/* ==========================================================================
   TECH STACK — Carrusel infinito de tecnologías
   ========================================================================== */

.tech-stack {
  position: relative;
  overflow: hidden;
  padding: 1.75rem 0;
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}
:root.dark .tech-stack {
  background: rgba(255, 255, 255, 0.018);
  backdrop-filter: blur(8px);
}

.tech-stack__label {
  display: block;
  text-align: center;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.15rem;
}

/* Difuminado en los bordes */
.tech-stack__wrapper {
  padding: 0.5rem 0;
  mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
}

.tech-stack__inner {
  display: flex;
  gap: 2.75rem;
  width: max-content;
  animation: scroll-ticker 52s linear infinite;
  will-change: transform;
}
.tech-stack:hover .tech-stack__inner { animation-play-state: paused; }

@keyframes scroll-ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  color: var(--text-muted);
  font-weight: 550;
  font-size: 0.9rem;
  cursor: default;
  transition: color 0.2s, transform 0.25s var(--ease-back), filter 0.25s;
}
.tech-item i { font-size: 1.35rem; }

.tech-item:hover {
  transform: translateY(-4px);
  color: var(--text);
  filter: drop-shadow(0 0 10px var(--glow));
}

/* ── Correcciones de color de iconos ──────────────────── */

/* Python: amarillo + azul del logo oficial */
.tech-item [class*="python-plain"] {
  background: linear-gradient(165deg, #FFD43B 50%, #306998 50%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Angular: partes blancas que se camuflan en modo claro */
:root:not(.dark) .tech-item [class*="angular-plain"] {
  -webkit-text-fill-color: #C3002F !important;
  color: #C3002F !important;
}

/* Iconos monocromos que desaparecen según el tema */
.tech-item [class*="linux-plain"],
.tech-item [class*="flask-original"],
.tech-item [class*="express-original"],
.tech-item [class*="sqlite-plain"] {
  color: var(--text-soft);
}

@media (max-width: 640px) {
  .tech-stack { padding: 1.35rem 0; }
  .tech-stack__inner { gap: 2rem; }
  .tech-item { font-size: 0.82rem; }
  .tech-item i { font-size: 1.2rem; }
}