/* Re-AI lesson styling — same palette and fonts as re-ai.elnlab.eu and the course slides */
@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@600;700&family=Inter:wght@400;500;600&display=swap");
.reai {
  --ink: #1F1E76; --blue: #2563EB; --teal: #0D9488; --amber: #D97706; --violet: #7C3AED;
  --text: #1E293B; --muted: #475569; --line: #E2E8F0; --sky: #B9CEFF; --tint: #EEF3FF; --bg: #F2F5FE; --card: #fff;
  --ok: #0D9488; --no: #DC2626; --acc: var(--blue);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif; color: var(--text); line-height: 1.6; font-size: 17px;
}
.reai.m2 { --acc: var(--teal); } .reai.m3 { --acc: var(--violet); } .reai.m4 { --acc: var(--amber); }
.reai *, .reai *::before, .reai *::after { box-sizing: border-box; }
.reai h2, .reai h3, .reai .reai-hero-title { font-family: Poppins, Inter, sans-serif; color: var(--ink); line-height: 1.25; }
.reai h2 { font-size: 1.45rem; margin: 2.2rem 0 .8rem; }
.reai h3 { font-size: 1.1rem; margin: 0 0 .4rem; }
.reai p { margin: 0 0 1rem; }
.reai a { color: var(--blue); }
.reai img { max-width: 100%; height: auto; display: block; }

/* hero */
.reai-hero { position: relative; border-radius: 18px; overflow: hidden; background: var(--ink); color: #fff; margin: 0 0 1.6rem; min-height: 200px; display: grid; grid-template-columns: 1fr; }
.reai-hero:has(.reai-hero-img) { grid-template-columns: 1.1fr 1fr; min-height: 260px; }
.reai-hero-text { padding: 2rem 2rem 1.8rem; display: flex; flex-direction: column; justify-content: center; }
.reai-hero-img { background-size: cover; background-position: center; min-height: 220px; }
.reai-pill { display: inline-block; align-self: flex-start; background: var(--acc); color: #fff; font: 600 .78rem/1 Poppins, sans-serif; letter-spacing: .12em; text-transform: uppercase; padding: .55rem .9rem; border-radius: 999px; margin-bottom: 1rem; }
.reai-hero-title { color: #fff !important; font-size: 1.75rem; font-weight: 700; margin: 0 0 .7rem; }
.reai-hero p { color: #DCE4FF; margin: 0; }
@media (max-width: 720px) { .reai-hero { grid-template-columns: 1fr; } .reai-hero-img { min-height: 180px; order: -1; } .reai-hero-title { font-size: 1.4rem; } }

/* cards & grids */
.reai-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); margin: 0 0 1rem; }
.reai-card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 1.1rem 1.2rem; box-shadow: 0 2px 10px rgba(31,30,118,.06); }
.reai-card h3 { font-size: 1rem; }
.reai-term h3 { color: var(--acc); }
.reai-card p { margin: 0; font-size: .97rem; }
.reai-list { list-style: none; padding: 0; margin: 0 0 1rem; display: grid; gap: 10px; }
.reai-list li { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: .75rem 1rem .75rem 3rem; position: relative; }
.reai-list li::before { content: ""; position: absolute; left: 1rem; top: .95rem; width: 1.2rem; height: 1.2rem; border-radius: 50%; background: var(--acc) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath fill='white' d='M8 13.2 4.8 10l-1.1 1.1L8 15.4l9-9-1.1-1.1z'/%3E%3C/svg%3E") center/80% no-repeat; }
.reai-list.reai-q li::before { background: var(--violet) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Ctext x='10' y='15' font-size='13' text-anchor='middle' fill='white' font-family='Arial' font-weight='700'%3E%3F%3C/text%3E%3C/svg%3E") center no-repeat; }
.reai-meta { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 1.4rem; }
.reai-meta span { background: var(--tint); color: var(--ink); border-radius: 999px; padding: .4rem .85rem; font-size: .88rem; font-weight: 600; }
.reai-note { background: var(--tint); border-radius: 14px; padding: 1rem 1.2rem; margin: 0 0 1rem; }
.reai-callout { background: var(--ink); color: #fff; border-radius: 16px; padding: 1.3rem 1.5rem; margin: 1.6rem 0; }
.reai-callout h3, .reai-callout strong { color: #fff; }
.reai-callout p { color: #DCE4FF; margin: 0; }

/* slides */
.reai-slides { background: var(--card); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; margin: 0 0 1rem; }
.reai-slides iframe { width: 100%; aspect-ratio: 16 / 10; border: 0; display: block; background: var(--bg); }
.reai-slides-bar { display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; align-items: center; padding: .8rem 1rem; border-top: 1px solid var(--line); font-size: .92rem; }

/* resources */
.reai-res { display: flex; gap: 12px; align-items: center; }
.reai-res-kind { flex: none; font: 600 .7rem/1 Poppins, sans-serif; text-transform: uppercase; letter-spacing: .08em; color: #fff; background: var(--acc); border-radius: 999px; padding: .4rem .6rem; }

/* exercise */
.reai-steps { counter-reset: s; display: grid; gap: 14px; margin-bottom: 1rem; }
.reai-step { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 1rem 1.2rem; }
.reai-step h3 { display: flex; justify-content: space-between; gap: 10px; }
.reai-step h3 small { color: var(--muted); font-family: Inter, sans-serif; font-weight: 600; }
.reai-check { list-style: none; padding: 0; margin: 0; }
.reai-check li { padding: .3rem 0 .3rem 1.9rem; position: relative; }
.reai-check input { position: absolute; left: 0; top: .55rem; width: 1.05rem; height: 1.05rem; accent-color: var(--acc); }

