*{box-sizing:border-box}
:root{color-scheme:dark;font:16px system-ui,sans-serif;background:#121214;color:#fff}
body{margin:0;display:grid;place-items:center;min-height:100dvh;background:radial-gradient(ellipse at top,#322f3a,#121214 65%)}
main{position:relative;width:min(100%,530px);height:100vh;height:100dvh;display:grid;grid-template-rows:auto minmax(0,1fr);background:#171719;overflow:hidden}
header{padding:14px 20px}header{padding-top:max(12px,env(safe-area-inset-top));display:flex;align-items:center;justify-content:space-between}
header b{font-size:20px;letter-spacing:-1px}header i{font:24px system-ui;color:#d5ff52;vertical-align:middle}small{font:600 11px ui-monospace,monospace;letter-spacing:.12em;color:#bab8c0}
#stage{position:relative;min-height:0;background:#080809;touch-action:none}video,#surface{width:100%;height:100%;position:absolute;inset:0}video{object-fit:contain}#film{font-size:clamp(14px,2.2vh,18px)}video::cue{font-family:system-ui,sans-serif;font-size:clamp(14px,2.2vh,18px);background:#101012db;color:white;white-space:pre-line}
button{border:0;border-radius:16px;padding:10px 14px;color:inherit;background:#343437;font:600 14px system-ui;cursor:pointer;min-height:44px}
#surface{background:transparent;border-radius:0}#paused,#notice{pointer-events:none;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#171719cf;padding:12px 18px;border-radius:14px;text-align:center}#notice:empty{display:none}
h1{font-size:clamp(18px,3vh,25px);margin:3px 0 12px;line-height:1.2}small{color:#d5ff52}#share{background:#d5ff52;color:#191a14;flex:1}
dialog{border:1px solid #555;border-radius:16px;max-width:90vw}dialog input{display:block;width:100%;margin:.8rem 0;padding:.5rem}
@media(max-width:380px){header{padding-left:12px;padding-right:12px}}
#sound{position:absolute;top:12px;left:12px;border:1px solid #ffffff50;border-radius:24px;background:#171719de;color:white}
#copyDialog{width:min(360px,90vw);padding:22px}#copyDialog::backdrop{background:#000a}#copyDialog h2{margin:0}#shareClip{margin:6px 0 16px;color:#c8c8cd}
#platforms,.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:10px 0}
#platforms a{display:block;padding:12px;background:#343437;color:white;text-decoration:none;border-radius:12px;font-weight:600}
#copyDialog [hidden]{display:none}#copyDialog form{text-align:right}
#platforms a{display:flex;align-items:center;gap:10px}
#platforms img{filter:invert(1);flex:none}
#discussion{width:min(440px,94vw);max-height:84dvh;padding:18px}
#discussion::backdrop{background:#000a}#discussion header{align-items:flex-start;padding:0}#discussion h2{margin:0}#discussionClip{letter-spacing:normal}
#discussionList{max-height:36dvh;overflow:auto;overflow-wrap:anywhere}#discussionList article{padding:10px 0;border-bottom:1px solid #454548}#discussionList p{margin:4px 0;white-space:pre-wrap}
#compose textarea{width:100%;font:inherit;padding:9px;resize:vertical}#compose button{margin-top:8px;background:#d5ff52;color:#171719}#discussionStatus:empty{display:none}
.side{position:absolute;right:6px;bottom:clamp(8px,5vh,34px);width:64px;display:flex;flex-direction:column;align-items:center;gap:clamp(4px,2vh,16px)}
.side .sb-btn,.side #share{display:flex;flex:none;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-width:46px;padding:0;background:transparent;color:white}
.sb-ic{width:40px;height:40px;display:grid;place-items:center;filter:drop-shadow(0 1px 3px #0007)}
.sb-ic svg{width:38px;height:38px}.sb-num{font-size:12.5px;font-weight:500;line-height:1.1;text-shadow:0 1px 2px #000b}
.sb-btn[aria-pressed=true] .sb-ic,.burst-heart{color:#fe2c55}
.sb-btn[aria-pressed=true] svg{animation:like-pop .45s ease-out}
@keyframes like-pop{0%{transform:scale(.6)}60%{transform:scale(1.22)}}
.burst-heart{position:absolute;width:92px;height:92px;pointer-events:none;animation:burst-heart .95s forwards}
@keyframes burst-heart{0%{transform:translate(-50%,-50%) scale(.55)}35%{transform:translate(-50%,-65%) scale(1.1)}100%{opacity:0;transform:translate(-50%,-125%) rotate(-14deg)}}
#discussion,#copyDialog{margin:auto auto 0;width:min(100%,530px);max-width:100%;border-radius:20px 20px 0 0;padding-bottom:max(20px,env(safe-area-inset-bottom))}

