/* ============================================================================
   LearnAI — Section walk-through ("Present") modal
   PowerPoint-style slide deck per section: next/prev, dots, keyboard, quiz.
   Scoped under .pv- to avoid clashing with the site + the image .modal.
   Uses the site tokens: --navy --teal --coral --paper --muted.
   ========================================================================== */

.present-launch{
  display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 22px;margin:2px 0 4px;
  border:0;border-radius:999px;cursor:pointer;
  font-family:'Source Serif 4',Georgia,serif;font-size:15.5px;font-weight:700;letter-spacing:-.01em;color:#fff;
  background:linear-gradient(135deg,var(--teal,#029ba7),#2476ff);
  box-shadow:0 16px 34px -16px rgba(4,120,150,.9);transition:transform .16s ease,box-shadow .25s ease,filter .2s}
.present-launch:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 22px 46px -18px rgba(4,120,150,.95)}
.present-launch .pl-play{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.22)}
.present-launch .pl-play svg{width:11px;height:11px;margin-left:1px}

/* ---- overlay + stage ---------------------------------------------------- */
.pv-scrim{position:fixed;inset:0;z-index:1000;display:none;align-items:center;justify-content:center;padding:22px;
  background:rgba(6,15,32,.66);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.pv-scrim.pv-open{display:flex;animation:pvFade .24s ease}
@keyframes pvFade{from{opacity:0}to{opacity:1}}

.pv-stage{position:relative;width:min(980px,100%);height:min(640px,94vh);display:flex;flex-direction:column;
  background:linear-gradient(162deg,#fffdf7 0%,#fff5e9 100%);
  border:1px solid rgba(255,255,255,.85);border-radius:24px;
  box-shadow:0 50px 140px rgba(6,15,32,.55);overflow:hidden;
  font-family:'Source Serif 4',Georgia,serif}
.pv-stage::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;z-index:2;
  background:linear-gradient(90deg,var(--teal,#029ba7),#2476ff 60%,#8057ff)}

/* ---- header ------------------------------------------------------------- */
.pv-head{display:flex;align-items:center;gap:14px;padding:17px 22px 15px;border-bottom:1px solid rgba(7,20,64,.08);position:relative;z-index:2}
.pv-eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--teal,#029ba7)}
.pv-count{margin-left:auto;font-size:13px;font-weight:700;color:#8792a8;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.pv-x{width:34px;height:34px;border:1px solid rgba(7,20,64,.14);background:#fff;border-radius:10px;cursor:pointer;
  font-size:15px;color:#46506b;line-height:1;display:grid;place-items:center;transition:border-color .2s,color .2s,transform .15s}
.pv-x:hover{border-color:var(--coral,#df744a);color:var(--coral,#df744a);transform:rotate(90deg)}

/* ---- body / slide ------------------------------------------------------- */
.pv-body{flex:1;overflow-y:auto;overflow-x:hidden;padding:34px 46px 30px}
.pv-body::-webkit-scrollbar{width:8px}
.pv-body::-webkit-scrollbar-thumb{background:rgba(7,20,64,.16);border-radius:8px}
.pv-slide{animation:pvIn .34s cubic-bezier(.22,.9,.3,1)}
.pv-slide.pv-rev{animation:pvInBack .34s cubic-bezier(.22,.9,.3,1)}
@keyframes pvIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:none}}
@keyframes pvInBack{from{opacity:0;transform:translateX(-20px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.pv-slide,.pv-slide.pv-rev{animation:none}}

.pv-kicker{font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--coral,#df744a);margin:0 0 11px}
.pv-h{font-size:clamp(1.55rem,3.3vw,2.25rem);line-height:1.13;color:var(--navy,#06143d);margin:0 0 14px;letter-spacing:-.02em;font-weight:700}
.pv-h em{font-style:normal;color:var(--teal,#029ba7)}
.pv-lead{font-size:17px;line-height:1.62;color:#414c67;margin:0 0 8px;max-width:64ch}
.pv-lead strong{color:var(--navy,#06143d)}
.pv-note{font-size:14px;line-height:1.55;color:#6a7590;margin:16px 0 0}

/* definition hero (slide 1) */
.pv-def{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:center;margin-top:6px}
.pv-defcard{background:#fff;border:1px solid rgba(7,20,64,.1);border-radius:18px;padding:22px 22px 20px;box-shadow:0 20px 50px -30px rgba(7,20,64,.5)}
.pv-defcard b{display:block;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--teal,#029ba7);margin-bottom:10px}
.pv-pill{display:inline-block;margin:4px 6px 0 0;padding:6px 12px;border-radius:999px;font-size:13.5px;font-weight:700;color:var(--navy,#06143d);background:rgba(2,155,167,.1);border:1px solid rgba(2,155,167,.22)}
@media (max-width:720px){.pv-def{grid-template-columns:1fr}}

