:root{
  --gold-rgb:217,178,106; --soft-rgb:242,212,154; --gold:#d9b26a; --gold-soft:#f0d9a8; --ink:#0b0d11; --panel:rgba(16,18,24,.72);
  --panel-solid:#13161d; --line:rgba(var(--gold-rgb),.28); --text:#f2ede3; --muted:#b9b2a4;
  --shadow:0 18px 50px rgba(0,0,0,.45);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;overflow:hidden;background:#07080b;color:var(--text);
  font-family:"Segoe UI",Roboto,Arial,"Helvetica Neue",sans-serif;-webkit-font-smoothing:antialiased}
body{user-select:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
#app{position:fixed;inset:0;overflow:hidden}
#gl{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab;touch-action:none}
#gl.dragging{cursor:grabbing}
.flat-view{position:absolute;inset:0;z-index:1;display:flex;align-items:center;justify-content:center;
  padding:64px 18px 118px;background:#05070a}
.flat-view[hidden]{display:none!important}
.flat-view img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;
  object-fit:contain;user-select:none;box-shadow:0 18px 60px rgba(0,0,0,.55)}

/* ---------- top bar ---------- */
.topbar{position:absolute;left:0;right:0;top:0;display:flex;justify-content:space-between;align-items:center;
  gap:12px;padding:14px 18px;z-index:30;pointer-events:none;
  background:linear-gradient(180deg,rgba(7,8,11,.78),rgba(7,8,11,0))}
.brand{display:flex;align-items:center;gap:12px;pointer-events:auto}
.brand-mark{width:38px;height:38px;border-radius:50%;flex:none;overflow:hidden;
  background:radial-gradient(circle at 35% 30%,#f6e6c2,#c99b4e 58%,#7d5a22 100%);
  box-shadow:0 0 0 1px rgba(255,255,255,.18) inset,0 6px 18px rgba(0,0,0,.4)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:16px;letter-spacing:.4px}
.brand-text small{color:var(--muted);font-size:11px;letter-spacing:.6px;text-transform:uppercase}
.tools{display:flex;gap:8px;pointer-events:auto;flex-wrap:wrap;justify-content:flex-end}
.tool{display:flex;align-items:center;gap:7px;padding:8px 13px;border-radius:999px;color:var(--text);
  background:var(--panel);border:1px solid rgba(255,255,255,.08);backdrop-filter:blur(12px);
  font-size:13px;transition:.18s;box-shadow:0 6px 18px rgba(0,0,0,.28)}
.tool span{font-size:14px}
.tool em{font-style:normal;font-weight:500}
.tool:hover{border-color:var(--line);transform:translateY(-1px)}
.tool-gold{background:linear-gradient(180deg,rgba(var(--gold-rgb),.24),rgba(var(--gold-rgb),.12));
  border-color:rgba(var(--gold-rgb),.5);color:#fff8e7}
.tool-icon{padding:8px 12px}
.tool.off{opacity:.55}

/* ---------- progress ---------- */
.progress{position:absolute;left:18px;top:74px;z-index:25;display:flex;align-items:baseline;gap:4px;
  padding:6px 12px;border-radius:999px;background:var(--panel);border:1px solid rgba(255,255,255,.07);
  backdrop-filter:blur(10px);font-size:13px;color:var(--muted);letter-spacing:.4px}
.progress b{color:var(--gold-soft);font-size:14px}
.progress i{font-style:normal}
.progress span{margin-left:10px;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.8px}

/* ---------- nav arrows ---------- */
.nav-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:26;display:flex;align-items:center;gap:8px;
  padding:10px 14px;border-radius:999px;background:var(--panel);border:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(12px);transition:.18s;max-width:34vw}
.nav-arrow span{font-size:26px;line-height:1;color:var(--gold-soft);font-weight:300}
.nav-arrow em{font-style:normal;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:22vw}
.nav-arrow:hover{border-color:var(--line);background:rgba(24,27,34,.85)}
.nav-arrow:disabled{opacity:.25;pointer-events:none}
.nav-prev{left:14px}
.nav-next{right:14px;flex-direction:row-reverse}

/* ---------- subtitle ---------- */
.subtitle{position:absolute;left:50%;bottom:168px;transform:translateX(-50%) translateY(8px);z-index:27;
  width:min(760px,86vw);padding:12px 18px 13px;border-radius:14px;opacity:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(12,13,17,.86),rgba(12,13,17,.74));
  border:1px solid rgba(var(--gold-rgb),.35);box-shadow:var(--shadow);transition:opacity .35s,transform .35s;text-align:left}
.subtitle.show{opacity:1;transform:translateX(-50%) translateY(0)}
.subtitle b{display:block;color:var(--gold);font-size:12.5px;letter-spacing:.8px;text-transform:uppercase;margin-bottom:4px}
.subtitle p{margin:0;font-size:15px;line-height:1.55;color:#efe9dd}

