/* ==========================================================================
   Calculadora de Sensación Térmica en Moto - Estilos Canónicos
   ========================================================================== */

:root {
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-title: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Tema oscuro por defecto */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #182234;
  --bg-card-hover: #223048;
  --bg-input: #0b1120;
  --border-color: #334155;
  --border-focus: #38bdf8;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-color: #38bdf8;
  --accent-hover: #0284c7;

  --chill-freeze: #38bdf8;
  --chill-cold: #818cf8;
  --chill-mild: #22c55e;
  --chill-warm: #f97316;
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;
  --bg-input: #ffffff;
  --border-color: #cbd5e1;
  --border-focus: #0284c7;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --accent-color: #0284c7;
  --accent-hover: #0369a1;

  --chill-freeze: #0284c7;
  --chill-cold: #4f46e5;
  --chill-mild: #16a34a;
  --chill-warm: #ea580c;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

.tool-layout {
  max-width: 1200px;
  width: 100%;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  flex: 1 0 auto;
}

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

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

/* Tarjeta Principal */
.card-main {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

/* Escenarios Rápidos */
.scenarios-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background-color: var(--bg-secondary);
  padding: 1rem 1.25rem;
  border-radius: 10px;
  border: 1px solid var(--border-color);
}

.scenarios-label {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-muted);
}

.scenarios-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.btn-scenario {
  padding: 0.4rem 0.85rem;
  font-family: var(--font-body);
  font-size: 0.825rem;
  font-weight: 600;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-scenario:hover {
  color: var(--text-main);
  border-color: var(--accent-color);
}

.btn-scenario.is-active {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: #0f172a;
}

/* Formulario */
.chill-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.label-with-val {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
}

.val-badge {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-color);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.form-control {
  width: 100%;
  height: 44px;
  padding: 0 3.25rem 0 0.875rem;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--border-focus);
}

.input-suffix {
  position: absolute;
  right: 0.875rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  pointer-events: none;
}

.custom-range {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-input);
  outline: none;
  cursor: pointer;
  accent-color: var(--accent-color);
  margin-top: 0.35rem;
}

.form-hint {
  font-size: 0.775rem;
  color: var(--text-muted);
}

.extra-controls-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  background-color: var(--bg-secondary);
  padding: 1rem 1.25rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.checkbox-box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.35rem;
}

.custom-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  cursor: pointer;
  font-size: 0.9rem;
  user-select: none;
}

.custom-checkbox input {
  display: none;
}

.checkbox-mark {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-radius: 5px;
  background-color: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}

.custom-checkbox input:checked + .checkbox-mark {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
}

.custom-checkbox input:checked + .checkbox-mark::after {
  content: "✓";
  color: #0f172a;
  font-weight: 800;
  font-size: 0.8rem;
}

/* Tarjeta Central de Sensación Térmica */
.verdict-chill-card {
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 14px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.chill-main-display {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

/* Termómetro visual */
.thermometer-visual {
  width: 18px;
  height: 90px;
  background-color: var(--bg-input);
  border: 2px solid var(--border-color);
  border-radius: 10px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column-reverse;
  flex-shrink: 0;
}

.thermometer-mercury {
  width: 100%;
  background: linear-gradient(to top, #38bdf8, #818cf8, #f87171);
  border-radius: 6px;
  transition: height 0.4s ease;
}

.chill-readout {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.chill-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.chill-big-temp {
  font-family: var(--font-mono);
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--accent-color);
  line-height: 1;
}

.chill-diff {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Banner de Riesgo */
.chill-risk-banner {
  padding: 1rem 1.25rem;
  border-radius: 8px;
  border-left: 5px solid var(--border-color);
  background-color: var(--bg-card);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.chill-risk-banner.risk-safe {
  border-left-color: #22c55e;
  background-color: rgba(34, 197, 94, 0.1);
}

.chill-risk-banner.risk-moderate {
  border-left-color: #eab308;
  background-color: rgba(234, 179, 8, 0.1);
}

.chill-risk-banner.risk-severe {
  border-left-color: #f97316;
  background-color: rgba(249, 115, 22, 0.1);
}

.chill-risk-banner.risk-danger {
  border-left-color: #ef4444;
  background-color: rgba(239, 68, 68, 0.12);
}

.risk-badge {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-main);
}

.risk-desc {
  font-size: 0.875rem;
  color: var(--text-main);
  line-height: 1.4;
}

/* Métricas de Seguridad */
.safety-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.safety-card {
  background-color: var(--bg-card);
  padding: 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.safety-label {
  font-size: 0.725rem;
  font-weight: 700;
  color: var(--text-muted);
}

.safety-val {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
}

.safety-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Sección de Capas de Equipamiento */
.gear-layers-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.gear-heading {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  color: var(--text-main);
}

.layers-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.layer-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.layer-num {
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--accent-color);
}

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

.layer-items {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Responsivo */
@media (max-width: 992px) {
  .tool-with-sidebar {
    flex-direction: column;
  }
  .tool-ad-sidebar {
    display: none;
  }
  .layers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .chill-form-grid {
    grid-template-columns: 1fr;
  }
  .extra-controls-grid {
    grid-template-columns: 1fr;
  }
  .safety-metrics-grid {
    grid-template-columns: 1fr;
  }
  .layers-grid {
    grid-template-columns: 1fr;
  }
  .chill-main-display {
    flex-direction: column;
    text-align: center;
  }
  .thermometer-visual {
    display: none;
  }
}