/* ============================================================================
 * smatte-lesson.css — stilar för den data-drivna lektionsmotorn (gymnasiet).
 *
 * ALLT är scopat under .smatte-engine och varje klass har sm-prefix, så att
 * inget krockar med temats globala style.css, LearnDash eller H5P. Motorn
 * monteras i <div class="smatte-engine"> … </div>. Designen är portad från
 * prototypen (Smatte-profil: lila #4A26DB, teal, orange; Nunito + Inter).
 *
 * Färglegend per avsnitt (var-är-jag): sm-s1..s7 sätter --tint/--edge.
 * ========================================================================== */

.smatte-engine{
  /* Brand v1 (LÅST 2026-07-05): Indigo #4527A0 · Mint #16BD92 · Gnist-orange #F97316 */
  --sm-brand:#4527A0; --sm-brand-2:#6D4FD0; --sm-brand-3:#16BD92; --sm-brand-dark:#321B78;
  --sm-brand-grad:linear-gradient(115deg,#4527A0 0%,#6D4FD0 55%,#8B5CF6 100%);
  --sm-ink:#221B4E; --sm-muted:#64667E; --sm-line:#E3E4EE; --sm-card:#fff;
  --sm-accent:#4527A0; --sm-accent-2:#6D4FD0; --sm-accent-ink:#321B78; --sm-accent-soft:#eeeafc;
  --sm-good:#16BD92; --sm-good-soft:#d8f6ee; --sm-warn:#c07b1e; --sm-warn-soft:#fdf2dd;
  --sm-spark:#F97316; --sm-spark-soft:#fff1e7;
  --sm-e:#16BD92; --sm-c:#3B82F6; --sm-a:#7C3AED;
  --sm-radius:18px; --sm-radius-lg:22px;
  --sm-shadow-sm:0 1px 2px rgba(34,27,78,.05),0 3px 8px rgba(34,27,78,.07);
  --sm-shadow-md:0 4px 12px rgba(34,27,78,.08),0 16px 36px rgba(34,27,78,.10);
  --sm-shadow-lg:0 10px 24px rgba(34,27,78,.11),0 30px 58px rgba(34,27,78,.13);
  --sm-ring:0 0 0 3px var(--sm-accent-soft);
  color:var(--sm-ink);
  font-family:"Inter","Segoe UI",-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;
  line-height:1.55;
}
.smatte-engine *{box-sizing:border-box;}
.smatte-engine .sm-eqn{font-family:"Cascadia Code","SF Mono",ui-monospace,"Consolas",monospace;font-style:normal;
  background:#fff;color:#1e293b;border:1px solid #dfe3f0;padding:1px 6px;border-radius:6px;font-size:.95em;}

/* ── sektionsfärger (var-är-jag-legend) ── */
.smatte-engine .sm-smal{--tint:#e9edf3;--cardtint:#f5f7fa;--edge:#8b95a7;}
.smatte-engine .sm-s0{--tint:#e7efe0;--cardtint:#f4f8f0;--edge:#6d8f4e;}
.smatte-engine .sm-s1{--tint:#e3edfa;--cardtint:#f2f8fe;--edge:#2a5d8f;}
.smatte-engine .sm-s2{--tint:#ece8fb;--cardtint:#f6f4fe;--edge:#6b5cc4;}
.smatte-engine .sm-s3{--tint:#dcf1ec;--cardtint:#eefaf7;--edge:#2e9e8f;}
.smatte-engine .sm-s4{--tint:#fbefd8;--cardtint:#fdf8ec;--edge:#c2962a;}
.smatte-engine .sm-s5{--tint:#e0f3e7;--cardtint:#f0faf3;--edge:#3a9d5d;}
.smatte-engine .sm-s6{--tint:#fce6ec;--cardtint:#fdf3f6;--edge:#c45a72;}
.smatte-engine .sm-s6b{--tint:#d7eff2;--cardtint:#eef9fb;--edge:#2b8fa3;}
.smatte-engine .sm-s7{--tint:#ede4fb;--cardtint:#f6f2fd;--edge:#8a5fc0;}
.smatte-engine .sm-capstone{--tint:#fbe9d6;--cardtint:#fdf6ea;--edge:#c98a2b;}
.smatte-engine .sm-capctx{background:var(--cardtint,#fdf6ea);border-left:4px solid var(--edge,#c98a2b);border-radius:8px;padding:12px 14px;margin:0 2px 14px;font-size:15px;line-height:1.55;}

/* ── sektionsrubrik + tintat kort (sitter ihop till ett block) ── */
.smatte-engine .sm-seclabel{display:flex;align-items:center;gap:11px;margin:30px 0 0;padding:15px 20px;
  border-radius:20px 20px 0 0;background:var(--tint,transparent);
  border:1px solid var(--sm-line);border-bottom:none;}
.smatte-engine .sm-seclabel .sm-n{width:28px;height:28px;border-radius:50%;background:var(--edge,var(--sm-accent));
  color:#fff;display:grid;place-items:center;font-size:13px;font-weight:800;flex:none;}
.smatte-engine .sm-seclabel h2{margin:0;font-size:20px;font-weight:800;letter-spacing:-.01em;
  font-family:"Nunito","Segoe UI",sans-serif;}
.smatte-engine .sm-seclabel .sm-tag{font-size:10.5px;color:var(--edge,var(--sm-muted));margin-left:auto;
  text-transform:uppercase;letter-spacing:.06em;font-weight:800;background:rgba(255,255,255,.55);padding:3px 9px;border-radius:20px;}

