/* ============================================================
   PyHack — paleta cyber-corporativa (tema serio académico)
   ============================================================ */

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

:root {
  /* Capas de fondo */
  --bg-base:      #050810;
  --bg-elevated:  #0a0e1a;
  --bg-card:      #11162a;
  --bg-surface:   #182039;
  --bg-input:     #060a14;
  --bg-terminal:  #030608;

  /* Bordes */
  --border-subtle:  rgba(125, 211, 252, 0.06);
  --border-default: rgba(125, 211, 252, 0.10);
  --border-strong:  rgba(125, 211, 252, 0.22);

  /* Texto */
  --text-primary:   #e4e9f2;
  --text-secondary: #93a1bd;
  --text-muted:     #5d6889;

  /* Acentos — cyber */
  --cyan:        #7dd3fc;        /* primario, código, datos */
  --cyan-soft:   rgba(125, 211, 252, 0.14);
  --cyan-glow:   rgba(125, 211, 252, 0.40);

  --green:       #4ade80;        /* éxito, output OK, terminal */
  --green-soft:  rgba(74, 222, 128, 0.14);

  --amber:       #fbbf24;        /* alertas, warnings, insignias */
  --amber-soft:  rgba(251, 191, 36, 0.14);

  --red:         #f87171;        /* peligro, cover quemado, errores */
  --red-soft:    rgba(248, 113, 113, 0.14);

  --violet:      #a78bfa;        /* exámenes, especial */
  --violet-soft: rgba(167, 139, 250, 0.16);

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.40);
  --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.45), 0 2px 4px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.65), 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-glow-cyan: 0 0 0 1px var(--cyan-soft), 0 8px 32px var(--cyan-soft);

  /* Tipografía */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', 'Menlo', monospace;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);

  /* Tamaños redimensionables (drag de los splitters) */
  --left-w: 460px;
  --mission-h: 220px;
  --netmap-h: 240px;
}

html, body {
  height: 100%;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
}

#app { height: 100vh; position: relative; }

/* ============================================================
   PANTALLAS
   ============================================================ */

.screen {
  position: absolute;
  inset: 0;
  display: none;
  overflow: hidden;
  animation: fadeIn 0.28s var(--ease-out);
}
.screen.active { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.screen-header {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 24px;
  height: 64px;
  background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-base) 100%);
  border-bottom: 1px solid var(--border-default);
  position: sticky;
  top: 0;
  z-index: 10;
}
.screen-header h2 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-display);
  letter-spacing: -0.005em;
}

.back-btn {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.18s var(--ease);
  font-family: inherit;
}
.back-btn:hover {
  background: var(--bg-card);
  border-color: var(--border-strong);
  color: var(--cyan);
}

/* ============================================================
   MENÚ PRINCIPAL
   ============================================================ */

#screen-menu {
  background: var(--bg-base);
  overflow: hidden;
}

.menu-bg {
  position: absolute; inset: 0;
  pointer-events: none;
  z-index: 0;
}
.menu-bg svg { width: 100%; height: 100%; display: block; }
.menu-bg::after {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 50% 50%, transparent 0%, rgba(5,8,16,0.50) 70%, rgba(3,5,10,0.70) 100%);
  pointer-events: none;
}

.menu-container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 36px 40px 28px;
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 28px;
  overflow: hidden;
}

.menu-header { text-align: center; }
.menu-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 5.5vw, 70px);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 0%, #7dd3fc 50%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
  filter: drop-shadow(0 2px 18px rgba(125, 211, 252, 0.40));
}
.menu-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.menu-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 28px;
  align-items: stretch;
  min-height: 0;
}

.menu-lore {
  background: linear-gradient(180deg, rgba(17, 22, 42, 0.85) 0%, rgba(10, 14, 26, 0.85) 100%);
  border: 1px solid var(--border-default);
  border-radius: 14px;
  padding: 26px 30px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-secondary);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}
.lore-tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--cyan);
  letter-spacing: 0.16em;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--border-default);
}
.menu-lore p { margin-bottom: 12px; }
.menu-lore p:last-child { margin-bottom: 0; }
.menu-lore em { color: var(--amber); font-style: normal; font-weight: 500; }
.menu-lore strong { color: var(--cyan); font-weight: 600; }
.lore-disclaimer {
  font-size: 12px !important;
  color: var(--text-muted) !important;
  border-top: 1px dashed var(--border-default);
  padding-top: 10px;
  margin-top: 8px !important;
  font-style: italic;
}

.menu-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
}
.menu-secondary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.menu-btn {
  background: rgba(17, 22, 42, 0.82);
  color: var(--text-primary);
  border: 1px solid var(--border-default);
  padding: 14px 16px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border-radius: 10px;
  transition: all 0.18s var(--ease);
  font-family: inherit;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  text-align: left;
}
.menu-btn:hover {
  background: rgba(24, 32, 57, 0.92);
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.menu-btn.primary {
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  color: #04101c;
  border: none;
  font-size: 16px;
  font-weight: 700;
  padding: 18px 22px;
  letter-spacing: 0.005em;
  box-shadow: 0 4px 24px rgba(56, 189, 248, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.30);
  text-align: center;
}
.menu-btn.primary:hover {
  background: linear-gradient(135deg, #56cdfb 0%, #0295dd 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(56, 189, 248, 0.50), inset 0 1px 0 rgba(255, 255, 255, 0.30);
  color: #04101c;
}

