:root{--ink: #22322b;--ink-soft: #526057;--ink-mute: #7f8a82;--ink-faint: #a2aba4;--paper: #f4efe3;--paper-strong: #fbf8f0;--terracotta: #b8623e;--terracotta-soft: #d9a58a;--green: #2d4437;--green-soft: #5f7b69;--line: rgba(34, 50, 43, .12);--line-strong: rgba(34, 50, 43, .2);--font-ui: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-display: "Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", "SimSun", "宋体", serif;--shadow-panel: 0 26px 60px -32px rgba(24, 38, 30, .5), 0 2px 8px rgba(24, 38, 30, .06)}*,*:before,*:after{box-sizing:border-box}html,body,#app{width:100%;height:100%;margin:0}body{overflow:hidden;background:#dfe4da;color:var(--ink);font-family:var(--font-ui);font-size:14px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button{border:0;padding:0;margin:0;background:none;color:inherit;font:inherit;cursor:pointer}a{color:inherit}:focus-visible{outline:2px solid rgba(184,98,62,.65);outline-offset:2px}.eyebrow{margin:0;color:var(--ink-mute);font-family:var(--font-ui);font-size:9px;font-weight:600;letter-spacing:.2em;text-transform:uppercase}.app-shell{position:relative;width:100vw;height:100vh;overflow:hidden}.scene-host{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0}.scene-host canvas{display:block;width:100%;height:100%}.label-layer{position:absolute!important;top:0;right:0;bottom:0;left:0;z-index:2;pointer-events:none!important;overflow:hidden}.scene-vignette{position:absolute;top:0;right:0;bottom:0;left:0;z-index:3;pointer-events:none;background:radial-gradient(125% 95% at 50% 42%,transparent 52%,rgba(30,46,37,.16) 100%),linear-gradient(180deg,rgba(248,244,234,.3) 0%,transparent 17%,transparent 78%,rgba(28,43,34,.16) 100%)}.topbar{position:fixed;top:24px;left:28px;right:28px;z-index:30;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;pointer-events:none}.topbar>*{pointer-events:auto}.brand{display:inline-flex;align-items:center;gap:13px;padding:11px 18px 11px 11px;border:1px solid rgba(255,255,255,.6);border-radius:18px;background:linear-gradient(155deg,#fcf9f2eb,#f5f0e5c7);box-shadow:var(--shadow-panel);backdrop-filter:blur(20px) saturate(1.15);-webkit-backdrop-filter:blur(20px) saturate(1.15);text-align:left;transition:transform .25s ease,box-shadow .25s ease}.brand:hover{transform:translateY(-1px);box-shadow:0 30px 64px -32px #18261e8c}.brand-seal{position:relative;display:grid;place-items:center;width:48px;height:48px;flex:0 0 auto;border-radius:14px;background:linear-gradient(155deg,#324a3c,#1c2d24);border:1px solid rgba(255,255,255,.14);box-shadow:inset 0 1px #ffffff29,0 8px 16px -10px #14231bb3;color:#f2ecdd;font-family:var(--font-display);font-size:25px;line-height:1}.brand-seal:after{content:"";position:absolute;right:7px;bottom:7px;width:4px;height:4px;border-radius:50%;background:var(--terracotta)}.brand-copy{display:flex;flex-direction:column;min-width:0}.brand-eyebrow{margin-bottom:3px;color:var(--ink-mute);font-size:8px;font-weight:600;letter-spacing:.19em}.brand-title{color:var(--ink);font-family:var(--font-display);font-size:21px;font-weight:600;letter-spacing:.045em;line-height:1.22}.brand-title em{margin-left:3px;color:var(--terracotta);font-style:normal;font-size:17px;letter-spacing:.03em}.brand-sub{margin-top:2px;color:var(--ink-mute);font-size:10.5px;letter-spacing:.04em}.topbar-right{display:flex;align-items:center;justify-content:flex-end;gap:12px}.topbar-actions{display:flex;align-items:center;gap:7px}.glass-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:38px;padding:0 14px;border:1px solid rgba(255,255,255,.58);border-radius:12px;background:#faf6edcc;box-shadow:0 12px 28px -20px #18261e80;color:var(--ink);font-size:11px;letter-spacing:.04em;white-space:nowrap;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);transition:background .2s ease,transform .2s ease}.glass-btn svg{color:var(--green-soft)}.glass-btn:hover{background:var(--paper-strong);transform:translateY(-1px)}.floor-rail{position:fixed;top:50%;left:28px;z-index:27;width:178px;padding:14px 12px 12px;border:1px solid rgba(255,255,255,.55);border-radius:22px;background:linear-gradient(160deg,#fcf9f2e6,#f5f0e5c2);box-shadow:var(--shadow-panel);backdrop-filter:blur(22px) saturate(1.12);-webkit-backdrop-filter:blur(22px) saturate(1.12);transform:translateY(-50%);display:flex;flex-direction:column;gap:9px}.rail-title{margin:2px 6px 1px;color:var(--ink-mute);font-size:9px;font-weight:600;letter-spacing:.16em}.rail-title span{margin-left:5px;color:var(--ink-faint);font-size:7.5px;letter-spacing:.1em}.rail-whole{display:flex;align-items:center;gap:8px;padding:9px 12px;border:1px solid transparent;border-radius:11px;color:var(--ink-soft);font-size:11px;letter-spacing:.03em;transition:background .2s ease,color .2s ease}.rail-whole svg{color:var(--green-soft)}.rail-whole:hover{background:#ffffff80}.rail-whole.active{background:#22382f;color:#f2ecdd;box-shadow:0 10px 20px -14px #14231bcc}.rail-whole.active svg{color:var(--terracotta-soft)}.rail-list{position:relative;display:flex;flex-direction:column;gap:1px;margin:0;padding:0;list-style:none}.rail-list:before{content:"";position:absolute;top:18px;bottom:18px;left:19px;width:1px;background:#22322b21}.rail-list button{position:relative;z-index:1;display:grid;grid-template-columns:13px 27px 1fr;align-items:center;gap:7px;width:100%;padding:8px 9px 8px 6px;border-radius:11px;text-align:left;transition:background .2s ease}.rail-list button:hover{background:#ffffff80}.rail-dot{justify-self:center;width:7px;height:7px;border:1.5px solid rgba(34,50,43,.3);border-radius:50%;background:var(--paper-strong);transition:background .2s ease,border-color .2s ease,box-shadow .2s ease}.rail-no{color:var(--ink-soft);font-family:var(--font-display);font-size:13px;font-weight:600;letter-spacing:.02em}.rail-copy{display:flex;flex-direction:column;min-width:0}.rail-copy b{color:var(--ink);font-size:11px;font-weight:500;line-height:1.3}.rail-copy em{margin-top:1px;overflow:hidden;color:var(--ink-faint);font-size:9px;font-style:normal;line-height:1.3;white-space:nowrap;text-overflow:ellipsis}.rail-list button.active{background:#22382f;box-shadow:0 10px 22px -14px #14231bbf}.rail-list button.active .rail-dot{border-color:var(--terracotta);background:var(--terracotta);box-shadow:0 0 0 3px #b8623e33}.rail-list button.active .rail-no,.rail-list button.active .rail-copy b{color:#f2ecdd}.rail-list button.active .rail-copy em{color:#f2ecdd8c}.rail-hint{margin:2px 0 0;color:var(--ink-faint);font-size:8.5px;letter-spacing:.05em;text-align:center}.info-panel{position:fixed;top:104px;right:28px;z-index:29;display:flex;flex-direction:column;width:352px;max-height:calc(100vh - 132px);padding:21px 22px 16px;overflow:hidden;border:1px solid rgba(255,255,255,.55);border-radius:24px;background:linear-gradient(160deg,#fcf9f2ed,#f6f1e7d6);box-shadow:var(--shadow-panel);backdrop-filter:blur(24px) saturate(1.12);-webkit-backdrop-filter:blur(24px) saturate(1.12)}.panel-scroll{flex:1;min-height:0;margin-right:-8px;padding-right:8px;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:rgba(34,50,43,.18) transparent}.panel-scroll::-webkit-scrollbar{width:4px}.panel-scroll::-webkit-scrollbar-thumb{border-radius:99px;background:#22322b2e}.panel-footer{flex:0 0 auto;margin-top:4px;padding-top:11px;border-top:1px solid var(--line);background:linear-gradient(180deg,#f6f1e700,#f6f1e799 30%)}.panel-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.panel-top-actions{display:flex;align-items:center;gap:4px;margin-top:-3px}.text-btn{display:inline-flex;align-items:center;gap:2px;padding:3px 4px;color:var(--terracotta);font-size:10px;letter-spacing:.03em;transition:opacity .2s ease}.text-btn:hover{opacity:.72}.icon-btn.panel-close{display:none}.panel-title{margin:3px 0 11px;color:var(--ink);font-family:var(--font-display);font-size:26px;font-weight:600;line-height:1.3;letter-spacing:.015em}.panel-title span{display:block;color:var(--terracotta);font:inherit}.panel-lede{margin:0 0 17px;color:var(--ink-soft);font-size:12px;line-height:1.92;letter-spacing:.01em}.floor-meta{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:19px;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.floor-meta span{display:block;margin-bottom:4px;color:var(--ink-mute);font-size:9px;letter-spacing:.05em}.floor-meta strong{color:var(--ink);font-family:var(--font-display);font-size:17px;font-weight:600;letter-spacing:.01em}.floor-meta small{margin-left:2px;color:var(--ink-mute);font-family:var(--font-ui);font-size:9px;font-weight:400}.panel-block{margin:18px 0}.block-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:10px}.block-head h3{margin:0;color:var(--ink);font-size:12px;font-weight:600;letter-spacing:.04em}.block-head>span{color:var(--ink-faint);font-size:8.5px;letter-spacing:.04em}.more-btn{margin-top:10px;color:var(--green-soft)}.hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin:19px 0;overflow:hidden;border:1px solid var(--line);border-radius:13px;background:var(--line)}.hero-stats>div{padding:11px 13px;background:#fcf9f2f0}.hero-stats strong{display:block;color:var(--ink);font-family:var(--font-display);font-size:24px;font-weight:600;line-height:1.2;letter-spacing:.01em}.hero-stats span{display:block;margin-top:2px;color:var(--ink-mute);font-size:9px;letter-spacing:.04em}.panel-foot{display:flex;align-items:center;gap:6px;margin:9px 0 0;color:var(--ink-faint);font-size:9px;letter-spacing:.03em}.panel-foot