.smatte-engine .sm-card{background:var(--sm-card);border:1px solid var(--sm-line);border-radius:var(--sm-radius-lg);
  padding:20px;margin-bottom:14px;box-shadow:var(--sm-shadow-sm);}
.smatte-engine .sm-card.sm-tint{background:var(--cardtint);border:1px solid var(--sm-line);border-top:none;
  border-radius:0 0 20px 20px;padding:24px;box-shadow:var(--sm-shadow-md);}

/* ── steg-navigation (rail till vänster) ──────────────────────────────────
   Motorn wrappar sektionerna i .sm-layout > (.sm-sidenav + .sm-main). Raljen
   byggs dynamiskt i JS. Default: dold (mobil/laptop < 1260px → noll regression,
   innehållet flödar som förut). Från 1260px: layouten dras 200px åt vänster in
   i den tomma guttern så raljen får plats DÄR, medan .sm-main behåller 760px. */
.smatte-engine .sm-sidenav{display:none;}
.smatte-engine .sm-main{min-width:0;}
@media (min-width:1260px){
  .smatte-engine .sm-layout{display:flex;gap:24px;align-items:flex-start;margin-left:-200px;}
  .smatte-engine .sm-sidenav{display:block;position:sticky;top:88px;flex:0 0 176px;width:176px;}
  .smatte-engine .sm-main{flex:1 1 auto;}
  .smatte-engine .sm-navtitle{font-size:11px;text-transform:uppercase;letter-spacing:.07em;
    color:var(--sm-muted);font-weight:800;margin:0 0 10px 8px;}
  .smatte-engine .sm-navlist{position:relative;display:flex;flex-direction:column;gap:2px;}
  .smatte-engine .sm-navlist::before{content:"";position:absolute;left:20px;top:15px;bottom:15px;
    width:2px;background:var(--sm-line);border-radius:2px;}
  .smatte-engine .sm-navitem{position:relative;display:flex;align-items:center;gap:10px;
    padding:6px 8px;border-radius:12px;text-decoration:none;color:var(--sm-muted);
    font-size:13px;font-weight:600;transition:background .12s,color .12s;}
  .smatte-engine .sm-navitem:hover{background:var(--sm-accent-soft);color:var(--sm-accent-ink);}
  .smatte-engine .sm-nn{position:relative;z-index:1;width:26px;height:26px;flex:none;border-radius:50%;
    display:grid;place-items:center;font-size:12px;font-weight:800;background:#fff;
    border:2px solid var(--sm-line);color:var(--sm-muted);transition:background .12s,border-color .12s,color .12s;}
  .smatte-engine .sm-lbl{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .smatte-engine .sm-navitem.sm-active{color:var(--sm-accent-ink);}
  .smatte-engine .sm-navitem.sm-active .sm-nn{background:var(--sm-brand-grad);border-color:transparent;
    color:#fff;box-shadow:0 2px 8px rgba(74,38,219,.35);}
}

/* ── Mål ── (uppvärmd: accent-kant, tydlig rubrik, gröna bock-markörer) */
.smatte-engine .sm-goals{background:linear-gradient(160deg,#f8f6ff,#efeafe);border:1px solid #e6e1f8;
  border-radius:var(--sm-radius);padding:18px 22px;margin-bottom:8px;box-shadow:var(--sm-shadow-md);}
.smatte-engine .sm-goals h3{margin:0 0 11px;font-size:15px;font-weight:800;letter-spacing:0;color:var(--sm-accent-ink);
  text-transform:none;font-family:"Nunito","Segoe UI",sans-serif;display:flex;align-items:center;gap:9px;}
.smatte-engine .sm-goals h3::before{content:"";width:22px;height:22px;flex:none;border-radius:7px;
  background:var(--sm-brand-grad);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Ccircle cx='12' cy='12' r='4.5'/%3E%3C/svg%3E") center/15px no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Ccircle cx='12' cy='12' r='4.5'/%3E%3C/svg%3E") center/15px no-repeat;}
.smatte-engine .sm-goals ul{margin:0;padding-left:0;list-style:none;display:flex;flex-direction:column;gap:7px;}
.smatte-engine .sm-goals li{position:relative;padding-left:28px;font-size:15px;line-height:1.5;color:var(--sm-ink);}
.smatte-engine .sm-goals li::before{content:"";position:absolute;left:0;top:2px;width:19px;height:19px;border-radius:50%;background:var(--sm-good-soft);}
.smatte-engine .sm-goals li::after{content:"✓";position:absolute;left:4.5px;top:1px;font-size:12px;font-weight:900;color:var(--sm-good);}

