:root{
  --navy:#06294b;
  --navy-2:#0a3b68;
  --navy-3:#0d4c82;
  --green:#69b447;
  --white:#fff;
  --text:#eaf3fb;
  --muted:#b7c9d8;
  --glass:rgba(4,28,51,.86);
  --panel:rgba(5,37,67,.98);
  --line:rgba(255,255,255,.14);
  --shadow:0 22px 60px rgba(0,0,0,.35)
}
*{box-sizing:border-box}
html,body,#tour-app,#panorama{width:100%;height:100%;margin:0}
body{overflow:hidden;font-family:Arial,Helvetica,sans-serif;background:#071522;color:var(--text)}
button{font:inherit}
#tour-app{position:relative}
#panorama{background:#071522}

/* WELCOME */
.welcome{position:absolute;inset:0;z-index:60;display:flex;align-items:center;padding:clamp(28px,6vw,90px);background:url("https://dnevnicentarcetinje.me/wp-content/uploads/2019/12/pozadina-test.png") center/cover no-repeat;overflow:hidden;transition:opacity .45s ease,visibility .45s ease}
.welcome__shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,27,50,.97) 0%,rgba(3,27,50,.9) 28%,rgba(3,27,50,.5) 52%,rgba(3,27,50,.06) 78%)}
.welcome__content{position:relative;z-index:1;width:min(520px,88vw);animation:welcomeIn .75s cubic-bezier(.2,.75,.25,1) both}
.welcome.is-hidden{opacity:0;visibility:hidden;pointer-events:none}
.welcome__eyebrow{margin:0 0 12px;font-size:.78rem;font-weight:800;letter-spacing:.15em;text-transform:uppercase;color:#d8e7f2}
.welcome h1{margin:0;color:#fff;font-size:clamp(3.2rem,8vw,6.8rem);line-height:1;letter-spacing:-.045em;text-transform:uppercase;text-shadow:0 8px 30px rgba(0,0,0,.2)}
.welcome__description{max-width:430px;margin:28px 0 30px;font-size:clamp(1rem,1.6vw,1.2rem);line-height:1.55;color:#eff7fd}
.primary-button{display:inline-flex;align-items:center;justify-content:space-between;gap:34px;min-width:280px;min-height:58px;padding:0 24px;border:0;border-radius:999px;color:#fff;background:linear-gradient(135deg,#72bc4e,#58a53a);font-weight:900;letter-spacing:.02em;text-transform:uppercase;cursor:pointer;box-shadow:0 12px 32px rgba(71,150,42,.32);transition:transform .18s ease,box-shadow .18s ease}
.primary-button:hover,.primary-button:focus-visible{transform:translateY(-2px);box-shadow:0 16px 38px rgba(71,150,42,.42)}
.primary-button__arrow{font-size:1.5rem;transition:transform .18s ease}.primary-button:hover .primary-button__arrow{transform:translateX(5px)}
@keyframes welcomeIn{from{opacity:0;transform:translateX(-24px)}to{opacity:1;transform:none}}

/* HEADER */
.tour-header{position:absolute;z-index:35;top:max(12px,env(safe-area-inset-top));left:12px;right:12px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;pointer-events:none}
.tour-header>*{pointer-events:auto}
.brand-block,.tour-heading,.tour-actions{background:var(--glass);border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.22);backdrop-filter:blur(10px)}
.brand-block{display:flex;align-items:center;gap:10px;min-height:54px;padding:7px 14px;border-radius:14px}
.brand-block__text span,.brand-block__text strong{display:block;line-height:1.05}.brand-block__text span{font-size:.7rem;text-transform:uppercase;letter-spacing:.07em;color:#cfe0ed}.brand-block__text strong{font-size:1rem;color:#fff}
.tour-heading{justify-self:center;min-width:min(420px,42vw);padding:9px 18px;text-align:center;border-radius:14px}
.tour-heading span,.tour-heading strong{display:block}.tour-heading__institution{font-size:.68rem;text-transform:uppercase;letter-spacing:.12em;color:#bcd0df}.tour-heading strong{margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#fff;font-size:1.03rem}
.tour-actions{display:flex;gap:7px;padding:5px;border-radius:999px}
.icon-button{display:grid;flex:0 0 43px;width:43px;height:43px;place-items:center;border:1px solid rgba(255,255,255,.17);border-radius:50%;color:#fff;background:rgba(255,255,255,.07);font-size:1.15rem;cursor:pointer;transition:background .18s ease,transform .18s ease}.icon-button:hover{background:rgba(255,255,255,.16);transform:translateY(-1px)}.icon-button--light{color:#0c3152;background:#fff;border-color:#fff}