svg{flex:0 0 auto;color:var(--green-soft)}.control-dock{position:relative;z-index:34;display:flex;align-items:center;gap:13px;padding:8px 12px;border:1px solid rgba(255,255,255,.58);border-radius:16px;background:linear-gradient(155deg,#fcf9f2ed,#f6f1e7d9);box-shadow:0 16px 34px -26px #18261e80;backdrop-filter:blur(22px) saturate(1.12);-webkit-backdrop-filter:blur(22px) saturate(1.12)}.dock-section{display:flex;align-items:center;gap:9px}.dock-label{color:var(--ink-mute);font-size:9px;letter-spacing:.05em;white-space:nowrap}.dock-divider{width:1px;height:23px;flex:0 0 auto;background:var(--line)}.segmented{display:flex;gap:2px;padding:3px;border-radius:10px;background:#22322b0f}.segmented button{padding:6px 10px;border-radius:7px;color:var(--ink-soft);font-size:10.5px;letter-spacing:.02em;white-space:nowrap;transition:background .2s ease,color .2s ease}.segmented button:hover{color:var(--ink)}.segmented button.active{background:#2a4134;box-shadow:0 2px 6px -2px #14231b66;color:#f2ecdd}.range-wrap{display:flex;align-items:center;gap:7px}.range-wrap em{width:29px;color:var(--ink-mute);font-size:9px;font-style:normal;text-align:right}input[type=range]{width:104px;height:3px;margin:0;border-radius:999px;outline:none;cursor:pointer;-moz-appearance:none;appearance:none;-webkit-appearance:none}input[type=range]::-webkit-slider-thumb{width:14px;height:14px;border:3px solid var(--terracotta);border-radius:50%;background:var(--paper-strong);box-shadow:0 2px 6px #18261e47;cursor:grab;-moz-appearance:none;appearance:none;-webkit-appearance:none}input[type=range]::-moz-range-thumb{width:9px;height:9px;border:3px solid var(--terracotta);border-radius:50%;background:var(--paper-strong);box-shadow:0 2px 6px #18261e47;cursor:grab}.toggle-section{gap:3px}.tool-toggle{display:inline-flex;align-items:center;gap:5px;padding:6px 7px;border:1px solid transparent;border-radius:8px;color:var(--ink-mute);font-size:10px;letter-spacing:.02em;white-space:nowrap;transition:background .2s ease,color .2s ease,border-color .2s ease}.tool-toggle svg{opacity:.7}.tool-toggle:hover:not(:disabled){color:var(--ink);background:#ffffff73}.tool-toggle.on{border-color:var(--line);background:#ffffff85;color:var(--ink)}.tool-toggle.on svg{color:var(--green-soft);opacity:1}.tool-toggle.on:after{content:"";width:4px;height:4px;margin-left:1px;border-radius:50%;background:var(--terracotta)}.tool-toggle:disabled{opacity:.32;cursor:not-allowed}.dock-actions{gap:3px}.icon-btn{display:grid;place-items:center;width:34px;height:34px;flex:0 0 auto;border:1px solid transparent;border-radius:9px;color:var(--ink-soft);transition:background .2s ease,color .2s ease,border-color .2s ease}.icon-btn:hover{border-color:var(--line);background:#ffffff8c;color:var(--ink)}.icon-btn.active{border-color:transparent;background:#2a4134;color:#f2ecdd}.panel-fab{display:none}.scene-caption{display:none;position:fixed;bottom:104px;left:30px;z-index:12;pointer-events:none;color:var(--ink)}.scene-caption .eyebrow{color:#22322b8c}.caption-title{margin:7px 0 5px;font-family:var(--font-display);font-size:17px;letter-spacing:.08em;text-shadow:0 1px 12px rgba(247,243,233,.65)}.caption-hint{margin:0;color:var(--ink-soft);font-size:9.5px;letter-spacing:.04em}.scene-tag{position:relative;display:inline-flex;align-items:center;gap:5px;padding:4px 8px;border:1px solid rgba(34,50,43,.13);border-radius:7px;background:#fbf8f0e6;box-shadow:0 8px 20px -14px #18261e99;color:var(--ink);font-family:var(--font-ui);font-size:10px;line-height:1.2;white-space:nowrap;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);pointer-events:none}.scene-tag:after{content:"";position:absolute;bottom:-15px;left:50%;width:1px;height:14px;background:linear-gradient(#22322b4d,#22322b0d)}.scene-tag i{width:5px;height:5px;border-radius:50%}.scene-tag em{color:var(--ink-mute);font-size:8.5px;font-style:normal}.scene-landmark{display:inline-flex;align-items:center;padding:6px 11px 6px 9px;border:1px solid rgba(244,238,225,.2);border-left:2px solid var(--terracotta);border-radius:5px;background:#1e3026e6;box-shadow:0 12px 30px -18px #0f1c15e6;color:#f2ecdd;font-family:var(--font-display);font-size:12px;letter-spacing:.12em;line-height:1.2;white-space:nowrap;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);pointer-events:none}.scene-landmark.green{background:#2d4a39eb}.scene-landmark.quiet{border-color:#22322b24;border-left-color:var(--green-soft);background:#fbf8f0e0;color:var(--ink)}.loading-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:grid;place-items:center;overflow:hidden;background:radial-gradient(120% 100% at 50% 30%,#f8f3e8,#eee6d7 