.menu-footer {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  background: rgba(8, 12, 22, 0.65);
  border: 1px solid var(--border-subtle);
  padding: 12px 22px;
  border-radius: 12px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.menu-footer-row {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 13px;
  color: var(--text-secondary);
  font-feature-settings: 'tnum';
}
.menu-footer-row .menu-progress strong { color: var(--text-primary); font-weight: 600; }
.menu-adventures { color: var(--violet); font-weight: 500; }

.menu-medals {
  display: flex;
  gap: 6px;
  font-size: 18px;
  margin-left: 4px;
}
.menu-medals .medal-locked { opacity: 0.20; filter: grayscale(1); }
.menu-medals .medal-earned {
  filter: drop-shadow(0 0 6px rgba(125, 211, 252, 0.55));
  animation: medal-glow 2.4s ease-in-out infinite alternate;
}
@keyframes medal-glow {
  from { filter: drop-shadow(0 0 3px rgba(125, 211, 252, 0.30)); }
  to   { filter: drop-shadow(0 0 10px rgba(125, 211, 252, 0.65)); }
}

.menu-footer-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.menu-btn-mini {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-default);
  padding: 6px 14px;
  font-size: 11.5px;
  font-weight: 500;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.18s var(--ease);
}
.menu-btn-mini:hover {
  color: var(--red);
  border-color: var(--red);
  background: var(--red-soft);
}
.menu-status {
  font-size: 11.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ============================================================
   TUTORIAL / READABLE
   ============================================================ */

.tutorial-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  height: calc(100vh - 64px);
  overflow: hidden;
}
#tutorial-toc {
  background: var(--bg-elevated);
  border-right: 1px solid var(--border-default);
  overflow-y: auto;
  padding: 16px 0;
}
#tutorial-toc .toc-section {
  font-size: 10.5px;
  color: var(--cyan);
  letter-spacing: 0.16em;
  padding: 16px 22px 8px;
  text-transform: uppercase;
  font-weight: 600;
  font-family: var(--font-mono);
}
#tutorial-toc .toc-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text-secondary);
  border: none;
  border-left: 2px solid transparent;
  padding: 10px 22px;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s var(--ease);
}
#tutorial-toc .toc-item:hover { background: var(--bg-card); color: var(--text-primary); }
#tutorial-toc .toc-item.active {
  background: var(--bg-card);
  color: var(--cyan);
  border-left-color: var(--cyan);
}

#tutorial-content {
  padding: 36px 56px 80px;
  overflow-y: auto;
  line-height: 1.7;
  max-width: 880px;
}
#tutorial-content h3 {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: -0.015em;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-default);
}
#tutorial-content h4 {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 600;
  margin-top: 24px;
  margin-bottom: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}
#tutorial-content p { margin-bottom: 14px; font-size: 14.5px; color: var(--text-secondary); }
#tutorial-content code {
  background: var(--bg-input);
  padding: 2px 7px;
  border-radius: 5px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12.5px;
  border: 1px solid var(--border-subtle);
}
#tutorial-content pre {
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 12px 0 18px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
}
#tutorial-content pre .kw { color: #ff79c6; }
#tutorial-content pre .str { color: #f1fa8c; }
#tutorial-content pre .num { color: #bd93f9; }
#tutorial-content pre .com { color: #6272a4; font-style: italic; }
#tutorial-content pre .fn  { color: #50fa7b; }
#tutorial-content ul { margin: 10px 0 16px 22px; }
#tutorial-content li { margin-bottom: 6px; font-size: 14px; color: var(--text-secondary); }

.readable {
  max-width: 820px;
  margin: 0 auto;
  padding: 40px 48px 80px;
  height: calc(100vh - 64px);
  overflow-y: auto;
  line-height: 1.75;
}
.readable h3 {
  color: var(--text-primary);
  font-family: var(--font-display);
  margin: 28px 0 12px;
  font-size: 19px;
  font-weight: 700;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-default);
}
.readable h3:first-child { margin-top: 0; }
.readable p { margin-bottom: 14px; font-size: 14.5px; color: var(--text-secondary); }
.readable code {
  background: var(--bg-input);
  padding: 2px 7px;
  border-radius: 5px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12.5px;
}
.readable pre {
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: 10px;
  padding: 14px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  margin: 10px 0 16px;
}
.readable ul { margin: 10px 0 16px 22px; }
.readable li { margin-bottom: 6px; font-size: 14px; color: var(--text-secondary); }

/* ============================================================
   SELECTOR DE OPERACIONES
   ============================================================ */

