/* ==========================================================================
   AIREV LMS — app shell on top of the Glacier design system (airev.css)
   ========================================================================== */

.lms { background: var(--bg); }
.btn-block { width: 100%; }
.btn-xs { min-height: 36px; padding: 6px 12px; font-size: 14px; border-radius: 8px; }
.link-btn { background: none; border: 0; padding: 8px 0; color: var(--teal); font: 600 15px var(--font-body); text-decoration: underline; cursor: pointer; }
.field-hint { font-size: 13.5px; color: var(--muted); }
.lang-switch-light { background: #F1F5F9; padding: 4px; border-radius: 999px; }
.lang-switch-light a { color: var(--muted); }
.lang-switch-light a:hover { color: var(--ink); background: #E2E8F0; }
.lang-switch-light a.is-active { background: #fff; color: var(--ink); box-shadow: 0 1px 2px rgba(15, 23, 42, .08); }

/* ---------- Auth pages ---------- */
.auth-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px var(--gutter); max-width: 1100px; margin-inline: auto; }
.auth-main { min-height: calc(100vh - 90px); display: flex; flex-direction: column; align-items: center; padding: 24px var(--gutter) 48px; }
.auth-card { width: 100%; max-width: 460px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(24px, 5vw, 40px); box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 18px; }
.auth-title { font-size: clamp(26px, 4vw, 32px); }
.auth-sub { color: var(--muted); }
.auth-links { display: flex; flex-direction: column; gap: 8px; font-size: 15px; padding-block-start: 4px; border-block-start: 1px solid var(--line); padding-top: 16px; }
.auth-foot { margin-block-start: 24px; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--teal); font-weight: 600; }
.inline-form { margin-block-start: -6px; }
.setup-steps { margin: 0; padding-inline-start: 22px; display: flex; flex-direction: column; gap: 10px; }

/* ---------- App shell ---------- */
.app-top { position: sticky; top: 0; z-index: 40; background: #fff; border-block-end: 1px solid var(--line); }
.app-top-row { display: flex; align-items: center; gap: 14px; min-height: 64px; padding-inline: var(--gutter); }
.app-top .logo { font-size: 24px; }
.app-name { color: var(--muted); font-weight: 600; font-size: 15px; padding-inline-start: 12px; border-inline-start: 1px solid var(--line); }
.app-top-end { margin-inline-start: auto; display: flex; align-items: center; gap: 16px; }
.who { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.who-text { display: flex; flex-direction: column; line-height: 1.25; text-align: start; }
.who-name { font-weight: 600; color: var(--ink); font-size: 14.5px; }
.who-role { font-size: 12.5px; color: var(--muted); }
.app-main .notice { margin: 0; }
.app-top-end .btn { white-space: nowrap; }
.side-lang { display: none; margin-block-start: 20px; padding-block-start: 16px; border-block-start: 1px solid var(--line); }
.side-toggle { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; border: 1px solid var(--line-2); border-radius: 10px; background: #fff; color: var(--ink); cursor: pointer; }

.app-body { display: flex; align-items: flex-start; }
.app-side { position: sticky; top: 64px; width: 240px; flex-shrink: 0; height: calc(100vh - 64px); overflow-y: auto; background: #fff; border-inline-end: 1px solid var(--line); padding: 20px 12px; }
.app-side ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.app-side a { display: flex; align-items: center; gap: 12px; min-height: 44px; padding: 8px 12px; border-radius: 10px; color: var(--text); text-decoration: none; font-weight: 500; }
.app-side a:hover { background: var(--surface-2); color: var(--ink); }
.app-side a[aria-current="page"] { background: var(--teal-soft); color: var(--teal-dark); font-weight: 600; }
.app-main { flex: 1; min-width: 0; padding: 32px clamp(16px, 3vw, 40px) 64px; max-width: 1200px; display: flex; flex-direction: column; gap: 28px; }
.page-title h1 { font-size: clamp(26px, 3vw, 34px); }
.page-title .section-sub { margin-block-start: 6px; }
.block-title { margin-block-end: 14px; }

@media (max-width: 900px) {
  .side-toggle { display: inline-flex; }
  .app-name, .who-text, .top-lang { display: none; }
  .side-lang { display: block; }
  .side-lang .lang-switch { display: inline-flex; flex-wrap: wrap; }
  .app-side { position: fixed; top: 64px; inset-inline-start: 0; z-index: 30; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow); }
  [dir="rtl"] .app-side { transform: translateX(100%); }
  .app-side.is-open { transform: none; }
}
@media (max-width: 560px) {
  .app-top-row { gap: 8px; padding-inline: 12px; }
}

