/* ================================================
   FUNDACIÓN EJÉRCITO DE LOS ANDES — styles.css
   Versión 2.0 — Rediseño completo
   Mobile-first. Breakpoints: 768px, 1024px
   ================================================ */

/* ── RESET ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img, video, iframe { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── TOKENS ─────────────────────────────────────── */
:root {
  /* Paleta principal */
  --marino:        #070c1a;
  --marino-med:    #0b1530;
  --marino-claro:  #1a3a6b;
  --celeste:       #2d7dd2;
  --celeste-vivo:  #4a9eff;
  --celeste-dim:   rgba(45,125,210,0.12);
  --celeste-glow:  rgba(74,158,255,0.15);
  --rojo:          #c1121f;
  --rojo-hover:    #e01b2a;
  --rojo-glow:     rgba(193,18,31,0.25);
  --verde:         #2d6a4f;
  --verde-vivo:    #40916c;
  --blanco:        #f4f2ee;
  --blanco-puro:   #ffffff;
  --gris-seccion:  #f5f4f0;
  --gris-borde:    #e2dfd8;
  --texto-medio:   #4a5568;
  --ink:           #05080f;

  /* WA verde */
  --wa-green:      #25D366;
  --wa-green-dark: #128C7E;

  /* Tipografía */
  --ff-title: 'Syne', sans-serif;
  --ff-mono:  'Syne Mono', monospace;
  --ff-serif: 'Libre Baskerville', serif;

  /* Espaciado */
  --px-mobile:  1.25rem;
  --px-tablet:  2.25rem;
  --px-desktop: 3rem;

  /* Easing */
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);

  /* Sombras */
  --shadow-card: 0 4px 24px rgba(0,0,0,0.12), 0 1px 4px rgba(0,0,0,0.08);
  --shadow-float: 0 8px 32px rgba(0,0,0,0.24), 0 2px 8px rgba(0,0,0,0.12);
}

/* ── BASE ───────────────────────────────────────── */
html  { scroll-behavior: smooth; font-size: 16px; }
body  {
  background: var(--marino);
  color: var(--blanco);
  font-family: var(--ff-title);
  line-height: 1.5;
  overflow-x: hidden;
}

/* ── UTILIDADES ─────────────────────────────────── */
.s-label {
  font-family: var(--ff-mono);
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--celeste-vivo);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.s-label::before {
  content: '';
  width: 1.75rem; height: 1px;
  background: currentColor;
  flex-shrink: 0;
}
.s-label.dark { color: var(--celeste); }

.s-title {
  font-family: var(--ff-title);
  font-size: clamp(2.2rem, 7vw, 4.2rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: var(--blanco-puro);
  margin-bottom: 1rem;
}
.s-title em {
  font-style: normal;
  -webkit-text-stroke: 1.5px var(--celeste);
  color: transparent;
}
.s-title.claro { color: var(--marino); }
.s-title.claro em {
  -webkit-text-stroke: 1.5px var(--celeste);
  color: transparent;
}

.s-para {
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(244,242,238,0.58);
  max-width: 52ch;
}
.s-para.claro { color: var(--texto-medio); }

/* ── BOTONES ────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--ff-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 0.85rem 1.85rem;
  border-radius: 999px;
  transition: background 0.25s var(--ease), color 0.25s, border-color 0.25s, transform 0.2s, box-shadow 0.25s;
  white-space: nowrap;
  border: none;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  opacity: 0;
  transition: opacity 0.2s;
  border-radius: inherit;
}
.btn:hover::after { opacity: 1; }
.btn:active { transform: scale(0.97); }

.btn-celeste {
  background: var(--celeste);
  color: var(--blanco-puro);
  box-shadow: 0 0 0 0 var(--celeste-glow);
}
.btn-celeste:hover {
  background: var(--celeste-vivo);
  box-shadow: 0 4px 20px var(--celeste-glow);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: rgba(244,242,238,0.75);
  border: 1.5px solid rgba(45,125,210,0.3);
}
.btn-outline:hover {
  border-color: var(--celeste-vivo);
  color: var(--celeste-vivo);
  background: rgba(74,158,255,0.06);
}

.btn-outline-claro {
  background: transparent;
  color: var(--marino);
  border: 1.5px solid rgba(10,15,30,0.18);
}
.btn-outline-claro:hover {
  border-color: var(--celeste);
  color: var(--celeste);
  background: rgba(45,125,210,0.05);
}

.btn-rojo { background: var(--rojo); color: var(--blanco-puro); }
.btn-rojo:hover { background: var(--rojo-hover); }

/* ── BOTÓN FLOTANTE DONAR (lateral sticky) ──────── */
.floating-donar {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: var(--rojo);
  color: var(--blanco-puro);
  padding: 0.9rem 0.55rem;
  border-radius: 8px 0 0 8px;
  box-shadow: var(--shadow-float), 0 0 20px var(--rojo-glow);
  transition: background 0.25s, transform 0.25s var(--ease), box-shadow 0.25s;
  text-decoration: none;
  writing-mode: vertical-rl;
}
.floating-donar:hover {
  background: var(--rojo-hover);
  transform: translateY(-50%) translateX(-3px);
  box-shadow: var(--shadow-float), 0 0 30px var(--rojo-glow);
}
.floating-donar-icon {
  font-size: 1rem;
  writing-mode: horizontal-tb;
  animation: pulse-heart 2s ease-in-out infinite;
}
.floating-donar-text {
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 700;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  margin-top: 0.25rem;
}

