/* =========================================
   PASCH — BASE + HERO + UTILIDADES COMPARTIDAS
   ========================================= */

/* ---------- TOKENS ---------- */
:root {
  --surface: #ffffff;
  --surface-alt: #f5f7fb;
  --stroke: #e5e7eb;
  --text: #0f172a;
  --text-muted: #475569;

  --cecns-burgundy: #7f2d3c;
  --cecns-gold: #e0b13a;
  --cecns-navy: #15334a;
  --cecns-green: #2d8c3c;
  --cecns-lime: #b7d35a;
  --cecns-ink: #1e1e1e;
  --cecns-muted: #6b7280;
  --cecns-bg: #f7f8fa;

  --container-w: 1100px;
  --section-pad: clamp(1.25rem, 3vw, 2rem);
  --card-pad: clamp(1.1rem, 2.2vw, 1.6rem);

  --line: #e6ebf1;
  --radius-sm: 10px;
  --radius-md: 12px;
  --radius-lg: 14px;
  --radius-xl: 16px;
  --radius-2xl: 22px;

  --shadow-1: 0 1px 0 rgba(16, 24, 40, 0.02);
  --shadow-2: 0 4px 28px rgba(45, 140, 60, 0.06);
  --shadow-glass: 0 24px 60px rgba(0, 0, 0, 0.28);
}

/* ---------- BASE ---------- */
.section {
  padding: var(--section-pad) 0;
  padding-inline: clamp(12px, 4vw, 28px);
}
.section > .grid-3,
.section > .gallery,
.section > .resources-split {
  max-width: var(--container-w);
  margin-inline: auto;
}

.section-title {
  color: var(--cecns-navy);
  font-size: clamp(1.4rem, 2.2vw, 1.8rem);
  margin: 0 0 0.75rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: var(--card-pad);
  box-shadow: var(--shadow-1);
  max-width: var(--container-w);
  margin-inline: auto;
  overflow-x: clip;
}
.card--accent {
  border: 2px solid rgba(45, 140, 60, 0.45);
  box-shadow: var(--shadow-2);
}

.bullets {
  margin: 0.5rem 0 0 1rem;
}
.bullets li {
  margin: 0.25rem 0;
}

/* Divisores */
.title-divider,
.title-divider-hero {
  position: relative;
  height: 4px;
  border-radius: 999px;
  background: var(--cecns-gold);
  margin: 0.4rem 0 2rem;
  transform: scaleX(0.25);
  transition: transform 0.55s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.title-divider {
  transform-origin: center;
  margin-top: -1rem;
}
.title-divider-hero {
  transform-origin: left;
  margin-top: 1rem;
}

.section:hover .title-divider,
.section:focus-within .title-divider,
.section:hover .title-divider-hero,
.section:focus-within .title-divider-hero {
  transform: scaleX(1);
}

@media (prefers-reduced-motion: reduce) {
  .title-divider,
  .title-divider-hero {
    transition: none;
    transform: scaleX(1);
  }
}

/* Botones */
.btn-pill,
.btn-link,
.btn-solid,
.btn-outline {
  display: inline-block;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
}

.btn-pill {
  margin-top: 0.75rem;
  padding: 0.55rem 1rem;
  border: 2px solid var(--cecns-gold);
  color: var(--cecns-burgundy);
  font-weight: 600;
}
.btn-pill:hover {
  background: var(--cecns-gold);
  color: #1d1d1d;
}

.btn-link {
  padding: 0.45rem 0.8rem;
  border: 1.8px solid var(--cecns-gold);
  color: var(--cecns-burgundy);
  font-weight: 600;
}
.btn-link:hover {
  background: var(--cecns-gold);
  color: #1d1d1d;
}

.btn-solid {
  background: var(--cecns-gold);
  color: var(--cecns-navy);
  border: 2px solid var(--cecns-navy);
  padding: 0.9rem 1rem;
}
.btn-solid:hover {
  filter: brightness(1.05);
}

.btn-outline {
  border: 2px solid var(--cecns-gold);
  color: var(--cecns-bg);
  padding: 0.55rem 1rem;
}
.btn-outline:hover {
  background: var(--cecns-gold);
  color: var(--cecns-navy);
}

/* Grids */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

/* Timeline base */
.timeline {
  margin: 0.25rem 0 0;
  padding: 0 0 0 0.5rem;
  list-style: none;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--line);
}
.timeline li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.35rem 0;
  position: relative;
}
.timeline .dot {
  flex: 0 0 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--cecns-burgundy);
  color: #fff;
  font-weight: 700;
  border: 2px solid var(--cecns-gold);
  z-index: 1;
  box-shadow: 0 0 0 3px #fff;
}
.timeline .tl-body {
  line-height: 1.6;
  color: #1f2937;
}