/* buttons */
.reai-btn { font: 600 .95rem/1 Inter, sans-serif; background: var(--blue); color: #fff; border: 0; border-radius: 10px; padding: .8rem 1.15rem; cursor: pointer; text-decoration: none; display: inline-block; }
.reai-btn:hover { filter: brightness(1.08); color: #fff; }
.reai-btn-ghost { background: var(--tint); color: var(--ink); }
.reai-btn-ghost:hover { color: var(--ink); }

/* activities */
.reai-activity { background: var(--bg); border: 2px solid var(--sky); border-radius: 18px; padding: 1.4rem; margin: 1.2rem 0 1.6rem; }
.reai-act-kicker { font: 700 .75rem/1 Poppins, sans-serif; letter-spacing: .14em; text-transform: uppercase; color: var(--acc); }
.reai-act-title { margin: .45rem 0 .3rem !important; font-size: 1.2rem !important; }
.reai-act-intro, .reai-act-help { color: var(--muted); }
.reai-act-help { font-size: .9rem; margin: .4rem 0 .8rem; }
.reai-act-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: .6rem; }
.reai-field { display: block; margin: 0 0 .9rem; }
.reai-field-label { display: block; font-weight: 700; color: var(--ink); }
.reai-field-hint { display: block; color: var(--muted); font-size: .9rem; }
.reai-field textarea { width: 100%; margin-top: .35rem; border: 1px solid var(--line); border-radius: 10px; padding: .7rem .8rem; font: inherit; font-size: .97rem; background: #fff; }
.reai-builder-out { margin-top: 1rem; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 1rem; }
.reai-prompt { white-space: pre-wrap; background: var(--tint); border-radius: 10px; padding: .8rem; margin: .5rem 0 .8rem; }
.reai-chip { font: 500 .95rem/1.35 Inter, sans-serif; text-align: left; background: #fff; color: var(--text); border: 2px solid var(--line); border-radius: 12px; padding: .65rem .85rem; margin: 0 8px 8px 0; cursor: pointer; }
.reai-chip.is-sel { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37,99,235,.18); }
.reai-chip.is-ok { border-color: var(--ok); background: #E6F6F4; cursor: default; }
.reai-sort-pool { margin-bottom: .8rem; }
.reai-sort-cols { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.reai-sort-bucket { background: #fff; border: 2px dashed var(--sky); border-radius: 14px; padding: .8rem; min-height: 120px; cursor: pointer; }
.reai-sort-head { font: 700 .95rem Poppins, sans-serif; color: var(--ink); margin-bottom: .6rem; }
.reai-match { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.reai-match-col { display: flex; flex-direction: column; }
.reai-match .reai-chip { margin: 0 0 8px; }
@media (max-width: 600px) { .reai-match { grid-template-columns: 1fr; } }
.reai-scen-count { font-size: .85rem; font-weight: 700; color: var(--acc); text-transform: uppercase; letter-spacing: .08em; }
.reai-scen-text { font-size: 1.05rem; margin: .5rem 0 1rem; }
.reai-scen-opts { display: grid; gap: 8px; margin-bottom: .8rem; }
.reai-opt { text-align: left; font: 500 .97rem/1.4 Inter, sans-serif; background: #fff; border: 2px solid var(--line); border-radius: 12px; padding: .8rem 1rem; cursor: pointer; color: var(--text); }
.reai-opt.is-ok { border-color: var(--ok); background: #E6F6F4; } .reai-opt.is-no { border-color: var(--no); background: #FDECEC; }
.reai-feedback { border-radius: 10px; padding: 0; margin: .4rem 0; }
.reai-feedback.ok, .reai-feedback.no { padding: .7rem .9rem; }
.reai-feedback.ok { background: #E6F6F4; } .reai-feedback.no { background: #FDECEC; }
.reai-act-done { margin-top: 1rem; background: var(--ink); color: #fff; border-radius: 12px; padding: .8rem 1rem; }
.reai-act-done strong { color: #fff; }
.reai-flash-card { width: 100%; min-height: 160px; background: #fff; border: 2px solid var(--sky); border-radius: 16px; font: 500 1.1rem/1.5 Inter, sans-serif; padding: 1.4rem; cursor: pointer; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .6rem; color: var(--text); }
.reai-flash-card small { color: var(--muted); font-size: .8rem; }
.reai-flash-card.is-back { background: var(--tint); }
.shake { animation: reai-shake .35s; }
@keyframes reai-shake { 25% { transform: translateX(-5px); } 75% { transform: translateX(5px); } }

/* submission form */
.reai-submit { background: #fff; border: 2px solid var(--sky); border-radius: 18px; padding: 1.4rem; margin: 1.4rem 0; }
.reai-submit label { display: block; font-weight: 700; color: var(--ink); margin: .8rem 0 .3rem; }
.reai-submit textarea, .reai-submit input[type=url] { width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: .7rem; font: inherit; }
.reai-submit .reai-help { color: var(--muted); font-size: .9rem; font-weight: 400; }
.reai-submitted { background: #E6F6F4; border-radius: 14px; padding: 1rem 1.2rem; margin: 1rem 0; }
/* buttons that are links: beat the generic `.reai a` and theme link colours */
.reai a.reai-btn, .reai a.reai-btn:visited, .reai a.reai-btn:hover { color: #fff; text-decoration: none; }
.reai a.reai-btn-ghost, .reai a.reai-btn-ghost:visited, .reai a.reai-btn-ghost:hover { color: var(--ink); }
.reai a.reai-card { color: var(--text); text-decoration: none; }

