/**
 * HapiTjeter LMS - Student & Instructor Dashboard Styles
 */

/* ==========================================================================
   Dashboard Wrapper
   ========================================================================== */

.ht-lms-dashboard-wrap {
    background-color: var(--ht-bg);
    min-height: 80vh;
    padding: 32px 0 120px;
}

/* ==========================================================================
   Dashboard Layout
   ========================================================================== */

.ht-lms-dashboard-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 32px;
    align-items: start;
}

/* ==========================================================================
   Sidebar
   ========================================================================== */

.ht-lms-dashboard-sidebar {
    background: var(--ht-bg-white);
    border: 1px solid var(--ht-border-light);
    border-radius: var(--ht-radius-lg);
    overflow: hidden;
    position: sticky;
    top: 80px;
}

.ht-lms-dashboard-sidebar__profile {
    padding: 24px 20px;
    text-align: center;
    border-bottom: 1px solid var(--ht-border-light);
}

.ht-lms-dashboard-sidebar__profile img {
    border-radius: 50%;
    width: 80px;
    height: 80px;
    margin-bottom: 8px;
}

.ht-lms-dashboard-sidebar__profile h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--ht-secondary);
    margin: 0 0 2px;
}

.ht-lms-dashboard-sidebar__profile p {
    font-size: .75rem;
    color: var(--ht-text-light);
    margin: 0;
    word-break: break-all;
}

/* Navigation */
.ht-lms-dashboard-nav {
    padding: 8px 0;
}

.ht-lms-dashboard-nav__item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    
    font-weight: 500;
    color: var(--ht-text);
    text-decoration: none;
    transition: all var(--ht-transition);
    border-left: 3px solid transparent;
}

.ht-lms-dashboard-nav__item:hover {
    background-color: var(--ht-bg);
    color: var(--ht-primary);
}

.ht-lms-dashboard-nav__item.is-active {
    background-color: var(--ht-primary-bg);
    color: var(--ht-primary-dark);
    border-left-color: var(--ht-primary);
    font-weight: 700;
}

.ht-lms-dashboard-nav__item svg {
    flex-shrink: 0;
    opacity: .7;
}

.ht-lms-dashboard-nav__item.is-active svg {
    opacity: 1;
}

.ht-lms-dashboard-nav__item--logout {
    border-top: 1px solid var(--ht-border-light);
    margin-top: 8px;
    padding-top: 14px;
    color: var(--ht-text-light);
}

.ht-lms-dashboard-nav__item--logout:hover {
    color: var(--ht-danger);
}

/* ==========================================================================
   Content Area
   ========================================================================== */

.ht-lms-dashboard-content {
    min-width: 0;
}

.ht-lms-dashboard-section {
    background: var(--ht-bg-white);
    border: 1px solid var(--ht-border-light);
    border-radius: var(--ht-radius-lg);
    padding: 24px;
}

.ht-lms-dashboard-section__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
}

.ht-lms-dashboard-section__header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ht-secondary);
    margin: 0;
}

.ht-lms-dashboard-section__filters {
    display: flex;
    gap: 8px;
}

.ht-lms-dashboard-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ht-secondary);
    margin: 0 0 20px;
}

/* ==========================================================================
   Instructor Dashboard Header
   ========================================================================== */

.ht-lms-dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.ht-lms-dashboard-header__greeting h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--ht-secondary);
    margin: 0 0 4px;
}

.ht-lms-dashboard-header__greeting p {
    font-size: .9375rem;
    color: var(--ht-text-light);
    margin: 0;
}

/* ==========================================================================
   Stats Cards
   ========================================================================== */

.ht-lms-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

.ht-lms-stat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--ht-bg-white);
    border: 1px solid var(--ht-border-light);
    border-radius: var(--ht-radius-lg);
    padding: 20px;
    transition: box-shadow var(--ht-transition);
}

.ht-lms-stat-card:hover {
    box-shadow: var(--ht-shadow);
}

.ht-lms-stat-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    flex-shrink: 0;
}

.ht-lms-stat-card__icon--students {
    background-color: #ede9fe;
    color: #7c3aed;
}

.ht-lms-stat-card__icon--courses {
    background-color: #dbeafe;
    color: #2563eb;
}

.ht-lms-stat-card__icon--earnings {
    background-color: #d1fae5;
    color: #059669;
}

.ht-lms-stat-card__icon--rating {
    background-color: #fef3c7;
    color: #d97706;
}

.ht-lms-stat-card__value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ht-secondary);
    line-height: 1.2;
}

.ht-lms-stat-card__label {
    font-size: 1em;
    color: var(--ht-text-light);
}

/* ==========================================================================
   Dashboard Grid (Panels)
   ========================================================================== */

.ht-lms-dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 24px;
}

.ht-lms-dashboard-panel {
    background: var(--ht-bg-white);
    border: 1px solid var(--ht-border-light);
    border-radius: var(--ht-radius-lg);
    overflow: hidden;
}

.ht-lms-dashboard-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--ht-border-light);
}

