.migration-page .site-header {
  height: 92px;
}

.header-current {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.migration-page .migration-main {
  padding: 76px 0 100px;
}

.migration-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  align-items: end;
  gap: 80px;
}

.migration-intro .eyebrow {
  margin-bottom: 20px;
}

.migration-intro h1 {
  font-size: clamp(3.7rem, 5.2vw, 5.5rem);
}

.migration-lead {
  max-width: 700px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.progress-card {
  padding: 24px;
  border: 1px solid var(--line-strong);
  background: rgba(13, 23, 20, 0.82);
}

.progress-caption,
.progress-detail,
.plan-meta,
.phase-count,
.task-id,
.task-status {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.progress-caption {
  display: block;
  color: var(--muted);
  text-transform: uppercase;
}

.progress-card strong {
  display: block;
  margin: 12px 0 18px;
  font-size: 3.3rem;
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 1;
}

.progress-track {
  height: 5px;
  overflow: hidden;
  background: rgba(219, 240, 231, 0.12);
}

.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
  transition: width 220ms ease;
}

.progress-detail {
  display: block;
  margin-top: 14px;
  color: var(--muted);
}

.plan-meta {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 72px;
  padding: 16px 0;
  color: var(--muted);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}

.plan-phase {
  padding-top: 55px;
}

.phase-header {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 100px;
  align-items: start;
  gap: 22px;
  padding-bottom: 27px;
}

.phase-index {
  width: 41px;
  height: 41px;
  display: grid;
  place-items: center;
  color: var(--accent);
  border: 1px solid var(--line-strong);
  font: 0.88rem "SFMono-Regular", Consolas, monospace;
}

.phase-heading h2 {
  margin: 1px 0 8px;
  font-size: 1.55rem;
  font-weight: 570;
}

.phase-heading p {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.phase-count {
  padding-top: 8px;
  color: var(--muted);
  text-align: right;
}

.task-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-strong);
}

.plan-task {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 22px;
  padding: 20px 0 21px;
  border-bottom: 1px solid var(--line);
}

.task-marker {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  margin: 3px 0 0 11px;
  color: var(--background);
  border: 1px solid var(--line-strong);
  font-size: 0.8rem;
  font-weight: 700;
}

.plan-task--done .task-marker {
  background: var(--accent);
  border-color: var(--accent);
}

.plan-task--blocked .task-marker {
  border-color: #e6a271;
}

.plan-task--in_progress .task-marker {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 4px var(--background);
  background: var(--accent);
}

.task-heading {
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr) 120px;
  gap: 18px;
  align-items: baseline;
}

.task-id {
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, monospace;
}

.task-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 550;
  line-height: 1.45;
}

.task-status {
  color: var(--muted);
  text-align: right;
}

.task-status--done {
  color: var(--accent);
}

.task-status--blocked {
  color: #e6a271;
}

.task-note {
  margin: 7px 138px 0 68px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

.task-date {
  display: block;
  margin-top: 5px;
  color: var(--accent);
  font-size: 0.78rem;
}

.load-error {
  color: #e6a271;
}