#discussion {
  color-scheme:light; background:white; color:#161823; border:0; padding:0;
  top:auto; bottom:0; height:fit-content; max-height:72vh; max-height:72dvh; border-radius:22px 22px 0 0;
}
#discussion[open] {display:flex; flex-direction:column; animation:sheet-up .28s ease-out}
@keyframes sheet-up {from {transform:translateY(100%)}}
@media(prefers-reduced-motion:reduce){#discussion[open]{animation:none}}
#discussion header {position:relative; flex:none; display:grid; place-items:center; justify-content:center; padding:18px 52px 12px; text-align:center; border-bottom:1px solid #f1f1f3; touch-action:none}
#discussion header::before {content:''; position:absolute; top:5px; width:34px; height:4px; border-radius:4px; background:#ddd}
#discussion h2 {font-size:16px; line-height:24px}
#discussionClip,#discussionList small {color:#777; font:12px system-ui}
#discussion header form {position:absolute; right:12px; top:16px}
#dismiss {background:#f1f1f3; padding:0; width:36px; min-height:36px; border-radius:50%; font-size:19px}
#discussionList {flex:0 1 auto; padding:4px 0 10px; min-height:0; max-height:none; overscroll-behavior:contain}
#discussionList article {display:grid; grid-template-columns:36px minmax(0,1fr) 44px; gap:12px; padding:15px 18px 6px; border:0}
.comment-avatar {width:36px; height:36px; border-radius:50%; display:grid; place-items:center; color:white; font:bold 13px system-ui}
#discussionList strong {font-size:13px; color:#454550}
#discussionList small {font-size:10px; letter-spacing:0; padding:2px 5px; border-radius:5px; background:#f3f3f5}
#discussionList p {margin:5px 0 0; font-size:16px; line-height:1.5}
#discussionList button,#older {background:transparent; color:#686870; min-height:30px; padding:0; font-size:13px}
#discussionList .comment-heart {align-self:start; font-size:20px}
#discussionList .comment-heart[aria-pressed=true] {color:#fe2c55}
#compose {position:relative; display:flex; align-items:center; gap:8px; padding:10px 12px max(10px,env(safe-area-inset-bottom)); border-top:1px solid #eee}
#compose input {font:inherit; background:#f2f2f4; border:0; border-radius:22px; margin:0; padding:11px 14px; min-width:0}
#compose details summary {cursor:pointer; list-style:none; font-size:24px}
#compose details input {position:absolute; left:12px; bottom:100%; width:min(240px,90%)}
#compose button {margin:0; background:#fe2c55; color:white; border-radius:50%; width:42px; flex:none; padding:0}
#discussionStatus {text-align:center; font-size:13px}

#compose summary,#post {display:grid; place-items:center}
#compose summary {width:32px; height:40px; color:#676873}
#compose svg {width:22px; height:22px}
#compose button:disabled,#compose:has(#message:placeholder-shown) #post {background:#eeeef1;color:#898993}
#discussion header:focus {outline:none}

/* Keep the picture clear and the primary actions within thumb reach. */
main > header {
  gap:10px; padding: max(4px,env(safe-area-inset-top)) max(14px,env(safe-area-inset-right)) 4px max(14px,env(safe-area-inset-left));
}
main > header b {font-size:17px;white-space:nowrap}
#sound {position:static;min-height:44px;max-width:45%;border:0;border-radius:12px;background:transparent;color:#ececee;font-size:13px}


.caption h1 {margin:0;font-size:clamp(17px,4.5vw,22px);line-height:1.35;overflow-wrap:anywhere}

