/* student.css — Per-student schedule view (v1.1).
   Three-pane layout: toolbar on top, main schedule pane on the left,
   contact/notes pane on the right. */

#student-view,
#coverage-view {
  flex: 1;
  display: grid;
  grid-template-rows: auto 1fr;
  grid-template-columns: 1fr 320px;
  grid-template-areas:
    "toolbar toolbar"
    "main    side";
  gap: 12px;
  padding: 12px 16px;
  overflow: hidden;
  min-height: 0;
}
#student-view[hidden],
#coverage-view[hidden] { display: none; }

/* Selected row in the Coverage Needed list — the contact pane mirrors
   this row, so the highlight needs to be obvious without competing with
   the cover fill colour underneath. */
.coverage-main .student-row.is-selected {
  outline: 2px solid var(--color-primary);
  outline-offset: -1px;
}

.student-toolbar {
  grid-area: toolbar;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 10px 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.student-toolbar-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.student-toolbar-spacer { flex: 1; }

.student-picker-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

#student-picker {
  font-family: inherit;
  font-size: 12px;
  padding: 4px 8px;
  width: 240px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  background: var(--color-surface);
}
#student-picker:focus {
  outline: none;
  border-color: var(--color-primary);
}

.student-picker-active {
  font-size: 11px;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  user-select: none;
}

.student-fetch-status {
  font-size: 11px;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.student-date-range {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.student-date-label {
  font-size: 11px;
  color: var(--color-text-muted);
}
.student-date-input {
  font-family: inherit;
  font-size: 11px;
  padding: 3px 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  background: var(--color-surface);
}
.student-date-input:focus {
  outline: none;
  border-color: var(--color-primary);
}
.student-date-clear {
  margin-left: 2px;
}

body.is-read-only .student-new-booking-btn,
body.is-read-only .student-bulk-cancel-btn { display: none; }

/* Disabled (no student selected, or no upcoming appts) — kept visible so
   schedulers see the affordance, but unclickable. */
.student-new-booking-btn[disabled],
.student-bulk-cancel-btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

.student-mode-toggle {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.student-mode-btn {
  font-family: inherit;
  font-size: 11px;
  padding: 4px 10px;
  background: var(--color-surface);
  color: var(--color-text-muted);
  border: none;
  border-right: 1px solid var(--color-border);
  cursor: pointer;
}
.student-mode-btn:last-child { border-right: none; }
.student-mode-btn.is-active {
  background: var(--color-primary);
  color: #fff;
}

.student-main {
  grid-area: main;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: auto;
  min-height: 0;
  padding: 16px;
}

.student-side {
  grid-area: side;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: auto;
  min-height: 0;
  padding: 16px;
}

.student-empty {
  color: var(--color-text-muted);
  font-size: 12px;
  text-align: center;
  padding: 40px 20px;
  font-style: italic;
}

.student-empty-retry {
  display: inline-block;
  margin-left: 8px;
  padding: 4px 10px;
  font-size: 11px;
  font-style: normal;
  color: var(--color-primary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
}
.student-empty-retry:hover { background: var(--color-primary-light); }

/* ── Skeleton loader (phase 10) ─────────────────────────────────────────────
   Shown in place of the schedule pane during a first-time student load.
   Refresh-of-current-student keeps the prior rows visible with .is-refreshing
   instead — see student.js _renderSchedule. */
@keyframes skel-shimmer {
  0%   { background-position: -200px 0; }
  100% { background-position: calc(200px + 100%) 0; }
}
.skel-bar {
  display: inline-block;
  height: 10px;
  border-radius: 3px;
  background: linear-gradient(
    90deg,
    var(--color-primary-light) 0%,
    rgba(255,255,255,0.85) 50%,
    var(--color-primary-light) 100%
  );
  background-size: 200px 100%;
  background-repeat: no-repeat;
  animation: skel-shimmer 1.2s linear infinite;
  vertical-align: middle;
}
.student-row-skel,
.student-cal-chip-skel {
  cursor: default;
  pointer-events: none;
  background: var(--appt-default, #fff);
}
.student-cal-chip-skel {
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  padding: 2px 6px;
}
.student-main.is-refreshing {
  opacity: 0.65;
  transition: opacity 0.15s ease;
}
@media (prefers-reduced-motion: reduce) {
  .skel-bar { animation: none; }
}

