.planning-tool {
  margin: 1.75rem 0;
  padding: clamp(1.15rem, 3vw, 1.75rem);
  border: 1px solid #263141;
  border-radius: 1.25rem;
  background: linear-gradient(145deg, rgba(21, 211, 146, 0.08), rgba(16, 24, 40, 0.92));
}

.planning-tool h3 {
  margin: 0 0 0.5rem;
  color: #f8fafc;
  font-size: clamp(1.15rem, 3vw, 1.4rem);
}

.planning-tool-intro,
.planning-tool-note,
.planning-tool-status {
  color: #aab6c8;
  line-height: 1.65;
}

.planning-tool-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}

.planning-tool label {
  display: grid;
  gap: 0.45rem;
  color: #dbe4ef;
  font-size: 0.9rem;
  font-weight: 700;
}

.planning-tool input {
  color-scheme: dark;
  width: 100%;
  min-height: 46px;
  padding: 0.72rem 0.8rem;
  border: 1px solid #3a485d;
  border-radius: 0.7rem;
  background: #090e17;
  color: #f8fafc;
  font: inherit;
}

.planning-tool input:focus-visible,
.planning-tool button:focus-visible {
  outline: 3px solid rgba(21, 211, 146, 0.45);
  outline-offset: 2px;
}

.planning-tool-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0 0 1rem;
}

.planning-tool button {
  min-height: 44px;
  padding: 0.7rem 1rem;
  border: 1px solid #15d392;
  border-radius: 999px;
  background: #15d392;
  color: #04110c;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.planning-tool button[data-copy-planning-summary] {
  background: transparent;
  color: #9ff5d8;
}

.planning-tool-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.planning-tool-results > div {
  padding: 0.9rem;
  border: 1px solid #273449;
  border-radius: 0.85rem;
  background: rgba(5, 10, 17, 0.72);
}

.planning-tool-results span {
  display: block;
  margin-bottom: 0.25rem;
  color: #7f8ea3;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.planning-tool-results strong {
  color: #f8fafc;
  font-size: 1.05rem;
}

.planning-tool-timeline {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}

.planning-tool-timeline li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 0.75rem;
  margin: 0.5rem 0;
}

.planning-tool-timeline strong {
  color: #f8fafc;
}

.planning-tool-status {
  min-height: 1.5em;
  margin: 0.65rem 0 0;
  font-size: 0.86rem;
}

@media (max-width: 640px) {
  .planning-tool-fields,
  .planning-tool-results {
    grid-template-columns: 1fr;
  }

  .planning-tool-actions,
  .planning-tool button {
    width: 100%;
  }

  .planning-tool-timeline li {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }
}