@keyframes pulse-heart {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* ── BOTÓN FLOTANTE WHATSAPP ────────────────────── */
.floating-whatsapp {
  position: fixed;
  bottom: 1.75rem;
  right: 1.25rem;
  z-index: 900;
  width: 56px;
  height: 56px;
  background: var(--wa-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4), 0 2px 8px rgba(0,0,0,0.2);
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
  text-decoration: none;
}
.floating-whatsapp svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.floating-whatsapp:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,0.5), 0 2px 8px rgba(0,0,0,0.2);
  background: var(--wa-green-dark);
}
.floating-whatsapp:hover .floating-whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

/* Pulse ring */
.floating-whatsapp::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--wa-green);
  opacity: 0;
  animation: wa-ring 2.5s ease-out 1s infinite;
}
@keyframes wa-ring {
  0%   { transform: scale(1);    opacity: 0.6; }
  100% { transform: scale(1.55); opacity: 0; }
}

.floating-whatsapp-tooltip {
  position: absolute;
  right: calc(100% + 0.75rem);
  white-space: nowrap;
  background: var(--marino-med);
  color: var(--blanco);
  font-family: var(--ff-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45rem 0.85rem;
  border-radius: 6px;
  border: 1px solid rgba(45,125,210,0.2);
  opacity: 0;
  transform: translateX(6px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
  box-shadow: var(--shadow-card);
}
.floating-whatsapp-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: rgba(45,125,210,0.2);
}

/* En desktop, desplazar WA hacia arriba para no solapar el botón donar */
@media (min-width: 768px) {
  .floating-whatsapp {
    bottom: 2rem;
    right: 1.5rem;
    width: 60px;
    height: 60px;
  }
  .floating-whatsapp svg { width: 30px; height: 30px; }
}

/* ── NAV ────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem var(--px-mobile);
  transition: background 0.4s var(--ease), border-color 0.4s, padding 0.35s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(7,12,26,0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: rgba(45,125,210,0.15);
  padding-block: 0.75rem;
}

.nav-logo {
  display: flex;
  flex-direction: column;
  z-index: 1001;
  transition: opacity 0.25s;
  flex-shrink: 1;
  min-width: 0;
}
.nav-logo:hover { opacity: 0.75; }
.nav-logo em { font-style: normal; color: var(--celeste-vivo); }

/* Links desktop */
.nav-links {
  display: none;
  gap: 2.25rem;
  align-items: center;
}
.nav-links a {
  font-family: var(--ff-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(244,242,238,0.5);
  transition: color 0.25s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0; right: 0;
  height: 1px;
  background: var(--celeste-vivo);
  transform: scaleX(0);
  transition: transform 0.25s var(--ease);
  transform-origin: left;
}
.nav-links a:hover { color: var(--blanco); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-donar {
  background: var(--rojo) !important;
  color: var(--blanco-puro) !important;
  border-radius: 999px;
  padding: 0.5rem 1.3rem !important;
  font-weight: 700 !important;
  transition: background 0.25s, box-shadow 0.25s !important;
}
.nav-donar:hover { background: var(--rojo-hover) !important; box-shadow: 0 0 16px var(--rojo-glow) !important; }
.nav-donar::after { display: none !important; }

/* ── HAMBURGUESA ────────────────────────────────── */
.nav-burger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  z-index: 1001;
}
.nav-burger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--blanco);
  border-radius: 2px;
  transition: transform 0.35s var(--ease), opacity 0.35s;
}
.nav-burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── MENÚ MOBILE ────────────────────────────────── */
.nav-mobile {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(7,12,26,0.99);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 5.5rem var(--px-mobile) 2.5rem;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 0;
  transform: translateY(-100%);
  transition: transform 0.45s var(--ease);
  border-bottom: 1px solid rgba(45,125,210,0.15);
}
.nav-mobile.is-open { transform: translateY(0); }

.nav-mobile a {
  font-family: var(--ff-mono);
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(244,242,238,0.6);
  padding: 1.1rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: color 0.25s, padding-left 0.25s;
}
.nav-mobile a:hover { color: var(--celeste-vivo); padding-left: 0.5rem; }
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile .btn-rojo {
  margin-top: 1.5rem;
  align-self: flex-start;
  border-radius: 999px;
  padding: 0.8rem 2.25rem;
}

/* ── HERO ───────────────────────────────────────── */
.hero {
  min-height: 100dvh;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 6rem var(--px-mobile) 3.5rem;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 100vw;
  height: 56.25vw;
  min-height: 100vh;
  min-width: 177.78vh;
  z-index: 0;
  pointer-events: none;
  border: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(to top,
      rgba(7,12,26,0.97) 0%,
      rgba(7,12,26,0.6) 40%,
      rgba(7,12,26,0.25) 100%);
}