/* ---------- Dashboard ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 16px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; display: flex; flex-direction: column; gap: 4px; }
.stat-n { font: 700 32px/1 var(--font-display); color: var(--ink); font-family: "Space Grotesk", "Inter", sans-serif; }
.stat-l { color: var(--muted); font-size: 14.5px; }
.checklist { list-style: none; margin: 0; padding: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.checklist li { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-block-end: 1px solid var(--line); }
.checklist li:last-child { border-block-end: 0; }
.checklist .ok .icon { color: var(--ok); }
.checklist .warn .icon { color: var(--orange-ink); }
.empty-state { background: #fff; border: 1px dashed var(--line-2); border-radius: var(--radius-lg); padding: 40px 24px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.empty-state p { color: var(--muted); max-width: 32em; }
.empty-icon { width: 64px; height: 64px; border-radius: 999px; background: var(--teal-soft); color: var(--teal-dark); display: inline-flex; align-items: center; justify-content: center; }
.empty-inline { color: var(--muted); }

/* ---------- Panels & forms ---------- */
.panel-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; align-items: start; }
.panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 24px; }
.field input[readonly] { background: var(--surface-2); color: var(--muted); }

/* ---------- Tables ---------- */
.filters { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.filters .field { flex: 1 1 180px; }
.filters .field:first-child { flex: 2 1 240px; }
.table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.data-table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 820px; }
.data-table th { text-align: start; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); padding: 12px 14px; border-block-end: 1px solid var(--line); background: var(--surface-2); }
.lang-ur .data-table th, .lang-ar .data-table th { letter-spacing: 0; text-transform: none; }
.data-table td { padding: 12px 14px; border-block-end: 1px solid var(--line); vertical-align: top; }
.data-table tr:last-child td { border-block-end: 0; }
.cell-strong { display: block; font-weight: 600; color: var(--ink); }
.cell-sub { display: block; font-size: 13.5px; color: var(--muted); }
.row-form { display: flex; gap: 6px; align-items: center; }
.row-form select { min-height: 36px; padding: 4px 8px; border: 1px solid var(--line-2); border-radius: 8px; font: 14px var(--font-body); background: #fff; }
.row-actions { display: flex; flex-wrap: wrap; gap: 6px; align-items: flex-start; }
.lock-box summary { list-style: none; display: inline-flex; }
.lock-box summary::-webkit-details-marker { display: none; }
.lock-form { display: flex; flex-direction: column; gap: 6px; margin-block-start: 8px; width: 220px; }
.lock-form label { font-size: 13px; font-weight: 600; }
.lock-form input { min-height: 36px; padding: 6px 10px; border: 1px solid var(--line-2); border-radius: 8px; font: 14px var(--font-body); }
.badge { display: inline-block; font-size: 12.5px; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.badge-active { background: #D1FAE5; color: #065F46; }
.badge-pending { background: #FEF3C7; color: #92400E; }
.badge-locked { background: #FEE2E2; color: #991B1B; }
.pager { display: flex; flex-wrap: wrap; gap: 6px; }
.pager a { min-width: 40px; min-height: 40px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line-2); border-radius: 8px; background: #fff; text-decoration: none; color: var(--ink); }
.pager a[aria-current="page"] { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ---------- Avatars ---------- */
.avatar { display: inline-block; border-radius: 999px; object-fit: cover; flex-shrink: 0; background: var(--surface-2); }
.avatar-initials { display: inline-flex; align-items: center; justify-content: center; background: var(--ink); color: #fff; font-weight: 700; font-family: "Inter", sans-serif; }

/* ---------- Bell ---------- */
.bell { position: relative; width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; color: var(--ink); }
.bell:hover { background: var(--surface-2); color: var(--ink); }
.bell-count { position: absolute; top: 4px; inset-inline-end: 2px; min-width: 20px; height: 20px; padding: 0 5px; border-radius: 999px; background: var(--orange); color: var(--ink); font: 700 11.5px/20px "Inter", sans-serif; text-align: center; border: 2px solid #fff; }

