/* PribehTela (W2) – podľa preview.html, len tokeny, scoped na .pt-main. */
.pt-main {
  --pt-ground: var(--paper);
  --pt-surface: var(--paper-soft);
  --pt-ink: var(--burgundy);
  --pt-text: color-mix(in srgb, var(--void) 80%, transparent);
  --pt-muted: color-mix(in srgb, var(--void) 62%, transparent);
  --pt-line: color-mix(in srgb, var(--burgundy) 15%, transparent);
  --pt-bone: var(--cocoa);
  --pt-accent: var(--ember);
  --pt-calm: var(--mist);
  --pt-card: var(--white);
  --pt-top: calc(var(--app-space-4) + var(--nav-h) + 16px);
  padding-top: calc(var(--nav-h) + var(--app-space-7));
  color: var(--pt-text);
  font-size: 17px; line-height: 1.6;
}
.pt-wrap { max-width: 1120px; margin: 0 auto; padding-inline: 16px; }
.pt h1, .pt h2 { color: var(--pt-ink); text-wrap: balance; margin: 0; letter-spacing: -0.02em; }
.pt-eyebrow { font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--burgundy); }

.pt-hero { padding-block: 56px 24px; display: grid; gap: 14px; max-width: 760px; }
.pt-hero h1 { font-size: clamp(32px, 6vw, 56px); line-height: 1.05; font-weight: 700; }
.pt-hero p { margin: 0; font-size: 19px; max-width: 34em; }
.pt-hint { font-size: 14px; color: var(--pt-muted); display: flex; align-items: center; gap: 8px; }
.pt-hint svg { width: 16px; height: 16px; }

.pt-story { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 48px; align-items: start; padding-block: 24px 80px; }
.pt-stage { position: sticky; top: calc(env(safe-area-inset-top, 0px) + var(--pt-top)); height: min(80vh, 640px, calc(100dvh - var(--pt-top) - 16px)); background: var(--pt-surface); border-radius: 28px; display: grid; place-items: center; overflow: hidden; }
.pt-stage svg { width: 100%; height: 100%; }
.pt-steps { display: grid; gap: 24px; padding-block: 0; }
.pt.is-live .pt-steps { gap: 34vh; padding-block: 10vh 20vh; }
.pt-step { scroll-margin-top: var(--pt-top); background: var(--pt-card); border-radius: 22px; padding: 22px 22px 24px; display: grid; gap: 10px; box-shadow: 0 1px 0 var(--pt-line), 0 12px 30px -18px color-mix(in srgb, var(--void) 18%, transparent); transition: transform .4s ease, box-shadow .4s ease; }
.pt-step.on { box-shadow: 0 0 0 1.5px var(--pt-accent), 0 16px 34px -18px color-mix(in srgb, var(--void) 25%, transparent); }
.pt:not(.is-live) .pt-step.on { box-shadow: 0 1px 0 var(--pt-line), 0 12px 30px -18px color-mix(in srgb, var(--void) 18%, transparent); }
.pt-n { font-variant-numeric: tabular-nums; color: var(--burgundy); font-weight: 700; font-size: 13px; letter-spacing: .06em; }
.pt-step h2 { font-size: 26px; line-height: 1.2; font-weight: 700; }
.pt-step p { margin: 0; max-width: 36em; }
.pt-kroky { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 8px; counter-reset: k; }
.pt-kroky li { display: grid; grid-template-columns: 26px 1fr; gap: 10px; align-items: baseline; counter-increment: k; }
.pt-kroky li::before { content: counter(k); font-size: 13px; font-weight: 700; color: var(--pt-ink); font-variant-numeric: tabular-nums; }
.pt-kroky b { color: var(--pt-ink); font-weight: 600; }

.pt-fork { padding-block: 72px; border-top: 1px solid var(--pt-line); display: grid; gap: 18px; }
.pt-fork h2 { font-size: clamp(28px, 4vw, 40px); }
.pt-fork p { margin: 0; }
.pt-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.pt-chip { display: inline-flex; align-items: center; gap: 10px; min-height: 48px; padding: 0 20px; border-radius: 999px; border: 1.5px solid var(--pt-line); color: var(--pt-ink); text-decoration: none; font-weight: 600; background: var(--pt-card); }
.pt-chip:hover, .pt-chip:focus-visible { border-color: var(--pt-ink); outline: none; }
.pt-chip svg { width: 16px; height: 16px; }

