/* ── Trayectorias Page ── */

.trayectorias-hero {
  background: var(--gradient-hero);
  padding: calc(var(--nav-height) + var(--sp-20)) 0 var(--sp-20);
  position: relative;
  overflow: hidden;
}

.trayectorias-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.trayectorias-hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.trayectorias-hero h1 {
  font-size: clamp(2rem, 4vw, var(--text-5xl));
  font-weight: var(--fw-black);
  color: white;
  letter-spacing: -0.03em;
  margin-bottom: var(--sp-5);
}

.trayectorias-hero p {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.75);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--sp-4);
}

.trayectorias-hero .descriptor {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.65);
  line-height: var(--lh-relaxed);
}

/* ── Trayectoria Phases ── */
.trayectorias-section {
  padding: var(--sp-24) 0;
  background: var(--bg-light);
}

/* Phase Color Definitions */
.phase-1 { --phase-color: #F59E0B; --phase-bg: #FFFBEB; --phase-border: rgba(245, 158, 11, 0.2); }
.phase-2 { --phase-color: #10B981; --phase-bg: #F0FDF4; --phase-border: rgba(16, 185, 129, 0.2); }
.phase-3 { --phase-color: #EF4444; --phase-bg: #FEF2F2; --phase-border: rgba(239, 68, 68, 0.2); }
.phase-4 { --phase-color: #3B82F6; --phase-bg: #EFF6FF; --phase-border: rgba(59, 130, 246, 0.2); }

/* ── Timeline Layout ── */
.timeline {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, #E5E7EB 5%, #E5E7EB 95%, transparent);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  gap: var(--sp-4);
  margin-bottom: var(--sp-16);
  align-items: start;
}

.timeline-item:nth-child(even) .timeline-content {
  order: 3;
  grid-column: 3;
}

.timeline-item:nth-child(even) .timeline-spacer {
  order: 2;
  grid-column: 2;
}

.timeline-item:nth-child(even) .timeline-placeholder {
  order: 1;
  grid-column: 1;
}

/* Timeline node */
.timeline-node {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: var(--sp-4);
  position: relative;
  z-index: 2;
}

.timeline-dot {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--phase-color);
  border: 4px solid white;
  box-shadow: 0 0 0 3px var(--phase-color), var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  transition: transform var(--transition-spring);
}

.timeline-item:hover .timeline-dot {
  transform: scale(1.15);
}

/* Timeline Card */
.timeline-card {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--sp-8);
  border: 1px solid var(--phase-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border-top: 4px solid var(--phase-color);
}

.timeline-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

.timeline-phase-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--phase-bg);
  color: var(--phase-color);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--sp-4);
  border: 1px solid var(--phase-border);
}

.timeline-phase-badge .phase-num {
  width: 18px;
  height: 18px;
  background: var(--phase-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: var(--fw-black);
}

.timeline-card h3 {
  font-size: var(--text-2xl);
  font-weight: var(--fw-bold);
  color: var(--text-dark);
  margin-bottom: var(--sp-2);
  letter-spacing: -0.02em;
}

.timeline-card .concept {
  font-size: var(--text-base);
  color: var(--text-medium);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--sp-6);
  padding-bottom: var(--sp-6);
  border-bottom: 1px solid var(--bg-subtle);
}

.timeline-card h4 {
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  margin-bottom: var(--sp-4);
}

.course-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.course-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--text-sm);
  color: var(--text-dark);
  padding: var(--sp-3) var(--sp-4);
  background: var(--phase-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--phase-border);
  transition: all var(--transition-fast);
}

.course-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.course-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--phase-color);
  flex-shrink: 0;
}

.timeline-meta {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  margin-top: var(--sp-6);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--bg-subtle);
}

.meta-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
}

.meta-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: var(--phase-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.meta-text strong {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--phase-color);
}

.meta-text span {
  font-size: var(--text-sm);
  color: var(--text-medium);
}

.coming-soon-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--bg-subtle);
  color: var(--text-light);
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  border: 1px dashed #D1D5DB;
  margin-top: var(--sp-4);
}

/* ── Trayectorias Form Section ── */
.trayectorias-cta {
  padding: var(--sp-24) 0;
  background: white;
}

.trayectorias-form-wrapper {
  max-width: 720px;
  margin: 0 auto;
  background: var(--bg-light);
  border-radius: var(--radius-3xl);
  padding: var(--sp-12);
  border: 1px solid var(--bg-subtle);
}