/**
 * Flight Apprentice - Instructor Portal Styles
 *
 * Loaded on top of dashboard-styles.css (shared design system).
 * Overrides the primary accent color within .fa-instructor-portal scope
 * to visually distinguish instructor context from learner context.
 *
 * @package FlightApprentice
 * @since 1.0.0
 */

/* ============================================
   Instructor Portal Color Override
   Deep navy accent — professional, distinct from learner red
   ============================================ */
.fa-instructor-portal {
    --fa-primary: #0D1821;
    --fa-primary-hover: #1a2e3d;
    --fa-primary-light: #eff6ff;
}

/* Navy-tinted grid background for instructor context */
body:has(.fa-instructor-portal) {
    background-image:
        linear-gradient(rgba(13, 24, 33, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(13, 24, 33, 0.02) 1px, transparent 1px) !important;
    background-size: 40px 40px !important;
    background-color: #f9fafb !important;
}

.fa-instructor-portal::before {
    background-image:
        linear-gradient(rgba(13, 24, 33, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(13, 24, 33, 0.02) 1px, transparent 1px);
}

/* Progress bar gradient in green */
.fa-instructor-portal .fa-progress-fill {
    background: linear-gradient(90deg, #10b981, #34d399);
}


/* ============================================
   Instructor Portal Hero Adjustments
   ============================================ */
.fa-ip-hero {
    grid-template-columns: 1fr 380px;
}

.fa-ip-hero .fa-hero-welcome {
    justify-content: flex-start !important;
    align-items: flex-start !important;
    text-align: left !important;
}

/* Instructor Code Card */
.fa-ip-code-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.fa-ip-code-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin: 0.75rem 0;
}

.fa-ip-code {
    font-size: 2rem;
    font-weight: 800;
    color: var(--fa-primary);
    letter-spacing: 0.05em;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}

.fa-ip-code-copy {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: var(--fa-bg);
    border: 1px solid var(--fa-border);
    border-radius: var(--fa-radius-sm);
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    transition: var(--fa-transition);
    color: var(--fa-text-light);
    font-size: 0.8125rem;
    font-weight: 500;
}

.fa-ip-code-copy:hover {
    background: var(--fa-primary-light);
    border-color: var(--fa-primary);
    color: var(--fa-primary);
}

.fa-ip-code-copy.fa-copied {
    background: var(--fa-success-light);
    border-color: var(--fa-success);
    color: var(--fa-success);
}

.fa-ip-code-help {
    font-size: 0.8125rem;
    color: var(--fa-text-muted);
    margin: 0;
    line-height: 1.5;
}

.fa-ip-flight-school {
    font-size: 0.75rem;
    color: var(--fa-text-light);
    margin: 0.5rem 0 0;
    font-weight: 500;
}


/* ============================================
   Students Widget & Controls
   ============================================ */
.fa-ip-content {
    margin-top: 0.5rem;
}

.fa-ip-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.fa-ip-search-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.fa-ip-search-icon {
    position: absolute;
    left: 0.75rem;
    color: var(--fa-text-muted);
    pointer-events: none;
}

.fa-ip-search {
    padding: 0.5rem 0.75rem 0.5rem 2.25rem;
    border: 1px solid var(--fa-border);
    border-radius: var(--fa-radius-sm);
    font-size: 0.8125rem;
    color: var(--fa-text);
    background: var(--fa-bg);
    width: 220px;
    transition: var(--fa-transition);
    outline: none;
}

.fa-ip-search:focus {
    border-color: var(--fa-primary);
    background: var(--fa-bg-white);
    box-shadow: 0 0 0 3px rgba(13, 24, 33, 0.1);
}

.fa-ip-search::placeholder {
    color: var(--fa-text-muted);
}

/* Student count badge */
.fa-ip-student-count {
    font-size: 0.75rem;
    vertical-align: middle;
}


/* ============================================
   Student Table
   ============================================ */
.fa-ip-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.fa-ip-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.fa-ip-th {
    text-align: left;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--fa-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--fa-border-light);
    white-space: nowrap;
    user-select: none;
}

