:root{--prui-primary:#0b0b0d;--prui-accent:#c8a969;--prui-panel:#111116;--prui-text:#f6f0e5;--prui-panel-opacity:86%;--prui-panel-radius:16px;--prui-background-overlay:.25;--prui-char-vertical:0px}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:#09090b;color:#fff;font-family:"Helvetica Neue",Arial,"Noto Sans JP",sans-serif;font-weight:500}
body.prui-room-page{overflow:hidden}
.prui-room{position:fixed;inset:0;background:var(--prui-primary);color:var(--prui-text);isolation:isolate;overflow:hidden}
.prui-room-backdrop{position:absolute;inset:0;background-image:var(--prui-bg,radial-gradient(circle at 50% 40%,#30303a,#060608 70%));background-size:cover;background-position:center;z-index:-2}
.prui-room-backdrop:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.72) 0%,rgba(0,0,0,.18) 35%,rgba(0,0,0,.18) 65%,rgba(0,0,0,.72) 100%),linear-gradient(180deg,rgba(0,0,0,.36),rgba(0,0,0,.05) 45%,rgba(0,0,0,.58));opacity:var(--prui-background-overlay);pointer-events:none}
.prui-room-backdrop:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 32%,transparent 0 28%,rgba(0,0,0,.22) 70%,rgba(0,0,0,.65) 100%);opacity:var(--prui-background-overlay);pointer-events:none}
.prui-room-header{height:76px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 28px;border-bottom:1px solid color-mix(in srgb,var(--prui-accent) 35%,transparent);background:rgba(5,5,8,.62);backdrop-filter:blur(12px);position:relative;z-index:20}
.prui-brand span{display:block;font-family:Georgia,serif;letter-spacing:.14em;font-size:18px;font-weight:600}
.prui-brand small,.prui-room-title,.prui-audio-status{font-size:11px;letter-spacing:.12em;text-transform:uppercase;opacity:.82;font-weight:600}
.prui-room-title{text-align:center}.prui-audio-status{text-align:right}.prui-audio-status b{color:var(--prui-accent);font-weight:700}

/* Three equal peer blocks. Character position changes only order. */
.prui-room-grid{height:calc(100vh - 146px);display:flex;gap:22px;padding:28px;align-items:stretch}
.prui-block{flex:1 1 0;min-width:0;width:33.333%;height:100%}
.prui-character-center .prui-item-panel{order:1}.prui-character-center .prui-stage{order:2}.prui-character-center .prui-content-panel{order:3}
.prui-character-left .prui-stage{order:1}.prui-character-left .prui-item-panel{order:2}.prui-character-left .prui-content-panel{order:3}
.prui-character-right .prui-item-panel{order:1}.prui-character-right .prui-content-panel{order:2}.prui-character-right .prui-stage{order:3}

.prui-panel{align-self:center;height:auto;min-height:390px;max-height:min(80vh,800px);overflow:auto;scrollbar-gutter:stable;border:1px solid color-mix(in srgb,var(--prui-accent) 42%,transparent);background:color-mix(in srgb,var(--prui-panel) var(--prui-panel-opacity),transparent);backdrop-filter:blur(18px);padding:24px;border-radius:var(--prui-panel-radius);box-shadow:0 28px 70px rgba(0,0,0,.38)}
.prui-panel-kicker{font-size:11px;letter-spacing:.2em;color:var(--prui-accent);margin-bottom:9px;font-weight:700}
.prui-panel h2{font-family:Georgia,serif;font-weight:600;font-size:24px;margin:0 0 24px;letter-spacing:.05em}
.prui-panel-items{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.prui-chip{appearance:none;border:1px solid color-mix(in srgb,var(--prui-accent) 25%,transparent);background:rgba(255,255,255,.03);color:var(--prui-text);min-height:58px;padding:10px 12px;text-align:left;font-size:14px;font-weight:600;cursor:pointer;transition:.25s;display:flex;align-items:center;min-width:0;width:100%}
.prui-chip-label{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden;white-space:normal;overflow-wrap:anywhere;word-break:auto;line-height:1.45;max-width:100%}
.prui-chip:hover,.prui-chip.is-selected{border-color:var(--prui-accent);background:color-mix(in srgb,var(--prui-accent) 14%,transparent);transform:translateX(3px)}
.prui-content-display{border-top:1px solid color-mix(in srgb,var(--prui-accent) 24%,transparent);padding-top:22px}
.prui-content-index{font-family:Georgia,serif;color:var(--prui-accent);font-size:12px;letter-spacing:.18em;margin-bottom:12px;font-weight:700}
.prui-content-display h3{font-family:Georgia,serif;font-size:22px;line-height:1.45;margin:0 0 16px;font-weight:600;letter-spacing:.04em}
.prui-content-body{font-size:14px;line-height:1.95;white-space:pre-line;color:color-mix(in srgb,var(--prui-text) 88%,transparent);font-weight:500}