/* ---------- carousel ---------- */
.carousel{position:absolute;left:0;right:0;bottom:0;z-index:28;display:flex;gap:10px;padding:14px 18px 16px;
  overflow-x:auto;scrollbar-width:none;background:linear-gradient(0deg,rgba(7,8,11,.92) 30%,rgba(7,8,11,0))}
.carousel::-webkit-scrollbar{display:none}
.card{flex:0 0 auto;width:104px;border-radius:12px;overflow:hidden;background:rgba(22,25,32,.8);
  border:1px solid rgba(255,255,255,.08);transition:.18s;position:relative}
.card img{display:block;width:100%;height:58px;object-fit:cover;opacity:.85}
.card figcaption{padding:6px 7px 7px;font-size:10.5px;line-height:1.25;color:var(--muted);height:34px;overflow:hidden}
.card .num{position:absolute;top:5px;left:6px;font-size:10px;color:#fff;background:rgba(0,0,0,.45);
  padding:1px 5px;border-radius:6px;letter-spacing:.5px}
.card:hover{border-color:var(--line);transform:translateY(-2px)}
.card.active{border-color:var(--gold);box-shadow:0 0 0 1px rgba(var(--gold-rgb),.45),0 8px 20px rgba(0,0,0,.45)}
.card.active img{opacity:1}
.card.active figcaption{color:var(--gold-soft)}

/* ---------- info card ---------- */
.info-card{position:absolute;right:16px;top:86px;z-index:29;width:min(380px,88vw);max-height:min(62vh,560px);
  overflow:auto;padding:18px 18px 14px;border-radius:16px;background:linear-gradient(180deg,rgba(18,20,26,.96),rgba(14,16,21,.94));
  border:1px solid var(--line);box-shadow:var(--shadow);transform:translateX(16px);opacity:0;pointer-events:none;transition:.25s}
.info-card.show{opacity:1;transform:none;pointer-events:auto}
.info-close{position:absolute;right:10px;top:8px;color:var(--muted);font-size:15px;padding:4px 7px;border-radius:8px}
.info-close:hover{color:#fff;background:rgba(255,255,255,.07)}
.info-chapter{font-size:10.5px;letter-spacing:1.2px;text-transform:uppercase;color:var(--gold);margin-bottom:6px}
.info-title{margin:0 0 8px;font-size:20px;line-height:1.3;color:#fff}
.info-text{margin:0 0 12px;font-size:13.5px;line-height:1.65;color:#ddd6c8}
.info-actions{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:7px 12px;border-radius:999px;font-size:12px;background:rgba(var(--gold-rgb),.12);
  border:1px solid rgba(var(--gold-rgb),.35);color:var(--gold-soft);transition:.18s}
.chip:hover{background:rgba(var(--gold-rgb),.22)}

/* ---------- sheets / modal ---------- */
.sheet{position:absolute;left:0;top:0;bottom:0;width:min(360px,86vw);z-index:40;display:flex;flex-direction:column;
  background:linear-gradient(180deg,#12151b,#0d0f14);border-right:1px solid rgba(255,255,255,.07);
  transform:translateX(-102%);transition:transform .28s ease;box-shadow:24px 0 60px rgba(0,0,0,.45)}
.sheet.show{transform:none}
.sheet-head{display:flex;align-items:center;justify-content:space-between;padding:16px 16px 10px}
.sheet-head h3{margin:0;font-size:15px;letter-spacing:.3px}
.sheet-close{color:var(--muted);font-size:16px;padding:4px 8px;border-radius:8px}
.sheet-close:hover{color:#fff;background:rgba(255,255,255,.07)}
.sheet-body{overflow:auto;padding:4px 12px 20px}
.chapter{margin:10px 0 6px;font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--gold)}
.menu-item{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:9px 10px;border-radius:10px;
  color:#e8e2d6;font-size:13.5px;transition:.15s}
.menu-item:hover{background:rgba(255,255,255,.05)}
.menu-item.active{background:rgba(var(--gold-rgb),.14);color:#fff}
.menu-item b{font-size:11px;color:var(--muted);width:20px;flex:none}

.modal{position:absolute;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:20px;
  background:rgba(4,5,8,.82);backdrop-filter:blur(6px);opacity:0;pointer-events:none;transition:.22s}
.modal.show{opacity:1;pointer-events:auto}
.modal-box{width:min(1000px,94vw);max-height:92vh;overflow:auto;border-radius:16px;padding:14px 16px 16px;
  background:#101319;border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow)}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.modal-head h3{margin:0;font-size:16px}
#vid{width:100%;max-height:64vh;border-radius:12px;background:#000;display:block}
.video-chapters{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 4px}
.modal-note{margin:8px 0 0;font-size:12px;color:var(--muted);line-height:1.5}

