/**
 * HapiTjeter LMS - Main Frontend Styles
 *
 * Root variables, typography, buttons, forms, cards, badges, utilities.
 */

/* ==========================================================================
   CSS Custom Properties
   ========================================================================== */
.ht-instructor-dashboard{
    padding-bottom: 50px;
}
:root {
    --ht-primary: #a435f0;
    --ht-primary-dark: #8710d8;
    --ht-primary-light: #c77dff;
    --ht-primary-bg: #f3e8ff;
    --ht-secondary: #1c1d1f;
    --ht-text: #2d2f31;
    --ht-text-light: #6a6f73;
    --ht-text-muted: #9da3a7;
    --ht-bg: #f7f9fa;
    --ht-bg-white: #ffffff;
    --ht-bg-dark: #1c1d1f;
    --ht-border: #d1d7dc;
    --ht-border-light: #e8e9eb;
    --ht-success: #1e6055;
    --ht-success-bg: #d4edda;
    --ht-warning: #f4c150;
    --ht-warning-bg: #fff3cd;
    --ht-danger: #ef4444;
    --ht-danger-bg: #fee2e2;
    --ht-star: #e59819;
    --ht-radius: 4px;
    --ht-radius-lg: 8px;
    --ht-shadow: 0 2px 4px rgba(0, 0, 0, .08), 0 4px 12px rgba(0, 0, 0, .08);
    --ht-shadow-lg: 0 4px 16px rgba(0, 0, 0, .12), 0 8px 32px rgba(0, 0, 0, .08);
    --ht-shadow-sm: 0 1px 2px rgba(0, 0, 0, .06);
    --ht-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --ht-font-mono: SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    --ht-transition: 150ms ease;
    --ht-container-width: 1340px;
    --ht-container-narrow: 800px;
}

/* ==========================================================================
   Base / Reset
   ========================================================================== */

.ht-lms-archive-wrap,
.ht-lms-single-course,
.ht-lms-dashboard-wrap,
.ht-lms-cart-wrap,
.ht-lms-checkout-wrap,
.ht-lms-certificate-verify-wrap,
.ht-lms-search-wrap,
.ht-lms-player-body {
    font-family: var(--ht-font-family);
    color: var(--ht-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.ht-lms-archive-wrap *,
.ht-lms-single-course *,
.ht-lms-dashboard-wrap *,
.ht-lms-cart-wrap *,
.ht-lms-checkout-wrap *,
.ht-lms-player-body * {
    box-sizing: border-box;
}

/* ==========================================================================
   Container
   ========================================================================== */

.ht-lms-container {
    max-width: var(--ht-container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

.ht-lms-container--narrow {
    max-width: var(--ht-container-narrow);
}

/* ==========================================================================
   Typography
   ========================================================================== */

.ht-lms-page-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ht-secondary);
    margin: 0 0 8px;
    line-height: 1.2;
}

h1, h2, h3, h4, h5, h6 {
    /* Scoped resets handled per component */
}

.ht-lms-link {
    color: var(--ht-primary);
    text-decoration: none;
    
    font-weight: 600;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    transition: color var(--ht-transition);
}

.ht-lms-link:hover {
    color: var(--ht-primary-dark);
    text-decoration: underline;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.ht-lms-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
    
    font-weight: 700;
    font-family: var(--ht-font-family);
    line-height: 1.4;
    border: 2px solid transparent;
    border-radius: var(--ht-radius);
    cursor: pointer;
    text-decoration: none;
    transition: background-color var(--ht-transition), color var(--ht-transition), border-color var(--ht-transition), box-shadow var(--ht-transition);
    white-space: nowrap;
}

.ht-lms-btn:focus-visible {
    outline: 2px solid var(--ht-primary);
    outline-offset: 2px;
}

.ht-lms-btn--primary {
    background-color: var(--ht-primary);
    color: #fff;
    border-color: var(--ht-primary);
}

.ht-lms-btn--primary:hover {
    background-color: var(--ht-primary-dark);
    border-color: var(--ht-primary-dark);
    color: #fff;
}

.ht-lms-btn--outline {
    background-color: transparent;
    color: var(--ht-secondary);
    border-color: var(--ht-secondary);
}

.ht-lms-btn--outline:hover {
    background-color: var(--ht-secondary);
    color: #fff;
}

.ht-lms-btn--ghost {
    background-color: transparent;
    color: var(--ht-text-light);
    border-color: transparent;
}