/* Grain texture para profundidad */
.hero-grain {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 200px;
  pointer-events: none;
}

.hero-content { position: relative; z-index: 3; max-width: 620px; }

.hero-eyebrow {
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--celeste-vivo);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: rise 0.7s 0.1s var(--ease) forwards;
}
.hero-eyebrow-dot {
  width: 6px; height: 6px;
  background: var(--celeste-vivo);
  border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-title {
  font-family: var(--ff-title);
  font-size: clamp(1.9rem, 7.5vw, 6.5rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: var(--blanco-puro);
  margin-bottom: 0.75rem;
  word-break: normal;
  overflow-wrap: normal;
  opacity: 0;
  animation: rise 0.8s 0.2s var(--ease) forwards;
}
.hero-title .outline {
  -webkit-text-stroke: 1.5px var(--celeste);
  color: transparent;
  display: block;
  white-space: nowrap;
}
/* "Fundación" es el primer texto del h1 — no necesita nowrap porque
   ahora el font-size es suficientemente pequeño para caber */
.hero-title .small {
  font-size: clamp(0.9rem, 3vw, 1.4rem);
  font-weight: 400;
  color: rgba(244,242,238,0.38);
  letter-spacing: 0.06em;
  display: block;
  margin-top: 0.65rem;
  -webkit-text-stroke: 0;
}

.hero-desc {
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(244,242,238,0.58);
  margin: 1.35rem 0 1.85rem;
  max-width: 46ch;
  opacity: 0;
  animation: rise 0.8s 0.35s var(--ease) forwards;
}

.hero-ctas {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  opacity: 0;
  animation: rise 0.8s 0.5s var(--ease) forwards;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2.75rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(45,125,210,0.12);
  opacity: 0;
  animation: rise 0.8s 0.65s var(--ease) forwards;
}
.hero-stat { text-align: left; }
.hero-stat-num {
  font-family: var(--ff-mono);
  font-size: 1.9rem;
  color: var(--blanco-puro);
  line-height: 1;
  display: block;
}
.hero-stat-label {
  font-family: var(--ff-mono);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(244,242,238,0.3);
  display: block;
  margin-top: 0.3rem;
}

/* Scroll hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  right: var(--px-mobile);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  animation: rise 0.8s 1.2s var(--ease) forwards;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, rgba(74,158,255,0.4));
  display: block;
  animation: scroll-pulse 2s ease-in-out infinite;
}
@keyframes scroll-pulse {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.6); opacity: 0.4; }
}
.scroll-label {
  font-family: var(--ff-mono);
  font-size: 0.5rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(244,242,238,0.25);
  writing-mode: vertical-rl;
}

/* ── TICKER ─────────────────────────────────────── */
.ticker {
  overflow: hidden;
  white-space: nowrap;
  background: var(--marino-med);
  border-top: 1px solid rgba(45,125,210,0.12);
  border-bottom: 1px solid rgba(45,125,210,0.12);
  padding: 0.9rem 0;
}
.ticker-track {
  display: inline-flex;
  animation: ticker 35s linear infinite;
}
.ticker-track:hover { animation-play-state: paused; }
.ticker-item {
  font-family: var(--ff-mono);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(244,242,238,0.25);
  padding: 0 2rem;
  transition: color 0.25s;
}
.ticker-item:hover { color: rgba(244,242,238,0.55); }
.ticker-item span { color: var(--celeste-vivo); }

/* ── QUIÉNES SOMOS ──────────────────────────────── */
.sobre { background: var(--gris-seccion); }

.sobre-foto {
  width: 100%;
  height: 300px;
  overflow: hidden;
  position: relative;
}
.sobre-foto::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--gris-seccion), transparent);
}
.sobre-foto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.8s var(--ease);
}
.sobre-foto:hover img { transform: scale(1.03); }

.sobre-texto {
  padding: 2.75rem var(--px-mobile);
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}
.sobre-cita {
  font-family: var(--ff-serif);
  font-size: 1.1rem;
  font-style: italic;
  line-height: 1.7;
  color: var(--marino-claro);
  padding-left: 1.25rem;
  border-left: 2px solid var(--celeste);
}

/* ── EJES ───────────────────────────────────────── */
.ejes {
  padding: 4rem var(--px-mobile);
  background: var(--blanco-puro);
}
.ejes-intro { margin-bottom: 2.25rem; }
.ejes-lista { border-top: 1px solid var(--gris-borde); }

.eje-fila {
  display: grid;
  grid-template-columns: 2.75rem 1fr;
  gap: 1.1rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--gris-borde);
  transition: background 0.2s, padding-inline 0.2s;
  cursor: default;
}
.eje-fila:hover {
  background: var(--gris-seccion);
  margin-inline: calc(-1 * var(--px-mobile));
  padding-inline: var(--px-mobile);
}
.eje-num {
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--celeste);
  padding-top: 0.25rem;
  user-select: none;
}
.eje-nombre {
  font-family: var(--ff-title);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--marino);
  line-height: 1.25;
  margin-bottom: 0.35rem;
}
.eje-desc {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--texto-medio);
}
.eje-fila.medio-ambiente .eje-num { color: var(--verde-vivo); }
.eje-fila.medio-ambiente .eje-nombre { color: var(--verde); }

