/* =====================================================================
   Skillsure LMS - Stylesheet
   ===================================================================== */

:root {
    --slms-blue:       #1a5fa8;
    --slms-blue-dark:  #134a85;
    --slms-blue-light: #e8f0fb;
    --slms-green:      #27ae60;
    --slms-orange:     #e67e22;
    --slms-red:        #e74c3c;
    --slms-grey:       #6b7280;
    --slms-border:     #dde3ed;
    --slms-bg:         #f7f9fc;
    --slms-white:      #ffffff;
    --slms-text:       #1f2937;
    --slms-radius:     8px;
    --slms-shadow:     0 2px 8px rgba(0,0,0,0.08);
}

/* ---- Base Wrap ---- */
.slms-wrap {
    max-width: 820px;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--slms-text);
    line-height: 1.6;
}

/* ---- Header / Progress ---- */
.slms-header {
    background: linear-gradient(135deg, var(--slms-blue), var(--slms-blue-dark));
    border-radius: var(--slms-radius);
    padding: 24px 28px;
    color: #fff;
    margin-bottom: 28px;
}

.slms-header h2 {
    margin: 0 0 12px;
    font-size: 1.5rem;
    color: #fff;
}

.slms-progress-bar-wrap {
    background: rgba(255,255,255,0.25);
    border-radius: 99px;
    height: 10px;
    margin-bottom: 8px;
    overflow: hidden;
}

.slms-progress-bar {
    height: 100%;
    background: #fff;
    border-radius: 99px;
    transition: width 0.5s ease;
}

.slms-progress-label {
    font-size: 0.85rem;
    opacity: 0.9;
}

/* ---- Sections ---- */
.slms-section {
    background: var(--slms-white);
    border: 1px solid var(--slms-border);
    border-radius: var(--slms-radius);
    margin-bottom: 14px;
    box-shadow: var(--slms-shadow);
    overflow: hidden;
    transition: border-color 0.2s;
}

.slms-section--active {
    border-color: var(--slms-blue);
}

.slms-section--complete {
    border-color: var(--slms-green);
}

.slms-section--locked {
    opacity: 0.6;
}

.slms-section-header {
    display: flex;
    align-items: center;
    padding: 18px 20px;
    cursor: pointer;
    gap: 16px;
}

.slms-section--locked .slms-section-header {
    cursor: default;
}

.slms-section-number {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--slms-blue-light);
    border-radius: 50%;
    font-size: 1rem;
}

.slms-section--complete .slms-section-number {
    background: #d4f5e2;
}

.slms-num { color: var(--slms-blue); font-weight: 700; }
.slms-tick { color: var(--slms-green); font-size: 1.1rem; }

.slms-section-meta { flex: 1; }

.slms-section-meta h3 {
    margin: 0 0 4px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--slms-text);
}

.slms-section-counts {
    font-size: 0.8rem;
    color: var(--slms-grey);
}

.slms-section-toggle {
    color: var(--slms-grey);
    font-size: 0.75rem;
}

/* ---- Section Body (items) ---- */
.slms-section-body {
    border-top: 1px solid var(--slms-border);
    padding: 8px 0;
}

.slms-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    text-decoration: none;
    color: var(--slms-text);
    transition: background 0.15s;
    border-bottom: 1px solid #f0f0f0;
}

.slms-item:last-child { border-bottom: none; }

.slms-item:hover { background: var(--slms-blue-light); }

.slms-item--locked { cursor: default; opacity: 0.5; }
.slms-item--locked:hover { background: none; }

.slms-item-icon { flex-shrink: 0; font-size: 1.1rem; }

.slms-item-title { flex: 1; font-size: 0.9rem; }

.slms-item-badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 99px;
    background: #e5e7eb;
    color: var(--slms-grey);
    white-space: nowrap;
}

.slms-badge--approved,
.slms-badge--pass { background: #d4f5e2; color: var(--slms-green); }
.slms-badge--pending { background: #fef3cd; color: #92610a; }
.slms-badge--rejected { background: #fde8e8; color: var(--slms-red); }

/* ---- Buttons ---- */
.slms-btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--slms-radius);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: background 0.2s, opacity 0.2s;
}

