/* ==============================================================================
   DNACADEMY — Stylesheet Institucional 2026 (Refined & Bulletproof Edition)
   Palette: Executive Navy (#071521), Crisp White (#ffffff), Slate (#f8fafc), Crimson (#d72638)
   ============================================================================== */

:root {
  --bg-dark: #071521;
  --bg-dark-2: #0b1f30;
  --bg-dark-card: #0e273c;
  --surface-light: #ffffff;
  --surface-soft: #f8fafc;
  --surface-alt: #f1f5f9;
  --text-dark: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-light: #f8fafc;
  --text-light-muted: #94a3b8;
  --border-light: #e2e8f0;
  --border-dark: rgba(255, 255, 255, .12);
  --primary: #d72638;
  --primary-hover: #b91c2c;
  --primary-glow: rgba(215, 38, 56, .35);
  --accent-gold: #d4a33a;
  --accent-blue: #0284c7;
  --accent-purple: #7c3aed;
  --accent-green: #059669;
  --accent-amber: #d97706;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, .05);
  --shadow-md: 0 12px 30px rgba(0, 0, 0, .08);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, .14);
  --shadow-dark: 0 24px 60px rgba(0, 0, 0, .4);
  --max-width: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-body);
  background: var(--surface-light);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; }

.container {
  width: min(var(--max-width), calc(100% - 48px));
  margin: auto;
}

/* SECTION STRUCTURE - UNIFIED COHESIVE PALETTE */
.section { padding: 90px 0; }
.section-dark {
  background: var(--bg-dark);
  color: var(--text-light);
}
.section-soft {
  background: var(--surface-soft);
  color: var(--text-dark);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}
.section-white {
  background: var(--surface-light);
  color: var(--text-dark);
}

.section-title {
  max-width: 820px;
  margin-bottom: 46px;
}
.section-title h2 {
  font-size: clamp(2rem, 3.6vw, 3rem);
  line-height: 1.15;
  letter-spacing: -.035em;
  margin: 12px 0 14px;
  color: var(--text-dark);
}
.section-dark .section-title h2 { color: #fff; }
.section-title p {
  color: var(--text-muted);
  font-size: 1.08rem;
  line-height: 1.6;
  margin: 0;
}
.section-dark .section-title p { color: var(--text-light-muted); }

.lead {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--text-body);
}
.section-dark .lead { color: #cbd5e1; }

.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--primary);
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 30%, #ffd4d9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all .2s ease;
  text-align: center;
}
.btn.primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 18px var(--primary-glow);
}
.btn.primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--primary-glow);
}
.btn.secondary {
  background: rgba(255, 255, 255, .08);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .2);
}
.btn.secondary:hover {
  background: rgba(255, 255, 255, .15);
  border-color: rgba(255, 255, 255, .35);
}
.btn.small {
  padding: 9px 18px;
  font-size: .86rem;
}
.btn.full {
  width: 100%;
}

/* TOPBAR */
.topbar {
  background: #040c14;
  color: #94a3b8;
  font-size: .78rem;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  padding: 8px 0;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.topbar .sep { color: rgba(255, 255, 255, .15); }
.topbar a:hover { color: #fff; }
.topbar-link.highlight {
  color: #fbbf24;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* HEADER & NAVBAR */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 21, 33, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  padding: 14px 0;
  transition: padding .25s ease, background .25s ease;
}
.site-header.scrolled {
  padding: 10px 0;
  background: rgba(7, 21, 33, .98);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .4);
}
.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand-link {
  display: inline-flex;
  align-items: center;
}
.brand-logo {
  height: 40px;
  width: auto;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}
.nav-links a {
  color: #cbd5e1;
  font-size: .88rem;
  font-weight: 600;
  transition: color .2s ease;
}
.nav-links a:hover {
  color: #fff;
}
.header-cta {
  margin-left: 6px;
}
.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-direction: column;
  gap: 5px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: .3s;
}

