/* ARworks prezentáció (deck) — 16:9 diák, arányosan a nézetablakhoz skálázva.
   A diák 1280×720-as rögzített vásznon készülnek, így a tipográfia és a
   ráccsok minden képernyőn és képernyőmegosztásban azonosan jelennek meg. */

*, *::before, *::after { box-sizing: border-box; }

.deck-body {
  margin: 0;
  height: 100vh;
  overflow: hidden;
  background: var(--gray-100);
  font-family: var(--font-body);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

/* ---------------------------------------------------------- chrome: topbar */

.deck-topbar {
  position: fixed; top: 0; left: 0; right: 0; height: 56px; z-index: 40;
  display: flex; align-items: center; gap: 20px;
  padding: 0 20px;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--border-default);
}
.deck-brand { display: flex; align-items: center; gap: 1px; flex: none; text-decoration: none; }
.deck-brand b { font-family: var(--font-display); font-weight: 400; font-size: 19px; letter-spacing: 0.02em; color: #000; }
.deck-brand span { font-family: var(--font-display); font-weight: 300; font-size: 19px; letter-spacing: 0.02em; color: var(--orange-500); }
.deck-topbar__title {
  flex: 1 1 auto; min-width: 0;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--text-secondary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.deck-topbar__actions { display: flex; align-items: center; gap: 8px; flex: none; }

.deck-btn {
  font-family: var(--font-body); font-size: 12px; font-weight: 500; line-height: 1;
  color: var(--text-primary); background: transparent;
  border: 1px solid var(--border-default); border-radius: var(--radius-sm);
  padding: 9px 13px; cursor: pointer; text-decoration: none;
  transition: background var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out);
}
.deck-btn:hover { background: var(--gray-050); border-color: var(--border-strong); color: var(--text-primary); text-decoration: none; }
.deck-btn--accent { color: #fff; background: var(--action-primary); border-color: var(--action-primary); }
.deck-btn--accent:hover { background: var(--action-primary-hover); border-color: var(--action-primary-hover); color: #fff; }

.deck-progress { position: fixed; top: 56px; left: 0; right: 0; height: 2px; z-index: 40; background: var(--gray-200); }
.deck-progress__bar { height: 100%; width: 0; background: var(--orange-500); transition: width var(--duration-base) var(--ease-out); }

/* ------------------------------------------------------------ stage/slides */

.deck { position: fixed; top: 58px; bottom: 68px; left: 0; right: 0; z-index: 10; }
.stage {
  position: absolute; left: 50%; top: 50%; z-index: 2;
  width: 1280px; height: 720px;
  transform-origin: center center;
  background: var(--white);
  box-shadow: var(--shadow-raised);
}

.slide {
  position: absolute; inset: 0;
  padding: 56px 64px;
  display: flex; flex-direction: column;
  opacity: 0; visibility: hidden;
  transition: opacity 260ms var(--ease-out), transform 260ms var(--ease-out);
  overflow: hidden;
}
.slide.is-active { opacity: 1; visibility: visible; z-index: 2; }
.slide.is-prev { transform: translateX(-24px); }
.slide.is-next { transform: translateX(24px); }

.slide--dark { background: var(--surface-inverse); color: var(--text-inverse); }
.slide--subtle { background: var(--surface-subtle); }

.slide__watermark {
  position: absolute; pointer-events: none; user-select: none;
  right: -70px; top: -90px; height: 620px; width: auto; opacity: 0.06;
}
.slide--dark .slide__watermark { opacity: 0.07; }

/* --------------------------------------------------------------- type kit */

.k { /* kicker */
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--orange-500); margin: 0 0 18px;
}
.slide--dark .k { color: var(--orange-400); }

