/* ============================================================
   ORALLIA — styles.css
   Batch 1 — First Local Classroom Loop
   ============================================================ */

/* ---- CSS Variables ---- */
:root {
  --color-bg:               #0f1117;
  --color-surface:          #1a1d27;
  --color-surface-raised:   #22263a;
  --color-border:           #2e3248;
  --color-accent:           #6c8ef5;
  --color-accent-hover:     #8ba4f8;
  --color-accent-muted:     rgba(108, 142, 245, 0.15);
  --color-success:          #4caf88;
  --color-warning:          #e8a040;
  --color-danger:           #e05454;
  --color-text-primary:     #e8eaf0;
  --color-text-secondary:   #9aa0b8;
  --color-text-muted:       #5e6480;
  --color-jp-phrase:        #ffffff;
  --color-projection-bg:    #0a0c12;

  --font-sans: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --font-jp:   'Hiragino Sans', 'Noto Sans JP', 'Yu Gothic', sans-serif;

  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;

  --shadow-card: 0 2px 12px rgba(0,0,0,0.35);
  --transition:  0.15s ease;
}

/* ---- Reset ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  color: var(--color-accent-hover);
}

/* ---- App Shell ---- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 0.6rem 1.5rem;
}

.projection-mode .app-header {
  display: none;
}

.app-header-inner {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.app-header-logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: -0.02em;
}

.app-header-sub {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.app-main {
  min-height: calc(100vh - 53px);
  padding-bottom: 5rem;
}

.projection-mode .app-main {
  min-height: 100vh;
  padding-bottom: 0;
}

/* ---- Screen Root ---- */
#screen-root {
  outline: none;
}

/* ---- Teacher Control Bar ---- */
.teacher-control-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 0.5rem 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.teacher-control-bar.hidden {
  display: none;
}

.projection-mode .teacher-control-bar {
  display: none;
}

/* ---- Panels ---- */
.panel {
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* ---- Typography ---- */
.eyebrow {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

h1 {
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.screen-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.screen-note {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* ---- Buttons ---- */
button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 500;
  font-family: var(--font-sans);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-raised);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

button:hover, .button:hover {
  background: var(--color-surface);
  border-color: var(--color-accent);
  color: var(--color-accent-hover);
}

button.primary, .button.primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  font-weight: 600;
}

button.primary:hover, .button.primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #fff;
}

button.secondary, .button.secondary {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

button.secondary:hover, .button.secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ---- Option Grid ---- */
.option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.option-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: 0.4rem;
  padding: 1.25rem 1.1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: left;
  transition: border-color var(--transition), background var(--transition);
  width: 100%;
  min-width: 0;          /* prevent flex/grid blowout */
  max-width: 100%;
  font-family: var(--font-sans);
  /* Override the global button white-space: nowrap */
  white-space: normal;
  overflow-wrap: break-word;
  word-break: normal;
}

.option-card:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-muted);
}

.option-card h2 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: normal;
  overflow-wrap: break-word;
  min-width: 0;
}

.option-card p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin: 0;
  white-space: normal;
  overflow-wrap: break-word;
  word-break: normal;
  line-height: 1.45;
  min-width: 0;
}

/* ---- Workspace Grid ---- */
.workspace-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.workspace-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: 0.35rem;
  padding: 1.5rem 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  text-align: left;
  transition: border-color var(--transition), background var(--transition);
  width: 100%;
  min-width: 0;          /* prevent flex/grid blowout */
  max-width: 100%;
  font-family: var(--font-sans);
  /* Override the global button white-space: nowrap */
  white-space: normal;
  overflow-wrap: break-word;
  word-break: normal;
}

.workspace-card:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-muted);
}

.workspace-card h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-primary);
  white-space: normal;
  overflow-wrap: break-word;
  min-width: 0;
}

.workspace-card p {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin: 0;
  white-space: normal;
  overflow-wrap: break-word;
  word-break: normal;
  line-height: 1.45;
  min-width: 0;
}

