/* Educators' page (/pedfak/): only layout glue on top of ../styles.css tokens and components. */
.pf-hero { padding-top: var(--space-7); }
.pf-hero__grid { display: grid; gap: 32px; align-items: center; }
@media (min-width: 900px) { .pf-hero__grid { grid-template-columns: 1.15fr 0.85fr; } }
.pf-hero__title { font: 800 clamp(36px, 7vw, 76px)/1.02 var(--font-display); margin: 12px 0 20px; color: var(--ink); }
.pf-lead { font: 400 clamp(17px, 2.2vw, 20px)/1.5 var(--font-text); color: var(--ink-soft); max-width: 640px; margin: 0 0 24px; }
.pf-demo { margin: 0; justify-self: center; width: min(100%, 340px); }
.pf-canvas { display: block; width: 100%; aspect-ratio: 9 / 16; height: auto; border-radius: 28px; background: var(--paper-soft); box-shadow: var(--shadow-lift); }
.pf-caption { margin-top: 10px; text-align: center; font: 600 14px/1.3 var(--font-text); color: var(--ink-muted); }

.pf-ws { max-width: 980px; }
.pf-step { position: relative; background: var(--paper); border-radius: var(--radius-l); padding: 28px 22px 24px; box-shadow: var(--shadow-soft); display: grid; gap: 18px; }
@media (min-width: 720px) { .pf-step { padding: 36px 40px 32px 84px; } }
.pf-step__n { display: none; }
@media (min-width: 720px) { .pf-step__n { display: grid; place-items: center; position: absolute; left: 24px; top: 32px; width: 40px; height: 40px; border-radius: 12px; background: var(--ink); color: var(--mint); font: 800 18px/1 var(--font-display); } }
.pf-step p { margin: 0; }
.pf-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.pf-chip { min-height: 40px; padding: 0 16px; border-radius: var(--radius-pill); border: 2px solid var(--line); background: var(--paper); font: 600 15px/1 var(--font-text); color: var(--ink); cursor: pointer; }
.pf-chip:hover { border-color: var(--ink); }
.pf-chip:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.pf-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.pf-link { background: none; border: 0; padding: 8px 4px; font: 600 15px/1.2 var(--font-text); color: var(--ink-soft); text-decoration: underline; cursor: pointer; }
.pf-note { font: 400 15px/1.45 var(--font-text); color: var(--ink-muted); max-width: 640px; }

.pf-shi { display: grid; grid-template-columns: 72px 1fr; gap: 16px; align-items: start; background: #e9fbff; border: 3px solid #0aa6b8; border-radius: var(--radius-m); padding: 16px; }
.pf-shi__img { width: 72px; height: 90px; object-fit: cover; border-radius: 14px; box-shadow: 0 0 22px rgba(30, 220, 255, .55); }
.pf-shi__name { font: 700 13px/1.2 var(--font-display); letter-spacing: .06em; text-transform: uppercase; color: #087f8d; margin: 0 0 6px !important; }
.pf-shi__text { font: 600 19px/1.4 var(--font-text); color: var(--ink); }
.pf-shi__hint { margin-top: 8px !important; font: 400 16px/1.45 var(--font-text); color: var(--ink-soft); }

.pf-wait { text-align: center; justify-items: center; padding-block: 40px; }
.pf-wait p { font: 700 18px/1.4 var(--font-display); }
.pf-wait__cast { display: flex; gap: 6px; }
.pf-wait__cast img { width: 64px; height: 92px; object-fit: contain; animation: pf-hop 1s ease-in-out infinite; }
.pf-wait__cast img:nth-child(2) { animation-delay: .15s; } .pf-wait__cast img:nth-child(3) { animation-delay: .3s; } .pf-wait__cast img:nth-child(4) { animation-delay: .45s; }
@keyframes pf-hop { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
@media (prefers-reduced-motion: reduce) { .pf-wait__cast img { animation: none; } }

.pf-result { gap: 24px; }
@media (min-width: 820px) { .pf-result { grid-template-columns: 340px 1fr; align-items: start; } }
.pf-result__player { margin: 0; width: min(100%, 340px); justify-self: center; }
.pf-result__side { display: grid; gap: 14px; align-content: start; }
.pf-script__title { font: 700 16px/1.2 var(--font-display); margin: 8px 0 0; }
.pf-script { margin: 0; padding-left: 20px; display: grid; gap: 6px; font: 400 16px/1.45 var(--font-text); }
.pf-script__formula { list-style: none; margin-left: -20px; margin-top: 6px; padding: 10px 14px; background: var(--mint); border-radius: 14px; font-weight: 700; }

