/* ==========================================================================
   Skill Orbit India — Ultra Premium Teacher Workspace & LMS Design System
   Matches Theme: Indigo (#4f46e5), Violet (#7c3aed), Orange Accent (#f97316)
   ========================================================================== */

/* Root tokens specific to Teacher Hub */
:root {
  --t-primary: #4f46e5;
  --t-primary-hover: #4338ca;
  --t-secondary: #7c3aed;
  --t-accent: #f97316;
  --t-accent-glow: rgba(249, 115, 22, 0.25);
  --t-emerald: #10b981;
  --t-rose: #f43f5e;
  --t-sky: #0284c7;
  --t-amber: #f59e0b;
  --t-card-bg: rgba(255, 255, 255, 0.85);
  --t-card-border: rgba(99, 102, 241, 0.16);
  --t-card-hover-border: rgba(99, 102, 241, 0.35);
  --t-card-shadow: 0 10px 30px -8px rgba(79, 70, 229, 0.08), 0 4px 12px -2px rgba(15, 23, 42, 0.04);
  --t-card-shadow-hover: 0 20px 45px -10px rgba(79, 70, 229, 0.18), 0 10px 20px -3px rgba(15, 23, 42, 0.08);
  --t-badge-bg: rgba(79, 70, 229, 0.08);
}

[data-theme="dark"] {
  --t-card-bg: rgba(17, 23, 43, 0.82);
  --t-card-border: rgba(148, 163, 184, 0.16);
  --t-card-hover-border: rgba(124, 58, 237, 0.45);
  --t-card-shadow: 0 10px 30px -8px rgba(0, 0, 0, 0.45);
  --t-card-shadow-hover: 0 20px 50px -10px rgba(79, 70, 229, 0.3), 0 0 20px rgba(124, 58, 237, 0.2);
  --t-badge-bg: rgba(99, 102, 241, 0.2);
}

/* ==========================================================================
   1. TEACHER WORKSPACE SIDEBAR
   ========================================================================== */
.dash-sidebar.teacher-sidebar {
  position: sticky;
  top: 5.5rem;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  background: var(--t-card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--t-card-border);
  box-shadow: var(--t-card-shadow);
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  transition: all 0.3s ease;
}

/* Teacher Profile mini-card at top of sidebar */
.teacher-profile-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(124, 58, 237, 0.05) 100%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}

.teacher-avatar-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.05rem;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
  flex-shrink: 0;
  position: relative;
}

.teacher-status-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #22c55e;
  border: 2px solid var(--bg-elevated);
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.6);
}

.teacher-profile-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.teacher-name {
  font-size: 0.92rem;
  font-weight: 700;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text);
}

.teacher-badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: #4f46e5;
  background: rgba(79, 70, 229, 0.12);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  margin-top: 0.2rem;
  width: fit-content;
}

[data-theme="dark"] .teacher-badge-tag {
  color: #a5b4fc;
  background: rgba(99, 102, 241, 0.25);
}

/* Nav Links */
.teacher-nav-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.teacher-nav-heading {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--text-muted);
  margin: 0 0 0.4rem 0.35rem;
}

.teacher-nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid transparent;
  position: relative;
}

.teacher-nav-link:hover {
  background: linear-gradient(90deg, rgba(79, 70, 229, 0.08), rgba(124, 58, 237, 0.04));
  color: var(--primary-from);
  transform: translateX(3px);
  border-color: rgba(99, 102, 241, 0.15);
}

.teacher-nav-link.active {
  background: linear-gradient(90deg, rgba(79, 70, 229, 0.14), rgba(124, 58, 237, 0.08));
  color: var(--primary-from);
  font-weight: 700;
  border-color: rgba(99, 102, 241, 0.28);
  box-shadow: 0 2px 10px rgba(79, 70, 229, 0.08);
}

.teacher-nav-link.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18%;
  bottom: 18%;
  width: 4px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, #4f46e5, #f97316);
  box-shadow: 0 0 8px rgba(79, 70, 229, 0.6);
}

.t-icon-box {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.teacher-nav-link:hover .t-icon-box,
.teacher-nav-link.active .t-icon-box {
  transform: scale(1.12);
}

