*{box-sizing:border-box}body{margin:0;background:#e6e9ec;color:#253c48;font:14px 'Apple SD Gothic Neo',sans-serif}header{height:64px;background:white;display:flex;align-items:center;gap:28px;padding:12px 24px;border-bottom:1px solid #dbe2e5}header img{width:170px}header>a:last-child{margin-left:auto}a{color:#31566a;text-decoration:none}main{display:grid;grid-template-columns:minmax(0,1fr) 292px;height:calc(100dvh - 64px)}#building-view{position:relative;min-height:380px;overflow:hidden}canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}.caption{position:absolute;left:28px;top:22px;pointer-events:none}.caption h1{font-size:18px;letter-spacing:2px;margin:0}.caption p{font-size:12px;color:#617782}.caption small{color:#6e838c;font-size:10px}.controls{position:absolute;bottom:48px;left:50%;transform:translateX(-50%);display:flex;gap:5px;padding:7px;background:#263e4ff5;border-radius:13px;white-space:nowrap}.controls button{border:0;background:transparent;color:white;padding:9px;cursor:pointer}.hint{position:absolute;bottom:14px;width:100%;text-align:center;font-size:11px;color:#617582;pointer-events:none}aside{background:#fbfcfd;padding:22px;overflow:auto;border-left:1px solid #d3dce1}aside h2{font-size:18px;margin:0}aside>p{font-size:12px;color:#7a8c94}#floors{display:grid;gap:5px}#floors button{display:flex;gap:12px;align-items:center;border:1px solid #dce5e9;background:white;border-radius:8px;padding:10px;text-align:left;color:#425d6a;cursor:pointer}#floors button[aria-pressed=true]{border-color:#527c8e;background:#e8f1f4}#floors b{width:30px;color:#213b4a}#floors span{font-size:12px}#selection{padding:15px 0}#selection h3{margin:5px 0}#selection p{font-size:12px;line-height:1.6}#selection a{display:block;background:#2b5365;color:white;padding:12px;border-radius:9px;text-align:center}#view-error{position:absolute;top:40%;padding:25px}@media(max-width:750px){main{grid-template-columns:1fr;height:auto}#building-view{height:65dvh}aside{max-height:40dvh}header strong{display:none}.caption{left:16px}.controls{bottom:42px}}
.view-modes{position:absolute;top:110px;left:26px;display:flex;gap:5px;flex-wrap:wrap;max-width:90%}.view-modes button{padding:8px 12px;border:1px solid #c5d1d6;border-radius:7px;background:#fffffff0;color:#466371;cursor:pointer;font-size:12px}.view-modes button[aria-pressed=true]{background:#315769;color:white;border-color:#315769}@media(max-width:750px){.view-modes{left:14px;top:100px;max-width:95%}.view-modes button{padding:7px;font-size:11px}}
.environment-controls{position:absolute;top:108px;left:28px;display:flex;gap:10px;align-items:center;background:#ffffffdf;border:1px solid #bdccd5;border-radius:10px;padding:9px;max-width:calc(100% - 40px);font-size:11px}.environment-controls select{padding:6px;border:1px solid #c6d1db;border-radius:6px;color:#294258;background:white}.night-building .caption,.night-building .caption p,.night-building .caption small{color:#d9e7f1}.night-building .hint{color:#d9e7f1}#building-view[data-weather=rain]:after,#building-view[data-weather=snow]:after{content:'';position:absolute;inset:160px 0 110px;pointer-events:none;opacity:.2;background:repeating-linear-gradient(105deg,transparent 0 35px,#b9d9f1 36px,transparent 37px 65px);animation:weather-fall 1s linear infinite}#building-view[data-weather=snow]:after{background:radial-gradient(circle,#fff 1px,transparent 3px) 0 0/45px 50px;animation-duration:8s}@keyframes weather-fall{to{background-position:20px 100px}}
.environment-controls{top:158px;z-index:5}.view-modes{z-index:5}
/* Match the floor workspace: full-width scene, left floor rail and compact tools. */
body{overflow:hidden}header{height:64px;padding:12px 4%;gap:24px}header img{width:138px}.crumb{border-left:1px solid #d6dfe4;padding-left:24px;font-size:13px;white-space:nowrap}.header-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.header-actions a,.header-actions select{border:1px solid #cbd9e3;border-radius:8px;padding:8px 10px;background:#fff;color:#35566c;font:inherit;font-size:11px;white-space:nowrap}.studio-badge{background:#e9f2fc;color:#406784;padding:7px;border-radius:5px;font-size:10px}main{display:block;height:calc(100dvh - 64px)}#building-view{height:100%;min-height:0}.caption{left:84px;top:22px}.caption h1{font-size:22px;letter-spacing:0}.caption p{font-size:11px}.caption small{font-size:9px}#floors{position:absolute;left:18px;top:50%;transform:translateY(-50%);z-index:10;display:flex;flex-direction:column;gap:0;background:#364e65;border:1px solid #ffffff30;border-radius:13px;box-shadow:0 10px 25px #14243425;overflow:auto;max-height:calc(100% - 150px);width:44px}#floors button{min-height:35px;flex:0 0 35px;padding:0;justify-content:center;border:0;border-bottom:1px solid #ffffff18;border-radius:0;background:transparent;color:#e7eef5;font-size:11px}#floors b{width:auto;color:inherit;font-weight:500}#floors span{display:none}#floors button:hover{background:#526e85}#floors button[aria-pressed=true]{background:#b48651;color:#fff}#selection{position:absolute;right:20px;top:100px;z-index:12;width:300px;padding:22px;background:#ffffffed;border:1px solid #cbd9e3;border-radius:16px;box-shadow:0 12px 35px #172c4220}#selection[hidden]{display:none}.close-selection{position:absolute;right:8px;top:6px;border:0;background:transparent;font-size:24px;color:#536a7b;cursor:pointer}.view-modes{top:22px;left:auto;right:22px;max-width:45%;justify-content:flex-end}.view-modes button{font-size:11px}.environment-controls{top:auto;left:auto;right:20px;bottom:24px;padding:7px 10px;font-size:11px;border-radius:8px}.controls{bottom:24px;gap:4px;padding:6px 12px;border-radius:16px;box-shadow:0 8px 25px #14243430}.controls button{font-size:20px;width:36px;height:36px;padding:4px;border-radius:7px}.controls button:hover{background:#ffffff20}.hint{bottom:76px;font-size:10px}.controls button:focus-visible,#floors button:focus-visible{outline:2px solid #8bd1ff;outline-offset:-3px}@media(max-width:750px){header{padding:8px 12px;gap:10px}header img{width:100px}.crumb,.studio-badge{display:none}.header-actions{gap:4px}.header-actions a,.header-actions select{padding:6px;font-size:10px}main{height:calc(100dvh - 64px)}#building-view{height:100%}.caption{left:70px;top:16px}.caption h1{font-size:17px}.caption small{display:none}.view-modes{top:90px;left:72px;right:10px;max-width:none;justify-content:flex-start}.view-modes button{padding:6px}.environment-controls{bottom:118px;right:12px;max-width:calc(100% - 80px)}#floors{left:12px}#selection{width:min(290px,calc(100% - 85px));right:12px;top:140px}}
.basement-entry{position:absolute;z-index:6;transform:translate(-25%,-50%);background:#f3faf8ed;color:#254653;border:1px solid #74b4b7;border-left:4px solid #5a9ca6;border-radius:10px;padding:10px 13px;box-shadow:0 7px 22px #0e283630;white-space:nowrap;cursor:pointer}.basement-entry strong,.basement-entry span{display:block}.basement-entry strong{font-size:12px}.basement-entry span{font-size:10px;margin-top:4px}.basement-entry:hover{background:#fff;border-color:#d9b26e}.basement-entry[hidden]{display:none}@media(max-width:750px){.basement-entry{transform:translate(-75%,-50%);padding:7px}.basement-entry strong{font-size:10px}.basement-entry span{font-size:9px}}

