/* roadmap.css - Modern Project Timeline (fluid, responsive, professional) */
:root {
  --roadmap-bg: #f7f8fa;
  --roadmap-dark: #23272f;
  --roadmap-light: #fff;
  --roadmap-accent: #e67e22;
  --roadmap-line: #d1d5db;
  --roadmap-done: #27ae60;
  --roadmap-inprogress: #e67e22;
  --roadmap-pending: #7f8c8d;
  --roadmap-shadow: 0 2px 16px 0 rgba(44,62,80,0.07);
}

.roadmap-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--roadmap-dark);
  margin: 40px 0 32px 0;
  text-align: center;
  letter-spacing: -1px;
}
.roadmap-timeline {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  padding: 0 0 40px 0;
}
.roadmap-step {
  display: flex;
  align-items: flex-start;
  position: relative;
  background: var(--roadmap-light);
  border-radius: 18px;
  box-shadow: var(--roadmap-shadow);
  margin-bottom: 48px;
  padding: 28px 32px 28px 80px;
  min-height: 120px;
  transition: box-shadow 0.25s, transform 0.25s;
  opacity: 0;
  transform: translateY(40px);
  animation: fadeInUp 0.7s cubic-bezier(.4,1.4,.6,1) forwards;
}
.roadmap-step:hover {
  box-shadow: 0 6px 32px 0 rgba(44,62,80,0.13);
  transform: translateY(-2px) scale(1.02);
}
.roadmap-step.done .roadmap-icon {
  background: var(--roadmap-done);
  color: #fff;
}
.roadmap-step.in-progress .roadmap-icon {
  background: var(--roadmap-inprogress);
  color: #fff;
}
.roadmap-step.pending .roadmap-icon {
  background: var(--roadmap-pending);
  color: #fff;
}
.roadmap-icon {
  position: absolute;
  left: 24px;
  top: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--roadmap-line);
  color: var(--roadmap-accent);
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px 0 rgba(44,62,80,0.10);
  z-index: 2;
  transition: background 0.3s, color 0.3s;
}
.roadmap-content {
  flex: 1;
  margin-left: 24px;
}
.roadmap-step-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--roadmap-dark);
  margin: 0 0 8px 0;
  letter-spacing: -0.5px;
}
.roadmap-step-desc {
  font-size: 1.05rem;
  color: #444;
  margin: 0 0 10px 0;
  line-height: 1.6;
}
.roadmap-step-date {
  font-size: 0.98rem;
  color: var(--roadmap-accent);
  font-weight: 600;
  letter-spacing: 0.5px;
}
.roadmap-connector {
  position: absolute;
  left: 47px;
  top: 80px;
  width: 6px;
  height: calc(100% - 80px);
  background: linear-gradient(to bottom, var(--roadmap-line), transparent 90%);
  border-radius: 3px;
  z-index: 1;
  transition: background 0.3s;
}
@media (max-width: 900px) {
  .roadmap-timeline {
    max-width: 98vw;
    padding: 0 0 32px 0;
  }
  .roadmap-step {
    padding: 24px 16px 24px 64px;
  }
  .roadmap-icon {
    left: 10px;
    top: 24px;
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
  }
}
@media (max-width: 600px) {
  .roadmap-title {
    font-size: 1.5rem;
    margin: 24px 0 18px 0;
  }
  .roadmap-step {
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 8px 18px 48px;
    min-height: 80px;
  }
  .roadmap-content {
    margin-left: 0;
    margin-top: 8px;
  }
  .roadmap-icon {
    left: 0;
    top: 16px;
    width: 32px;
    height: 32px;
    font-size: 1.1rem;
  }
  .roadmap-connector {
    left: 15px;
    top: 48px;
    width: 4px;
  }
}
@keyframes fadeInUp {
  0% { opacity: 0; transform: translateY(40px); }
  100% { opacity: 1; transform: translateY(0); }
}