/* ===================================
   PROYECTOR DIGITAL — Protege tus Datos
   Estilos principales
   Paleta: tierra boliviana + digital
   =================================== */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;600;700;800&family=Source+Serif+4:ital,wght@0,300;0,400;0,600;1,300&display=swap');

:root {
  --negro:       #0f0f0f;
  --carbon:      #1c1c1c;
  --grafito:     #2e2e2e;
  --tierra:      #3d2b1f;
  --cobre:       #b05a2f;
  --cobre-claro: #d4784a;
  --oro:         #e8a827;
  --azul:        #1a3a5c;
  --azul-dig:    #0f6ebd;
  --celeste:     #3fa9e0;
  --verde:       #2e7d4f;
  --verde-claro: #4caf7d;
  --crema:       #f5f0e8;
  --blanco:      #ffffff;
  --gris-claro:  #e8e4dc;
  --sombra: 0 4px 24px rgba(0,0,0,0.18);
  --sombra-fuerte: 0 8px 40px rgba(0,0,0,0.28);
  --radio: 4px;
  --radio-lg: 10px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Source Serif 4', Georgia, serif;
  background: var(--crema);
  color: var(--carbon);
  line-height: 1.65;
}

/* ---- TIPOGRAFÍA ---- */
h1, h2, h3, h4, h5 {
  font-family: 'Barlow Condensed', Impact, sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.1;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.5rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 700; }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.9rem); font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; }
p  { font-size: 1rem; margin-bottom: 1em; }
a  { color: var(--azul-dig); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- NAV ---- */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--negro);
  border-bottom: 3px solid var(--cobre);
  padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 58px;
}
.nav-brand {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800; font-size: 1.25rem;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--blanco);
  display: flex; align-items: center; gap: 10px;
}
.nav-brand span.tag {
  background: var(--cobre);
  color: var(--blanco);
  font-size: 0.65rem;
  padding: 2px 7px;
  border-radius: 2px;
  letter-spacing: 0.08em;
}
.nav-links {
  display: flex; gap: 0; list-style: none;
}
.nav-links a {
  color: var(--gris-claro);
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.95rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
  padding: 0 14px; height: 58px;
  display: flex; align-items: center;
  transition: background 0.2s, color 0.2s;
  border-bottom: 3px solid transparent;
  margin-bottom: -3px;
}
.nav-links a:hover, .nav-links a.activo {
  color: var(--oro);
  border-bottom-color: var(--oro);
  background: rgba(255,255,255,0.04);
  text-decoration: none;
}
.hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  background: none; border: none; padding: 4px;
}
.hamburger span { display: block; width: 24px; height: 2px; background: var(--blanco); border-radius: 2px; transition: 0.3s; }

/* ---- CONTENEDOR ---- */
.contenedor { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }

/* ---- HERO ---- */
.hero {
  margin-top: 58px;
  background: var(--negro);
  position: relative; overflow: hidden;
  padding: 5rem 1.5rem 4rem;
  min-height: 520px;
  display: flex; align-items: center;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: 
    repeating-linear-gradient(90deg, rgba(176,90,47,0.07) 0, rgba(176,90,47,0.07) 1px, transparent 1px, transparent 60px),
    repeating-linear-gradient(180deg, rgba(176,90,47,0.07) 0, rgba(176,90,47,0.07) 1px, transparent 1px, transparent 60px);
}
.hero::after {
  content: '';
  position: absolute; right: -60px; top: -60px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(176,90,47,0.22) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 2;
  max-width: 1100px; margin: 0 auto; width: 100%;
}
.hero-label {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.18em; color: var(--cobre-claro);
  border-left: 3px solid var(--cobre); padding-left: 10px;
  margin-bottom: 1.2rem;
}
.hero h1 { color: var(--blanco); max-width: 680px; }
.hero h1 span { color: var(--oro); }
.hero-sub {
  color: rgba(255,255,255,0.72);
  font-size: 1.1rem; max-width: 560px;
  margin: 1.2rem 0 2rem;
  font-style: italic;
}
.hero-btns { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: 12px 26px; border-radius: var(--radio);
  cursor: pointer; border: 2px solid transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
  display: inline-flex; align-items: center; gap: 8px;
  text-decoration: none;
}
.btn:hover { transform: translateY(-2px); text-decoration: none; }
.btn-cobre { background: var(--cobre); color: var(--blanco); border-color: var(--cobre); }
.btn-cobre:hover { background: var(--cobre-claro); border-color: var(--cobre-claro); }
.btn-outline { background: transparent; color: var(--blanco); border-color: rgba(255,255,255,0.4); }
.btn-outline:hover { border-color: var(--oro); color: var(--oro); }
.btn-azul { background: var(--azul-dig); color: var(--blanco); border-color: var(--azul-dig); }
.btn-azul:hover { background: var(--celeste); border-color: var(--celeste); }
.btn-verde { background: var(--verde); color: var(--blanco); border-color: var(--verde); }
.btn-verde:hover { background: var(--verde-claro); border-color: var(--verde-claro); }
.btn-sm { padding: 8px 18px; font-size: 0.88rem; }