.pf-methods { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; counter-reset: m; }
@media (min-width: 720px) { .pf-methods { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .pf-methods { grid-template-columns: repeat(3, 1fr); } }
.pf-methods li { counter-increment: m; background: var(--paper-soft); border-radius: var(--radius-l); padding: 24px; display: grid; gap: 10px; align-content: start; }
.pf-methods li::before { content: counter(m, decimal-leading-zero); font: 800 14px/1 var(--font-display); color: var(--mint-ink); }
.pf-methods h3 { margin: 0; font: 700 20px/1.25 var(--font-display); }
.pf-methods p { margin: 0; font: 400 16px/1.5 var(--font-text); color: var(--ink-soft); }
.pf-methods .pf-try { color: var(--ink); background: var(--paper); border-radius: 14px; padding: 10px 12px; }

/* projector wall */
.pf-wall { min-height: 100vh; background: var(--ink); color: var(--on-screen); display: grid; grid-template-columns: auto 1fr; gap: 4vw; padding: 3vh 4vw; align-items: center; }
.pf-wall__player { height: 94vh; aspect-ratio: 9 / 16; }
.pf-wall__player .pf-canvas { height: 100%; width: auto; box-shadow: 0 0 80px rgba(147, 249, 191, .25); }
.pf-wall__side { display: grid; gap: 3vh; align-content: center; }
.pf-wall h1 { font: 800 clamp(28px, 4.2vw, 72px)/1.05 var(--font-display); margin: 0; }
.pf-wall h1 .mn-slab { color: var(--ink); }
.pf-wall__qr { display: flex; gap: 2vw; align-items: center; }
.pf-wall__qr img { width: clamp(160px, 18vw, 320px); height: auto; background: #fff; border-radius: 20px; padding: 10px; }
.pf-wall__qr p { font: 700 clamp(18px, 2vw, 34px)/1.3 var(--font-text); margin: 0; }
.pf-wall__qr b { color: var(--mint); }
.pf-wall__topic { font: 700 clamp(18px, 2.2vw, 38px)/1.2 var(--font-display); color: var(--mint); min-height: 1.2em; }
.pf-wall__list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; max-height: 30vh; overflow: hidden; }
.pf-wall__list li { padding: 8px 16px; border-radius: 999px; background: var(--screen-raised); color: var(--on-screen); font: 600 clamp(14px, 1.3vw, 22px)/1.2 var(--font-text); animation: pf-in .6s ease-out; }
.pf-wall__count { font: 600 clamp(14px, 1.3vw, 22px)/1.2 var(--font-text); color: #9fb5aa; }
@keyframes pf-in { from { transform: scale(.6); opacity: 0; } to { transform: none; opacity: 1; } }