/* HERO SECTION */
.hero-section {
  background: radial-gradient(circle at 80% 20%, rgba(215, 38, 56, .18) 0%, transparent 45%),
              linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-2) 100%);
  color: var(--text-light);
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 50px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .16);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .08em;
  color: #ffd4d9;
  margin-bottom: 22px;
}
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary);
}
.hero-content h1 {
  font-size: clamp(2.3rem, 4.4vw, 3.8rem);
  line-height: 1.1;
  letter-spacing: -.035em;
  margin: 0 0 20px;
  color: #fff;
}
.hero-lead {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--text-light-muted);
  margin: 0 0 28px;
  max-width: 600px;
}
.hero-tags {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 32px;
}
.tag-chip {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: .76rem;
  color: #cbd5e1;
}
.tag-chip strong {
  display: block;
  color: #fff;
  font-size: .84rem;
  margin-bottom: 2px;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.hero-trust-bullets {
  display: flex;
  gap: 20px;
  font-size: .82rem;
  color: #94a3b8;
  flex-wrap: wrap;
}
.hero-trust-bullets span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ECOSYSTEM HERO CARD */
.hero-visual {
  position: relative;
}
.ecosystem-card {
  background: rgba(14, 39, 60, .85);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-dark);
}
.card-eyebrow {
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .12em;
  color: #38bdf8;
  margin-bottom: 8px;
}
.ecosystem-card h3 {
  font-size: 1.35rem;
  margin: 0 0 10px;
  color: #fff;
}
.ecosystem-card p {
  font-size: .88rem;
  color: #94a3b8;
  line-height: 1.5;
  margin: 0 0 24px;
}
.ecosystem-steps {
  display: grid;
  gap: 16px;
}
.eco-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px;
  background: rgba(255, 255, 255, .04);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, .06);
}
.step-num {
  font-size: .8rem;
  font-weight: 800;
  color: #38bdf8;
  background: rgba(56, 189, 248, .15);
  padding: 4px 8px;
  border-radius: 4px;
}
.eco-step strong {
  display: block;
  font-size: .9rem;
  color: #fff;
  margin-bottom: 2px;
}
.eco-step p {
  font-size: .78rem;
  color: #94a3b8;
  margin: 0;
  line-height: 1.4;
}
.float-badge {
  position: absolute;
  background: #091f30;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, .45);
}
.float-badge strong {
  display: block;
  font-size: 1.4rem;
  color: #fbbf24;
  letter-spacing: -.02em;
}
.float-badge span {
  font-size: .78rem;
  color: #cbd5e1;
}
.fb-top { top: -20px; right: -10px; }
.fb-bottom { bottom: -22px; left: 10px; }

/* TRUST STRIP */
.trust-strip {
  background: #fff;
  color: var(--text-dark);
  border-bottom: 1px solid var(--border-light);
  padding: 26px 0;
  box-shadow: var(--shadow-sm);
  position: relative;
  z-index: 2;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stat-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 14px;
  border-right: 1px solid var(--border-light);
}
.stat-card:last-child { border-right: none; }
.stat-icon { font-size: 1.8rem; }
.stat-card strong {
  display: block;
  font-size: 1.05rem;
  color: var(--text-dark);
}
.stat-card span {
  font-size: .82rem;
  color: var(--text-muted);
}

/* ABOUT SECTION (EL INSTITUTO) */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 54px;
  align-items: center;
}
.pillars-list {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}
.pillar {
  padding: 16px 20px;
  background: var(--surface-soft);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
}
.pillar strong {
  display: block;
  font-size: 1rem;
  color: var(--text-dark);
  margin-bottom: 4px;
}
.pillar span {
  font-size: .88rem;
  color: var(--text-muted);
}
.campus-preview-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
}
.about-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.about-card-badge {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background: rgba(7, 21, 33, .92);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  color: #fff;
}
.about-card-badge span {
  display: block;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .1em;
  color: #ff6879;
}
.about-card-badge strong {
  font-size: .96rem;
}