#levelselect-grid {
  padding: 28px 36px 60px;
  height: calc(100vh - 64px);
  overflow-y: auto;
}

.chapter-section {
  margin-bottom: 32px;
  border: 1px solid var(--border-default);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-elevated) 100%);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
}
.chapter-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  gap: 4px 16px;
  align-items: baseline;
  border-bottom: 1px solid var(--border-default);
  padding-bottom: 14px;
  margin-bottom: 18px;
}
.chapter-num {
  font-size: 11px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.16em;
  grid-row: 1;
  text-transform: uppercase;
  font-family: var(--font-mono);
}
.chapter-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-display);
  letter-spacing: -0.015em;
  grid-row: 1;
}
.chapter-sub {
  font-size: 13px;
  color: var(--text-muted);
  grid-column: 2;
  grid-row: 2;
}
.chapter-progress {
  grid-column: 3;
  grid-row: 1 / 3;
  align-self: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan);
  background: var(--cyan-soft);
  border: 1px solid rgba(125, 211, 252, 0.25);
  padding: 5px 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-feature-settings: 'tnum';
}
.chapter-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.level-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: 10px;
  padding: 16px 18px;
  cursor: pointer;
  transition: all 0.18s var(--ease);
  position: relative;
}
.level-card:hover:not(.locked) {
  background: var(--bg-surface);
  border-color: var(--cyan);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.level-card.locked { opacity: 0.30; cursor: not-allowed; }
.level-card.completed { border-color: rgba(74, 222, 128, 0.40); }
.level-card.exam {
  background: linear-gradient(160deg, rgba(167, 139, 250, 0.10) 0%, var(--bg-elevated) 70%);
  border-color: rgba(167, 139, 250, 0.30);
}
.level-card.exam.completed { border-color: rgba(74, 222, 128, 0.40); }
.level-card.stub { opacity: 0.55; cursor: not-allowed; }
.level-card.stub::after {
  content: 'PRÓXIMAMENTE';
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 9.5px;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.level-card .num {
  font-size: 10.5px;
  color: var(--cyan);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}
.level-card.exam .num { color: var(--violet); }
.level-card .title {
  font-size: 15.5px;
  font-weight: 600;
  margin: 6px 0 6px;
  color: var(--text-primary);
  font-family: var(--font-display);
}
.level-card .loc {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.level-card .concept {
  display: inline-block;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  color: var(--cyan);
  font-family: var(--font-mono);
}
.level-card .check {
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 16px;
  color: var(--green);
}

/* ============================================================
   JUEGO — pantalla principal
   ============================================================ */

#screen-game { display: none; }
#screen-game.active { display: grid; grid-template-rows: 64px 1fr; }

#screen-game header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 20px;
  background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-base) 100%);
  border-bottom: 1px solid var(--border-default);
}

#screen-game h1 {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.16em;
  white-space: nowrap;
}

#level-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  flex: 1;
  min-width: 0;
}
.lvl-badge {
  background: var(--cyan-soft);
  color: var(--cyan);
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11px;
  letter-spacing: 0.05em;
  border: 1px solid rgba(125, 211, 252, 0.22);
  font-family: var(--font-mono);
}
#level-title {
  color: var(--text-primary);
  font-weight: 600;
  font-family: var(--font-display);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lvl-location {
  color: var(--text-muted);
  font-size: 12px;
  border-left: 1px solid var(--border-default);
  padding-left: 10px;
  font-style: italic;
}

#level-nav { display: flex; gap: 6px; }
#level-nav button {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
  padding: 6px 14px;
  cursor: pointer;
  border-radius: 8px;
  font-family: inherit;
  font-size: 13px;
  transition: all 0.15s var(--ease);
}
#level-nav button:hover:not(:disabled) {
  background: var(--bg-surface);
  color: var(--cyan);
  border-color: var(--cyan);
}
#level-nav button:disabled { opacity: 0.30; cursor: not-allowed; }

#screen-game main {
  display: grid;
  grid-template-columns: var(--left-w) 10px 1fr;
  grid-template-rows: 1fr;
  height: 100%;
  overflow: hidden;
  min-height: 0;
}

#left-panel {
  display: flex;
  flex-direction: column;
  background: var(--bg-elevated);
  border-right: 1px solid var(--border-default);
  overflow: hidden;
  height: 100%;
  min-height: 0;
}

#mission {
  flex: 0 0 var(--mission-h);
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-default);
  overflow-y: auto;
}
#restrictions-panel { flex: 0 0 auto; }
#editor-wrap {
  flex: 1 1 0%;
  min-height: 100px;
}
#controls { flex: 0 0 auto; }
#mission h2 {
  font-size: 11px;
  font-weight: 600;
  color: var(--cyan);
  margin-bottom: 8px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}
#mission h3 {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 14px;
  margin-bottom: 6px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  gap: 8px;
}
#mission p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-secondary);
  white-space: pre-wrap;
}