.ht-lms-btn--ghost:hover {
    background-color: var(--ht-bg);
    color: var(--ht-text);
}

.ht-lms-btn--success {
    background-color: var(--ht-success);
    color: #fff;
    border-color: var(--ht-success);
}

.ht-lms-btn--block {
    display: flex;
    width: 100%;
}

.ht-lms-btn--lg {
    padding: 14px 24px;
    font-size: 1.5rem;
}

.ht-lms-btn--sm {
    padding: 8px 16px;
    font-size: 1rem;
}

.ht-lms-btn:disabled {
    opacity: .5;
    cursor: not-allowed;
}

/* ==========================================================================
   Forms
   ========================================================================== */

.ht-lms-input,
.ht-lms-select,
.ht-lms-textarea {
    display: block;
    width: 100%;
    padding: 10px 14px;
    font-size: .9375rem;
    font-family: var(--ht-font-family);
    line-height: 1.5;
    color: var(--ht-text);
    background-color: var(--ht-bg-white);
    border: 1px solid var(--ht-border);
    border-radius: var(--ht-radius);
    transition: border-color var(--ht-transition), box-shadow var(--ht-transition);
}

.ht-lms-input:focus,
.ht-lms-select:focus,
.ht-lms-textarea:focus {
    outline: none;
    border-color: var(--ht-primary);
    box-shadow: 0 0 0 3px var(--ht-primary-bg);
}

.ht-lms-input--lg {
    padding: 14px 18px;
    font-size: 1rem;
}

.ht-lms-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='%236a6f73'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.ht-lms-select--sm {
    padding: 6px 30px 6px 10px;
    font-size: 1em;
}

.ht-lms-textarea {
    resize: vertical;
    min-height: 80px;
}

.ht-lms-form-group {
    margin-bottom: 16px;
}

.ht-lms-form-group label {
    display: block;
    
    font-weight: 600;
    color: var(--ht-text);
    margin-bottom: 4px;
}

.ht-lms-form-group .required {
    color: var(--ht-danger);
}

.ht-lms-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.ht-lms-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    
    cursor: pointer;
}

.ht-lms-checkbox-label input[type="checkbox"] {
    margin-top: 3px;
    accent-color: var(--ht-primary);
}

/* ==========================================================================
   Badges
   ========================================================================== */

.ht-lms-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    font-size: .6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    border-radius: 2px;
    line-height: 1.5;
}

.ht-lms-badge--bestseller {
    background-color: #eceb98;
    color: #3d3c0a;
}

.ht-lms-badge--preview {
    background-color: var(--ht-primary-bg);
    color: var(--ht-primary-dark);
}

.ht-lms-badge--level {
    background-color: var(--ht-bg);
    color: var(--ht-text-light);
    border: 1px solid var(--ht-border-light);
}

.ht-lms-badge--new {
    background-color: var(--ht-success-bg);
    color: var(--ht-success);
}

/* ==========================================================================
   Price
   ========================================================================== */

.ht-lms-price {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--ht-secondary);
}

.ht-lms-price--original {
    
    font-weight: 400;
    color: var(--ht-text-light);
    text-decoration: line-through;
    margin-left: 6px;
}

.ht-lms-price--free {
    color: var(--ht-success);
}

/* ==========================================================================
   Rating
   ========================================================================== */

.ht-lms-rating-value {
    
    font-weight: 700;
    color: var(--ht-star);
    margin-right: 2px;
}

.ht-lms-rating-count {
    font-size: 1em;
    color: var(--ht-text-light);
    margin-left: 2px;
}

/* Star Rating Display */
.ht-lms-star-rating {
    display: inline-flex;
    align-items: center;
    gap: 1px;
    vertical-align: middle;
}

.ht-lms-star-rating--sm .ht-lms-star { width: 14px; height: 14px; }
.ht-lms-star-rating--md .ht-lms-star { width: 16px; height: 16px; }
.ht-lms-star-rating--lg .ht-lms-star { width: 20px; height: 20px; }

.ht-lms-star--full { color: var(--ht-star); }
.ht-lms-star--half { color: var(--ht-star); }
.ht-lms-star--empty { color: var(--ht-border); }

/* Interactive Stars */
.ht-lms-star-rating--interactive .ht-lms-star {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    color: var(--ht-border);
    transition: color var(--ht-transition);
}

.ht-lms-star-rating--interactive .ht-lms-star:hover,
.ht-lms-star-rating--interactive .ht-lms-star.is-active {
    color: var(--ht-star);
}