/* ---- LifterLMS UI in Re-AI colours (quizzes, buttons, progress) ---- */
.llms-progress .progress-bar-complete, .llms-progress-bar .progress-bar-complete { background: #2563EB !important; }
.llms-button-action, .llms-button-primary, button.llms-button-action, a.llms-button-action {
  background: #2563EB !important; color: #fff !important; border: 0 !important; border-radius: 10px !important; font-family: Inter, system-ui, sans-serif !important; font-weight: 600 !important; }
.llms-button-action:hover, .llms-button-primary:hover { background: #1F1E76 !important; }
.llms-button-secondary, button.llms-button-secondary, #llms-quiz-nav .llms-button-secondary {
  background: #EEF3FF !important; color: #1F1E76 !important; border: 0 !important; border-radius: 10px !important; }
.llms-question-wrapper .llms-question-text { font-family: Poppins, Inter, sans-serif; color: #1F1E76; font-weight: 600; }
.llms-question-wrapper .llms-choice label { border: 2px solid #E2E8F0; border-radius: 12px; background: #fff; margin: 0 0 8px; padding-top: .7rem; padding-bottom: .7rem; cursor: pointer; }
.llms-question-wrapper .llms-choice input:checked + label { border-color: #2563EB; background: #EEF3FF; }
.llms-question-wrapper .llms-choice input:checked + label::before { background: #2563EB !important; color: #fff !important; border-color: #2563EB !important; }
.llms-quiz-results .llms-donut .inside, .llms-quiz-results-aside h3 { font-family: Poppins, Inter, sans-serif; color: #1F1E76; }
.llms-donut svg path { stroke: #2563EB !important; }
.llms-notification { border-top-color: #2563EB !important; }
.llms-question-wrapper .llms-choice { border: 0 !important; padding: 0 !important; }
.llms-question-wrapper .llms-choice label { position: relative; padding-left: 3.4rem !important; display: block; }
.llms-question-wrapper .llms-choice label::before { position: absolute !important; left: .8rem !important; top: 50% !important; transform: translateY(-50%); margin: 0 !important; }

/* ---- Learner dashboard ---- */
.llms-student-dashboard .llms-sd-nav .llms-sd-items { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; }
.llms-student-dashboard .llms-sd-nav .llms-sd-item { margin: 0; }
.llms-student-dashboard .llms-sd-nav .llms-sd-item .llms-sep { display: none; }
.llms-student-dashboard .llms-sd-nav a { display: inline-block; background: #EEF3FF; color: #1F1E76 !important; text-decoration: none; border-radius: 999px; padding: .45rem .9rem; font: 600 .9rem Inter, sans-serif; }
.llms-student-dashboard .llms-sd-nav .current a { background: #1F1E76; color: #fff !important; }
.llms-student-dashboard .llms-sd-title, .llms-student-dashboard h2, .llms-student-dashboard h3 { font-family: Poppins, Inter, sans-serif; color: #1F1E76; }
.llms-student-dashboard .llms-loop-item-content { border: 1px solid #E2E8F0; border-radius: 14px; overflow: hidden; box-shadow: 0 2px 10px rgba(31,30,118,.06); }
.llms-loop-item .llms-progress .progress-bar-complete, .llms-student-dashboard .progress-bar-complete { background: #2563EB !important; }
.llms-loop-item-content .llms-featured-image + * { border-top-color: #2563EB !important; }

