/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: auto;
  padding: 88px 0 40px;
  display: flex;
  align-items: center;
  background:
    radial-gradient(ellipse 90% 60% at 50% 100%, rgba(8, 94, 104, 0.55), transparent 70%),
    linear-gradient(180deg, rgba(18,18,18,0.55) 0%, rgba(8,57,64,0.35) 60%, rgba(8,94,104,0.4) 100%);
  overflow: hidden;
}
.hero__parallax {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.parallax-layer {
  position: absolute;
  inset: 0;
  will-change: transform;
}
.parallax-layer--1 {
  background:
    radial-gradient(circle at 20% 30%, rgba(0, 229, 255, 0.18), transparent 35%),
    radial-gradient(circle at 80% 20%, rgba(234, 64, 118, 0.15), transparent 38%);
}
.parallax-layer--2 {
  background:
    radial-gradient(circle at 70% 80%, rgba(0, 229, 255, 0.22), transparent 30%),
    radial-gradient(circle at 30% 70%, rgba(8, 94, 104, 0.6), transparent 45%);
}
.parallax-layer--3 {
  background-image:
    linear-gradient(180deg, transparent 0%, var(--c-dark) 100%);
  opacity: 0.4;
}
.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  will-change: transform;
}
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  will-change: transform;
}
.glow--1 {
  width: 380px; height: 380px;
  background: var(--c-cyan);
  opacity: 0.18;
  top: 10%; left: -8%;
}
.glow--2 {
  width: 460px; height: 460px;
  background: var(--c-pink);
  opacity: 0.16;
  bottom: -10%; right: -8%;
}
.glow--3 {
  width: 280px; height: 280px;
  background: var(--c-cyan);
  opacity: 0.12;
  top: 60%; left: 60%;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 980px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--c-line);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 16px;
  animation: fade-up 0.6s var(--ease-out);
}
.hero__badge-dot {
  width: 8px; height: 8px;
  background: var(--c-cyan);
  border-radius: 50%;
  box-shadow: 0 0 0 4px var(--c-cyan-soft);
  animation: pulse 2s ease-in-out infinite;
}

.hero__title {
  font-family: var(--f-display);
  font-size: clamp(36px, 6vw, 72px);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  overflow: visible;
  padding-bottom: 0.08em;
}
.hero__title-line {
  display: block;
  padding: 0 0.05em;
  overflow: visible;
  animation: fade-up 0.6s var(--ease-out);
}
.hero__title-line--accent {
  color: var(--c-pink);
  font-style: italic;
}
.hero__title em {
  font-style: italic;
  display: inline-block;
  padding: 0 0.14em 0.02em 0.06em;
  margin: 0 -0.06em;
  background: linear-gradient(120deg, var(--c-cyan), var(--c-pink));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__subtitle {
  font-size: clamp(15px, 1.4vw, 18px);
  color: var(--c-muted);
  max-width: 680px;
  margin: 0 auto 22px;
  animation: fade-up 0.6s var(--ease-out);
}
.hero__subtitle strong { color: var(--c-white); font-weight: 600; }
.hero__subtitle em { font-style: italic; color: var(--c-cyan); }

.hero__ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 28px;
  animation: fade-up 0.6s var(--ease-out);
}

/* Countdown */
.countdown {
  display: flex;
  gap: clamp(8px, 1.5vw, 18px);
  justify-content: center;
  align-items: center;
  margin: 0 auto 28px;
  flex-wrap: wrap;
  animation: fade-up 0.6s var(--ease-out);
}
.countdown__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: clamp(64px, 8vw, 96px);
  padding: 14px 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
}
.countdown__value {
  font-family: var(--f-display);
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(135deg, var(--c-white), var(--c-cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.countdown__label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-muted-2);
  margin-top: 8px;
}
.countdown__sep {
  font-family: var(--f-display);
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 700;
  color: var(--c-cyan);
  opacity: 0.5;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 720px;
  margin: 0 auto;
  animation: fade-up 0.6s var(--ease-out);
}
.stat { text-align: center; }
.stat__value {
  display: block;
  font-family: var(--f-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1;
}
.stat__label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-muted-2);
  margin-top: 8px;
}