.fa-ip-th-sortable {
    cursor: pointer;
    transition: var(--fa-transition);
}

.fa-ip-th-sortable:hover {
    color: var(--fa-primary);
}

.fa-ip-th-sortable.fa-sort-active {
    color: var(--fa-primary);
}

.fa-ip-sort-icon {
    display: inline-block;
    vertical-align: middle;
    margin-left: 0.25rem;
    opacity: 0.4;
    transition: var(--fa-transition);
}

.fa-ip-th-sortable:hover .fa-ip-sort-icon,
.fa-ip-th-sortable.fa-sort-active .fa-ip-sort-icon {
    opacity: 1;
}

.fa-ip-th-sortable.fa-sort-desc .fa-ip-sort-icon {
    transform: rotate(180deg);
}

/* Table rows */
.fa-ip-tr {
    cursor: pointer;
    transition: var(--fa-transition);
}

.fa-ip-tr:hover {
    background: var(--fa-bg);
}

.fa-ip-tr:active {
    background: var(--fa-primary-light);
}

.fa-ip-td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--fa-border-light);
    font-size: 0.875rem;
    color: var(--fa-text);
    vertical-align: middle;
}

/* Student name cell */
.fa-ip-student-cell {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.fa-ip-student-avatar {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--fa-border-light);
}

.fa-ip-student-name {
    font-weight: 600;
    color: var(--fa-heading);
    line-height: 1.3;
}

.fa-ip-student-email {
    font-size: 0.75rem;
    color: var(--fa-text-muted);
}

/* Course list in table cell */
.fa-ip-course-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
}

.fa-ip-course-tag {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 500;
    padding: 0.125rem 0.5rem;
    border-radius: 100px;
    background: var(--fa-bg);
    color: var(--fa-text-light);
    border: 1px solid var(--fa-border-light);
    white-space: nowrap;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Progress bar in table */
.fa-ip-progress-cell {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    min-width: 120px;
}

.fa-ip-progress-bar {
    flex: 1;
    height: 6px;
    background: var(--fa-border);
    border-radius: 100px;
    overflow: hidden;
    min-width: 60px;
}

.fa-ip-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #34d399);
    border-radius: 100px;
    transition: width 0.4s ease;
}

.fa-ip-progress-text {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--fa-text);
    white-space: nowrap;
    min-width: 32px;
}

/* Status badges */
.fa-ip-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.625rem;
    border-radius: 100px;
    white-space: nowrap;
}

.fa-ip-status-active {
    background: var(--fa-success-light);
    color: #059669;
}

.fa-ip-status-inactive {
    background: var(--fa-warning-light);
    color: #d97706;
}

.fa-ip-status-completed {
    background: #dbeafe;
    color: #2563eb;
}

.fa-ip-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}

.fa-ip-status-active .fa-ip-status-dot {
    background: #059669;
}

.fa-ip-status-inactive .fa-ip-status-dot {
    background: #d97706;
}

.fa-ip-status-completed .fa-ip-status-dot {
    background: #2563eb;
}

/* Activity date */
.fa-ip-activity-date {
    font-size: 0.8125rem;
    color: var(--fa-text-light);
    white-space: nowrap;
}


/* ============================================
   Loading & Spinner
   ============================================ */
.fa-ip-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    color: var(--fa-text-muted);
    gap: 1rem;
}

.fa-ip-loading p {
    margin: 0;
    font-size: 0.875rem;
}

.fa-ip-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--fa-border);
    border-top-color: var(--fa-primary);
    border-radius: 50%;
    animation: fa-ip-spin 0.7s linear infinite;
}

@keyframes fa-ip-spin {
    to { transform: rotate(360deg); }
}

@keyframes fa-ip-fadeIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* ============================================
   Student Detail View
   ============================================ */