/* ---- ArtBiz-style lesson layout ---- */
.reai-lesson { container-type: inline-size; }
.reai-lhead { margin: 0 0 1.4rem; }
.reai-kicker { display: inline-block; background: color-mix(in srgb, var(--acc) 14%, white); color: var(--acc); font: 700 .78rem/1 Poppins, sans-serif; letter-spacing: .12em; text-transform: uppercase; padding: .5rem .8rem; border-radius: 999px; }
.reai .reai-ltitle { font-size: clamp(1.6rem, 4vw, 2.3rem); margin: .8rem 0 .4rem; }
.reai-lsub { color: var(--muted); font-size: 1.1rem; }
.reai-goals-row { display: flex; gap: 14px; align-items: flex-start; flex-wrap: wrap; }
.reai-eqf { background: var(--tint); color: var(--ink); font: 700 .75rem/1 Poppins, sans-serif; letter-spacing: .08em; padding: .55rem .75rem; border-radius: 10px; text-transform: uppercase; }
.reai-goals { flex: 1 1 320px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 1rem 1.2rem; }
.reai-goals strong { display: block; font: 700 .78rem/1.2 Poppins, sans-serif; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: .5rem; }
.reai-goals ul { list-style: none; margin: 0; padding: 0; }
.reai-goals li { padding: .25rem 0 .25rem 1.6rem; position: relative; }
.reai-goals li::before { content: "\2713"; position: absolute; left: 0; color: var(--acc); font-weight: 700; }
.reai-media { margin: 0 0 1.6rem; }
.reai-tabs { display: inline-flex; gap: 4px; background: var(--tint); padding: 5px; border-radius: 999px; margin-bottom: .8rem; }
.reai-tab { border: 0; background: transparent; color: var(--ink); font: 600 .95rem Inter, sans-serif; padding: .55rem 1.1rem; border-radius: 999px; cursor: pointer; }
.reai-tab.is-on { background: #fff; box-shadow: 0 1px 6px rgba(31,30,118,.15); }
.reai-video { position: relative; aspect-ratio: 16 / 9; background: #0B0B2A; border-radius: 16px; overflow: hidden; }
.reai-video iframe, .reai-video video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.reai-lgrid { display: grid; gap: 28px; grid-template-columns: 1fr; }
@container (min-width: 900px) { .reai-lgrid { grid-template-columns: minmax(0, 1fr) 290px; } .reai-lside { position: sticky; top: 24px; align-self: start; } }
.reai-lintro { font-size: 1.05rem; }
.reai-read { margin: 0 0 1.6rem; }
.reai-read h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.reai-read-img { border-radius: 14px; margin: .4rem 0 .9rem; aspect-ratio: 2 / 1; object-fit: cover; width: 100%; }
.reai-read-list { padding-left: 1.2rem; }
.reai-read-list li { margin: .35rem 0; }
.reai-quote { border-left: 0; margin: .4rem 0 .8rem; padding: 1rem 1.2rem; background: var(--tint); border-radius: 14px; font: 600 1.1rem/1.5 Poppins, sans-serif; color: var(--ink); }
.reai-quote p { margin: 0; }
.reai-src { color: var(--muted); font-size: .88rem; font-style: italic; }
.reai-stat strong { font: 700 1.8rem Poppins, sans-serif; color: var(--acc); }
.reai-table-wrap { overflow-x: auto; }
.reai-table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.reai-table th { background: var(--ink); color: #fff; text-align: left; padding: .6rem .7rem; }
.reai-table td { border-bottom: 1px solid var(--line); padding: .6rem .7rem; vertical-align: top; }
.reai-table td:first-child { font-weight: 700; color: var(--acc); }
.reai-ex { display: flex; gap: 14px; align-items: center; }
.reai-ex-ico { width: 44px; height: 44px; border-radius: 50%; background: var(--acc); color: #fff; display: grid; place-items: center; font-size: 1.2rem; flex: none; }
.reai-ll { background: var(--card); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; margin-bottom: 16px; }
.reai-ll-head { display: flex; justify-content: space-between; padding: .8rem 1rem; background: var(--ink); color: #fff; font: 700 .78rem/1 Poppins, sans-serif; letter-spacing: .1em; text-transform: uppercase; }
.reai-ll ol { list-style: none; margin: 0; padding: 0; counter-reset: ll; }
.reai-ll li { border-top: 1px solid var(--line); counter-increment: ll; }
.reai-ll li a { display: grid; grid-template-columns: 28px 1fr; gap: 2px 8px; padding: .7rem .9rem; text-decoration: none; color: var(--text); }
.reai-ll li a::before { content: counter(ll, decimal-leading-zero); grid-row: span 2; font: 700 .8rem Poppins, sans-serif; color: var(--muted); padding-top: 2px; }
.reai-ll li.is-done a::before { content: "\2713"; color: var(--ok); font-size: 1rem; }
.reai-ll li.is-current { background: var(--tint); }
.reai-ll li.is-current a::before { color: var(--acc); }
.reai-ll-title { font-weight: 600; font-size: .92rem; line-height: 1.3; }
.reai-ll-meta { font-size: .8rem; color: var(--muted); }
.reai-res-box { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 1rem; }
.reai-res-box strong { display: block; font: 700 .78rem/1 Poppins, sans-serif; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: .6rem; }
.reai-res-box ul { list-style: none; margin: 0; padding: 0; }
.reai-res-box li { padding: .35rem 0; font-size: .92rem; }
.reai-res-box a { color: var(--ink); text-decoration: none; }
.reai-res-box a:hover { color: var(--blue); text-decoration: underline; }
.reai-res-box p, .reai-ll p { margin: 0; } .reai-res-box br, .reai-ll br { display: none; }
.reai-res-box ul > p:empty { display: none; }

