/* LearnerCertificates.css */

/* --- Variables & Base --- */
:root {
    --lms-primary: #3D558F;
    /* Indigo 600 */
    --lms-primary-hover: #4338ca;
    --lms-secondary: #00B0C3;
    /* Teal 600 */
    --lms-danger: #dc2626;
    /* Red 600 */
    --lms-danger-bg: #fef2f2;
    --lms-bg: #f9fafb;
    --lms-card-bg: #ffffff;
    --lms-text-main: #111827;
    --lms-text-muted: #6b7280;
    --lms-border: #e5e7eb;
    --lms-main-hover: #0d9488;
}

.lms-wrapper {

    min-height: 100vh;

    font-family: system-ui, -apple-system, sans-serif;
}

.lms-container {
    max-width: 1200px;
    margin: 0 auto;
}

/* --- Header & Stats --- */
.lms-header-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.lms-page-title {
    font-size: 2rem;
    font-weight: 500;
    color: var(--lms-text-main);
    margin: 0 0 0.5rem 0;
}

.lms-page-subtitle {
    color: var(--lms-text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.lms-stats-box {
    display: flex;
    background: var(--lms-card-bg);
    border: 1px solid var(--lms-border);
    border-radius: 0.75rem;
    padding: 0.75rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.lms-stat-item {
    padding: 0 1.5rem;
    text-align: center;
    border-right: 1px solid var(--lms-border);
}

.lms-stat-item:last-child {
    border-right: none;
}

.lms-stat-val {
    display: block;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--lms-text-main);
}

.lms-stat-item:first-child .lms-stat-val {
    color: var(--lms-primary);
}

.lms-stat-label {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--lms-text-muted);
    letter-spacing: 0.05em;
}

/* --- Controls (Search & Tabs) --- */
.lms-controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background: var(--lms-card-bg);
    padding: 0.5rem;
    border-radius: 1rem;
    border: 1px solid var(--lms-border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
    position: sticky;
    top: 1rem;
    z-index: 10;
}

.lms-tabs {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding: 0.25rem;
}

.lms-tab-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    border-radius: 0.5rem;
    border: none;
    background: transparent;
    color: var(--lms-text-muted);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.lms-tab-btn:hover {
    background: #f3f4f6;
    color: var(--lms-text-main);
}

.lms-tab-btn.active {
    background: var(--lms-primary);
    color: white;
    box-shadow: 0 4px 6px -1px rgba(79, 70, 229, 0.2);
}

.lms-tab-count {
    background: #e5e7eb;
    color: var(--lms-text-muted);
    padding: 0.1rem 0.5rem;
    border-radius: 1rem;
    font-size: 0.75rem;
}

.lms-tab-btn.active .lms-tab-count {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.lms-search-box {
    position: relative;
    flex: 1;
    max-width: 400px;
    min-width: 250px;
}

.lms-search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--lms-text-muted);
}

.lms-search-box input {
    width: 100%;
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    border: 1px solid var(--lms-border);
    border-radius: 0.5rem;
    background: #f9fafb;
    font-size: 0.875rem;
    transition: all 0.2s;
}

.lms-search-box input:focus {
    outline: none;
    border-color: var(--lms-primary);
    background: white;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* --- Certificate Cards --- */
.lms-section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--lms-text-main);
    border-bottom: 1px solid var(--lms-border);
    padding-bottom: 0.75rem;
    margin-bottom: 1.5rem;
}

.lms-section-title i {
    color: var(--lms-primary);
}

.lms-section-count {
    background: var(--lms-border);
    color: var(--lms-text-muted);
    font-size: 0.8rem;
    padding: 0.1rem 0.6rem;
    border-radius: 1rem;
}

.lms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.lms-card {
    background: var(--lms-card-bg);
    border: 1px solid var(--lms-border);
    border-radius: 1rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s, box-shadow 0.2s;
}

.lms-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.lms-card-topbar {
    height: 6px;
    width: 100%;
}

.lms-card-topbar.course {
    background-color: var(--lms-primary);
}

.lms-card-topbar.module {
    background-color: var(--lms-secondary);
}

.lms-card-topbar.expired {
    background-color: var(--lms-danger);
}

.lms-card-body {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.lms-card-badges {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.lms-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
}

.lms-badge.course {
    background: #eef2ff;
    color: #4338ca;
}

.lms-badge.module {
    background: #f0fdfa;
    color: #0f766e;
}

.lms-badge.expired {
    background: var(--lms-danger-bg);
    color: var(--lms-danger);
}

.lms-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    color: var(--lms-text-main);
    line-height: 1.3;
}

.lms-card-subtitle {
    font-size: 0.85rem;
    color: var(--lms-text-muted);
    margin: 0 0 1rem 0;
}

.lms-card-meta {
    margin-top: auto;
}

.lms-cert-id {
    background: #f3f4f6;
    padding: 0.4rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.75rem;
    font-family: monospace;
    color: var(--lms-text-muted);
    margin-bottom: 1rem;
    display: inline-block;
}

.lms-meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    font-size: 0.85rem;
}

.lms-meta-item span:first-child {
    display: block;
    font-size: 0.65rem;
    text-transform: uppercase;
    color: var(--lms-text-muted);
    font-weight: 700;
}

.lms-meta-item span:last-child {
    font-weight: 600;
    color: var(--lms-text-main);
}

.lms-meta-item.expired span:last-child {
    color: var(--lms-danger);
}

.lms-card-actions {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 1.25rem;
    background: #f9fafb;
    border-top: 1px solid var(--lms-border);
}

.lms-btn {
    flex: 1;
    text-align: center;
    padding: 0.5rem;
    border-radius: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.4rem;
}

.lms-btn-outline {
    background: white;
    border: 1px solid var(--lms-border);
    color: var(--lms-text-main);
}

.lms-btn-outline:hover {
    border-color: var(--lms-secondary);
    color: var(--lms-primary);
}

.lms-btn-primary {
    background: var(--lms-secondary);
    border: 1px solid var(--lms-primary);
    color: white;
}

.lms-btn-primary:hover {
    background: var(--lms-main-hover);
}

/* --- Empty States & Loaders --- */
.lms-empty-state {
    text-align: center;
    padding: 4rem 1rem;
    background: var(--lms-card-bg);
    border: 1px dashed #d1d5db;
    border-radius: 1rem;
}

.lms-empty-state i {
    font-size: 3rem;
    color: #d1d5db;
    margin-bottom: 1rem;
}

.lms-empty-state h3 {
    margin: 0 0 0.5rem 0;
    color: var(--lms-text-main);
}

.lms-empty-state p {
    color: var(--lms-text-muted);
    margin: 0;
    font-size: 0.9rem;
}

.lms-loading,
.lms-error {
    text-align: center;
    padding: 3rem;
    font-weight: 600;
}

.lms-error {
    color: var(--lms-danger);
    background: var(--lms-danger-bg);
    border: 1px solid #fecaca;
    border-radius: 0.75rem;
}