.teaching-slide.slide-hue-danang{padding:8px 0;overflow:hidden}
.hd-stage{position:relative;flex:1;min-height:0;overflow:hidden;border-radius:12px;border:1px solid #a89155;background:#132c30;isolation:isolate}
.hd-stage::before{content:"";position:absolute;inset:-35px;background:url('../../assets/experience/hue-danang-relief-hd.png') center/cover no-repeat;filter:blur(30px) brightness(.38);opacity:.85;z-index:-1;pointer-events:none}
.hd-viewport{position:absolute;inset:8px 8px 46px 8px;overflow:hidden;border-radius:6px;touch-action:none;user-select:none;cursor:zoom-in}
.hd-viewport.is-panning{cursor:grabbing}
.hd-world{position:absolute;isolation:isolate}
.hd-relief,.hd-overlay{position:absolute;inset:0;width:100%;height:100%}
.hd-relief{display:block;pointer-events:none}
.hd-overlay{pointer-events:none;overflow:hidden}
.hd-label{font:700 25px/1 var(--sans,Arial,sans-serif);fill:#202d22;paint-order:stroke fill;stroke:#fff5d3;stroke-width:5;stroke-linejoin:round}
.hd-label.hd-major{font-size:31px;font-weight:800}
.hd-date{font-size:23px;font-weight:600}
.hd-water{font-size:23px;font-style:italic;fill:#0b3e6c;stroke:#def8ff}
.hd-city{fill:#722a24;stroke:#fff0c9;stroke-width:4}
.hd-ocean{font:700 italic 47px Georgia,serif;letter-spacing:10px;fill:#e8f8ff;stroke:#07568b;stroke-width:3;paint-order:stroke fill}
.hd-country{font:700 45px Georgia,serif;letter-spacing:19px;fill:#fff1d2;stroke:#3c5533;stroke-width:3;paint-order:stroke fill}
.hd-route{opacity:0;transition:opacity .15s}
.hd-route.is-visible{opacity:1}
.hd-arrow-solid{fill:#eb2d22;stroke:#fff2cc;stroke-width:1;stroke-linejoin:round;paint-order:stroke fill}
.hd-arrow-solid.hd-sea{fill:#163bd5;stroke:#e9f6ff}
.hd-reveal{fill:none;stroke:#fff;stroke-width:70;stroke-linecap:square;stroke-dasharray:1;stroke-dashoffset:1}
.hd-route.is-visible .hd-reveal{stroke-dashoffset:0}
.hd-route.is-current .hd-reveal{animation:hd-draw 3.2s var(--delay) ease both}
.hd-victory{opacity:0}
.hd-victory.is-visible{opacity:1}
.hd-victory circle{fill:#ba1e1b;stroke:#fff2b7;stroke-width:3}
.hd-victory path{fill:#ffe571}
.hd-victory.is-current circle,.hd-victory.is-current path{transform-box:fill-box;transform-origin:center;animation:hd-victory 1s 3.8s ease both}
.hd-heading{position:absolute;top:22px;left:24px;z-index:2;color:#f9e7bd;pointer-events:none;text-shadow:0 2px 9px #081f1c}
.hd-heading p{margin:0 0 8px;font:700 11px var(--sans,Arial,sans-serif);letter-spacing:2.5px;color:#d9bf81}
.hd-heading h2{margin:0;font:700 clamp(20px,2.1vw,34px)/1.4 var(--serif,Georgia,serif);color:#fff0cc}
.hd-heading>span{display:block;margin-top:9px;font:500 12px var(--sans,Arial,sans-serif);color:#d8d3bc}
.hd-legend{position:absolute;left:24px;bottom:65px;z-index:2;pointer-events:none;color:#f7e9c7}
.hd-legend p{margin:6px 0;max-width:190px;font:500 11px/1.5 var(--sans,Arial,sans-serif);text-shadow:0 1px 4px #071b19}
.hd-legend span{display:inline-block;width:30px;font:bold 26px/1 Georgia,serif;vertical-align:middle;paint-order:stroke fill;-webkit-text-stroke:.5px #fff1ba}
.hd-legend-red{color:#ff5442}.hd-legend-blue{color:#7396ff}
.hd-controls{position:absolute;right:20px;bottom:60px;z-index:3;display:flex;flex-direction:column;gap:12px}
.hd-controls button{position:relative;appearance:none;box-sizing:border-box;width:60px;height:60px;min-height:60px;display:grid;place-items:center;margin:0;padding:0;border:1px solid #b6a071;border-radius:50%;background:radial-gradient(circle at 35% 25%,#883c37,#4b2023 75%);color:#f6e5bf;font:750 15px/1 var(--sans,Arial,sans-serif);box-shadow:inset 0 0 0 4px #4b2023,inset 0 0 0 5px #d6b87655,0 4px 12px #0005;cursor:pointer;transition:transform .2s,box-shadow .2s}
.hd-controls [data-hd-phase=danang]{background:radial-gradient(circle at 35% 25%,#38535c,#192e35 75%);box-shadow:inset 0 0 0 4px #192e35,inset 0 0 0 5px #d6b87655,0 4px 12px #0005}