/* ── PROYECTOS TERRITORIALES ────────────────────── */
.proyectos-territoriales {
  padding: 4rem var(--px-mobile);
  background: var(--gris-seccion);
  border-top: 1px solid var(--gris-borde);
}

.pt-fotos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  margin: 2.25rem 0;
}
.pt-foto {
  overflow: hidden;
  height: 160px;
}
.pt-foto.grande {
  grid-column: 1 / 3;
  height: 230px;
}
.pt-foto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s var(--ease);
}
.pt-foto:hover img { transform: scale(1.05); }
.pt-foto-placeholder {
  height: 160px;
  background: var(--marino-med);
  display: flex;
  align-items: center;
  justify-content: center;
}
.pt-foto-placeholder span {
  font-family: var(--ff-mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: rgba(45,125,210,0.28);
  text-transform: uppercase;
}

.pt-lista {
  border-top: 1px solid var(--gris-borde);
  margin: 1.35rem 0;
}
.pt-item {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--gris-borde);
  font-family: var(--ff-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--texto-medio);
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.pt-item::before { content: '→'; color: var(--celeste); font-size: 0.65rem; flex-shrink: 0; }

/* ── CARRUSEL ───────────────────────────────────── */
.carrusel-section {
  background: var(--marino-med);
  padding: 4rem 0 0;
  border-top: 1px solid rgba(45,125,210,0.1);
  overflow: hidden;
}
.carrusel-header {
  padding: 0 var(--px-mobile) 2.25rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1rem;
}

.carrusel-wrap { position: relative; overflow: hidden; }
.carrusel-track {
  display: flex;
  transition: transform 0.6s var(--ease);
  will-change: transform;
}

.carrusel-slide {
  min-width: 100%;
  width: 100%;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}
.carrusel-slide img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  object-position: center;
  display: block;
  pointer-events: none;
  transition: transform 0.6s var(--ease);
}
.carrusel-slide:hover img { transform: scale(1.02); }
.carrusel-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 2.5rem 1.35rem 1.1rem;
  background: linear-gradient(to top, rgba(7,12,26,0.9) 0%, transparent 100%);
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(244,242,238,0.7);
}

.carrusel-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.35rem var(--px-mobile) 2rem;
}
.carrusel-dots { display: flex; gap: 0.4rem; align-items: center; }
.c-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(45,125,210,0.22);
  transition: background 0.3s, width 0.3s;
  cursor: pointer;
  padding: 0; border: none;
}
.c-dot.active {
  background: var(--celeste-vivo);
  width: 20px;
  border-radius: 3px;
}
.carrusel-arrows { display: flex; gap: 0.5rem; }
.c-arrow {
  width: 40px; height: 40px;
  border: 1px solid rgba(45,125,210,0.22);
  background: transparent;
  color: rgba(244,242,238,0.45);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.25s, color 0.25s, background 0.25s;
}
.c-arrow:hover { border-color: var(--celeste-vivo); color: var(--celeste-vivo); background: rgba(74,158,255,0.06); }
.c-arrow:disabled { opacity: 0.2; cursor: default; }

/* ── PROYECTO FUERTE APACHE ─────────────────────── */
.proyecto {
  padding: 4rem var(--px-mobile);
  background: var(--marino);
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(45,125,210,0.1);
}
.proyecto::before {
  content: 'FA';
  position: absolute;
  top: 50%; right: -2rem;
  transform: translateY(-50%);
  font-family: var(--ff-title);
  font-size: 42vw;
  font-weight: 800;
  color: rgba(45,125,210,0.025);
  pointer-events: none;
  line-height: 1;
  user-select: none;
}
/* Luz de fondo sutil */
.proyecto::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(74,158,255,0.2), transparent);
}

.proyecto-eyebrow {
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--celeste-vivo);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.35rem;
}
.proyecto-eyebrow::before {
  content: '';
  width: 1.5rem; height: 1px;
  background: var(--celeste-vivo);
}
.proyecto-titulo {
  font-family: var(--ff-title);
  font-size: clamp(2.6rem, 10vw, 5.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.025em;
  color: var(--blanco-puro);
  margin-bottom: 1.35rem;
}
.proyecto-titulo em {
  font-style: normal;
  -webkit-text-stroke: 1.5px var(--celeste);
  color: transparent;
}
.proyecto-lista {
  border-top: 1px solid rgba(45,125,210,0.1);
  margin: 1.5rem 0;
}
.proyecto-item {
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(45,125,210,0.07);
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(244,242,238,0.48);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  transition: color 0.2s;
}
.proyecto-item:hover { color: rgba(244,242,238,0.75); }
.proyecto-item::before { content: '→'; color: var(--celeste-vivo); font-size: 0.6rem; flex-shrink: 0; }
.proyecto-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid rgba(45,125,210,0.28);
  color: var(--celeste-vivo);
  padding: 0.4rem 0.9rem;
}

