.learning-planning-workspace {
  --lp-ink: #17203a;
  --lp-muted: #667085;
  --lp-line: #dfe4f2;
  --lp-soft: #f5f7ff;
  --lp-accent: #5b5ce2;
  --lp-accent-deep: #4243bd;
  --lp-green: #16866f;
  --lp-warning: #b54708;
  display: grid;
  gap: 18px;
  color: var(--lp-ink);
}

.learning-planner-hero,
.learning-planner-metrics article,
.learning-planner-editor,
.learning-planner-layout,
.learning-draft-card {
  border: 1px solid var(--lp-line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(31, 42, 79, 0.06);
}

.learning-planner-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 26px;
  border-top: 4px solid var(--lp-accent);
}

.learning-planner-hero h2,
.learning-project-head h2,
.learning-planner-editor h3,
.learning-draft-card h3 {
  margin: 5px 0 7px;
  color: var(--lp-ink);
  letter-spacing: -0.025em;
}

.learning-planner-hero h2 { font-size: clamp(26px, 3vw, 38px); }
.learning-planner-hero p,
.learning-project-head p,
.learning-draft-card p { margin: 0; color: var(--lp-muted); line-height: 1.7; }

.learning-planner-week-control {
  display: grid;
  grid-template-columns: auto minmax(150px, 180px) auto;
  align-items: center;
  gap: 10px;
}

.learning-planner-week-control label {
  color: var(--lp-muted);
  font-size: 13px;
  font-weight: 700;
}

.learning-planner-week-control input,
.learning-planner-form-grid input,
.learning-planner-form-grid select,
.learning-planner-form-grid textarea {
  width: 100%;
  min-height: 42px;
  border: 1px solid #cfd5e6;
  border-radius: 10px;
  background: #fff;
  color: var(--lp-ink);
}

.learning-planner-form-grid textarea { min-height: 84px; resize: vertical; }

.learning-planner-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.learning-planner-metrics article {
  display: grid;
  gap: 5px;
  min-height: 112px;
  padding: 17px 18px;
}

.learning-planner-metrics span,
.learning-planner-editor header span,
.learning-project-head > div > span,
.learning-draft-card > header span {
  color: var(--lp-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.learning-planner-metrics strong { font-size: 25px; letter-spacing: -0.03em; }
.learning-planner-metrics small { color: var(--lp-muted); line-height: 1.45; }

.learning-planner-editor { padding: 20px; scroll-margin-top: 20px; }
.learning-planner-editor > header,
.learning-planner-editor > footer,
.learning-draft-card > header,
.learning-project-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.learning-planner-form-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0;
}

.learning-planner-form-grid label { display: grid; align-content: start; gap: 7px; color: #475467; font-size: 13px; font-weight: 700; }
.learning-planner-form-wide { grid-column: span 2; }
.learning-planner-check { display: flex !important; align-items: center; grid-template-columns: none; }
.learning-planner-check input { width: 18px; min-height: 18px; }

.learning-planner-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: 560px;
  overflow: hidden;
}

.learning-track-rail {
  position: relative;
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 20px 15px;
  border-right: 1px solid var(--lp-line);
  background: #f8f9fe;
}

.learning-track-rail::before {
  position: absolute;
  top: 32px;
  bottom: 32px;
  left: 32px;
  width: 2px;
  background: #d7dcf4;
  content: "";
}

.learning-track-card {
  position: relative;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 78px;
  padding: 12px;
  border: 1px solid transparent;
  border-radius: 13px;
  background: transparent;
  color: var(--lp-ink);
  text-align: left;
}

.learning-track-card:hover { background: #fff; border-color: #dfe4f2; }
.learning-track-card.is-active { background: #fff; border-color: #bfc5f2; box-shadow: 0 8px 22px rgba(91, 92, 226, 0.12); }
.learning-track-number {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 3px solid #f8f9fe;
  border-radius: 50%;
  background: #dfe2fb;
  color: var(--lp-accent-deep);
  font-size: 11px;
  font-weight: 900;
}