.h1 { font-family: var(--font-display); font-weight: 300; font-size: 58px; line-height: 1.06; letter-spacing: 0.06em; text-transform: uppercase; margin: 0; }
.h2 { font-family: var(--font-display); font-weight: 300; font-size: 40px; line-height: 1.1;  letter-spacing: 0.06em; text-transform: uppercase; margin: 0; }
.h3 { font-family: var(--font-display); font-weight: 400; font-size: 22px; line-height: 1.18; letter-spacing: 0.05em; text-transform: uppercase; margin: 0; }
.h4 { font-family: var(--font-body);    font-weight: 600; font-size: 15px; line-height: 1.3;  margin: 0; }

.lead { font-size: 19px; line-height: 1.5; color: var(--text-secondary); margin: 22px 0 0; max-width: 72ch; }
.slide--dark .lead { color: var(--text-inverse-secondary); }
.p { font-size: 14.5px; line-height: 1.55; color: var(--text-secondary); margin: 10px 0 0; }
.slide--dark .p { color: var(--text-inverse-secondary); }
.p--tight { margin-top: 6px; }

.label { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted); }
.slide--dark .label { color: var(--text-inverse-secondary); }
.label--accent { color: var(--orange-600); }
.slide--dark .label--accent { color: var(--orange-400); }

.rule { height: 1px; background: var(--border-default); margin: 26px 0; border: 0; }
.slide--dark .rule { background: var(--border-inverse); }
.rule--accent { height: 2px; width: 56px; background: var(--orange-500); margin: 0 0 26px; }

.slide__body { flex: 1 1 auto; min-height: 0; display: flex; flex-direction: column; justify-content: center; }
.slide__foot { flex: none; padding-top: 18px; display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; }

/* ------------------------------------------------------------- primitives */

.grid { display: grid; gap: 1px; background: var(--border-default); border: 1px solid var(--border-default); }
.slide--dark .grid { background: var(--border-inverse); border-color: var(--border-inverse); }
.grid > * { background: var(--white); padding: 18px 20px; }
.slide--subtle .grid > * { background: var(--surface-subtle); }
.slide--dark .grid > * { background: var(--surface-inverse); }

.grid--tight > * { padding: 8px 20px; }
.grid--tight .h4 { margin-top: 6px !important; }

.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }

.cols { display: grid; gap: 34px; }
.cols--2 { grid-template-columns: 1fr 1fr; }
.cols--37 { grid-template-columns: 0.72fr 1fr; }
.cols--73 { grid-template-columns: 1fr 0.72fr; }

.stat__n { font-family: var(--font-display); font-weight: 300; font-size: 42px; line-height: 1; letter-spacing: 0.04em; color: var(--text-primary); }
.slide--dark .stat__n { color: #fff; }
.stat__l { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-secondary); margin-top: 10px; }
.slide--dark .stat__l { color: var(--text-inverse-secondary); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.chip {
  font-family: var(--font-body); font-size: 12px; line-height: 1;
  padding: 7px 10px; border: 1px solid var(--border-default);
  border-radius: var(--radius-sm); color: var(--text-secondary); white-space: nowrap;
}
.slide--dark .chip { border-color: var(--border-inverse); color: var(--text-inverse-secondary); }
.chip--accent { border-color: var(--orange-500); color: var(--orange-600); }
.slide--dark .chip--accent { border-color: var(--orange-500); color: var(--orange-400); }

.list { list-style: none; margin: 0; padding: 0; }
.list li { position: relative; padding-left: 20px; font-size: 14.5px; line-height: 1.5; color: var(--text-secondary); margin-top: 9px; }
.slide--dark .list li { color: var(--text-inverse-secondary); }
.list li::before { content: "—"; position: absolute; left: 0; color: var(--orange-500); }
.list li:first-child { margin-top: 0; }
.list li b { color: var(--text-primary); font-weight: 600; }
.slide--dark .list li b { color: #fff; }

.steps { display: grid; gap: 1px; background: var(--border-default); border: 1px solid var(--border-default); grid-template-columns: repeat(3, 1fr); }
.slide--dark .steps { background: var(--border-inverse); border-color: var(--border-inverse); }
.step { background: var(--white); padding: 18px 20px; }
.slide--dark .step { background: var(--surface-inverse); }
.step__n { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--orange-500); }