/* Back button */
/* Back button — explicit styles to override BuddyBoss button defaults */
.fa-ip-back-btn,
.fa-ip-back-btn:link,
.fa-ip-back-btn:visited {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: var(--fa-primary-light);
    border: 1px solid var(--fa-border-light);
    border-radius: var(--fa-radius);
    color: var(--fa-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    padding: 0.5rem 1rem;
    margin-bottom: 1rem;
    transition: var(--fa-transition);
    text-decoration: none;
    box-shadow: none;
    outline: none;
}

.fa-ip-back-btn:hover,
.fa-ip-back-btn:focus {
    background: var(--fa-primary);
    color: #fff;
    border-color: var(--fa-primary);
    transform: translateX(-2px);
    box-shadow: none;
    text-decoration: none;
}

/* Student header in detail view */
.fa-ip-student-header {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--fa-bg-white);
    border-radius: var(--fa-radius);
    border: 1px solid var(--fa-border-light);
    box-shadow: var(--fa-shadow-sm);
    margin-bottom: 1.5rem;
}

.fa-ip-detail-avatar {
    width: 64px;
    height: 64px;
    min-width: 64px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--fa-border-light);
}

.fa-ip-detail-info {
    flex: 1;
}

.fa-ip-detail-name {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--fa-heading);
    margin: 0 0 0.25rem;
    line-height: 1.3;
}

.fa-ip-detail-meta {
    font-size: 0.8125rem;
    color: var(--fa-text-light);
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.fa-ip-detail-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

/* Detail grid layout */
.fa-ip-detail-grid {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 1.5rem;
    align-items: start;
}

.fa-ip-detail-main {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    min-width: 0;
}

.fa-ip-detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}


/* ============================================
   Course Detail Accordions
   ============================================ */
.fa-ip-courses-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.fa-ip-course-accordion {
    border: 1px solid var(--fa-border-light);
    border-radius: var(--fa-radius-sm);
    overflow: hidden;
}

.fa-ip-course-accordion[open] {
    border-color: var(--fa-border);
}

.fa-ip-course-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1rem;
    cursor: pointer;
    list-style: none;
    background: var(--fa-bg);
    transition: var(--fa-transition);
    gap: 1rem;
}

.fa-ip-course-summary::-webkit-details-marker {
    display: none;
}

.fa-ip-course-summary::marker {
    display: none;
}

.fa-ip-course-summary:hover {
    background: var(--fa-border-light);
}

.fa-ip-course-summary-left {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
    min-width: 0;
}

.fa-ip-course-summary-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--fa-heading);
}

.fa-ip-course-summary-meta {
    font-size: 0.75rem;
    color: var(--fa-text-muted);
}

.fa-ip-course-summary-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.fa-ip-course-summary-pct {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--fa-primary);
}

.fa-ip-course-summary-bar {
    width: 80px;
    height: 6px;
    background: var(--fa-border);
    border-radius: 100px;
    overflow: hidden;
}

.fa-ip-course-summary-fill {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #34d399);
    border-radius: 100px;
}

/* Lesson list inside accordion */
.fa-ip-lesson-list {
    padding: 0.5rem;
    background: var(--fa-bg-white);
    border-top: 1px solid var(--fa-border-light);
}

.fa-ip-lesson-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    border-radius: 4px;
}

.fa-ip-lesson-item:hover {
    background: var(--fa-bg);
}

.fa-ip-lesson-icon {
    width: 18px;
    height: 18px;
    min-width: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fa-ip-lesson-icon-complete {
    color: var(--fa-success);
}

.fa-ip-lesson-icon-incomplete {
    color: var(--fa-border);
}

.fa-ip-lesson-title {
    flex: 1;
    color: var(--fa-text);
}

.fa-ip-lesson-item.fa-ip-lesson-complete .fa-ip-lesson-title {
    color: var(--fa-text-light);
}

.fa-ip-course-activity {
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    color: var(--fa-text-muted);
    border-top: 1px solid var(--fa-border-light);
    background: var(--fa-bg);
}