/* ---------- Settings (profile) ---------- */
.settings { display: flex; flex-wrap: wrap; gap: 28px; align-items: flex-start; }
.settings-nav { flex: 0 0 220px; display: flex; flex-direction: column; gap: 4px; }
.settings-nav a { display: flex; align-items: center; gap: 10px; min-height: 44px; padding: 8px 12px; border-radius: 10px; color: var(--text); text-decoration: none; font-weight: 500; }
.settings-nav a:hover { background: #fff; }
.settings-nav a[aria-current="page"] { background: #fff; color: var(--ink); font-weight: 600; box-shadow: 0 1px 2px rgba(15, 23, 42, .06); border: 1px solid var(--line); }
.settings-body { flex: 999 1 520px; min-width: 0; display: flex; flex-direction: column; gap: 20px; }
.settings-section { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 24px; display: flex; flex-direction: column; gap: 18px; }
.setting-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block-end: 16px; border-block-end: 1px solid var(--line); }
.setting-label { font: 600 17px/1.3 var(--font-body); color: var(--ink); }
.setting-hint { color: var(--muted); font-size: 14px; }
.avatar-form { display: flex; flex-direction: column; gap: 14px; align-items: flex-start; }
.avatar-form fieldset { border: 0; padding: 0; margin: 0; }
.avatar-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.avatar-option { position: relative; cursor: pointer; border-radius: 999px; }
.avatar-option input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.avatar-option img, .avatar-option .avatar { display: block; border-radius: 999px; outline: 3px solid transparent; outline-offset: 2px; transition: outline-color .12s; }
.avatar-option:hover img, .avatar-option:hover .avatar { outline-color: var(--line-2); }
.avatar-option input:checked + img, .avatar-option input:checked + .avatar { outline-color: var(--teal); }
.avatar-option input:focus-visible + img, .avatar-option input:focus-visible + .avatar { outline-color: var(--orange); }
.upload-row { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px; padding-block-start: 16px; border-block-start: 1px solid var(--line); }
.upload-row .field { flex: 1 1 260px; }
.field input[type="file"] { padding: 9px 10px; min-height: 48px; background: var(--surface-2); }
.kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 0; }
.kv dt { font-size: 13px; color: var(--muted); font-weight: 600; }
.kv dd { margin: 2px 0 0; color: var(--ink); font-weight: 500; }
@media (max-width: 760px) {
  .settings-nav { flex: 1 1 100%; flex-direction: row; flex-wrap: wrap; }
}

/* ---------- Notifications ---------- */
.page-title-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 12px; }
.notif-list { list-style: none; margin: 0; padding: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.notif-list li + li { border-block-start: 1px solid var(--line); }
.notif-list a { display: flex; gap: 14px; align-items: flex-start; padding: 16px 18px; color: var(--text); text-decoration: none; }
.notif-list a:hover { background: var(--surface-2); }
.notif-dot { width: 10px; height: 10px; border-radius: 999px; margin-block-start: 7px; flex-shrink: 0; background: transparent; }
.is-unread .notif-dot { background: var(--orange); }
.is-unread .notif-title { font-weight: 700; }
.notif-text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.notif-title { color: var(--ink); font-weight: 500; }
.notif-body { color: var(--muted); font-size: 14.5px; }
.notif-time { font-size: 13px; color: var(--muted); white-space: nowrap; }

/* ---------- Documents ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.cert-card { display: flex; flex-direction: column; gap: 6px; padding: 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; color: var(--text); }
.cert-card:hover { border-color: var(--teal); box-shadow: var(--shadow); }
.cert-icon { width: 48px; height: 48px; border-radius: 12px; background: #FFEDD5; color: #9A3412; display: inline-flex; align-items: center; justify-content: center; }
.cert-title { font-weight: 700; color: var(--ink); }
.badge-doc-uploaded { background: #FEF3C7; color: #92400E; }
.badge-doc-verified { background: #D1FAE5; color: #065F46; }
.badge-doc-rejected { background: #FEE2E2; color: #991B1B; }
.review-form { display: flex; flex-direction: column; gap: 6px; min-width: 200px; }
.review-form input { min-height: 36px; padding: 6px 10px; border: 1px solid var(--line-2); border-radius: 8px; font: 14px var(--font-body); }

/* initials option in the avatar picker: keep the letters centred */
.avatar-option .avatar-initials { display: flex; align-items: center; justify-content: center; }
.who .avatar-initials { font-size: 14px; }

/* ---------- Courses: catalogue, course page, enrolments ---------- */
.notice-info { background: #EFF6FF; color: #1E3A8A; border: 1px solid #BFDBFE; }
.muted { color: var(--muted); }
.small { font-size: 13.5px; }
.block { display: block; }
.row-between { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.pill-warn { background: #FEF3C7; color: #92400E; }
.badge-enrol-pending_payment { background: #FEF3C7; color: #92400E; }
.badge-enrol-active, .badge-enrol-completed { background: #D1FAE5; color: #065F46; }
.badge-enrol-paused { background: #E2E8F0; color: #334155; }
.badge-enrol-cancelled { background: #FEE2E2; color: #991B1B; }