/* ---------- intro ---------- */
.intro{position:absolute;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;padding:22px;
  background:radial-gradient(120% 120% at 50% 20%,rgba(23,26,33,.9),rgba(5,6,9,.96));transition:opacity .5s}
.intro.hide{opacity:0;pointer-events:none}
.intro-card{width:min(680px,94vw);text-align:left;padding:30px 30px 24px;border-radius:20px;
  background:linear-gradient(180deg,rgba(20,23,30,.92),rgba(12,14,19,.96));border:1px solid var(--line);
  box-shadow:0 30px 80px rgba(0,0,0,.6)}
.intro-eyebrow{font-size:10.5px;letter-spacing:2px;color:var(--gold);margin-bottom:10px}
.intro-card h1{margin:0 0 12px;font-size:clamp(24px,4.4vw,38px);line-height:1.15;letter-spacing:.2px}
.intro-card h1 span{color:var(--gold);margin:0 10px;font-weight:400}
.intro-desc{margin:0 0 16px;color:#d8d2c5;font-size:14px;line-height:1.65}
.intro-meta{display:flex;gap:26px;margin:0 0 20px;padding:0;list-style:none}
.intro-meta li{display:flex;flex-direction:column}
.intro-meta b{font-size:20px;color:var(--gold-soft)}
.intro-meta span{font-size:11px;color:var(--muted);letter-spacing:.4px}
.intro-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-primary{padding:12px 22px;border-radius:999px;font-size:14px;font-weight:600;color:#241a08;
  background:linear-gradient(180deg,#f2dbab,var(--gold));box-shadow:0 10px 26px rgba(var(--gold-rgb),.28)}
.btn-primary:hover{filter:brightness(1.05)}
.btn-ghost{padding:12px 20px;border-radius:999px;font-size:14px;color:var(--gold-soft);
  border:1px solid rgba(var(--gold-rgb),.45);background:rgba(var(--gold-rgb),.06)}
.btn-ghost:hover{background:rgba(var(--gold-rgb),.14)}
.intro-hint{margin:16px 0 0;font-size:11.5px;color:var(--muted)}

/* ---------- loading / toast ---------- */
.loading{position:absolute;inset:0;z-index:70;display:flex;align-items:center;justify-content:center;background:#07080b;transition:opacity .4s}
.loading.hide{opacity:0;pointer-events:none}
.loading-inner{text-align:center}
.spinner{width:42px;height:42px;margin:0 auto 14px;border-radius:50%;
  border:2px solid rgba(var(--gold-rgb),.2);border-top-color:var(--gold);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
#loading-text{color:var(--muted);font-size:13px;margin:0}
.toast{position:absolute;left:50%;bottom:190px;transform:translate(-50%,10px);z-index:80;padding:9px 16px;border-radius:999px;
  background:rgba(15,17,22,.94);border:1px solid var(--line);color:var(--gold-soft);font-size:12.5px;
  opacity:0;pointer-events:none;transition:.25s}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- hotspots ---------- */
#hotspots{position:absolute;inset:0;z-index:32;pointer-events:none}   /* trên carousel/nav (26-28) để hotspot ở nửa dưới ảnh vẫn bấm được */
.hs{position:absolute;left:0;top:0;transform:translate(-50%,-50%);pointer-events:auto;cursor:pointer;
  display:flex;align-items:center;gap:8px;will-change:transform,opacity}
.hs .dot{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(8,10,14,.72);border:var(--hs-border-w,1px) solid var(--hs-border,rgba(var(--gold-rgb),.72));
  backdrop-filter:blur(6px);
  box-shadow:0 8px 20px rgba(0,0,0,.4);transition:.18s;font-size:17px;color:var(--hs-color,var(--gold-soft))}
.hs .hs-ico{width:46px;height:46px;pointer-events:none}
.hs .hs-ico svg{width:24px;height:24px;display:block;pointer-events:none}
.hs .lbl{padding:5px 10px;border-radius:8px;background:rgba(10,12,16,.84);border:1px solid rgba(255,255,255,.14);
  font-size:12px;color:#f2ede3;white-space:nowrap;opacity:0;transform:translateX(-4px);transition:.18s;pointer-events:none;
  text-shadow:0 1px 3px rgba(0,0,0,.95),0 0 8px rgba(0,0,0,.7);box-shadow:0 4px 14px rgba(0,0,0,.45)}
.hs:hover .dot{background:rgba(var(--gold-rgb),.9);color:#241a08;transform:scale(1.06)}
.hs:hover .lbl{opacity:1;transform:none}
.hs.hidden{display:none}
.hs.kind-overview .dot{width:36px;height:36px;font-size:13px}
.hs.kind-overview .hs-ico svg{width:20px;height:20px}
.hs.kind-video .dot{background:rgba(var(--gold-rgb),.92);color:#231a08;border-color:var(--gold-soft)}