.pt-end { margin-block: 0 56px; background: var(--burgundy); color: var(--white); border-radius: 32px; padding: 48px 24px; display: grid; gap: 16px; justify-items: start; overflow: hidden; position: relative; }
.pt-word { font-size: clamp(72px, 18vw, 200px); font-weight: 800; letter-spacing: -0.06em; line-height: .8; color: color-mix(in srgb, var(--white) 12%, transparent); position: absolute; right: -8px; bottom: -12px; pointer-events: none; }
.pt .pt-end h2 { color: var(--white); font-size: clamp(28px, 4.4vw, 44px); max-width: 16em; position: relative; }
.pt-end p { margin: 0; max-width: 34em; color: color-mix(in srgb, var(--white) 84%, transparent); position: relative; }
.pt-actions { display: flex; flex-wrap: wrap; gap: 12px; position: relative; }
.pt-btn { display: inline-flex; align-items: center; min-height: 52px; padding: 0 24px; border-radius: 999px; font-weight: 600; text-decoration: none; }
.pt-btn.main { background: var(--white); color: var(--burgundy); }
.pt-btn.quiet { color: var(--white); border: 1.5px solid color-mix(in srgb, var(--white) 35%, transparent); }
.pt-btn:focus-visible { outline: 2px solid var(--ember); outline-offset: 3px; }
.pt-note { font-size: 13px; color: var(--pt-muted); padding-block: 0 48px; max-width: 60em; margin: 0; }

/* Postava */
.pt-fig .bone { stroke: var(--pt-bone); stroke-width: 7; stroke-linecap: round; stroke-linejoin: round; fill: none; }
.pt-fig .bone.thin { stroke-width: 4; }
.pt-fig .outline { stroke: var(--pt-bone); stroke-width: 2.5; fill: none; opacity: .55; }
.pt-fig .joint { fill: var(--pt-surface); stroke: var(--pt-bone); stroke-width: 3; }
.pt-fig .plumb { stroke: var(--pt-accent); stroke-width: 2; stroke-dasharray: 5 6; }
.pt-fig .ground { stroke: var(--pt-line); stroke-width: 2; }
.pt-fig .layer { transition: opacity .5s ease; opacity: 0; }
.pt-fig .layer.show { opacity: 1; }
.pt-fig .layer:not(.show) { visibility: hidden; }
.pt-fig .glow { fill: var(--pt-accent); opacity: .22; animation: pt-pulse 1.8s ease-in-out infinite; }
.pt-fig .spark { fill: var(--pt-accent); }
/* Gravitácia: šípky sa posúvajú so scrollom (pribeh-tela.js, --gy), nie v slučke. */
.pt-fig .grav { stroke: var(--pt-accent); stroke-width: 3.5; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.pt-fig .grav g { transform: translateY(var(--gy, 0px)); opacity: var(--go, .9); }
@keyframes pt-pulse { 0%,100% { opacity: .18; } 50% { opacity: .45; } }

@media (max-width: 820px) {
  .pt-main { --pt-top: calc(var(--app-space-4) + var(--nav-h) + 8px); }
  .pt-story { grid-template-columns: minmax(0,1fr); gap: 0; }
  .pt-stage { height: 40vh; top: calc(env(safe-area-inset-top, 0px) + var(--pt-top)); border-radius: 0 0 24px 24px; margin-inline: -16px; z-index: 2; }
  .pt:not(.is-live) .pt-stage { position: relative; top: 0; margin-bottom: 24px; }
  .pt.is-live .pt-steps { gap: 28vh; padding-block: 6vh 14vh; }
  .pt-step { scroll-margin-top: calc(var(--pt-top) + 40vh); }
  .pt-step h2 { font-size: 23px; }
}
@media (prefers-reduced-motion: reduce) {
  .pt-fig .glow { animation: none; }
  .pt-fig .layer, .pt-step, .pt-fig #side, .pt-fig #front { transition: none !important; }
}