/* ==============================================================================
   NUEVA SECCIÓN: 5 RUTAS FORMATIVAS PRINCIPALES
   ============================================================================== */
.routes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.route-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  position: relative;
  overflow: hidden;
}
.route-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}
.route-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent-gold));
}
.route-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .06em;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
  width: fit-content;
}
.route-badge.r-data { background: #e0f2fe; color: #0369a1; }
.route-badge.r-ai { background: #f3e8ff; color: #6b21a8; }
.route-badge.r-vibe { background: #dbeafe; color: #1e40af; }
.route-badge.r-edu { background: #ffedd5; color: #c2410c; }
.route-badge.r-kids { background: #fef3c7; color: #92400e; }

.route-card h3 {
  font-size: 1.25rem;
  color: var(--text-dark);
  margin: 0 0 10px;
  line-height: 1.28;
}
.route-card p {
  font-size: .88rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0 0 18px;
}
.route-steps {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 22px;
  flex-grow: 1;
}
.route-step {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .84rem;
  color: #334155;
  background: var(--surface-soft);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid #f1f5f9;
}
.route-step .step-index {
  font-weight: 800;
  font-size: .76rem;
  color: var(--primary);
  background: #ffffff;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-light);
}
.route-footer {
  padding-top: 14px;
  border-top: 1px solid #f1f5f9;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.route-footer span {
  font-size: .78rem;
  color: var(--text-muted);
  font-weight: 600;
}
.route-footer a {
  font-size: .84rem;
  font-weight: 700;
  color: var(--primary);
}
.route-footer a:hover {
  text-decoration: underline;
}

/* ==============================================================================
   CATÁLOGO ACADÉMICO: SWITCHER DE TIPOS Y CARDS COMPACTAS
   ============================================================================== */
.catalog-type-switch {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}
.type-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-size: .95rem;
  font-weight: 750;
  cursor: pointer;
  border: 2px solid var(--border-light);
  background: #ffffff;
  color: var(--text-body);
  transition: all .2s ease;
}
.type-tab-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.type-tab-btn.active {
  background: var(--bg-dark);
  border-color: var(--bg-dark);
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(7, 21, 33, .22);
}
.type-tab-btn.active.tab-empaquetados {
  background: #059669;
  border-color: #059669;
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(5, 150, 105, .25);
}

.program-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 38px;
}
.tab-btn {
  padding: 9px 18px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: 999px;
  color: var(--text-body);
  font-weight: 700;
  font-size: .85rem;
  cursor: pointer;
  transition: all .2s ease;
}
.tab-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.tab-btn.active {
  background: var(--surface-soft);
  border-color: var(--text-dark);
  color: var(--text-dark);
}

.courses-catalog {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

/* COMPACT ACADEMIC CARD (SIN FLYERS GIGANTES) */
.compact-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.compact-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

/* Header compacto estilizado */
.card-header-compact {
  padding: 18px 22px;
  background: linear-gradient(135deg, #071521 0%, #0e273c 100%);
  color: #ffffff;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.compact-card.card-empaquetado .card-header-compact {
  background: linear-gradient(135deg, #064e3b 0%, #065f46 100%);
}
.card-header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.compact-pill {
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .06em;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, .15);
  color: #ffffff;
}
.compact-pill.pill-data { background: #0284c7; }
.compact-pill.pill-ai { background: #7c3aed; }
.compact-pill.pill-vibe { background: #2563eb; }
.compact-pill.pill-edu { background: #ea580c; }
.compact-pill.pill-kids { background: #d97706; }

.compact-badge {
  font-size: .72rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--primary);
  color: #ffffff;
}
.card-empaquetado .compact-badge {
  background: #10b981;
  color: #ffffff;
}
.card-type-tag {
  font-size: .78rem;
  font-weight: 700;
  color: #94a3b8;
  display: block;
}
.card-empaquetado .card-type-tag {
  color: #a7f3d0;
}