/* --- nhãn theo vị trí (flex, không absolute) — hợp đồng v2 §5.3 --- */
.hs.lbl-left{flex-direction:row-reverse}
.hs.lbl-top{flex-direction:column-reverse}
.hs.lbl-bottom{flex-direction:column}
.hs.no-lbl .lbl,.hs.no-lbl .mk-lbl{display:none}
/* --- hiệu ứng marker v2 (§5.3); none tắt hẳn hiệu ứng sẵn của icon --- */
.hs-anim-pulse .hs-ico,.hs-anim-pulse .mk-img,.hs-anim-pulse .mk-card{animation:hs-beat 1.6s ease-in-out infinite}
.hs-anim-bounce .hs-ico,.hs-anim-bounce .mk-img,.hs-anim-bounce .mk-card{animation:hs-bounce 1.6s ease-in-out infinite}
.hs-anim-float .hs-ico,.hs-anim-float .mk-img,.hs-anim-float .mk-card{animation:hs-float 2.4s ease-in-out infinite}
.hs-anim-spin .hs-ico,.hs-anim-spin .mk-img,.hs-anim-spin .mk-card{animation:hs-spin 4s linear infinite}
.hs-anim-none .hs-ico,.hs-anim-none .hs-ico svg,.hs-anim-none .hs-ico svg *,
.hs-anim-none .mk-img,.hs-anim-none .mk-card{animation:none!important}
@keyframes hs-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.hs:focus-visible{outline:2px solid var(--gold-soft);outline-offset:3px}
.hs:focus .tip{opacity:1;transform:translateX(-50%)}

/* --- icon hotspot động: mỗi icon 1 hiệu ứng riêng (CONTRACT.md §11) --- */
.hs-ico svg *{transform-box:fill-box;transform-origin:center}
.icon-arrow svg{animation:hs-nudge-r 1.5s ease-in-out infinite}
.icon-arrow-back svg{animation:hs-nudge-l 1.5s ease-in-out infinite}
.icon-360 svg{animation:hs-spin 4s linear infinite}
.icon-pulse .core{animation:hs-beat 1.6s ease-in-out infinite}
.icon-radar .r1,.icon-radar .r2{opacity:.7}
.icon-radar .r1{animation:hs-wave 2.4s ease-out infinite}
.icon-radar .r2{animation:hs-wave 2.4s ease-out 1.2s infinite}
.icon-bounce svg{animation:hs-bounce 1.6s ease-in-out infinite}
.icon-play .ring{animation:hs-ring 2s ease-in-out infinite}
.icon-info .spark{opacity:.7;animation:hs-sparkle 2.8s ease-in-out infinite}
.icon-photo .sun{animation:hs-glint 2.2s ease-in-out infinite}
.icon-audio .e1{animation:hs-eq .9s ease-in-out infinite}
.icon-audio .e2{animation:hs-eq .9s ease-in-out .15s infinite}
.icon-audio .e3{animation:hs-eq .9s ease-in-out .3s infinite}
.icon-map .pin{animation:hs-pin 1.8s ease-in-out infinite}
.icon-star svg{animation:hs-twinkle 2.4s ease-in-out infinite}

@keyframes hs-nudge-r{0%,100%{transform:translateX(-2px)}50%{transform:translateX(2px)}}
@keyframes hs-nudge-l{0%,100%{transform:translateX(2px)}50%{transform:translateX(-2px)}}
@keyframes hs-spin{to{transform:rotate(360deg)}}
@keyframes hs-beat{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.78)}}
@keyframes hs-wave{0%{transform:scale(.45);opacity:.9}100%{transform:scale(1.12);opacity:0}}
@keyframes hs-bounce{0%,100%{transform:translateY(1.5px)}45%{transform:translateY(-3px)}}
@keyframes hs-ring{0%,100%{opacity:.3;transform:scale(.92)}50%{opacity:.95;transform:scale(1.04)}}
@keyframes hs-sparkle{0%,100%{opacity:.25;transform:scale(.7)}50%{opacity:1;transform:scale(1)}}
@keyframes hs-glint{0%,100%{opacity:.55;transform:scale(.9)}50%{opacity:1;transform:scale(1.15)}}
@keyframes hs-eq{0%,100%{transform:scaleY(.45)}50%{transform:scaleY(1)}}
@keyframes hs-pin{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(1.6)}}
@keyframes hs-twinkle{0%,100%{opacity:.6;transform:scale(.94)}50%{opacity:1;transform:scale(1.06)}}


