/* Patient wayfinding: calm medical blue and floating controls. */
:root {
 --bg:#f5f7fa; --surface:#fff; --soft:#f1f4f8; --text:#1c2d43; --muted:#65758a;
 --line:#dce3ed; --accent:#1869db; --accent-soft:#eaf2ff;
 --shadow:0 12px 36px #243e6110,0 2px 6px #243e6105;
 --glass:#ffffffed; --glass-border:#ffffffdb;
 --stage-bg:radial-gradient(ellipse at 52% 42%,#e9eff7 0%,#f5f7fa 72%);
 font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
 -webkit-font-smoothing:antialiased;
}
:root[data-theme=night] {
 --bg:#101b2c; --surface:#1b2a40; --soft:#25354d; --text:#eef4fc; --muted:#afc0d5;
 --line:#3c4e69; --accent:#a1c8ff; --accent-soft:#2b466a;
 --shadow:0 16px 44px #00000030,0 2px 8px #00000012;
 --glass:#1b2a40f2; --glass-border:#53668170;
 --stage-bg:radial-gradient(ellipse at 52% 42%,#263e59 0%,#101b2c 76%);
}
.ui-icon{width:19px;height:19px;display:block;flex:none;pointer-events:none}
.ui button,.ui summary,.ui select{transition:background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease}
.ui :is(button,summary):focus-visible{outline:3px solid var(--accent);outline-offset:3px}
:is(.journey-panel,.scene-title,.floor-display,.room-panel,.model-controls,.settings-panel,.selection-status,.floor-menu,.search-results){background:var(--glass);border:1px solid var(--glass-border);box-shadow:var(--shadow);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px)}
.topbar{padding-inline:28px}
.brand{gap:13px}.brand-title{font-size:21px;letter-spacing:.4px;font-weight:680}.brand-sub{letter-spacing:1.4px;font-size:11px;margin-top:5px}
.header-label{font-size:13px;letter-spacing:.6px;margin-right:24px}
.theme-switch{padding:4px;gap:3px;border-radius:999px;background:var(--glass);border-color:var(--glass-border);box-shadow:0 3px 14px #17335407}
.theme-switch button{display:flex;align-items:center;justify-content:center;gap:7px;padding:0 15px;border-radius:999px;min-height:38px;font-size:13px}
.theme-switch button[aria-pressed=true]{color:var(--accent);background:var(--accent-soft);box-shadow:none}
.theme-switch .ui-icon{width:17px;height:17px}
.journey-panel{left:24px;top:112px;width:312px;padding:22px;border-radius:24px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.section-kicker{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:600;letter-spacing:1.8px}
.section-kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.journey-panel h1{margin-top:10px;font-size:28px;line-height:1.35;letter-spacing:-.4px;font-weight:680}
.intro{font-size:13px;margin-top:7px;line-height:1.8}
.origin{margin:20px 0;padding:14px 12px;gap:11px;border:none;border-radius:15px;background:var(--soft)}
.origin>i{width:9px;height:9px;flex:none;box-shadow:0 0 0 4px #27ad8318}
.origin div{gap:5px}.origin strong{font-weight:620;font-size:14px}
.origin-fixed{font-size:10px;padding:4px 6px;border:none;border-radius:6px;background:var(--surface);white-space:nowrap}
.search-label{margin-bottom:9px;font-size:12px;color:var(--muted);font-weight:550}
.search-box{height:52px;padding-inline:13px;border-radius:14px;border-color:var(--line);background:var(--surface);box-shadow:none}
.search-box>svg{color:var(--accent);width:18px;height:18px;flex:none}.search-box input{font-size:14px}
.search-box:focus-within{border-color:var(--accent);outline:3px solid color-mix(in srgb,var(--accent) 12%,transparent)}
.destination-picker select{margin-top:10px;border-radius:12px;min-height:46px;padding-left:13px;background:var(--surface)}
.destination-picker::after{right:16px;top:calc(50% + 3px);width:6px;height:6px}