.course-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 20px; }
.course-card { --accent: var(--teal); }
.course-card-link { display: flex; flex-direction: column; height: 100%; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; color: inherit; text-decoration: none; transition: box-shadow .15s, border-color .15s, transform .15s; }
.course-card-link:hover { border-color: var(--line-2); box-shadow: var(--shadow); transform: translateY(-2px); }
.course-card-link:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }
.course-band { display: block; height: 8px; background: var(--accent); }
.course-card-body { display: flex; flex-direction: column; gap: 10px; padding: 20px 22px 22px; flex: 1; }
.course-badge { align-self: flex-start; font-size: 12px; font-weight: 700; letter-spacing: .02em; padding: 3px 10px; border-radius: 999px; background: color-mix(in srgb, var(--accent) 14%, #fff); color: color-mix(in srgb, var(--accent) 80%, #000); }
.course-name { font-family: "Space Grotesk", "Inter", sans-serif; font-size: 20px; font-weight: 700; color: var(--ink); line-height: 1.25; }
.course-summary { color: var(--text); font-size: 15px; line-height: 1.55; }
.course-facts { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--muted); }
.course-facts span { display: inline-flex; align-items: center; gap: 8px; }
.course-foot { margin-block-start: auto; padding-block-start: 14px; border-block-start: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.course-price { font-weight: 700; color: var(--ink); }
.course-more { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--teal); font-size: 14.5px; }
[dir="rtl"] .course-more .icon, [dir="rtl"] .card-foot .icon { transform: scaleX(-1); }

.crumbs { font-size: 14px; color: var(--muted); margin-block-end: 14px; display: flex; gap: 8px; flex-wrap: wrap; }
.crumbs a { color: var(--teal); }
.course-hero { --accent: var(--teal); background: #fff; border: 1px solid var(--line); border-block-start: 6px solid var(--accent); border-radius: var(--radius-lg); padding: 28px; margin-block-end: 22px; }
.course-hero-text { display: flex; flex-direction: column; gap: 10px; max-width: 760px; }
.course-hero h1 { margin: 0; font-size: clamp(28px, 4vw, 40px); line-height: 1.15; }
.course-hero-sub { font-size: 17px; color: var(--text); margin: 0; }
.course-hero-for { margin: 0; color: var(--muted); font-weight: 500; }
.course-layout { display: flex; flex-wrap: wrap; gap: 22px; align-items: flex-start; }
.course-main { flex: 999 1 520px; min-width: 0; display: flex; flex-direction: column; gap: 20px; }
.course-side { flex: 1 1 300px; position: sticky; top: 84px; }
.course-buy { gap: 16px; }
.course-price-big { font-family: "Space Grotesk", "Inter", sans-serif; font-size: 26px; font-weight: 700; color: var(--ink); }
.btn-block { width: 100%; justify-content: center; }
.course-buy .facts { grid-template-columns: 1fr; gap: 0; }
.course-buy .facts div { border: 0; border-block-start: 1px solid var(--line); border-radius: 0; background: none; padding: 12px 0; }
.course-buy .facts dt { font-size: 12px; }
.course-buy .facts dd { font-weight: 500; }
.prose p { margin: 0 0 12px; line-height: 1.65; color: var(--text); }
.prose p:last-child { margin-block-end: 0; }

.outline { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.outline-section { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.outline-head { display: flex; align-items: center; gap: 12px; padding: 14px 16px; background: var(--surface-2); }
.outline-num { flex: 0 0 28px; height: 28px; border-radius: 999px; background: #fff; border: 1px solid var(--line-2); display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: 13px; color: var(--ink); }
.outline-title { flex: 1; font-weight: 600; color: var(--ink); }
.outline-lessons { list-style: none; margin: 0; padding: 4px 16px 8px 56px; }
[dir="rtl"] .outline-lessons { padding: 4px 56px 8px 16px; }
.outline-lessons li { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-block-start: 1px solid var(--line); font-size: 15px; }
.outline-lessons li:first-child { border-block-start: 0; }
.outline-lessons li span:first-of-type { flex: 1; }

.my-courses { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.my-course { --accent: var(--teal); background: #fff; border: 1px solid var(--line); border-block-start: 5px solid var(--accent); border-radius: var(--radius-lg); padding: 18px 20px; display: flex; flex-direction: column; gap: 10px; }
.my-course a.title { font-weight: 700; color: var(--ink); text-decoration: none; font-size: 17px; }
.my-course a.title:hover { color: var(--teal); }
.progress { height: 8px; background: var(--surface-2); border-radius: 999px; overflow: hidden; }
.progress span { display: block; height: 100%; background: var(--teal); border-radius: 999px; }
.filter-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-block-end: 16px; }
.filter-tabs a { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: 6px 14px; border: 1px solid var(--line-2); border-radius: 999px; color: var(--text); text-decoration: none; font-weight: 500; font-size: 14.5px; background: #fff; }
.filter-tabs a[aria-current="page"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.inline-form { display: inline; }
.actions { display: flex; flex-wrap: wrap; gap: 6px; }
@media (max-width: 760px) { .course-side { position: static; } }
.guest-signup { white-space: nowrap; } @media (max-width: 560px) { .guest-signup { display: none; } }
.course-price-big { font-size: 22px; white-space: nowrap; }
.course-foot { flex-direction: column; align-items: flex-start; gap: 6px; }
.course-hero { margin-block-end: 4px; }
.filter-tabs a[aria-current="page"] .muted { color: #CBD5E1; }
.outline-head { flex-wrap: wrap; }
.outline-title { min-width: 0; flex: 1 1 200px; }
@media (max-width: 760px) {
  .course-side { order: -1; }
  .outline-head > .muted { flex-basis: 100%; padding-inline-start: 40px; }
}