.card-body-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.card-body-content h3 {
  font-size: 1.22rem;
  color: var(--text-dark);
  margin: 0 0 8px;
  line-height: 1.3;
}
.card-subtitle {
  font-size: .86rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0 0 16px;
}
.card-meta-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.meta-chip {
  font-size: .76rem;
  font-weight: 600;
  color: #475569;
  background: var(--surface-soft);
  border: 1px solid var(--border-light);
  padding: 4px 10px;
  border-radius: 6px;
}

.card-features-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
}
.card-features-list li {
  font-size: .84rem;
  color: #334155;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.card-features-list li::before {
  content: '✓';
  color: #059669;
  font-weight: 800;
  font-size: .9rem;
}

/* Caja de Precios Destacada */
.card-price-box {
  background: #f8fafc;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-bottom: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.price-details {
  display: flex;
  flex-direction: column;
}
.price-label {
  font-size: .72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: .04em;
}
.price-value-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.price-sale-value {
  font-size: 1.35rem;
  font-weight: 850;
  color: #059669;
}
.price-regular-value {
  font-size: .84rem;
  color: #94a3b8;
  text-decoration: line-through;
}
.price-tag-badge {
  font-size: .74rem;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 4px;
  background: #dcfce7;
  color: #15803d;
}

.card-actions-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: auto;
}
.card-actions-row.single-btn {
  grid-template-columns: 1fr;
}
.btn-syllabus {
  background: #fff;
  border: 1px solid var(--border-light);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: .82rem;
  font-weight: 750;
  color: var(--text-dark);
  cursor: pointer;
  transition: all .2s;
  text-align: center;
}
.btn-syllabus:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.btn-enroll {
  background: var(--bg-dark);
  color: #fff;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: .82rem;
  font-weight: 750;
  text-align: center;
  transition: all .2s;
}
.btn-enroll:hover {
  background: var(--primary);
}
.btn-buy-pack {
  background: #059669;
  color: #fff;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  font-weight: 800;
  text-align: center;
  transition: all .2s;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(5, 150, 105, .25);
}
.btn-buy-pack:hover {
  background: #047857;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(5, 150, 105, .35);
}

.custom-track-banner {
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-2) 100%);
  color: #fff;
  padding: 34px 40px;
  border-radius: var(--radius-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  border: 1px solid rgba(255, 255, 255, .15);
}
.custom-track-banner h3 { font-size: 1.35rem; margin: 0 0 6px; }
.custom-track-banner p { font-size: .92rem; color: #cbd5e1; margin: 0; }

/* CORPORATE (IN-COMPANY) */
.corporate-flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 44px;
}
.c-step-card {
  background: var(--bg-dark-card);
  border: 1px solid rgba(255, 255, 255, .1);
  padding: 24px;
  border-radius: var(--radius-md);
}
.c-step-tag {
  font-size: .72rem;
  font-weight: 800;
  color: #38bdf8;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.c-step-card h4 { font-size: 1.08rem; color: #fff; margin: 8px 0 6px; }
.c-step-card p { font-size: .84rem; color: #94a3b8; margin: 0; line-height: 1.5; }

.corporate-benefits-panel {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 36px;
  background: var(--bg-dark-card);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.benefits-col h3 { font-size: 1.35rem; color: #fff; margin: 0 0 20px; }
.benefits-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.benefits-checklist li {
  font-size: .9rem;
  color: #cbd5e1;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.benefits-checklist li::before {
  content: '✓';
  color: #4ade80;
  font-weight: 800;
}
.corporate-cta-box {
  background: rgba(7, 21, 33, .85);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
}
.badge-direct {
  font-size: .72rem;
  font-weight: 800;
  color: #fbbf24;
  letter-spacing: .1em;
  margin-bottom: 8px;
}
.corporate-cta-box h4 { font-size: 1.15rem; color: #fff; margin: 0 0 8px; }
.corporate-cta-box p { font-size: .84rem; color: #94a3b8; margin: 0 0 20px; }