.ht-lms-dashboard-panel__header h3 {
    font-size: 1rem;
    font-weight: 700;
    margin: 0;
}

/* ==========================================================================
   Quick Links
   ========================================================================== */

.ht-lms-quick-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 16px;
}

.ht-lms-quick-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 12px;
    text-decoration: none;
    color: var(--ht-text);
    font-size: 1em;
    font-weight: 600;
    border-radius: var(--ht-radius);
    transition: all var(--ht-transition);
    text-align: center;
}

.ht-lms-quick-link:hover {
    background-color: var(--ht-primary-bg);
    color: var(--ht-primary-dark);
}

.ht-lms-quick-link svg {
    color: var(--ht-text-light);
}

.ht-lms-quick-link:hover svg {
    color: var(--ht-primary);
}

/* ==========================================================================
   Certificates Grid
   ========================================================================== */

.ht-lms-certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.ht-lms-certificate-card {
    text-align: center;
    padding: 24px 20px;
    border: 1px solid var(--ht-border-light);
    border-radius: var(--ht-radius-lg);
    transition: box-shadow var(--ht-transition);
}

.ht-lms-certificate-card:hover {
    box-shadow: var(--ht-shadow);
}

.ht-lms-certificate-card__icon {
    margin-bottom: 12px;
}

.ht-lms-certificate-card h4 {
    font-size: .9375rem;
    font-weight: 700;
    margin: 0 0 4px;
}

.ht-lms-certificate-card__date {
    font-size: 1em;
    color: var(--ht-text-light);
    margin: 0 0 4px;
}

.ht-lms-certificate-card__number {
    font-size: .75rem;
    color: var(--ht-text-muted);
    font-family: var(--ht-font-mono);
    margin: 0 0 12px;
}

.ht-lms-certificate-card__actions {
    display: flex;
    gap: 8px;
    justify-content: center;
}

/* ==========================================================================
   Profile Form
   ========================================================================== */

/* Avatar Header */
.ht-lms-profile-avatar-section {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--ht-bg);
    border-radius: var(--ht-radius-lg);
    margin-bottom: 32px;
}

.ht-lms-profile-avatar img {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    border: 3px solid var(--ht-bg-white);
    box-shadow: var(--ht-shadow-sm);
}

.ht-lms-profile-avatar-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ht-secondary);
    margin: 0 0 2px;
}

.ht-lms-profile-avatar-info p {
    color: var(--ht-text-light);
    margin: 0;
}

.ht-lms-profile-avatar-hint {
    margin-top: 6px !important;
    font-size: .875rem;
}

.ht-lms-profile-avatar-hint a {
    color: var(--ht-primary);
    text-decoration: underline;
}

/* Profile Sections */
.ht-lms-profile-section {
    padding: 24px 0;
    border-top: 1px solid var(--ht-border-light);
}

.ht-lms-profile-section:first-of-type {
    border-top: none;
    padding-top: 0;
}

.ht-lms-profile-section__title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--ht-secondary);
    margin: 0 0 20px;
}

.ht-lms-profile-section__title svg {
    color: var(--ht-text-light);
}

/* Actions */
.ht-lms-profile-form__actions {
    padding-top: 24px;
    border-top: 1px solid var(--ht-border-light);
    margin-top: 8px;
}

/* ==========================================================================
   Messages
   ========================================================================== */

.ht-lms-messages__layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    min-height: 500px;
    border: 1px solid var(--ht-border-light);
    border-radius: var(--ht-radius-lg);
    overflow: hidden;
}

.ht-lms-messages__threads {
    border-right: 1px solid var(--ht-border-light);
    overflow-y: auto;
}

.ht-lms-messages__threads-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--ht-border-light);
}

.ht-lms-messages__threads-header h4 {
    font-size: .9375rem;
    margin: 0;
}

.ht-lms-thread-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    text-decoration: none;
    color: var(--ht-text);
    border-bottom: 1px solid var(--ht-border-light);
    transition: background-color var(--ht-transition);
}

.ht-lms-thread-item:hover {
    background-color: var(--ht-bg);
}

.ht-lms-thread-item.is-active {
    background-color: var(--ht-primary-bg);
}

.ht-lms-thread-item.is-unread {
    font-weight: 600;
}

.ht-lms-thread-item__avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.ht-lms-thread-item__info {
    flex: 1;
    min-width: 0;
}

.ht-lms-thread-item__name {
    display: block;
    
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ht-lms-thread-item__preview {
    display: block;
    font-size: .75rem;
    color: var(--ht-text-light);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ht-lms-thread-item__meta {
    flex-shrink: 0;
    text-align: right;
}

.ht-lms-thread-item__meta time {
    display: block;
    font-size: .6875rem;
    color: var(--ht-text-muted);
}

.ht-lms-thread-item__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background-color: var(--ht-primary);
    color: #fff;
    font-size: .6875rem;
    font-weight: 700;
    border-radius: 10px;
    margin-top: 4px;
}

/* Conversation */
.ht-lms-messages__conversation {
    display: flex;
    flex-direction: column;
}