.pill {
  display: inline-block;
  background: var(--cyan-soft);
  border: 1px solid rgba(125, 211, 252, 0.25);
  color: var(--cyan);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-family: var(--font-mono);
  font-weight: 500;
}

.hidden { display: none !important; }

.help-note {
  font-size: 11.5px !important;
  color: var(--text-muted) !important;
  font-style: italic;
  line-height: 1.5;
  margin-top: 6px;
}

/* Splitters arrastrables */
.splitter {
  background: var(--border-default);
  position: relative;
  z-index: 5;
  transition: background 0.15s var(--ease);
  flex-shrink: 0;
}
.splitter:hover,
.splitter.dragging {
  background: var(--cyan);
}
.splitter-v {
  cursor: col-resize;
  width: 10px;
}
.splitter-h {
  cursor: row-resize;
  height: 10px;
}
.splitter::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--text-muted);
  border-radius: 2px;
  opacity: 0.45;
  transition: opacity 0.15s var(--ease);
  pointer-events: none;
}
.splitter-v::after { width: 2px; height: 32px; }
.splitter-h::after { width: 32px; height: 2px; }
.splitter:hover::after,
.splitter.dragging::after { opacity: 0.85; background: #04101c; }

/* Overlay de ayuda — espacio amplio para leer */
.overlay-content.hint-overlay {
  max-width: 760px;
  width: 92%;
  text-align: left;
  max-height: 86vh;
  display: flex;
  flex-direction: column;
}
.overlay-content.hint-overlay h2 {
  text-align: center;
  font-size: 22px;
  margin-bottom: 16px;
}
.hint-overlay-body {
  flex: 1 1 auto;
  overflow-y: auto;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-secondary);
  padding: 4px;
  margin-bottom: 18px;
}
.hint-overlay-body p { margin-bottom: 12px; }
.hint-overlay-body ul { margin: 8px 0 14px 22px; }
.hint-overlay-body li { margin-bottom: 5px; }
.hint-overlay-body strong { color: var(--text-primary); font-weight: 600; }
.hint-overlay-body em { color: var(--violet); font-style: normal; font-weight: 500; }
.hint-overlay-body h4 {
  color: var(--cyan);
  font-size: 12.5px;
  font-weight: 600;
  margin: 18px 0 8px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}
.hint-overlay-body code {
  background: var(--bg-input);
  padding: 2px 7px;
  border-radius: 5px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12.5px;
  border: 1px solid var(--border-subtle);
}
.hint-overlay-body pre {
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 10px 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre;
}
.hint-overlay-body pre .kw  { color: #ff79c6; }
.hint-overlay-body pre .str { color: #f1fa8c; }
.hint-overlay-body pre .num { color: #bd93f9; }
.hint-overlay-body pre .com { color: #6272a4; font-style: italic; }
.hint-overlay-body pre .fn  { color: #50fa7b; }

#editor-wrap {
  overflow: hidden;
  border-bottom: 1px solid var(--border-default);
  position: relative;
}
#editor-wrap .CodeMirror {
  position: absolute;
  inset: 0;
  height: 100% !important;
  width: 100% !important;
  font-size: 13.5px;
  font-family: var(--font-mono) !important;
}

#restrictions-panel {
  background: var(--violet-soft);
  border: 1px solid rgba(167, 139, 250, 0.25);
  border-left: 3px solid var(--violet);
  padding: 12px 16px;
  margin: 10px 18px;
  border-radius: 8px;
}
#restrictions-panel h3 {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--violet);
  margin-bottom: 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}
#restrictions-panel ul { list-style: none; margin: 0; }
#restrictions-panel li {
  padding-left: 16px;
  position: relative;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.55;
  margin-bottom: 4px;
}
#restrictions-panel li::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 8px;
  width: 4px;
  height: 4px;
  background: var(--violet);
  border-radius: 50%;
}

#controls {
  display: flex;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-default);
  flex-shrink: 0;
}
#controls button {
  flex: 1;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.18s var(--ease);
  letter-spacing: 0.01em;
}
#reset-btn { flex: 0 0 auto; }
#run-btn {
  background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
  color: #052010;
  box-shadow: 0 2px 10px rgba(74, 222, 128, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
#run-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, #6ee99a 0%, #2dd866 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(74, 222, 128, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
#run-btn:disabled { opacity: 0.40; cursor: not-allowed; }

#reset-btn {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-default) !important;
}
#reset-btn:hover { background: var(--bg-surface); color: var(--cyan); border-color: var(--cyan) !important; }

/* ============================================================
   STATS (cover, items)
   ============================================================ */

#game-stats {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  margin-right: 8px;
  padding-right: 14px;
  border-right: 1px solid var(--border-default);
}
.lives {
  display: flex;
  gap: 1px;
  font-size: 17px;
}
.lives .heart-full {
  color: var(--red);
  filter: drop-shadow(0 0 4px rgba(248, 113, 113, 0.50));
}
.lives .heart-empty { color: rgba(255, 255, 255, 0.10); }
.lives .lives-off {
  color: var(--text-muted);
  font-size: 20px;
  font-weight: 700;
  padding: 0 4px;
}