/* Icon box themes */
.t-icon-indigo { background: rgba(79, 70, 229, 0.12); color: #4f46e5; }
.t-icon-violet { background: rgba(124, 58, 237, 0.12); color: #7c3aed; }
.t-icon-blue   { background: rgba(2, 132, 199, 0.12); color: #0284c7; }
.t-icon-rose   { background: rgba(244, 63, 94, 0.12); color: #f43f5e; }
.t-icon-amber  { background: rgba(245, 158, 11, 0.12); color: #d97706; }
.t-icon-emerald{ background: rgba(16, 185, 129, 0.12); color: #10b981; }
.t-icon-purple { background: rgba(139, 92, 246, 0.12); color: #8b5cf6; }
.t-icon-cyan   { background: rgba(6, 182, 212, 0.12); color: #06b6d4; }

[data-theme="dark"] .t-icon-indigo { background: rgba(79, 70, 229, 0.25); color: #818cf8; }
[data-theme="dark"] .t-icon-violet { background: rgba(124, 58, 237, 0.25); color: #a78bfa; }
[data-theme="dark"] .t-icon-blue   { background: rgba(2, 132, 199, 0.25); color: #38bdf8; }
[data-theme="dark"] .t-icon-rose   { background: rgba(244, 63, 94, 0.25); color: #fb7185; }
[data-theme="dark"] .t-icon-amber  { background: rgba(245, 158, 11, 0.25); color: #fbbf24; }
[data-theme="dark"] .t-icon-emerald{ background: rgba(16, 185, 129, 0.25); color: #34d399; }
[data-theme="dark"] .t-icon-purple { background: rgba(139, 92, 246, 0.25); color: #c084fc; }
[data-theme="dark"] .t-icon-cyan   { background: rgba(6, 182, 212, 0.25); color: #22d3ee; }

/* Micro pills in sidebar */
.t-nav-pill {
  margin-left: auto;
  font-size: 0.72rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.1);
  color: var(--text-muted);
  font-weight: 600;
}

.teacher-nav-link.active .t-nav-pill {
  background: #4f46e5;
  color: #ffffff;
}

/* Sidebar Impact Card */
.teacher-impact-card {
  margin-top: auto;
  padding: 1.1rem;
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(79, 70, 229, 0.08) 0%, rgba(249, 115, 22, 0.06) 100%);
  border: 1px solid rgba(99, 102, 241, 0.18);
  position: relative;
  overflow: hidden;
}

.teacher-impact-card::before {
  content: "";
  position: absolute;
  top: -20px;
  right: -20px;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.t-impact-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: var(--text-muted);
  margin: 0 0 0.35rem;
}

.t-impact-stat {
  font-size: 1.65rem;
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--text);
  margin: 0;
  line-height: 1.1;
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.t-impact-stat small {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
}

.t-impact-bar {
  margin-top: 0.65rem;
  height: 6px;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.15);
  overflow: hidden;
}

.t-impact-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #4f46e5, #f97316);
  width: 75%;
}

/* ==========================================================================
   2. HERO WELCOME BANNER (DASHBOARD)
   ========================================================================== */
.teacher-hero-banner {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 2rem 2.25rem;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.12) 0%, rgba(124, 58, 237, 0.09) 50%, rgba(249, 115, 22, 0.08) 100%), var(--bg-elevated);
  border: 1px solid rgba(99, 102, 241, 0.22);
  box-shadow: var(--shadow-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.teacher-hero-banner::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.16) 0%, transparent 70%);
  pointer-events: none;
}

.teacher-hero-content {
  max-width: 620px;
  position: relative;
  z-index: 1;
}

.teacher-hero-greeting {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #4f46e5;
  background: rgba(79, 70, 229, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

[data-theme="dark"] .teacher-hero-greeting {
  color: #a5b4fc;
  background: rgba(99, 102, 241, 0.2);
}

.teacher-hero-title {
  font-size: 2.15rem;
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  background: linear-gradient(135deg, var(--text) 30%, #4f46e5 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.teacher-hero-sub {
  font-size: 0.98rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
  line-height: 1.55;
}

.teacher-hero-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  color: #ffffff !important;
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.35);
  transition: all 0.25s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(79, 70, 229, 0.45);
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  background: var(--bg-elevated);
  color: var(--text) !important;
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
  transition: all 0.22s ease;
}

.btn-hero-secondary:hover {
  border-color: #4f46e5;
  color: #4f46e5 !important;
  transform: translateY(-2px);
}

/* ==========================================================================
   3. STATS STRIP
   ========================================================================== */
.teacher-stats-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.15rem;
  margin: 1.25rem 0 1.5rem;
}

.teacher-stat-card {
  padding: 1.15rem 1.25rem;
  border-radius: var(--radius-md);
  background: var(--t-card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--t-card-border);
  box-shadow: var(--t-card-shadow);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.teacher-stat-card:hover {
  transform: translateY(-3px);
  border-color: var(--t-card-hover-border);
  box-shadow: var(--t-card-shadow-hover);
}

