/* Copyright (c) 2026 TNSystem. Approved transparent Glasatelier chat candidate. */
/* Preserve existing daylight layers, figure/podium anchor and functional IDs. */
.app-shell{grid-template-columns:clamp(230px,18vw,290px) minmax(0,1fr);gap:10px;padding:14px;min-height:100dvh;background:transparent}
.sidebar{border:1px solid #d8edf1a1;border-radius:20px;background:linear-gradient(120deg,#19374ed9,#071828ac);box-shadow:inset 2px 2px 2px #effaff88,inset -1px -1px 2px #70cbeb66,0 12px 35px #0005;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.main-content{min-height:calc(100dvh - 28px);border:1px solid #def4ffaa;border-radius:20px;background:transparent;box-shadow:inset 1px 1px 2px #ffffffe6,0 10px 30px #0004}
.topbar{background:#11243730;border-bottom:1px solid #d1e8f14d}
.chat-stage{background:transparent;padding:24px 24px 180px;align-items:stretch;justify-content:stretch}
.conversation{width:100%;max-width:none;margin:0;gap:20px;padding:12px 8px;align-content:start;background:transparent;border:0;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none}
.message{width:fit-content;max-width:min(78%,960px);padding:17px 21px;font-size:16px;line-height:1.6;background:linear-gradient(135deg,#172d40f0,#081b2eef);border:1px solid #80b6d881;border-radius:17px;box-shadow:inset 0 1px 1px #d1e9ff38,0 8px 25px #0005}
.message[data-role=user]{justify-self:end;color:#f2f4f7;border-color:#8fc6efae}
.message[data-role=verified-answer]{justify-self:start;color:#ffda79;border-color:#f7d271c9;box-shadow:inset 0 1px 1px #e8e7b947,0 0 7px #ffdb7255,0 8px 25px #0004}
.composer{width:calc(100% - 36px);max-width:none;border-color:#d7f1ffbb;border-radius:18px;background:linear-gradient(115deg,#7296b35c,#183149be);box-shadow:inset 1px 1px 2px #f5faff99,0 12px 30px #0005;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.composer textarea{font-size:16px;color:#f6f9ff}.composer-bottom{gap:12px}.composer-actions{margin-left:auto}
.send-button{background:linear-gradient(145deg,#4bc4ff,#168dee);border-color:#9de5ff;color:#fff;box-shadow:inset 0 1px #ffffff88,0 4px 16px #078eef55}
.sidebar-foot{font-size:14px}.user-avatar{box-shadow:inset 0 1px #e2f5ff88,0 4px 12px #0005}
.inline-upload-images{position:relative;z-index:2;width:100%;align-self:end}.inline-image-card{max-width:min(78%,34rem)}
@media(max-width:760px){.app-shell{display:block;padding:8px}.main-content{min-height:calc(100dvh - 16px);border-radius:15px}.sidebar{border-radius:0 18px 18px 0}.chat-stage{padding:16px 12px 190px}.conversation{padding:0;gap:14px}.message{max-width:94%;padding:13px 15px;font-size:14px}.composer{width:calc(100% - 20px)}.inline-image-card{max-width:94%}}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.sidebar{background:#11283a}.composer{background:#20394e}}
@media(prefers-reduced-transparency:reduce){.sidebar,.composer{background:#182d43;backdrop-filter:none;-webkit-backdrop-filter:none}.message{background:#102538}}
/* The selected room PNGs contain architecture; old synthetic room decor is superseded. */
.chat-stage .room-scene>.window,.chat-stage .room-scene>.wall-seam,.chat-stage .room-scene>.floor,.chat-stage .room-scene>.pedestal{display:none}
.chat-stage .room-scene>svg{display:block}
.room-sculpture.orb-wrap{position:absolute;z-index:3;margin:0;pointer-events:none;transform:translate(-50%,-100%);animation:podium-float 5.4s ease-in-out infinite}
.room-sculpture .glass-sculpture[data-shape]{top:0}
@media(prefers-reduced-motion:reduce){.room-sculpture.orb-wrap{animation:none}}

/* Compact reference composer: original nodes, listeners and hidden states retained. */
#composer:not([hidden]){display:grid;grid-template-columns:54px 152px minmax(0,1fr) auto;align-items:center;gap:12px;padding:14px 16px;min-height:96px}
#composer .composer-bottom{display:contents}
#composer #attach-button{grid-column:1;grid-row:1;width:54px;height:54px;border:1px solid #a8d9f2aa;border-radius:50%;font-size:32px;background:linear-gradient(135deg,#6a9abc88,#244c72cc);box-shadow:inset 0 1px #e4f7ff88}
#composer #tools-button{grid-column:2;grid-row:1;height:54px;border-radius:28px;font-size:16px;background:linear-gradient(135deg,#3a719988,#18374dd9)}
#composer #prompt{grid-column:3;grid-row:1;width:100%;height:64px;min-height:64px;max-height:170px;resize:vertical;padding:18px;border:1px solid #8cbddd8c;border-radius:15px;background:#15304766;font-size:18px}
#composer .composer-actions{grid-column:4;grid-row:1;margin:0;gap:12px}
#composer .send-button{width:58px;height:58px;border-radius:50%;font-size:25px}
#composer .attachment-tray,#composer .audio-dictation-status:not(:empty),#composer .local-ui-status:not([hidden]){grid-column:1/-1;grid-row:auto}
.topbar{height:108px;background:linear-gradient(120deg,#17334d66,#26455b28);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:20px 30px}
.topbar-title{flex-direction:column;gap:5px}.topbar-title strong{font-size:26px;font-weight:600}.topbar-title span{font-size:16px;color:#d0e0ee}
.sidebar{background:linear-gradient(120deg,#19374ea8,#07182878)}
.chat-stage{padding-bottom:136px}
@media(max-width:760px){#composer:not([hidden]){grid-template-columns:40px 100px minmax(0,1fr) auto;gap:7px;padding:10px;min-height:78px}#composer #attach-button{width:40px;height:40px;font-size:26px}#composer #tools-button{height:42px;font-size:12px}#composer #prompt{font-size:14px;padding:10px;min-height:50px;height:50px}#composer .send-button{width:42px;height:42px;font-size:20px}.topbar{height:76px;padding:12px 16px}.topbar-title strong{font-size:20px}.topbar-title span{font-size:12px}.chat-stage{padding-bottom:120px}}
@media(max-width:480px){#composer:not([hidden]){grid-template-columns:40px minmax(0,1fr) auto}#composer #prompt{grid-column:1/-1;grid-row:1;height:50px}#composer #attach-button{grid-row:2}#composer #tools-button{grid-column:2;grid-row:2;justify-self:start;width:110px}#composer .composer-actions{grid-column:3;grid-row:2}}
#composer .audio-dictation-status:empty{display:none}

