/* ============================================
   BLOCK 4 — CÓMO REGISTRARSE (vertical timeline 6 steps)
   ============================================ */

.home_block_4 {
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.home_block_4_ambient {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.home_block_4_ambient > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.10;
  filter: saturate(1.3);
}

.home_block_4_ambient::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, var(--bg-dark) 0%, transparent 40%, var(--bg-dark) 100%);
}

.home_block_4_inner {
  position: relative;
  z-index: 1;
}

.home_block_4_inner {
  display: flex;
  flex-direction: column;
  gap: 3.6rem;
}

.home_block_4_head {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  max-width: 100rem;
}

.home_block_4_title {
  color: var(--text);
}

.home_block_4_steps {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  padding-left: 1rem;
}

.home_block_4_steps::before {
  content: "";
  position: absolute;
  left: 2.4rem;
  top: 1rem;
  bottom: 1rem;
  width: 2px;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-2) 100%);
  opacity: 0.6;
  filter: drop-shadow(0 0 10px var(--accent-glow));
}

.home_block_4_step {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  padding: 1.4rem 1.8rem 1.4rem 1.4rem;
  background: var(--bg-surface);
  border: 1px solid var(--accent-line-soft);
  margin-left: 3.4rem;
  transition: border-color 0.25s ease, transform 0.2s ease;
}

.home_block_4_step:hover {
  border-color: var(--accent-border);
  transform: translateX(4px);
}

.home_block_4_step_num {
  position: absolute;
  left: -3.4rem;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--accent);
  color: #fff;
  font-family: "Syne", sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  clip-path: var(--clip-trapezoid);
  filter: drop-shadow(0 0 10px var(--accent-glow));
}

.home_block_4_step_text {
  font-size: 1.18rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.home_block_4_outro {
  max-width: 90rem;
}

@media (max-width: 1024px) {
  .home_block_4_inner { gap: 5rem; }
  .home_block_4_steps {
    padding-left: 0;
    gap: 2.6rem;
  }
  .home_block_4_steps::before { display: none; }
  .home_block_4_step {
    margin-left: 0;
    padding: 2.6rem 2.6rem 2.6rem 7rem;
    flex-direction: column;
  }
  .home_block_4_step_num {
    left: 2rem;
    top: 2rem;
    transform: none;
    width: 4.4rem;
    height: 4.4rem;
    font-size: 1.8rem;
  }
  .home_block_4_step_text { font-size: 2.4rem; }
}