/* ── AUDIOVISUAL ────────────────────────────────── */
.av {
  padding: 4rem var(--px-mobile);
  background: var(--gris-seccion);
}
.av-head {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
  margin-bottom: 2.25rem;
}
.av-grid {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.av-card {
  position: relative;
  overflow: hidden;
  background: var(--marino-med);
  cursor: pointer;
  height: 210px;
  transition: box-shadow 0.3s;
}
.av-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.2); }
.av-card:focus-visible {
  outline: 2px solid var(--celeste-vivo);
  outline-offset: 2px;
}
.av-card-bg {
  position: absolute;
  inset: 0;
  transition: transform 0.6s var(--ease);
}
.av-card:hover .av-card-bg { transform: scale(1.05); }
.av-bg-1 { background: linear-gradient(155deg, #05182a 0%, #091533 50%, #061020 100%); }
.av-bg-2 { background: linear-gradient(155deg, #071022 0%, #0d1930 50%, #050f1d 100%); }
.av-bg-3 { background: linear-gradient(155deg, #040e1a 0%, #081525 50%, #050d18 100%); }
.av-bg-4 { background: linear-gradient(155deg, #050d18 0%, #0a1325 50%, #04090f 100%); }
.av-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7,12,26,0.95) 0%, rgba(7,12,26,0.2) 55%, transparent 100%);
}
.av-play {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 50px; height: 50px;
  border: 1.5px solid rgba(45,125,210,0.35);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: rgba(244,242,238,0.55);
  transition: border-color 0.25s, color 0.25s, background 0.25s, transform 0.25s;
  z-index: 1;
}
.av-card:hover .av-play {
  border-color: var(--celeste-vivo);
  color: var(--blanco-puro);
  background: rgba(74,158,255,0.15);
  transform: translate(-50%, -50%) scale(1.1);
}
.av-info {
  position: absolute;
  bottom: 1.1rem; left: 1.1rem; right: 1.1rem;
  z-index: 1;
}
.av-tag {
  font-family: var(--ff-mono);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--celeste-vivo);
  margin-bottom: 0.3rem;
}
.av-titulo {
  font-family: var(--ff-title);
  font-size: 1rem;
  font-weight: 700;
  color: var(--blanco-puro);
  line-height: 1.25;
}

/* ── CASA EDA ───────────────────────────────────── */
.casa {
  padding: 4rem var(--px-mobile);
  background: var(--marino-med);
  border-top: 1px solid rgba(45,125,210,0.1);
}
.casa-texto {
  border-left: 2px solid var(--celeste);
  padding-left: 1.5rem;
}
.casa-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.5rem;
}
.casa-pill {
  font-family: var(--ff-mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid rgba(45,125,210,0.2);
  color: rgba(244,242,238,0.42);
  padding: 0.32rem 0.75rem;
  transition: border-color 0.25s, color 0.25s;
}
.casa-pill:hover { border-color: var(--celeste-vivo); color: var(--celeste-vivo); }

/* ── DONACIONES ─────────────────────────────────── */
.donar {
  background: var(--rojo);
  padding: 4.5rem var(--px-mobile);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.donar::before {
  content: '❤';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: 65vw;
  color: rgba(255,255,255,0.025);
  pointer-events: none;
  user-select: none;
}
/* Textura sutil */
.donar::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 30% 50%, rgba(255,255,255,0.04) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 70% 50%, rgba(0,0,0,0.06) 0%, transparent 60%);
  pointer-events: none;
}
.donar-inner { position: relative; z-index: 1; max-width: 560px; margin: 0 auto; }
.donar-titulo {
  font-family: var(--ff-title);
  font-size: clamp(2.2rem, 9vw, 3.8rem);
  font-weight: 800;
  color: var(--blanco-puro);
  line-height: 1.0;
  letter-spacing: -0.02em;
  margin-bottom: 1.1rem;
}
.donar-desc {
  font-size: 0.98rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.72);
  margin-bottom: 2.25rem;
  max-width: 44ch;
  margin-inline: auto;
}
.donar-btns {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
}
.btn-donar-blanco {
  background: var(--blanco-puro);
  color: var(--rojo);
  border-radius: 999px;
  padding: 0.9rem 2.5rem;
  font-family: var(--ff-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
  display: inline-block;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.btn-donar-blanco:hover {
  background: #f0ece5;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.btn-donar-outline {
  background: transparent;
  color: rgba(255,255,255,0.82);
  border: 1.5px solid rgba(255,255,255,0.32);
  border-radius: 999px;
  padding: 0.9rem 2.5rem;
  font-family: var(--ff-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: border-color 0.25s, color 0.25s;
  display: inline-block;
  white-space: nowrap;
}
.btn-donar-outline:hover { border-color: white; color: white; }

/* ── VISIÓN ─────────────────────────────────────── */
.vision {
  background: var(--marino);
  padding: 4.5rem var(--px-mobile);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.vision::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(45,125,210,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 80% 80%, rgba(74,158,255,0.04) 0%, transparent 50%);
}
.vision-inner { max-width: 700px; margin: 0 auto; position: relative; z-index: 1; }
.vision-cita {
  font-family: var(--ff-serif);
  font-size: clamp(1.05rem, 3.5vw, 1.55rem);
  font-style: italic;
  line-height: 1.7;
  color: rgba(244,242,238,0.65);
  margin: 2rem auto;
  max-width: 58ch;
}
.vision-cita strong {
  font-style: normal;
  color: var(--celeste-vivo);
  font-weight: 400;
}