55%,#e2d9c8)}.loading-screen:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(34,50,43,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(34,50,43,.05) 1px,transparent 1px);background-size:64px 64px;opacity:.5;mask-image:radial-gradient(circle at 50% 45%,black,transparent 75%);-webkit-mask-image:radial-gradient(circle at 50% 45%,black,transparent 75%)}.loading-inner{position:relative;z-index:1;padding:32px;text-align:center}.loading-seal{position:relative;display:grid;place-items:center;width:82px;height:82px;margin:0 auto 32px;border-radius:23px;background:linear-gradient(155deg,#324a3c,#1b2c23);box-shadow:0 34px 60px -32px #14231bb3;color:#f2ecdd;font-family:var(--font-display);font-size:40px;line-height:1}.loading-seal span{position:relative;z-index:2}.loading-seal i{position:absolute;border-radius:30px;pointer-events:none}.loading-seal .ring-a{top:-10px;right:-10px;bottom:-10px;left:-10px;border:1px solid rgba(184,98,62,.4);border-top-color:transparent;animation:spin 5s linear infinite}.loading-seal .ring-b{top:-24px;right:-24px;bottom:-24px;left:-24px;border:1px dashed rgba(34,50,43,.18);border-radius:38px;animation:spin 26s linear infinite reverse}.loading-inner .eyebrow{margin-bottom:10px;color:var(--ink-mute)}.loading-inner h1{margin:0 0 22px;color:var(--ink);font-family:var(--font-display);font-size:34px;font-weight:600;letter-spacing:.09em}.loading-inner h1 span{margin-left:7px;color:var(--terracotta);font-size:23px;letter-spacing:.04em}.loading-state{margin:0 0 15px;color:var(--ink-soft);font-size:11px;letter-spacing:.08em}.loading-track{width:230px;height:2px;margin:0 auto 15px;overflow:hidden;border-radius:999px;background:#22322b1f}.loading-track i{display:block;width:42%;height:100%;border-radius:inherit;background:linear-gradient(90deg,transparent,var(--terracotta),transparent);animation:loading-sweep 1.5s ease-in-out infinite}.loading-note{margin:0;color:var(--ink-faint);font-size:8.5px;letter-spacing:.12em}.loading-retry{margin-top:18px;padding:9px 18px;border-radius:999px;background:var(--ink);color:#f2ecdd;font-size:11px;letter-spacing:.05em}.fade-leave-active{transition:opacity .65s ease}.fade-leave-to{opacity:0}@keyframes spin{to{transform:rotate(360deg)}}@keyframes loading-sweep{0%{transform:translate(-110%)}to{transform:translate(340%)}}@media(min-width:1500px){.scene-caption{display:block}}@media(min-width:1500px)and (max-height:800px){.scene-caption{display:none}}@media(max-width:1440px){.info-panel{width:332px}}@media(max-width:1280px){.floor-rail{width:164px}.control-dock{position:fixed;top:auto;right:auto;bottom:12px;left:50%;z-index:40;max-width:calc(100vw - 24px);flex-wrap:wrap;justify-content:center;gap:7px 10px;max-width:none;padding:9px 12px;border-radius:18px;transform:translate(-50%)}.info-panel{top:96px;width:314px;padding:19px 20px;max-height:calc(100vh - 222px)}.control-dock{gap:10px;padding:8px 11px}.dock-label{display:none}input[type=range]{width:92px}}@media(max-width:1080px){.topbar{top:18px;left:18px;right:18px}.floor-rail{left:18px;width:58px;padding:9px 7px;gap:7px;border-radius:18px}.rail-title,.rail-hint,.rail-whole span,.rail-dot,.rail-copy{display:none}.rail-whole{justify-content:center;padding:10px 0}.rail-list:before{top:12px;bottom:12px;left:50%}.rail-list button{display:flex;justify-content:center;padding:8px 0}.rail-no{font-size:12px}.info-panel{right:18px;width:300px;padding:18px}.panel-title{font-size:23px}}@media(max-width:900px){.brand{gap:10px;padding:9px 14px 9px 9px;border-radius:16px}.brand-seal{width:40px;height:40px;border-radius:12px;font-size:21px}.brand-eyebrow{display:none}.brand-title{font-size:18px}.brand-title em{font-size:15px}.brand-sub{font-size:9.5px}.glass-btn{width:36px;height:36px;padding:0;border-radius:11px}.glass-btn span{display:none}.floor-rail{top:auto;bottom:118px;left:14px;z-index:38;transform:none}.info-panel{top:auto;right:14px;bottom:118px;left:14px;z-index:45;width:auto;max-height:46vh;padding:18px;transform:translateY(calc(100% + 150px));opacity:0;pointer-events:none;transition:transform .45s cubic-bezier(.22,.8,.2,1),opacity .3s ease}.info-panel.is-open{transform:none;opacity:1;pointer-events:auto}.icon-btn.panel-close{display:grid}.panel-fab{position:fixed;right:14px;bottom:118px;z-index:39;display:inline-flex;align-items:center;gap:5px;padding:8px 12px;border:1px solid rgba(255,255,255,.55);border-radius:11px;background:#faf6ede0;box-shadow:var(--shadow-panel);color:var(--ink);font-size:10px;letter-spacing:.03em;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.panel-fab svg{color:var(--green-soft)}.dock-divider{display:none}.dock-section{gap:6px}.segmented button{padding:6px 9px}input[type=range]{width:88px}.scene-caption{display:none}}@media(max-height:760px)and (min-width:901px){.info-panel{top:88px;max-height:calc(100vh - 200px)}.floor-rail{padding-top:10px;padding-bottom:9px}.rail-hint{display:none}}@media(max-width:640px){.topbar{top:12px;left:12px;right:12px}.brand-sub{display:none}.brand-title{font-size:16px}.brand-title em{font-size:14px}.topbar-actions{gap:5px}.glass-btn{width:34px;height:34px}.floor-rail{bottom:112px;left:12px}.panel-fab{right:12px;bottom:112px}.info-panel{right:12px;bottom:112px;left:12px;max-height:49vh}.panel-title{font-size:22px}.segmented button{padding:6px 7px;font-size:10px}.control-dock{right:8px;bottom:8px;left:8px;gap:6px 8px;padding:8px 10px}.tool-toggle{padding:6px}.tool-toggle span{font-size:9.5px}.icon-btn{width:31px;height:31px}.loading-inner h1{font-size:27px}.loading-inner h1 span{font-size:19px}.loading-seal{width:70px;height:70px;font-size:34px;border-radius:20px}.scene-tag{font-size:9px;padding:3px 6px}.scene-landmark{font-size:10px;padding:5px 8px}}@media(max-width:380px){.tool-toggle span{display:none}.tool-toggle{padding:6px 7px}input[type=range]{width:72px}.brand-title{font-size:15px}.brand-sub{letter-spacing:0}}.brand-prefix{color:var(--ink-soft);font-size:.72em;letter-spacing:.02em}.glass-btn{position:relative}.glass-btn.is-active{border-color:transparent;background:#2a4134;color:#f2ecdd;box-shadow:0 14px 28px -20px #14231bcc}.glass-btn.is-active svg{color:var(--terracotta-soft)}.glass-dot{width:5px;height:5px;margin-left:1px;border-radius:50%;background:#a7b0a9;box-shadow:0 0 0 2px #a7b0a92e}.glass-dot.is-online{background:#62b386;box-shadow:0 0 0 2px #62b3862e}.glass-dot.is-connecting{background:#d9a25a;box-shadow:0 0 0 2px #d9a25a33}.glass-dot.is-offline{background:#bd6552;box-shadow:0 0 0 2px #bd65522e}.rail-buildings{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px}.rail-building{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:1px;min-width:0;padding:7px 5px;border:1px solid transparent;border-radius:9px;background:#ffffff4d;text-align:left;transition:background .2s ease,color .2s ease}.rail-building:first-child{grid-column:1 / -1;padding:7px 9px}.rail-building b{max-width:100%;overflow:hidden;color:var(--ink);font-size:10.5px;font-weight:600;letter-spacing:.03em;text-overflow:ellipsis;white-space:nowrap}.rail-building em{max-width:100%;overflow:hidden;color:var(--ink-faint);font-size:8px;font-style:normal;letter-spacing:.03em;text-overflow:ellipsis;white-space:nowrap}.rail-building:hover{background:#ffffff8f}.rail-building.active{background:#2a4134;box-shadow:0 8px 16px -12px #14231bcc}.rail-building.active b{color:#f2ecdd}.rail-building.active em{color:#f2ecdd8c}.rail-building.active:after{content:"";position:absolute;top:8px;right:8px;width:4px;height:4px;border-radius:50%;background:var(--accent, var(--terracotta-soft))}.rail-floor-head{display:flex;align-items:center;justify-content:space-between;gap:6px;margin:3px 0 0}.rail-floor-head .rail-title{margin:0 0 0 6px}.rail-floor-head>span{max-width:82px;overflow:hidden;color:var(--ink-faint);font-size:8px;letter-spacing:.03em;text-align:right;white-space:nowrap;text-overflow:ellipsis}.rail-overview{margin-top:2px;padding:10px 10px 11px;border:1px solid var(--line);border-radius:11px;background:#ffffff52}.rail-overview p{margin:0;color:var(--ink);font-family:var(--font-display);font-size:15px;font-weight:600}.rail-overview span{display:block;margin-top:3px;color:var(--ink-faint);font-size:8.5px;letter-spacing:.02em}.rail-iot{display:flex;align-items:center;gap:5px;margin-top:3px;padding:8px 8px 1px;border-top:1px solid var(--line);color:var(--ink-mute);font-size:8.5px}.rail-iot em{margin-left:auto;color:var(--ink-faint);font-style:normal}.iot-dot{width:6px;height:6px;flex:0 0 auto;border-radius:50%;background:#a7b0a9}.iot-dot.is-online{background:#57a879;box-shadow:0 0 0 3px #57a87924}.iot-dot.is-connecting{background:#d9a25a;animation:iot-pulse 1.2s ease-in-out infinite}.iot-dot.is-offline{background:#b45c4a}@keyframes iot-pulse{0%,to{opacity:1}50%{opacity:.35}}.hero-stats.building-stats{margin-top:16px}.building-floor-list{margin:0;padding:0;list-style:none;border-top:1px solid var(--line)}.building-floor-list li+li{border-top:1px dashed var(--line)}.building-floor-list button{display:grid;grid-template-columns:28px minmax(0,1fr) auto 12px;align-items:center;gap:8px;width:100%;padding:8px 6px;border-radius:8px;text-align:left;transition:background .2s ease}.building-floor-list button:hover{background:#ffffff85}.building-floor-list .rail-no{font-size:12px}.building-floor-copy{display:flex;flex-direction:column;min-width:0}.building-floor-copy b{color:var(--ink);font-size:10.5px;font-weight:600}.building-floor-copy