/* ---- Site pages: resources, AI tools, practice, educators ---- */
.reai-site .reai-phead { margin-bottom: 1.2rem; }
.reai-jump { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 1.6rem; }
.reai-jump a { background: var(--tint); color: var(--ink); text-decoration: none; border-radius: 999px; padding: .5rem .9rem; font-weight: 600; font-size: .92rem; }
.reai-chips { display: flex; flex-wrap: wrap; gap: 6px; margin: .4rem 0 1rem; }
.reai-chipf { border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 999px; padding: .4rem .8rem; font: 600 .85rem Inter, sans-serif; cursor: pointer; }
.reai-chipf.is-on { background: var(--ink); color: #fff; border-color: var(--ink); }
.reai-vgrid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); margin-bottom: 2rem; }
.reai-vcard { background: var(--card); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; box-shadow: 0 2px 10px rgba(31,30,118,.06); }
.reai-vthumb { position: relative; display: block; width: 100%; padding: 0; border: 0; background: #0B0B2A; cursor: pointer; aspect-ratio: 16 / 9; }
.reai-vthumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.reai-vthumb[disabled] { cursor: default; opacity: .75; }
.reai-play { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 52px; height: 52px; border-radius: 50%; background: rgba(31,30,118,.85); color: #fff; display: grid; place-items: center; font-size: 1.2rem; box-shadow: 0 0 0 4px rgba(255,255,255,.6); }
.reai-dur { position: absolute; right: 8px; bottom: 8px; background: rgba(0,0,0,.75); color: #fff; font: 600 .78rem Inter, sans-serif; padding: .2rem .45rem; border-radius: 6px; }
.reai-vbody { padding: .8rem 1rem 1rem; }
.reai-vbody h3 { font-size: .98rem; margin: .3rem 0 .4rem; }
.reai-vbody p { font-size: .9rem; color: var(--muted); margin: 0; }
.reai-vbody a { font-weight: 600; font-size: .9rem; text-decoration: none; }
.reai-vkick { display: block; font: 700 .7rem/1.3 Poppins, sans-serif; letter-spacing: .08em; text-transform: uppercase; color: var(--acc); }
.reai-tgrid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); margin-bottom: 2rem; }
.reai-tcard { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 1rem 1.1rem; display: flex; flex-direction: column; gap: .4rem; box-shadow: 0 2px 10px rgba(31,30,118,.05); }
.reai-tcard h3 { font-size: 1rem; margin: .1rem 0 0; }
.reai-tcard p { font-size: .92rem; margin: 0; }
.reai-tfoot { margin-top: auto; padding-top: .6rem; display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.reai-tfoot .reai-btn { padding: .55rem .85rem; font-size: .88rem; }
.reai-fmt { font: 700 .72rem Inter, sans-serif; color: var(--muted); letter-spacing: .04em; }
.reai-lgrid2 { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); margin-bottom: 2rem; }
.reai-linkcard h3 { font-size: .98rem; margin: .3rem 0; color: var(--ink); }
.reai-linkcard p { color: var(--muted); font-size: .9rem; }
.reai-tool-top { display: flex; gap: 10px; align-items: center; }
.reai-tool-ico { width: 40px; height: 40px; border-radius: 12px; background: var(--tint); color: var(--ink); display: grid; place-items: center; font: 700 1.1rem Poppins, sans-serif; flex: none; }
.reai-badges { display: flex; flex-wrap: wrap; gap: 6px; }
.reai-badge { font: 600 .74rem Inter, sans-serif; padding: .25rem .55rem; border-radius: 999px; background: var(--tint); color: var(--ink); }
.reai-badge.is-free { background: #E6F6F4; color: #0F766E; }
.reai-badge.is-os { background: #EDE9FE; color: #5B21B6; }
.reai-badge.is-course { background: #FEF3C7; color: #92400E; }
.reai-small { font-size: .84rem !important; color: var(--muted); }
.reai-toolbar { display: flex; justify-content: flex-end; }
.reai-switch { font-weight: 600; color: var(--ink); display: inline-flex; gap: 8px; align-items: center; cursor: pointer; }
.reai-switch input { width: 18px; height: 18px; accent-color: var(--violet); }
.reai-tips { margin-bottom: 1.4rem; }
.reai-actwrap { margin-bottom: 1rem; }
.reai-actwrap .reai-activity { margin-top: .4rem; }
.reai-details { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: .8rem 1rem; margin-bottom: 10px; }
.reai-details summary { cursor: pointer; font-weight: 600; color: var(--ink); }
.reai-details[open] summary { margin-bottom: .6rem; }
.reai-modal { position: fixed; inset: 0; background: rgba(11,11,42,.82); z-index: 99999; display: grid; place-items: center; padding: 16px; }
.reai-modal[hidden] { display: none; }
.reai-modal-box { width: min(1000px, 100%); position: relative; }
.reai-modal-t { color: #fff !important; margin: .8rem 0 0 !important; font-size: 1.05rem !important; }
.reai-modal-x { position: absolute; top: -44px; right: 0; background: #fff; color: var(--ink); border: 0; width: 36px; height: 36px; border-radius: 50%; font-size: 1.4rem; cursor: pointer; }

.reai-site [hidden], .reai [hidden] { display: none !important; }
.reai-table td:first-child { white-space: nowrap; }
.reai-badge.is-eu { background: #DBEAFE; color: #1E3A8A; }
.reai-badge.is-eur { background: #E0F2FE; color: #075985; }
.reai-toolbar { gap: 18px; flex-wrap: wrap; }
.reai-role .reai-badges { margin: .2rem 0; }