/* METHODOLOGY */
.methodology-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 30px;
}
.method-card {
  padding: 32px 28px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.method-card.active-method {
  border-color: var(--primary);
  background: #fff8f8;
  position: relative;
}
.method-pct {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 6px;
}
.method-phase {
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.method-card h4 { font-size: 1.15rem; color: var(--text-dark); margin: 0 0 8px; }
.method-card p { font-size: .88rem; color: var(--text-muted); margin: 0; line-height: 1.55; }

.byod-notice {
  background: var(--surface-soft);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  gap: 16px;
  align-items: center;
}
.byod-icon { font-size: 1.8rem; }
.byod-notice strong { display: block; font-size: .96rem; color: var(--text-dark); margin-bottom: 2px; }
.byod-notice p { font-size: .86rem; color: var(--text-muted); margin: 0; }

/* CERTIFICATION & QR */
.cert-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.cert-features { display: grid; gap: 20px; }
.cert-f-item h4 { font-size: 1.08rem; color: var(--text-dark); margin: 0 0 6px; }
.cert-f-item p { font-size: .88rem; color: var(--text-muted); margin: 0; line-height: 1.55; }

.cert-visual-mockup {
  perspective: 1000px;
}
.mockup-frame {
  background: #fff;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  padding: 34px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, .12);
  position: relative;
}
.cert-badge-top {
  position: absolute;
  top: 16px;
  right: 16px;
  background: #0f172a;
  color: #fbbf24;
  font-size: .7rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 4px;
}
.cert-inst { font-size: .75rem; font-weight: 800; color: #64748b; letter-spacing: .08em; }
.mockup-frame h3 { font-size: 1.25rem; color: var(--primary); margin: 10px 0 16px; letter-spacing: .02em; }
.cert-name { font-size: .92rem; color: var(--text-dark); margin: 0 0 10px; }
.cert-desc { font-size: .78rem; color: var(--text-muted); line-height: 1.5; margin: 0 0 20px; }
.cert-footer-mock {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px solid #e2e8f0;
  padding-top: 16px;
}
.cert-qr-box {
  display: flex;
  align-items: center;
  gap: 10px;
}
.mock-qr {
  width: 44px;
  height: 44px;
  background: repeating-conic-gradient(#071521 0% 25%, #fff 0% 50%) 50% / 8px 8px;
  border: 1px solid #cbd5e1;
}
.cert-qr-box span { font-size: .72rem; color: #64748b; font-weight: 600; }

/* CAMPUS VIRTUAL */
.campus-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}
.lms-window {
  background: #071521;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, .15);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.lms-header {
  background: #040c14;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.win-btn { width: 10px; height: 10px; border-radius: 50%; }
.win-btn.red { background: #ef4444; }
.win-btn.yellow { background: #eab308; }
.win-btn.green { background: #22c55e; }
.win-title { font-size: .74rem; color: #94a3b8; margin-left: 8px; }
.lms-body { display: grid; grid-template-columns: .35fr .65fr; min-height: 250px; }
.lms-sidebar {
  background: #091c2b;
  padding: 16px 12px;
  border-right: 1px solid rgba(255, 255, 255, .08);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.lms-menu-item {
  font-size: .74rem;
  color: #94a3b8;
  padding: 6px 10px;
  border-radius: 4px;
}
.lms-menu-item.active { background: var(--primary); color: #fff; font-weight: 700; }
.lms-content { padding: 18px; }
.lms-banner {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .1);
  padding: 12px;
  border-radius: 6px;
  margin-bottom: 14px;
}
.lms-banner span { display: block; font-size: .68rem; color: #38bdf8; font-weight: 800; }
.lms-banner strong { font-size: .84rem; color: #fff; }
.lms-files { display: grid; gap: 8px; }
.file-row {
  background: rgba(255, 255, 255, .03);
  padding: 8px 12px;
  border-radius: 4px;
  font-size: .74rem;
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, .05);
}
.campus-features {
  list-style: none;
  padding: 0;
  margin: 20px 0 28px;
  display: grid;
  gap: 12px;
}
.campus-features li {
  font-size: .9rem;
  color: var(--text-body);
  line-height: 1.5;
}