/* v2 jazyk (Erik 2026-10-19): teplé pozadie, scéna ako mapa tela na úvode, karty v3, rozcestie s tlačidlami. */
.pt-main { --pt-ease: cubic-bezier(.2, .7, .2, 1); background: radial-gradient(45% 40% at 85% 12%, color-mix(in srgb, var(--ember) 9%, transparent), transparent 70%), radial-gradient(40% 35% at 5% 60%, color-mix(in srgb, var(--burgundy) 5%, transparent), transparent 70%); }
.pt-eyebrow { font-size: 13px; letter-spacing: .12em; color: color-mix(in srgb, var(--burgundy) 78%, transparent); }
.pt-hero { padding-block: 72px 32px; gap: 18px; }
.pt-hero h1 { font-size: clamp(38px, 6vw, 72px); line-height: 1.02; font-weight: 600; letter-spacing: -0.035em; }
.pt-hero p { font-size: 20px; color: var(--pt-muted); }
.pt-hint { margin-top: 6px; font-weight: 500; }
.pt-hint svg { animation: pt-nudge 1.8s var(--pt-ease) infinite; }
@keyframes pt-nudge { 0%, 100% { transform: translateY(-2px); } 50% { transform: translateY(3px); } }
.pt-stage { border-radius: var(--radius-lg);
  background: radial-gradient(55% 45% at 50% 42%, var(--white) 0%, transparent 70%), radial-gradient(80% 70% at 50% 100%, var(--sand), var(--paper));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--burgundy) 8%, transparent), 0 30px 70px color-mix(in srgb, var(--cocoa-deep) 8%, transparent); }
.pt-step { border-radius: var(--radius-card); padding: 28px 28px 30px; gap: 12px; opacity: .55; transition: opacity .5s var(--pt-ease), box-shadow .5s var(--pt-ease), transform .5s var(--pt-ease); }
.pt-step.on, .pt:not(.is-live) .pt-step { opacity: 1; }
.pt.is-live .pt-step.on { transform: translateX(6px); box-shadow: inset 3px 0 0 var(--pt-accent), 0 1px 2px color-mix(in srgb, var(--cocoa) 8%, transparent), 0 24px 50px -24px color-mix(in srgb, var(--cocoa) 35%, transparent); }
.pt-step h2 { font-size: 28px; font-weight: 600; letter-spacing: -0.025em; }
.pt-step p { color: var(--pt-muted); font-size: 18px; }
.pt-fork { padding-block: 96px; }
.pt-fork h2 { font-size: clamp(32px, 4.6vw, 52px); font-weight: 600; letter-spacing: -0.03em; }
.pt-chip { min-height: 52px; padding: 0 22px; border: 1px solid color-mix(in srgb, var(--cocoa) 16%, transparent); box-shadow: 0 1px 2px color-mix(in srgb, var(--cocoa) 8%, transparent); transition: border-color .3s, background-color .3s, color .3s, box-shadow .3s; }
.pt-chip:hover, .pt-chip:focus-visible { background: var(--burgundy); border-color: var(--burgundy); color: var(--white); box-shadow: 0 10px 26px color-mix(in srgb, var(--burgundy) 30%, transparent); }
.pt-chip svg { transition: transform .35s var(--pt-ease); }
.pt-chip:hover svg { transform: translateX(3px); }
.pt-end { padding: 72px 48px; border-radius: var(--radius-lg); }
.pt-btn { transition: background-color .35s var(--pt-ease), box-shadow .35s var(--pt-ease), transform .15s var(--pt-ease); }
.pt-btn:active { transform: scale(.97); }
.pt-btn.main:hover { background: var(--sand); box-shadow: 0 8px 24px color-mix(in srgb, var(--void) 15%, transparent); }
.pt-btn.quiet:hover { background: color-mix(in srgb, var(--white) 10%, transparent); }
@media (max-width: 820px) {
  .pt-hero { padding-block: 40px 20px; }
  .pt-stage { border-radius: 0 0 var(--radius-card) var(--radius-card); }
  .pt.is-live .pt-step.on { transform: none; }
  .pt-step { padding: 22px; }
  .pt-end { padding: 48px 24px; }
}
@media (prefers-reduced-motion: reduce) { .pt-hint svg { animation: none; } .pt-step { opacity: 1; transform: none !important; } }

/* Brandová postava TP (Erik 2026-10-19): video polôh + vrstvy zastavení, súradnice 540 × 960 */
.pb-stage { position: relative; height: 94%; aspect-ratio: 9 / 16; }
.pb-poster, .pb-video, .pb-layers { position: absolute; inset: 0; width: 100%; height: 100%; }
.pb-poster, .pb-video { object-fit: contain; mix-blend-mode: multiply; }
.pb-video { opacity: 0; transition: opacity .4s; }
.pb-stage.has-video .pb-video { opacity: 1; }
.pb-stage.has-video .pb-poster { visibility: hidden; }
.pb-layer { opacity: 0; visibility: hidden; transition: opacity .6s cubic-bezier(.2, .7, .2, 1), visibility 0s .6s; }
.pb-layer.show { opacity: 1; visibility: visible; transition: opacity .6s cubic-bezier(.2, .7, .2, 1); }
.pb-grav { stroke: var(--ember); stroke-width: 7; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.pb-grav g { transform: translateY(var(--gy, 0px)); opacity: var(--go, .9); }
.pb-os line { stroke: var(--ember); stroke-width: 3; stroke-dasharray: 4 12; stroke-linecap: round; }
.pb-os circle { fill: var(--ember); stroke: var(--white); stroke-width: 4; }
.pb-energia path { fill: none; stroke: color-mix(in srgb, var(--ember) 35%, transparent); stroke-width: 5; stroke-dasharray: 2 14; stroke-linecap: round; }
.pb-energia circle { fill: var(--ember); }
.pb-glow-in { stop-color: var(--ember); stop-opacity: .75; }
.pb-glow-out { stop-color: var(--ember); stop-opacity: 0; }
.pb-zones circle { fill: url(#pb-glow); transform-box: fill-box; transform-origin: center; animation: pb-pulse 1.8s ease-in-out infinite; }
@keyframes pb-pulse { 0%, 100% { transform: scale(.85); opacity: .75; } 50% { transform: scale(1.1); opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .pb-zones circle { animation: none; } }
.pb-stage.is-jump .pb-video { opacity: 0; transition-duration: .2s; }
/* Telefón: pripnutá scéna s postavou nie je nalepená na kraje – odsadenie, oblé rohy, medzera pod hlavičkou (Erik 2026-10-19) */
@media (max-width: 820px) {
  .pt-stage { margin-inline: 0; border-radius: var(--radius-card); top: calc(env(safe-area-inset-top, 0px) + var(--pt-top) + 4px); }
  .pt.is-live .pt-stage { box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--burgundy) 8%, transparent), 0 18px 40px -18px color-mix(in srgb, var(--cocoa-deep) 30%, transparent); }
}