/* --- icon "sàn" kiểu 3DVista: vòng lan, nhịp sáng, mũi tên nhấp nháy... --- */
.icon-floor-ring .r1{animation:hs-wave 2.2s ease-out infinite}
.icon-floor-ring .r2{animation:hs-wave 2.2s ease-out 1.1s infinite}
.icon-floor-pulse .core{animation:hs-beat 1.4s ease-in-out infinite}
.icon-floor-pulse .ring{animation:hs-ring 1.8s ease-in-out infinite}
.icon-floor-arrow .a1{animation:hs-slide-x 1.4s ease-in-out infinite}
.icon-floor-arrow .a2{animation:hs-slide-x 1.4s ease-in-out .25s infinite;opacity:.55}
.icon-floor-arrows .a1{animation:hs-slide-r 1.6s ease-in-out infinite}
.icon-floor-arrows .a2{animation:hs-slide-l 1.6s ease-in-out infinite}
.icon-floor-pin .pin{animation:hs-bounce 1.8s ease-in-out infinite}
.icon-floor-pin .base{opacity:.55;animation:hs-fade 1.8s ease-in-out infinite}
.icon-floor-ripple .w1{animation:hs-ripple 2.4s ease-out infinite}
.icon-floor-ripple .w2{animation:hs-ripple 2.4s ease-out .8s infinite}
.icon-floor-spin .dash{animation:hs-spin 5.5s linear infinite}
.icon-floor-glow .g1{animation:hs-glow 2s ease-in-out infinite}
.icon-floor-glow .g2{animation:hs-glow 2s ease-in-out .5s infinite}
.icon-floor-wave .b1{animation:hs-fade 1.6s ease-in-out infinite}
.icon-floor-wave .b2{animation:hs-fade 1.6s ease-in-out .6s infinite}
.icon-floor-dots .d1{animation:hs-dot 1.2s ease-in-out infinite}
.icon-floor-dots .d2{animation:hs-dot 1.2s ease-in-out .16s infinite}
.icon-floor-dots .d3{animation:hs-dot 1.2s ease-in-out .32s infinite}

@keyframes hs-slide-x{0%,100%{transform:translateX(-1.6px)}50%{transform:translateX(1.8px)}}
@keyframes hs-slide-r{0%,100%{transform:translateX(-2px);opacity:.5}50%{transform:translateX(1.5px);opacity:1}}
@keyframes hs-slide-l{0%,100%{transform:translateX(2px);opacity:.5}50%{transform:translateX(-1.5px);opacity:1}}
@keyframes hs-fade{0%,100%{opacity:.35}50%{opacity:1}}
@keyframes hs-ripple{0%{transform:scale(.55);opacity:.95}100%{transform:scale(1.15);opacity:0}}
@keyframes hs-glow{0%,100%{opacity:.25;transform:scale(.85)}50%{opacity:.9;transform:scale(1.08)}}
@keyframes hs-dot{0%,100%{transform:translateY(1.6px);opacity:.45}50%{transform:translateY(-1.8px);opacity:1}}

@media (prefers-reduced-motion: reduce){
  .hs .hs-ico,.hs .hs-ico svg,.hs .hs-ico svg *,.hs .mk-img,.hs .mk-card,
  .hs[class*="hs-anim-"] .hs-ico,.hs[class*="hs-anim-"] *{animation:none!important;transition:none!important}
}

@media (max-width:720px){
  .brand-text small{display:none}
  .tool em{display:none}
  .tool{padding:9px 11px}
  .progress{top:70px;left:12px}
  .nav-arrow em{display:none}
  .nav-arrow{padding:9px 12px}
  .subtitle{bottom:150px;font-size:13px}
  .info-card{top:auto;bottom:150px;right:10px;left:10px;width:auto;max-height:46vh}
  .intro-card{padding:22px 20px 18px}
  .intro-meta{gap:18px}
  .card{width:88px}
  .card img{height:50px}
}