.prui-stage{position:relative;display:flex;align-items:flex-end;justify-content:center;overflow:visible}
.prui-character-image{position:absolute;bottom:calc(-4px + var(--prui-char-vertical));left:50%;transform:translateX(-50%);width:min(100%,680px);height:95%;object-fit:contain;object-position:center bottom;filter:drop-shadow(0 35px 28px rgba(0,0,0,.55));z-index:3}
.prui-character-placeholder{width:min(80%,430px);aspect-ratio:.72;border-radius:48% 48% 12% 12%/32% 32% 10% 10%;background:linear-gradient(180deg,color-mix(in srgb,var(--prui-accent) 32%,#333),#08080a 70%);display:flex;align-items:center;justify-content:center;box-shadow:0 30px 100px rgba(0,0,0,.6);margin-bottom:0}
.prui-character-placeholder span{font-family:Georgia,serif;font-size:90px;color:color-mix(in srgb,var(--prui-accent) 65%,white);font-weight:600}
.prui-character-name{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);z-index:5;text-align:center;min-width:240px;text-shadow:0 2px 18px #000}
.prui-character-name span{display:block;font-family:Georgia,serif;font-size:25px;letter-spacing:.16em;font-weight:600}
.prui-character-layer-behind .prui-stage{z-index:5}.prui-character-layer-behind .prui-character-image{z-index:5}.prui-character-layer-flush .prui-stage{z-index:29}.prui-character-layer-flush .prui-character-image{z-index:29}.prui-character-layer-front .prui-stage{z-index:35}.prui-character-layer-front .prui-character-image{z-index:35}.prui-character-layer-front .prui-character-name{z-index:36}
.prui-character-name small{display:block;margin-top:5px;font-size:11px;letter-spacing:.08em;opacity:.85;font-weight:600}

.prui-bottom-nav{position:absolute;left:0;right:0;bottom:0;height:70px;background:rgba(4,4,7,.9);backdrop-filter:blur(18px);border-top:1px solid color-mix(in srgb,var(--prui-accent) 36%,transparent);display:flex;align-items:stretch;justify-content:center;z-index:30;padding-bottom:env(safe-area-inset-bottom)}
.prui-bottom-nav a{min-width:130px;padding:0 22px;display:flex;align-items:center;justify-content:center;color:var(--prui-text);text-decoration:none;border-left:1px solid rgba(255,255,255,.07);font-size:11px;letter-spacing:.13em;font-weight:700}
.prui-bottom-nav a:last-child{border-right:1px solid rgba(255,255,255,.07)}
.prui-bottom-nav a:hover{background:color-mix(in srgb,var(--prui-accent) 14%,transparent);color:var(--prui-accent)}
.prui-close-sheet{display:none}

