/* ============================================================
   ORB 360° — klikateľná „crystal ball" entry do 360 galérie
   Komponent: .orb360  (data-orb-room="Nexus Gallery")
   - render slot:  <img|video class="orb360__render"> (PNG s alfa / WebM VP9 alfa)
   - placeholder:  CSS glass guľa s náznakom equirekt fotky (kým nie je render)
   Klik / Enter / Space → otvorí 360 galériu (openRoomTour v index.html).
   ============================================================ */

.orb360 {
  --orb-size: clamp(220px, 26vw, 360px);
  --orb-accent: #38bdf8;            /* azure */
  --orb-glow: rgba(56, 189, 248, 0.45);
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  width: var(--orb-size);
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* ---- plávajúce teleso gule ---- */
.orb360__stage {
  position: relative;
  width: var(--orb-size);
  height: var(--orb-size);
  display: grid;
  place-items: center;
  isolation: isolate;
}

/* kontaktný tieň / glow pod guľou */
.orb360__stage::after {
  content: "";
  position: absolute;
  left: 54%;
  bottom: -7%;
  width: 64%;
  height: 13%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center,
    rgba(4, 9, 26, 0.6) 0%,
    rgba(4, 9, 26, 0.3) 45%,
    transparent 72%);
  filter: blur(7px);
  z-index: -1;
  transition: width .5s ease, opacity .5s ease;
}

.orb360__ball {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  animation: orbFloat 7s ease-in-out infinite;
  will-change: transform;
  box-shadow:
    0 24px 60px -18px rgba(6, 12, 32, 0.6);
}

/* ---- 1) render slot (keď je k dispozícii) ---- */
.orb360__render {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;          /* render je guľa s alfa → contain */
  display: none;
  z-index: 3;
}
.orb360[data-has-render="true"] .orb360__render { display: block; }
.orb360[data-has-render="true"] .orb360__placeholder { display: none; }

/* ---- 2) CSS placeholder „sklo" (kým nie je render) ---- */
.orb360__placeholder {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
}

/* equirekt fotka „vnútri" gule (jemne zväčšená, stmavené okraje = fake sféra) */
.orb360__env {
  position: absolute;
  inset: -6%;
  width: 112%;
  height: 112%;
  background-size: cover;
  background-repeat: repeat-x;     /* panoráma je cyklická → šev pri kraji je neviditeľný */
  background-position: 50% 50%;   /* default; JS prepíše per-guľa podľa yaw z galérie */
  filter: saturate(1.05) contrast(1.02);
  transform: scale(1.02);
}

/* sférická vinieta + spodný lom (stmaví okraje, zosvetlí stred) */
.orb360__placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background:
    radial-gradient(120% 120% at 50% 38%,
      transparent 0%, transparent 46%,
      rgba(6, 14, 34, 0.18) 64%,
      rgba(6, 14, 34, 0.55) 84%,
      rgba(4, 10, 26, 0.78) 100%);
  z-index: 2;
}

/* sklo: horný specular highlight + fresnel okraj + jemný refrakčný lesk */
.orb360__glass {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  z-index: 4;
  pointer-events: none;
  background:
    /* ostrý glossy glint — tvrdé sklo, zdroj svetla zľava-hora */
    radial-gradient(20% 15% at 31% 19%,
      rgba(255, 255, 255, 0.95) 0%,
      rgba(255, 255, 255, 0.30) 42%,
      transparent 70%),
    /* mäkké horné svetlo (osvetlená pologuľa) */
    radial-gradient(80% 55% at 40% 12%,
      rgba(255, 255, 255, 0.28) 0%,
      transparent 52%),
    /* TIEŇOVÁ strana dole-vpravo — modeluje objem gule (jemnejšie) */
    radial-gradient(78% 78% at 73% 80%,
      rgba(3, 8, 24, 0.38) 0%,
      rgba(3, 8, 24, 0.12) 44%,
      transparent 68%),
    /* limb darkening — jemné stmavenie okraja = zakrivenie gule */
    radial-gradient(circle at 50% 47%,
      transparent 62%,
      rgba(2, 6, 20, 0.14) 84%,
      rgba(1, 4, 14, 0.34) 100%),
    /* spodný studený odlesk (odraz prostredia) */
    radial-gradient(58% 40% at 50% 96%,
      rgba(120, 190, 255, 0.16) 0%,
      transparent 60%);
  box-shadow:
    inset 7px 9px 26px rgba(255, 255, 255, 0.14),    /* svetlo z ľava-hora */
    inset -14px -18px 46px rgba(2, 7, 22, 0.42),     /* tieň do prava-dole */
    inset 0 0 70px rgba(56, 189, 248, 0.04);
}

/* atmosférický glow okolo gule (na hover zosilnie) */
.orb360__stage::before {
  content: "";
  position: absolute;
  inset: -12%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 46%,
    var(--orb-glow) 0%,
    rgba(56, 189, 248, 0.10) 38%,
    transparent 66%);
  opacity: .45;
  filter: blur(8px);
  z-index: -1;
  transition: opacity .5s ease, transform .5s ease;
}

