/* OrbitOS Student Detail + Student Page */

/* Student detail modal grid */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}
.detail-cell {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-3) var(--sp-4);
}
.detail-cell-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-bottom: var(--sp-1);
}
.detail-cell-value {
  font-weight: var(--weight-medium);
  font-size: var(--text-md);
  color: var(--text-primary);
}

/* Guardian list */
.guardian-list {
  display: grid;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}
.guardian-item {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-3) var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.guardian-name { font-weight: var(--weight-medium); }
.guardian-meta { font-size: var(--text-sm); color: var(--text-secondary); }

/* Pass history list */
.history-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}
.history-item {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-3) var(--sp-4);
}
.history-item-top {
  display: flex;
  justify-content: space-between;
  gap: var(--sp-3);
  align-items: flex-start;
}
.history-item-meta {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--sp-2);
}

.history-item-meta strong,
.history-item strong,
.history-item-time,
.history-item-time div {
  color: var(--text-primary);
}
.history-item-time {
  text-align: right;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* Student page layout */
.student-page {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  color: var(--text-primary);
}

.student-workspace-shell {
  gap: 14px;
}

.student-page h2,
.student-page h3,
.student-page strong {
  color: var(--text-primary);
}

.student-page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--sp-3);
  flex-wrap: wrap;
  padding: 2px 2px 6px;
}

.student-workspace-topbar {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.student-workspace-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.student-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
}
.student-summary-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-3) var(--sp-4);
}
.student-summary-value {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  font-family: var(--font-mono);
  line-height: 1;
  margin-bottom: 2px;
}
.student-summary-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.student-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--border-strong);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.04);
  width: 100%;
}

.student-tab {
  border: none;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
  font: inherit;
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  padding: 12px 14px;
  border-radius: 16px;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  min-height: 52px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 2px;
}

.student-tab-title {
  font-size: var(--text-md);
  color: inherit;
}

.student-tab-meta {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.student-tab:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.student-tab.active {
  background: linear-gradient(145deg, rgba(66, 140, 255, 0.34), rgba(66, 140, 255, 0.18));
  color: #ffffff;
  box-shadow: inset 0 0 0 1px rgba(66, 140, 255, 0.28), 0 8px 20px rgba(66, 140, 255, 0.15);
}

.student-tab.active .student-tab-meta {
  color: rgba(255, 255, 255, 0.8);
}

.student-page-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: var(--sp-4);
  align-items: start;
}
.student-page-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--sp-4) var(--sp-5);
  color: var(--text-primary);
}
.student-page-panel h3 {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin: 0 0 var(--sp-3);
}

/* Metric item in the overview panel */
.metric-item {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-3) var(--sp-4);
}
.metric-item + .metric-item { margin-top: var(--sp-2); }
.metric-item-title {
  font-weight: var(--weight-medium);
  margin-bottom: 2px;
  color: var(--text-primary);
}
.metric-item-value {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.student-tab-panel {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  min-height: 420px;
  animation: student-panel-in 180ms var(--ease);
}

@keyframes student-panel-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.student-overview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: var(--sp-4);
  align-items: start;
}

.student-grades-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-4);
}

.student-page-panel strong,
.student-directory-item strong {
  color: var(--text-primary);
}

/* Student filters row */
.student-filters {
  display: flex;
  gap: var(--sp-3);
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: var(--sp-3);
}
.student-filters .input,
.student-filters .select {
  width: auto;
  flex: 0 1 auto;
}

.student-directory-toolbar {
  display: flex;
  gap: var(--sp-3);
  flex-wrap: wrap;
  align-items: center;
}

.student-directory-toolbar .input {
  flex: 1 1 320px;
}

.student-directory-meta {
  margin-top: var(--sp-3);
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.student-directory-panel {
  padding-top: 14px;
  padding-bottom: 14px;
}

.student-switcher-bar {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.015));
}

.student-switcher-main {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
}

.student-switcher-main .input {
  flex: 1 1 auto;
}

.student-switcher-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

.student-switcher-current {
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
}

.student-switcher-current strong {
  color: var(--text-primary);
}

.student-switcher-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.student-switcher-hint {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.student-switcher-results {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.student-directory-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}

.student-directory-item {
  appearance: none;
  width: 100%;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-3) var(--sp-4);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  color: var(--text-primary);
}

.student-directory-item,
.student-directory-item *,
.student-directory-main strong,
.student-directory-open {
  color: var(--text-primary);
}

.student-directory-item-selected {
  border-color: var(--accent-border);
  background: linear-gradient(180deg, rgba(66, 140, 255, 0.12), rgba(66, 140, 255, 0.06));
}

.student-directory-item:hover {
  border-color: var(--accent-border);
  transform: translateY(-1px);
}

.student-directory-main {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  color: var(--text-primary);
}

.student-directory-open {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.student-directory-collapsed {
  margin-top: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
}

@media (max-width: 940px) {
  .student-summary-grid { grid-template-columns: repeat(2, 1fr); }
  .student-switcher-meta { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 768px) {
  .student-tabs { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .student-summary-grid { grid-template-columns: repeat(2, 1fr); }
  .student-page-grid { grid-template-columns: 1fr; }
  .student-overview-grid { grid-template-columns: 1fr; }
  .student-switcher-main { flex-wrap: wrap; }
}