/* ---- SECCIONES ---- */
.seccion { padding: 4rem 0; }
.seccion-oscura { background: var(--grafito); color: var(--crema); }
.seccion-tierra { background: var(--tierra); color: var(--crema); }
.seccion-azul  { background: var(--azul); color: var(--crema); }

.seccion-titulo {
  margin-bottom: 2.5rem;
  padding-bottom: 1rem;
  border-bottom: 3px solid var(--cobre);
  display: flex; align-items: flex-end; gap: 16px;
}
.seccion-titulo h2 { color: inherit; }
.seccion-titulo .num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 4rem; font-weight: 800; line-height: 1;
  color: var(--cobre); opacity: 0.35;
  margin-bottom: -8px;
}
.seccion-oscura .seccion-titulo, .seccion-tierra .seccion-titulo, .seccion-azul .seccion-titulo {
  border-bottom-color: var(--oro);
}

/* ---- TARJETAS EJES ---- */
.ejes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.eje-card {
  background: var(--blanco);
  border-radius: var(--radio-lg);
  padding: 2rem 1.8rem;
  box-shadow: var(--sombra);
  border-top: 5px solid var(--cobre);
  transition: transform 0.25s, box-shadow 0.25s;
  position: relative;
}
.eje-card:nth-child(2) { border-top-color: var(--azul-dig); }
.eje-card:nth-child(3) { border-top-color: var(--verde); }
.eje-card:hover { transform: translateY(-5px); box-shadow: var(--sombra-fuerte); }
.eje-icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--cobre); color: var(--blanco);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 1.2rem;
}
.eje-card:nth-child(2) .eje-icon { background: var(--azul-dig); }
.eje-card:nth-child(3) .eje-icon { background: var(--verde); }
.eje-card h3 { color: var(--negro); margin-bottom: 0.6rem; }
.eje-card p  { color: var(--grafito); margin-bottom: 0; font-size: 0.95rem; }

/* ---- STATS ---- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.5rem; margin: 2rem 0;
}
.stat-box {
  text-align: center;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radio-lg);
  padding: 1.8rem 1rem;
  border: 1px solid rgba(255,255,255,0.12);
}
.stat-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 3.2rem; font-weight: 800;
  color: var(--oro); line-height: 1;
}
.stat-label { font-size: 0.85rem; opacity: 0.8; margin-top: 0.4rem; }

/* ---- DIAGNOSTICO BANNER ---- */
.diagnostico-banner {
  background: linear-gradient(135deg, var(--tierra) 0%, var(--carbon) 100%);
  border-left: 6px solid var(--cobre);
  border-radius: var(--radio-lg);
  padding: 2rem 2.5rem;
  margin: 2.5rem 0;
  color: var(--crema);
}
.diagnostico-banner h3 { color: var(--oro); margin-bottom: 0.6rem; }

/* ---- CTA FINAL ---- */
.cta-final {
  text-align: center;
  background: var(--negro);
  color: var(--crema);
  padding: 4rem 2rem;
  position: relative; overflow: hidden;
}
.cta-final::before {
  content: '"';
  font-family: 'Source Serif 4', serif;
  font-size: 20rem; font-weight: 300;
  position: absolute; top: -4rem; left: 2rem;
  color: rgba(176,90,47,0.12); line-height: 1;
  pointer-events: none;
}
.cta-final p.frase {
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-style: italic;
  max-width: 700px; margin: 0 auto 2rem;
  position: relative; z-index: 1;
}