em{margin-top:1px;overflow:hidden;color:var(--ink-faint);font-size:8.5px;font-style:normal;white-space:nowrap;text-overflow:ellipsis}.building-floor-count{color:var(--ink-mute);font-family:var(--font-display);font-size:10px}.building-floor-list svg{color:var(--ink-faint)}.room-list{max-height:268px;margin:0;padding:0;overflow-y:auto;list-style:none;border-top:1px solid var(--line);scrollbar-width:thin}.room-list li+li{border-top:1px dashed var(--line)}.room-list button{display:grid;grid-template-columns:8px minmax(0,1fr) auto 13px;align-items:center;gap:7px;width:100%;padding:7px 6px;border-radius:8px;text-align:left;transition:background .2s ease}.room-list button:hover{background:#ffffff85}.room-list button i{width:6px;height:6px;border-radius:50%}.room-copy{display:flex;flex-direction:column;min-width:0}.room-copy b{overflow:hidden;color:var(--ink);font-size:10.5px;font-weight:600;white-space:nowrap;text-overflow:ellipsis}.room-copy em{margin-top:1px;color:var(--ink-faint);font-size:8.5px;font-style:normal}.room-meta{color:var(--ink-mute);font-family:var(--font-display);font-size:9.5px;white-space:nowrap}.room-list svg{color:var(--ink-faint)}.room-list button.is-focused{background:#4f9a782e}.room-list button.is-focused b{color:#3d7f63}.room-list button.is-focused svg,.room-list button.is-focused .room-meta{color:#3d7f63}.building-cards{display:flex;flex-direction:column;gap:6px;margin:0;padding:0;list-style:none}.building-cards button{display:flex;align-items:center;gap:10px;width:100%;padding:10px;border:1px solid var(--line);border-radius:12px;background:#ffffff4d;text-align:left;transition:background .2s ease,transform .2s ease}.building-cards button:hover{background:#ffffff9e;transform:translate(2px)}.building-code{display:grid;place-items:center;width:38px;height:38px;flex:0 0 auto;border-radius:10px;background:var(--accent, var(--green));color:#fbf8f0;font-family:var(--font-display);font-size:11px;letter-spacing:.02em}.building-card-copy{display:flex;flex-direction:column;min-width:0;flex:1}.building-card-copy b{color:var(--ink);font-size:11px;font-weight:600}.building-card-copy em{display:-webkit-box;margin-top:2px;overflow:hidden;color:var(--ink-mute);font-size:8.5px;font-style:normal;line-height:1.55;-webkit-line-clamp:2;-webkit-box-orient:vertical}.building-card-meta{display:inline-flex;align-items:center;gap:2px;flex:0 0 auto;color:var(--ink-faint);font-size:8.5px}.floor-hvac{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:16px 0 2px;padding:10px 11px;border:1px solid rgba(63,127,166,.16);border-radius:12px;background:#3f7fa60f}.floor-hvac>div{display:flex;align-items:center;gap:9px;min-width:0}.floor-hvac-icon{display:grid;place-items:center;width:30px;height:30px;flex:0 0 auto;border-radius:9px;background:#3f7fa61f;color:#3f7fa6}.floor-hvac p{display:flex;flex-direction:column;gap:2px;margin:0;min-width:0}.floor-hvac b{color:var(--ink);font-size:9.5px;font-weight:600}.floor-hvac em{color:var(--ink-mute);font-size:8px;font-style:normal;line-height:1.4}.floor-hvac .text-btn{flex:0 0 auto;gap:3px;font-size:9px}.device-cta{display:flex;align-items:center;gap:9px;width:100%;margin-top:8px;padding:8px 10px;border:1px solid var(--line);border-radius:11px;background:#fff6;text-align:left;transition:background .2s ease}.device-cta:hover{background:#ffffffb3}.device-cta-icon{display:grid;place-items:center;width:28px;height:28px;flex:0 0 auto;border-radius:8px;background:#2d443717;color:var(--green-soft)}.device-cta>span:nth-child(2){display:flex;flex-direction:column;gap:1px;min-width:0;flex:1}.device-cta b{color:var(--ink);font-size:10px;font-weight:600}.device-cta em{color:var(--ink-mute);font-size:8.5px;font-style:normal}.device-cta svg:last-child{color:var(--ink-faint)}.iot-banner{display:flex;align-items:center;gap:8px;margin:10px 0 12px;padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:#ffffff57}.iot-banner.is-online{border-color:#57a87933;background:#57a87912}.iot-banner.is-offline{border-color:#b8623e38;background:#b8623e0f}.iot-banner>div{display:flex;flex-direction:column;gap:1px;min-width:0}.iot-banner b{color:var(--ink);font-size:10px;font-weight:600}.iot-banner em{color:var(--ink-mute);font-size:8.5px;font-style:normal}.iot-sync{margin-left:auto;color:var(--ink-faint);font-size:8px;white-space:nowrap}.mini-btn{margin-left:auto;padding:4px 8px;border:1px solid var(--line);border-radius:6px;background:#ffffff80;color:var(--ink-soft);font-size:8.5px}.mini-btn:hover{color:var(--terracotta);border-color:#b8623e59}.iot-error{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:0 0 10px;padding:7px 9px;border-radius:8px;background:#b8623e1a;color:#8e4931;font-size:9px;line-height:1.5;cursor:pointer}.iot-error