/* ---------- Course builder ---------- */
.strong-link { font-weight: 600; color: var(--ink); }
.badge-course-published, .badge-lesson-published { background: #D1FAE5; color: #065F46; }
.badge-course-draft, .badge-lesson-draft { background: #FEF3C7; color: #92400E; }
.badge-course-archived { background: #E2E8F0; color: #334155; }
.inline-create { display: flex; flex-wrap: wrap; gap: 10px; }
.inline-create input { flex: 1 1 260px; min-height: 48px; }
.builder-head { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 16px; margin-block-end: 18px; }
.builder-title { margin: 0 0 6px; font-size: clamp(26px, 3.4vw, 34px); }
.status-form { display: flex; flex-wrap: wrap; gap: 8px; }
.builder { display: flex; flex-direction: column; gap: 14px; }
.b-section { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: visible; }
.b-section-head { display: flex; align-items: center; gap: 12px; padding: 14px 16px; background: var(--surface-2); border-radius: var(--radius-lg) var(--radius-lg) 0 0; border-block-end: 1px solid var(--line); }
.b-section-title { flex: 1; margin: 0; font-size: 17px; font-family: "Inter", sans-serif; font-weight: 700; color: var(--ink); min-width: 0; }
.b-tools { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.b-tools form { display: flex; gap: 6px; }
.icon-btn { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border: 1px solid var(--line-2); border-radius: 10px; background: #fff; color: var(--ink); cursor: pointer; list-style: none; }
.icon-btn::-webkit-details-marker { display: none; }
.icon-btn:hover:not([disabled]) { border-color: var(--ink); }
.icon-btn[disabled] { opacity: .35; cursor: default; }
.icon-btn:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }
.b-menu { position: relative; }
.b-menu-panel { position: absolute; inset-inline-end: 0; top: calc(100% + 6px); z-index: 20; width: min(320px, 80vw); background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 14px; display: flex; flex-direction: column; gap: 14px; }
.b-menu-panel form { display: flex; flex-direction: column; gap: 8px; }
.b-menu-panel label { font-size: 13.5px; font-weight: 600; }
.b-menu-panel input { min-height: 44px; }
.b-lessons { list-style: none; margin: 0; padding: 0 16px; }
.b-lesson { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 12px 0; border-block-end: 1px solid var(--line); }
.b-type { display: inline-flex; width: 34px; height: 34px; align-items: center; justify-content: center; border-radius: 8px; background: var(--teal-soft); color: var(--teal-dark); flex-shrink: 0; }
.b-lesson-title { flex: 1 1 220px; font-weight: 600; color: var(--ink); min-width: 0; }
.b-meta { display: inline-flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.btn-xs { min-height: 40px; padding: 6px 12px; font-size: 14px; }
.b-add { display: flex; flex-wrap: wrap; gap: 8px; padding: 14px 16px; }
.b-add input { flex: 1 1 220px; min-height: 44px; }
.b-add select { min-height: 44px; flex: 0 0 auto; }
.b-add .btn, .btn .icon { gap: 6px; }
.b-add-section { background: #fff; border: 1px dashed var(--line-2); border-radius: var(--radius-lg); }
.btn-danger { background: #fff; color: #B91C1C; border-color: #FCA5A5; }
.btn-danger:hover { background: #FEF2F2; color: #991B1B; border-color: #B91C1C; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0 18px; }
.label-like, fieldset.field legend { font-weight: 600; color: var(--ink); font-size: 15px; margin-block-end: 8px; display: block; }
fieldset.field { border: 0; padding: 0; margin: 0; }
.radio-row { display: flex; flex-wrap: wrap; gap: 8px; }
.radio-pill { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 999px; cursor: pointer; background: #fff; font-weight: 500; }
.radio-pill:has(input:checked) { border-color: var(--teal); background: var(--teal-soft); color: var(--teal-dark); }
.radio-pill input { accent-color: var(--teal); }
.check-inline { display: inline-flex; align-items: center; gap: 8px; font-weight: 500; cursor: pointer; }
.check-inline input { width: 18px; height: 18px; accent-color: var(--teal); }
input[type="color"] { width: 64px; height: 44px; padding: 4px; border: 1px solid var(--line-2); border-radius: 10px; background: #fff; }
.form textarea, .lesson-editor textarea { width: 100%; font: inherit; padding: 12px 14px; border: 1px solid var(--line-2); border-radius: 10px; line-height: 1.55; resize: vertical; }
.lesson-editor { display: flex; flex-wrap: wrap; gap: 22px; align-items: flex-start; }
.lesson-editor > .notice { flex: 1 1 100%; }
.lesson-main { flex: 999 1 520px; min-width: 0; }
.lesson-side { flex: 1 1 260px; position: sticky; top: 84px; gap: 14px; }
.lesson-side hr { border: 0; border-block-start: 1px solid var(--line); margin: 4px 0; width: 100%; }
.btn-stack { display: flex; flex-direction: column; gap: 8px; }
.btn-link { text-align: center; color: var(--teal); font-weight: 600; padding: 8px; }
.yt-thumb { margin-block-start: 10px; border-radius: 10px; border: 1px solid var(--line); max-width: 100%; height: auto; }
.file-current { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 0 0 8px; }
.staff-list { list-style: none; margin: 0; padding: 0; }
.staff-list li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; border-block-end: 1px solid var(--line); flex-wrap: wrap; }
[hidden] { display: none !important; }
@media (max-width: 760px) { .lesson-side { position: static; } }
.radio-pill input, .check-inline input { appearance: auto; -webkit-appearance: auto; width: 18px; height: 18px; min-height: 0; padding: 0; margin: 0; flex: none; border: 0; box-shadow: none; }
.b-add input, .b-add select, .inline-create input, .b-menu-panel input {
  font: inherit; font-size: 15.5px; color: var(--ink); background: #fff; padding: 10px 14px;
  border: 1px solid var(--line-2); border-radius: 10px; }
.b-add input:focus, .b-add select:focus, .inline-create input:focus, .b-menu-panel input:focus { outline: 3px solid var(--orange); outline-offset: 1px; border-color: var(--ink); }
.status-form .btn { min-height: 44px; }