.student-week + .student-week { margin-top: 14px; }

.student-week-header {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  padding: 4px 4px 4px;
  margin-bottom: 2px;
  border-bottom: 1px solid var(--color-border);
}

/* Shared column template — header + rows align via the same grid. */
.student-list-header,
.student-row {
  display: grid;
  grid-template-columns: 110px 80px 70px minmax(120px, 1.2fr) minmax(110px, 1fr) minmax(120px, 1.4fr) 32px;
  gap: 10px;
  align-items: center;
  padding: 4px 10px;
  font-size: 12px;
}

.student-row-action {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  opacity: 0;
  transition: opacity 0.1s ease, color 0.1s ease, border-color 0.1s ease;
}
.student-row:hover .student-row-action,
.student-row:focus-within .student-row-action {
  opacity: 1;
}
.student-row-action:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}
body.is-read-only .student-row-action { display: none; }

.student-list-header {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 6px;
  margin-bottom: 6px;
  position: sticky;
  top: 0;
  background: var(--color-surface);
  z-index: 1;
}

.student-row {
  margin-bottom: 2px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--appt-default, #fff);
  cursor: pointer;
  transition: box-shadow 0.1s ease;
  min-height: 28px;
}
.student-row:hover {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}
.student-row:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}
.student-row.is-dashed { border-style: dashed; }

/* Reuse the same fill tokens the day-grid cards use, so colour is consistent. */
.student-row.is-high        { background: var(--appt-importance-high); }
.student-row.is-cover       { background: var(--appt-cover); }
.student-row.is-sick        { background: var(--appt-sick); }
.student-row.is-online      { background: var(--appt-online); }
.student-row.is-nsn         { background: var(--appt-nsn); }
.student-row.is-unavailable { background: var(--appt-unavailable); }

.student-cell {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.student-cell-date { font-weight: 600; color: var(--color-text); }
.student-cell-dur  { color: var(--color-text-muted); font-size: 11px; }

.student-cell-loc {
  display: flex;
  align-items: center;
  gap: 6px;
}
.student-cell-loc-text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Override the day-grid's absolute-positioned icon so it sits in the row
   cell instead of floating in the bottom-right corner of an appt card. */
.student-row .appt-card-loc {
  position: static;
  width: 20px;
  height: 20px;
  background: transparent;
  border-radius: 0;
  display: block;
  flex-shrink: 0;
}

.student-contact-card {
  font-size: 12px;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.student-contact-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--color-border);
}
.student-contact-name {
  font-weight: 700;
  font-size: 14px;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.student-contact-meta { color: var(--color-text-muted); font-style: italic; }

.student-contact-actions {
  display: flex;
  gap: 6px;
}
.student-contact-btn {
  font-family: inherit;
  font-size: 11px;
  padding: 4px 10px;
  background: var(--color-primary);
  color: #fff;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.student-contact-btn:hover:not(:disabled) {
  filter: brightness(1.05);
}
.student-contact-btn:disabled {
  opacity: 0.5;
  cursor: default;
}
.student-contact-btn.is-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}
.student-contact-edit {
  background: transparent;
  color: var(--color-primary-dark);
  border-color: var(--color-border);
}

body.is-read-only .student-contact-edit,
body.is-read-only .student-contact-actions { display: none; }

.student-contact-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.student-contact-section {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.student-contact-section-title {
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}
.student-contact-section-name {
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--color-text);
}

.student-contact-fields {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.student-contact-field {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 8px;
  align-items: center;
}
.student-contact-field-label {
  font-size: 11px;
  color: var(--color-text-muted);
}
.student-contact-field-value {
  font-size: 12px;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.student-contact-field-value a {
  color: var(--color-primary-dark);
  text-decoration: none;
}
.student-contact-field-value a:hover { text-decoration: underline; }
.student-contact-empty { color: var(--color-text-muted); }

.student-contact-input,
.student-contact-textarea {
  font-family: inherit;
  font-size: 12px;
  padding: 4px 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  width: 100%;
  box-sizing: border-box;
}
.student-contact-input:focus,
.student-contact-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.student-contact-textarea {
  resize: vertical;
  font-family: inherit;
}