.journey-actions{gap:8px;margin-top:12px}.secondary-button{border-radius:12px;padding:11px 12px;background:transparent;font-size:12px}
.secondary-button:hover{background:var(--accent-soft);border-color:var(--accent)}
#room-details-toggle{padding:8px 3px;white-space:nowrap;font-size:12px}
.journey-help{margin-top:19px;padding-top:18px;gap:10px;border-top:1px solid var(--line)}
.help-symbol{width:30px;height:30px;flex:none;font-size:20px}.journey-help p{font-size:11px;line-height:1.9}
.scene-toolbar{top:112px;left:360px;right:24px;gap:14px}
.scene-title{gap:13px;padding:7px 16px 7px 7px;border-radius:18px}
.floor-trigger{border:none;min-height:46px;padding:9px 12px;border-radius:12px;background:var(--accent-soft);box-shadow:none;gap:12px}
.floor-trigger b{font-size:12px;letter-spacing:.4px}.floor-trigger>span:first-child{gap:8px}
.floor-summary h2{font-size:14px;font-weight:630;letter-spacing:.2px}.floor-summary p{font-size:11px;margin-top:5px}
.floor-display{padding:5px;gap:3px;border-radius:16px}.floor-display button{min-height:40px;padding:9px 14px;border-radius:11px;font-size:12px}
.floor-display button:hover{color:var(--accent);background:var(--accent-soft)}
.floor-display button[aria-pressed=true]{background:#1869db;color:#fff;font-weight:600;box-shadow:0 3px 8px #1869db1f}
:root[data-theme=night] .floor-display button[aria-pressed=true]{background:#79adf4;color:#10233e;box-shadow:none}
.floor-menu{padding:7px;border-radius:18px;top:calc(100% + 12px)}.floor-option{border-radius:12px;min-height:52px}
.model-controls{border-radius:20px;padding:18px}.section-heading h2{font-size:14px}
.zone-button{border-radius:11px;min-height:48px;font-size:13px;padding:12px 9px}
.zone-button:hover,.zone-button.active{border-color:color-mix(in srgb,var(--zone-color) 28%,var(--line));background:color-mix(in srgb,var(--zone-color) 7%,var(--surface))}
.room-panel{left:24px;width:312px;border-radius:22px;padding:20px;scrollbar-width:thin}
.room-detail-heading h2{font-size:12px;font-weight:550}.details-close{border-radius:50%;right:-6px;top:-9px;min-width:36px;min-height:36px}.details-close:hover{background:var(--soft)}
.room-number{font-size:11px;margin-top:17px;font-weight:650;letter-spacing:1.4px}
.room-panel h3{font-size:23px;letter-spacing:-.3px;margin-top:7px}.room-panel p{font-size:12px;line-height:1.85}
.room-fields{gap:12px;margin-top:16px;padding-top:16px}
.room-panel :is(.primary-button,.focus-button){background:transparent;border:none;border-top:1px solid var(--line);border-radius:0;min-height:49px;padding:13px 0;color:var(--accent)}
.room-panel .primary-button{margin-top:18px;font-size:15px;font-weight:650}
.room-panel :is(.primary-button,.focus-button):hover{color:var(--text);background:transparent}
.room-panel button:disabled{opacity:.42}
.selection-status{border-radius:20px;padding:13px 16px;gap:14px}.selection-content b{font-size:14px;font-weight:650}
.selection-navigate{background:#1869db;border-radius:12px;min-height:44px;font-weight:600}.selection-navigate:hover{background:#1258bd}.is-navigating .selection-navigate:hover{background:var(--accent-soft)}
.search-results{padding:6px;border-radius:16px}.search-result{border-radius:10px;min-height:65px;padding:12px}.search-result strong{font-weight:600}
.room-hover-tip{border-radius:10px;background:var(--glass);border-color:var(--glass-border);backdrop-filter:blur(12px)}
.map-floor-label{border-radius:999px;border-color:var(--glass-border);background:var(--glass);box-shadow:0 3px 12px #1a355e0d;padding:8px 13px;backdrop-filter:blur(12px)}.floor-label-leader{opacity:.4}
