/* ==========================================================================
   Fijate Tools - Calculadora visual de permisos Chmod Unix y Linux
   Estilos canónicos con soporte Dark/Light Theme y diseño responsivo
   ========================================================================== */

:root {
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Paleta Base Midnight Slate (Oscuro por defecto) */
  --bg-page: #0b0f17;
  --bg-card: #111827;
  --bg-card-alt: #162032;
  --bg-card-subtle: #1e293b;
  --bg-input: #0f172a;
  --border-color: #1e293b;
  --border-color-hover: #334155;
  --border-color-focus: #0284c7;

  /* Acentos de marca terminal / Unix */
  --primary-color: #0284c7;
  --primary-hover: #0369a1;
  --primary-light: rgba(2, 132, 199, 0.15);
  --accent-cyan: #06b6d4;
  --accent-indigo: #6366f1;
  --accent-emerald: #10b981;
  --accent-emerald-light: rgba(16, 185, 129, 0.15);

  /* Estados y permisos */
  --perm-read: #38bdf8;
  --perm-read-bg: rgba(56, 189, 248, 0.12);
  --perm-write: #f59e0b;
  --perm-write-bg: rgba(245, 158, 11, 0.12);
  --perm-exec: #10b981;
  --perm-exec-bg: rgba(16, 185, 129, 0.12);
  --perm-special: #a855f7;
  --perm-special-bg: rgba(168, 85, 247, 0.12);

  --color-valid: #10b981;
  --color-warning: #f59e0b;
  --color-critical: #ef4444;
  --color-critical-bg: rgba(239, 68, 68, 0.12);

  /* Textos y contrastes */
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.5);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

[data-theme="light"],
body.light-theme {
  --bg-page: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-alt: #f8fafc;
  --bg-card-subtle: #edf2f7;
  --bg-input: #ffffff;
  --border-color: #e2e8f0;
  --border-color-hover: #cbd5e1;
  --border-color-focus: #0284c7;

  --primary-color: #0284c7;
  --primary-hover: #0369a1;
  --primary-light: rgba(2, 132, 199, 0.1);

  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-dim: #94a3b8;

  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

/* ==========================================================================
   Reset y contenedor base
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.2s ease, color 0.2s ease;
}

h1, h2, h3, h4, h5, h6,
.brand-title,
.section-title,
.hero-title,
.faq-section-title {
  font-family: var(--font-heading);
}

.mono, code, .code-val {
  font-family: var(--font-mono);
}

/* ==========================================================================
   Layout principal y contención
   ========================================================================== */
.tool-layout {
  max-width: 1200px;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  box-sizing: border-box;
  flex: 1 0 auto;
}

.tool-with-sidebar {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  width: 100%;
}

.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  width: 100%;
}

/* Tarjeta principal */
.card-main {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 2rem;
}

/* Hero introductorio */
.tool-intro-hero {
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1.25rem;
}

.hero-badge-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--primary-light);
  color: var(--primary-color);
  border: 1px solid rgba(2, 132, 199, 0.3);
}

.hero-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.hero-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* ==========================================================================
   Resultados y visualizadores numéricos / simbólicos destacados
   ========================================================================== */
.results-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.result-card {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  position: relative;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.result-card:hover {
  border-color: var(--border-color-hover);
}

.result-card.highlight {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 1px var(--primary-light);
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}

.result-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.result-actions {
  display: flex;
  gap: 0.35rem;
}

.btn-mini-copy {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.45rem;
  font-size: 0.75rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: all 0.15s;
}

.btn-mini-copy:hover {
  background: var(--bg-card-subtle);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

.result-input-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.result-input {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  background: transparent;
  border: none;
  outline: none;
  padding: 0.15rem 0;
  letter-spacing: 0.05em;
}

.result-input:focus {
  border-bottom: 2px solid var(--primary-color);
}

.result-hint {
  font-size: 0.76rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

/* Selector de tipo archivo/directorio */
.filetype-toggle-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  background: var(--bg-card-alt);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.filetype-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