/* ---- Trust Box ---- */
.trust-box {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  line-height: 1.8;
}

/* ---- Action Row ---- */
.action-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

/* ---- Notice ---- */
.notice {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* ---- Activity Screen ---- */
.activity-screen {
  max-width: 860px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.activity-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}

.activity-meta h1 {
  font-size: 1.25rem;
}

/* ---- Practice Card ---- */
.practice-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: var(--shadow-card);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-counter {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.card-jp {
  font-family: var(--font-jp);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--color-jp-phrase);
  line-height: 1.3;
  letter-spacing: 0.02em;
}

.card-romaji {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  font-style: italic;
}

.card-romaji.hidden-field,
.card-english.hidden-field,
.card-teacher-prompt.hidden-field {
  display: none;
}

.card-english {
  font-size: 1.1rem;
  color: var(--color-text-primary);
}

.card-teacher-prompt {
  font-size: 0.85rem;
  color: var(--color-accent);
  border-top: 1px solid var(--color-border);
  padding-top: 0.75rem;
  margin-top: 0.25rem;
}

.card-teacher-prompt-label {
  font-weight: 600;
  margin-right: 0.4rem;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}

/* ---- Timer Badge ---- */
.timer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 1.1rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.03em;
}

.timer-badge.running {
  border-color: var(--color-success);
  color: var(--color-success);
}

.timer-badge.paused {
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.timer-badge.finished {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.timer-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}

/* ---- Projection Mode ---- */
.projection-screen {
  min-height: 100vh;
  background: var(--color-projection-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 2rem;
  gap: 2rem;
  position: relative;
}

.projection-timer {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
}

.projection-card {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: center;
  max-width: 900px;
}

.projection-jp {
  font-family: var(--font-jp);
  font-size: 5.5rem;
  font-weight: 700;
  color: var(--color-jp-phrase);
  line-height: 1.2;
  letter-spacing: 0.03em;
}

.projection-romaji {
  font-size: 1.8rem;
  color: var(--color-text-secondary);
  font-style: italic;
}

.projection-english {
  font-size: 1.6rem;
  color: var(--color-text-primary);
}

.projection-romaji.hidden-field,
.projection-english.hidden-field {
  display: none;
}

.exit-projection-button {
  position: absolute;
  bottom: 1.5rem;
  right: 2rem;
}

/* ---- Projection nav controls (Prev / Exit / Next) ---- */
.projection-controls {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.projection-nav-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.8rem;
  font-family: var(--font-sans);
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}

.projection-nav-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 0.8);
}

/* ---- No Print ---- */
@media print {
  .no-print { display: none !important; }
}

/* ---- Responsive ---- */
@media (max-width: 600px) {
  .panel { padding: 1.5rem 1rem; }
  .activity-screen { padding: 1rem; }
  h1 { font-size: 1.35rem; }
  .card-jp { font-size: 2rem; }
  .projection-jp { font-size: 3.5rem; }
  .projection-romaji { font-size: 1.2rem; }
  .projection-english { font-size: 1.1rem; }
  .option-grid { grid-template-columns: 1fr; }
  .workspace-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   BATCH 2 — Custom Card Builder styles
   ============================================================ */

/* ---- Coming Soon note in workspace card ---- */
.coming-soon-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

/* ---- Badges ---- */
.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  line-height: 1.4;
}

.badge-reviewed {
  background: rgba(76, 175, 136, 0.15);
  color: var(--color-success);
  border: 1px solid rgba(76, 175, 136, 0.35);
}

.badge-needs-review {
  background: rgba(232, 160, 64, 0.12);
  color: var(--color-warning);
  border: 1px solid rgba(232, 160, 64, 0.3);
}

/* ---- Custom Card List ---- */
.custom-card-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.custom-card-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.1rem;
  flex-wrap: wrap;
}

.custom-card-row-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.custom-card-jp {
  font-family: var(--font-jp);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-jp-phrase);
  line-height: 1.3;
}