/* ---- CARTILLA ---- */
.cartilla-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2.5rem;
  align-items: start;
  margin-top: 58px;
  padding-top: 2.5rem;
}
.cartilla-nav {
  position: sticky; top: 78px;
  background: var(--negro);
  border-radius: var(--radio-lg);
  padding: 1.5rem 0;
  color: var(--crema);
}
.cartilla-nav h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.75rem; letter-spacing: 0.15em;
  color: var(--cobre-claro); padding: 0 1.5rem; margin-bottom: 1rem;
}
.cartilla-nav ul { list-style: none; }
.cartilla-nav li a {
  display: block; padding: 9px 1.5rem;
  font-size: 0.9rem; color: rgba(255,255,255,0.7);
  border-left: 3px solid transparent;
  transition: all 0.2s;
}
.cartilla-nav li a:hover, .cartilla-nav li a.activo {
  color: var(--oro); border-left-color: var(--oro);
  background: rgba(255,255,255,0.04); text-decoration: none;
}
.cartilla-capitulo {
  scroll-margin-top: 80px;
  background: var(--blanco);
  border-radius: var(--radio-lg);
  padding: 2.2rem 2.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--sombra);
  border-left: 5px solid var(--cobre);
}
.cartilla-capitulo:nth-child(2) { border-left-color: var(--azul-dig); }
.cartilla-capitulo:nth-child(3) { border-left-color: var(--cobre); }
.cartilla-capitulo:nth-child(4) { border-left-color: var(--verde); }
.cartilla-capitulo:nth-child(5) { border-left-color: var(--azul-dig); }
.cartilla-capitulo:nth-child(6) { border-left-color: var(--cobre-claro); }
.cartilla-capitulo:nth-child(7) { border-left-color: var(--tierra); }
.cartilla-capitulo:nth-child(8) { border-left-color: var(--verde); }
.cap-header {
  display: flex; align-items: flex-start; gap: 14px; margin-bottom: 1.2rem;
}
.cap-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2.5rem; font-weight: 800; line-height: 1;
  color: var(--cobre); opacity: 0.35; min-width: 2.2rem;
}
.cap-header h3 { color: var(--negro); }
.ejemplo-box {
  background: var(--crema);
  border-left: 4px solid var(--oro);
  padding: 1rem 1.3rem;
  margin: 1.2rem 0; border-radius: 0 var(--radio) var(--radio) 0;
  font-size: 0.95rem;
}
.ejemplo-box strong { color: var(--tierra); }
.accion-box {
  background: #e8f5ee;
  border: 1px solid var(--verde-claro);
  border-radius: var(--radio);
  padding: 1rem 1.3rem;
  margin-top: 1.2rem;
  font-size: 0.95rem;
}
.accion-box strong { color: var(--verde); }
ul.lista { padding-left: 1.4rem; margin-bottom: 1em; }
ul.lista li { margin-bottom: 0.4em; }

/* ---- AFICHES ---- */
.afiches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}
.afiche-card {
  background: var(--blanco);
  border-radius: var(--radio-lg);
  overflow: hidden;
  box-shadow: var(--sombra);
  transition: transform 0.25s, box-shadow 0.25s;
}
.afiche-card:hover { transform: translateY(-6px); box-shadow: var(--sombra-fuerte); }
.afiche-img {
  width: 100%; aspect-ratio: 3/4;
  display: block;
}
.afiche-info { padding: 1.2rem 1.5rem 1.5rem; }
.afiche-info h4 { color: var(--negro); margin-bottom: 0.4rem; font-size: 1rem; }
.afiche-info p  { color: var(--grafito); font-size: 0.88rem; margin: 0; }
.afiche-tag {
  display: inline-block; font-size: 0.7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: 3px 8px; border-radius: 2px;
  margin-bottom: 0.6rem;
}
.tag-cobre  { background: #fde8dc; color: var(--cobre); }
.tag-azul   { background: #ddeefa; color: var(--azul); }
.tag-verde  { background: #dff0e8; color: var(--verde); }