.student-contact-richtext {
  font-family: inherit;
  font-size: 12px;
  padding: 6px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  min-height: 40px;
  max-height: 240px;
  overflow-y: auto;
  white-space: normal;
  word-wrap: break-word;
}
.student-contact-richtext:focus {
  outline: none;
  border-color: var(--color-primary);
}
.student-contact-richtext > *:first-child { margin-top: 0; }
.student-contact-richtext > *:last-child  { margin-bottom: 0; }
.student-contact-richtext p,
.student-contact-richtext div { margin: 0 0 4px; }

.student-contact-note {
  font-size: 12px;
  color: var(--color-text);
  white-space: normal;
  word-wrap: break-word;
  padding: 4px 0;
}
.student-contact-note.is-empty { color: var(--color-text-muted); }
/* SP rich-text wraps lines in <p>/<div> with default browser margins —
   collapse them so notes don't have huge gaps between paragraphs. */
.student-contact-note > *:first-child { margin-top: 0; }
.student-contact-note > *:last-child  { margin-bottom: 0; }
.student-contact-note p,
.student-contact-note div { margin: 0 0 4px; }

.student-contact-subsite {
  font-size: 11px;
  color: var(--color-primary-dark);
  text-decoration: none;
  word-break: break-all;
}
.student-contact-subsite:hover { text-decoration: underline; }

/* ── Calendar view (phase 5) ──────────────────────────────────────────────
   Mon–Sat month grid. Cells reuse --appt-* fill tokens via Grid.fillModifier
   so a chip's colour matches its day-grid card. */
.student-cal {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
}

.student-cal-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 2px 2px 6px;
  border-bottom: 1px solid var(--color-border);
}
.student-cal-nav {
  display: inline-flex;
  gap: 4px;
}
.student-cal-btn {
  font-family: inherit;
  font-size: 11px;
  padding: 3px 10px;
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.student-cal-btn:hover { background: var(--color-primary-light); }
.student-cal-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
}

.student-cal-weekdays {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 4px;
  padding: 0 2px;
}
.student-cal-weekday {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  padding: 2px 4px;
}

.student-cal-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(96px, 1fr);
  gap: 4px;
  flex: 1;
  min-height: 0;
}

.student-cal-cell {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 4px 5px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  overflow: hidden;
  min-height: 0;
}
.student-cal-cell:hover {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}
.student-cal-cell:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}
.student-cal-cell.is-other-month {
  background: transparent;
  border-color: transparent;
  cursor: default;
}
.student-cal-cell.is-other-month:hover { box-shadow: none; }
.student-cal-cell.is-other-month .student-cal-date { color: var(--color-text-muted); opacity: 0.5; }
.student-cal-cell.is-today {
  border-color: var(--color-primary);
  box-shadow: inset 0 0 0 1px var(--color-primary);
}
.student-cal-cell.is-today .student-cal-date {
  color: var(--color-primary);
  font-weight: 700;
}

.student-cal-date {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1;
}

.student-cal-chips {
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow: hidden;
  flex: 1;
  min-height: 0;
}

.student-cal-chip {
  font-size: 10px;
  line-height: 1.2;
  padding: 2px 5px;
  border-radius: 3px;
  border: 1px solid var(--color-border);
  background: var(--appt-default, #fff);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}
.student-cal-chip:hover { filter: brightness(0.97); }
.student-cal-chip.is-dashed { border-style: dashed; }
.student-cal-chip.is-high        { background: var(--appt-importance-high); }
.student-cal-chip.is-cover       { background: var(--appt-cover); }
.student-cal-chip.is-sick        { background: var(--appt-sick); }
.student-cal-chip.is-online      { background: var(--appt-online); }
.student-cal-chip.is-nsn         { background: var(--appt-nsn); }
.student-cal-chip.is-unavailable { background: var(--appt-unavailable); }
.student-cal-chip-time    { font-weight: 600; }
.student-cal-chip-teacher { color: var(--color-text); }

.student-cal-more {
  font-size: 10px;
  color: var(--color-text-muted);
  padding: 0 5px;
  font-style: italic;
}

/* Header nav link */
#nav-student {
  font-family: inherit;
  font-size: 11px;
  color: var(--color-primary-dark);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  cursor: pointer;
}
#nav-student:hover { background: var(--color-primary-light); }
#nav-student.is-active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* Modal styles (bulk-cancel, switch-teacher, confirmation-email) moved to
   css/modals.css in Wave 8 (~260 lines). */