.potion-btn,
.theory-toggle-btn {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
  padding: 5px 11px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: inherit;
  transition: all 0.15s var(--ease);
}
.potion-btn:hover:not(:disabled),
.theory-toggle-btn:hover {
  background: var(--bg-surface);
  border-color: var(--cyan);
  color: var(--cyan);
}
.potion-btn:disabled { opacity: 0.35; cursor: not-allowed; }

.theory-toggle-btn.off { opacity: 0.55; }
.theory-toggle-btn.off #theory-state,
.theory-toggle-btn.off #lives-state { color: var(--text-muted); }
#theory-state, #lives-state {
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--cyan);
  font-size: 11px;
}

/* ============================================================
   MAPA DE RED + TERMINAL
   ============================================================ */

#right-panel {
  display: grid;
  grid-template-rows: var(--netmap-h) 10px 1fr auto;
  background: var(--bg-base);
  overflow: hidden;
  height: 100%;
  min-height: 0;
  gap: 0;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-default);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.10em;
}
.panel-title {
  color: var(--cyan);
  font-weight: 600;
}
.panel-status {
  color: var(--text-muted);
  font-size: 10.5px;
  font-style: italic;
}

#netmap-panel {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--border-default);
  min-height: 0;
}
.netmap {
  flex: 1;
  overflow: auto;
  padding: 18px 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  background:
    repeating-linear-gradient(0deg, transparent 0, transparent 22px, rgba(125, 211, 252, 0.025) 22px, rgba(125, 211, 252, 0.025) 23px),
    repeating-linear-gradient(90deg, transparent 0, transparent 22px, rgba(125, 211, 252, 0.025) 22px, rgba(125, 211, 252, 0.025) 23px),
    var(--bg-base);
}

.netmap-empty {
  color: var(--text-muted);
  font-style: italic;
  text-align: center;
  padding: 40px 0;
  font-size: 12.5px;
}

.netmap-host {
  margin-bottom: 16px;
}
.netmap-host-name {
  color: var(--cyan);
  font-weight: 600;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.netmap-host-name::before {
  content: '◉';
  color: var(--green);
  text-shadow: 0 0 8px var(--green);
}
.netmap-host-meta {
  color: var(--text-muted);
  font-size: 11.5px;
  margin-left: 22px;
  margin-top: 2px;
}
.netmap-services {
  margin: 8px 0 0 22px;
  list-style: none;
}
.netmap-service {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 4px 0;
  font-size: 12.5px;
  color: var(--text-secondary);
}
.netmap-service-port {
  color: var(--text-primary);
  font-weight: 600;
  min-width: 60px;
}
.netmap-service-name { color: var(--text-muted); flex: 1; }
.netmap-service-status {
  font-size: 10.5px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 1px 8px;
  border-radius: 999px;
}
.netmap-service-status.unknown { background: var(--bg-card); color: var(--text-muted); border: 1px solid var(--border-default); }
.netmap-service-status.open    { background: var(--green-soft); color: var(--green); border: 1px solid rgba(74, 222, 128, 0.35); }
.netmap-service-status.closed  { background: var(--bg-card); color: var(--red); border: 1px solid rgba(248, 113, 113, 0.35); }
.netmap-service-status.filtered { background: var(--amber-soft); color: var(--amber); border: 1px solid rgba(251, 191, 36, 0.35); }

.netmap-host.out-of-scope { opacity: 0.55; }
.netmap-host.out-of-scope .netmap-host-name::before {
  content: '⚠';
  color: var(--amber);
  text-shadow: 0 0 6px var(--amber);
}
.netmap-host-empty {
  margin-left: 22px;
  margin-top: 4px;
  font-size: 11.5px;
  color: var(--text-muted);
  font-style: italic;
}

#terminal-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.terminal {
  flex: 1;
  overflow-y: auto;
  background: var(--bg-terminal);
  padding: 14px 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.55;
  color: #b8e7d0;
}
.terminal::before {
  content: '';
  position: absolute;
  pointer-events: none;
}
#terminal-output .log { color: #c8d6e5; margin: 1px 0; }
#terminal-output .log::before { content: ''; }
#terminal-output .out { color: #b8e7d0; margin: 1px 0; }
#terminal-output .err { color: var(--red); margin: 1px 0; }
#terminal-output .err::before { content: '✗ '; }
#terminal-output .ok  { color: var(--green); font-weight: 600; margin: 1px 0; }
#terminal-output .ok::before { content: '✓ '; }
#terminal-output .info { color: var(--cyan); margin: 1px 0; font-style: italic; }
#terminal-output .info::before { content: '› '; color: var(--text-muted); font-style: normal; }
#terminal-output .cmd {
  color: var(--text-primary);
  margin: 4px 0 1px;
  font-weight: 600;
}
#terminal-output .cmd::before { content: '$ '; color: var(--green); }