/* PANEL */
.scene-panel{position:absolute;z-index:45;inset:0 auto 0 0;width:min(370px,90vw);padding:max(22px,env(safe-area-inset-top)) 18px max(22px,env(safe-area-inset-bottom));overflow-y:auto;color:#fff;background:linear-gradient(180deg,#06294b 0%,#041f38 100%);border-right:1px solid rgba(255,255,255,.13);box-shadow:var(--shadow);transform:translateX(-105%);transition:transform .3s cubic-bezier(.2,.7,.25,1)}
.scene-panel.is-open{transform:translateX(0)}
.scene-panel__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.12)}
.scene-panel__header strong{display:block;font-size:1.45rem}.scene-panel__eyebrow{display:block;margin-bottom:3px;font-size:.68rem;text-transform:uppercase;letter-spacing:.14em;color:#90b5cf}
.scene-link{position:relative;display:block;width:100%;margin:0 0 8px;padding:12px 14px 12px 44px;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#dceaf4;background:rgba(255,255,255,.045);text-align:left;cursor:pointer;transition:.18s ease}
.scene-link::before{content:"→";position:absolute;left:15px;top:50%;transform:translateY(-50%);width:20px;height:20px;display:grid;place-items:center;border-radius:50%;color:#fff;background:rgba(255,255,255,.1);font-size:.8rem}
.scene-link:hover,.scene-link.is-active{color:#fff;background:linear-gradient(135deg,#0d4c82,#0a3b68);border-color:rgba(255,255,255,.22);transform:translateX(3px)}
.scene-link.is-active::before{background:var(--green)}

/* LOADING */
.loading{position:absolute;z-index:55;left:50%;top:50%;display:none;align-items:center;gap:15px;min-width:230px;padding:16px 20px;color:#fff;background:rgba(3,27,50,.94);border:1px solid rgba(255,255,255,.15);border-radius:16px;box-shadow:var(--shadow);transform:translate(-50%,-50%);backdrop-filter:blur(10px)}
.loading.is-visible{display:flex;animation:loadingIn .2s ease both}.loading strong,.loading small{display:block}.loading strong{font-size:.95rem}.loading small{margin-top:2px;color:#a9c0d2}
.loading__rings{position:relative;width:44px;height:44px}.loading__rings span{position:absolute;inset:0;border:3px solid transparent;border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite}.loading__rings span:nth-child(2){inset:6px;border-top-color:var(--green);animation-duration:.75s;animation-direction:reverse}.loading__rings span:nth-child(3){inset:12px;border-top-color:#64a8dc;animation-duration:.55s}
@keyframes spin{to{transform:rotate(360deg)}}@keyframes loadingIn{from{opacity:0;transform:translate(-50%,-46%)}to{opacity:1;transform:translate(-50%,-50%)}}
.debug-note{position:absolute;z-index:50;right:14px;bottom:65px;max-width:420px;padding:12px 14px;color:#fff;background:#8b2d2d;border-radius:10px;font-size:.85rem}

/* HOTSPOTS */
.custom-hotspot{width:38px;height:38px;border:2px solid rgba(255,255,255,.9);border-radius:50%;background:rgba(4,41,75,.92);box-shadow:0 6px 18px rgba(0,0,0,.32);cursor:pointer;transition:transform .16s ease,background .16s ease}
.custom-hotspot::before{content:"›";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-size:29px;line-height:1;transform:translateX(1px)}
.custom-hotspot:hover{transform:scale(1.08);background:#0d4c82}
.custom-hotspot .hotspot-label{position:absolute;left:50%;bottom:48px;width:max-content;max-width:240px;padding:7px 11px;color:#fff;background:rgba(3,27,50,.94);border:1px solid rgba(255,255,255,.12);border-radius:8px;font-size:12px;white-space:nowrap;opacity:0;transform:translateX(-50%) translateY(5px);transition:.18s ease;pointer-events:none;box-shadow:0 8px 20px rgba(0,0,0,.25)}
.custom-hotspot:hover .hotspot-label{opacity:1;transform:translateX(-50%) translateY(0)}
.pnlm-controls-container{margin-top:76px!important}


@media(max-width:760px){
  .welcome{padding:28px 22px;align-items:flex-end;background-position:center}
  .welcome__shade{background:linear-gradient(180deg,rgba(3,27,50,.12) 8%,rgba(3,27,50,.75) 55%,rgba(3,27,50,.97) 100%)}
  .welcome__content{width:100%;padding-bottom:max(18px,env(safe-area-inset-bottom))}
  
  .welcome h1{font-size:clamp(3rem,16vw,5.4rem)}
  .welcome__description{margin:20px 0 24px}
  .primary-button{width:100%;min-width:0}
  .tour-header{left:8px;right:8px;top:max(8px,env(safe-area-inset-top));grid-template-columns:1fr auto}
  .brand-block{display:none}
  .tour-heading{justify-self:stretch;min-width:0;text-align:left;padding:8px 12px}
  .tour-heading__institution{display:none!important}
  .tour-actions{gap:4px}
  .icon-button{width:40px;height:40px;flex-basis:40px}
  .custom-hotspot .hotspot-label{display:none}
  .pnlm-controls-container{margin-top:64px!important}
}