/* ── FOOTER ─────────────────────────────────────── */
.footer {
  background: var(--ink);
  border-top: 1px solid rgba(45,125,210,0.08);
  padding: 3.5rem var(--px-mobile) 2rem;
}
.footer-top {
  margin-bottom: 2.5rem;
}
.footer-logo {
  font-family: var(--ff-title);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--blanco-puro);
  line-height: 1.2;
  margin-bottom: 0.8rem;
  letter-spacing: -0.01em;
}
.footer-logo em { font-style: normal; color: var(--celeste-vivo); }
.footer-desc {
  font-size: 0.82rem;
  line-height: 1.75;
  color: rgba(244,242,238,0.3);
  max-width: 36ch;
  margin-bottom: 1.5rem;
}
.footer-social { display: flex; gap: 0.5rem; }
.social-link {
  font-family: var(--ff-mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid rgba(45,125,210,0.15);
  color: rgba(244,242,238,0.35);
  padding: 0.4rem 0.75rem;
  transition: border-color 0.25s, color 0.25s, background 0.25s;
}
.social-link:hover {
  border-color: var(--celeste-vivo);
  color: var(--celeste-vivo);
  background: rgba(74,158,255,0.05);
}

.footer-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.footer-col-titulo {
  font-family: var(--ff-mono);
  font-size: 0.58rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--celeste);
  margin-bottom: 1.15rem;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.footer-links a {
  font-size: 0.82rem;
  color: rgba(244,242,238,0.32);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--blanco); }

.footer-bottom {
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.04);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.footer-copy {
  font-family: var(--ff-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  color: rgba(244,242,238,0.18);
}
.footer-copy a { color: var(--celeste); }
.footer-copy a:hover { color: var(--celeste-vivo); }

/* ── ANIMACIONES ────────────────────────────────── */
@keyframes rise {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.22s; }
.reveal-d3 { transition-delay: 0.35s; }

/* ── TABLET (768px+) ────────────────────────────── */
@media (min-width: 768px) {
  :root { --px-mobile: var(--px-tablet); }

  /* Nav */
  .nav { padding: 1.15rem var(--px-tablet); }
  .nav-burger { display: none; }
  .nav-links { display: flex; }
  .nav-mobile { display: none !important; }

  /* Hero */
  .hero { padding: 7.5rem var(--px-tablet) 4rem; }
  .hero-ctas { flex-direction: row; }
  .hero-title { font-size: clamp(3.2rem, 7.5vw, 5.8rem); }

  /* Scroll hint */
  .hero-scroll-hint { right: var(--px-tablet); }

  /* Sobre */
  .sobre { display: grid; grid-template-columns: 1fr 1fr; }
  .sobre-foto { height: 100%; min-height: 440px; }
  .sobre-foto::after { display: none; }
  .sobre-texto { padding: 4rem var(--px-tablet); }

  /* Ejes */
  .ejes { padding: 5.5rem var(--px-tablet); }
  .eje-fila { grid-template-columns: 3rem 1fr 1.2fr; gap: 1.5rem; }

  /* Proyectos */
  .proyectos-territoriales { padding: 5.5rem var(--px-tablet); }
  .pt-foto { height: 200px; }
  .pt-foto.grande { height: 270px; }
  .pt-foto-placeholder { height: 200px; }

  /* Carrusel */
  .carrusel-slide img { height: 400px; }
  .carrusel-slide { min-width: 50%; width: 50%; }
  .carrusel-header { padding: 0 var(--px-tablet) 2.25rem; }
  .carrusel-controls { padding: 1.35rem var(--px-tablet) 2rem; }

  /* Proyecto */
  .proyecto { padding: 5.5rem var(--px-tablet); }

  /* AV */
  .av { padding: 5.5rem var(--px-tablet); }
  .av-head { flex-direction: row; align-items: flex-end; }
  .av-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
  .av-card { height: 250px; }
  .av-card:first-child { grid-column: 1 / 3; height: 340px; }

  /* Casa */
  .casa { padding: 5.5rem var(--px-tablet); }

  /* Donar */
  .donar { padding: 6rem var(--px-tablet); }
  .donar-btns { flex-direction: row; justify-content: center; }

  /* Visión */
  .vision { padding: 6rem var(--px-tablet); }

  /* Footer */
  .footer { padding: 4.5rem var(--px-tablet) 2rem; }
  .footer-top { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: start; }
  .footer-cols { grid-template-columns: repeat(3, 1fr); }
  .footer-bottom { flex-direction: row; justify-content: space-between; }

  /* Floating donar: más grande en tablet */
  .floating-donar { padding: 1rem 0.65rem; }
  .floating-donar-text { font-size: 0.62rem; }
}