#status-bar {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-subtle);
  padding: 7px 18px;
  font-size: 11.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ============================================================
   OVERLAYS
   ============================================================ */

.overlay {
  position: fixed; inset: 0;
  background: rgba(3, 5, 12, 0.82);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: fadeIn 0.22s var(--ease-out);
}
.overlay.hidden { display: none; }

.overlay-content {
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-elevated) 100%);
  border: 1px solid var(--border-default);
  border-radius: 16px;
  padding: 28px 32px;
  max-width: 620px;
  width: 92%;
  max-height: 90vh;
  overflow-y: auto;
  text-align: center;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  animation: overlay-pop 0.28s var(--ease-out);
}
@keyframes overlay-pop {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.overlay-content h2 {
  font-size: 24px;
  font-weight: 700;
  font-family: var(--font-display);
  letter-spacing: -0.015em;
  margin-bottom: 14px;
  color: var(--text-primary);
}

.overlay-tag {
  display: inline-block;
  background: var(--cyan);
  color: #04101c;
  padding: 5px 13px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
  font-family: var(--font-mono);
}
.overlay-tag.success { background: var(--green); color: #052010; }
.overlay-tag.exam { background: var(--violet); color: #15082a; }

.story-text {
  text-align: left;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.025);
  padding: 16px 20px;
  border-left: 3px solid var(--cyan);
  border-radius: 8px;
  margin-bottom: 18px;
  font-style: italic;
}
.story-text em { color: var(--amber); font-style: normal; font-weight: 500; }

.intro-meta {
  text-align: left;
  font-size: 13.5px;
  background: var(--bg-input);
  padding: 14px 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  line-height: 1.75;
  border: 1px solid var(--border-default);
}
.intro-meta strong { color: var(--cyan); font-weight: 600; }

.concept-learned {
  font-size: 14.5px;
  margin: 16px 0 18px;
  color: var(--text-secondary);
}

.overlay-buttons {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}
.overlay-content button {
  padding: 11px 22px;
  border-radius: 9px;
  border: 1px solid var(--border-default);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  transition: all 0.18s var(--ease);
}
.overlay-content button:hover {
  background: var(--bg-surface);
  border-color: var(--cyan);
  color: var(--cyan);
}
.overlay-content button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(125, 211, 252, 0.40);
}
.overlay-content button.primary {
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  color: #04101c;
  border: none;
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.overlay-content button.primary:hover {
  background: linear-gradient(135deg, #56cdfb 0%, #0295dd 100%);
  transform: translateY(-1px);
  color: #04101c;
}
.overlay-content button.primary:focus-visible {
  box-shadow: 0 0 0 3px rgba(125, 211, 252, 0.55), 0 4px 16px rgba(56, 189, 248, 0.30);
}

.overlay-content.gameover {
  border-color: rgba(248, 113, 113, 0.40);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(248, 113, 113, 0.18);
}
.overlay-content.gameover h2 { color: var(--red); }

.overlay-content.exam-intro {
  border-color: rgba(167, 139, 250, 0.40);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(167, 139, 250, 0.18);
}
.overlay-content.exam-intro h2 { color: var(--violet); }

.exam-rules {
  background: var(--bg-input);
  border-left: 3px solid var(--violet);
  padding: 14px 18px;
  margin-bottom: 16px;
  text-align: left;
  border-radius: 8px;
  border: 1px solid var(--border-default);
}
.exam-rules h3 {
  font-size: 11px;
  font-weight: 600;
  color: var(--violet);
  margin-bottom: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}
.exam-rules ul { list-style: none; }
.exam-rules li {
  padding-left: 18px;
  position: relative;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.exam-rules li::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 8px;
  width: 5px;
  height: 5px;
  background: var(--violet);
  border-radius: 50%;
}

.overlay-content.victory {
  border-color: rgba(74, 222, 128, 0.40);
  box-shadow: var(--shadow-lg), 0 0 80px rgba(74, 222, 128, 0.18);
}
.overlay-content.victory h2 { color: var(--green); }

/* ============================================================
   TEORÍA Y SOLUCIÓN
   ============================================================ */

.theory-block {
  background: var(--cyan-soft);
  border: 1px solid rgba(125, 211, 252, 0.20);
  border-left: 3px solid var(--cyan);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 16px 0;
  text-align: left;
}
.theory-block.hidden { display: none !important; }
.theory-heading {
  font-size: 11px;
  font-weight: 600;
  color: var(--cyan);
  margin-bottom: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}
.theory-body {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-secondary);
}
.theory-body p { margin-bottom: 10px; }
.theory-body ul { margin: 8px 0 12px 20px; }
.theory-body li { margin-bottom: 4px; }
.theory-body strong { color: var(--text-primary); font-weight: 600; }
.theory-body em { color: var(--violet); font-style: normal; font-weight: 500; }
.theory-body code {
  background: var(--bg-input);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  border: 1px solid var(--border-subtle);
}
.theory-body pre {
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  padding: 10px 14px;
  margin: 10px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  overflow-x: auto;
}
.theory-body pre .kw { color: #ff79c6; }
.theory-body pre .str { color: #f1fa8c; }
.theory-body pre .num { color: #bd93f9; }
.theory-body pre .com { color: #6272a4; font-style: italic; }
.theory-body pre .fn  { color: #50fa7b; }