/* ── Ankaruppgift ── (vänsterställd, läsbar fråga; accenten ligger i kanten, ej i texten) */
.smatte-engine .sm-anchor{text-align:left;background:linear-gradient(160deg,#fbfdff,#eef4fb);
  border-left:4px solid var(--edge);border-radius:12px;padding:15px 18px;}
.smatte-engine .sm-anchor .sm-label{display:inline-block;font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;
  color:var(--edge);font-weight:800;margin-bottom:7px;}
.smatte-engine .sm-anchor .sm-q{font-size:17.5px;font-weight:500;line-height:1.62;margin:2px 0 10px;color:var(--sm-ink);}
.smatte-engine .sm-anchor .sm-q strong{font-weight:800;color:var(--sm-accent-ink);}
.smatte-engine .sm-anchor .sm-q em{font-style:italic;color:var(--sm-accent-ink);}
.smatte-engine .sm-anchor .sm-note{font-size:13.5px;color:var(--sm-muted);}

/* ── Video ── */
.smatte-engine .sm-video{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;border:1px solid var(--sm-line);}
.smatte-engine .sm-video iframe{position:absolute;inset:0;width:100%;height:100%;border:none;}
.smatte-engine .sm-video-ph{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;
  background:repeating-linear-gradient(135deg,#1d2330,#1d2330 14px,#232a3a 14px,#232a3a 28px);
  display:grid;place-items:center;text-align:center;color:#dfe4ee;border:1px solid var(--sm-line);}
.smatte-engine .sm-video-ph .sm-play{width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.16);display:grid;place-items:center;margin:0 auto 10px;}
.smatte-engine .sm-video-ph .sm-play:after{content:"";border-left:20px solid #fff;border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:5px;}
.smatte-engine .sm-video-ph .sm-vt{font-weight:600;font-size:15px;}
.smatte-engine .sm-video-ph .sm-vs{font-size:12.5px;color:#aeb6c6;margin-top:3px;}
.smatte-engine .sm-video-ph .sm-badge{position:absolute;top:10px;left:10px;background:var(--sm-warn-soft);color:var(--sm-warn);
  font-size:11px;font-weight:700;padding:3px 9px;border-radius:20px;border:1px solid #e9d27f;}
/* A+ nivåspecifik fördjupningsvideo (ligger inuti kollapsad nivågrupp) */
.smatte-engine .sm-levelvideo{margin:4px 0 14px;}
.smatte-engine .sm-levelvideo .sm-lvlab{font-weight:700;font-size:12px;color:var(--sm-muted);text-transform:uppercase;letter-spacing:.03em;margin:0 2px 7px;}

/* ── prosa (text + worked example) ── */
.smatte-engine .sm-prose h1,.smatte-engine .sm-prose h2,.smatte-engine .sm-prose h3{font-family:"Nunito","Segoe UI",sans-serif;font-size:16.5px;margin:18px 0 7px;}
.smatte-engine .sm-prose p{margin:9px 0;}
.smatte-engine .sm-prose blockquote{margin:12px 0;padding:10px 14px;background:var(--sm-accent-soft);border-left:3px solid var(--sm-accent);border-radius:8px;color:#1c3a55;}
.smatte-engine .sm-prose table{border-collapse:collapse;width:100%;margin:12px 0;font-size:14px;}
.smatte-engine .sm-prose th,.smatte-engine .sm-prose td{border:1px solid var(--sm-line);padding:7px 9px;text-align:left;vertical-align:top;}
.smatte-engine .sm-prose th{background:#f0f3f8;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em;color:var(--sm-muted);}
.smatte-engine .sm-prose pre{background:#1d2330;color:#e6ebf5;padding:12px 14px;border-radius:9px;overflow:auto;font-size:13px;line-height:1.5;}
.smatte-engine .sm-prose code{font-family:ui-monospace,Consolas,monospace;background:#fff;border:1px solid #dfe3f0;border-radius:6px;padding:1px 5px;font-size:.92em;}
/* Display-matte (\[…\]) → tydligt, centrerat formelkort som eleven kan vila blicken på.
   Inline-matte (\(…\)) lämnas orörd så den flyter i löptexten. */
.smatte-engine .sm-prose .katex-display{margin:16px 0;padding:16px 18px;background:linear-gradient(180deg,#faf8ff,#f3f0ff);
  border:1px solid #e4ddff;border-left:4px solid var(--sm-accent);border-radius:12px;overflow-x:auto;overflow-y:hidden;
  box-shadow:0 1px 3px rgba(74,38,219,.06);}
.smatte-engine .sm-prose .katex-display>.katex{font-size:1.32em;}
.smatte-engine .sm-prose .katex{font-size:1.06em;}
.smatte-engine .sm-we-title{font-family:"Nunito",sans-serif;font-weight:800;font-size:16px;margin:4px 0 10px;}