.ht-lms-star-rating--interactive .ht-lms-star:hover svg,
.ht-lms-star-rating--interactive .ht-lms-star.is-active svg {
    fill: currentColor;
}

/* ==========================================================================
   Progress Bar
   ========================================================================== */

.ht-lms-progress-bar {
    width: 100%;
    height: 6px;
    background-color: var(--ht-border-light);
    border-radius: 3px;
    overflow: hidden;
}

.ht-lms-progress-bar__fill {
    height: 100%;
    background-color: var(--ht-primary);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.ht-lms-progress-bar__text {
    display: block;
    font-size: .75rem;
    color: var(--ht-text-light);
    margin-top: 4px;
}

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

.ht-lms-card {
    background: var(--ht-bg-white);
    border: 1px solid var(--ht-border-light);
    border-radius: var(--ht-radius);
    overflow: hidden;
    transition: box-shadow var(--ht-transition);
}

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

/* ==========================================================================
   Table
   ========================================================================== */

.ht-lms-table {
    width: 100%;
    border-collapse: collapse;
}

.ht-lms-table th {
    text-align: left;
    font-size: .75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--ht-text-light);
    padding: 12px 16px;
    border-bottom: 2px solid var(--ht-border-light);
}

.ht-lms-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--ht-border-light);
    
    vertical-align: middle;
}

.ht-lms-table tbody tr:hover {
    background-color: var(--ht-bg);
}

.ht-lms-table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.ht-lms-user-cell {
    display: flex;
    align-items: center;
    gap: 8px;
}

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

/* ==========================================================================
   Empty State
   ========================================================================== */

.ht-lms-empty-state {
    text-align: center;
    padding: 60px 20px;
}

.ht-lms-empty-state--sm {
    padding: 30px 20px;
}

.ht-lms-empty-state__icon {
    color: var(--ht-text-muted);
    margin-bottom: 16px;
}

.ht-lms-empty-state h3 {
    font-size: 1.25rem;
    color: var(--ht-secondary);
    margin: 0 0 8px;
}

.ht-lms-empty-state p {
    color: var(--ht-text-light);
    margin: 0 0 20px;
}

.ht-lms-empty-message {
    color: var(--ht-text-light);
    
    text-align: center;
    padding: 20px;
}

/* ==========================================================================
   Loading / Spinner
   ========================================================================== */

.ht-lms-spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--ht-border-light);
    border-top-color: var(--ht-primary);
    border-radius: 50%;
    animation: ht-lms-spin 0.6s linear infinite;
}

.ht-lms-spinner--sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

@keyframes ht-lms-spin {
    to { transform: rotate(360deg); }
}

.ht-lms-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    gap: 12px;
}

.ht-lms-loading p {
    color: var(--ht-text-light);
    
}

/* ==========================================================================
   Highlight (Search)
   ========================================================================== */

.ht-lms-highlight {
    background-color: var(--ht-warning-bg);
    padding: 1px 2px;
    border-radius: 2px;
}

/* ==========================================================================
   Filter Tags
   ========================================================================== */

.ht-lms-active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-bottom: 16px;
}

.ht-lms-filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    font-size: 1em;
    background-color: var(--ht-primary-bg);
    color: var(--ht-primary-dark);
    border-radius: 20px;
}

.ht-lms-filter-tag a {
    text-decoration: none;
    color: inherit;
    font-weight: 700;
    margin-left: 2px;
}

.ht-lms-clear-filters {
    font-size: 1em;
    color: var(--ht-primary);
    font-weight: 600;
}

/* ==========================================================================
   Show More Button
   ========================================================================== */

.ht-lms-show-more {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    color: var(--ht-primary);
    font-weight: 700;
    
    cursor: pointer;
    padding: 0;
    margin-top: 8px;
}

.ht-lms-show-more:hover {
    color: var(--ht-primary-dark);
}

/* ==========================================================================
   Tab Button
   ========================================================================== */

.ht-lms-tab-btn {
    padding: 6px 16px;
    background: none;
    border: 1px solid var(--ht-border);
    border-radius: 20px;
    font-size: 1em;
    font-weight: 600;
    color: var(--ht-text-light);
    cursor: pointer;
    transition: all var(--ht-transition);
}

.ht-lms-tab-btn:hover {
    border-color: var(--ht-secondary);
    color: var(--ht-secondary);
}

.ht-lms-tab-btn.is-active {
    background-color: var(--ht-secondary);
    border-color: var(--ht-secondary);
    color: #fff;
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}