/* ── DESKTOP (1024px+) ──────────────────────────── */
@media (min-width: 1024px) {
  :root { --px-mobile: var(--px-desktop); }

  /* Nav */
  .nav { padding: 1.2rem var(--px-desktop); }

  /* Hero — layout 2 columnas */
  .hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto 1fr auto;
    align-items: end;
    padding: 9rem var(--px-desktop) 4.5rem;
    min-height: 100dvh;
  }
  .hero::after {
    content: '';
    position: absolute;
    top: 10%; bottom: 10%;
    left: 50%;
    width: 1px;
    z-index: 3;
    background: linear-gradient(to bottom,
      transparent,
      rgba(45,125,210,0.12) 25%,
      rgba(45,125,210,0.12) 75%,
      transparent);
  }
  .hero-content { grid-column: 1; grid-row: 1 / 4; align-self: end; z-index: 3; }
  .hero-deco {
    grid-column: 2;
    grid-row: 1 / 4;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    padding-left: 3rem;
    gap: 2.5rem;
    z-index: 3;
  }
  .hero-deco-year {
    font-family: var(--ff-mono);
    font-size: clamp(8rem, 14vw, 13rem);
    color: rgba(45,125,210,0.045);
    line-height: 1;
    letter-spacing: -0.04em;
    user-select: none;
  }
  .hero-deco-stats {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    align-items: flex-end;
  }
  .hero-stat-desktop {
    text-align: right;
    border-right: 2px solid var(--celeste);
    padding-right: 1.25rem;
  }
  .hero-stats { display: none; }
  .hero-scroll-hint { display: none; }

  /* Carrusel — 3 slides */
  .carrusel-slide { min-width: 33.333%; width: 33.333%; }
  .carrusel-slide img { height: 440px; }

  /* AV grid asimétrico */
  .av-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    grid-template-rows: 280px 210px;
  }
  .av-card { height: auto; }
  .av-card:first-child { grid-row: 1 / 3; grid-column: 1; height: auto; }

  /* Proyectos — 2 columnas */
  .pt-layout {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 4.5rem;
    align-items: center;
    margin-top: 2.75rem;
  }
  .pt-fotos { margin: 0; }

  /* Proyecto Fuerte Apache — 2 columnas */
  .proyecto-inner {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 5.5rem;
    align-items: center;
  }

  /* Casa — 2 columnas */
  .casa {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5.5rem;
    align-items: center;
  }
  .casa-visual {
    background: var(--marino);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(45,125,210,0.08);
    position: relative;
    overflow: hidden;
  }
  .casa-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(45,125,210,0.04) 0%, transparent 70%);
  }
  .casa-visual-texto {
    font-family: var(--ff-title);
    font-size: 5.5rem;
    font-weight: 800;
    color: rgba(45,125,210,0.06);
    text-align: center;
    line-height: 1.1;
    letter-spacing: -0.02em;
  }

  /* Footer */
  .footer-cols { grid-template-columns: repeat(4, 1fr); }
}

/* ── ACCESIBILIDAD ──────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--celeste-vivo);
  outline-offset: 3px;
}

/* Skip link (sr-only) */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── RESPETA MOVIMIENTO REDUCIDO ─────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .floating-donar-icon { animation: none; }
  .floating-whatsapp::before { display: none; }
  .hero-eyebrow-dot { animation: none; }
}

/* ══════════════════════════════════════════════════
   ADICIONES v2.1
   ══════════════════════════════════════════════════ */

/* ── NAV LOGO — las propiedades flex ya están en el bloque original ──── */
/* (bloque duplicado eliminado — no sobreescribir) */
.nav-logo-line1 {
  font-family: var(--ff-mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blanco);
  white-space: nowrap;
}
.nav-logo-line2 {
  font-family: var(--ff-mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--celeste-vivo);
  font-style: normal;
  white-space: nowrap;
}
/* En pantallas muy pequeñas: escalar fuente */
@media (max-width: 360px) {
  .nav-logo-line1,
  .nav-logo-line2 { font-size: 0.52rem; letter-spacing: 0.1em; }
}

/* ── EJES — cursor + indicador Ver más ──────────── */
.eje-fila { cursor: pointer; }
.eje-body { flex: 1; }
.eje-ver {
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--celeste);
  opacity: 0;
  white-space: nowrap;
  transition: opacity 0.25s, color 0.25s;
  padding-left: 0.5rem;
  flex-shrink: 0;
  align-self: center;
}
.eje-fila:hover .eje-ver { opacity: 1; }
.eje-fila:hover { background: var(--gris-seccion); }

@media (min-width: 768px) {
  .eje-fila { grid-template-columns: 3rem 1fr auto; }
}

/* ── MODAL DE EJES ──────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(7,12,26,0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease);
}
.modal-overlay.is-open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--blanco-puro);
  width: 100%;
  max-width: 860px;
  max-height: 90dvh;
  overflow-y: auto;
  position: relative;
  border-radius: 2px;
  transform: translateY(24px) scale(0.98);
  transition: transform 0.4s var(--ease);
  box-shadow: 0 24px 80px rgba(0,0,0,0.4);
}
.modal-overlay.is-open .modal {
  transform: translateY(0) scale(1);
}