/* ---------- Course player ---------- */
.is-player .side-toggle { display: inline-flex; }
.is-player .app-side { position: fixed; top: 64px; inset-inline-start: 0; z-index: 30; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow); }
[dir="rtl"] .is-player .app-side { transform: translateX(100%); }
.is-player .app-side.is-open { transform: none; }
.is-player .side-lang { display: block; }
.is-player .app-main { max-width: none; padding-block-start: 0; padding-inline: 0; }
.is-player .app-main > .notice { margin: 16px clamp(16px, 3vw, 40px) 0; }
.player { display: flex; align-items: flex-start; min-height: calc(100vh - 64px); }
.player-outline { position: sticky; top: 64px; width: 330px; flex-shrink: 0; height: calc(100vh - 64px); overflow-y: auto; background: #fff; border-inline-end: 1px solid var(--line); }
.po-head { padding: 20px 20px 16px; border-block-end: 1px solid var(--line); display: flex; flex-direction: column; gap: 8px; }
.po-course { font-family: "Space Grotesk", "Inter", sans-serif; font-weight: 700; font-size: 18px; color: var(--ink); text-decoration: none; line-height: 1.3; }
.po-course:hover { color: var(--teal); }
.po-sections { list-style: none; margin: 0; padding: 8px 0 24px; }
.po-section-title { display: block; padding: 14px 20px 6px; font-size: 12.5px; font-weight: 700; letter-spacing: .03em; text-transform: uppercase; color: var(--muted); }
.po-lessons { list-style: none; margin: 0; padding: 0; }
.po-lessons a, .po-locked { display: flex; align-items: flex-start; gap: 10px; padding: 10px 20px; color: var(--text); text-decoration: none; font-size: 15px; line-height: 1.4; border-inline-start: 3px solid transparent; }
.po-lessons a:hover { background: var(--surface-2); color: var(--ink); }
.po-lessons a[aria-current="page"] { background: var(--teal-soft); color: var(--teal-dark); font-weight: 600; border-inline-start-color: var(--teal); }
.po-locked { color: var(--muted); }
.po-state { flex: 0 0 22px; height: 22px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; margin-block-start: 1px; }
.is-done .po-state { background: #059669; color: #fff; }
.po-name { flex: 1; min-width: 0; }
.po-min { font-size: 12.5px; color: var(--muted); white-space: nowrap; margin-block-start: 2px; }
.player-main { flex: 1; min-width: 0; max-width: 900px; padding: 28px clamp(16px, 3.5vw, 48px) 64px; display: flex; flex-direction: column; gap: 20px; }
.player-kicker { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin: 0; }
.player-title { margin: -8px 0 0; font-size: clamp(26px, 3.4vw, 36px); line-height: 1.2; }
.video-frame { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius-lg); overflow: hidden; background: #0F172A; }
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.live-card { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 20px; }
.live-card p { margin: 0 0 6px; }
.live-icon { flex: 0 0 48px; height: 48px; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; background: #FFEDD5; color: #9A3412; }
.live-when { font-size: 20px; font-weight: 700; color: var(--ink); }
.lesson-body { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px 24px; font-size: 16.5px; }
.lesson-body a { color: var(--teal); word-break: break-word; }
.file-card { display: flex; align-items: center; gap: 14px; padding: 16px 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); text-decoration: none; color: inherit; }
.file-card:hover { border-color: var(--teal); }
.file-card-icon { flex: 0 0 44px; height: 44px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; background: var(--teal-soft); color: var(--teal-dark); }
.file-card-name { display: block; font-weight: 600; color: var(--ink); word-break: break-word; }
.player-actions form { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.player-actions .btn { gap: 8px; }
.done-flag { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: #065F46; background: #D1FAE5; padding: 10px 16px; border-radius: 999px; }
button.btn-link { background: none; border: 0; cursor: pointer; text-decoration: underline; min-height: 44px; }
.player-nav { display: flex; justify-content: space-between; gap: 12px; border-block-start: 1px solid var(--line); padding-block-start: 20px; }
.player-nav .btn { gap: 8px; }
.flip { display: inline-flex; transform: scaleX(-1); }
[dir="rtl"] .flip { transform: none; }
[dir="rtl"] .player-nav a[rel="next"] .icon { transform: scaleX(-1); }
.my-course .btn { align-self: flex-start; }
@media (max-width: 900px) {
  .player { flex-direction: column; }
  .player-outline { position: static; width: 100%; height: auto; max-height: none; border-inline-end: 0; border-block-end: 1px solid var(--line); order: 2; }
  .player-main { order: 1; padding-block-start: 20px; }
}