/* ---- popis + CTA ---- */
.orb360__label {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  align-items: center;
}
.orb360__name {
  margin: 0;
  font-size: clamp(1.05rem, 1.4vw, 1.3rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #f1f6ff;
}
.orb360__cta {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem 1.05rem;
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .01em;
  color: #eaf4ff;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(160, 205, 255, 0.28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background .25s ease, border-color .25s ease, gap .25s ease, transform .25s ease;
}
.orb360__cta svg,
.orb360__cta [data-lucide] {
  width: 1rem;
  height: 1rem;
  transition: transform .25s ease;
}

/* ---- interakcie: hover / focus ---- */
@media (hover: hover) {
  .orb360:hover .orb360__ball { animation-play-state: paused; transform: translateY(-6px) scale(1.015); }
  .orb360:hover .orb360__stage::before { opacity: .85; transform: scale(1.06); }
  .orb360:hover .orb360__stage::after { width: 70%; opacity: .85; }
  .orb360:hover .orb360__cta { background: rgba(56, 189, 248, 0.16); border-color: rgba(120, 190, 255, 0.5); gap: .7rem; }
  .orb360:hover .orb360__cta svg,
  .orb360:hover .orb360__cta [data-lucide] { transform: translateX(2px); }
}
.orb360:focus-visible { outline: none; }
.orb360:focus-visible .orb360__ball {
  box-shadow:
    0 24px 60px -18px rgba(6, 12, 32, 0.6),
    0 0 0 3px rgba(56, 189, 248, 0.7),
    0 0 0 6px rgba(56, 189, 248, 0.25);
}
.orb360:active .orb360__ball { transform: translateY(-2px) scale(0.99); }

@keyframes orbFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

/* prístupnosť: rešpektuj redukovaný pohyb */
@media (prefers-reduced-motion: reduce) {
  .orb360__ball { animation: none; }
  .orb360 *, .orb360::before, .orb360::after { transition: none !important; }
}

/* ---- rad gúľ (showcase) ---- */
.orb360-rail {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: clamp(1.5rem, 4vw, 3.5rem) clamp(2rem, 5vw, 4rem);
}

/* ---- wrapper v sekcii ŽIVÝ PRIESTOR ---- */
.ws-orbs {
  margin: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(2rem, 5vw, 3.5rem);
}
.ws-orbs__eyebrow {
  text-align: center;
  margin: 0 0 clamp(1.8rem, 4vw, 3rem);
  font-size: var(--eyebrow-size);
  letter-spacing: var(--eyebrow-tracking);
  text-transform: uppercase;
  font-weight: var(--eyebrow-weight);
  color: var(--eyebrow-color);
}

/* ============================================================
   360° PICKER v room-modali — výber panorámy radom menších gúľ
   (zobrazí sa v 360° tabe keď má miestnosť data.tours)
   ============================================================ */
.room-modal__picker {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(1.4rem, 3vw, 2.4rem);
  min-height: 100%;
  padding: clamp(28px, 5vw, 56px) 28px;
  background: radial-gradient(120% 90% at 50% 0%, rgba(15,30,60,0.55) 0%, #060e1f 70%);
}
.room-modal__picker[hidden] { display: none !important; }
.room-modal__picker-title {
  margin: 0;
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #eaf2ff;
  text-align: center;
}
.room-modal__picker-rail {
  width: 100%;
  gap: clamp(.8rem, 1.6vw, 1.8rem);
  flex-wrap: nowrap;          /* 5 gúľ v jednom rade na desktope */
}

/* gule čo najväčšie — fluidne plnia šírku (modal je fullscreen) */
.orb360--pick {
  --orb-size: min(18vw, 30vh);   /* obmedzené aj výškou, nech sa zmestia aj s titulkom */
  width: var(--orb-size);
}
.orb360--pick .orb360__stage::after { bottom: -5%; }   /* tieň bližšie pri väčšej guli */

/* jediná guľa (miestnosť s jedným 360° pohľadom) → väčšia (×1.44 oproti bežnej), nech nepôsobí osamelo */
.orb360--solo { --orb-size: min(25.9vw, 43.2vh); }

/* mobil / úzke obrazovky — radšej zalomiť a nechať gule väčšie */
@media (max-width: 720px) {
  .room-modal__picker-rail { flex-wrap: wrap; }
  .orb360--pick { --orb-size: min(40vw, 26vh); }
  .orb360--solo { --orb-size: min(57.6vw, 37.4vh); }
}

/* „← Späť na výber pohľadu" — nad viewerom keď je panoráma načítaná */
.room-modal__tour-back {
  position: absolute;
  top: 14px; left: 14px;
  z-index: 6;
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .5rem .95rem;
  border-radius: 999px;
  border: 1px solid rgba(160, 205, 255, 0.30);
  background: rgba(8, 16, 34, 0.62);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #eaf4ff;
  font: 600 .82rem/1 var(--font, 'Montserrat', sans-serif);
  letter-spacing: .01em;
  cursor: pointer;
  transition: background .25s ease, border-color .25s ease, transform .2s ease;
}
.room-modal__tour-back[hidden] { display: none !important; }
.room-modal__tour-back:hover { background: rgba(56,189,248,0.18); border-color: rgba(120,190,255,0.55); transform: translateX(-2px); }
.room-modal__tour-back:active { transform: translateX(-2px) scale(0.97); }