/* ---------- mobile nhỏ ---------- */
@media (max-width:520px){
  .topbar{padding:10px 12px;gap:8px}
  .brand{gap:8px}
  .brand-mark{width:30px;height:30px}
  .brand-text b{font-size:14px;white-space:nowrap}
  .brand-text small{display:none}
  .tools{gap:6px}
  .tools .tool{padding:8px 9px}
  .tool em{display:none}
  #btn-fs{display:none}
  .progress{top:62px;left:10px;font-size:12px;padding:5px 10px}
  .progress span{display:none}
  .nav-arrow{padding:8px 11px}
  .nav-arrow span{font-size:22px}
  .subtitle{bottom:140px;width:calc(100vw - 20px);padding:10px 12px;border-radius:12px}
  .subtitle b{font-size:11px}
  .subtitle p{font-size:13px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
  .card{width:84px}
  .card img{height:48px}
  .card figcaption{font-size:10px;height:30px}
  .carousel{padding:10px 10px 12px;gap:8px}
  .info-card{bottom:132px;max-height:44vh;padding:14px}
  .intro-card{padding:20px 16px 16px}
  .intro-meta{gap:14px}
  .intro-meta b{font-size:17px}
}

/* --- khuôn dùng chung: ẩn phần tử khi khu không có phim/nhạc, dòng ghi chú rỗng --- */
[hidden]{display:none!important}
.modal-note:empty{display:none}
.brand-mark img{width:100%;height:100%;object-fit:contain;display:block}
.brand-mark.has-logo{background:#f7f3ea}


/* ---------------------------------------------- sơ đồ tham quan (popup map) */
#btn-map.hidden{display:none}
.map-box{width:min(880px,94vw);max-height:88vh;display:flex;flex-direction:column;gap:10px;
  background:var(--panel,#15171a);border:1px solid var(--line,#333);border-radius:14px;padding:14px 16px;transform:translateY(8px);transition:.18s}
#map-modal.show .map-box{transform:none}
.map-head{display:flex;align-items:center;justify-content:space-between}
.map-head h3{margin:0;font-size:15px;letter-spacing:.3px}
#map-img{max-width:100%;max-height:64vh;object-fit:contain;border-radius:8px;background:#000;
  opacity:.5;transition:opacity .15s}
.map-opacity{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted,#9aa3ad)}
.map-opacity input{flex:1;accent-color:var(--gold,var(--gold))}
.map-opacity b{min-width:42px;text-align:right;color:var(--gold,var(--gold))}

/* ------------------------------------- widget tư vấn tham quan (RAG) + pin */
.ask-fab{position:absolute;right:18px;bottom:18px;z-index:35;display:flex;align-items:center;gap:7px;
  padding:11px 16px;border-radius:999px;background:linear-gradient(180deg,#e0b96f,#c9a15a);color:#1a1408;
  font-weight:700;font-size:13.5px;box-shadow:0 8px 24px rgba(0,0,0,.45);border:0;cursor:pointer}
.ask-fab:hover{transform:translateY(-1px)}
.ask-fab[hidden]{display:none}
.ask-panel{position:absolute;right:18px;bottom:18px;z-index:36;width:min(360px,92vw);max-height:min(70vh,560px);
  display:flex;flex-direction:column;background:rgba(18,20,23,.96);border:1px solid var(--line,#333);
  border-radius:16px;box-shadow:0 18px 50px rgba(0,0,0,.6);transform:translateY(14px);opacity:0;pointer-events:none;transition:.2s}
.ask-panel.show{transform:none;opacity:1;pointer-events:auto}
.ask-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 14px 8px;
  border-bottom:1px solid rgba(255,255,255,.06)}
.ask-head b{font-size:13.5px;letter-spacing:.3px}
.ask-tools{display:flex;gap:4px}
.ask-ico{border:1px solid var(--line,#333);background:transparent;color:var(--text,#eee);border-radius:8px;
  padding:3px 7px;font-size:12px;cursor:pointer}
.ask-ico:hover{border-color:var(--gold,var(--gold))}
.ask-ico.off{opacity:.45}
.ask-suggest{display:flex;flex-wrap:wrap;gap:6px;padding:8px 14px 4px}
.ask-suggest button{font-size:11.5px;padding:4px 9px;border-radius:999px;border:1px solid var(--line,#333);
  background:rgba(255,255,255,.04);color:var(--text,#eee);cursor:pointer}
.ask-suggest button:hover{border-color:var(--gold,var(--gold))}
.ask-log{flex:1;overflow:auto;padding:6px 14px 8px;display:flex;flex-direction:column;gap:8px}
.ask-msg{padding:8px 11px;border-radius:11px;font-size:12.8px;line-height:1.5}
.ask-msg.me{align-self:flex-end;background:rgba(var(--gold-rgb),.16);border:1px solid rgba(var(--gold-rgb),.35)}
.ask-msg.bot{align-self:stretch;background:rgba(255,255,255,.04);border:1px solid var(--line,#333)}
.ask-msg.bot b{display:block;margin-bottom:3px;color:var(--gold,var(--gold));font-size:11.5px;letter-spacing:.4px;text-transform:uppercase}
.ask-msg p{margin:0;color:inherit;font-size:12.8px}
.ask-msg .go{display:inline-flex;margin-top:6px;font-size:11.5px;padding:4px 9px;border-radius:999px;
  border:1px solid var(--gold,var(--gold));color:var(--gold,var(--gold));background:transparent;cursor:pointer}
.ask-form{display:flex;gap:8px;padding:10px 12px 12px;border-top:1px solid rgba(255,255,255,.06)}
.ask-form input{flex:1;background:rgba(255,255,255,.06);border:1px solid var(--line,#333);border-radius:10px;
  padding:9px 11px;color:var(--text,#eee);font-size:13px}
.ask-form input:focus{outline:none;border-color:var(--gold,var(--gold))}
.ask-send{padding:9px 14px;border-radius:10px;border:0;background:linear-gradient(180deg,#e0b96f,#c9a15a);color:#1a1408;font-weight:700;cursor:pointer}
/* mobile: widget chiếm bớt chiều rộng */
@media (max-width:640px){.ask-panel{right:10px;left:10px;width:auto;bottom:10px}.ask-fab{right:12px;bottom:12px}}