.learning-track-card.is-active .learning-track-number { background: var(--lp-accent); color: #fff; }
.learning-track-copy { display: grid; gap: 4px; min-width: 0; }
.learning-track-copy strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.learning-track-copy small { color: var(--lp-muted); }
.learning-track-count { min-width: 27px; padding: 4px 7px; border-radius: 999px; background: #eceefe; color: var(--lp-accent-deep); font-size: 12px; font-weight: 800; text-align: center; }

.learning-planner-main { min-width: 0; padding: 24px; }
.learning-project-head { padding: 0 0 22px; border-bottom: 1px solid var(--lp-line); }
.learning-project-head > div:first-child { max-width: 820px; }
.learning-project-head h2 { font-size: clamp(22px, 2.5vw, 31px); }
.learning-project-actions,
.learning-draft-actions,
.learning-task-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.learning-project-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.learning-project-meta span { padding: 6px 9px; border-radius: 8px; background: var(--lp-soft); color: #4a5573; font-size: 12px; font-weight: 700; }
.learning-project-meta .is-deadline { background: #fff1f0; color: #b42318; }

.learning-phase-list { display: grid; gap: 12px; margin-top: 20px; }
.learning-phase { border: 1px solid var(--lp-line); border-radius: 14px; background: #fff; overflow: hidden; }
.learning-phase > summary {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 16px 17px;
  cursor: pointer;
  list-style: none;
}
.learning-phase > summary::-webkit-details-marker { display: none; }
.learning-phase[open] > summary { background: #fafaff; border-bottom: 1px solid var(--lp-line); }
.learning-phase-index { color: var(--lp-accent); font-size: 14px; font-weight: 900; font-variant-numeric: tabular-nums; }
.learning-phase summary span { color: var(--lp-muted); font-size: 11px; font-weight: 700; }
.learning-phase summary h3 { margin: 4px 0; font-size: 17px; }
.learning-phase summary p { margin: 0; color: var(--lp-muted); font-size: 13px; line-height: 1.55; }
.learning-phase-summary-actions { display: grid; justify-items: end; gap: 7px; }
.learning-phase-summary-actions button { white-space: nowrap; }
.learning-phase-tasks { display: grid; }
.learning-phase-empty { padding: 24px; color: var(--lp-muted); text-align: center; }

.learning-task-row {
  display: grid;
  grid-template-columns: 155px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 15px 17px;
  border-bottom: 1px solid #edf0f7;
}
.learning-task-row:last-child { border-bottom: 0; }
.learning-task-row:hover { background: #fcfcff; }
.learning-task-row.is-locked { background: #fafafa; opacity: 0.78; }
.learning-task-row.is-excluded { background: #fffaf5; }
.learning-task-row > time { display: grid; gap: 4px; color: #344054; font-variant-numeric: tabular-nums; }
.learning-task-row > time span { color: var(--lp-muted); font-size: 12px; }
.learning-task-copy { min-width: 0; }
.learning-task-copy header { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; }
.learning-task-copy p { margin: 6px 0 0; color: var(--lp-muted); font-size: 13px; line-height: 1.55; }
.learning-priority,
.learning-hard,
.learning-muted-tag,
.learning-confirmed-badge { padding: 4px 7px; border-radius: 999px; font-size: 11px; font-weight: 800; }
.learning-priority { background: #eef0ff; color: var(--lp-accent-deep); }
.learning-priority.priority-high,
.learning-hard { background: #fff1f0; color: #b42318; }
.learning-priority.priority-medium-high { background: #fff6e8; color: #a15c00; }
.learning-priority.priority-low,
.learning-muted-tag { background: #f2f4f7; color: #667085; }
.danger-quiet { color: #b42318 !important; }