/* ── self-explanation ── */
.smatte-engine .sm-se-q{font-weight:600;margin-bottom:10px;}
.smatte-engine .sm-se-opt{display:block;width:100%;text-align:left;background:#fff;border:2px solid #e4ddf7;border-radius:999px;
  padding:13px 22px;margin:9px 0;font-size:14.5px;font-weight:600;color:var(--sm-ink);cursor:pointer;
  transition:transform .12s,border-color .15s,background .15s;}
.smatte-engine .sm-se-opt:hover{border-color:var(--sm-accent);background:var(--sm-accent-soft);transform:translateY(-1px);}
.smatte-engine .sm-se-opt.sm-correct{background:var(--sm-good-soft);border-color:var(--sm-good);color:#1d5b38;}
.smatte-engine .sm-se-opt.sm-wrong{background:#fbeaea;border-color:#dd9a9a;color:#7a3a3a;}
.smatte-engine .sm-se-fb{margin-top:8px;font-size:14px;display:none;}
.smatte-engine .sm-se-fb.sm-show{display:block;}

/* ── widget ── */
.smatte-engine .sm-bridge{font-size:14px;color:var(--sm-muted);margin:0 0 10px;}
.smatte-engine .sm-widget-frame{width:100%;border:1px solid var(--sm-line);border-radius:12px;background:#fafaf7;}

