/* ── Plan page ──────────────────────────────────────────────────── */

.plan-page {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 0 4rem;
  scroll-behavior: smooth;
}

/* Header */
.plan-header {
  background: #fff;
  border-bottom: 2px solid var(--secondary-color);
  padding: 0.75rem 1rem 0.5rem;
  position: sticky;
  top: 0;
  z-index: 10;
}

.plan-date-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.plan-date-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #111;
  text-transform: none;
  margin: 0;
}

.plan-nav-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary-color);
  text-decoration: none;
  white-space: nowrap;
}
.plan-nav-link:hover { text-decoration: underline; }

.plan-program-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.plan-program-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--medium-gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.plan-program-switcher { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.plan-program-link {
  font-size: 0.75rem;
  color: var(--primary-color);
  text-decoration: none;
  border: 1px solid var(--primary-color);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
}

/* Section cards */
.plan-section {
  margin: 1rem 1rem 0;
  background: #fff;
  border-radius: 8px;
  padding: 1rem;
  border: 1px solid #e5e7eb;
}

.plan-section-title {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--medium-gray);
  margin: 0 0 0.5rem;
}

/* Vertical Timeline */
.plan-vtimeline {
  display: flex;
  flex-direction: row;
  gap: 0.5rem;
  height: 200px;
}

.plan-vtimeline-labels {
  display: flex;
  flex-direction: column;
  width: 2.25rem;
  flex-shrink: 0;
}

.plan-vtimeline-label {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding-top: 0.15rem;
  min-height: 0;
  overflow: hidden;
}

.plan-vtimeline-time {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.65rem;
  color: #9ca3af;
  line-height: 1;
  white-space: nowrap;
}

.plan-vtimeline-blocks {
  display: flex;
  flex-direction: column;
  flex: 1;
  border-radius: 6px;
  overflow: hidden;
  gap: 1px;
  background: #e5e7eb;
}

.plan-vtimeline-block {
  display: flex;
  align-items: center;
  padding: 0 0.6rem;
  gap: 0.4rem;
  min-height: 0;
  overflow: hidden;
}

.plan-vtimeline-name {
  font-size: 0.78rem;
  font-weight: 600;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1;
}

.plan-vtimeline-name--link {
  text-decoration: none;
  color: inherit;
}
.plan-vtimeline-name--link:hover { text-decoration: underline; }

.plan-vtimeline-dur {
  font-size: 0.65rem;
  opacity: 0.6;
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1;
}

/* Workout cards */
.plan-workout-card {
  background: #fff;
  border: 2px solid var(--secondary-color);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 0.75rem;
}

.plan-intensity-strip {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.75rem;
  flex-wrap: wrap;
}

.plan-intensity-score { font-size: 1.1rem; font-weight: 800; color: #fff; }

.plan-intensity-label,
.plan-intensity-time,
.plan-intensity-energy {
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.plan-intensity-label::before,
.plan-intensity-time::before,
.plan-intensity-energy::before { content: "·"; margin-right: 0.4rem; }

.plan-workout-body { padding: 0.75rem; }

.plan-workout-name {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.4rem;
  border: none;
  color: #111;
}

.plan-workout-description {
  font-size: 0.85rem;
  line-height: 1.6;
  color: #374151;
  white-space: pre-wrap;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  background: #f8fafc;
  border-radius: 6px;
  padding: 0.6rem 0.75rem;
  margin-bottom: 0.5rem;
}

/* Notes */
.plan-notes { margin-bottom: 0.5rem; }
.plan-notes-group { border-top: 1px solid #f1f5f9; }
.plan-notes-tab {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--medium-gray);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  padding: 0.4rem 0;
  list-style: none;
}
.plan-notes-body {
  font-size: 0.85rem;
  line-height: 1.6;
  color: #374151;
  padding: 0.4rem 0 0.6rem;
  white-space: pre-wrap;
}

/* Elements */
.plan-elements-group { border-top: 1px solid #f1f5f9; margin-top: 0.25rem; }
.plan-elements-summary {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--medium-gray);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  padding: 0.4rem 0;
  list-style: none;
}
.plan-elements-list { padding: 0.25rem 0; }
.plan-element-row { padding: 0.3rem 0; border-top: 1px solid #f9fafb; }
.plan-progression-chain {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.2rem;
  font-size: 0.78rem;
}
.plan-prog-node {
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-weight: 600;
  white-space: nowrap;
}
.plan-prog-prereq  { background: #dbeafe; color: #1e40af; }
.plan-prog-current { background: var(--primary-color); color: #fff; }
.plan-prog-next    { background: #dcfce7; color: #166534; text-decoration: none; }
.plan-prog-arrow   { color: #94a3b8; font-size: 0.7rem; }