.toggle-group {
  display: inline-flex;
  background: var(--bg-card-subtle);
  padding: 0.2rem;
  border-radius: var(--radius-sm);
  gap: 0.2rem;
}

.btn-toggle-option {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.3rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.15s;
}

.btn-toggle-option.active {
  background: var(--primary-color);
  color: #ffffff;
}

/* ==========================================================================
   Matriz de permisos interactiva
   ========================================================================== */
.matrix-container {
  margin-bottom: 2rem;
}

.matrix-header-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.85rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.user-tier-card {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  position: relative;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.user-tier-card:hover {
  border-color: var(--border-color-hover);
}

.tier-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border-color);
}

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

.tier-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.tier-owner .tier-dot { background: #0284c7; }
.tier-group .tier-dot { background: #10b981; }
.tier-others .tier-dot { background: #f59e0b; }

.tier-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.tier-symbol {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  background: var(--bg-card-subtle);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

.tier-sum {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Casillas de verificación estilizadas */
.checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.checkbox-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 0.75rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  min-height: 44px;
}

.checkbox-item:hover {
  border-color: var(--border-color-hover);
  background: rgba(255, 255, 255, 0.03);
}

[data-theme="light"] .checkbox-item:hover {
  background: #f1f5f9;
}

.checkbox-item.checked {
  border-color: rgba(2, 132, 199, 0.4);
  background: rgba(2, 132, 199, 0.08);
}

.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
  cursor: pointer;
  margin-right: 0.6rem;
}

.checkbox-label-content {
  display: flex;
  align-items: center;
  flex: 1;
}

.checkbox-title {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-primary);
}

.checkbox-meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.checkbox-meta .tag-weight {
  background: rgba(0, 0, 0, 0.2);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.75rem;
}

[data-theme="light"] .checkbox-meta .tag-weight {
  background: rgba(0, 0, 0, 0.06);
}

/* ==========================================================================
   Permisos especiales (SUID, SGID, Sticky Bit)
   ========================================================================== */
.special-perms-box {
  background: var(--bg-card-alt);
  border: 1px dashed rgba(168, 85, 247, 0.4);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  margin-bottom: 2rem;
}

.special-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
}

.special-title {
  font-size: 0.98rem;
  font-weight: 700;
  color: #c084fc;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.special-badge-sum {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: #c084fc;
}

.special-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.special-item {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-height: 44px;
}

.special-item:hover {
  border-color: #a855f7;
}

.special-item.checked {
  border-color: #a855f7;
  background: rgba(168, 85, 247, 0.1);
}

.special-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.special-item-top input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: #a855f7;
  cursor: pointer;
}

.special-name {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-primary);
}

.special-octal {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #c084fc;
  font-weight: 600;
}

.special-desc {
  font-size: 0.75rem;
  color: var(--text-dim);
  line-height: 1.35;
}

/* ==========================================================================
   Desglose explicativo en lenguaje natural
   ========================================================================== */
.explanation-box {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  margin-bottom: 2rem;
}

.explanation-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.explanation-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.explanation-card {
  background: var(--bg-card-subtle);
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--primary-color);
}

.explanation-card.group-card {
  border-left-color: var(--accent-emerald);
}

.explanation-card.others-card {
  border-left-color: #f59e0b;
}

.explanation-role {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.explanation-text {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.explanation-special-alert {
  margin-top: 0.85rem;
  padding: 0.65rem 0.85rem;
  background: rgba(168, 85, 247, 0.08);
  border-left: 3px solid #a855f7;
  border-radius: 4px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Generador de comandos CLI chmod
   ========================================================================== */
.command-generator-box {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  margin-bottom: 2rem;
}

.command-gen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.command-gen-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.command-options-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

.command-option-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.command-option-label input[type="checkbox"] {
  accent-color: var(--primary-color);
  width: 16px;
  height: 16px;
}

.path-input-group {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.path-input {
  flex: 1 1 0%;
  width: 0;
  min-width: 0;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.2s;
}

.path-input:focus {
  border-color: var(--primary-color);
}

.quick-path-pills {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.pill-path {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.15s;
}