/* ── övningar ── */
.smatte-engine .sm-exlead{font-size:13.5px;color:var(--sm-muted);padding:2px 2px 12px;}
.smatte-engine .sm-openall{font-size:13px;color:var(--sm-accent);cursor:pointer;background:none;border:none;padding:4px 2px;margin-bottom:6px;}
.smatte-engine .sm-levelgroup{margin-bottom:12px;}
.smatte-engine .sm-levelhead{display:flex;align-items:center;gap:10px;cursor:pointer;user-select:none;background:var(--sm-card);
  border:1px solid var(--sm-line);border-radius:14px;padding:14px 17px;box-shadow:var(--sm-shadow-sm);transition:transform .14s,box-shadow .16s;}
.smatte-engine .sm-levelhead:hover{transform:translateY(-1px);box-shadow:var(--sm-shadow-md);}
.smatte-engine .sm-pill{font-weight:800;font-size:13px;color:#fff;border-radius:8px;padding:4px 11px;}
.smatte-engine .sm-pill.E{background:var(--sm-e);} .smatte-engine .sm-pill.C{background:var(--sm-c);} .smatte-engine .sm-pill.A{background:var(--sm-a);}
/* ══ E/C/A-AVDELNINGAR (upplägg B, Simon 2026-07-17) — huvudstruktur, dragspel ══ */
.smatte-engine .sm-avd{margin:14px 0;border:1px solid var(--sm-line);border-radius:18px;overflow:hidden;background:var(--sm-card);box-shadow:var(--sm-shadow-md);transition:box-shadow .2s,transform .2s;}
.smatte-engine .sm-avd:hover{box-shadow:var(--sm-shadow-lg);}
.smatte-engine .sm-avdhead{display:flex;align-items:center;gap:12px;cursor:pointer;user-select:none;padding:16px 20px;transition:filter .14s;}
.smatte-engine .sm-avdhead:hover{filter:brightness(.985);}
.smatte-engine .sm-avdhead .sm-lt{font-weight:800;font-size:17px;}
.smatte-engine .sm-avd .sm-chev{transition:transform .2s;color:var(--sm-muted);font-size:18px;}
.smatte-engine .sm-avd.sm-open .sm-chev{transform:rotate(90deg);}
.smatte-engine .sm-avdbody{display:none;padding:6px 20px 22px;}
.smatte-engine .sm-avd.sm-open .sm-avdbody{display:block;}
/* färgkodning per nivå: kraftig vänsterkant + heltäckande ton-kant + tonad header */
.smatte-engine .sm-lg-E{border-color:#c8ece0;} .smatte-engine .sm-lg-E .sm-avdhead{background:#e6f8f1;}
.smatte-engine .sm-lg-C{border-color:#cddefb;} .smatte-engine .sm-lg-C .sm-avdhead{background:#e9f0fe;}
.smatte-engine .sm-lg-A{border-color:#ddd0f7;} .smatte-engine .sm-lg-A .sm-avdhead{background:#f0e9fc;}
/* nivå-pillen större + tydligare i E/C/A-headern */
.smatte-engine .sm-lg-E .sm-pill,.smatte-engine .sm-lg-C .sm-pill,.smatte-engine .sm-lg-A .sm-pill{font-size:15px;padding:5px 13px;box-shadow:0 1px 5px rgba(0,0,0,.14);}
/* underrubriker inuti en avdelning (Genomgång, Förklaring, Koll, Öva …) */
.smatte-engine .sm-avd-sub{font-weight:800;font-size:12.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--sm-muted);margin:24px 0 12px;padding-bottom:6px;border-bottom:1px solid var(--sm-line);}
.smatte-engine .sm-avdbody > .sm-avd-sub:first-child,.smatte-engine .sm-avdbody > .sm-anchor:first-child{margin-top:2px;}
/* Videofråga ovanför videon (Simon 2026-07-17): tema-rubrik + exakt fråga som videon löser */
.smatte-engine .sm-videoq{background:var(--sm-accent-soft);border-left:4px solid var(--sm-accent);border-radius:10px;padding:12px 15px;margin:0 2px 14px;}
.smatte-engine .sm-videoq-topic{font-weight:800;font-size:15px;color:var(--sm-accent-ink);margin-bottom:4px;}
.smatte-engine .sm-videoq-lab{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--sm-muted);margin-bottom:5px;}
.smatte-engine .sm-videoq-q{font-size:15px;line-height:1.5;}
.smatte-engine .sm-levelvideo .sm-lvq{font-size:14px;line-height:1.5;margin:2px 2px 9px;color:var(--sm-ink);}
.smatte-engine .sm-lt{font-weight:600;}
/* ikon i rutans header */
.smatte-engine .sm-bxicon{font-size:17px;line-height:1;flex:none;}
/* teori-rutorna: egna mjuka färger + accent-vänsterkant → sticker ut, skiljer sig från E/C/A */
.smatte-engine .sm-bx-genomgang .sm-avdhead{background:#f1ecfe;}
.smatte-engine .sm-bx-forklaring .sm-avdhead{background:#eceffe;}
.smatte-engine .sm-bx-koll .sm-avdhead{background:#fff4e3;}
.smatte-engine .sm-bx-utforska .sm-avdhead{background:#e6faf5;}
/* "X/Y uppgifter"-räknare = tydlig pill längst till höger i E/C/A-headern */
.smatte-engine .sm-cnt{margin-left:auto;color:var(--sm-ink);font-size:12.5px;font-weight:700;background:#fff;border:1px solid var(--sm-line);padding:3px 11px;border-radius:20px;white-space:nowrap;}
/* Mål grupperade per nivå (E/C/A) */
.smatte-engine .sm-goalgrp{margin-top:13px;}
.smatte-engine .sm-goalgrp-h{display:flex;align-items:center;gap:9px;margin-bottom:7px;}
.smatte-engine .sm-goalgrp-t{font-weight:800;font-size:13px;color:var(--sm-ink);}
.smatte-engine .sm-goalgrp .sm-pill{font-size:11.5px;padding:3px 9px;}
.smatte-engine .sm-gg-E .sm-goalgrp-t{color:#0d7a5f;} .smatte-engine .sm-gg-C .sm-goalgrp-t{color:#1f5fc0;} .smatte-engine .sm-gg-A .sm-goalgrp-t{color:#6b3fbf;}
/* "Kom igång"-karusell: frågorna sida vid sida, en synlig i taget (svep) */
.smatte-engine .sm-carotrack{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:2px;}
.smatte-engine .sm-carotrack::-webkit-scrollbar{display:none;}
.smatte-engine .sm-slide{flex:0 0 100%;min-width:0;scroll-snap-align:start;}
.smatte-engine .sm-slide .sm-bankq{border-bottom:none;padding:4px 2px;}
.smatte-engine .sm-caronav{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:10px;}
.smatte-engine .sm-caro-btn{width:34px;height:34px;border-radius:50%;border:1px solid var(--sm-line);background:#fff;cursor:pointer;font-size:19px;line-height:1;color:var(--sm-ink);transition:background .12s,border-color .12s;}
.smatte-engine .sm-caro-btn:hover{background:var(--sm-accent-soft);border-color:var(--sm-accent);}
.smatte-engine .sm-caro-cnt{font-size:13px;font-weight:700;color:var(--sm-muted);min-width:52px;text-align:center;}
.smatte-engine .sm-recstart{font-size:11px;background:var(--sm-good-soft);color:var(--sm-good);font-weight:700;padding:2px 9px;border-radius:20px;}
.smatte-engine .sm-chev{transition:transform .2s;color:var(--sm-muted);margin-left:8px;}
.smatte-engine .sm-levelgroup.sm-open .sm-chev{transform:rotate(90deg);}
.smatte-engine .sm-exlist{display:none;padding:6px 0 0;}
.smatte-engine .sm-levelgroup.sm-open .sm-exlist{display:block;}
.smatte-engine .sm-softnote{font-size:12.5px;color:var(--sm-muted);font-style:italic;padding:2px 4px 8px;}
.smatte-engine .sm-progress{height:9px;background:#ecebf5;border-radius:20px;overflow:hidden;margin-top:8px;}
.smatte-engine .sm-progress .sm-bar{height:100%;background:linear-gradient(90deg,#16BD92,#3ED6AF);width:0;border-radius:20px;transition:width .55s cubic-bezier(.34,1.4,.5,1);}