.teacher-stat-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.teacher-stat-data {
  display: flex;
  flex-direction: column;
}

.teacher-stat-num {
  font-size: 1.65rem;
  font-weight: 800;
  font-family: var(--font-display);
  line-height: 1.1;
  color: var(--text);
}

.teacher-stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.15rem;
}

/* ==========================================================================
   4. THE 7 OUTSTANDING INTERACTIVE FEATURE CARDS
   ========================================================================== */
.teacher-grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.35rem;
  margin: 1.5rem 0 2rem;
}

.t-feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.65rem 1.5rem;
  border-radius: var(--radius-lg);
  background: var(--t-card-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--t-card-border);
  box-shadow: var(--t-card-shadow);
  text-decoration: none;
  color: var(--text);
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  cursor: pointer;
}

.t-feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, transparent);
  transition: all 0.3s ease;
}

.t-feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--t-card-shadow-hover);
  border-color: var(--t-card-hover-border);
}

/* Specific Card Themes on Hover */
.t-card-course::before    { background: linear-gradient(90deg, #4f46e5, #7c3aed); }
.t-card-manager::before   { background: linear-gradient(90deg, #0284c7, #2563eb); }
.t-card-live::before      { background: linear-gradient(90deg, #f43f5e, #fb7185); }
.t-card-recorded::before  { background: linear-gradient(90deg, #f59e0b, #d97706); }
.t-card-notes::before     { background: linear-gradient(90deg, #10b981, #059669); }
.t-card-quizzes::before   { background: linear-gradient(90deg, #8b5cf6, #6366f1); }
.t-card-hr::before        { background: linear-gradient(90deg, #06b6d4, #0284c7); }

.t-feature-card:hover::before {
  height: 5px;
}

.t-card-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.15rem;
}

.t-card-icon-big {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.65rem;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.05);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.t-feature-card:hover .t-card-icon-big {
  transform: scale(1.1) rotate(2deg);
}

.t-card-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  border: 1px solid transparent;
}

.t-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.t-card-arrow {
  font-size: 1.15rem;
  color: var(--text-muted);
  transition: all 0.25s ease;
  transform: translateX(-4px);
  opacity: 0.7;
}

.t-feature-card:hover .t-card-arrow {
  transform: translateX(2px);
  opacity: 1;
  color: #4f46e5;
}

.t-card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0 0 1.25rem;
  flex-grow: 1;
}

.t-card-footer {
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.t-card-action-text {
  font-weight: 600;
  color: #4f46e5;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: gap 0.2s ease;
}

.t-feature-card:hover .t-card-action-text {
  gap: 0.55rem;
}

/* Pulsing radar dot for Live card */
.live-radar-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #f43f5e;
  box-shadow: 0 0 0 rgba(244, 63, 94, 0.4);
  animation: pulse-radar 1.5s infinite;
  margin-right: 0.35rem;
}

@keyframes pulse-radar {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(244, 63, 94, 0.7); }
  70% { transform: scale(1.15); box-shadow: 0 0 0 8px rgba(244, 63, 94, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(244, 63, 94, 0); }
}

/* ==========================================================================
   5. TEACHER DATA TABLES & RECENT COURSES
   ========================================================================== */
.t-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 2rem 0 1rem;
}

.t-section-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0;
  font-family: var(--font-display);
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.t-search-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.45rem 1rem;
  box-shadow: var(--shadow-xs);
  min-width: 260px;
}

.t-search-box input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 0.88rem;
  color: var(--text);
  width: 100%;
}

.t-modern-table-card {
  border-radius: var(--radius-lg);
  background: var(--t-card-bg);
  backdrop-filter: blur(14px);
  border: 1px solid var(--t-card-border);
  box-shadow: var(--t-card-shadow);
  overflow: hidden;
}

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

.t-table th {
  padding: 0.95rem 1.25rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--text-muted);
  background: rgba(99, 102, 241, 0.04);
  border-bottom: 1px solid var(--border-soft);
}

.t-table td {
  padding: 1.05rem 1.25rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text);
  vertical-align: middle;
}

.t-table tr:last-child td {
  border-bottom: none;
}

.t-table tr:hover td {
  background: rgba(79, 70, 229, 0.03);
}

.t-course-thumb {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  object-fit: cover;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
}

.t-badge-published {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(34, 197, 94, 0.12);
  color: #15803d;
}

