:root {
  --bg: #0b0f14;
  --bg-soft: #0f151c;
  --card: #101820;
  --muted: #7b8a97;
  --accent: #1ee2e2;
  --accent-2: #30a7a7;
  --text: #e5f1f5;
}
html {
  scroll-behavior: smooth;
}
body {
  background: var(--bg);
  color: var(--text);
}
.card {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.02)
  );
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1.25rem;
  backdrop-filter: blur(8px);
}
.ux-underline {
  position: relative;
}
.ux-underline:after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 64px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}
.nav-blur {
  backdrop-filter: saturate(140%) blur(12px);
  background: rgba(11, 15, 20, 0.6);
}
.typewriter {
  border-right: 0.1em solid var(--accent);
  white-space: nowrap;
  overflow: hidden;
  animation: caret 1s steps(1) infinite;
}
@keyframes caret {
  50% {
    border-color: transparent;
  }
}
#toTop {
  position: fixed;
  right: 16px;
  bottom: 16px;
  opacity: 0;
  transform: translateY(12px);
  transition: all 0.3s;
}
#toTop.show {
  opacity: 1;
  transform: none;
}
.filter-btn.active {
  background: var(--accent);
  color: #0b0f14;
}
.portfolio-item {
  transition: opacity 0.25s, transform 0.25s;
}
.portfolio-item.hidden {
  opacity: 0;
  transform: scale(0.98);
}
.thumbnail img {
  width: 100%;
  height: auto;
  transition: var(--transition);
  transition-behavior: normal;
  transition-duration: 0.4s;
  transition-timing-function: ease;
  transition-delay: 0s;
  transition-property: all;
}

.info-item {
  padding: 10px 15px;
  border-radius: 8px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
}

.info-item i {
  color: #00e0c6; /* ese verde agua que estás usando */
  font-size: 18px;
}

/* ===== Swiper pagination custom ===== */
.swiper-pagination-bullet {
  width: 8px; /* tamaño base */
  height: 8px;
  background: transparent; /* que no se “llenen” */
  border: 2px solid rgba(255, 255, 255, 0.75); /* borde blanco visible */
  opacity: 1; /* que no se apaguen */
  margin: 0 6px !important; /* separación entre bullets */
}

.swiper-pagination-bullet-active {
  width: 10px; /* un poco más grande */
  height: 10px;
  background: #3b82f6; /* azul del activo */
  border-color: #3b82f6; /* que se funda con el fondo azul */
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25); /* halo suave (opcional) */
}