.smatte-engine .sm-ex{position:relative;background:var(--sm-card);border:1px solid var(--sm-line);border-radius:16px;padding:17px;margin:10px 0;box-shadow:var(--sm-shadow-sm);transition:box-shadow .18s,transform .18s,border-color .18s;}
.smatte-engine .sm-ex:hover{box-shadow:var(--sm-shadow-md);transform:translateY(-2px);border-color:#d6d3ec;}
.smatte-engine .sm-ex.sm-solved{border-color:var(--sm-good);box-shadow:0 0 0 1px var(--sm-good),var(--sm-shadow-sm);}
/* #22 bekräftelse-loop: tvilling-uppgift som cementerar metoden efter ett rättat metodfel */
.smatte-engine .sm-confirm{margin:14px 0 2px;padding:12px 14px 4px;background:#f1fbf4;border:1px solid #bfe6cd;border-left:3px solid var(--sm-good);border-radius:12px;}
.smatte-engine .sm-confirm-lead{font-size:13.5px;font-weight:700;color:#1f6b3a;margin-bottom:4px;}
.smatte-engine .sm-confirm .sm-ex{background:#fff;margin:6px 0;}
.smatte-engine .sm-confirm .sm-ex:hover{transform:none;}
.smatte-engine .sm-ex .sm-qtext{font-size:15.5px;margin-bottom:12px;}
.smatte-engine .sm-answer-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;}
.smatte-engine .sm-answer-row input{flex:1;min-width:140px;padding:11px 13px;border:1.5px solid var(--sm-line);border-radius:11px;font-size:15px;background:#fff;}
.smatte-engine .sm-answer-row input:focus{outline:none;border-color:var(--sm-accent);box-shadow:var(--sm-ring);}
.smatte-engine .sm-btn{padding:10px 17px;border:1.5px solid var(--sm-line);background:#fff;border-radius:11px;font-size:14px;font-weight:700;
  cursor:pointer;color:var(--sm-ink);min-height:42px;transition:transform .12s,box-shadow .16s,background .15s,border-color .15s;}
.smatte-engine .sm-btn:hover:not(:disabled){border-color:#cfd2e6;}
.smatte-engine .sm-btn:disabled{opacity:.5;cursor:not-allowed;}
.smatte-engine .sm-btn:active:not(:disabled){transform:translateY(1px);}
.smatte-engine .sm-btn-primary{background:linear-gradient(180deg,var(--sm-accent-2),var(--sm-accent));color:#fff;border-color:transparent;box-shadow:0 3px 10px rgba(69,39,160,.32);}
.smatte-engine .sm-btn-primary:hover:not(:disabled){box-shadow:0 7px 20px rgba(69,39,160,.42);transform:translateY(-1px);}
.smatte-engine .sm-btn-soft{background:var(--sm-accent-soft);color:var(--sm-accent-ink);border-color:transparent;}
.smatte-engine .sm-fb{min-height:20px;font-size:14px;margin-top:10px;font-weight:600;}
.smatte-engine .sm-fb.sm-ok{color:var(--sm-good);font-family:"Nunito","Segoe UI",sans-serif;font-weight:800;font-size:16.5px;display:inline-flex;align-items:center;gap:6px;animation:sm-pop .42s cubic-bezier(.34,1.56,.5,1);}
.smatte-engine .sm-fb.sm-try{color:var(--sm-warn);}
/* Återläsning (D1): tidigare klarad uppgift — lugnare än ett färskt ✓ (eleven
   löste den inte just nu), ingen pop-animation. */
.smatte-engine .sm-fb.sm-ok.sm-restored{font-size:14.5px;font-weight:700;opacity:.85;animation:none;}
.smatte-engine .sm-resumed{margin:0 0 14px;padding:10px 14px;border-radius:10px;font-size:14px;
  background:var(--sm-good-soft,#e8f7f0);border:1px solid var(--sm-good);color:#155e45;font-weight:600;}
@keyframes sm-pop{0%{transform:scale(.7);opacity:0}60%{transform:scale(1.12)}100%{transform:scale(1);opacity:1}}
.smatte-engine .sm-rewatch{display:none;margin-top:10px;background:var(--sm-warn-soft);border:1px solid #e9d27f;border-radius:9px;padding:10px 13px;font-size:14px;color:#6b5512;}
.smatte-engine .sm-rewatch.sm-show{display:block;}
.smatte-engine .sm-toolrow{display:flex;gap:8px;flex-wrap:wrap;margin-top:11px;}
.smatte-engine .sm-hintbox{margin-top:11px;}
.smatte-engine .sm-hint{background:var(--sm-accent-soft);border-radius:9px;padding:10px 13px;font-size:14px;margin-top:7px;color:#1c3a55;}
.smatte-engine .sm-hint .sm-hl{font-weight:700;color:var(--sm-accent);font-size:12px;text-transform:uppercase;letter-spacing:.04em;display:block;margin-bottom:2px;}
.smatte-engine .sm-hint.A{background:#f6f2fb;color:#3d2a55;} .smatte-engine .sm-hint.A .sm-hl{color:var(--sm-a);}
.smatte-engine .sm-hintintro{font-size:12.5px;color:var(--sm-muted);font-style:italic;margin-top:8px;}
.smatte-engine .sm-micro{margin-top:11px;background:#f3f6fb;border:1px dashed var(--sm-accent);border-radius:9px;padding:11px 13px;display:none;}
.smatte-engine .sm-micro.sm-show{display:block;}
.smatte-engine .sm-micro .sm-mq{font-size:14px;font-weight:600;margin-bottom:8px;}
.smatte-engine .sm-micro button{display:block;width:100%;text-align:left;background:#fff;border:2px solid #e4ddf7;border-radius:999px;padding:11px 20px;margin:6px 0;font-size:14px;font-weight:600;cursor:pointer;}
.smatte-engine .sm-micro button:hover{border-color:var(--sm-accent);background:var(--sm-accent-soft);}
.smatte-engine .sm-countdown{margin-top:10px;font-size:13px;color:var(--sm-muted);display:none;}
.smatte-engine .sm-countdown.sm-show{display:block;}
.smatte-engine .sm-solbox{margin-top:11px;display:none;}
.smatte-engine .sm-solbox.sm-show{display:block;}
.smatte-engine .sm-sol{background:#f7faf8;border:1px solid var(--sm-good-soft);border-left:3px solid var(--sm-good);border-radius:9px;padding:12px 14px;font-size:14px;}
.smatte-engine .sm-open-note{font-size:13px;color:var(--sm-muted);font-style:italic;margin-top:4px;}