.theory-toggle-inline {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}
.theory-toggle-inline input { cursor: pointer; accent-color: var(--cyan); }

.solution-block { margin: 14px 0 8px; text-align: left; }
.solution-block.hidden { display: none !important; }
.solution-toggle {
  background: rgba(251, 191, 36, 0.08);
  color: var(--amber);
  border: 1px solid rgba(251, 191, 36, 0.22);
  padding: 9px 14px;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s var(--ease);
  width: 100%;
  justify-content: flex-start;
}
.solution-toggle:hover {
  background: rgba(251, 191, 36, 0.14);
  border-color: rgba(251, 191, 36, 0.40);
}
.solution-arrow {
  display: inline-block;
  transition: transform 0.18s var(--ease);
  color: var(--amber);
  font-size: 11px;
}
.solution-toggle.expanded .solution-arrow { transform: rotate(90deg); }
.solution-code {
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-top: none;
  border-radius: 0 0 8px 8px;
  padding: 14px 18px;
  margin-top: -1px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--text-primary);
  white-space: pre-wrap;
  overflow-x: auto;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.25s var(--ease), opacity 0.18s var(--ease), padding 0.25s var(--ease);
  padding-top: 0;
  padding-bottom: 0;
}
.solution-toggle.expanded + .solution-code {
  max-height: 420px;
  opacity: 1;
  padding-top: 14px;
  padding-bottom: 14px;
}
.solution-code .com { color: #6272a4; font-style: italic; }
.solution-code .kw  { color: #ff79c6; }
.solution-code .str { color: #f1fa8c; }
.solution-code .num { color: #bd93f9; }
.solution-code .fn  { color: #50fa7b; }

/* ============================================================
   DIARIO (Bitácora)
   ============================================================ */

.diary-entry {
  background: rgba(125, 211, 252, 0.04);
  border: 1px solid rgba(125, 211, 252, 0.15);
  border-left: 3px solid var(--cyan);
  padding: 14px 18px;
  margin-bottom: 14px;
  border-radius: 0 10px 10px 0;
}
.diary-meta {
  font-size: 10.5px;
  color: var(--cyan);
  font-family: var(--font-mono);
  letter-spacing: 0.10em;
  margin-bottom: 8px;
  text-transform: uppercase;
  font-weight: 500;
}
.diary-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  font-style: italic;
  white-space: pre-wrap;
}

/* ============================================================
   SCROLLBARS
   ============================================================ */

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(125, 211, 252, 0.10);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: rgba(125, 211, 252, 0.20); background-clip: padding-box; }

@media (max-width: 1100px) {
  #screen-game main { grid-template-columns: 400px 1fr; }
}

/* ============================================================
   LAYOUT LOCK — splitters inertes cuando body.layout-locked
   ============================================================ */
body.layout-locked .splitter {
  cursor: not-allowed;
  opacity: 0.35;
  pointer-events: none;
}
body.layout-locked .splitter:hover { background: var(--border-default); }

/* ============================================================
   AYUDA EN 4 TIERS — Teoría / Estrategia / Esqueleto / Solución
   ============================================================ */

.hint-tiers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin: 8px 0 4px;
}
.tier-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 8px 4px 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
  color: var(--text-muted);
  transition: all 0.15s var(--ease);
  position: relative;
  min-height: 56px;
}
.tier-btn .tier-icon { font-size: 18px; line-height: 1; }
.tier-btn .tier-label {
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.4px; text-transform: uppercase;
}
.tier-btn .tier-tag {
  font-size: 9px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  opacity: 0.7;
  letter-spacing: 0.5px;
}
.tier-btn:hover:not(:disabled):not(.locked) {
  color: var(--cyan);
  border-color: var(--cyan);
  background: var(--cyan-soft);
}
.tier-btn.unlocked { color: var(--text-secondary); border-color: rgba(125, 211, 252, 0.30); }
.tier-btn.seen {
  color: var(--cyan);
  border-color: var(--cyan);
  background: var(--cyan-soft);
}
.tier-btn.seen::after {
  content: "✓";
  position: absolute;
  top: 4px; right: 6px;
  font-size: 11px;
  color: var(--cyan);
  font-weight: 700;
}
.tier-btn.locked {
  opacity: 0.4;
  cursor: not-allowed;
  background: transparent;
}
.tier-btn.locked .tier-icon { filter: grayscale(1); }
.tier-btn.exam-blocked {
  opacity: 0.30;
  cursor: not-allowed;
}
.tier-btn.exam-blocked::before {
  content: "🔒";
  position: absolute;
  top: 3px; left: 5px;
  font-size: 10px;
}
.tier-btn:disabled { cursor: not-allowed; }