.learning-draft-card { padding: 22px; }
.learning-draft-card.is-empty { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.learning-confirmed-badge { align-self: center; background: #e9f8f3; color: var(--lp-green); }
.learning-draft-days { display: grid; grid-template-columns: repeat(7, minmax(150px, 1fr)); gap: 10px; margin-top: 18px; overflow-x: auto; padding-bottom: 4px; }
.learning-draft-days > section { min-width: 150px; border: 1px solid var(--lp-line); border-radius: 12px; background: #fafbff; overflow: hidden; }
.learning-draft-days > section > header { display: flex; justify-content: space-between; gap: 8px; padding: 10px 11px; border-bottom: 1px solid var(--lp-line); background: #f2f4fd; }
.learning-draft-days > section > header span { color: var(--lp-muted); font-size: 11px; }
.learning-draft-days article { display: grid; gap: 5px; padding: 11px; border-bottom: 1px solid #e7eaf4; }
.learning-draft-days article:last-child { border-bottom: 0; }
.learning-draft-days time { color: var(--lp-accent-deep); font-size: 12px; font-weight: 900; }
.learning-draft-days article div { display: grid; gap: 3px; }
.learning-draft-days article strong { font-size: 13px; line-height: 1.4; }
.learning-draft-days article span { color: var(--lp-muted); font-size: 11px; line-height: 1.4; }
.learning-planner-notice { margin-top: 12px; padding: 12px 14px; border: 1px solid #d9ddf0; border-radius: 11px; background: #f8f9ff; }
.learning-planner-notice.is-warning { border-color: #f6d6ad; background: #fffaf3; }
.learning-planner-notice summary { cursor: pointer; color: #344054; font-weight: 800; }
.learning-planner-notice ul { margin: 10px 0 0; padding-left: 20px; color: var(--lp-muted); font-size: 13px; line-height: 1.7; }

.learning-planning-workspace button:focus-visible,
.learning-planning-workspace input:focus-visible,
.learning-planning-workspace select:focus-visible,
.learning-planning-workspace textarea:focus-visible,
.learning-phase > summary:focus-visible {
  outline: 3px solid rgba(91, 92, 226, 0.25);
  outline-offset: 2px;
}

@media (max-width: 1100px) {
  .learning-planner-hero { align-items: flex-start; flex-direction: column; }
  .learning-planner-week-control { width: 100%; grid-template-columns: auto minmax(140px, 1fr) auto; }
  .learning-planner-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .learning-planner-layout { grid-template-columns: 220px minmax(0, 1fr); }
  .learning-planner-form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .learning-task-row { grid-template-columns: 135px minmax(0, 1fr); }
  .learning-task-actions { grid-column: 2; justify-content: flex-end; }
}

@media (max-width: 780px) {
  .learning-planner-layout { display: block; }
  .learning-track-rail { grid-template-columns: repeat(3, minmax(180px, 1fr)); overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--lp-line); }
  .learning-track-rail::before { display: none; }
  .learning-track-card { min-width: 180px; }
  .learning-planner-main { padding: 18px; }
  .learning-project-head,
  .learning-draft-card > header { flex-direction: column; }
  .learning-project-actions,
  .learning-draft-actions { width: 100%; }
  .learning-phase > summary { grid-template-columns: 34px minmax(0, 1fr); }
  .learning-phase-summary-actions { grid-column: 2; grid-template-columns: auto auto; justify-content: space-between; justify-items: start; }
}

@media (max-width: 560px) {
  .learning-planning-workspace { gap: 12px; }
  .learning-planner-hero,
  .learning-planner-editor,
  .learning-draft-card { padding: 16px; border-radius: 14px; }
  .learning-planner-week-control { grid-template-columns: 1fr; }
  .learning-planner-metrics { grid-template-columns: 1fr 1fr; gap: 8px; }
  .learning-planner-metrics article { min-height: 98px; padding: 13px; }
  .learning-planner-metrics strong { font-size: 20px; }
  .learning-planner-form-grid { grid-template-columns: 1fr; }
  .learning-planner-form-wide { grid-column: auto; }
  .learning-planner-main { padding: 14px; }
  .learning-task-row { grid-template-columns: 1fr; gap: 10px; }
  .learning-task-actions { grid-column: auto; justify-content: flex-start; }
  .learning-phase > summary { padding: 14px 12px; }
  .learning-phase-summary-actions { grid-template-columns: 1fr; }
  .learning-draft-card.is-empty { align-items: stretch; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .learning-planning-workspace * { scroll-behavior: auto !important; transition: none !important; }
}