.custom-card-en {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.custom-card-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  flex-shrink: 0;
}

/* ---- Danger button ---- */
button.danger, .button.danger {
  background: transparent;
  border-color: var(--color-danger);
  color: var(--color-danger);
}

button.danger:hover, .button.danger:hover {
  background: rgba(224, 84, 84, 0.12);
}

/* ---- Disabled option card ---- */
.option-card-disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

.option-card-disabled:hover {
  border-color: var(--color-border);
  background: var(--color-surface);
}

/* ---- Card Form ---- */
.card-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  max-width: 600px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.form-field input[type="text"],
.form-field textarea {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.55rem 0.75rem;
  width: 100%;
  transition: border-color var(--transition);
  resize: vertical;
}

.form-field input[type="text"]:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.required {
  color: var(--color-danger);
  margin-left: 0.15rem;
}

.optional {
  color: var(--color-text-muted);
  font-weight: 400;
  font-size: 0.78rem;
}

.field-hint {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ---- Review Checkbox Field ---- */
.form-field-review {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  gap: 0.5rem;
}

.review-label {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-primary);
  line-height: 1.5;
}

.review-label input[type="checkbox"] {
  margin-top: 0.2rem;
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.review-label-jp {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* ---- Form Errors ---- */
.form-errors {
  background: rgba(224, 84, 84, 0.1);
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  color: var(--color-danger);
}

.form-errors.hidden {
  display: none;
}

.form-errors p {
  margin: 0.2rem 0;
}

/* ---- Responsive tweaks for custom card rows ---- */
@media (max-width: 600px) {
  .custom-card-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .custom-card-row-actions {
    width: 100%;
  }
}

/* ============================================================
   BATCH 3 — Plan Practice styles
   ============================================================ */

/* ---- Workspace card meta line (plan count) ---- */
.workspace-card-meta {
  font-size: 0.75rem;
  color: var(--color-accent);
  margin-top: 0.35rem;
  font-weight: 500;
}

/* ---- Plan Preview Card ---- */
.plan-preview-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

/* ---- Plan Meta Grid ---- */
.plan-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.6rem 1rem;
}

.plan-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.plan-meta-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-muted);
}

.plan-meta-item span:last-child {
  font-size: 0.9rem;
  color: var(--color-text-primary);
}

/* ---- Plan Days List (preview) ---- */
.plan-days-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  border-top: 1px solid var(--color-border);
  padding-top: 0.9rem;
}

.plan-day-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  font-size: 0.88rem;
  flex-wrap: wrap;
}

.plan-day-label {
  font-weight: 600;
  color: var(--color-text-primary);
  min-width: 90px;
  flex-shrink: 0;
}

.plan-day-detail {
  color: var(--color-text-secondary);
  white-space: normal;
  word-break: normal;
  overflow-wrap: break-word;
}

/* ---- Saved Plans List ---- */
.plan-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.plan-list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  flex-wrap: wrap;
}

.plan-list-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.plan-list-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  white-space: normal;
  overflow-wrap: break-word;
}

.plan-list-meta {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  white-space: normal;
  overflow-wrap: break-word;
  word-break: normal;
}

.plan-list-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.plan-list-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  flex-shrink: 0;
}

/* ---- Responsive ---- */
@media (max-width: 600px) {
  .plan-list-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .plan-list-actions {
    width: 100%;
  }
  .plan-meta-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================================
   BATCH 4 — Back Up & Restore styles
   ============================================================ */

/* ---- Backup Card ---- */
.backup-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.5rem;
  flex-wrap: wrap;
}

.backup-card-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 0;
  flex: 1;
}

.backup-card-info h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-primary);
  white-space: normal;
}

.backup-card-info p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  white-space: normal;
  overflow-wrap: break-word;
  line-height: 1.5;
  margin: 0;
}

.backup-status {
  font-size: 0.78rem !important;
  color: var(--color-accent) !important;
  font-weight: 500;
}