.prui-lobby{min-height:100vh;background:radial-gradient(circle at 50% 0,#24242d,#09090b 60%);padding:52px;color:#f3efe6}
.prui-lobby-head{display:flex;justify-content:space-between;gap:40px;align-items:flex-end;max-width:1450px;margin:0 auto 42px}.prui-lobby-kicker{font-size:11px;letter-spacing:.2em;opacity:.65;font-weight:600}.prui-lobby h1{font-family:Georgia,serif;font-size:clamp(42px,7vw,94px);font-weight:500;letter-spacing:.06em;margin:7px 0 0}.prui-lobby-head p{max-width:480px;line-height:1.9;opacity:.76}.prui-room-list{max-width:1450px;margin:auto;display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.prui-room-card{height:340px;position:relative;overflow:hidden;border:1px solid color-mix(in srgb,var(--card-accent) 32%,transparent);color:#fff;text-decoration:none;padding:30px;display:flex;flex-direction:column;justify-content:flex-end;background:#15151a}.prui-room-card-bg{position:absolute;inset:0;background-image:linear-gradient(180deg,transparent 20%,rgba(0,0,0,.88)),var(--card-bg,radial-gradient(circle at 70% 25%,#30303a,#0b0b0e));background-size:cover;background-position:center;transition:.5s}.prui-room-card:hover .prui-room-card-bg{transform:scale(1.03)}.prui-room-card>*:not(.prui-room-card-bg){position:relative}.prui-room-card small{letter-spacing:.15em;color:var(--card-accent);font-size:11px;font-weight:700}.prui-room-card strong{font-family:Georgia,serif;font-size:32px;font-weight:500;margin:8px 0}.prui-room-card em{font-style:normal;font-size:11px;letter-spacing:.12em;opacity:.72;font-weight:600}.prui-empty-state,.prui-basic-page{max-width:900px;margin:10vh auto;padding:36px}.prui-empty-state{border:1px solid #333;background:#111116}.prui-basic-page{color:#222;background:#fff;min-height:60vh}

@media(max-width:900px) and (orientation:portrait){
 body.prui-room-page{overflow:hidden}.prui-room-header{height:58px;padding:0 16px;grid-template-columns:1fr auto}.prui-room-title{display:none}.prui-audio-status{font-size:11px}.prui-brand span{font-size:14px}.prui-brand small{font-size:11px}
 .prui-room-grid{display:block;height:calc(100vh - 122px);padding:0}.prui-block{width:auto;height:auto}
 .prui-stage{position:absolute;inset:58px 0 64px;height:auto;display:flex}.prui-character-image{height:92%;width:96%;bottom:var(--prui-char-vertical)}.prui-character-name{bottom:20px}
 .prui-panel{position:absolute;z-index:60;left:12px;right:12px;bottom:74px;max-height:58vh;min-height:0;transform:translateY(calc(100% + 100px));transition:.35s cubic-bezier(.2,.75,.2,1);border-radius:var(--prui-panel-radius);padding:22px;background:color-mix(in srgb,var(--prui-panel) var(--prui-panel-opacity),transparent);box-shadow:0 -20px 60px rgba(0,0,0,.5)}
 .prui-room.show-item-panel .prui-item-panel,.prui-room.show-content-panel .prui-content-panel{transform:translateY(0)}
 .prui-item-panel .prui-panel-items{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.prui-item-panel .prui-chip{min-height:54px;padding:9px 10px;font-size:13px}
 .prui-bottom-nav{height:64px;justify-content:flex-start;overflow-x:auto;-webkit-overflow-scrolling:touch}.prui-bottom-nav a{min-width:92px;padding:0 15px;font-size:11px;flex:0 0 auto}
 .prui-close-sheet{display:block;position:absolute;right:20px;bottom:calc(58vh + 88px);width:38px;height:38px;border-radius:50%;border:1px solid color-mix(in srgb,var(--prui-accent) 50%,transparent);background:#09090d;color:#fff;z-index:70;opacity:0;pointer-events:none;transition:.2s;font-size:18px}.prui-room.sheet-open .prui-close-sheet{opacity:1;pointer-events:auto}
 .prui-lobby{padding:28px 18px}.prui-lobby-head{display:block}.prui-room-list{grid-template-columns:1fr}.prui-room-card{height:260px}
}

@media(max-height:620px) and (orientation:landscape){
 .prui-room-header{height:50px}.prui-room-grid{height:calc(100vh - 106px);padding:12px 18px;gap:14px}.prui-bottom-nav{height:56px}.prui-panel{min-height:0;max-height:70vh;padding:16px}.prui-panel h2{font-size:18px;margin-bottom:12px}.prui-chip{min-height:48px;padding:7px 9px;font-size:12px}.prui-character-name{bottom:7px}.prui-bottom-nav a{min-width:100px}
}