.hero__scroll {
  display: none;
}
.hero__scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(180deg, var(--c-cyan), transparent);
  position: relative;
  overflow: hidden;
}
.hero__scroll-line::before {
  content: "";
  position: absolute;
  top: -20px;
  left: 0;
  width: 100%; height: 20px;
  background: var(--c-cyan);
  animation: scroll-down 2s ease-in-out infinite;
}

@media (max-width: 640px) {
  .hero { padding: 96px 0 44px; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .countdown__sep { display: none; }
  /* El título con clamp mínimo 36px desbordaba en móviles angostos: bajamos
     el piso y permitimos que las palabras largas ("predice") se ajusten. */
  .hero__title { font-size: clamp(28px, 8vw, 44px); }
  .hero__title-line { overflow-wrap: break-word; }
  /* La badge de fecha se salía a la derecha: permitir salto y centrar. */
  .hero__badge {
    white-space: normal;
    text-align: center;
    letter-spacing: 0.04em;
    font-size: 12px;
    padding: 8px 14px;
  }
}

/* iPhone SE y pantallas muy estrechas */
@media (max-width: 400px) {
  .countdown__item { min-width: 64px; padding: 12px 8px; }
  .countdown { gap: 6px; margin-bottom: 40px; }
  .hero__title { font-size: clamp(26px, 7.5vw, 34px); }
}

/* ============================================
   SPONSORS — infinite horizontal marquee
   ============================================ */
.sponsors {
  position: relative;
  padding: clamp(70px, 8vw, 110px) 0 clamp(60px, 7vw, 90px);
  overflow: hidden;
  z-index: 1;
}
.sponsors::before {
  content: "";
  position: absolute;
  top: 0; left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,229,255,0.3), transparent);
}
.sponsors__head { text-align: center; margin-bottom: 44px; max-width: 720px; margin-inline: auto; }
.sponsors__eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--c-cyan);
  margin-bottom: 14px;
  padding: 6px 14px;
  border: 1px solid var(--c-line-strong);
  border-radius: 999px;
  background: var(--c-cyan-soft);
}
.sponsors__lede {
  font-size: 15px;
  color: var(--c-muted);
  margin: 0 auto;
  max-width: 580px;
}

.sponsors__viewport {
  position: relative;
  width: 100%;
  overflow: hidden;
  /* Edge fade so logos appear/disappear gracefully */
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.sponsors__track {
  display: flex;
  gap: clamp(28px, 4vw, 56px);
  width: max-content;
  animation: marquee 48s linear infinite;
  will-change: transform;
}
.sponsors__viewport:hover .sponsors__track,
.sponsors__viewport:focus-within .sponsors__track {
  animation-play-state: paused;
}

.sponsor {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 84px;
  min-width: 180px;
  padding: 0 28px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--c-muted-2);
  font-family: var(--f-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.75;
  text-decoration: none;
  transition: opacity 0.3s var(--ease-out), border-color 0.3s var(--ease-out), color 0.3s var(--ease-out), transform 0.3s var(--ease-out), background 0.3s var(--ease-out);
}
.sponsor span {
  display: inline-block;
  white-space: nowrap;
}
.sponsor:hover {
  opacity: 1;
  color: var(--c-white);
  border-color: var(--c-cyan);
  background: rgba(0, 229, 255, 0.06);
  transform: translateY(-2px);
}
/* When real logos arrive: replace the <span> with <img> and the size will adapt */
.sponsor img {
  max-height: 44px;
  width: auto;
  filter: grayscale(1) brightness(2);
  opacity: 0.85;
  transition: filter 0.3s var(--ease-out), opacity 0.3s var(--ease-out);
}
.sponsor:hover img { filter: grayscale(0) brightness(1); opacity: 1; }

.sponsors__foot { text-align: center; margin-top: 36px; }
.sponsors__cta {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: var(--c-muted);
  padding: 8px 4px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}
.sponsors__cta:hover { color: var(--c-pink); border-bottom-color: var(--c-pink); }

@keyframes marquee {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}
@media (max-width: 560px) {
  .sponsor { height: 72px; min-width: 150px; font-size: 14px; padding: 0 22px; }
  .sponsors__track { animation-duration: 36s; }
}