.backup-note {
  font-size: 0.78rem !important;
  color: var(--color-text-muted) !important;
}

.backup-btn {
  flex-shrink: 0;
  padding: 0.6rem 1.25rem !important;
  font-size: 0.9rem !important;
  white-space: nowrap;
}

/* ---- Export Feedback Banner ---- */
.export-feedback {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.45;
}

.export-feedback.hidden {
  display: none;
}

.export-feedback-success {
  background: rgba(76, 175, 136, 0.12);
  border: 1px solid rgba(76, 175, 136, 0.35);
  color: var(--color-success);
}

.export-feedback-error {
  background: rgba(224, 84, 84, 0.1);
  border: 1px solid var(--color-danger);
  color: var(--color-danger);
}

.export-feedback-countdown {
  display: block;
  font-size: 0.78rem;
  font-weight: 400;
  opacity: 0.75;
  margin-top: 0.35rem;
}

/* ---- Responsive ---- */
@media (max-width: 600px) {
  .backup-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .backup-btn {
    width: 100%;
  }
}

/* ============================================================
   BATCH 5 — Guided Writing styles
   ============================================================ */

/* ---- Step Progress Dots ---- */
.gw-step-progress {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  padding: 0.25rem 0;
}

.gw-step-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
  flex-shrink: 0;
  transition: background var(--transition);
}

.gw-step-dot-done {
  background: var(--color-success);
}

.gw-step-dot-active {
  background: var(--color-accent);
  transform: scale(1.3);
}

/* ---- Guided Writing Instruction ---- */
.gw-instruction {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  border-top: 1px solid var(--color-border);
  padding-top: 0.75rem;
  margin-top: 0.5rem;
  line-height: 1.5;
}

.gw-instruction-label {
  font-weight: 700;
  color: var(--color-accent);
  margin-right: 0.4rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.gw-cue {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  font-style: italic;
  margin-top: 0.4rem;
}

/* ---- Step Navigation Controls ---- */
.gw-step-controls {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.gw-step-controls button[disabled] {
  opacity: 0.35;
  cursor: not-allowed;
}

/* ---- Guided Writing Projection ---- */
.gw-projection-screen {
  gap: 1.5rem;
}

.gw-projection-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
}

.gw-projection-step-label {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: -0.02em;
  line-height: 1;
}

.gw-projection-step-jp {
  font-family: var(--font-jp);
  font-size: 1.5rem;
  color: var(--color-text-secondary);
}

.gw-projection-cue {
  font-size: 1.4rem;
  color: var(--color-text-secondary);
  font-style: italic;
  text-align: center;
  max-width: 700px;
}

/* ---- Projection nav active state ---- */
.projection-nav-btn-active {
  background: rgba(108, 142, 245, 0.2) !important;
  border-color: var(--color-accent) !important;
  color: var(--color-accent) !important;
}

/* ---- Responsive ---- */
@media (max-width: 600px) {
  .gw-step-controls { flex-direction: column; align-items: stretch; }
  .gw-projection-step-label { font-size: 2.5rem; }
  .gw-projection-cue { font-size: 1rem; }
}

/* ============================================================
   BATCH 6 — Stroke Reference + Photo Upload styles
   ============================================================ */

/* ---- Photo upload area in card form ---- */
.photo-upload-area {
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
}

.photo-upload-btn {
  background: var(--color-surface-raised) !important;
  border: 1px solid var(--color-accent) !important;
  color: var(--color-accent) !important;
  padding: 0.6rem 1.1rem !important;
  font-size: 0.9rem !important;
  white-space: normal !important;
}

.photo-preview-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.photo-preview-thumb {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-accent);
}

.photo-preview-actions {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

/* ---- Crop tool ---- */
.crop-container {
  max-width: 100%;
  overflow: hidden;
}

.crop-canvas {
  max-width: 100%;
  cursor: crosshair;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  display: block;
}