/* ---- Skills check, job match, rating ---- */
.reai-sc-block { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 1rem 1.2rem; margin: 0 0 1rem; }
.reai-sc-block > legend, .reai-sc-block h3 { font: 700 1.05rem Poppins, sans-serif; color: var(--ink); }
.reai-sc-q { border: 0; border-top: 1px solid var(--line); padding: .8rem 0 .4rem; margin: 0; }
.reai-sc-q legend { font-weight: 600; padding: 0; margin-bottom: .5rem; float: left; width: 100%; }
.reai-sc-opts { clear: both; display: grid; gap: 6px; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.reai-sc-opts.is-mc { grid-template-columns: 1fr; }
.reai-sc-opts label { display: flex; gap: 8px; align-items: flex-start; border: 2px solid var(--line); border-radius: 10px; padding: .55rem .7rem; cursor: pointer; font-size: .93rem; background: #fff; }
.reai-sc-opts input { margin-top: .2rem; accent-color: var(--blue); width: 18px; height: 18px; flex: none; }
.reai-sc-opts label:has(input:checked) { border-color: var(--blue); background: var(--tint); }
.reai-consent { display: flex; gap: 10px; align-items: flex-start; background: var(--tint); border-radius: 12px; padding: .8rem 1rem; margin: 1rem 0; }
.reai-consent input { width: 20px; height: 20px; flex: none; margin-top: .15rem; }
.reai-skills select { width: 100%; padding: .55rem; border: 1px solid var(--line); border-radius: 10px; font: inherit; margin-top: .3rem; background: #fff; }
.reai-results { margin-top: 1rem; }
.reai-bar-row { display: grid; grid-template-columns: minmax(130px, 34%) 1fr; gap: 12px; align-items: center; padding: .55rem 0; border-bottom: 1px solid var(--line); }
.reai-bar-label { font-weight: 600; font-size: .93rem; }
.reai-bars { display: grid; gap: 4px; }
.reai-bar { position: relative; height: 26px; background: var(--tint); border-radius: 8px; overflow: hidden; }
.reai-bar::before { content: ""; position: absolute; inset: 0 auto 0 0; width: var(--v); background: var(--sky); border-radius: 8px; }
.reai-bar.is-post::before { background: var(--blue); }
.reai-bar span { position: relative; padding-left: 8px; font: 600 .8rem/26px Inter, sans-serif; color: var(--ink); }
.reai-bar.is-post span { color: #fff; mix-blend-mode: normal; text-shadow: 0 0 2px rgba(0,0,0,.4); }
.reai-jm-cards { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin-bottom: 1rem; }
.reai-jm-meter { height: 8px; background: var(--tint); border-radius: 999px; overflow: hidden; margin: .3rem 0; }
.reai-jm-meter span { display: block; height: 100%; background: var(--violet); border-radius: 999px; }
.reai-jm-links { margin: 0 0 .4rem; padding-left: 1.1rem; font-size: .9rem; }
.reai-stars { border: 0; padding: 0; margin: .4rem 0 .8rem; display: inline-flex; flex-direction: row-reverse; gap: 4px; }
.reai-stars input { position: absolute; opacity: 0; }
.reai-stars label { font-size: 2rem; line-height: 1; color: #CBD5E1; cursor: pointer; margin: 0 !important; }
.reai-stars input:checked ~ label, .reai-stars label:hover, .reai-stars label:hover ~ label { color: #F59E0B; }
.reai-stars input:focus-visible + label { outline: 3px solid #F59E0B; border-radius: 4px; }
.reai-linkbtn { border: 0; background: none; padding: 0; color: var(--ink); font: inherit; font-size: .92rem; cursor: pointer; text-align: left; }
.reai-linkbtn:hover { color: var(--blue); text-decoration: underline; }
.reai-audio { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 1rem 1.2rem; }
.reai-audio audio { width: 100%; margin: .4rem 0; }
.reai-bar span, .reai-bar.is-post span { color: var(--ink); text-shadow: none; background: rgba(255,255,255,.9); border-radius: 6px; padding: 0 6px; margin-left: 4px; line-height: 20px; display: inline-block; margin-top: 3px; }

/* ---------- v1.6: ArtBiz-style learning pages ---------- */
.reai-crumbs { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: .85rem; color: var(--muted); margin: 0 0 1rem; }
.reai-crumbs a { color: var(--muted); text-decoration: none; } .reai-crumbs a:hover { color: var(--ink); text-decoration: underline; }
.reai-crumbs [aria-current] { color: var(--ink); font-weight: 600; }
.reai-lesson .reai-lhead { margin-top: 0; }
@container (min-width: 900px) { .reai-lgrid { grid-template-columns: minmax(0, 1fr) 320px; gap: 36px; } .reai-lside { position: sticky; top: 96px; } }
.reai-lside .reai-ll ol { max-height: 60vh; overflow: auto; }

/* subtitles over YouTube videos */
.reai-video .reai-cc-line { position: absolute; left: 50%; bottom: 12%; transform: translateX(-50%); max-width: 86%; text-align: center; white-space: pre-line;
  background: rgba(8, 8, 30, .82); color: #fff; font: 600 clamp(14px, 2.1vw, 22px)/1.35 Inter, system-ui, sans-serif; padding: .3em .7em; border-radius: 6px; pointer-events: none; z-index: 2; }
.reai-video .reai-cc-line:empty { display: none; }
.reai-video .reai-cc-btn { position: absolute; top: 58px; right: 12px; z-index: 3; border: 0; border-radius: 6px; padding: 4px 9px; font: 700 13px/1 Inter, sans-serif;
  background: rgba(8, 8, 30, .75); color: #fff; cursor: pointer; }
.reai-video .reai-cc-btn[aria-pressed="false"] { opacity: .55; text-decoration: line-through; }
.reai-video .reai-cc-btn:focus-visible { outline: 3px solid #FACC15; }

/* guest call to action */
.reai-guest { display: grid; gap: .6rem; background: var(--tint); border: 1px solid var(--sky); border-radius: 16px; padding: 1.1rem 1.3rem; margin: 1.6rem 0; }
.reai-guest p { margin: 0; display: flex; gap: 10px; flex-wrap: wrap; }