/* Poll after the episodes (opytuvannia/): phone form + live results; ?ekran = projector */
.pf-poll { min-height: 100vh; background: var(--paper); }
.pf-poll__wrap { padding-block: 32px 48px; display: grid; gap: 16px; max-width: 720px; }
.pf-poll__title { font: 800 clamp(30px, 7vw, 56px)/1.05 var(--font-display); margin: 0 0 8px; }
.pf-poll__form { display: grid; gap: 22px; }
.pf-q { border: 0; margin: 0; padding: 20px; background: var(--mint-50); border-radius: var(--radius-l); }
.pf-q legend { float: left; width: 100%; padding: 0; margin-bottom: 12px; font: 700 18px/1.3 var(--font-display); }
.pf-q legend small { display: block; font: 400 14px/1.3 var(--font-text); color: var(--ink-muted); margin-top: 4px; }
.pf-opts { display: flex; flex-wrap: wrap; gap: 8px; clear: both; }
.pf-opts--col { flex-direction: column; }
.pf-opts label { cursor: pointer; position: relative; }
.pf-opts input { position: absolute; opacity: 0; pointer-events: none; }
.pf-opts span { display: inline-flex; align-items: center; gap: 6px; min-height: 48px; padding: 0 18px; border-radius: var(--radius-pill); border: 2px solid var(--line); background: var(--paper); font: 600 16px/1.2 var(--font-text); }
.pf-opts--col span { border-radius: 16px; padding: 10px 16px; }
.pf-opts--rate { flex-wrap: nowrap; gap: 6px; }
.pf-opts--rate label { flex: 1; }
.pf-opts--rate span { width: 100%; flex-direction: column; justify-content: center; gap: 0; padding: 6px 2px; font-size: 26px; border-radius: 16px; }
.pf-opts--rate small { font: 700 12px/1 var(--font-text); color: var(--ink-muted); }
.pf-opts input:checked + span { background: var(--mint); border-color: var(--ink); }
.pf-opts input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: 2px; }
.pf-res { padding: 32px var(--space-4) 48px; max-width: 980px; margin: 0 auto; display: grid; gap: 24px; }
.pf-res__head { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.pf-res__thanks { font: 700 18px/1.3 var(--font-text); color: var(--mint-ink); margin: 0 0 8px; }
.pf-res__title { font: 800 clamp(28px, 5vw, 56px)/1.05 var(--font-display); margin: 0; }
.pf-res__total { font: 600 18px/1.3 var(--font-text); margin: 8px 0 0; color: var(--ink-muted); }
.pf-res__grid { display: grid; gap: 20px; }
.pf-res__q h3 { margin: 0 0 10px; font: 700 18px/1.3 var(--font-display); }
.pf-bar { display: grid; grid-template-columns: minmax(110px, 38%) 1fr 36px; gap: 10px; align-items: center; margin-bottom: 6px; font: 600 15px/1.25 var(--font-text); }
.pf-bar__track { height: 18px; background: var(--paper-soft); border-radius: 999px; overflow: hidden; }
.pf-bar__fill { display: block; height: 100%; background: var(--mint-400); border-radius: 999px; transition: width .6s ease; }
.pf-bar b { text-align: right; }
.pf-res__made { font: 400 15px/1.4 var(--font-text); color: var(--ink-muted); margin: 0; }
.pf-res__qr { display: flex; gap: 20px; align-items: center; }
.pf-res__qr img { width: clamp(140px, 15vw, 280px); height: auto; background: #fff; border-radius: 20px; padding: 10px; }
.pf-res__qr p { font: 700 clamp(16px, 1.5vw, 26px)/1.3 var(--font-text); margin: 0; max-width: 14em; }
.pf-poll--screen, .pf-poll--screen .pf-poll { background: var(--screen); color: var(--on-screen); }
.pf-poll--screen .pf-res { max-width: none; padding: 3vh 4vw; }
.pf-poll--screen .pf-res__grid { grid-template-columns: 1fr 1fr; gap: 3vh 4vw; }
.pf-poll--screen .pf-res__title { font-size: clamp(32px, 4.5vw, 80px); }
.pf-poll--screen .pf-res__q h3 { font-size: clamp(18px, 1.8vw, 32px); color: var(--mint); }
.pf-poll--screen .pf-bar { font-size: clamp(14px, 1.3vw, 24px); }
.pf-poll--screen .pf-bar__track { height: clamp(14px, 1.6vw, 28px); background: var(--screen-raised); }
.pf-poll--screen .pf-bar__fill { background: var(--mint); }
.pf-poll--screen .pf-res__total, .pf-poll--screen .pf-res__made { color: #9fb5aa; font-size: clamp(16px, 1.5vw, 26px); }
.pf-poll--screen .pf-res__qr b { color: var(--mint); }
@media (max-width: 640px) { .pf-res__head { flex-direction: column; align-items: flex-start; } }