[data-theme="dark"] .t-badge-published {
  background: rgba(34, 197, 94, 0.25);
  color: #4ade80;
}

.t-badge-draft {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(245, 158, 11, 0.12);
  color: #b45309;
}

[data-theme="dark"] .t-badge-draft {
  background: rgba(245, 158, 11, 0.25);
  color: #fbbf24;
}

/* ==========================================================================
   6. SUB-PAGE SHELL & ACTION BARS
   ========================================================================== */
.t-subpage-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-soft);
}

.t-subpage-title-wrap {
  display: flex;
  flex-direction: column;
}

.t-subpage-title {
  font-size: 1.85rem;
  font-weight: 800;
  font-family: var(--font-display);
  margin: 0 0 0.25rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.t-subpage-sub {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin: 0;
}

.t-subpage-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
}

/* Course Tabs / Sub Navigation Pill Bar */
.t-pill-tabs {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-surface);
  padding: 0.3rem;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

.t-pill-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.t-pill-tab:hover {
  color: var(--text);
  background: rgba(79, 70, 229, 0.06);
}

.t-pill-tab.active {
  background: var(--bg-elevated);
  color: #4f46e5;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  font-weight: 700;
}

/* ==========================================================================
   7. FORM ENHANCEMENTS (CREATE COURSE, RECORDED, LIVE, QUIZ)
   ========================================================================== */
.t-form-card {
  border-radius: var(--radius-lg);
  background: var(--t-card-bg);
  backdrop-filter: blur(14px);
  border: 1px solid var(--t-card-border);
  box-shadow: var(--t-card-shadow);
  padding: 2rem;
}

.t-form-section {
  padding-bottom: 1.75rem;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--border-soft);
}

.t-form-section:last-child {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}

.t-section-badge-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--text);
  margin-bottom: 0.35rem;
}

.t-section-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
}

.t-form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.t-form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 768px) {
  .t-form-grid-2,
  .t-form-grid-3 {
    grid-template-columns: 1fr;
  }
}

.t-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.t-field-label {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.t-field-label small {
  text-transform: none;
  font-weight: 400;
  color: var(--text-muted);
}

.t-input,
.t-textarea,
.t-select {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.92rem;
  font-family: var(--font-sans);
  transition: all 0.2s ease;
  outline: none;
}

.t-input:focus,
.t-textarea:focus,
.t-select:focus {
  border-color: #4f46e5;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* File Dropzones */
.t-dropzone {
  border: 2px dashed rgba(99, 102, 241, 0.35);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  text-align: center;
  background: linear-gradient(180deg, rgba(79, 70, 229, 0.02) 0%, rgba(124, 58, 237, 0.04) 100%);
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
}

.t-dropzone:hover {
  border-color: #4f46e5;
  background: rgba(79, 70, 229, 0.06);
}

.t-dropzone input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.t-dropzone-icon {
  font-size: 2.25rem;
  color: #4f46e5;
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   8. VISUAL MCQ QUIZ BUILDER
   ========================================================================== */
.t-quiz-builder {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.t-mcq-card {
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-soft);
  position: relative;
  transition: all 0.2s ease;
}

.t-mcq-card:hover {
  border-color: rgba(99, 102, 241, 0.35);
}

.t-mcq-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
}

.t-mcq-num {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #4f46e5;
  background: rgba(79, 70, 229, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

.t-mcq-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin-top: 0.85rem;
}

@media (max-width: 600px) {
  .t-mcq-options-grid {
    grid-template-columns: 1fr;
  }
}

.t-option-input-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-elevated);
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.t-option-input-wrap input[type="radio"] {
  accent-color: #4f46e5;
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.t-option-input-wrap input[type="text"] {
  border: none;
  background: transparent;
  outline: none;
  width: 100%;
  font-size: 0.88rem;
  color: var(--text);
}

/* ==========================================================================
   9. DIGITAL PUNCH CLOCK (HR)
   ========================================================================== */
.t-punch-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(249, 115, 22, 0.06) 100%), var(--bg-elevated);
  border: 1px solid rgba(99, 102, 241, 0.2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.t-digital-clock {
  font-size: 2.25rem;
  font-weight: 800;
  font-family: var(--font-display);
  letter-spacing: 0.05em;
  color: #4f46e5;
  line-height: 1;
}

[data-theme="dark"] .t-digital-clock {
  color: #818cf8;
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .teacher-hero-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
  }
  .teacher-hero-title {
    font-size: 1.65rem;
  }
  .teacher-grid-cards {
    grid-template-columns: 1fr;
  }
}