/* ============================================
   Quiz Results in Detail View
   ============================================ */
.fa-ip-quizzes-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.fa-ip-quiz-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: var(--fa-bg);
    border-radius: var(--fa-radius-sm);
    border-left: 3px solid var(--fa-success);
}

.fa-ip-quiz-row.fa-ip-quiz-failed {
    border-left-color: var(--fa-warning);
}

.fa-ip-quiz-info {
    flex: 1;
    min-width: 0;
}

.fa-ip-quiz-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--fa-heading);
    margin: 0 0 0.125rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.fa-ip-quiz-meta {
    font-size: 0.75rem;
    color: var(--fa-text-muted);
}

.fa-ip-quiz-score {
    font-size: 1rem;
    font-weight: 700;
    white-space: nowrap;
}

.fa-ip-quiz-pass {
    color: var(--fa-success);
}

.fa-ip-quiz-fail {
    color: var(--fa-warning);
}


/* ============================================
   Notes Widget
   ============================================ */
.fa-ip-note-form {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--fa-border-light);
}

.fa-ip-note-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--fa-border);
    border-radius: var(--fa-radius-sm);
    font-size: 0.8125rem;
    color: var(--fa-text);
    background: var(--fa-bg);
    resize: vertical;
    min-height: 70px;
    font-family: inherit;
    transition: var(--fa-transition);
    margin-bottom: 0.625rem;
    box-sizing: border-box;
}

.fa-ip-note-input:focus {
    outline: none;
    border-color: var(--fa-primary);
    background: var(--fa-bg-white);
    box-shadow: 0 0 0 3px rgba(13, 24, 33, 0.1);
}

.fa-ip-note-submit {
    width: 100%;
}

.fa-ip-notes-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 500px;
    overflow-y: auto;
    padding-right: 0.25rem;
}

.fa-ip-note-item {
    padding: 0.75rem;
    background: var(--fa-bg);
    border-radius: var(--fa-radius-sm);
    border-left: 3px solid var(--fa-primary);
}

.fa-ip-note-content {
    font-size: 0.8125rem;
    color: var(--fa-text);
    line-height: 1.5;
    margin: 0 0 0.5rem;
    white-space: pre-wrap;
}

.fa-ip-note-date {
    font-size: 0.6875rem;
    color: var(--fa-text-muted);
}

.fa-ip-notes-empty {
    text-align: center;
    padding: 1.5rem 0.5rem;
    color: var(--fa-text-muted);
    font-size: 0.8125rem;
}


/* ============================================
   Activity Feed
   ============================================ */
.fa-ip-activity-list {
    display: flex;
    flex-direction: column;
    max-height: 400px;
    overflow-y: auto;
    padding-right: 0.25rem;
}

.fa-ip-activity-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem;
    border-bottom: 1px solid var(--fa-border-light);
    transition: var(--fa-transition);
}

.fa-ip-activity-item:last-child {
    border-bottom: none;
}

.fa-ip-activity-item:hover {
    background: var(--fa-bg);
}

.fa-ip-activity-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.125rem;
}

.fa-ip-activity-icon-complete {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.fa-ip-activity-icon-started {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.fa-ip-activity-icon-quiz {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

.fa-ip-activity-icon-default {
    background: var(--fa-bg);
    color: var(--fa-text-muted);
}

.fa-ip-activity-content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.fa-ip-activity-desc {
    font-size: 0.8125rem;
    color: var(--fa-text);
    line-height: 1.4;
}

.fa-ip-activity-time {
    font-size: 0.6875rem;
    color: var(--fa-text-muted);
}


/* ============================================
   BuddyBoss Messaging
   ============================================ */

/* Override BuddyBoss heavy widget title for messaging + activity */
.fa-ip-message-widget .fa-widget-title,
.fa-ip-activity-widget .fa-widget-title {
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0;
}

.fa-ip-message-form {
    padding: 0.75rem 1rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.fa-ip-message-subject {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--fa-border);
    border-radius: var(--fa-radius-sm);
    font-size: 0.8125rem;
    color: var(--fa-text);
    background: var(--fa-bg);
    font-family: inherit;
    transition: var(--fa-transition);
    box-sizing: border-box;
}