.slms-btn-primary {
    background: var(--slms-blue);
    color: #fff;
}

.slms-btn-primary:hover { background: var(--slms-blue-dark); color: #fff; }
.slms-btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.slms-btn-outline {
    background: transparent;
    color: var(--slms-blue);
    border: 2px solid var(--slms-blue);
}

.slms-btn-outline:hover { background: var(--slms-blue-light); color: var(--slms-blue); }

/* ---- Breadcrumb ---- */
.slms-breadcrumb {
    font-size: 0.85rem;
    margin-bottom: 20px;
    color: var(--slms-grey);
}

.slms-breadcrumb a { color: var(--slms-blue); text-decoration: none; }
.slms-breadcrumb a:hover { text-decoration: underline; }
.slms-breadcrumb-sep { margin: 0 6px; }

/* ---- Lesson ---- */
.slms-lesson-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.slms-lesson-header h2 { margin: 0; font-size: 1.4rem; }

.slms-complete-badge {
    background: #d4f5e2;
    color: var(--slms-green);
    font-size: 0.85rem;
    padding: 4px 12px;
    border-radius: 99px;
    font-weight: 600;
}

.slms-lesson-content {
    background: var(--slms-white);
    border: 1px solid var(--slms-border);
    border-radius: var(--slms-radius);
    padding: 28px;
    margin-bottom: 28px;
    line-height: 1.75;
}

.slms-lesson-content img { max-width: 100%; height: auto; border-radius: 4px; }
.slms-lesson-content p { margin-bottom: 1em; }
.slms-lesson-content h1, .slms-lesson-content h2, .slms-lesson-content h3, 
.slms-lesson-content h4 { margin-top: 1.5em; }

.slms-lesson-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 20px;
    border-top: 1px solid var(--slms-border);
}

.slms-complete-msg {
    color: var(--slms-green);
    font-weight: 600;
}

.slms-nav-links { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---- Quiz ---- */
.slms-quiz-header { margin-bottom: 28px; }
.slms-quiz-header h2 { margin-bottom: 8px; }

.slms-quiz-meta {
    display: flex;
    gap: 20px;
    font-size: 0.875rem;
    color: var(--slms-grey);
    flex-wrap: wrap;
}

.slms-question {
    background: var(--slms-white);
    border: 1px solid var(--slms-border);
    border-radius: var(--slms-radius);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--slms-shadow);
}

.slms-question-number {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--slms-blue);
    font-weight: 700;
    margin-bottom: 8px;
}

.slms-question-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 18px;
    line-height: 1.5;
}

.slms-options { display: flex; flex-direction: column; gap: 10px; }

.slms-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border: 2px solid var(--slms-border);
    border-radius: var(--slms-radius);
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
}

.slms-option:hover { border-color: var(--slms-blue); background: var(--slms-blue-light); }

.slms-option input[type=radio] { flex-shrink: 0; accent-color: var(--slms-blue); }

.slms-option-text { font-size: 0.925rem; }

.slms-option--correct {
    border-color: var(--slms-green) !important;
    background: #d4f5e2 !important;
}

.slms-option--wrong {
    border-color: var(--slms-red) !important;
    background: #fde8e8 !important;
}

.slms-quiz-submit { padding-top: 12px; }

/* ---- Quiz Result ---- */
.slms-quiz-result {
    text-align: center;
    padding: 48px 28px;
    border-radius: var(--slms-radius);
    border: 2px solid var(--slms-border);
    background: var(--slms-white);
    margin-top: 20px;
}

.slms-result--pass { border-color: var(--slms-green); background: #f0faf4; }
.slms-result--fail { border-color: var(--slms-red); background: #fff7f7; }

.slms-result-icon { font-size: 3rem; margin-bottom: 16px; }
.slms-quiz-result h3 { font-size: 1.5rem; margin-bottom: 12px; }

/* ---- Assignment ---- */
.slms-assignment-header { margin-bottom: 20px; }
.slms-assignment-header h2 { font-size: 1.4rem; }

.slms-assignment-instructions {
    background: var(--slms-white);
    border: 1px solid var(--slms-border);
    border-radius: var(--slms-radius);
    padding: 28px;
    margin-bottom: 28px;
    line-height: 1.75;
}

.slms-submission-status {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 20px;
    border-radius: var(--slms-radius);
    margin-bottom: 24px;
    border: 1px solid var(--slms-border);
}