.hd-controls [data-hd-reset]{font-size:23px;background:radial-gradient(circle at 35% 25%,#3d453f,#18201d 75%);box-shadow:inset 0 0 0 4px #18201d,inset 0 0 0 5px #b69c5f55,0 4px 12px #0005}
.hd-controls button:hover{transform:translateY(-2px);border-color:#ffe0a2}
.hd-controls button[aria-pressed=true]{border-color:#ffe5ab;box-shadow:inset 0 0 0 4px #352b20,inset 0 0 0 5px #e8c78499,0 0 18px #f7c96c77,0 4px 12px #0005}
.hd-controls button::after{content:attr(data-tooltip);position:absolute;right:calc(100% + 12px);top:50%;bottom:auto;transform:translateY(-50%);padding:7px 10px;border:1px solid #b6a07188;border-radius:5px;background:#14251cf0;color:#f6e5bf;font:500 13px/1.4 var(--sans,Arial,sans-serif);white-space:nowrap;opacity:0;visibility:hidden;pointer-events:none}
.hd-controls button:hover::after,.hd-controls button:focus-visible::after{opacity:1;visibility:visible}
.hd-info{position:absolute;width:36px;height:36px;display:grid;place-items:center;padding:0;transform:translate(-50%,-50%);border:2px solid #ffe3a1;border-radius:50%;background:#152e29ed;color:#fff2cc;font:700 italic 25px/1 Georgia,serif;cursor:pointer;animation:hd-pulse 1.8s ease-in-out infinite}
.hd-info-hue{left:38.94%;top:26.7%}.hd-info-danang{left:53.01%;top:44.7%}
.hd-info:hover{animation:none}
.hd-stage button:focus-visible,.hd-dialog button:focus-visible{outline:3px solid #fff1c8;outline-offset:4px}
.hd-status{position:absolute;left:20px;right:160px;bottom:13px;margin:0;text-align:center;color:#f9e9c0;font:500 12px/1.6 var(--sans,Arial,sans-serif);pointer-events:none}
.hd-dialog{box-sizing:border-box;width:min(900px,94vw);max-height:90dvh;padding:24px 28px;border:2px solid #c5a365;border-radius:12px;background:#14271ff7;color:#fff0cd;box-shadow:0 12px 60px #0008}
.hd-dialog::backdrop{background:#07110cc4;backdrop-filter:blur(3px)}
.hd-dialog header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:0;border:0;margin-bottom:14px}
.hd-dialog h3{margin:0;font:700 29px/1.4 var(--serif,Georgia,serif);color:#ffe3a1}
.hd-dialog header button{flex-shrink:0;width:44px;height:44px;border:1px solid #b6a07188;border-radius:50%;background:#243b2f;color:#fff0cd;font:25px Arial;cursor:pointer}
.hd-dialog p{font:500 clamp(17px,2vw,23px)/1.8 var(--sans,Arial,sans-serif);margin:10px 0}
.hd-dialog .hd-dialog-date{color:#e7c880;font-size:17px}
@keyframes hd-draw{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
@keyframes hd-victory{0%{opacity:0;transform:scale(.4)}65%{transform:scale(1.2)}100%{opacity:1;transform:scale(1)}}
@keyframes hd-pulse{0%,100%{box-shadow:0 0 0 3px #f7d17d38}50%{box-shadow:0 0 0 10px #f7d17d00}}
@media(max-width:1100px){.hd-heading{left:17px;top:16px}.hd-heading h2{font-size:23px}.hd-heading p{font-size:9px}.hd-legend{left:17px;bottom:57px}.hd-legend p{font-size:10px;max-width:160px}.hd-info{width:32px;height:32px;font-size:22px}}
@media(max-width:720px){.hd-viewport{inset:95px 8px 132px}.hd-heading{top:13px;left:16px;right:16px}.hd-heading p{margin-bottom:3px}.hd-heading h2{font-size:20px;line-height:1.3}.hd-heading h2 br{display:none}.hd-heading>span{margin-top:4px;font-size:10px}.hd-controls{right:10px;bottom:11px;gap:6px;flex-direction:row}.hd-controls button{width:38px;height:38px;min-height:38px;font-size:10px}.hd-controls [data-hd-reset]{font-size:22px}.hd-controls button::after{display:none}.hd-legend{left:16px;bottom:61px;right:12px;display:flex;gap:12px;flex-wrap:wrap}.hd-legend p{font-size:9px;line-height:1.4;margin:0;max-width:none}.hd-legend span{font-size:20px;width:24px}.hd-status{bottom:9px;left:14px;right:143px;font-size:9px;min-height:40px;display:grid;place-items:center;text-align:left}.hd-info{width:26px;height:26px;font-size:18px}.hd-dialog{padding:18px}.hd-dialog h3{font-size:23px}}
@media(prefers-reduced-motion:reduce){.hd-info,.hd-route.is-current .hd-reveal,.hd-victory.is-current circle,.hd-victory.is-current path{animation:none}.hd-route.is-current .hd-reveal{stroke-dashoffset:0}.hd-controls button{transition:none}}