/* Cuerpo del overlay según tier */
.hint-overlay-body[data-tier="strategy"] {
  font-family: var(--font-mono);
  font-size: 13px;
  white-space: pre-wrap;
  background: var(--bg-input);
  border-left: 3px solid #fbbf24;
  padding: 14px 16px;
  border-radius: 6px;
}
.hint-overlay-body[data-tier="skeleton"] pre,
.hint-overlay-body[data-tier="solution"] pre {
  background: var(--bg-input);
  padding: 14px;
  border-radius: 6px;
  font-size: 13px;
  border-left: 3px solid var(--cyan);
}
.hint-overlay-body[data-tier="skeleton"] pre {
  border-left-color: #a78bfa; /* púrpura para esqueleto */
}

/* ============================================================
   CHEATSHEET — overlay modal
   ============================================================ */

.cheatsheet-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px 8px;
  border-bottom: 1px solid var(--border-default);
  flex-shrink: 0;
}
.cheatsheet-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  font-family: var(--font-mono);
  letter-spacing: 0.4px;
}
.cheatsheet-tabs {
  display: flex;
  gap: 4px;
  flex: 1;
  flex-wrap: wrap;
}
.cheat-tab {
  background: transparent;
  border: 1px solid var(--border-default);
  color: var(--text-muted);
  padding: 3px 10px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  letter-spacing: 0.2px;
  transition: all 0.15s var(--ease);
}
.cheat-tab:hover { color: var(--cyan); border-color: var(--cyan); }
.cheat-tab.active {
  background: var(--cyan-soft);
  color: var(--cyan);
  border-color: var(--cyan);
}
.cheat-close {
  background: transparent;
  border: 1px solid var(--border-default);
  color: var(--text-muted);
  width: 26px; height: 26px;
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.cheat-close:hover { color: #f87171; border-color: #f87171; }

.cheatsheet-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-secondary);
}
.cheat-empty {
  color: var(--text-muted);
  font-size: 12.5px;
  padding: 16px 8px;
  border: 1px dashed var(--border-default);
  border-radius: 8px;
  text-align: center;
}
.cheat-entry {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-default);
}
.cheat-entry:last-child { border-bottom: 0; }
.cheat-entry-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}
.cheat-entry-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan);
  margin: 0;
  font-family: var(--font-mono);
}
.cheat-entry-sub {
  font-size: 11.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.cheat-entry-body code {
  background: var(--bg-input);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 12.5px;
}
.cheat-entry-body pre {
  background: var(--bg-input);
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 12.5px;
  overflow-x: auto;
  border-left: 2px solid var(--cyan);
}

/* Modal del cheatsheet */
.cheatsheet-overlay {
  width: min(900px, 92vw);
  max-height: 86vh;
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
.cheatsheet-overlay .cheatsheet-body {
  padding: 16px 22px 22px;
}
#cheatsheet-modal-body { max-height: 70vh; }

/* ============================================================
   GLOSARIO — tooltips inline + página completa
   ============================================================ */

.glossary-term {
  border-bottom: 1px dotted var(--cyan);
  cursor: help;
  position: relative;
}
.glossary-term:hover {
  background: var(--cyan-soft);
  border-radius: 2px;
}
.glossary-tooltip {
  position: fixed;
  z-index: 9999;
  max-width: 320px;
  background: #0b1726;
  color: var(--text-primary);
  border: 1px solid var(--cyan);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 12.5px;
  line-height: 1.5;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.55);
  pointer-events: none;
}
.glossary-tooltip strong { color: var(--cyan); }
.glossary-tooltip.hidden { display: none; }
.glossary-tooltip-link {
  display: block;
  margin-top: 6px;
  font-size: 10.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* Página de glosario */
.glossary-search-wrap {
  max-width: 1000px;
  margin: 0 auto 10px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}
#glossary-search {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  color: var(--text-primary);
  padding: 10px 14px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 13px;
}
#glossary-search:focus {
  outline: none;
  border-color: var(--cyan);
}
.glossary-count {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
#glossary-content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 16px 24px 60px;
}
.glossary-group { margin-bottom: 28px; }
.glossary-letter {
  font-size: 26px;
  color: var(--cyan);
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 4px;
  margin-bottom: 14px;
  font-family: var(--font-mono);
}
.glossary-entry {
  margin-bottom: 22px;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border-radius: 8px;
  border-left: 3px solid rgba(125, 211, 252, 0.30);
}
.glossary-term-title {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--cyan);
  font-family: var(--font-mono);
}
.glossary-short {
  margin: 0 0 8px;
  color: var(--text-secondary);
  font-size: 13px;
}
.glossary-long {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-secondary);
}
.glossary-related, .glossary-seealso {
  margin-top: 8px;
  font-size: 11.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.glossary-related a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dotted var(--cyan);
}