/* ---------- hotspot popup / window / tooltip ---------- */
.hs .tip{position:absolute;left:50%;bottom:calc(100% + 12px);transform:translateX(-50%) translateY(4px);
  width:max-content;max-width:280px;padding:8px 11px;border-radius:10px;background:rgba(10,12,16,.96);
  border:1px solid rgba(var(--gold-rgb),.45);color:#f2ede3;font-size:12.5px;line-height:1.5;text-align:center;
  white-space:normal;opacity:0;pointer-events:none;transition:.16s;box-shadow:0 8px 24px rgba(0,0,0,.5);z-index:2}
.hs:hover .tip{opacity:1;transform:translateX(-50%)}
.hs-box{width:min(720px,94vw)}
.hs-box.popup{width:min(390px,92vw)}
.hs-box > img{width:100%;max-height:56vh;object-fit:contain;border-radius:12px;display:block;margin:0 0 12px;background:#0a0c10}
#hs-video{width:100%;max-height:62vh;border-radius:12px;background:#000;display:block;margin-bottom:10px}
.hs-text{white-space:pre-wrap;font-size:14px;line-height:1.65;color:#ddd6c8}
.hs-text:empty{display:none}

/* ---------- hotspot "nằm trên mặt đất" (floor billboard) ---------- */
.hs.hs-floor{width:120px;height:120px;display:block;transform-origin:50% 50%;will-change:transform}
.hs-floor .f{position:absolute;inset:0;border-radius:50%;border:3px solid rgba(var(--soft-rgb),.92);
  box-shadow:0 0 14px rgba(var(--gold-rgb),.45), inset 0 0 18px rgba(var(--gold-rgb),.25)}
.hs-floor .f1{animation:hs-floor-wave 2.2s ease-out infinite}
.hs-floor .f2{animation:hs-floor-wave 2.2s ease-out 1.1s infinite}
.hs-floor .core{position:absolute;left:50%;top:50%;width:16%;height:16%;transform:translate(-50%,-50%);
  border-radius:50%;background:#f2d49a;box-shadow:0 0 16px rgba(var(--soft-rgb),.95);animation:hs-beat 1.4s ease-in-out infinite}
.hs-floor.icon-floor-pulse .f,.hs-floor.icon-floor-glow .f{border:none;background:radial-gradient(circle,rgba(var(--soft-rgb),.55),rgba(var(--gold-rgb),.08) 60%,transparent 72%)}
.hs-floor.icon-floor-glow .f1{animation:hs-glow 2s ease-in-out infinite}
.hs-floor.icon-floor-glow .f2{animation:hs-glow 2s ease-in-out .5s infinite}
.hs-floor.icon-floor-spin .f1{border-style:dashed;animation:hs-spin 6s linear infinite}
.hs-floor.icon-floor-spin .f2{border-color:rgba(var(--soft-rgb),.35);animation:none}
.hs-floor.icon-floor-ripple .f1{animation:hs-floor-ripple 2.4s ease-out infinite}
.hs-floor.icon-floor-ripple .f2{animation:hs-floor-ripple 2.4s ease-out .8s infinite}
.hs-floor .dots{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:18%}
.hs-floor .dots span{width:13%;height:13%;border-radius:50%;background:#f2d49a;box-shadow:0 0 10px rgba(var(--soft-rgb),.9);animation:hs-dot 1.2s ease-in-out infinite}
.hs-floor .dots span:nth-child(2){animation-delay:.16s}
.hs-floor .dots span:nth-child(3){animation-delay:.32s}
.hs-floor .f-arrow{position:absolute;inset:0;transform:rotate(var(--rot,0deg));transition:transform .12s linear}
.hs-floor .f-arrow i{position:absolute;left:50%;top:28%;width:34%;height:34%;border-top:4px solid #ffd98a;border-right:4px solid #ffd98a;transform:translateX(-50%) rotate(-45deg);box-shadow:none;filter:drop-shadow(0 0 6px rgba(255,205,110,.7))}
.hs-floor .f-arrow i+i{top:48%;opacity:.65}
@keyframes hs-floor-wave{0%{transform:scale(.55);opacity:.95}100%{transform:scale(1.18);opacity:0}}
@keyframes hs-floor-ripple{0%{transform:scale(.45,.45);opacity:.95}100%{transform:scale(1.2,1.2);opacity:0}}