/* ---------- HERO signature ---------- */
.hero--signature {
  background: radial-gradient(
      900px 480px at 20% 20%,
      rgba(255, 195, 0, 0.1),
      transparent 55%
    ),
    linear-gradient(180deg, #0b3a66 0%, #082a48 100%);
  color: #fff;
  padding: clamp(12px, 2.5vw, 24px) clamp(16px, 5vw, 56px);
}
.hero--signature .hero__container {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(16px, 4vw, 36px);
  align-items: center;
  padding: clamp(28px, 4vw, 56px) 0;
  margin-top: -1.9rem;
}
.hero--signature .hero__eyebrow {
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.9;
}
.hero--signature .hero__title {
  font-size: clamp(1.6rem, 4.6vw, 3.25rem);
  line-height: 1.1;
  margin: 0.25rem 0 0.55rem;
}
.hero--signature .hero__lead {
  max-width: 70ch;
  color: #e7eef6;
  font-size: clamp(0.98rem, 2.3vw, 1.06rem);
}
.hero--signature .hero__cta {
  display: flex;
  gap: 0.65rem;
  margin-top: 0.8rem;
  flex-wrap: wrap;
}
.hero--signature .hero__creds {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
}
.hero--signature .hero__creds img {
  height: 5rem;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.16));
}

/* Glass card */
.glass-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.65rem;
  border-radius: var(--radius-2xl);
  padding: 0.65rem;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.12),
    rgba(255, 255, 255, 0.06)
  );
  backdrop-filter: blur(10px);
  border: 1px solid rgba(230, 235, 241, 0.55);
  box-shadow: var(--shadow-glass);
  block-size: clamp(350px, 10vh, 520px);
}

.hero__figure {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: #0c2743;
  block-size: 100%;
}
.hero__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__caption {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  background: linear-gradient(
    180deg,
    rgba(8, 42, 72, 0),
    rgba(8, 42, 72, 0.88)
  );
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: #f6fbff;
}

.progress {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 4px;
  background: rgba(255, 255, 255, 0.12);
}
.progress__bar {
  height: 100%;
  width: 0;
  background: var(--cecns-gold);
}

/* Thumbs */
.thumbs {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-self: start;
  padding: 0.2rem;
  max-block-size: 100%;
  overflow: auto;
  width: 7rem;
}
.thumbs button {
  border: 2px solid transparent;
  background: transparent;
  padding: 0;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  flex: 0 0 auto;
}
.thumbs button.is-active {
  border-color: var(--cecns-gold);
  box-shadow: 0 6px 14px rgba(255, 195, 0, 0.25);
}
.thumbs button img {
  display: block;
  width: 84px;
  height: 70px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}
.thumbs button:hover {
  transform: translateY(-2px);
}
.thumbs button:focus-visible {
  outline: 3px solid var(--cecns-gold);
}

/* ---------- Lightbox + PDF (compartido) ---------- */
.xp-lightbox[hidden] {
  display: none;
}
.xp-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
}
.xp-lb__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 12, 20, 0.7);
  backdrop-filter: blur(2px);
}
.xp-lb__dialog {
  position: relative;
  width: min(1080px, 94vw);
  color: #fff;
}
.xp-lb__head {
  position: absolute;
  top: -44px;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  justify-content: flex-end;
}
.xp-lb__count {
  margin-right: auto;
  opacity: 0.9;
}
.xp-lb__close {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  cursor: pointer;
}
.xp-lb__stage {
  position: relative;
  padding: 0.5rem;
  display: grid;
  place-items: center;
  max-height: 86vh;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 16px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.45);
}
.xp-lb__stage img {
  max-width: 100%;
  max-height: 86vh;
  object-fit: contain;
  display: block;
  border-radius: 12px;
  user-select: none;
  -webkit-user-drag: none;
}
.xp-lb__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
}
.xp-lb__nav.prev {
  left: 8px;
}
.xp-lb__nav.next {
  right: 8px;
}

/* PDF modal */
.pdf-modal[hidden] {
  display: none;
}
.pdf-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
}
.pdf-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 18, 30, 0.7);
  backdrop-filter: blur(2px);
}
.pdf-dialog {
  position: relative;
  z-index: 1;
  width: min(1100px, 96vw);
  height: min(90svh, 900px);
  background: #0b1726;
  color: #fff;
  border-radius: 16px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.45);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(230, 235, 241, 0.35);
}
.pdf-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  justify-content: space-between;
  padding: 0.6rem 0.75rem;
  background: rgba(255, 255, 255, 0.05);
}
.pdf-close {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
}
.pdf-body {
  flex: 1 1 auto;
  background: #111;
  display: flex;
  align-items: center;
  justify-content: center;
}
#pdfFrame {
  width: 100%;
  height: 100%;
  border: 0;
  background: #111;
}
.pdf-fallback {
  color: #cbd5e1;
  padding: 1rem;
  text-align: center;
}

body.pdf-open {
  overflow: hidden;
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero--signature .hero__container {
    grid-template-columns: 1fr;
  }
  .glass-card {
    grid-template-columns: 1fr;
    block-size: auto;
    row-gap: 0.5rem;
    padding: 0.55rem;
  }
  .thumbs {
    flex-direction: row;
    justify-content: center;
    overflow-x: auto;
    overflow-y: hidden;
    gap: 0.5rem;
    width: 100%;
    margin-top: 0.4rem;
  }
}
@media (max-width: 980px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* Activa el fill del divider cuando el hover sea en el HERO */
.hero:hover .title-divider-hero,
.hero:focus-within .title-divider-hero {
  transform: scaleX(1);
}