.crop-preview-wrap {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.crop-preview-wrap.hidden {
  display: none;
}

.crop-preview-img {
  width: 160px;
  height: 160px;
  object-fit: cover;
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

/* ---- Guided Writing Projection layout ---- */
.gw-projection-layout {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
  justify-content: center;
  width: 100%;
  max-width: 1100px;
  flex-wrap: wrap;
}

.gw-ref-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.gw-ref-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-weight: 600;
}

.gw-ref-container {
  width: 200px;
  height: 200px;
  background: rgba(255,255,255,0.05);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.gw-ref-loading {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.gw-ref-kanjivg {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: invert(1) brightness(1.5);  /* white on dark bg */
}

.gw-ref-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gw-ref-svg {
  width: 90%;
  height: 90%;
  color: rgba(255,255,255,0.9);
}

.gw-ref-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem;
  text-align: center;
}

.gw-ref-char {
  font-family: var(--font-jp);
  font-size: 3rem;
  color: rgba(255,255,255,0.3);
}

.gw-ref-hint {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.gw-ref-source-indicator {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-align: center;
  min-height: 1rem;
}

.gw-ref-source-btns {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: center;
}

.gw-projection-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  flex: 1;
  min-width: 280px;
}

/* ---- Planning note ---- */
.gw-planning-note {
  background: rgba(108, 142, 245, 0.08);
  border: 1px solid rgba(108, 142, 245, 0.25);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-top: 0.5rem;
}

.gw-planning-note strong {
  color: var(--color-accent);
}

.gw-planning-note em {
  color: var(--color-text-primary);
  font-style: italic;
}

/* ---- Responsive ---- */
@media (max-width: 700px) {
  .gw-projection-layout { flex-direction: column; align-items: center; }
  .gw-ref-container { width: 150px; height: 150px; }
}

/* ============================================================
   BATCH 7 — AI Suggest Phrase styles
   ============================================================ */

.ai-suggest-section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ai-suggest-trigger {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.ai-suggest-btn {
  background: linear-gradient(135deg, var(--color-surface-raised), var(--color-surface)) !important;
  border: 1px solid var(--color-accent) !important;
  color: var(--color-accent) !important;
  font-weight: 600 !important;
  white-space: nowrap !important;
}

.ai-suggest-btn:hover {
  background: var(--color-accent-muted) !important;
}

.ai-suggest-note {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  white-space: normal;
  overflow-wrap: break-word;
}

.ai-suggest-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ai-suggest-panel.hidden {
  display: none;
}

/* ---- AI Result Card ---- */
.ai-result-card {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ai-result-jp {
  font-family: var(--font-jp);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-jp-phrase);
  line-height: 1.3;
}

.ai-result-row {
  display: flex;
  gap: 0.6rem;
  font-size: 0.88rem;
  align-items: baseline;
  flex-wrap: wrap;
}

.ai-result-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-accent);
  min-width: 70px;
  flex-shrink: 0;
}

.ai-suggest-result {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ai-suggest-result.hidden {
  display: none;
}

.ai-suggest-error {
  font-size: 0.85rem;
  color: var(--color-danger);
  padding: 0.5rem 0;
}

.ai-suggest-error.hidden {
  display: none;
}

/* ============================================================
   BATCH 8 — AI Companion styles
   ============================================================ */

/* ---- AI card on workspace home ---- */
.workspace-card-ai {
  border-color: var(--color-accent) !important;
  background: linear-gradient(135deg, var(--color-surface-raised), var(--color-surface)) !important;
  position: relative;
  overflow: hidden;
}

.workspace-card-ai::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(74,111,212,0.08), transparent);
  pointer-events: none;
}

.workspace-card-ai h2 {
  color: var(--color-accent) !important;
}

/* ---- Session code badge ---- */
#session-code-badge {
  font-family: var(--font-base);
  transition: opacity 0.2s;
}

#session-code-badge:hover {
  opacity: 0.8;
}