@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --sp-primary: #2563eb;
  --sp-primary-hover: #1d4ed8;
  --sp-primary-light: #eff6ff;
  --sp-success: #10b981;
  --sp-success-light: #ecfdf5;
  --sp-warning: #f59e0b;
  --sp-warning-light: #fffbeb;
  --sp-danger: #ef4444;
  --sp-danger-light: #fef2f2;
  --sp-indigo: #6366f1;
  --sp-indigo-light: #eef2ff;
  --sp-gray-50: #f8fafc;
  --sp-gray-100: #f1f5f9;
  --sp-gray-200: #e2e8f0;
  --sp-gray-300: #cbd5e1;
  --sp-gray-600: #475569;
  --sp-gray-700: #334155;
  --sp-gray-800: #1e293b;
  --sp-gray-900: #0f172a;
  --sp-radius: 12px;
  --sp-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --sp-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

body.sp-workspace-body {
  background-color: #f8fafc;
  font-family: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--sp-gray-800);
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

button, input, select, textarea {
  font-family: inherit;
}

/* Header */
.sp-header {
  background: #ffffff;
  border-bottom: 1px solid var(--sp-gray-200);
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: 0 1px 3px rgba(0,0,0,0.02);
}

.sp-header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sp-header-left, .sp-header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sp-brand-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--sp-gray-900);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sp-badge-workspace {
  background: linear-gradient(135deg, #2563eb, #4f46e5);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.sp-sync-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  background: var(--sp-gray-100);
  color: var(--sp-gray-600);
}

.sp-sync-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sp-success);
}

.sp-sync-dot.syncing {
  background: var(--sp-warning);
  animation: sp-pulse 1.5s infinite;
}

.sp-sync-dot.offline {
  background: var(--sp-danger);
}

/* Main Container */
.sp-main-container {
  max-width: 1400px;
  margin: 1.5rem auto 3rem auto;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Context Banner */
.sp-context-card {
  background: #ffffff;
  border: 1px solid var(--sp-gray-200);
  border-radius: var(--sp-radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--sp-shadow);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.sp-context-info h2 {
  font-size: 1.35rem;
  font-weight: 800;
  margin: 0 0 0.4rem 0;
  color: var(--sp-gray-900);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sp-context-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  color: var(--sp-gray-600);
  font-size: 0.9rem;
  font-weight: 500;
  flex-wrap: wrap;
}

.sp-meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--sp-gray-100);
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  color: var(--sp-gray-700);
}

.sp-req-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
}

.sp-req-badge.record {
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fecaca;
}

.sp-req-badge.practice-only {
  background: #eff6ff;
  color: #2563eb;
  border: 1px solid #bfdbfe;
}

/* Speaking Notice Box */
.sp-notice-box {
  background: linear-gradient(135deg, #f8fafc, #f1f5f9);
  border-left: 4px solid var(--sp-indigo);
  border-radius: 0 8px 8px 0;
  padding: 0.85rem 1.25rem;
  font-size: 0.9rem;
  color: var(--sp-gray-700);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

/* Coach Status Board */
.sp-section-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--sp-gray-900);
  margin: 0 0 1rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sp-coaches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.sp-coach-card {
  background: #ffffff;
  border: 1.5px solid var(--sp-gray-200);
  border-radius: var(--sp-radius);
  padding: 1.15rem;
  box-shadow: var(--sp-shadow);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sp-coach-card:hover {
  box-shadow: var(--sp-shadow-lg);
  transform: translateY(-2px);
}

.sp-coach-card.available {
  border-color: #a7f3d0;
  background: linear-gradient(to bottom right, #ffffff, #f0fdf4);
}

.sp-coach-card.practice {
  border-color: #fde68a;
  background: linear-gradient(to bottom right, #ffffff, #fffbeb);
}

.sp-coach-card.recording {
  border-color: #fca5a5;
  background: linear-gradient(to bottom right, #ffffff, #fef2f2);
}

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

.sp-coach-name {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--sp-gray-900);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.sp-coach-status-pill {
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-transform: uppercase;
}

.sp-coach-status-pill.available {
  background: #d1fae5;
  color: #065f46;
}

.sp-coach-status-pill.practice {
  background: #fef3c7;
  color: #92400e;
}

.sp-coach-status-pill.recording {
  background: #fee2e2;
  color: #991b1b;
}

.sp-coach-task-info {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--sp-gray-200);
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  font-size: 0.875rem;
  color: var(--sp-gray-700);
}

.sp-coach-task-target {
  font-weight: 700;
  color: var(--sp-gray-900);
}

/* Action Bar */
.sp-action-bar {
  background: #ffffff;
  border: 1px solid var(--sp-gray-200);
  border-radius: var(--sp-radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--sp-shadow);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.sp-send-next-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.sp-select {
  padding: 0.6rem 1rem;
  border: 1.5px solid var(--sp-gray-300);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--sp-gray-800);
  background-color: #ffffff;
  outline: none;
  transition: border-color 0.2s ease;
  min-width: 180px;
}

.sp-select:focus {
  border-color: var(--sp-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.sp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.35rem;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.sp-btn-primary {
  background: linear-gradient(135deg, var(--sp-primary), #1d4ed8);
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

.sp-btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #1d4ed8, #1e40af);
  box-shadow: 0 4px 6px rgba(37, 99, 235, 0.3);
  transform: translateY(-1px);
}

.sp-btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.sp-btn-outline {
  background: #ffffff;
  color: var(--sp-gray-700);
  border: 1.5px solid var(--sp-gray-300);
}