/* ── avstämning ── */
.smatte-engine .sm-bankq{border-bottom:1px dashed var(--sm-line);padding:11px 0;}
.smatte-engine .sm-bankq:last-child{border-bottom:none;}
.smatte-engine .sm-bankq .sm-bq{font-weight:600;font-size:14.5px;}
.smatte-engine .sm-bankq .sm-ba{display:none;margin-top:6px;color:var(--sm-good);font-size:14px;}
.smatte-engine .sm-bankq.sm-show .sm-ba{display:block;}
.smatte-engine .sm-bankq .sm-rev{font-size:13px;color:var(--sm-accent);cursor:pointer;margin-top:5px;display:inline-block;}
.smatte-engine .sm-retr-src{font-size:12px;color:var(--sm-muted);margin-top:3px;}
.smatte-engine .sm-selfmark{margin-top:18px;border-top:1px solid var(--sm-line);padding-top:16px;}
.smatte-engine .sm-selfmark .sm-lead{font-size:15px;font-weight:600;margin-bottom:2px;}
.smatte-engine .sm-selfmark .sm-sub{font-size:13px;color:var(--sm-muted);margin-bottom:10px;}
.smatte-engine .sm-marks{display:flex;gap:6px;flex-wrap:wrap;}
.smatte-engine .sm-mark{flex:1;min-width:130px;border:2px solid #e4ddf7;background:#fff;border-radius:999px;padding:12px 16px;font-size:13px;font-weight:700;text-align:center;cursor:pointer;color:var(--sm-muted);transition:transform .12s,border-color .15s,background .15s;}
.smatte-engine .sm-mark:hover{border-color:var(--sm-accent);background:var(--sm-accent-soft);transform:translateY(-1px);}
.smatte-engine .sm-mark.sm-on{background:linear-gradient(180deg,var(--sm-accent-2),var(--sm-accent));color:#fff;border-color:transparent;}
.smatte-engine .sm-calib{display:none;margin-top:14px;border-radius:11px;padding:14px;font-size:14px;}
.smatte-engine .sm-calib.sm-show{display:block;}
.smatte-engine .sm-calib.sm-match{background:var(--sm-good-soft);border:1px solid var(--sm-good);}
.smatte-engine .sm-calib.sm-over{background:var(--sm-warn-soft);border:1px solid #e9d27f;}
.smatte-engine .sm-calib.sm-under{background:var(--sm-accent-soft);border:1px solid #cfe0f0;}
.smatte-engine .sm-calib b{display:block;margin-bottom:4px;}
.smatte-engine .sm-calib .sm-next{margin-top:8px;font-size:13.5px;}

/* ══ VÄRME-PASS (Simon 2026-07-18): brand-energi, fira-moment, mjukt djup ══ */

/* Varm lektionsheader */
.smatte-engine .sm-hero{position:relative;overflow:hidden;border-radius:var(--sm-radius-lg);padding:20px 24px;margin-bottom:14px;
  background:linear-gradient(120deg,#4527A0 0%,#5B3BC4 52%,#16BD92 140%);color:#fff;box-shadow:var(--sm-shadow-md);}
.smatte-engine .sm-hero::after{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(249,115,22,.35),transparent 70%);pointer-events:none;}
.smatte-engine .sm-hero-eyebrow{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;opacity:.85;margin-bottom:5px;}
.smatte-engine .sm-hero-title{font-family:"Nunito","Segoe UI",sans-serif;font-weight:800;font-size:23px;line-height:1.18;letter-spacing:-.01em;}
.smatte-engine .sm-hero-sub{margin-top:7px;font-size:14px;opacity:.94;max-width:52ch;}

/* "X/Y uppgifter"-pill → mint "klart"-läge när nivån är avklarad */
.smatte-engine .sm-cnt.sm-done{background:var(--sm-good);border-color:var(--sm-good);color:#fff;animation:sm-pop .42s cubic-bezier(.34,1.56,.5,1);}