.bottom-bar{padding:12px 28px}.home-button{font-size:13px;gap:9px;min-height:44px;color:var(--text)}.home-button .ui-icon{width:19px;height:19px;color:var(--accent)}.home-button:hover{color:var(--accent)}
.footer-views{border-radius:999px;padding:5px;gap:4px;border-color:var(--glass-border);background:var(--glass);box-shadow:var(--shadow);backdrop-filter:blur(20px)}
.view-button{display:flex;align-items:center;justify-content:center;gap:7px;min-height:38px;padding:9px 16px;border-radius:999px;font-size:12px}.view-button .ui-icon{width:16px;height:16px}
.view-button.active{background:#1869db;color:#fff;box-shadow:0 2px 6px #1869db1c}.view-button:not(.active):hover{background:var(--accent-soft);color:var(--accent)}
:root[data-theme=night] .view-button.active{background:#79adf4;color:#10233e;box-shadow:none}
.footer-actions{gap:17px}.map-settings summary{gap:8px;font-size:12px;min-height:44px;color:var(--text)}.map-settings summary .ui-icon{width:17px;height:17px;color:var(--muted)}.map-settings summary:hover{color:var(--accent)}
.fullscreen-button{display:grid;place-items:center;min-width:44px;min-height:44px;border-radius:12px;color:var(--text)}.fullscreen-button .ui-icon{width:19px;height:19px}.fullscreen-button:hover{color:var(--accent)}
.settings-panel{border-radius:22px;padding:22px;bottom:90px}.settings-panel h2{font-weight:650;font-size:15px;margin-bottom:12px}
.tool-button{min-height:48px;font-size:13px}.tool-button>span{width:20px;height:20px;border-radius:6px;display:grid;place-items:center;color:var(--accent);background:var(--accent-soft);font-size:14px}
.height-control,.lift-choice{gap:12px}.height-control output{color:var(--text);font-variant-numeric:tabular-nums}.lift-choice select{min-height:44px;border-radius:10px}
.model-hint{left:50%;bottom:98px;padding:7px 12px;border-radius:999px;font-size:10px;background:color-mix(in srgb,var(--surface) 80%,transparent);backdrop-filter:blur(10px);gap:9px}.model-hint i{opacity:.5}
#toast{border-radius:16px;background:var(--glass);border-color:var(--glass-border);box-shadow:var(--shadow)}
@media(min-width:901px){#app:has(#room-details:not([hidden])) .journey-panel .search-label{margin-top:17px}.room-panel{top:330px;max-height:calc(100dvh - 430px)}}
@media(max-height:820px) and (min-width:901px){.journey-panel{top:108px;padding:20px}.journey-panel h1{font-size:25px;margin-top:8px}.intro{font-size:12px;margin-top:6px}.origin{margin:14px 0;padding:12px 10px}.journey-help{margin-top:13px;padding-top:14px}.scene-toolbar{top:108px}.room-panel{top:318px;max-height:calc(100dvh - 412px);padding:18px}.room-panel h3{font-size:21px}.room-fields{gap:10px;margin-top:12px;padding-top:12px}.room-number{margin-top:12px}}
@media(max-width:1200px) and (min-width:901px){.journey-panel,.room-panel{left:20px;width:288px}.journey-panel{padding:20px}.scene-toolbar{left:328px;right:20px}.floor-summary h2{font-size:13px}.floor-summary p{max-width:180px}.floor-display button{padding-inline:11px}}
@media(max-width:900px){
 .topbar{padding-inline:16px}.brand{gap:9px}.brand-title{font-size:16px;letter-spacing:.1px}.brand-sub{font-size:10px;letter-spacing:.8px;margin-top:4px}.brand-mark{width:29px;height:29px}
 .theme-switch{gap:1px;padding:3px}.theme-switch button{min-height:34px;padding-inline:10px;gap:4px;font-size:11px}.theme-switch .ui-icon{width:15px;height:15px}