/* module page: lesson cards */
.reai-mlessons { margin: 2rem 0; }
.reai-mhead { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 1rem; }
.reai-mhead h2 { margin: 0 0 .3rem; } .reai-mhead p { margin: 0; color: var(--muted); }
.reai-mbar { height: 8px; background: var(--line); border-radius: 99px; overflow: hidden; margin-top: .6rem; max-width: 360px; }
.reai-mbar span { display: block; height: 100%; background: var(--acc); border-radius: 99px; }
.reai-mlist { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.reai-mcard { display: grid; grid-template-columns: 220px 1fr; gap: 20px; align-items: start; background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 14px; }
.reai-mcard.is-final { grid-template-columns: 56px 1fr; background: var(--tint); }
.reai-mthumb { position: relative; display: block; border-radius: 12px; overflow: hidden; aspect-ratio: 16 / 10; background: var(--ink); }
.reai-mthumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.reai-mthumb span { position: absolute; inset: auto auto 10px 10px; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.92); color: var(--ink); display: grid; place-items: center; font-size: 14px; }
.reai-mnum { width: 48px; height: 48px; border-radius: 50%; background: var(--acc); color: #fff; display: grid; place-items: center; font-size: 1.3rem; }
.reai-mnum-k { font: 700 .75rem/1 Poppins, sans-serif; letter-spacing: .1em; text-transform: uppercase; color: var(--acc); }
.reai-mcard.is-done .reai-mnum-k { color: var(--ok); }
.reai-mcard h3 { margin: .35rem 0 .3rem; font-size: 1.15rem; } .reai-mcard h3 a { color: var(--ink); text-decoration: none; } .reai-mcard h3 a:hover { text-decoration: underline; }
.reai-mcard p { margin: 0 0 .4rem; color: var(--muted); font-size: .95rem; }
.reai-mmeta { font-size: .85rem; color: var(--muted); }
.reai-mchips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: .6rem; }
.reai-mchip { font-size: .85rem; padding: .3rem .7rem; border-radius: 99px; border: 1px solid var(--line); background: #fff; color: var(--ink); text-decoration: none; }
.reai-mchip:hover { border-color: var(--acc); } .reai-mchip.is-done { color: var(--ok); border-color: #99F6E4; background: #F0FDFA; }
@media (max-width: 640px) { .reai-mcard { grid-template-columns: 1fr; } .reai-mcard.is-final { grid-template-columns: 1fr; } }
/* LifterLMS leftovers on Re-AI pages */
.single-lesson .llms-parent-course-link, .single-course .llms-meta-info, .single-course .llms-instructor-info, .single-course .llms-syllabus-wrapper, .single-course .llms-access-plans { display: none; }

/* ---------- v1.7: less text, clearer actions (see course-build/UI_BRIEF.md) ---------- */
.reai-anchor, .reai-part, .reai-files { scroll-margin-top: 110px; }
.reai-jump-bar { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 1.2rem; }
.reai-jump-bar a { display: inline-flex; align-items: center; gap: 6px; padding: .5rem .9rem; border-radius: 99px; background: var(--card); border: 1px solid var(--line); color: var(--ink); font-weight: 600; font-size: .9rem; text-decoration: none; }
.reai-jump-bar a:hover { border-color: var(--acc); color: var(--acc); }
.reai-part { margin: 2.2rem 0; }
.reai-part > h2, .reai-part-head h2 { margin: 0 0 .8rem; }
.reai-part-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.reai-linkbtn { background: none; border: 0; padding: 0; color: var(--blue); font: 600 .9rem Inter, sans-serif; cursor: pointer; text-decoration: underline; }
.reai-muted { color: var(--muted); }

/* accordion sections */
.reai-acc { background: var(--card); border: 1px solid var(--line); border-radius: 14px; margin: 0 0 10px; overflow: hidden; }
.reai-acc > summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 12px; padding: .9rem 1.1rem; font: 600 1.02rem/1.35 Poppins, Inter, sans-serif; color: var(--ink); }
.reai-acc > summary::-webkit-details-marker { display: none; }
.reai-acc > summary::after { content: "+"; margin-left: auto; font: 400 1.5rem/1 Inter, sans-serif; color: var(--acc); }
.reai-acc[open] > summary::after { content: "\2212"; }
.reai-acc > summary small { margin-left: auto; font: 500 .8rem Inter, sans-serif; color: var(--muted); white-space: nowrap; }
.reai-acc-n { flex: none; min-width: 32px; height: 32px; padding: 0 6px; border-radius: 99px; background: var(--tint); color: var(--acc); display: grid; place-items: center; font: 700 .85rem Poppins, sans-serif; }
.reai-acc[open] > summary { border-bottom: 1px solid var(--line); }
.reai-acc-body { padding: 1rem 1.2rem 1.1rem; }
.reai-acc-body > :first-child { margin-top: 0; } .reai-acc-body > :last-child { margin-bottom: 0; }
.reai-acc > summary:focus-visible { outline: 3px solid var(--acc); outline-offset: -3px; }
.reai-step .reai-check { list-style: none; padding: 0; margin: 0; }
.reai-step .reai-check li { padding: .45rem 0; border-bottom: 1px dashed var(--line); }
.reai-step .reai-check li:last-child { border-bottom: 0; }
.reai-step .reai-check label { display: flex; gap: 10px; align-items: flex-start; cursor: pointer; }
.reai-step .reai-check input { position: static; width: 20px; height: 20px; margin-top: 3px; accent-color: var(--acc); flex: none; }
.reai-step .reai-check input:checked + span { color: var(--muted); text-decoration: line-through; }

.reai-takeaways { background: var(--tint); border-radius: 16px; padding: 1.1rem 1.3rem; margin: 2rem 0; border-left: 5px solid var(--acc); }
.reai-takeaways h2 { margin: 0 0 .5rem; font-size: 1.2rem; }