/* Header: compact language menu always visible, exit icon for sign-out */
.top-lang { display: block !important; }
.side-lang { display: none !important; }
.logout-btn { color: var(--muted); }
.logout-btn:hover { color: #B91C1C; border-color: #FCA5A5; background: #FEF2F2; }
[dir="rtl"] .logout-btn .icon { transform: scaleX(-1); }
.app-top-end { gap: 12px; }
@media (max-width: 560px) {
  .lang-menu summary { padding: 6px 10px; }
  .lang-menu .lang-chev { display: none; }
}

/* ---------- Support desk ---------- */
.hp { position: absolute !important; inset-inline-start: -9999px; width: 1px; height: 1px; overflow: hidden; }
.req { color: #B91C1C; }
.support-layout, .desk-layout { display: flex; flex-wrap: wrap; gap: 22px; align-items: flex-start; }
.support-form, .desk-main { flex: 999 1 540px; min-width: 0; }
.support-aside, .desk-side { flex: 1 1 280px; display: flex; flex-direction: column; gap: 16px; }
.desk-side { position: sticky; top: 84px; }
.support-who { display: flex; align-items: center; gap: 10px; margin: 0; padding: 12px 14px; background: var(--surface-2); border-radius: 10px; }
.support-contacts { list-style: none; margin: 0 0 8px; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.support-contacts li { display: flex; align-items: flex-start; gap: 10px; }
.support-contacts .icon { flex-shrink: 0; margin-block-start: 2px; color: var(--teal); }
.ticket-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.ticket-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); text-decoration: none; color: inherit; }
.ticket-row:hover { border-color: var(--teal); }
.ticket-row-main { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.ticket-num { margin: 0; font-size: 12.5px; font-weight: 700; letter-spacing: .04em; color: var(--muted); }
.ticket-subj { font-weight: 600; color: var(--ink); font-size: 16px; }
.badge-tst-open { background: #DBEAFE; color: #1E40AF; }
.badge-tst-pending { background: #FEF3C7; color: #92400E; }
.badge-tst-resolved { background: #D1FAE5; color: #065F46; }
.badge-tst-closed { background: #E2E8F0; color: #334155; }
.badge-lg { font-size: 14px; padding: 6px 14px; }
.ticket-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-block-end: 18px; }
.ticket-title { margin: 2px 0 6px; font-size: clamp(24px, 3.2vw, 32px); line-height: 1.2; }
.thread { list-style: none; margin: 0 0 18px; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.msg { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 16px 18px; display: flex; flex-direction: column; gap: 8px; }
.msg-staff { border-inline-start: 4px solid var(--teal); }
.msg-them { border-inline-start: 4px solid #94A3B8; }
.msg-note { background: #FFFBEB; border-color: #FDE68A; border-inline-start: 4px solid #F59E0B; }
.msg-system { background: none; border: 0; padding: 2px 4px; color: var(--muted); }
.msg-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.msg-body p { margin: 0 0 10px; line-height: 1.6; }
.msg-body p:last-child { margin: 0; }
.msg-body a { color: var(--teal); word-break: break-word; }
.msg-file { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; padding: 8px 12px; border: 1px solid var(--line-2); border-radius: 10px; color: var(--ink); text-decoration: none; font-size: 14.5px; }
.msg-file:hover { border-color: var(--teal); }
.reply-box { gap: 14px; }
.reply-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.file-pick input { font-size: 14px; max-width: 100%; }
.desk-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-block-end: 16px; }
.desk-filters input[type="search"] { flex: 1 1 260px; }
.desk-filters input, .desk-filters select { min-height: 44px; font: inherit; font-size: 15px; padding: 8px 12px; border: 1px solid var(--line-2); border-radius: 10px; background: #fff; color: var(--ink); }
.desk-filters .btn { gap: 6px; min-height: 44px; }
.desk-table tr.is-waiting td:first-child { box-shadow: inset 4px 0 0 var(--orange); }
[dir="rtl"] .desk-table tr.is-waiting td:first-child { box-shadow: inset -4px 0 0 var(--orange); }
.pri-high { color: #B91C1C; font-weight: 700; }
.waiting-flag { color: #9A3412; font-weight: 600; }
.plain-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.plain-list li { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.desk-side .kv { grid-template-columns: 1fr; gap: 10px; }
.desk-side .kv dd { margin: 2px 0 0; word-break: break-word; }
@media (max-width: 900px) { .desk-side { position: static; } }