 .journey-panel{left:12px;right:12px;top:88px;width:auto;padding:14px;border-radius:20px}.section-kicker{display:none}.journey-panel h1{font-size:20px;margin:0 0 12px}
 .origin{top:13px;right:14px;margin:0;padding:0;background:none;gap:9px;border-radius:0}.origin strong{font-size:11px}.origin div{gap:3px}.origin>i{width:7px;height:7px}
 .search-box{height:48px;border-radius:12px}.search-box input{font-size:13px}.destination-picker select{margin-top:10px;padding-left:11px;min-height:44px;height:44px;font-size:12px;border-radius:10px}
 .journey-actions{top:107px;right:14px;margin:0;gap:0}.journey-actions>button:first-child{padding:10px;font-size:11px;width:142px;gap:6px}.destination-picker{width:calc(100% - 152px)}.destination-picker::after{right:13px;top:calc(50% + 2px)}
 .scene-toolbar{left:12px;right:12px;top:270px;gap:8px}.scene-title{padding:5px;gap:8px;border-radius:14px}.floor-trigger{min-height:42px;font-size:12px;padding:8px 9px;gap:8px;border-radius:9px}.floor-trigger b{font-size:11px}.floor-trigger>span:first-child{gap:7px}.floor-summary h2{font-size:11px}
 .floor-display{padding:4px;gap:1px;border-radius:14px}.floor-display button{min-height:42px;padding:8px 10px;font-size:11px;border-radius:10px}
 .room-panel{left:12px;right:12px;width:auto;top:auto;bottom:90px;max-height:300px;border-radius:20px;padding:17px}.room-panel h3{font-size:21px;margin-top:14px}.room-number{position:absolute;top:44px;right:18px;margin:0}.room-fields{gap:16px;margin-top:10px;padding-top:10px}.room-panel .primary-button{margin-top:13px}.room-panel :is(.primary-button,.focus-button){min-height:45px;padding-block:11px}
 .selection-status{left:12px;right:12px;bottom:90px;max-width:none;transform:none;padding:12px;gap:10px;border-radius:17px}.selection-content b{font-size:12px}.selection-content small{font-size:11px}.selection-navigate{min-height:44px;font-size:12px;padding:10px 12px}
 .model-hint{left:50%;bottom:99px;font-size:9px;padding:6px 10px;gap:6px}.bottom-bar{padding:10px 14px;gap:8px}.home-button{font-size:11px;gap:6px}.home-button .ui-icon{width:17px;height:17px}
 .footer-views{padding:4px;gap:2px}.view-button{font-size:11px;padding:9px 10px;gap:5px;min-height:36px}.view-button.side-view{display:none}.view-button .ui-icon{width:14px;height:14px}
 .map-settings summary{font-size:11px;gap:5px}.map-settings summary .ui-icon{width:15px;height:15px}.fullscreen-button{display:none}.settings-panel{right:12px;bottom:90px;width:264px;max-height:calc(100dvh - 180px);overflow:auto;padding:19px;border-radius:20px}.search-results{border-radius:14px}
}
@media(max-width:420px){.topbar{padding-inline:12px;gap:8px}.brand-title{font-size:14px}.brand-sub{font-size:9px}.brand-mark{width:27px;height:27px}.theme-switch button{padding-inline:8px;font-size:10px}.theme-switch .ui-icon{width:14px;height:14px}.floor-summary{display:none}.floor-display button{padding-inline:10px}.bottom-bar{padding-inline:12px;gap:5px}.view-button{padding-inline:9px;font-size:10px}.home-button{font-size:10px;gap:4px}.map-settings summary{font-size:10px;gap:4px}.footer-actions{gap:0}}
@media(max-width:360px){.brand-title{font-size:12px}.theme-switch button{padding-inline:6px}.view-button .ui-icon{display:none}.view-button{padding-inline:8px}.map-settings summary .ui-icon{display:none}}
@media(prefers-reduced-motion:reduce){.ui button,.ui summary,.ui select{transition:none}}
.room-detail-heading{padding-right:34px}.room-heading-status{min-width:0}.room-heading-status .mini-pill{display:block;max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}