 14px;
  color: var(--text-2);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.12s var(--ease);
}
.suggest-shortcut:hover,
.suggest-item:hover { background: var(--bg-alt); }

.suggest-shortcut {
  font-weight: 500;
  color: var(--header-bg);
  border-left: 3px solid var(--purple, #7c3aed);
}
.suggest-emoji {
  font-size: 18px;
  width: 24px;
  flex-shrink: 0;
}
.suggest-main {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.suggest-count {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-alt);
  padding: 2px 8px;
  border-radius: 999px;
  flex-shrink: 0;
}
.suggest-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-alt);
  padding: 3px 6px;
  border-radius: 4px;
  flex-shrink: 0;
  min-width: 56px;
  text-align: center;
}
.suggest-level {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  flex-shrink: 0;
  letter-spacing: 0.02em;
}
.suggest-level--basico { background: #dcfce7; color: #166534; }
.suggest-level--medio { background: #fef3c7; color: #92400e; }
.suggest-level--avanzado { background: #fee2e2; color: #991b1b; }

.suggest-divider {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-transform: uppercase;
  padding: 10px 12px 4px;
}
.suggest-empty {
  padding: 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* Bloques temáticos (chips) */
.dash-blocks,
.dash-levels {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
}
.dash-blocks__label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-transform: uppercase;
  padding-top: 8px;
  flex-shrink: 0;
  min-width: 60px;
}
.dash-blocks__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
}
.chip-emoji {
  display: inline-block;
  margin-right: 2px;
}
.chip-count {
  display: inline-block;
  margin-left: 6px;
  font-size: 11px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--bg-alt);
  color: var(--text-muted);
}
.chip.is-active .chip-count {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

/* Filtros avanzados colapsables */
.dash-advanced {
  border-top: 1px solid var(--border);
  padding-top: 12px;
}
.dash-advanced summary {
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--header-bg);
  padding: 4px 0;
  user-select: none;
  list-style: none;
}
.dash-advanced summary::-webkit-details-marker { display: none; }
.dash-advanced summary::before {
  content: "▸ ";
  display: inline-block;
  transition: transform 0.15s var(--ease);
}
.dash-advanced[open] summary::before {
  transform: rotate(90deg);
}
.dash-advanced[open] .dash-filters__row {
  margin-top: 12px;
}

/* Bar de resultados (cuando hay filtros activos) */
.dash-results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.06), rgba(20, 224, 209, 0.04));
  border: 1px solid rgba(124, 58, 237, 0.15);
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  color: var(--header-bg);
}
.dash-results-bar[hidden] { display: none; }

/* Empty state */
.dash-empty {
  padding: 60px 20px;
  text-align: center;
  color: var(--text-muted);
}
.dash-empty p {
  margin-bottom: 16px;
}

/* Responsive */
@media (max-width: 720px) {
  .dash-blocks,
  .dash-levels {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .dash-blocks__label {
    padding-top: 0;
  }
  .suggest-shortcut,
  .suggest-item {
    flex-wrap: wrap;
  }
  .suggest-main {
    white-space: normal;
  }
}