.callout {
  border-left: 2px solid var(--orange-500);
  padding: 14px 0 14px 18px;
  background: var(--orange-050);
  padding-right: 18px;
}
.slide--dark .callout { background: rgba(239,84,34,0.10); }
.callout .p { color: var(--text-primary); margin: 0; font-size: 14.5px; }
.slide--dark .callout .p { color: #fff; }

.note { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }
.slide--dark .note { color: rgba(255,255,255,0.5); }

/* video trigger card ------------------------------------------------------ */

.vplay {
  display: inline-flex; align-items: center; gap: 10px; cursor: pointer;
  border: 1px solid var(--border-default); border-radius: var(--radius-sm);
  padding: 9px 14px 9px 10px; background: transparent;
  font-family: var(--font-body); font-size: 12.5px; font-weight: 500; color: var(--text-primary);
  transition: border-color var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out);
}
.slide--dark .vplay { border-color: var(--border-inverse); color: #fff; }
.vplay:hover { border-color: var(--orange-500); background: var(--orange-050); }
.slide--dark .vplay:hover { background: rgba(239,84,34,0.14); border-color: var(--orange-500); }
.vplay__ic { width: 22px; height: 22px; flex: none; border-radius: 999px; background: var(--orange-500); display: grid; place-items: center; }

.thumb { position: relative; display: block; width: 100%; aspect-ratio: 16/9; overflow: hidden; background: #000; cursor: pointer; }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; opacity: 0.85; transition: opacity var(--duration-base) var(--ease-out); }
.thumb:hover img { opacity: 1; }
.thumb__ic { position: absolute; inset: 0; display: grid; place-items: center; }
.thumb__ic i { width: 42px; height: 42px; border-radius: 999px; background: rgba(239,84,34,0.94); display: grid; place-items: center; }

/* Kártyalábléc: videóindító (lightbox) és projektoldal-link */
.cardlinks { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; margin-top: 10px; }
.cardlink {
  display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-secondary); text-decoration: none;
  background: transparent; border: 0; padding: 0; line-height: 1.2;
}
.cardlink:hover { color: var(--orange-600); text-decoration: underline; }
.slide--dark .cardlink { color: var(--text-inverse-secondary); }
.slide--dark .cardlink:hover { color: var(--orange-400); }
.cardlink__ic { width: 15px; height: 15px; flex: none; border-radius: 999px; background: var(--orange-500); display: grid; place-items: center; }

.deck-link { color: var(--orange-600); text-decoration: none; font-size: 13px; }
.slide--dark .deck-link { color: var(--orange-400); }
.deck-link:hover { text-decoration: underline; }

/* ------------------------------------------------------- chrome: bottom nav */

.deck-nav {
  position: fixed; bottom: 0; left: 0; right: 0; height: 68px; z-index: 40;
  display: flex; align-items: center; justify-content: center; gap: 14px;
  background: rgba(255,255,255,0.96); border-top: 1px solid var(--border-default);
}
.deck-arrow {
  width: 42px; height: 42px; display: grid; place-items: center; cursor: pointer;
  background: transparent; border: 1px solid var(--border-default); border-radius: var(--radius-sm);
  color: var(--text-primary);
  transition: background var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out);
}
.deck-arrow:hover:not(:disabled) { background: var(--gray-950); border-color: var(--gray-950); color: #fff; }
.deck-arrow:disabled { opacity: 0.3; cursor: default; }
.deck-count { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em; color: var(--text-secondary); min-width: 74px; text-align: center; }
.deck-count b { color: var(--text-primary); font-weight: 400; }
.deck-hint { position: absolute; right: 20px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); }

/* Láthatatlan lapozósávok a vászon két oldalán. Szándékosan a .stage ALATT
   (z-index 1 < 2): ahol a dia kilóg rájuk, ott a dia kapja a kattintást, így a
   videókártyák és linkek sosem válnak elérhetetlenné szűkebb ablakban sem. */
.deck-edge { position: absolute; top: 0; bottom: 0; width: 12%; max-width: 160px; z-index: 1; cursor: pointer; background: transparent; border: 0; }
.deck-edge--left { left: 0; }
.deck-edge--right { right: 0; }