/* next steps */
.reai-next { background: var(--ink); color: #fff; border-radius: 20px; padding: 1.4rem 1.5rem; margin: 2rem 0; }
.reai-next h2 { color: #fff; margin: 0 0 1rem; }
.reai-next ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.reai-next li { display: grid; grid-template-columns: 40px 1fr; gap: 12px; background: rgba(255,255,255,.07); border-radius: 14px; padding: .9rem 1rem; }
.reai-next h3 { color: #fff; margin: 0 0 .2rem; font-size: 1.05rem; }
.reai-next p { margin: 0 0 .7rem; color: #D7DEFF; font-size: .95rem; }
.reai-ns-n { width: 40px; height: 40px; border-radius: 50%; background: var(--acc); display: grid; place-items: center; font: 700 1rem Poppins, sans-serif; }
.reai-next .reai-btn-ghost { background: #fff; color: var(--ink); }

/* exercise: at a glance + files */
.reai-glance { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 0 0 1.4rem; }
.reai-glance > div { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: .75rem 1rem; }
.reai-glance .is-wide { grid-column: 1 / -1; }
.reai-glance span { display: block; font: 700 .72rem/1.2 Poppins, sans-serif; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: .25rem; }
.reai-glance strong { color: var(--ink); font-weight: 600; }
.reai-files { background: var(--card); border: 2px solid var(--acc); border-radius: 18px; padding: 1.2rem 1.3rem; margin: 0 0 1.6rem; }
.reai-files-head h2 { margin: 0 0 .2rem; } .reai-files-head p { margin: 0 0 .9rem; color: var(--muted); }
.reai-files ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.reai-files li { display: grid; grid-template-columns: 56px 1fr auto; gap: 12px; align-items: center; background: var(--bg); border-radius: 12px; padding: .7rem .8rem; }
.reai-files li strong { display: block; color: var(--ink); } .reai-files li span:not(.reai-file-kind) { font-size: .88rem; color: var(--muted); }
.reai-file-kind { display: grid; place-items: center; height: 44px; border-radius: 10px; background: var(--ink); color: #fff; font: 700 .75rem Poppins, sans-serif; letter-spacing: .05em; }
.reai-files .reai-btn small { opacity: .8; font-weight: 500; margin-left: 4px; }
.reai-files-foot { margin: .9rem 0 0; }
@media (max-width: 640px) { .reai-glance { grid-template-columns: 1fr; } .reai-files li { grid-template-columns: 48px 1fr; } .reai-files li .reai-btn { grid-column: 1 / -1; text-align: center; } }

/* modules catalogue */
.reai-path-wrap { text-align: center; margin-bottom: 2rem; }
.reai-path-wrap h2 { margin: 0 0 1rem; }
.reai-path { list-style: none; margin: 0 auto; padding: 0; display: flex; justify-content: center; align-items: center; gap: 6px; flex-wrap: wrap; }
.reai-path li { display: grid; justify-items: center; gap: 4px; font: 600 .8rem Poppins, sans-serif; color: var(--ink); }
.reai-path li img { width: 84px; height: 84px; border-radius: 16px; background: #fff; }
.reai-path li:not(:last-child)::after { content: "\2192"; position: relative; }
.reai-path li { position: relative; padding-right: 22px; } .reai-path li:not(:last-child)::after { position: absolute; right: 2px; top: 30px; color: var(--muted); font-size: 1.1rem; }
.reai-path li:last-child { padding-right: 0; } .reai-path li.is-cert img { box-shadow: 0 0 0 3px #F59E0B; }
.reai-modgrid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.reai-modcard2 { background: var(--card); border: 1px solid var(--line); border-top: 6px solid var(--a); border-radius: 20px; overflow: hidden; display: flex; flex-direction: column; }
.reai-modcard2-img { position: relative; display: block; aspect-ratio: 16 / 8; background: var(--ink); }
.reai-modcard2-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.reai-modcard2-img span { position: absolute; left: 16px; bottom: 14px; background: var(--a); color: #fff; font: 700 1.2rem Poppins, sans-serif; border-radius: 12px; padding: .3rem .7rem; }
.reai-modcard2-body { padding: 1.1rem 1.3rem 1.3rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.reai-modcard2-body .reai-vkick { color: var(--a); }
.reai-modcard2-body h2 { margin: 0; font-size: 1.3rem; } .reai-modcard2-body h2 a { color: var(--ink); text-decoration: none; }
.reai-modcard2-body p { margin: 0; color: var(--muted); }
.reai-modcard2-meta { list-style: none; margin: .2rem 0 .4rem; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.reai-modcard2-meta li { background: var(--bg); border-radius: 99px; padding: .25rem .7rem; font-size: .82rem; color: var(--ink); font-weight: 600; }
.reai-modcard2 .reai-btn { margin-top: auto; align-self: flex-start; background: var(--a); }
.reai-modcard2 .reai-mbar span { background: var(--a); }
@media (max-width: 760px) { .reai-modgrid { grid-template-columns: 1fr; } .reai-path li img { width: 60px; height: 60px; } }
.reai-catalogue .reai-modgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
@media (max-width: 760px) { .reai-catalogue .reai-modgrid { grid-template-columns: 1fr; } }
.reai-modcard2-img { overflow: hidden; } .reai-modcard2-img img { position: absolute; inset: 0; }
.reai-acc > summary { flex-wrap: nowrap; } .reai-acc > summary small { margin-left: auto; padding-right: 10px; }
.reai-acc > summary small ~ * { display: none; }
.reai-acc:has(> summary small) > summary::after { margin-left: 0; }
.reai-acc .reai-read-img { width: 100%; max-height: 220px; object-fit: cover; border-radius: 12px; margin: 0 0 .8rem; display: block; }