span{font-size:13px;line-height:1}.device-head{margin:4px 0 12px}.device-ident{display:flex;align-items:center;justify-content:space-between;gap:8px}.device-code{color:var(--ink-mute);font-family:JetBrains Mono,SFMono-Regular,Consolas,monospace;font-size:9.5px;letter-spacing:.06em}.dev-kind{padding:3px 7px;border-radius:999px;background:#3f7fa61f;color:#3f7fa6;font-size:8px;letter-spacing:.03em}.device-title{margin-top:6px;font-size:25px}.device-model{margin:4px 0 0;color:var(--ink-mute);font-size:9.5px;letter-spacing:.02em}.device-model em{font-style:normal}.device-readout{display:grid;grid-template-columns:repeat(3,1fr);overflow:hidden;margin-bottom:4px;border:1px solid var(--line);border-radius:11px;background:#fcf9f294}.device-readout>div{padding:9px 10px}.device-readout>div+div{border-left:1px solid var(--line)}.device-readout span{display:block;margin-bottom:3px;color:var(--ink-mute);font-size:8px;letter-spacing:.04em}.device-readout strong{color:var(--ink);font-family:var(--font-display);font-size:16px;font-weight:600;white-space:nowrap}.device-readout strong.ok{color:#4b8f68}.device-readout strong.off{color:#b45c4a}.device-readout small{margin-left:1px;color:var(--ink-mute);font-family:var(--font-ui);font-size:8px;font-weight:400}.room-devices{margin-top:14px}.room-devices .device-item{padding:6px 5px}.room-devices .device-item.is-active{background:#e2a35c29;box-shadow:inset 2px 0 0 var(--terracotta)}.room-devices .device-item.is-active .device-item-copy b{color:var(--terracotta)}.power-switch{display:flex;align-items:center;gap:10px;width:100%;padding:10px 11px;border:1px solid var(--line);border-radius:12px;background:#ffffff6b;text-align:left;transition:background .2s ease,color .2s ease,border-color .2s ease}.power-switch:hover:not(:disabled){border-color:#2d443740;background:#ffffffad}.power-switch.on{border-color:transparent;background:#2a4134;box-shadow:0 12px 24px -18px #14231bb3}.power-switch:disabled{opacity:.55;cursor:not-allowed}.power-orb{display:grid;place-items:center;width:36px;height:36px;flex:0 0 auto;border-radius:50%;background:#2d443714;color:var(--green-soft)}.power-switch.on .power-orb{background:#ffffff1f;color:#ffd0a6}.power-copy{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1;overflow:hidden}.power-copy b{color:var(--ink);font-size:11px;font-weight:600;white-space:nowrap}.power-switch.on .power-copy b{color:#f2ecdd}.power-state{flex:0 0 auto;color:var(--ink-faint);font-size:8.5px;font-weight:600;letter-spacing:.12em}.power-switch.on .power-state{color:var(--terracotta-soft)}.iot-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px}.iot-row-label{flex:0 0 54px;color:var(--ink-mute);font-size:9.5px;letter-spacing:.02em}.iot-segmented{flex-wrap:wrap;padding:2px;border-radius:9px}.iot-segmented button{padding:5px 8px;border-radius:6px;font-size:9.5px}.iot-segmented button:disabled{opacity:.38;cursor:not-allowed}.setpoint{display:flex;align-items:center;gap:7px}.setpoint button{display:grid;place-items:center;width:28px;height:28px;border:1px solid var(--line);border-radius:8px;background:#ffffff8c;color:var(--ink-soft);font-size:14px;line-height:1;transition:border-color .2s ease,color .2s ease}.setpoint button:hover:not(:disabled){border-color:#b8623e66;color:var(--terracotta)}.setpoint button:disabled{opacity:.38;cursor:not-allowed}.setpoint strong{min-width:66px;color:var(--ink);font-family:var(--font-display);font-size:22px;font-weight:600;text-align:center}.setpoint small{margin-left:1px;color:var(--ink-mute);font-family:var(--font-ui);font-size:8px;font-weight:400}.device-float{position:fixed;bottom:26px;left:50%;z-index:33;width:min(336px,calc(100vw - 56px));padding:10px 13px 12px;border:1px solid rgba(255,255,255,.58);border-radius:16px;background:linear-gradient(155deg,#fcf9f2f2,#f6f1e7e6);box-shadow:0 26px 60px -32px #18261e8c;backdrop-filter:blur(22px) saturate(1.12);-webkit-backdrop-filter:blur(22px) saturate(1.12);transform:translate(-50%)}.float-head{padding-bottom:9px;border-bottom:1px dashed var(--line)}.float-head-main{display:flex;align-items:center;gap:8px}.float-head b{color:var(--ink);font-family:var(--font-display);font-size:12px;font-weight:600;letter-spacing:.01em}.float-sub{margin:3px 0 0;overflow:hidden;color:var(--ink-mute);font-size:9px;white-space:nowrap;text-overflow:ellipsis}.float-sub em{font-style:normal;color:var(--ink-faint)}.float-temp{flex:0 0 auto;margin-left:auto;color:var(--ink-mute);font-family:var(--font-display);font-size:10px}.float-temp b{color:var(--ink);font-size:14px;font-weight:600}.float-close{width:24px;height:24px;border-radius:8px}.float-locate{display:inline-flex;align-items:center;gap:3px;flex:0 0 