/* Warmup */
.plan-warmup { display: flex; flex-direction: column; gap: 0.75rem; }
.plan-warmup-phase-label {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: #374151;
  border-left: 3px solid;
  padding-left: 0.4rem;
  margin-bottom: 0.4rem;
}
.plan-warmup-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.plan-warmup-chip {
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.3rem 0.65rem;
  border: 1.5px solid;
  border-radius: 20px;
  text-decoration: none;
  color: #1e293b;
  background: #f8fafc;
  white-space: nowrap;
}
.plan-warmup-chip:hover { background: #e2e8f0; }
.plan-warmup-empty { font-size: 0.78rem; color: #9ca3af; font-style: italic; margin: 0.2rem 0 0; }

/* ACWR */
.plan-acwr {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  margin-bottom: 0.75rem;
  border: 2px solid;
}
.plan-acwr--sweet_spot    { border-color: #22c55e; background: #f0fdf4; }
.plan-acwr--undertraining { border-color: #94a3b8; background: #f8fafc; }
.plan-acwr--caution       { border-color: #f59e0b; background: #fffbeb; }
.plan-acwr--danger        { border-color: #ef4444; background: #fef2f2; }
.plan-acwr-label { font-size: 0.8rem; font-weight: 700; color: #1e293b; }
.plan-acwr-val   { font-size: 0.72rem; color: #6b7280; margin-left: auto; }

/* Fatigue bars */
.plan-fatigue-list { display: flex; flex-direction: column; gap: 0.4rem; }
.plan-fatigue-row {
  display: grid;
  grid-template-columns: 130px 1fr 70px;
  align-items: center;
  gap: 0.5rem;
}
.plan-fatigue-name { font-size: 0.78rem; font-weight: 500; color: #374151; }
.plan-fatigue-track { height: 8px; background: #f1f5f9; border-radius: 4px; overflow: hidden; }
.plan-fatigue-fill  { height: 100%; border-radius: 4px; }
.plan-fatigue-level { font-size: 0.68rem; color: #6b7280; text-align: right; }

/* Adjacent day panels */
.plan-adjacent { margin-top: 0.5rem; }
.plan-adjacent-summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.6rem 0.75rem;
  background: #f8fafc;
  border-radius: 8px;
  list-style: none;
  font-size: 0.82rem;
}
.plan-adjacent-label {
  font-weight: 700;
  color: var(--medium-gray);
  text-transform: uppercase;
  font-size: 0.68rem;
  letter-spacing: 0.07em;
}
.plan-adjacent-date { font-weight: 600; color: #1e293b; }
.plan-adjacent-count { margin-left: auto; font-size: 0.72rem; color: #6b7280; }
.plan-adjacent-body { padding: 0.5rem 0.75rem; }
.plan-adjacent-workout { padding: 0.5rem 0; border-top: 1px solid #f1f5f9; }
.plan-adjacent-workout-name { font-size: 0.85rem; font-weight: 600; color: var(--primary-color); text-decoration: none; }
.plan-adjacent-elements { font-size: 0.75rem; color: #6b7280; margin: 0.1rem 0; }
.plan-adjacent-muscles { display: flex; flex-wrap: wrap; gap: 0.25rem; margin-top: 0.25rem; }
.plan-adjacent-muscle-chip {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.1rem 0.35rem;
  background: #dbeafe;
  color: #1e40af;
  border-radius: 3px;
}
.plan-adjacent-rest { font-size: 0.82rem; color: #6b7280; padding: 0.4rem 0.75rem; }

/* Plan calendar icon */
.plan-day-icon {
  display: inline-block;
  font-size: 0.7rem;
  opacity: 0.5;
  text-decoration: none;
  margin-left: 0.25rem;
  vertical-align: middle;
  transition: opacity 0.15s;
}
.plan-day-icon:hover { opacity: 1; }

/* Mobile */
@media (max-width: 680px) {
  .plan-page { padding: 0 0 5rem; }
  .plan-section { margin: 0.75rem 0.5rem 0; padding: 0.75rem; }
  .plan-fatigue-row { grid-template-columns: 100px 1fr 55px; }
}

.plan-intensity-tile-wrap {
  padding: 0;
  background: transparent;
}
.plan-intensity-tile-wrap .intensity-tile {
  margin: 0;
  border-radius: 6px;
}