/* ==============================================================================
   SECCIÓN DE CAPTACIÓN & CONTACTO (REFORZADA AL 100% CONTRA ERRORES DE DISEÑO)
   ============================================================================== */
.contact-wrap {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 48px;
  align-items: start;
}
.contact-cards { display: grid; gap: 14px; margin-top: 24px; }
.c-card {
  padding: 16px 20px;
  background: #ffffff !important;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.c-card-icon {
  font-size: 1.5rem;
  line-height: 1;
  background: var(--surface-soft);
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}
.c-card strong { display: block; font-size: .96rem; color: var(--text-dark); margin-bottom: 4px; }
.c-card span, .c-card a { font-size: .88rem; color: var(--text-body); }
.c-card a { color: var(--primary); font-weight: 700; }
.c-card a:hover { text-decoration: underline; }

/* Contenedor del Formulario con Estilo Aislado e Impecable */
.contact-form-container {
  background: #ffffff !important;
  color: var(--text-dark) !important;
  border-radius: var(--radius-lg) !important;
  padding: 38px 40px !important;
  box-shadow: 0 16px 45px rgba(0, 0, 0, .08) !important;
  border: 1px solid var(--border-light) !important;
}
.contact-form-container h3 {
  font-size: 1.55rem !important;
  margin: 0 0 8px !important;
  color: var(--text-dark) !important;
  letter-spacing: -.02em !important;
}
.form-subtitle {
  font-size: .92rem !important;
  color: var(--text-muted) !important;
  margin: 0 0 24px !important;
}

.contact-form .form-group {
  margin-bottom: 20px !important;
  display: flex !important;
  flex-direction: column !important;
}
.contact-form .form-group label {
  display: block !important;
  font-size: .88rem !important;
  font-weight: 750 !important;
  color: #0f172a !important;
  margin-bottom: 8px !important;
  line-height: 1.3 !important;
}

.contact-form .form-grid-2 {
  display: grid !important;
  grid-template-columns: 1fr 1fr !important;
  gap: 16px !important;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  display: block !important;
  width: 100% !important;
  box-sizing: border-box !important;
  padding: 13px 16px !important;
  border: 1.5px solid #cbd5e1 !important;
  border-radius: var(--radius-sm) !important;
  background: #f8fafc !important;
  color: #0f172a !important;
  font-size: .95rem !important;
  transition: all .2s ease !important;
  font-family: inherit !important;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none !important;
  border-color: var(--primary) !important;
  background: #ffffff !important;
  box-shadow: 0 0 0 3px rgba(215, 38, 56, .15) !important;
}
.contact-form textarea {
  min-height: 100px !important;
  resize: vertical !important;
}

/* Radio chips selector moderno */
.radio-chips-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.radio-chip-item {
  position: relative;
}
.radio-chip-item input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.radio-chip-label {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 10px;
  background: #f8fafc;
  border: 2px solid #e2e8f0;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: .86rem;
  font-weight: 700;
  color: #334155;
  transition: all .2s ease;
  user-select: none;
}
.radio-chip-item input[type="radio"]:checked + .radio-chip-label {
  border-color: var(--primary);
  background: #fff5f5;
  color: var(--primary);
  box-shadow: 0 4px 12px rgba(215, 38, 56, .12);
}
.radio-chip-label .chip-icon {
  font-size: 1.25rem;
}