/* ------------------------------------------------------------- áttekintés */

.overview {
  position: fixed; inset: 0; z-index: 60; display: none;
  background: rgba(255,255,255,0.98); overflow-y: auto; padding: 78px 32px 40px;
}
.overview.is-open { display: block; }
.overview__head { position: fixed; top: 0; left: 0; right: 0; height: 56px; background: #fff; border-bottom: 1px solid var(--border-default); display: flex; align-items: center; justify-content: space-between; padding: 0 20px; }
.overview__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; max-width: 1400px; margin: 0 auto; }

.ov-cell { display: block; width: 100%; text-align: left; padding: 0; background: transparent; border: 0; cursor: pointer; font: inherit; }
.ov-frame { position: relative; width: 100%; aspect-ratio: 16/9; overflow: hidden; border: 1px solid var(--border-default); background: #fff; }
.ov-cell:hover .ov-frame, .ov-cell:focus-visible .ov-frame { border-color: var(--orange-500); }
.ov-cell.is-current .ov-frame { border: 2px solid var(--orange-500); }
.ov-frame .slide {
  position: absolute; left: 0; top: 0; width: 1280px; height: 720px;
  opacity: 1 !important; visibility: visible !important;
  transform-origin: top left; pointer-events: none; transition: none;
}
.ov-cap { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-secondary); margin-top: 9px; line-height: 1.4; }
.ov-cell.is-current .ov-cap { color: var(--orange-600); }

/* ----------------------------------------------------------- videó modal */

.vmodal { display: none; }
.vmodal.is-open { display: block; }
.vmodal__back { position: fixed; inset: 0; z-index: 90; background: rgba(0,0,0,0.92); display: flex; align-items: center; justify-content: center; padding: 40px; }
.vmodal__inner { width: min(1120px, 100%); }
.vmodal__bar { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 16px; }
.vmodal__title { font-family: var(--font-display); font-weight: 300; font-size: 26px; line-height: 1.15; letter-spacing: 0.06em; text-transform: uppercase; color: #fff; }
.vmodal__frame { position: relative; width: 100%; aspect-ratio: 16/9; background: #000; }
.vmodal__frame iframe { width: 100%; height: 100%; border: 0; display: block; }

/* ------------------------------------------------------------------ focus */

button:focus-visible, a:focus-visible, [role="button"]:focus-visible {
  outline: 2px solid var(--orange-500); outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .slide { transition: none; }
  .slide.is-prev, .slide.is-next { transform: none; }
  .deck-progress__bar { transition: none; }
}

/* ------------------------------------------------------- nyomtatás / PDF */

@media print {
  @page { size: 1280px 720px; margin: 0; }
  .deck-topbar, .deck-nav, .deck-progress, .deck-edge, .overview, .vmodal { display: none !important; }
  .deck-body { height: auto; overflow: visible; background: #fff; }
  .deck { position: static; }
  .stage { position: static; transform: none !important; width: 1280px; height: auto; box-shadow: none; }
  .slide {
    position: relative; inset: auto; width: 1280px; height: 720px;
    opacity: 1 !important; visibility: visible !important; transform: none !important;
    page-break-after: always; break-after: page;
  }
  .slide--dark { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* Language switcher (deck top bar) */
.deck-lang {
  display: inline-flex; align-items: center; flex: none;
  border: 1px solid var(--border-default); border-radius: var(--radius-sm); overflow: hidden;
}
.deck-lang a,
.deck-lang span {
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.1em; line-height: 1; padding: 9px 10px;
  color: var(--text-secondary); text-decoration: none;
}
.deck-lang a:hover { background: var(--gray-050); color: var(--text-primary); text-decoration: none; }
.deck-lang .is-active { background: var(--gray-950); color: #FFFFFF; }