.pill-path:hover {
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

.cli-command-display {
  background: #05080f;
  border: 1px solid #1e293b;
  border-radius: var(--radius-md);
  padding: 0.85rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

[data-theme="light"] .cli-command-display {
  background: #1e293b;
  color: #f8fafc;
}

.cli-code {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: #38bdf8;
  word-break: break-all;
}

.btn-copy-command {
  background: var(--primary-color);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.55rem 1rem;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  transition: background 0.15s;
}

.btn-copy-command:hover {
  background: var(--primary-hover);
}

/* Consejos para directorios vs archivos (find) */
.find-tips-box {
  margin-top: 1rem;
  background: var(--bg-card-subtle);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.find-tips-title {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.find-command-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.4rem;
  background: rgba(0, 0, 0, 0.2);
  padding: 0.4rem 0.6rem;
  border-radius: 4px;
}

/* ==========================================================================
   Catálogo de presets interactivos
   ========================================================================== */
.presets-section {
  margin-bottom: 2rem;
}

.presets-header {
  margin-bottom: 1rem;
}

.presets-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.presets-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.presets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.85rem;
}

.preset-card {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  cursor: pointer;
  transition: all 0.18s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.45rem;
  text-align: left;
}

.preset-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.preset-card.active {
  border-color: var(--primary-color);
  background: rgba(2, 132, 199, 0.08);
}

.preset-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.preset-name {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-primary);
}

.preset-octal-badge {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--bg-card-subtle);
  color: var(--accent-cyan);
}

.preset-symbolic {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.preset-desc {
  font-size: 0.76rem;
  color: var(--text-dim);
  line-height: 1.35;
}

.preset-card.danger {
  border-color: rgba(239, 68, 68, 0.3);
}

.preset-card.danger:hover {
  border-color: var(--color-critical);
}

.preset-card.danger .preset-octal-badge {
  color: var(--color-critical);
  background: var(--color-critical-bg);
}

/* ==========================================================================
   Acordeón educativo y FAQ SEO
   ========================================================================== */
.educational-section {
  margin-top: 2rem;
  border-top: 1px solid var(--border-color);
  padding-top: 1.75rem;
}

.accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  background: var(--bg-card-alt);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: 1rem 1.25rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: background 0.15s;
}

.accordion-header:hover {
  background: var(--bg-card-subtle);
}

.accordion-icon {
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.accordion-item.open .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  padding: 0 1.25rem 1.25rem;
  display: none;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.accordion-item.open .accordion-content {
  display: block;
}

.accordion-content p {
  margin-bottom: 0.75rem;
}

.accordion-content ul, .accordion-content ol {
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
}

.accordion-content li {
  margin-bottom: 0.35rem;
}

.table-responsive {
  overflow-x: auto;
  margin: 1rem 0;
}

.styled-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.styled-table th, .styled-table td {
  padding: 0.6rem 0.85rem;
  border-bottom: 1px solid var(--border-color);
}

.styled-table th {
  background: var(--bg-card-subtle);
  color: var(--text-primary);
  font-weight: 600;
}

.styled-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* ==========================================================================
   Toast flotante de notificación (sin alert)
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: #10b981;
  color: #ffffff;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-md);
  font-size: 0.86rem;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.25s ease;
  pointer-events: auto;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.toast-info {
  background: var(--primary-color);
}

.toast.toast-error {
  background: var(--color-critical);
}

/* ==========================================================================
   Media queries para responsividad
   ========================================================================== */
@media (max-width: 900px) {
  .matrix-grid {
    grid-template-columns: 1fr;
  }

  .special-grid {
    grid-template-columns: 1fr;
  }

  .explanation-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .card-main {
    padding: 1.15rem;
  }

  .hero-title {
    font-size: 1.3rem;
  }

  .results-summary-grid {
    grid-template-columns: 1fr;
  }

  .path-input-group {
    flex-direction: column;
  }

  .cli-command-display {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .btn-copy-command {
    justify-content: center;
  }

  .toast-container {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }
}