/* Domain/login UI; runtime session and safe returnTo binding belong to JS. */
.session-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;min-width:0}
header .session-actions a,.server-assignment-link{display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:7px 10px;border:1px solid #cbd9d6;border-radius:8px;background:#fff;color:#245b4b;text-decoration:none;font-size:12px;line-height:1.4;text-align:center}
header .session-actions .session-login{background:#245b4b;color:#fff;border-color:#245b4b}
.session-status{font-size:11px;color:#526b61;white-space:nowrap}
.session-actions [hidden]{display:none!important}
.session-actions a:focus-visible,.server-assignment-link:focus-visible{outline:3px solid #bd8331;outline-offset:3px}
#task-form button:disabled{opacity:.6;cursor:not-allowed}
@media(max-width:1100px){.session-status{display:none}header .session-actions a{font-size:11px;padding:6px}.session-actions{gap:4px}}
@media(max-width:750px){body>header{height:auto;min-height:64px;flex-wrap:wrap}body>header>.header-actions{width:100%;flex-wrap:wrap;justify-content:flex-end;margin-left:0}body>header .session-actions{margin-right:auto}header .session-actions a{white-space:normal;max-width:145px}body>main{height:calc(100dvh - 112px)}}

/* Keep sign-in at the right edge without compressed vertical text. */
header .session-actions{order:100;flex:0 0 auto;margin-left:4px;margin-right:0}
header .session-actions a,header .session-actions button{flex-shrink:0;white-space:nowrap;max-width:none}
.header-actions{min-width:0}
@media(max-width:1600px){header .session-status{display:none}}
@media(max-width:1350px){.header-actions .user,.header-actions .studio-badge,.header-actions #office-clock{display:none}}
@media(max-width:750px){header .session-actions{margin-left:auto}.header-actions>a,.header-actions>button{white-space:nowrap}}

header>.session-actions{order:100;flex:0 0 auto;margin-left:10px} @media(max-width:1350px){header>.interior-preview-note,header>.management-controls #office-clock{display:none}}

header .crumb,header>.management-controls button{white-space:nowrap}header .session-actions{margin-left:auto}