/* ---------- tư vấn AI cao cấp ---------- */
.ask-ai{margin:6px 0 2px;line-height:1.55}
.ask-note{margin:8px 0 0;font-size:11px;color:#9aa3ad;font-style:italic}

/* --- marker quảng bá: ảnh nổi bật / thẻ (ảnh + giá + nút) — CONTRACT §16.5 --- */
.hs.mk-image{flex-direction:column;gap:5px}
.hs.mk-image .mk-img{width:104px;height:78px;border-radius:12px;overflow:hidden;
  border:var(--hs-border-w,2px) solid var(--hs-border,rgba(var(--soft-rgb),.9));background:rgba(10,12,16,.85);
  box-shadow:0 10px 24px rgba(0,0,0,.55);transition:transform .18s,border-color .18s}
.hs.mk-image.mk-s .mk-img{width:76px;height:57px}
.hs.mk-image.mk-l .mk-img{width:132px;height:99px}
.hs.mk-image .mk-img img{width:100%;height:100%;object-fit:cover;display:block}
.hs.mk-image:hover .mk-img{transform:translateY(-3px) scale(1.04);border-color:var(--gold-soft)}
.hs.mk-image .mk-badge{position:absolute;top:-7px;left:-7px;background:linear-gradient(90deg,#e14e3a,#f0a33c);
  color:#1a0f06;font-weight:700;font-size:10.5px;line-height:1;padding:4px 7px;border-radius:999px;
  box-shadow:0 4px 10px rgba(0,0,0,.5);pointer-events:none}
.hs.mk-image .mk-lbl{margin-top:1px;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  font-size:11.5px;padding:2px 9px;border-radius:999px;background:rgba(10,12,16,.86);
  color:#f2ede3;border:1px solid rgba(255,255,255,.16)}
.hs.mk-card{width:max-content;max-width:270px}
.hs.mk-card .mk-card{display:flex;gap:10px;align-items:stretch;padding:8px;border-radius:14px;
  background:linear-gradient(180deg,rgba(22,17,10,.95),rgba(12,10,7,.97));
  border:var(--hs-border-w,1px) solid var(--hs-border,rgba(var(--gold-rgb),.55));box-shadow:0 14px 32px rgba(0,0,0,.6);
  transition:transform .18s,border-color .18s}
.hs.mk-card:hover .mk-card{transform:translateY(-3px);border-color:var(--gold-soft)}
.hs.mk-card.mk-s .mk-card{max-width:210px;padding:6px;gap:8px}
.hs.mk-card.mk-l .mk-card{max-width:320px;padding:10px;gap:12px}
.hs.mk-card .mk-thumb{width:86px;flex:0 0 86px;border-radius:10px;overflow:hidden;background:#15120c}
.hs.mk-card.mk-s .mk-thumb{width:62px;flex-basis:62px}
.hs.mk-card.mk-l .mk-thumb{width:104px;flex-basis:104px}
.hs.mk-card .mk-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.hs.mk-card .mk-body{display:flex;flex-direction:column;gap:3px;justify-content:center;min-width:0}
.hs.mk-card .mk-badge{align-self:flex-start;background:linear-gradient(90deg,#e14e3a,#f0a33c);
  color:#1a0f06;font-weight:700;font-size:10.5px;line-height:1;padding:3px 7px;border-radius:999px}
.hs.mk-card .mk-t{font-size:13.5px;line-height:1.25;color:#f6eedb;font-weight:700}
.hs.mk-card .mk-s{font-size:12px;color:var(--gold-soft);font-weight:600}
.hs.mk-card .mk-cta{margin-top:2px;align-self:flex-start;font-size:11.5px;padding:4px 9px;border-radius:999px;
  background:rgba(242,200,121,.16);border:1px solid rgba(242,200,121,.6);color:#ffe7b7;white-space:nowrap}