/* flow diagram (slide 2) */
.pv-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:22px 0 4px}
.pv-step{position:relative;background:#fff;border:1px solid rgba(7,20,64,.1);border-radius:16px;padding:18px 15px;text-align:center;box-shadow:0 16px 40px -28px rgba(7,20,64,.55)}
.pv-step .pv-num{width:34px;height:34px;margin:0 auto 10px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;font-size:15px}
.pv-step h4{margin:0 0 6px;font-size:15.5px;color:var(--navy,#06143d);line-height:1.2}
.pv-step p{margin:0;font-size:13px;line-height:1.45;color:#67728d}
.pv-step:not(:last-child)::after{content:"→";position:absolute;right:-11px;top:50%;transform:translateY(-50%);color:var(--teal,#029ba7);font-weight:800;font-size:16px;z-index:3}
.pv-n1{background:#029ba7}.pv-n2{background:#2476ff}.pv-n3{background:#df744a}.pv-n4{background:#22a06b}
@media (max-width:760px){.pv-flow{grid-template-columns:1fr 1fr}.pv-step:nth-child(2)::after,.pv-step:not(:last-child)::after{content:""}}

/* two-column compare (slide 3) */
.pv-two{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0 4px}
.pv-col{border-radius:16px;padding:20px 20px 16px;border:1px solid}
.pv-col.good{background:rgba(34,160,107,.07);border-color:rgba(34,160,107,.26)}
.pv-col.care{background:rgba(223,116,74,.07);border-color:rgba(223,116,74,.28)}
.pv-col h4{margin:0 0 12px;font-size:15px;display:flex;align-items:center;gap:9px;letter-spacing:.02em}
.pv-col.good h4{color:#1c7d52}.pv-col.care h4{color:#b4552e}
.pv-col h4 .pv-ic{width:24px;height:24px;border-radius:7px;display:grid;place-items:center;color:#fff;font-size:14px;font-weight:800}
.pv-col.good .pv-ic{background:#22a06b}.pv-col.care .pv-ic{background:#df744a}
.pv-tags{display:flex;flex-wrap:wrap;gap:7px}
.pv-tag{font-size:13.5px;font-weight:600;color:var(--navy,#06143d);background:#fff;border:1px solid rgba(7,20,64,.12);border-radius:8px;padding:6px 11px}
@media (max-width:720px){.pv-two{grid-template-columns:1fr}}

/* chat compare (slide 4) */
.pv-chat{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0 4px}
.pv-bub{border-radius:16px;overflow:hidden;border:1px solid rgba(7,20,64,.12);background:#fff;box-shadow:0 18px 44px -30px rgba(7,20,64,.5)}
.pv-bub .pv-bh{padding:11px 15px;font-size:12.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;display:flex;align-items:center;gap:8px}
.pv-bub.weak .pv-bh{background:rgba(223,116,74,.12);color:#b4552e}
.pv-bub.strong .pv-bh{background:rgba(2,155,167,.12);color:#037681}
.pv-bub .pv-say{padding:14px 16px;font-size:14.5px;line-height:1.5;color:#2f3a55;border-bottom:1px dashed rgba(7,20,64,.12)}
.pv-bub .pv-say.you{color:#46506b}
.pv-bub .pv-got{padding:13px 16px;font-size:14px;line-height:1.55}
.pv-bub.weak .pv-got{color:#7a6a5f;background:rgba(223,116,74,.05)}
.pv-bub.strong .pv-got{color:#274b3f;background:rgba(34,160,107,.06)}
.pv-bub .pv-lab{display:block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#94a3b8;opacity:.8;margin-bottom:4px}
@media (max-width:720px){.pv-chat{grid-template-columns:1fr}}

/* takeaway (slide 5) */
.pv-take{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0 4px}
.pv-take .card{border-radius:16px;padding:20px;border:1px solid rgba(7,20,64,.1);background:#fff}
.pv-take .card.say{background:linear-gradient(150deg,rgba(2,155,167,.1),#fff)}
.pv-take .card.dont{background:linear-gradient(150deg,rgba(223,116,74,.1),#fff)}
.pv-take .card h4{margin:0 0 8px;font-size:15px;color:var(--navy,#06143d)}
.pv-take .card p{margin:0;font-size:14.5px;line-height:1.55;color:#46506b}
@media (max-width:720px){.pv-take{grid-template-columns:1fr}}

