/* Баня №05 в 3D — версия Claude. Палитра из site-tokens.css. */
:root{--ink:var(--brand-ink,#1b1c1a);--soft:var(--brand-soft,#5f615c);--muted:var(--brand-muted,#6b6e68);--line:var(--brand-line,#e5dfd6);--bg:var(--brand-bg,#f7f5f2);--warm:var(--brand-warm,#fbf9f6);--accent:var(--brand-accent,#c44e12);--accent-soft:var(--brand-accent-soft,#f8eee6);--accent-ink:var(--brand-accent-ink,#92400e)}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--ink);font:15px/1.55 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;display:flex;flex-direction:column;min-height:100vh}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:#fff;padding:8px 12px;border-radius:8px}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:3px solid #5f615c;outline-offset:2px}

.b3-top{display:flex;align-items:center;gap:24px;padding:10px 24px;background:#fff;border-bottom:1px solid var(--line);flex:none}
.b3-brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);flex:none}
.b3-mark{width:22px;height:22px;border:5px solid var(--accent);transform:rotate(45deg);border-radius:3px}
.b3-brand span:last-child{display:grid;line-height:1.25}.b3-brand strong{font-size:15px;letter-spacing:.05em}.b3-brand small{font-size:11px;color:var(--muted)}
.b3-title{display:grid;line-height:1.3;padding-left:24px;border-left:1px solid var(--line);margin-right:auto;min-width:0}
.b3-title strong{font-size:16px;font-weight:600}.b3-title small{font-size:12.5px;color:var(--muted)}
.b3-links{display:flex;gap:8px;align-items:center}
.b3-links a{font-size:14px;text-decoration:none;color:var(--ink);padding:9px 12px;border-radius:10px;border:1px solid var(--line);background:#fff;white-space:nowrap}
.b3-links a.b3-cta{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}

.b3-main{flex:1;display:grid;grid-template-columns:minmax(0,1fr) 380px;min-height:0}
.b3-stage{position:relative;min-height:520px;background:radial-gradient(120% 90% at 50% 20%,#ffffff 0%,#f3efe8 60%,#e9e3d9 100%);overflow:hidden}
#b3-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;cursor:grab}
#b3-canvas:active{cursor:grabbing}
.b3-labels{position:absolute;inset:0;pointer-events:none}
.b3-label{position:absolute;transform:translate(-50%,-50%);pointer-events:auto;border:0;border-radius:999px;background:#fffffff2;box-shadow:0 4px 16px #0000001f;padding:7px 12px;font-size:13.5px;font-weight:600;color:var(--ink);white-space:nowrap;transition:opacity .2s}
.b3-label small{font-weight:400;color:var(--muted);margin-left:6px}
.b3-label[aria-pressed=true]{background:var(--accent);color:#fff}.b3-label[aria-pressed=true] small{color:#fde6d6}
.b3-label[hidden]{display:none}

.b3-modes{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);display:flex;gap:4px;padding:5px;background:#fffffff2;border:1px solid var(--line);border-radius:14px;box-shadow:0 8px 28px #0000001a}
.b3-modes button{border:0;background:none;border-radius:10px;padding:10px 18px;font-size:15px;color:var(--soft);min-height:44px}
.b3-modes button[aria-pressed=true]{background:var(--accent-soft);color:var(--accent-ink);font-weight:600}
.b3-view{position:absolute;right:16px;bottom:18px;display:flex;flex-direction:column;gap:4px}
.b3-view button{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fffffff2;font-size:18px}
.b3-hint{position:absolute;left:16px;top:14px;margin:0;font-size:13px;color:var(--muted);background:#ffffffcc;padding:6px 10px;border-radius:8px;transition:opacity .4s}
.b3-fallback{position:absolute;inset:0;display:grid;place-content:center;gap:12px;padding:24px;background:var(--bg);text-align:center}
.b3-fallback img{max-width:min(900px,100%);border-radius:12px}

.b3-panel{background:#fff;border-left:1px solid var(--line);padding:18px 20px 22px;overflow:auto;display:flex;flex-direction:column;gap:16px}
.b3-rooms{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.b3-rooms button{border:1px solid var(--line);background:var(--warm);border-radius:10px;padding:9px 6px;font-size:14px;font-weight:600;min-height:52px;display:grid;line-height:1.25}
.b3-rooms small{font-weight:400;color:var(--muted);font-size:12px}
.b3-rooms button[aria-pressed=true]{background:var(--accent-soft);border-color:#e0b18c;color:var(--accent-ink)}
.b3-card h2{margin:0 0 6px;font-size:22px;font-weight:600;letter-spacing:-.01em}
.b3-card .b3-eyebrow{margin:0 0 4px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#7d4a1f;font-weight:650}
.b3-card p{margin:0 0 10px;color:var(--soft)}
.b3-card ul{margin:0 0 12px;padding:0;list-style:none;display:grid;gap:8px}
.b3-card li{padding-left:12px;border-left:2px solid #e0b18c;font-size:14px;color:var(--soft)}
.b3-card li strong{display:block;color:var(--ink);font-weight:600}
.b3-card a{color:var(--accent-ink);font-weight:600;font-size:14px}
.b3-card .b3-back{border:0;background:none;padding:0;color:var(--soft);font-size:14px;text-decoration:underline;margin-top:6px}
.b3-variants{border-top:1px solid var(--line);padding-top:14px;display:grid;gap:10px}
.b3-variants-title{margin:0;font-weight:600}
.b3-variant{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.b3-variant span{flex-basis:100%;font-size:13px;color:var(--muted)}
.b3-variant button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:14px;min-height:38px}
.b3-variant button[aria-pressed=true]{background:var(--accent-soft);border-color:#e0b18c;color:var(--accent-ink);font-weight:600}
.b3-variants-link{font-size:14px;color:var(--accent-ink)}
.b3-note{margin:auto 0 0;font-size:12.5px;color:var(--muted);line-height:1.5}

@media(max-width:1000px){
 .b3-title{display:none}
 .b3-main{grid-template-columns:1fr;grid-template-rows:minmax(56vh,1fr) auto}
 .b3-stage{min-height:56vh}
 .b3-panel{border-left:0;border-top:1px solid var(--line)}
 .b3-note{margin-top:0}
}
@media(max-width:640px){
 .b3-top{padding:8px 12px;gap:10px}
 .b3-links a:not(.b3-cta){display:none}
 .b3-links a.b3-cta{padding:8px 10px;font-size:13px}
 .b3-brand small{display:none}
 .b3-modes{bottom:12px;left:12px;transform:none}
 .b3-modes button{padding:8px 11px;font-size:14px}
 .b3-view{right:10px;bottom:12px}
 .b3-view button{width:40px;height:40px}
 .b3-hint{font-size:12px;right:12px}
 .b3-panel{padding:14px 16px 20px}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.b3-fallback[hidden],[hidden]{display:none!important}
@media(max-width:640px){.b3-label{font-size:12px;padding:5px 9px}.b3-label small{display:none}}
body.embed .b3-top{display:none}
body.embed .b3-main{grid-template-columns:minmax(0,1fr) 340px}