/* Progress-avstämning överst: E/C/A-chips som bockas av live */
.smatte-engine .sm-track{margin-bottom:16px;}
.smatte-engine .sm-track-lab{font-size:12px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--sm-muted);margin:2px 2px 9px;}
.smatte-engine .sm-track-row{display:flex;gap:10px;flex-wrap:wrap;}
.smatte-engine .sm-chip{display:flex;align-items:center;gap:9px;padding:10px 15px 10px 11px;border-radius:15px;background:#fff;border:1.5px solid var(--sm-line);box-shadow:var(--sm-shadow-sm);flex:1 1 0;min-width:130px;transition:border-color .2s,background .2s,box-shadow .2s;}
.smatte-engine .sm-chip .sm-pill{font-size:13px;padding:4px 11px;}
.smatte-engine .sm-chip-lab{font-family:"Nunito","Segoe UI",sans-serif;font-weight:800;font-size:14.5px;color:var(--sm-ink);}
.smatte-engine .sm-chip-cnt{margin-left:auto;font-size:13.5px;font-weight:800;color:var(--sm-muted);white-space:nowrap;}
.smatte-engine .sm-chip:hover{box-shadow:var(--sm-shadow-md);transform:translateY(-2px);}
.smatte-engine .sm-chip.sm-ck-E{border-color:#c8ece0;}
.smatte-engine .sm-chip.sm-ck-C{border-color:#cddefb;}
.smatte-engine .sm-chip.sm-ck-A{border-color:#ddd0f7;}
.smatte-engine .sm-chip.sm-chip-done{background:var(--sm-good-soft);border-color:var(--sm-good);box-shadow:0 0 0 1px var(--sm-good),var(--sm-shadow-sm);}
.smatte-engine .sm-chip.sm-chip-done .sm-chip-cnt{color:var(--sm-good);animation:sm-pop .42s cubic-bezier(.34,1.56,.5,1);}

/* Fira-burst (gnistan): konfetti-partiklar i brand-färger, ingen extern lib */
.smatte-engine .sm-burst{position:absolute;left:26px;top:26px;width:0;height:0;pointer-events:none;z-index:5;}
.smatte-engine .sm-confetti{position:absolute;width:8px;height:8px;border-radius:2px;opacity:0;
  animation:sm-fly .95s cubic-bezier(.15,.7,.35,1) forwards;}
@keyframes sm-fly{
  0%{opacity:0;transform:translate(0,0) rotate(0) scale(.4);}
  12%{opacity:1;}
  100%{opacity:0;transform:translate(var(--dx),var(--dy)) rotate(var(--rot)) scale(1);}
}
@media (prefers-reduced-motion: reduce){
  .smatte-engine .sm-confetti,.smatte-engine .sm-fb.sm-ok,.smatte-engine .sm-cnt.sm-done{animation:none;}
  .smatte-engine .sm-burst{display:none;}
}

/* ── Låst lektion (A1, åtkomstkontroll med smakprov) ─────────────────────────
   Visas i stället för motorn när gatingen är på och besökaren saknar access.
   Egen scope (.sm-locked, inte under .smatte-engine) eftersom motorn aldrig
   monteras i det läget. Ton: inbjudande, inte avvisande. */
.sm-locked{max-width:760px;margin:28px auto;padding:34px 32px;border-radius:22px;background:#fff;
  border:1px solid #E3E4EE;box-shadow:0 4px 12px rgba(34,27,78,.08),0 16px 36px rgba(34,27,78,.10);
  font-family:"Inter","Segoe UI",sans-serif;color:#221B4E;text-align:center;}
.sm-locked-badge{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  color:#4527A0;background:#eeeafc;border-radius:20px;padding:5px 14px;margin-bottom:16px;}
.sm-locked-title{font-family:"Nunito","Segoe UI",sans-serif;font-weight:800;font-size:25px;line-height:1.25;
  margin:0 0 12px;color:#221B4E;}
.sm-locked-lead{font-size:16px;line-height:1.6;color:#3d3a5c;margin:0 auto 14px;max-width:56ch;}
.sm-locked-note{font-size:14.5px;line-height:1.6;color:#64667E;margin:0 auto 22px;max-width:56ch;}
.sm-locked-note a{color:#4527A0;font-weight:700;}
.sm-locked-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}
.sm-locked-btn{display:inline-block;padding:13px 24px;border-radius:12px;font-weight:800;font-size:15px;
  text-decoration:none;color:#fff;background:linear-gradient(115deg,#4527A0 0%,#6D4FD0 55%,#8B5CF6 100%);
  box-shadow:0 1px 2px rgba(34,27,78,.05),0 3px 8px rgba(34,27,78,.07);}
.sm-locked-btn:hover{filter:brightness(1.06);}
.sm-locked-btn-ghost{background:none;color:#4527A0;border:1.5px solid #d9d4f2;box-shadow:none;}
.sm-locked-btn-ghost:hover{background:#f6f4fe;filter:none;}
@media (max-width:560px){.sm-locked{padding:26px 20px;margin:18px 12px;}.sm-locked-title{font-size:21px;}}