/* ==========================================================================
   QASTCO Process Timeline — 5-Step Pipeline
   ========================================================================== */

.process {
  padding: var(--space-16) 0;
}

.process__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-6);
  position: relative;
}

/* Connecting line behind the step numbers */
.process__grid::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(10% + 16px);
  right: calc(10% + 16px);
  height: 2px;
  background: var(--color-line);
}

/* 3-step variant (sub-services) */
.process--3 .process__grid {
  grid-template-columns: repeat(3, 1fr);
  max-width: 800px;
  margin: 0 auto;
}

/* 6-step variant (web development) */
.process--6 .process__grid {
  grid-template-columns: repeat(6, 1fr);
}

/* 4-step variant */
.process--4 .process__grid {
  grid-template-columns: repeat(4, 1fr);
  max-width: 960px;
  margin: 0 auto;
}

.process__step {
  text-align: center;
  position: relative;
}

.process__number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  font-weight: var(--font-weight-black);
  color: var(--color-muted);
  margin: 0 auto var(--space-4);
  position: relative;
  z-index: var(--z-base);
  transition: border-color var(--duration-normal) var(--ease-default),
              color var(--duration-normal) var(--ease-default),
              box-shadow var(--duration-normal) var(--ease-default);
}

.process__step:hover .process__number {
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(237, 28, 36, 0.1);
}

.process__number--active {
  border-color: var(--color-primary);
  color: var(--color-white);
  background: var(--color-primary);
}

.process__icon {
  font-size: 28px;
  margin-bottom: var(--space-2);
}

.process__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.process__desc {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: var(--leading-relaxed);
  max-width: 22ch;
  margin: 0 auto;
}

/* Tablet */
@media (max-width: 1023px) {
  .process__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .process--6 .process__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .process--3 .process__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .process--4 .process__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process__grid::before {
    display: none;
  }
}

/* Mobile: single column */
@media (max-width: 639px) {
  .process__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .process__step {
    display: grid;
    grid-template-columns: 64px 1fr;
    text-align: left;
    gap: var(--space-4);
    align-items: start;
  }
  .process__number {
    margin: 0;
  }
  .process__content {
    padding-top: var(--space-2);
  }
  .process__desc {
    max-width: none;
    margin: 0;
  }
}