/* ---- quiz --------------------------------------------------------------- */
.pv-quizhead{display:flex;align-items:center;gap:12px;margin:0 0 6px}
.pv-quizhead .pv-qbadge{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#fff;background:var(--teal,#029ba7);padding:5px 12px;border-radius:999px}
.pv-quizhead .pv-score{margin-left:auto;font-size:14px;font-weight:700;color:#67728d;font-variant-numeric:tabular-nums}
.pv-q{margin:14px 0 0}
.pv-q .pv-qq{font-size:19px;line-height:1.35;color:var(--navy,#06143d);font-weight:700;margin:0 0 16px}
.pv-opts{display:grid;gap:10px}
.pv-opt{display:flex;align-items:flex-start;gap:12px;text-align:left;width:100%;padding:14px 16px;border-radius:13px;
  border:1.5px solid rgba(7,20,64,.14);background:#fff;cursor:pointer;font:inherit;font-size:15.5px;color:#2f3a55;line-height:1.4;
  transition:border-color .18s,background .18s,transform .12s}
.pv-opt:hover:not(:disabled){border-color:var(--teal,#029ba7);transform:translateX(2px)}
.pv-opt .pv-key{flex:0 0 auto;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;font-size:14px;font-weight:800;
  background:rgba(7,20,64,.06);color:#46506b}
.pv-opt:disabled{cursor:default}
.pv-opt.correct{border-color:#22a06b;background:rgba(34,160,107,.1)}
.pv-opt.correct .pv-key{background:#22a06b;color:#fff}
.pv-opt.wrong{border-color:#d1583f;background:rgba(209,88,63,.09)}
.pv-opt.wrong .pv-key{background:#d1583f;color:#fff}
.pv-opt.dim{opacity:.55}
.pv-why{margin:14px 0 0;padding:13px 16px;border-radius:12px;background:rgba(2,155,167,.08);border:1px solid rgba(2,155,167,.22);
  font-size:14.5px;line-height:1.55;color:#274b52;display:none}
.pv-why.show{display:block;animation:pvIn .3s ease}
.pv-why b{color:#037681}

/* results */
.pv-results{text-align:center;padding:20px 0}
.pv-ring{width:132px;height:132px;margin:6px auto 16px}
.pv-results h3{font-size:1.7rem;color:var(--navy,#06143d);margin:0 0 8px}
.pv-results p{font-size:16px;color:#46506b;margin:0 auto;max-width:44ch;line-height:1.55}
.pv-redo{margin-top:18px;height:42px;padding:0 20px;border-radius:11px;border:1px solid rgba(7,20,64,.16);background:#fff;
  font:inherit;font-weight:700;color:var(--navy,#06143d);cursor:pointer}
.pv-redo:hover{border-color:var(--teal,#029ba7)}

/* ---- footer ------------------------------------------------------------- */
.pv-foot{display:flex;align-items:center;gap:14px;padding:14px 22px;border-top:1px solid rgba(7,20,64,.08);position:relative;z-index:2}
.pv-dots{display:flex;gap:8px;margin:0 auto}
.pv-dot{width:9px;height:9px;border-radius:50%;background:rgba(7,20,64,.16);border:0;cursor:pointer;padding:0;transition:transform .2s,background .2s}
.pv-dot.on{background:var(--teal,#029ba7);transform:scale(1.3)}
.pv-dot.done{background:rgba(2,155,167,.5)}
.pv-btn{height:42px;padding:0 20px;border-radius:11px;border:1px solid rgba(7,20,64,.16);background:#fff;color:var(--navy,#06143d);
  font-family:inherit;font-size:15px;font-weight:700;cursor:pointer;transition:transform .15s,box-shadow .2s,opacity .2s}
.pv-btn:hover:not([disabled]){transform:translateY(-1px);box-shadow:0 12px 26px -14px rgba(7,20,64,.6)}
.pv-btn[disabled]{opacity:.35;cursor:default}
.pv-btn.pv-next{background:linear-gradient(135deg,var(--teal,#029ba7),#2476ff);color:#fff;border:0}

@media (max-width:640px){
  .pv-body{padding:24px 22px}
  .pv-h{font-size:1.5rem}
  .pv-foot .pv-btn{padding:0 15px;font-size:14px}
}