/* scrollbar discreta */
.modal::-webkit-scrollbar { width: 4px; }
.modal::-webkit-scrollbar-track { background: transparent; }
.modal::-webkit-scrollbar-thumb { background: var(--gris-borde); border-radius: 2px; }

.modal-close {
  position: sticky;
  top: 0;
  float: right;
  margin: 1rem 1rem 0 0;
  z-index: 10;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--marino);
  color: var(--blanco);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  flex-shrink: 0;
}
.modal-close:hover { background: var(--rojo); }

.modal-inner {
  padding: 2rem 2rem 2.5rem;
  clear: both;
}

/* Header del modal */
.modal-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--gris-borde);
}
.modal-eyebrow {
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--celeste);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.65rem;
}
.modal-eyebrow::before {
  content: '';
  width: 1.5rem; height: 1px;
  background: var(--celeste);
}
.modal-titulo {
  font-family: var(--ff-title);
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--marino);
}
.modal-titulo em {
  font-style: normal;
  -webkit-text-stroke: 1.5px var(--celeste);
  color: transparent;
}
.modal-desc {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--texto-medio);
  margin-top: 0.75rem;
  max-width: 58ch;
}

/* Actividades */
.modal-actividades-titulo {
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--celeste);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.modal-actividades-titulo::before {
  content: '';
  width: 1.25rem; height: 1px;
  background: var(--celeste);
}
.modal-actividades-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.modal-act-item {
  padding: 0.65rem 0.85rem;
  background: var(--gris-seccion);
  border-left: 2px solid var(--celeste);
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--marino);
  line-height: 1.45;
}

/* Fotos en modal */
.modal-fotos {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
  margin-bottom: 2rem;
}
.modal-foto {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--marino-med);
}
.modal-foto img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.5s var(--ease);
}
.modal-foto:hover img { transform: scale(1.05); }
.modal-foto-placeholder {
  aspect-ratio: 4/3;
  background: var(--marino-med);
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-foto-placeholder span {
  font-family: var(--ff-mono);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  color: rgba(45,125,210,0.3);
  text-transform: uppercase;
}

/* Videos */
.modal-videos-titulo {
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--celeste);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.modal-videos-titulo::before {
  content: '';
  width: 1.25rem; height: 1px;
  background: var(--celeste);
}
.modal-videos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.modal-video-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  background: var(--marino);
}
.modal-video-wrap iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}
.modal-video-label {
  font-family: var(--ff-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--texto-medio);
  padding: 0.5rem 0 0;
}

@media (min-width: 600px) {
  .modal-inner { padding: 2.5rem 3rem 3rem; }
  .modal-videos-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ── PARALLAX BANNER ────────────────────────────── */
.parallax-banner {
  position: relative;
  height: 340px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  /* imagen de fondo fija → efecto parallax */
  background-image: url('assets/img/A7409791.jpg');
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}
/* Fallback iOS que no soporta fixed */
@supports (-webkit-overflow-scrolling: touch) {
  .parallax-banner {
    background-attachment: scroll;
    background-size: cover;
  }
}
.parallax-overlay {
  position: absolute;
  inset: 0;
  background: rgba(7,12,26,0.72);
  z-index: 1;
}
.parallax-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem var(--px-mobile);
}
.parallax-frase {
  font-family: var(--ff-serif);
  font-size: clamp(1.2rem, 4vw, 2rem);
  font-style: italic;
  color: var(--blanco-puro);
  line-height: 1.55;
  margin-top: 0.75rem;
  max-width: 52ch;
  margin-inline: auto;
}

/* ── VOLUNTARIADO ───────────────────────────────── */
.voluntariado {
  background: var(--marino);
  padding: 4rem var(--px-mobile);
  border-top: 1px solid rgba(45,125,210,0.1);
  position: relative;
  overflow: hidden;
}
.vol-bg-strip {
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--celeste-vivo), transparent);
}
.voluntariado::before {
  content: 'VOL';
  position: absolute;
  right: -1rem; bottom: -1rem;
  font-family: var(--ff-title);
  font-size: 30vw;
  font-weight: 800;
  color: rgba(45,125,210,0.02);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.vol-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 768px) {
  .vol-inner {
    grid-template-columns: 1fr 1.4fr;
    gap: 4rem;
    align-items: start;
  }
}

/* Lista de roles */
.vol-lista {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid rgba(45,125,210,0.1);
}
.vol-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(45,125,210,0.08);
  transition: background 0.2s;
}
.vol-item:hover {
  background: rgba(45,125,210,0.04);
  margin-inline: -0.5rem;
  padding-inline: 0.5rem;
}
.vol-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 0.1rem;
}
.vol-item strong {
  font-family: var(--ff-title);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--blanco-puro);
  display: block;
  margin-bottom: 0.2rem;
}
.vol-item span {
  font-size: 0.84rem;
  line-height: 1.6;
  color: rgba(244,242,238,0.5);
}
.vol-extra {
  font-family: var(--ff-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--celeste-vivo);
  text-transform: uppercase;
  padding-top: 1rem;
}