.form-feedback {
  margin-top: 14px;
  font-size: .88rem;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  display: none;
}
.form-feedback.success {
  display: block;
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

/* FAQ ACCORDION */
.faq { display: grid; gap: 12px; max-width: 900px; }
.faq-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: #fff;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.faq button {
  width: 100%;
  padding: 18px 22px;
  border: none;
  background: transparent;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .98rem;
  font-weight: 750;
  color: var(--text-dark);
  cursor: pointer;
  text-align: left;
}
.faq-toggle { font-size: 1.4rem; color: var(--primary); }
.faq-content {
  padding: 0 22px 18px;
  font-size: .88rem;
  color: var(--text-muted);
  line-height: 1.6;
  display: none;
}
.faq-item.open .faq-content { display: block; }
.faq-item.open .faq-toggle { transform: rotate(45deg); }

/* FOOTER */
.site-footer {
  background: #040c14;
  color: #94a3b8;
  padding: 80px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, .08);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}
.footer-brand p {
  font-size: .86rem;
  line-height: 1.6;
  color: #94a3b8;
  margin: 16px 0 20px;
  max-width: 320px;
}
.footer-logo { height: 38px; width: auto; }
.footer-firm { font-size: .8rem; color: #64748b; }
.footer-firm strong { display: block; color: #fff; font-size: .9rem; }
.footer-col strong {
  display: block;
  font-size: .9rem;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: .02em;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: .84rem;
  color: #94a3b8;
  transition: color .2s;
}
.footer-links a:hover { color: #fff; }
.footer-contact-item { font-size: .84rem; color: #cbd5e1; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: .78rem;
  color: #64748b;
  flex-wrap: wrap;
  gap: 12px;
}

/* MODAL */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 21, 33, .85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-backdrop.active { display: flex; }
.modal-dialog {
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 700px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .4);
  position: relative;
  display: flex;
  flex-direction: column;
}
.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: #f1f5f9;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  color: #64748b;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-close:hover { background: #e2e8f0; color: #0f172a; }
.modal-header { padding: 32px 32px 18px; border-bottom: 1px solid var(--border-light); }
.modal-eyebrow { font-size: .72rem; font-weight: 800; color: var(--primary); letter-spacing: .1em; }
.modal-header h3 { font-size: 1.4rem; color: var(--text-dark); margin: 6px 0 10px; }
.modal-meta { display: flex; gap: 14px; font-size: .8rem; color: var(--text-muted); flex-wrap: wrap; }
.modal-body { padding: 24px 32px; display: grid; gap: 14px; }
.syllabus-module {
  background: var(--surface-soft);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
}
.syllabus-module h5 { margin: 0 0 6px; font-size: .92rem; color: var(--text-dark); }
.syllabus-module p { margin: 0; font-size: .82rem; color: var(--text-muted); line-height: 1.5; }
.modal-footer {
  padding: 18px 32px 28px;
  border-top: 1px solid var(--border-light);
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  background: var(--surface-soft);
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
  .hero-grid, .about-grid, .corporate-benefits-panel, .cert-grid, .campus-grid, .contact-wrap {
    grid-template-columns: 1fr !important;
  }
  .routes-grid, .courses-catalog { grid-template-columns: repeat(2, 1fr) !important; }
  .corporate-flow-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 69px;
    left: 0;
    right: 0;
    background: #071521;
    border-bottom: 1px solid rgba(255, 255, 255, .15);
    padding: 24px;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .hero-tags { grid-template-columns: 1fr; }
  .methodology-grid { grid-template-columns: 1fr; }
  .routes-grid, .courses-catalog { grid-template-columns: 1fr !important; }
  .corporate-flow-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-card { border-right: none; border-bottom: 1px solid var(--border-light); }
  .contact-form .form-grid-2 { grid-template-columns: 1fr !important; }
  .radio-chips-container { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .custom-track-banner { flex-direction: column; text-align: center; }
  .contact-form-container { padding: 24px 20px !important; }
}