/* ==========================================================================
   TRAINING.CSS — Training Section & Course Detail Pages
   ========================================================================== */

/* ==================== COURSE ACCENT COLORS ==================== */
.course-nginx  { --course-accent: var(--accent); }
.course-primer { --course-accent: #F97316; }
.course-heroes { --course-accent: #6366F1; }

/* ==================== TRAINING GRID (index.html) ==================== */
.training-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.training-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.training-card {
  border-top: 4px solid var(--course-accent);
}

.training-card:hover {
  border-color: var(--course-accent);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px color-mix(in srgb, var(--course-accent) 20%, transparent);
}


.training-card-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.training-card-tagline {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.training-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-xs) var(--space-md);
  background: color-mix(in srgb, var(--course-accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--course-accent) 30%, transparent);
  border-radius: 100px;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--course-accent);
  margin-bottom: var(--space-md);
  width: fit-content;
}

.training-kpis {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
}

.training-kpis li {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding-left: var(--space-md);
  position: relative;
  line-height: 1.5;
}

.training-kpis li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--course-accent);
  border-radius: 50%;
}

.training-prereq {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-xs) var(--space-sm);
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.3);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  color: #F59E0B;
  margin-bottom: var(--space-md);
}

[data-theme="dark"] .training-prereq {
  background: rgba(251, 191, 36, 0.08);
  color: #FBBF24;
}

.training-ctas {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: nowrap;
  margin-top: auto;
}

.training-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 100px;
  transition: all 0.3s ease;
}

.training-btn-primary {
  background: var(--course-accent);
  color: var(--bg-primary);
}

.training-btn-primary:hover {
  box-shadow: 0 0 20px color-mix(in srgb, var(--course-accent) 40%, transparent);
  transform: translateY(-2px);
}

.training-btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-strong);
}

.training-btn-outline:hover {
  border-color: var(--course-accent);
  color: var(--course-accent);
  transform: translateY(-2px);
}

.training-btn-outline svg {
  width: 14px;
  height: 14px;
}

/* Section tag color for training */
#capacitacion .section-tag {
  border-color: var(--accent);
  color: var(--accent);
}


/* ==================== COURSE DETAIL PAGES ==================== */

/* Course Hero */
.course-hero {
  position: relative;
  padding: calc(var(--nav-height) + var(--space-2xl)) var(--space-lg) var(--space-2xl);
  text-align: center;
}

.course-hero-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
}

.course-hero .section-tag {
  border-color: var(--course-accent);
  color: var(--course-accent);
}

.course-hero-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: var(--space-sm);
}

.course-hero-tagline {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto var(--space-xl);
  line-height: 1.6;
}

/* Stats strip */
.course-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.course-stat {
  text-align: center;
}

.course-stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--course-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.course-stat-label {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.course-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
  align-self: center;
}

/* Module Cards */
.modules-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.module-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.module-card:hover {
  border-color: var(--course-accent);
  transform: translateY(-2px);
}

.module-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
}

.module-number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--course-accent);
  line-height: 1;
  opacity: 0.4;
  flex-shrink: 0;
}

.module-info {
  flex: 1;
}

.module-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.module-duration {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px var(--space-sm);
  background: color-mix(in srgb, var(--course-accent) 10%, transparent);
  border-radius: 100px;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--course-accent);
}

.module-topics {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.module-lab {
  padding: var(--space-md);
  background: color-mix(in srgb, var(--course-accent) 6%, transparent);
  border-left: 3px solid var(--course-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.module-lab strong {
  color: var(--course-accent);
  font-weight: 700;
}

/* Day separator */
.day-separator {
  text-align: center;
  padding: var(--space-xl) 0 var(--space-md);
}

.day-separator-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-lg);
  background: color-mix(in srgb, var(--course-accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--course-accent) 30%, transparent);
  border-radius: 100px;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--course-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* KPI Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.kpi-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.kpi-card:hover {
  border-color: var(--course-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.kpi-number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--course-accent);
  margin-bottom: var(--space-sm);
}

.kpi-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.kpi-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Lab Infrastructure */
.lab-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.lab-column {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  backdrop-filter: blur(10px);
}

.lab-column-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--course-accent);
  margin-bottom: var(--space-md);
}

.lab-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.lab-item {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding-left: var(--space-md);
  position: relative;
  line-height: 1.6;
}

.lab-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--course-accent);
  border-radius: 50%;
}

/* Requirements */
.req-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.req-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  backdrop-filter: blur(10px);
}

.req-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.req-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.req-list li {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding-left: var(--space-md);
  position: relative;
  line-height: 1.6;
}

.req-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--prism-blue);
  border-radius: 50%;
}

/* Course CTA */
.course-cta {
  text-align: center;
  padding: var(--space-3xl) 0;
}

.course-cta-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.course-cta-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Prereq banner */
.prereq-banner {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.25);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xl);
}

.prereq-banner-icon {
  flex-shrink: 0;
  color: #F59E0B;
}

.prereq-banner-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.prereq-banner-text strong {
  color: #F59E0B;
  font-weight: 700;
}

.prereq-banner-text a {
  color: var(--course-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Back to home link */
.course-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-lg);
  transition: color 0.2s ease;
}

.course-back:hover {
  color: var(--course-accent);
}

.course-back svg {
  width: 16px;
  height: 16px;
}