.ht-lms-messages__conv-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--ht-border-light);
    font-weight: 600;
    font-size: .9375rem;
}

.ht-lms-messages__conv-header img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.ht-lms-messages__back {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--ht-text);
}

.ht-lms-messages__body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ht-lms-msg {
    display: flex;
    gap: 8px;
    max-width: 75%;
}

.ht-lms-msg--mine {
    margin-left: auto;
    flex-direction: row-reverse;
}

.ht-lms-msg__avatar img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.ht-lms-msg__bubble {
    padding: 10px 14px;
    border-radius: 12px;
    
    line-height: 1.4;
}

.ht-lms-msg--theirs .ht-lms-msg__bubble {
    background-color: var(--ht-bg);
    border-top-left-radius: 4px;
}

.ht-lms-msg--mine .ht-lms-msg__bubble {
    background-color: var(--ht-primary);
    color: #fff;
    border-top-right-radius: 4px;
}

.ht-lms-msg__bubble p {
    margin: 0;
}

.ht-lms-msg__time {
    display: block;
    font-size: .6875rem;
    opacity: .7;
    margin-top: 4px;
}

.ht-lms-messages__input {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    border-top: 1px solid var(--ht-border-light);
}

.ht-lms-messages__input .ht-lms-input {
    flex: 1;
}

.ht-lms-messages__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    padding: 40px;
    color: var(--ht-text-light);
}

/* New Message Modal */
.ht-lms-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99998;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ht-lms-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .5);
}

.ht-lms-modal__content {
    position: relative;
    background: var(--ht-bg-white);
    border-radius: var(--ht-radius-lg);
    width: 90%;
    max-width: 520px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .2);
}

.ht-lms-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--ht-border-light);
}

.ht-lms-modal__header h3 {
    margin: 0;
    font-size: 1rem;
}

.ht-lms-modal__close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--ht-text-light);
    line-height: 1;
    padding: 0 4px;
}

.ht-lms-modal__close:hover {
    color: var(--ht-text);
}

.ht-lms-modal__body {
    padding: 16px 20px;
}

.ht-lms-modal__hint {
    font-size: .875rem;
    color: var(--ht-text-light);
    margin: 0 0 12px;
}

/* Instructor List */
.ht-lms-instructor-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ht-lms-instructor-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border: 1px solid var(--ht-border-light);
    border-radius: var(--ht-radius);
    background: var(--ht-bg-white);
    cursor: pointer;
    text-align: left;
    width: 100%;
    transition: background-color var(--ht-transition), border-color var(--ht-transition);
}

.ht-lms-instructor-item:hover {
    background-color: var(--ht-bg);
    border-color: var(--ht-primary);
}

.ht-lms-instructor-item__avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.ht-lms-instructor-item__info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.ht-lms-instructor-item__course {
    font-size: .875rem;
    font-weight: 600;
    color: var(--ht-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ht-lms-instructor-item__name {
    font-size: .75rem;
    color: var(--ht-text-light);
}

.ht-lms-instructor-item__arrow {
    flex-shrink: 0;
    color: var(--ht-text-muted);
}

/* Compose Form */
.ht-lms-compose-back {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: .8125rem;
    color: var(--ht-text-light);
    padding: 0;
    margin-bottom: 12px;
}

.ht-lms-compose-back:hover {
    color: var(--ht-primary);
}

.ht-lms-compose-recipient {
    margin-bottom: 16px;
}

.ht-lms-compose-recipient__info {
    display: flex;
    flex-direction: column;
    padding: 10px 14px;
    background: var(--ht-bg);
    border-radius: var(--ht-radius);
}

.ht-lms-compose-recipient__info strong {
    font-size: .875rem;
}

.ht-lms-compose-recipient__info span {
    font-size: .75rem;
    color: var(--ht-text-light);
}

.ht-lms-compose-form .ht-lms-form-group {
    margin-bottom: 12px;
}

.ht-lms-compose-form .ht-lms-form-group label {
    display: block;
    font-size: .8125rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.ht-lms-compose-form__actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding-top: 8px;
}

/* ==========================================================================
   Notifications
   ========================================================================== */

.ht-lms-notifications__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    
    color: var(--ht-text-light);
}

.ht-lms-notification {
    display: flex;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--ht-radius);
    transition: background-color var(--ht-transition);
    position: relative;
}

.ht-lms-notification:hover {
    background-color: var(--ht-bg);
}

.ht-lms-notification.is-unread {
    background-color: var(--ht-primary-bg);
}

.ht-lms-notification__icon {
    flex-shrink: 0;
    margin-top: 2px;
}

.ht-lms-notification__content {
    flex: 1;
    min-width: 0;
}

.ht-lms-notification__text {
    
    margin: 0 0 4px;
    line-height: 1.4;
}

.ht-lms-notification__time {
    font-size: .75rem;
    color: var(--ht-text-light);
}

.ht-lms-notification__dot {
    width: 8px;
    height: 8px;
    background-color: var(--ht-primary);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 6px;
}