.study-topbar {
  align-items: center;
}

.study-nav {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.study-layout {
  display: grid;
  grid-template-columns: minmax(560px, 900px) minmax(240px, 300px);
  gap: 1.25rem;
  max-width: 1240px;
  margin: 0 auto;
  padding: 1.25rem;
}

.study-work {
  min-width: 0;
}

.study-setup,
.phase-panel,
.study-plan {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 1rem;
}

.study-setup h2,
.study-plan h2,
.study-day-heading h2,
.phase-panel h3 {
  margin: 0.2rem 0 0.65rem;
}

.study-intro {
  margin: 0 0 1rem;
  color: var(--muted);
  max-width: 62ch;
}

.study-setup > label {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
  margin-bottom: 0.35rem;
}

.study-day-heading {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 1rem;
  margin-bottom: 0.8rem;
}

.phase-panel {
  min-height: 360px;
}

.timeline {
  display: grid;
  gap: 0.4rem;
  margin-top: 0.7rem;
}

.timeline-step {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.25rem 0.75rem;
  padding: 0.65rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
}

.timeline-step.active {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(47, 111, 78, 0.08);
}

.timeline-step.done {
  color: var(--text);
}

.timeline-step strong {
  font-size: 0.92rem;
}

.timeline-state {
  grid-column: 1 / -1;
  font-size: 0.78rem;
  text-transform: uppercase;
  font-weight: 700;
}

.trust-note {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.phase-copy {
  color: var(--muted);
  max-width: 70ch;
}

.phase-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.7rem;
  border-radius: 7px;
  padding: 0.7rem 1rem;
  background: var(--accent);
  color: white;
  font-weight: 700;
  text-decoration: none;
}

.button-link.secondary {
  color: var(--accent);
  background: var(--surface);
  border: 1px solid var(--line);
}

.reflection-form {
  display: grid;
  gap: 0.8rem;
}

.reflection-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.reflection-form label,
.guess-form label {
  display: grid;
  gap: 0.3rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.reflection-form input,
.reflection-form select,
.reflection-form textarea,
.guess-form input,
.guess-form textarea {
  width: 100%;
}

textarea {
  min-height: 5.2rem;
  resize: vertical;
}

.game-library {
  display: grid;
  gap: 0.65rem;
  margin-top: 0.85rem;
}

.game-choice {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0.7rem;
}

.game-choice strong {
  display: block;
}

.game-meta {
  color: var(--muted);
  font-size: 0.87rem;
  margin-top: 0.25rem;
}

.guess-layout {
  display: grid;
  grid-template-columns: minmax(300px, 440px) minmax(280px, 1fr);
  gap: 1rem;
  align-items: start;
}

.guess-layout .board {
  max-width: 440px;
}

.guess-header {
  margin-bottom: 0.8rem;
}

.guess-form {
  display: grid;
  gap: 0.65rem;
}

.note-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.reveal-panel {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0.8rem;
  background: rgba(47, 111, 78, 0.08);
}

.source-note {
  color: var(--muted);
  font-size: 0.83rem;
  margin-top: 1rem;
}

@media (max-width: 960px) {
  .study-layout,
  .guess-layout {
    grid-template-columns: 1fr;
  }

  .study-plan {
    order: -1;
  }
}

@media (max-width: 640px) {
  .study-layout {
    padding: 0.65rem;
  }

  .study-day-heading,
  .reflection-row,
  .note-pair {
    display: grid;
    grid-template-columns: 1fr;
  }
}