.nsib-lms-wrap {
    --nsib-blue: #0f3d68;
    --nsib-light-blue: #eaf3fb;
    --nsib-green: #14865f;
    --nsib-red: #b42318;
    --nsib-yellow: #a15c00;
    --nsib-gray: #667085;
    --nsib-border: #e4e7ec;
    --nsib-bg: #f8fafc;
    font-family: inherit;
    max-width: 1180px;
    margin: 20px auto;
    color: #101828;
}
.nsib-lms-wrap * { box-sizing: border-box; }
.nsib-lms-auth { max-width: 560px; }
.nsib-lms-hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: linear-gradient(135deg, #0f3d68, #145d91);
    color: #fff;
    border-radius: 18px;
    margin-bottom: 20px;
}
.nsib-lms-hero h2 { color: #fff; margin: 0 0 8px; }
.nsib-lms-hero p { margin: 0; opacity: .92; }
.nsib-lms-points {
    min-width: 150px;
    background: rgba(255,255,255,.14);
    border: 1px solid rgba(255,255,255,.22);
    border-radius: 16px;
    padding: 18px;
    text-align: center;
}
.nsib-lms-points strong { display: block; font-size: 36px; line-height: 1; }
.nsib-lms-points span { display: block; margin-top: 8px; opacity: .9; }
.nsib-lms-grid { display: grid; gap: 16px; margin: 18px 0; }
.nsib-lms-grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.nsib-lms-card,
.nsib-lms-course-card,
.nsib-lms-lesson-row,
.nsib-lms-question-admin,
.nsib-lms-question {
    background: #fff;
    border: 1px solid var(--nsib-border);
    border-radius: 16px;
    padding: 18px;
    box-shadow: 0 6px 18px rgba(16,24,40,.04);
}
.nsib-lms-card h2,
.nsib-lms-card h3 { margin: 0 0 4px; color: var(--nsib-blue); }
.nsib-lms-course-list { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; margin: 16px 0; }
.nsib-lms-course-card h3,
.nsib-lms-course-card h4 { margin-top: 0; color: var(--nsib-blue); }
.nsib-lms-lesson-list { display: flex; flex-direction: column; gap: 12px; }
.nsib-lms-lesson-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.nsib-lms-lesson-row.is-complete { border-left: 5px solid var(--nsib-green); }
.nsib-lms-lesson-row.is-locked { opacity: .7; background: #f9fafb; }
.nsib-lms-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; align-items: center; }
.nsib-lms-muted { color: var(--nsib-gray); font-size: 14px; }
.nsib-lms-btn,
button.nsib-lms-btn,
a.nsib-lms-btn {
    display: inline-block;
    background: var(--nsib-blue);
    color: #fff !important;
    border: none;
    border-radius: 12px;
    padding: 11px 16px;
    text-decoration: none !important;
    font-weight: 700;
    cursor: pointer;
    line-height: 1.1;
}
.nsib-lms-btn:hover { filter: brightness(1.05); }
.nsib-lms-btn:disabled { opacity: .55; cursor: not-allowed; }
.nsib-lms-btn-small { padding: 8px 12px; font-size: 13px; }
.nsib-lms-btn-alt { background: var(--nsib-green); }
.nsib-lms-complete-btn.is-unlocked { background: var(--nsib-green); }
.nsib-lms-form,
.nsib-lms-inline-form { background: #fff; border: 1px solid var(--nsib-border); border-radius: 16px; padding: 20px; margin: 14px 0; }
.nsib-lms-form label { display: block; font-weight: 700; margin-bottom: 6px; }
.nsib-lms-form input[type="text"],
.nsib-lms-form input[type="email"],
.nsib-lms-form input[type="password"],
.nsib-lms-form input[type="url"],
.nsib-lms-form input[type="number"],
.nsib-lms-form textarea,
.nsib-lms-form select,
.nsib-lms-inline-form input,
.nsib-lms-inline-form select {
    width: 100%;
    border: 1px solid #d0d5dd;
    border-radius: 10px;
    padding: 10px 12px;
    background: #fff;
}
.nsib-lms-inline-form { display: grid; grid-template-columns: 1.4fr 1fr auto; gap: 10px; align-items: end; }
.nsib-lms-alert { padding: 13px 15px; border-radius: 12px; margin: 12px 0; border: 1px solid; }
.nsib-lms-alert-success { background: #ecfdf3; color: #05603a; border-color: #a6f4c5; }
.nsib-lms-alert-error { background: #fef3f2; color: #912018; border-color: #fecdca; }
.nsib-lms-alert-warning { background: #fffaeb; color: #93370d; border-color: #fedf89; }
.nsib-lms-badge { display: inline-flex; align-items: center; padding: 6px 9px; border-radius: 999px; font-size: 12px; background: #eef4ff; color: #3538cd; font-weight: 700; }
.nsib-lms-badge-passed { background: #ecfdf3; color: #067647; }
.nsib-lms-badge-failed,
.nsib-lms-badge-overdue { background: #fef3f2; color: #b42318; }
.nsib-lms-progress { height: 10px; background: #edf2f7; border-radius: 999px; overflow: hidden; }
.nsib-lms-progress span { display: block; height: 100%; background: var(--nsib-green); border-radius: inherit; }
.nsib-lms-table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--nsib-border); border-radius: 14px; overflow: hidden; }
.nsib-lms-table th,
.nsib-lms-table td { padding: 12px; border-bottom: 1px solid var(--nsib-border); text-align: left; vertical-align: top; }
.nsib-lms-table th { background: var(--nsib-light-blue); color: var(--nsib-blue); }
.nsib-lms-media { background: #fff; border: 1px solid var(--nsib-border); border-radius: 16px; padding: 16px; margin: 16px 0; }
.nsib-lms-media audio,
.nsib-lms-media video { width: 100%; max-height: 520px; border-radius: 12px; background: #000; }
.nsib-lms-video-box.is-paused-attention { outline: 3px solid #fedf89; }
.nsib-lms-iframe-wrap { position: relative; padding-top: 56.25%; background: #000; border-radius: 12px; overflow: hidden; }
.nsib-lms-iframe-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.nsib-lms-focus-timer { background: #fffaeb; border: 1px solid #fedf89; border-radius: 14px; padding: 14px; margin: 14px 0; }
.nsib-lms-focus-timer.is-complete { background: #ecfdf3; border-color: #a6f4c5; }
.nsib-lms-timer-display { font-weight: 800; color: var(--nsib-blue); }
.nsib-lms-option { display: block; padding: 8px 0; }
.nsib-lms-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0; }
.nsib-lms-tab-btn { border: 1px solid var(--nsib-border); background: #fff; padding: 10px 14px; border-radius: 999px; cursor: pointer; font-weight: 700; }
.nsib-lms-tab-btn.active { background: var(--nsib-blue); color: #fff; border-color: var(--nsib-blue); }
.nsib-lms-tab-panel { display: none; }
.nsib-lms-tab-panel.active { display: block; }
.nsib-lms-question-admin { margin: 14px 0; }
.nsib-lms-question-admin h4 { margin-top: 0; color: var(--nsib-blue); }
@media (max-width: 900px) {
    .nsib-lms-grid-3,
    .nsib-lms-course-list { grid-template-columns: 1fr; }
    .nsib-lms-hero,
    .nsib-lms-lesson-row { flex-direction: column; align-items: stretch; }
    .nsib-lms-inline-form { grid-template-columns: 1fr; }
    .nsib-lms-actions { justify-content: flex-start; }
}