/* ============================================
   COMUNIDADES ALIADAS
   ============================================ */
.home-communities { padding-top: clamp(70px, 8vw, 110px); padding-bottom: clamp(40px, 5vw, 70px); }
.home-communities__grid {
  display: grid;
  /* 3 columnas para que los tres pilares queden simétricos y centrados;
     antes había repeat(4) y la 4ª columna vacía corría la grilla a la izquierda. */
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2vw, 28px);
  max-width: 1080px;
  margin: 0 auto;
  justify-content: center;
}
.home-communities__card {
  padding: 26px 22px;
  background: rgba(18, 18, 18, 0.6);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  isolation: isolate;
  /* Microinteracción premium: lift + tinte cyan interior + glow del color de marca */
  transition:
    transform 0.42s var(--ease-out),
    border-color 0.32s var(--ease-out),
    background 0.32s var(--ease-out),
    box-shadow 0.42s var(--ease-out);
}
.home-communities__card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.07), transparent 55%);
  opacity: 0;
  transition: opacity 0.42s var(--ease-out);
  z-index: -1;
  pointer-events: none;
}
.home-communities__card:hover {
  transform: translateY(-6px);
  border-color: var(--c-cyan);
  background: rgba(18, 18, 18, 0.78);
  box-shadow:
    0 24px 50px -22px rgba(0, 229, 255, 0.38),
    inset 0 0 0 1px rgba(0, 229, 255, 0.18);
}
.home-communities__card:hover::before { opacity: 1; }
.home-communities__card h3 {
  font-family: var(--f-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-white);
}
.home-communities__card p { font-size: 13px; color: var(--c-muted); line-height: 1.5; }
.home-communities__card--cta {
  background:
    linear-gradient(135deg, rgba(234,64,118,0.12), transparent 60%),
    rgba(18,18,18,0.6);
  border-color: var(--c-line-strong);
}
.home-communities__cta {
  margin-top: auto;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-cyan);
  padding-top: 8px;
  transition: color 0.2s var(--ease-out);
}
.home-communities__cta:hover { color: var(--c-pink); }

@media (max-width: 880px) {
  .home-communities__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .home-communities__grid { grid-template-columns: 1fr; }
}

/* ============================================
   BIBLIOTECA EXPLAIN — teaser en home
   ============================================ */
.home-library { padding-top: clamp(40px, 5vw, 70px); padding-bottom: clamp(40px, 5vw, 70px); }
.home-library__card {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  padding: clamp(36px, 5vw, 60px);
  background:
    radial-gradient(circle at 0% 0%, rgba(0, 229, 255, 0.10), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(234, 64, 118, 0.10), transparent 55%),
    rgba(18, 18, 18, 0.72);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  position: relative;
  overflow: hidden;
}
.home-library__card::before {
  content: "";
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-cyan), var(--c-pink), transparent);
}
.home-library__body h2 {
  font-family: var(--f-display);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 14px 0 16px;
}
.home-library__body p {
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 24px;
}
.home-library__ctas { display: flex; gap: 12px; flex-wrap: wrap; }

.home-library__visual {
  background: linear-gradient(135deg, rgba(0,0,0,0.4), rgba(8, 65, 72, 0.4));
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  border: 1px solid var(--c-line);
}
.home-library__shelf {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.home-library__item {
  display: block;
  font-family: var(--f-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--c-muted);
  padding: 12px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  position: relative;
  padding-left: 32px;
}
.home-library__item::before {
  content: "";
  position: absolute;
  left: 12px; top: 50%;
  transform: translateY(-50%);
  width: 8px; height: 8px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--c-cyan), var(--c-pink));
}
.home-library__item:last-child { color: var(--c-pink); border-color: var(--c-pink); background: rgba(234,64,118,0.06); }

@media (max-width: 880px) {
  .home-library__card { grid-template-columns: 1fr; }
}

/* ============================================
   ILUSTRACIÓN DE MEDELLÍN — anclaje atmosférico
   antes del footer. Baja opacidad + máscara de
   desvanecimiento para que se sienta parte del
   fondo, no un bloque separado.
   ============================================ */
.home-medellin {
  position: relative;
  margin-top: clamp(-80px, -7vw, -40px);
  height: clamp(180px, 24vw, 320px);
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.home-medellin img {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(1600px, 110%);
  height: auto;
  opacity: 0.18;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, rgba(0,0,0,1) 40%, rgba(0,0,0,1) 78%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0%, rgba(0,0,0,1) 40%, rgba(0,0,0,1) 78%, transparent 100%);
}
@media (max-width: 560px) {
  .home-medellin { height: clamp(140px, 32vw, 220px); }
  .home-medellin img { opacity: 0.22; }
}