.fa-ip-message-subject:focus {
    outline: none;
    border-color: var(--fa-primary);
    background: var(--fa-bg-white);
    box-shadow: 0 0 0 3px rgba(13, 24, 33, 0.1);
}

.fa-ip-message-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--fa-border);
    border-radius: var(--fa-radius-sm);
    font-size: 0.8125rem;
    color: var(--fa-text);
    background: var(--fa-bg);
    resize: vertical;
    min-height: 70px;
    font-family: inherit;
    transition: var(--fa-transition);
    box-sizing: border-box;
}

.fa-ip-message-input:focus {
    outline: none;
    border-color: var(--fa-primary);
    background: var(--fa-bg-white);
    box-shadow: 0 0 0 3px rgba(13, 24, 33, 0.1);
}

.fa-ip-message-submit {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.25rem;
}

.fa-ip-message-status {
    padding: 0.625rem 1rem;
    font-size: 0.8125rem;
    border-radius: var(--fa-radius-sm);
    margin: 0 1rem 1rem;
    text-align: center;
}

.fa-ip-message-success {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.fa-ip-message-error {
    background: rgba(220, 38, 38, 0.08);
    color: #dc2626;
    border: 1px solid rgba(220, 38, 38, 0.15);
}


/* ============================================
   Registration Page
   ============================================ */
.fa-registration-page {
    padding-top: 0;
    padding-bottom: 0;
    min-height: 100vh;
}

.fa-reg-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: calc(100vh - 80px);
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
}

/* Left info panel */
.fa-reg-info {
    padding: 3rem 3rem 3rem 1.5rem;
}

.fa-reg-info-inner {
    max-width: 480px;
    margin-left: auto;
}

.fa-reg-badge {
    display: inline-block;
    background: var(--fa-primary-light);
    color: var(--fa-primary);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-bottom: 1.5rem;
}

.fa-reg-headline {
    font-size: 2rem;
    font-weight: 800;
    color: var(--fa-heading);
    line-height: 1.2;
    margin: 0 0 1rem;
}

.fa-reg-subtext {
    font-size: 1rem;
    color: var(--fa-text-light);
    line-height: 1.6;
    margin: 0 0 2rem;
}

.fa-reg-features {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    margin-bottom: 2rem;
}

.fa-reg-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9375rem;
    color: var(--fa-text);
}

.fa-reg-feature svg {
    color: var(--fa-primary);
    flex-shrink: 0;
}

.fa-reg-note {
    font-size: 0.875rem;
    color: var(--fa-text-muted);
}

.fa-reg-note a {
    color: var(--fa-primary);
    text-decoration: none;
    font-weight: 500;
}

.fa-reg-note a:hover {
    text-decoration: underline;
}

/* Right form panel */
.fa-reg-form-area {
    padding: 3rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fa-reg-card {
    width: 100%;
    max-width: 440px;
    padding: 2rem;
    overflow: hidden;
}

.fa-reg-form-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--fa-heading);
    margin: 0 0 0.375rem;
}

.fa-reg-form-subtitle {
    font-size: 0.875rem;
    color: var(--fa-text-muted);
    margin: 0 0 1.5rem;
}

/* Errors */
.fa-reg-errors {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--fa-radius-sm);
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
}

.fa-reg-error {
    font-size: 0.8125rem;
    color: #dc2626;
    margin: 0;
    line-height: 1.5;
}

.fa-reg-error + .fa-reg-error {
    margin-top: 0.25rem;
}

/* Form fields */
.fa-reg-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.fa-reg-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.fa-reg-field {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.fa-reg-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--fa-heading);
}

.fa-required {
    color: #dc2626;
}

.fa-reg-input {
    width: 100%;
    box-sizing: border-box;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--fa-border);
    border-radius: var(--fa-radius-sm);
    font-size: 0.875rem;
    color: var(--fa-text);
    background: var(--fa-bg-white);
    transition: var(--fa-transition);
    font-family: inherit;
}