.sp-btn-outline:hover:not(:disabled) {
  background: var(--sp-gray-50);
  border-color: var(--sp-gray-400);
}

/* Student Queue Table & Cards */
.sp-queue-container {
  background: #ffffff;
  border: 1px solid var(--sp-gray-200);
  border-radius: var(--sp-radius);
  overflow: hidden;
  box-shadow: var(--sp-shadow);
}

.sp-queue-header {
  padding: 1.15rem 1.5rem;
  border-bottom: 1px solid var(--sp-gray-200);
  background: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.sp-queue-stats {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.sp-stat-chip {
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  background: var(--sp-gray-100);
  color: var(--sp-gray-700);
}

.sp-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.sp-table th {
  background: var(--sp-gray-50);
  color: var(--sp-gray-600);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--sp-gray-200);
}

.sp-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--sp-gray-200);
  font-size: 0.9rem;
  color: var(--sp-gray-800);
  vertical-align: middle;
}

.sp-table tr:hover {
  background-color: #f8fafc;
}

.sp-table tr.carry-over-row {
  background-color: #fffbeb;
}

.sp-table tr.carry-over-row:hover {
  background-color: #fef3c7;
}

.sp-carry-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: #f59e0b;
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sp-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  text-transform: uppercase;
}

.sp-status-badge.waiting {
  background: var(--sp-gray-100);
  color: var(--sp-gray-600);
}

.sp-status-badge.sent {
  background: #ffedd5;
  color: #c2410c;
}

.sp-status-badge.in-progress {
  background: #fef3c7;
  color: #b45309;
}

.sp-status-badge.completed {
  background: #d1fae5;
  color: #047857;
}

.sp-track-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.sp-track-badge.done {
  background: #ecfdf5;
  color: #059669;
}

.sp-track-badge.pending {
  background: #fffbeb;
  color: #d97706;
}

.sp-track-badge.not-required {
  background: var(--sp-gray-100);
  color: var(--sp-gray-400);
}

/* Evaluation Tag Pills */
.sp-eval-tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-top: 0.35rem;
}

.sp-tag-pill {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
}

.sp-tag-pill.strength {
  background: #dcfce7;
  color: #15803d;
}

.sp-tag-pill.improve {
  background: #fee2e2;
  color: #b91c1c;
}

/* Alert Notification */
.sp-alert {
  padding: 1rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sp-alert-danger {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

.sp-alert-warning {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
}

.sp-alert-info {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e40af;
}

/* Empty State */
.sp-empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--sp-gray-600);
}

.sp-empty-icon {
  font-size: 3rem;
  margin-bottom: 0.75rem;
}

@keyframes sp-pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Daily Overview Section */
.sp-daily-overview-section {
  background: #ffffff;
  border: 1px solid var(--sp-gray-200);
  border-radius: var(--sp-radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--sp-shadow);
  transition: all 0.2s ease;
}

.sp-daily-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.sp-daily-title-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sp-daily-icon {
  font-size: 1.6rem;
  background: var(--sp-indigo-light);
  padding: 0.4rem;
  border-radius: 10px;
}

.sp-daily-heading {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--sp-gray-900);
  margin: 0;
}

.sp-daily-subheading {
  font-size: 0.82rem;
  color: var(--sp-gray-600);
  margin: 0.2rem 0 0 0;
}

.sp-daily-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1rem;
}

.sp-daily-grid.collapsed {
  display: none;
}

.sp-daily-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 1.5rem;
  color: var(--sp-gray-600);
  font-size: 0.9rem;
}

.sp-daily-item-card {
  background: #ffffff;
  border: 1.5px solid var(--sp-gray-200);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
  transition: all 0.2s ease;
  position: relative;
}

.sp-daily-item-card:hover {
  border-color: var(--sp-primary);
  box-shadow: 0 6px 12px -2px rgba(37, 99, 235, 0.08);
  transform: translateY(-2px);
}

.sp-daily-item-card.has-speaking {
  border-left: 4px solid var(--sp-primary);
  background: #fdfdfd;
}

.sp-daily-item-card.current-active {
  border-color: var(--sp-primary);
  background: var(--sp-primary-light);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.sp-card-top-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
}

.sp-card-class-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--sp-gray-900);
  margin: 0;
}

.sp-card-meta-line {
  font-size: 0.8rem;
  color: var(--sp-gray-600);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.25rem;
}

.sp-card-meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--sp-gray-100);
  padding: 0.15rem 0.45rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--sp-gray-700);
}

.sp-speaking-content-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  font-size: 0.82rem;
  line-height: 1.45;
}

.sp-speaking-topic-tag {
  font-weight: 700;
  color: var(--sp-indigo);
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.sp-speaking-notice-text {
  color: var(--sp-gray-800);
  white-space: pre-line;
  max-height: 90px;
  overflow-y: auto;
}

.sp-req-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
}

.sp-req-tag.practice-only {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.sp-req-tag.record-only {
  background: #eef2ff;
  color: #4338ca;
  border: 1px solid #c7d2fe;
}

.sp-req-tag.practice-and-record {
  background: #fff7ed;
  color: #c2410c;
  border: 1px solid #fed7aa;
}

.sp-card-bottom-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--sp-gray-200);
}

.sp-stats-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--sp-gray-600);
}

/* Lucide Icon Helpers & Animations */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.sp-daily-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #eff6ff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sp-empty-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #f1f5f9;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.75rem auto;
}

i[data-lucide], svg.lucide {
  vertical-align: middle;
  stroke-width: 2.25;
}