/* ============================================
   Estilos para presentación Intro R y RStudio
   ============================================ */

/* Variables de color */
:root {
  --blue-primary: #1e5b4f;
  --blue-dark: #002f2a;
  --blue-light: #3b7a6e;
  --blue-pale: #eef5f3;
  --blue-card: #f6faf8;
  --text-dark: #161a1d;
  --text-body: #2d3338;
  --white: #ffffff;
  --border-accent: #9b2247;
  --border-light: #d1cfcd;
  
  /* Colores de acento adicionales (opcionales) */
  --accent-wine: #9b2247;
  --accent-wine-dark: #611232;
  --accent-gold: #a57f2c;
  --accent-gold-light: #e6d194;
}


/* ---- Slide de título principal ---- */
.title-slide-custom {
  text-align: left;
}

.title-main {
  font-size: 2.2em;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 0.6em;
}

.course-info {
  font-size: 1em;
  color: rgba(255,255,255,0.8);
  margin-bottom: 1.2em;
  line-height: 1.6;
}

.r-logo {
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  font-size: 8em;
  font-weight: 900;
  color: rgba(255,255,255,0.25);
  letter-spacing: -0.05em;
}

/* ---- Subtítulo ---- */
/* diapo 3 */
.subtitle-text {
  font-size: 1.1em;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.05em;
  margin-top: 1em;
}

/* ---- Feature cards (¿Por qué R?) ---- */
.feature-card {
  background-color: var(--blue-card);
  border-left: 4px solid var(--blue-primary);
  border-radius: 4px;
  padding: 0.45em 0.9em;
  margin-bottom: 0.4em;
  font-size: 0.68em;
  color: var(--text-body);
  line-height: 1.35;
}

.feature-card strong {
  display: block;
  color: var(--blue-primary);
  font-size: 1em;
  font-weight: 700;
  margin-bottom: 0.1em;
}

/* ---- Install boxes ---- */
.install-box {
  border: 1px solid var(--border-light);
  border-radius: 6px;
  overflow: hidden;
}

.install-header {
  text-align: center;
  font-size: 0.60em;
  font-weight: 700;
  color: var(--white);
  padding: 0.45em 1em;
}

.install-r {
  background-color: var(--blue-primary);
}

.install-rstudio {
  background-color: var(--blue-light);
}

.install-body {
  padding: 0.5em 0.9em 0.6em 0.7em;
  background-color: var(--white);
}

.install-body ul,
.reveal .install-body ul {
  font-size: 0.60em;
  line-height: 1.55;
  color: var(--text-body);
  padding-left: 1em;
  margin: 0;
}

.install-body ul li {
  margin-bottom: 0.18em;
}

/* ---- Callout para cita ---- */
.callout-note {
  background-color: var(--blue-card);
  border-left: 4px solid var(--blue-light);
  border-radius: 4px;
  padding: 1em 1.4em;
  font-style: italic;
  color: #4a6580;
  font-size: 0.95em;
  line-height: 1.6;
  margin-top: 1.5em;
}

/* ---- Slide general ---- */
.reveal .slides section {
  font-size: 40px;
  font-family: 'Calibri', 'Segoe UI', sans-serif;
  color: var(--text-body);
}

.reveal h2 {
  color: var(--blue-primary);
  font-weight: 700;
  font-size: 1.4em;
  border-bottom: 2px solid var(--border-light);
  padding-bottom: 0.2em;
  margin-top: 0;
  margin-bottom: 0.5em;
}

/* ---- Listas ---- */
.reveal ul {
  font-size: 0.82em;
  line-height: 1.55;
  color: var(--text-body);
  padding-left: 1.2em;
}

.reveal ul li {
  margin-bottom: 0.2em;
}

/* ---- Slide número ---- */
.slide-number {
  color: var(--blue-light);
  font-size: 0.8em;
}

/* ---- Footer ---- */
.reveal .footer {
  font-size: 0.7em;
  color: rgba(100, 130, 160, 0.8);
}

/* ---- Fondo diapositiva título ---- */
.reveal[data-background-color="#1a7abf"] h2 {
  color: var(--white);
  border-bottom-color: rgba(255,255,255,0.3);
}

/* ---- Control de desbordamiento en diapositivas con columnas ---- */
.reveal .slides section .columns {
  align-items: flex-start;
}

.reveal .slides section {
  overflow: hidden;
}

/* Reducir padding vertical de las secciones para ganar espacio */
.reveal .slides > section,
.reveal .slides > section > section {
  padding: 20px 40px !important;
}