.fa-reg-input:focus {
    outline: none;
    border-color: var(--fa-primary);
    box-shadow: 0 0 0 3px rgba(13, 24, 33, 0.1);
}

.fa-reg-input::placeholder {
    color: var(--fa-text-muted);
}

.fa-reg-divider {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--fa-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0.25rem 0;
}

.fa-reg-divider::before,
.fa-reg-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--fa-border-light);
}

.fa-reg-submit {
    margin-top: 0.5rem;
    padding: 0.875rem;
    font-size: 0.9375rem;
}

.fa-reg-terms {
    font-size: 0.75rem;
    color: var(--fa-text-muted);
    text-align: center;
    margin: 1rem 0 0;
    line-height: 1.5;
}

.fa-reg-terms a {
    color: var(--fa-primary);
    text-decoration: none;
}

.fa-reg-terms a:hover {
    text-decoration: underline;
}


/* ============================================
   Learner Dashboard: Instructor Link Widget
   (Added to the Account widget area)
   ============================================ */
.fa-instructor-link-section {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--fa-border-light);
}

.fa-instructor-link-label {
    font-size: 0.7rem;
    color: var(--fa-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.375rem;
}

.fa-instructor-link-form {
    display: flex;
    gap: 0.375rem;
}

.fa-instructor-link-input {
    flex: 1;
    padding: 0.5rem 0.625rem;
    border: 1px solid var(--fa-border);
    border-radius: 6px;
    font-size: 0.8125rem;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--fa-text);
    background: var(--fa-bg-white);
    min-width: 0;
}

.fa-instructor-link-input:focus {
    outline: none;
    border-color: #0D1821;
    box-shadow: 0 0 0 2px rgba(13, 24, 33, 0.15);
}

.fa-instructor-link-input::placeholder {
    color: var(--fa-text-muted);
    text-transform: none;
    font-family: inherit;
    letter-spacing: normal;
}

.fa-instructor-link-submit {
    padding: 0.5rem 0.75rem;
    background: #0D1821;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--fa-transition);
    white-space: nowrap;
}

.fa-instructor-link-submit:hover {
    background: #1a2e3d;
}

.fa-instructor-link-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Linked instructor display */
.fa-instructor-linked {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.fa-instructor-linked-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--fa-heading);
}

.fa-instructor-linked-school {
    font-size: 0.75rem;
    color: var(--fa-text-muted);
}

.fa-instructor-unlink {
    font-size: 0.6875rem;
    color: var(--fa-text-muted);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem 0.375rem;
    border-radius: 4px;
    transition: var(--fa-transition);
}

.fa-instructor-unlink:hover {
    color: #dc2626;
    background: #fef2f2;
}

/* Feedback messages */
.fa-instructor-link-msg {
    font-size: 0.75rem;
    margin-top: 0.375rem;
    line-height: 1.4;
}

.fa-instructor-link-msg.fa-msg-success {
    color: var(--fa-success);
}

.fa-instructor-link-msg.fa-msg-error {
    color: #dc2626;
}


/* ============================================
   Responsive: Instructor Portal
   ============================================ */
@media (max-width: 1280px) {
    .fa-ip-detail-grid {
        grid-template-columns: 1fr 320px;
    }
}

@media (max-width: 1024px) {
    .fa-ip-hero {
        grid-template-columns: 1fr;
    }

    .fa-ip-detail-grid {
        grid-template-columns: 1fr;
    }

    .fa-ip-detail-sidebar {
        order: -1;
    }

    /* Registration */
    .fa-reg-container {
        grid-template-columns: 1fr;
    }

    .fa-reg-info {
        padding: 2rem 1.5rem 0;
        text-align: center;
    }

    .fa-reg-info-inner {
        max-width: 520px;
        margin: 0 auto;
    }

    .fa-reg-features {
        align-items: center;
    }

    .fa-reg-form-area {
        padding: 2rem 1.5rem 3rem;
    }

    .fa-reg-card {
        max-width: 520px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .fa-ip-hero .fa-hero-welcome {
        padding: 1rem 0;
    }