/* ---------- Help centre ---------- */
.help-hero { background: linear-gradient(135deg, #ECFEFF, #F0F9FF); border: 1px solid #CFFAFE; border-radius: var(--radius-lg); padding: clamp(22px, 4vw, 40px); margin-block-end: 22px; display: flex; flex-direction: column; gap: 12px; }
.help-hero h1 { margin: 0; }
.help-hero .section-sub { margin: 0; }
.help-search { display: flex; gap: 8px; max-width: 720px; flex-wrap: wrap; }
.help-search input { flex: 1 1 260px; min-height: 52px; font: inherit; font-size: 16.5px; padding: 10px 16px; border: 1px solid var(--line-2); border-radius: 12px; background: #fff; color: var(--ink); }
.help-search input:focus { outline: 3px solid var(--orange); outline-offset: 1px; border-color: var(--ink); }
.help-search .btn { min-height: 52px; gap: 8px; }
.kb-groups { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; }
.kb-links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.kb-links li { border-block-start: 1px solid var(--line); }
.kb-links li:first-child { border-block-start: 0; }
.kb-links a { display: block; padding: 10px 0; color: var(--ink); text-decoration: none; font-weight: 500; line-height: 1.4; }
.kb-links a:hover { color: var(--teal); text-decoration: underline; }
.kb-list { list-style: none; margin: 0 0 16px; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.kb-list a { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); text-decoration: none; color: inherit; }
.kb-list a:hover { border-color: var(--teal); }
.kb-title { font-weight: 600; color: var(--ink); font-size: 16.5px; }
.kb-sum { color: var(--muted); font-size: 14.5px; }
.help-cta { margin-block-start: 26px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 20px 24px; }
.help-cta h2, .help-cta p { margin: 0; }
.help-cta-btns { display: flex; gap: 8px; flex-wrap: wrap; }
.help-cta .btn { gap: 8px; }
.kb-layout { display: flex; flex-wrap: wrap; gap: 22px; align-items: flex-start; }
.kb-article { flex: 999 1 560px; min-width: 0; gap: 14px; }
.kb-article h1 { margin: 0; font-size: clamp(26px, 3.4vw, 34px); line-height: 1.2; }
.kb-lead { font-size: 17.5px; color: var(--text); margin: 0; }
.kb-body { font-size: 16.5px; }
.kb-body h2 { font-size: 20px; margin: 22px 0 8px; font-family: "Inter", sans-serif; font-weight: 700; color: var(--ink); }
.kb-body ul, .kb-body ol { margin: 0 0 14px; padding-inline-start: 24px; line-height: 1.65; }
.kb-body li { margin-block-end: 6px; }
.kb-side { flex: 1 1 280px; display: flex; flex-direction: column; gap: 16px; position: sticky; top: 84px; }
.vote-row { display: flex; gap: 8px; }
.vote-row .btn { flex: 1; justify-content: center; }
.kb-suggest { background: #ECFEFF; border: 1px solid #A5F3FC; border-radius: 12px; padding: 12px 16px; }
.kb-suggest-title { display: flex; align-items: center; gap: 6px; margin: 0 0 8px; font-weight: 600; color: #155E75; font-size: 14.5px; }
.kb-suggest ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.kb-suggest a { font-weight: 600; color: var(--ink); }
.kb-suggest li span { display: block; color: var(--muted); font-size: 13.5px; }
@media (max-width: 900px) { .kb-side { position: static; } }
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.stat { display: flex; flex-direction: column; gap: 4px; padding: 14px 16px; background: var(--surface-2); border-radius: 12px; }
.stat-n { font-family: "Space Grotesk", "Inter", sans-serif; font-size: 26px; font-weight: 700; color: var(--ink); }
.stat-l { font-size: 13.5px; color: var(--muted); }