.slms-status--approved { background: #f0faf4; border-color: var(--slms-green); }
.slms-status--pending  { background: #fffbeb; border-color: #f59e0b; }
.slms-status--rejected { background: #fff7f7; border-color: var(--slms-red); }

.slms-status-icon { font-size: 1.5rem; flex-shrink: 0; }

.slms-submission-status strong { display: block; font-size: 1rem; margin-bottom: 4px; }
.slms-submission-status p { margin: 4px 0 0; font-size: 0.875rem; color: var(--slms-grey); }
.slms-notes { color: var(--slms-text) !important; font-style: italic; }
.slms-meta { color: var(--slms-grey) !important; }

/* ---- Upload ---- */
.slms-upload-form { background: var(--slms-white); border: 1px solid var(--slms-border); border-radius: var(--slms-radius); padding: 28px; }
.slms-upload-form h3 { margin-top: 0; }

.slms-file-drop {
    border: 2px dashed var(--slms-blue);
    border-radius: var(--slms-radius);
    padding: 40px 20px;
    text-align: center;
    background: var(--slms-blue-light);
    cursor: pointer;
    margin-bottom: 20px;
    transition: background 0.15s;
}

.slms-file-drop:hover { background: #d5e6f8; }
.slms-drag-over { background: #b8d5f5 !important; }

.slms-drop-icon { font-size: 2.5rem; display: block; margin-bottom: 12px; }
.slms-file-drop p { margin: 0; color: var(--slms-grey); }
.slms-file-label { color: var(--slms-blue); text-decoration: underline; cursor: pointer; }
.slms-file-chosen { margin-top: 10px; font-weight: 600; color: var(--slms-blue); }

/* ---- Notices ---- */
.slms-notice {
    padding: 14px 18px;
    border-radius: var(--slms-radius);
    margin-bottom: 20px;
    border: 1px solid transparent;
}

.slms-notice--warn { background: #fffbeb; border-color: #f59e0b; }
.slms-notice--error { background: #fff7f7; border-color: var(--slms-red); color: var(--slms-red); }

.slms-locked { padding: 28px; text-align: center; color: var(--slms-grey); background: var(--slms-bg); border-radius: var(--slms-radius); }

/* ---- Admin Panel ---- */
.slms-admin { }

.slms-admin-cards {
    display: flex;
    gap: 20px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.slms-card {
    background: #fff;
    border: 1px solid #dde3ed;
    border-radius: 8px;
    padding: 24px 28px;
    min-width: 160px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.06);
}

.slms-card h3 { margin: 0 0 4px; font-size: 2rem; color: #1a5fa8; }
.slms-card p  { margin: 0; color: #6b7280; font-size: 0.875rem; }
.slms-card a  { display: block; margin-top: 8px; font-size: 0.875rem; }
.slms-card-alert { border-color: #e67e22; }
.slms-card-alert h3 { color: #e67e22; }

.slms-tabs { display: flex; gap: 0; margin: 20px 0 0; border-bottom: 2px solid #dde3ed; }
.slms-tabs a { padding: 10px 20px; text-decoration: none; color: #6b7280; border-bottom: 2px solid transparent; margin-bottom: -2px; }
.slms-tabs a.active { color: #1a5fa8; border-bottom-color: #1a5fa8; font-weight: 600; }

.slms-table { margin-top: 16px !important; }
.slms-table td { vertical-align: middle !important; }

.slms-pass { background: #d4f5e2; color: #27ae60; padding: 2px 8px; border-radius: 99px; font-size: 0.75rem; font-weight: 700; }
.slms-fail { background: #fde8e8; color: #e74c3c; padding: 2px 8px; border-radius: 99px; font-size: 0.75rem; font-weight: 700; }

/* ---- Responsive ---- */
@media (max-width: 600px) {
    .slms-lesson-footer { flex-direction: column; }
    .slms-quiz-meta { flex-direction: column; gap: 6px; }
    .slms-section-header { padding: 14px 16px; }
    .slms-lesson-content { padding: 18px; }
    .slms-upload-form { padding: 18px; }
    .slms-header { padding: 18px 20px; }
    .slms-admin-cards { flex-direction: column; }
}