    .fa-ip-code {
        font-size: 1.5rem;
    }

    .fa-ip-controls {
        width: 100%;
    }

    .fa-ip-search {
        width: 100%;
    }

    /* Student table → card layout on mobile */
    .fa-ip-table thead {
        display: none;
    }

    .fa-ip-table,
    .fa-ip-table tbody,
    .fa-ip-table tr,
    .fa-ip-table td {
        display: block;
        width: 100%;
    }

    .fa-ip-tr {
        padding: 1rem;
        margin-bottom: 0.75rem;
        background: var(--fa-bg-white);
        border-radius: var(--fa-radius-sm);
        border: 1px solid var(--fa-border-light);
        box-shadow: var(--fa-shadow-sm);
    }

    .fa-ip-tr:hover {
        border-color: var(--fa-primary);
    }

    .fa-ip-td {
        padding: 0.25rem 0;
        border-bottom: none;
    }

    .fa-ip-td:first-child {
        padding-bottom: 0.5rem;
        margin-bottom: 0.5rem;
        border-bottom: 1px solid var(--fa-border-light);
    }

    .fa-ip-td::before {
        content: attr(data-label);
        font-size: 0.65rem;
        font-weight: 600;
        color: var(--fa-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        display: block;
        margin-bottom: 0.25rem;
    }

    .fa-ip-td:first-child::before {
        display: none;
    }

    /* Detail view adjustments */
    .fa-ip-student-header {
        flex-direction: column;
        text-align: center;
    }

    .fa-ip-detail-meta {
        justify-content: center;
    }

    /* Registration */
    .fa-reg-row {
        grid-template-columns: 1fr;
    }

    .fa-reg-headline {
        font-size: 1.5rem;
    }

    .fa-reg-info {
        padding: 1.5rem 1rem 0;
    }

    .fa-reg-form-area {
        padding: 1.5rem 1rem 2rem;
    }
}

@media (max-width: 480px) {
    .fa-ip-code-display {
        flex-direction: column;
    }

    .fa-ip-code {
        font-size: 1.375rem;
    }

    .fa-reg-card {
        padding: 1.25rem;
    }
}


/* ============================================
   Dark Mode Support
   ============================================ */
.bb-dark-theme .fa-instructor-portal,
[data-theme="dark"] .fa-instructor-portal {
    --fa-primary: #60a5fa;
    --fa-primary-hover: #3b82f6;
    --fa-primary-light: rgba(13, 24, 33, 0.15);
}

.bb-dark-theme .fa-ip-progress-fill,
[data-theme="dark"] .fa-ip-progress-fill,
.bb-dark-theme .fa-ip-course-summary-fill,
[data-theme="dark"] .fa-ip-course-summary-fill {
    background: linear-gradient(90deg, #10b981, #34d399);
}

.bb-dark-theme .fa-reg-errors,
[data-theme="dark"] .fa-reg-errors {
    background: rgba(220, 38, 38, 0.1);
    border-color: rgba(220, 38, 38, 0.3);
}

.bb-dark-theme .fa-ip-status-active,
[data-theme="dark"] .fa-ip-status-active {
    background: rgba(16, 185, 129, 0.15);
}

.bb-dark-theme .fa-ip-status-inactive,
[data-theme="dark"] .fa-ip-status-inactive {
    background: rgba(245, 158, 11, 0.15);
}

.bb-dark-theme .fa-ip-status-completed,
[data-theme="dark"] .fa-ip-status-completed {
    background: rgba(37, 99, 235, 0.15);
}


/* ============================================
   Print Styles
   ============================================ */
@media print {
    .fa-ip-controls,
    .fa-ip-code-copy,
    .fa-ip-back-btn,
    .fa-ip-note-form {
        display: none !important;
    }

    .fa-ip-table-wrap {
        overflow: visible;
    }
}