/* ---- VIDEOS ---- */
.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 2rem;
}
.video-card {
  background: var(--blanco);
  border-radius: var(--radio-lg);
  overflow: hidden;
  box-shadow: var(--sombra);
  transition: transform 0.25s;
}
.video-card:hover { transform: translateY(-4px); }
.video-wrapper {
  width: 100%; aspect-ratio: 16/9;
  background: var(--negro);
  position: relative; overflow: hidden;
}
.video-wrapper iframe {
  width: 100%; height: 100%;
  border: none;
}
/* PLACEHOLDER mientras no hay iframe */
.video-placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--grafito), var(--negro));
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem; text-align: center; padding: 1rem;
  cursor: pointer;
}
.video-placeholder .play-icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(176,90,47,0.6);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 0.8rem; font-size: 1.4rem;
}
.video-info { padding: 1.2rem 1.5rem 1.5rem; }
.video-info h4 { color: var(--negro); margin-bottom: 0.4rem; font-size: 0.98rem; }
.video-info p  { color: var(--grafito); font-size: 0.88rem; margin: 0; }

/* ---- FUENTES ---- */
.fuentes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.fuente-card {
  background: var(--blanco);
  border-radius: var(--radio-lg);
  padding: 1.8rem;
  box-shadow: var(--sombra);
  border-top: 4px solid var(--azul-dig);
  display: flex; flex-direction: column;
}
.fuente-card:nth-child(2) { border-top-color: var(--verde); }
.fuente-card:nth-child(3) { border-top-color: var(--cobre); }
.fuente-card:nth-child(4) { border-top-color: var(--azul-dig); }
.fuente-card:nth-child(5) { border-top-color: var(--oro); }
.fuente-card h4 { color: var(--negro); margin-bottom: 0.5rem; }
.fuente-card p  { font-size: 0.9rem; color: var(--grafito); flex: 1; margin-bottom: 1rem; }
.fuente-card a.btn { align-self: flex-start; }

.nota-etica {
  background: var(--tierra);
  color: var(--crema);
  border-radius: var(--radio-lg);
  padding: 2rem 2.5rem;
  margin-top: 3rem;
  text-align: center;
  border-top: 4px solid var(--oro);
}
.nota-etica h3 { color: var(--oro); margin-bottom: 0.8rem; }

/* ---- FOOTER ---- */
footer {
  background: var(--negro);
  color: rgba(255,255,255,0.5);
  text-align: center;
  padding: 2rem 1.5rem;
  font-size: 0.85rem;
  border-top: 3px solid var(--cobre);
}
footer span { color: var(--cobre-claro); }

/* ---- PÁGINA INTERNA HEADER ---- */
.page-header {
  margin-top: 58px;
  background: var(--negro);
  padding: 3rem 1.5rem 2.5rem;
  position: relative; overflow: hidden;
}
.page-header::after {
  content: '';
  position: absolute; right: 0; top: 0; bottom: 0;
  width: 40%;
  background: linear-gradient(90deg, transparent, rgba(176,90,47,0.15));
  pointer-events: none;
}
.page-header .contenedor { position: relative; z-index: 2; }
.page-header h1 { color: var(--blanco); }
.page-header h1 span { color: var(--cobre-claro); }
.page-header p.sub {
  color: rgba(255,255,255,0.65); font-style: italic;
  font-size: 1.05rem; margin-top: 0.6rem; max-width: 560px;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: fixed; top: 58px; left: 0; right: 0; background: var(--negro); border-top: 1px solid rgba(255,255,255,0.1); padding: 1rem 0; }
  .nav-links.abierto { display: flex; }
  .nav-links a { height: auto; padding: 12px 1.5rem; border-left: 3px solid transparent; border-bottom: none; margin-bottom: 0; }
  .nav-links a:hover, .nav-links a.activo { border-left-color: var(--oro); border-bottom: none; }
  .hamburger { display: flex; }
  .cartilla-layout { grid-template-columns: 1fr; }
  .cartilla-nav { position: static; }
  .hero { padding: 4rem 1.5rem 3rem; min-height: auto; }
}
@media (max-width: 480px) {
  .stats-row { grid-template-columns: 1fr 1fr; }
  .hero-btns .btn { flex: 1; justify-content: center; }
}

/* ---- ANIMACIONES ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.6s ease both; }
.fade-up:nth-child(1) { animation-delay: 0.1s; }
.fade-up:nth-child(2) { animation-delay: 0.2s; }
.fade-up:nth-child(3) { animation-delay: 0.3s; }
.fade-up:nth-child(4) { animation-delay: 0.4s; }
.fade-up:nth-child(5) { animation-delay: 0.5s; }
.fade-up:nth-child(6) { animation-delay: 0.6s; }