/* --- AI masterclass page /pedfak/ai/ --- */
.pf-res__qr p { max-width: none; overflow-wrap: anywhere; }
.pf-ai__hero { padding: 40px var(--space-4) 24px; }
.pf-ai__title { font: 800 clamp(34px, 6vw, 64px)/1.05 var(--font-display); margin: 8px 0 16px; }
.pf-ai__toc { margin: 0; padding-left: 1.3em; font: 600 17px/1.7 var(--font-text); }
.pf-ai__toc a { color: var(--ink); }
.pf-ai__step { padding: 36px 0; margin-bottom: 16px; scroll-margin-top: 16px; }
.pf-ai__step h2 { font: 800 clamp(26px, 4vw, 40px)/1.1 var(--font-display); margin: 4px 0 14px; }
.pf-ai__n { font: 700 14px/1 var(--font-text); text-transform: uppercase; letter-spacing: .08em; color: var(--mint-ink); margin: 0; }
.pf-ai__grid { display: grid; gap: 24px; align-items: center; }
@media (min-width: 760px) { .pf-ai__grid { grid-template-columns: 1fr 240px; } }
.pf-ai__qr { width: 200px; height: auto; background: #fff; border-radius: 20px; padding: 10px; justify-self: center; }
@media (min-width: 760px) { .pf-ai__grid { grid-template-columns: 1fr; } }
.pf-ai__do { font: 400 18px/1.5 var(--font-text); padding-left: 1.3em; max-width: 640px; }
.pf-ai__do li { margin-bottom: 6px; }
.pf-ai__form { display: flex; flex-wrap: wrap; gap: 12px; max-width: 720px; margin: 16px 0 8px; }
.pf-ai__form .mn-input { flex: 1 1 260px; }
.pf-ai__out { display: grid; gap: 14px; max-width: 760px; margin-top: 12px; }
.pf-ai__out[hidden] { display: none; }
.pf-ai__scene { font: 600 18px/1.4 var(--font-text); margin: 0; }
.pf-copy { background: var(--paper); border-radius: 20px; padding: 16px 18px; box-shadow: inset 0 0 0 2px var(--ink); }
.pf-copy h3 { margin: 0 0 6px; font: 700 15px/1.3 var(--font-text); color: var(--ink-muted); }
.pf-copy p { margin: 0 0 12px; font: 400 16px/1.45 var(--font-text); }
.pf-ai__spaces { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin: 16px 0 28px; }
.pf-ai__spaces a { display: grid; gap: 4px; padding: 14px 16px; border-radius: 18px; box-shadow: inset 0 0 0 2px var(--ink); color: var(--ink); text-decoration: none; font: 400 15px/1.35 var(--font-text); }
.pf-ai__spaces a:hover { background: var(--mint-50); }
.pf-ai__spaces b { font: 700 17px/1.2 var(--font-display); }
.pf-ai__demo-title { font: 700 18px/1.3 var(--font-display); margin: 0 0 12px; }
.pf-ai__demo { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(180px, 260px)); align-items: start; }
.pf-ai__demo figure { margin: 0; }
.pf-ai__demo img, .pf-ai__demo video { width: 100%; height: auto; border-radius: 18px; display: block; background: var(--paper-soft); }
.pf-ai__demo audio { width: 100%; }
.pf-ai__demo figcaption { font: 400 14px/1.4 var(--font-text); color: var(--ink-muted); margin-top: 6px; }
.pf-ai__links { font: 600 18px/1.8 var(--font-text); padding-left: 1.2em; }
.pf-ai-screen { position: fixed; inset: 0; z-index: 50; background: var(--screen); color: var(--on-screen); display: grid; grid-template-columns: 1fr auto; gap: 4vw; align-items: center; padding: 5vh 5vw; cursor: pointer; }
.pf-ai-screen[hidden] { display: none; }
.pf-ai-screen .pf-ai__n { color: var(--mint); font-size: clamp(16px, 1.6vw, 28px); }
.pf-ai-screen h2 { font: 800 clamp(36px, 5.5vw, 100px)/1.05 var(--font-display); margin: 1vh 0 3vh; }
.pf-ai-screen .pf-ai__do { font-size: clamp(20px, 2.2vw, 40px); max-width: none; }
.pf-ai-screen__qr { width: min(38vw, 70vh); height: auto; background: #fff; border-radius: 24px; padding: 14px; }
.pf-ai-screen__url { font: 700 clamp(18px, 2vw, 36px)/1.2 var(--font-text); color: var(--mint); margin: 2vh 0 0; overflow-wrap: anywhere; }
.pf-ai-screen__hint { position: absolute; bottom: 2vh; left: 5vw; margin: 0; color: #9fb5aa; font: 400 14px/1 var(--font-text); }
.pf-ai--screen { overflow: hidden; }

/* Projector shortcut: only on a laptop/desktop, never on phones */
.pf-hall { display: none; }
@media (min-width: 1000px) and (hover: hover) { .pf-hall { display: block; } p.pf-hall { margin: 20px 0 0; } }

/* QR next to each step: shown on a laptop/projector, hidden on phones (people are already on the page) */
.pf-ai__qrbox { display: none; margin: 0; text-align: center; }
.pf-ai__qrbox figcaption { font: 700 16px/1.3 var(--font-text); margin-top: 8px; }
@media (min-width: 1000px) and (hover: hover) {
  .pf-ai__grid { grid-template-columns: 1fr 260px; }
  .pf-ai__qrbox { display: block; align-self: start; }
  .pf-ai__qrbox .pf-ai__qr { width: 240px; display: block; margin: 0 auto; }
}

/* Laptop/projector: every step fills its own screen, so QR codes never sit next to each other */
@media (min-width: 1000px) and (hover: hover) {
  .pf-ai__hero, .pf-ai__step { min-height: 100vh; box-sizing: border-box; display: grid; align-content: center; }
  .pf-ai__step { margin-bottom: 0; }
  .pf-ai__step > .mn-wrap { width: 100%; }
}