/* ==========================================================================
   Fijate Tools - Calculadora de cocción de marisco y salmuera
   Estilos corporativos canónicos, selector sin scroll artificial,
   calculadora de sal marina y cronómetro acústico Web Audio API
   ========================================================================== */

:root {
  --bg-page: #0b0f17;
  --bg-card: #131b26;
  --bg-card-hover: #182230;
  --bg-input: #1a2434;
  --bg-pill: #1f2a3a;
  --border-color: #233044;
  --border-focus: #0284c7;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #0284c7;
  --accent-light: rgba(2, 132, 199, 0.12);
  --accent-border: rgba(2, 132, 199, 0.35);
  --coral-orange: #f97316;
  --sea-cyan: #06b6d4;
  --sea-salt: #38bdf8;
  --warning-amber: #f59e0b;
  --timer-green: #10b981;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.4);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="light"],
body.light-theme {
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-input: #f1f5f9;
  --bg-pill: #e2e8f0;
  --border-color: #cbd5e1;
  --border-focus: #0284c7;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --accent: #0284c7;
  --accent-light: rgba(2, 132, 199, 0.08);
  --accent-border: rgba(2, 132, 199, 0.25);
  --coral-orange: #ea580c;
  --sea-cyan: #0891b2;
  --sea-salt: #0284c7;
  --warning-amber: #d97706;
  --timer-green: #059669;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.08);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  overflow-x: clip;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

.mono-num {
  font-family: var(--font-mono);
}

/* Layout container */
.tool-layout {
  width: 100%;
  max-width: 1200px;
  margin: 1.25rem auto 3rem;
  padding: 0 1rem;
}

.tool-with-sidebar {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* ==========================================================================
   PARRILLA DE ESPECIES DE MARISCO (SIN SCROLL ARTIFICIAL)
   ========================================================================== */

.seafood-selector-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.seafood-family-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--sea-cyan);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.25rem;
}

.seafood-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.65rem;
}

.seafood-item-btn {
  background: var(--bg-input);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 0.5rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.35rem;
  min-height: 80px;
  transition: all 0.2s ease;
}

.seafood-item-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-border);
  transform: translateY(-2px);
}

.seafood-item-btn.active {
  background: var(--accent-light);
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(2, 132, 199, 0.25);
}

.seafood-item-emoji {
  font-size: 1.8rem;
  line-height: 1;
}

.seafood-item-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.25;
}

/* ==========================================================================
   WORKSPACE DE LA CALCULADORA (GRID DE 2 COLUMNAS)
   ========================================================================== */

.seafood-workspace {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 1.5rem;
}

.seafood-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.seafood-panel-title {
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

/* Grupos de formularios */
.form-field-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-field-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Desplegable canónico responsivo */
.seafood-select {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 0.5rem 2.2rem 0.5rem 0.85rem;
  background-color: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-family: var(--font-sans);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  cursor: pointer;
}

.seafood-select option {
  background-color: var(--bg-card);
  color: var(--text-primary);
}

/* Grupos binarios (Vivo vs Muerto) */
.state-binary-group {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.state-binary-btn {
  min-height: 44px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: all 0.2s ease;
}

.state-binary-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.state-binary-btn.active {
  background: var(--border-focus);
  color: #ffffff;
  border-color: var(--border-focus);
}

/* Alerta de regla de oro (Agua fría vs hirviendo) */
.rule-gold-banner {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: 0.88rem;
  color: var(--warning-amber);
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  line-height: 1.45;
}

.rule-gold-banner strong {
  color: var(--text-primary);
}

/* Calculadora de Agua y Sal Marina */
.brine-calculator-box {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.brine-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.brine-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.brine-metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.85rem 0.65rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.brine-metric-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
}

.brine-metric-val {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--sea-salt);
}

.brine-metric-sub {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   COLUMNA DERECHA: CRONÓMETRO Y PROTOCOLO DEL CHEF
   ========================================================================== */

.timer-section-wrapper {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.timer-circle-wrap {
  position: relative;
  width: 190px;
  height: 190px;
}

.timer-svg {
  transform: rotate(-90deg);
  width: 190px;
  height: 190px;
}

.timer-circle-bg {
  fill: none;
  stroke: var(--border-color);
  stroke-width: 8;
}

.timer-circle-progress {
  fill: none;
  stroke: var(--coral-orange);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 502.65; /* 2 * PI * 80 */
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 0.25s linear, stroke 0.3s ease;
}

.timer-text-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
}

.timer-time-display {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.timer-phase-badge {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  color: var(--coral-orange);
}

.timer-actions-row {
  display: flex;
  gap: 0.65rem;
  width: 100%;
  max-width: 320px;
}

.btn-timer-main {
  flex: 1 1 0%;
  min-height: 46px;
  background: var(--coral-orange);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: all 0.2s ease;
}

.btn-timer-main:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.btn-timer-sec {
  min-height: 46px;
  padding: 0 1rem;
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.btn-timer-sec:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-focus);
}

.btn-ice-brine {
  width: 100%;
  max-width: 320px;
  min-height: 42px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: var(--sea-cyan);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: all 0.2s ease;
}

.btn-ice-brine:hover {
  background: rgba(6, 182, 212, 0.2);
  border-color: var(--sea-cyan);
}

/* Ficha del Chef */
.chef-tips-card {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.88rem;
}

.chef-tips-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.chef-tips-item strong {
  color: var(--text-primary);
}

/* ==========================================================================
   GUÍA DIDÁCTICA Y SEO (2 COLUMNAS CANÓNICAS)
   ========================================================================== */

.seafood-seo-guide {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 1.5rem;
}

.seafood-seo-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.seafood-seo-card h2,
.seafood-seo-card h3 {
  font-size: 1.25rem;
  color: var(--text-primary);
}

.seafood-seo-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
}

.seafood-seo-card ul,
.seafood-seo-card ol {
  padding-left: 1.2rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

/* ==========================================================================
   RESPONSIVIDAD MÓVIL
   ========================================================================== */

@media (max-width: 900px) {
  .seafood-workspace {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .tool-layout {
    padding: 0 0.75rem;
    margin: 1rem auto 2rem;
  }

  .seafood-grid {
    grid-template-columns: repeat(auto-fill, minmax(105px, 1fr));
  }

  .brine-metrics-grid {
    grid-template-columns: 1fr;
  }

  .seafood-seo-guide {
    grid-template-columns: 1fr;
  }
}