/* One existing shared room spans the workspace; no duplicate clock or wind. */
.app-shell{position:relative;isolation:isolate}
.workspace-room-scene{position:absolute;inset:0;z-index:-1;background:transparent}
.workspace-room-scene>svg{display:block}
.workspace-room-scene>.window,.workspace-room-scene>.wall-seam,.workspace-room-scene>.floor,.workspace-room-scene>.pedestal{display:none}
.app-shell>.room-sculpture{z-index:0}
.main-content{z-index:1}.sidebar{z-index:30}
.topbar-title{align-items:flex-start}

#composer #upload-status:empty,#composer #upload-selection-state:empty{display:none}
#composer #upload-status:not(:empty),#composer #upload-selection-state:not(:empty){grid-column:1/-1;margin:0}
.topbar #activity-status{position:static;flex:none;margin-left:auto;max-width:45%;overflow-wrap:anywhere}
@media(max-width:760px){.topbar #activity-status{max-width:46%;font-size:9px;padding:6px;gap:4px}.topbar #activity-status .status-orb{display:none}}
#composer #tools-menu,#composer #attach-menu{bottom:calc(100% + 8px);max-width:calc(100% - 24px)}#composer #tools-menu{left:82px}#composer #attach-menu{left:16px}

/* Text and uploaded images share one full-width vertical flow. */
.chat-stage{flex-direction:column;justify-content:flex-start;align-items:stretch}
.conversation{flex:0 0 auto;min-width:0;width:100%}
.inline-upload-images{flex:0 0 auto;min-width:0;width:100%;align-self:stretch}
.inline-upload-images:empty{display:none}

/* Keep confirmed long names within the header; full text retained as title. */
.topbar-title{min-width:0;flex:1}
.topbar-title strong,.topbar-title span{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Explicit file source selection: additional composer rows never occupy action columns. */
.composer > .composer-file-sources,.composer > #upload-status,.composer > #upload-selection-state {grid-column:1 / -1;min-width:0;overflow-wrap:anywhere;}
.composer-file-sources ul {margin:.35rem 0;padding-left:1.2rem;max-height:7rem;overflow:auto;}
.composer-file-sources button,#selection-list button {min-height:44px;}
#selection-list li {overflow-wrap:anywhere;}
@media(max-width:480px){.composer textarea{font-size:16px;}.composer-file-sources{grid-column:1 / -1;}}

/* Reserve actual measured height, bounded by the visible viewport. */
.main-content .chat-stage{padding-bottom:var(--composer-reserve,180px);}
#composer{max-height:var(--composer-cap,60dvh);overflow:auto;min-width:0;}
#composer>.dictation-review,#composer>.dictation-snapshot-review{grid-column:1/-1;min-width:0;}
#composer #attach-menu,#composer #tools-menu{position:relative;grid-column:1/-1;left:auto;bottom:auto;max-width:100%;}
#composer button{min-height:44px;}
@media(max-width:760px){#composer #prompt{font-size:16px;}#composer #attach-button{width:44px;height:44px;}#composer #tools-button{height:44px;}#composer .send-button{width:44px;height:44px;}}
@media(max-width:480px){#composer:not([hidden]){grid-template-columns:44px minmax(0,1fr) auto;}}
@media(max-height:480px){.main-content{min-height:100dvh;height:auto;}#composer{position:relative;left:auto;bottom:auto;transform:none;margin:12px auto;}.main-content .chat-stage{padding-bottom:20px;min-height:120px;}}
@media(forced-colors:active){#composer,.composer-file-sources button,#selection-list button{border:1px solid ButtonText;}}

#composer>*{min-width:0;}#composer button{max-width:100%;overflow-wrap:anywhere;white-space:normal;}#composer .composer-file-sources>button{width:100%;text-align:left;}#composer .composer-actions{min-width:0;flex-wrap:wrap;}

/* Personal settings: one native modal, readable state and leave decision. */
#account-panel form[aria-busy=true]{opacity:.85;}#account-panel .form-status,#settings-status{overflow-wrap:anywhere;min-width:0;}
.settings-leave:not([hidden]){padding:14px;border:1px solid #aedcff;border-radius:12px;background:#142c43;}
.settings-leave button{min-height:44px;margin:4px;white-space:normal;}
#account-panel input,#account-panel textarea{min-width:0;max-width:100%;}#account-panel button{overflow-wrap:anywhere;}
@media(max-width:760px){#account-panel input,#account-panel textarea{font-size:16px;}#account-panel button{min-height:44px;}#account-panel .settings-content{min-width:0;overflow-wrap:anywhere;}}