.side {right:max(8px,env(safe-area-inset-right));bottom:calc(26px + env(safe-area-inset-bottom));width:48px;gap:clamp(8px,1.5vh,14px)}
.side .sb-btn,.side #share {min-width:46px;min-height:48px;gap:4px}
.sb-ic,.sb-ic svg {width:32px;height:32px}
.caption-shade {position:absolute;pointer-events:none;inset:auto 0 0;height:min(210px,40%);background:linear-gradient(transparent,rgba(0,0,0,.76))}
.caption {
  position:absolute;left:max(14px,env(safe-area-inset-left));right:calc(72px + env(safe-area-inset-right));
  bottom:calc(20px + env(safe-area-inset-bottom));pointer-events:none;
  color:white;text-shadow:0 1px 4px #000,0 0 2px #000;
}
.caption strong {display:block;font-size:clamp(16px,2.5vh,20px)}
.caption h1 {margin:4px 0;font-size:clamp(15px,2.2vh,18px);font-weight:600;line-height:1.25}
.description {margin:0;font-size:14px;line-height:1.4;overflow-wrap:anywhere;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.caption.expanded .description {display:block;overflow:auto;max-height:28dvh;pointer-events:auto}
.caption-more {pointer-events:auto;background:transparent;color:white;text-shadow:inherit;padding:0;font:inherit;font-weight:600}
.audio-credit {margin-top:8px;font-size:13px}
.audio-credit span:first-child {margin-right:5px}
.audio-disc {display:grid;place-items:center;width:35px;height:35px;border-radius:50%;color:#e4c783;background:radial-gradient(circle,#171615 30%,#887346 32%,#171615 38%,#303032 60%,#171719 63%);font-size:14px}




#dismiss,#compose summary,#compose button {width:44px;min-height:44px}
#discussionList button,#older {min-width:44px;min-height:44px}
#discussionList article {padding-bottom:0}
#discussion header,#compose {flex-shrink:0}
#copyDialog {max-height:90dvh;overflow:auto;overscroll-behavior:contain}
@media(max-width:360px){
  
  .side .sb-btn,.side #share {padding-inline:2px}
}
@media(orientation:landscape) and (max-height:540px){
  main {width:100%;grid-template-columns:minmax(0,1fr) minmax(155px,25%);grid-template-rows:auto minmax(0,1fr)}
  #stage {grid-column:1;grid-row:1/3}
  main > header {grid-column:2}
  main > header {flex-wrap:wrap;gap:2px 8px}
  
  .side {justify-content:space-between}
  #discussion {max-height:94dvh}
}

#swipeHint {
  position:absolute;left:50%;top:45%;transform:translate(-50%,-50%);
  width:max-content;max-width:82%;padding:18px 24px;text-align:center;pointer-events:none;
  color:white;text-shadow:0 1px 4px #000;background:radial-gradient(ellipse,#000a 8%,transparent 73%);
}
#swipeHint:not([hidden]) {display:grid;justify-items:center;gap:4px}
#swipeHint svg {width:38px;height:38px;margin-bottom:4px;filter:drop-shadow(0 1px 3px #0009)}
#swipeHint strong {font-size:17px}
#swipeHintDetail {font-size:13px}
@media(prefers-reduced-motion:no-preference){
  #swipeHint:not([hidden]) svg {animation:swipe-demo 1.4s ease-in-out 2}
}
@keyframes swipe-demo {50%{transform:translateY(-7px)}}

#discussionList h3 {margin:12px 18px 0;font-size:13px;color:#565661}

#stage {overflow:hidden;isolation:isolate}
#slide,.neighbor {position:absolute;inset:0;background:#080809}
.neighbor {pointer-events:none;overflow:hidden}
.neighbor img,.neighbor canvas {width:100%;height:100%;object-fit:contain}


#stage:not(.dragging):not(.returning) .preview-slide {visibility:hidden}

.subtitle-measure {position:absolute;visibility:hidden;pointer-events:none;white-space:pre-line;overflow-wrap:anywhere;font:normal 1em/1.45 system-ui,sans-serif}

.slide-cover {position:absolute;inset:0;pointer-events:none;background:#080809 center/contain no-repeat}
.slide-cover img {display:block;width:100%;height:100%;object-fit:contain}