auto;border-radius:7px}.float-power{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:center;gap:8px;margin-top:9px}.float-power .power-switch{min-width:0;gap:6px;padding:5px 7px}.device-float .power-orb{width:30px;height:30px}.float-pairs{display:flex;flex-direction:column;align-items:stretch;gap:0}.float-pairs .iot-row{gap:8px;margin-top:9px}.float-pairs .iot-row-label{flex:0 0 auto;white-space:nowrap}.float-pairs .iot-segmented{flex:1 1 auto}.float-pairs .iot-segmented button{flex:1 1 0;padding:4px 7px}.float-power .setpoint{justify-content:flex-end;gap:4px}.float-power .setpoint button{width:22px;height:22px;font-size:12px}.device-float .setpoint strong{min-width:34px;font-size:15px}.iot-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;overflow:hidden;margin:15px 0;border:1px solid var(--line);border-radius:11px;background:var(--line)}.iot-summary>div{padding:9px;background:#fcf9f2f0}.iot-summary strong{display:block;color:var(--ink);font-family:var(--font-display);font-size:18px;font-weight:600;line-height:1.2}.iot-summary span{display:block;margin-top:2px;color:var(--ink-mute);font-size:8px;letter-spacing:.02em}.device-toolbar{display:flex;flex-direction:column;gap:7px;margin:4px 0 8px}.device-search{display:flex;align-items:center;gap:6px;padding:6px 9px;border:1px solid var(--line);border-radius:9px;background:#fff6;color:var(--ink-mute)}.device-search input{width:100%;border:0;outline:0;background:none;color:var(--ink);font:inherit;font-size:10px;letter-spacing:.02em}.device-search input::placeholder{color:var(--ink-faint)}.device-list{display:flex;flex-direction:column;gap:1px;margin:6px 0 0;padding:0;list-style:none}.device-item{display:flex;align-items:center;gap:8px;width:100%;padding:7px 5px;border-bottom:1px dashed rgba(34,50,43,.09);border-radius:6px;text-align:left;transition:background .18s ease}.device-item:hover{background:#ffffff8c}.device-led{width:6px;height:6px;flex:0 0 auto;border-radius:50%;background:#b9c0ba}.device-led.online{background:#78a98b}.device-led.online.active{background:#59c7f0;box-shadow:0 0 0 3px #59c7f024}.device-item-copy{display:flex;flex-direction:column;gap:1px;min-width:0;flex:1}.device-item-copy b{color:var(--ink);font-family:JetBrains Mono,SFMono-Regular,Consolas,monospace;font-size:9.5px;font-weight:600;letter-spacing:.01em}.device-item-copy em{overflow:hidden;color:var(--ink-mute);font-size:8.5px;font-style:normal;white-space:nowrap;text-overflow:ellipsis}.device-item-state{flex:0 0 auto;text-align:right}.device-item-state b{display:block;color:var(--ink-soft);font-size:9px;font-weight:500}.device-item-state b.is-offline{color:#b45c4a}.device-item-state em{display:block;margin-top:1px;color:var(--ink-faint);font-size:8px;font-style:normal}.device-empty{margin:18px 0;color:var(--ink-faint);font-size:10px;text-align:center}.hvac-pin{display:inline-flex;align-items:baseline;gap:5px;padding:5px 9px;border:1px solid rgba(184,98,62,.36);border-radius:999px;background:#fcf9f2f2;box-shadow:0 8px 20px -12px #18261e99;color:var(--ink);font-size:9.5px;letter-spacing:.02em;white-space:nowrap;pointer-events:none}.hvac-pin:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--terracotta)}.hvac-pin b{font-weight:600}@media(max-width:1280px){.floor-rail{width:184px}.rail-building em{font-size:7.5px}}@media(max-width:1280px)and (min-width:901px){.device-float{bottom:96px}.floor-rail{width:176px;padding:11px 9px}.rail-title,.rail-hint,.rail-whole span,.rail-dot,.rail-copy{display:revert}.rail-whole{justify-content:flex-start;padding:8px 10px}.rail-list button{display:grid;justify-content:initial;padding:7px 8px 7px 5px}}@media(max-width:900px){.floor-rail{top:82px;right:12px;bottom:auto;left:12px;z-index:26;display:flex;flex-direction:row;align-items:center;gap:6px;width:auto;max-height:none;padding:6px 8px;overflow-x:auto;overflow-y:hidden;border-radius:14px;transform:none;scrollbar-width:none}.floor-rail::-webkit-scrollbar{display:none}.rail-title,.rail-hint,.rail-iot,.rail-overview,.rail-floor-head{display:none}.rail-buildings{display:flex;flex:0 0 auto;gap:3px}.rail-building{align-items:center;min-width:54px;padding:5px 8px}.rail-building em{display:none}.rail-building b{font-size:10px;white-space:nowrap}.rail-whole{flex:0 0 auto;padding:5px 8px;white-space:nowrap}.rail-whole span{display:inline;font-size:9.5px}.rail-list{flex:0 0 auto;flex-direction:row;gap:1px}.rail-list:before{display:none}.rail-list button{display:flex;width:auto;padding:5px 7px;gap:3px}.rail-dot,.rail-copy{display:none}.rail-no{font-size:10.5px}.info-panel{right:12px;bottom:124px;left:12px;max-height:56vh;padding:17px 18px 14px}.device-panel{max-height:66vh}.panel-fab{right:12px;bottom:124px}.control-dock{right:10px;bottom:10px;left:10px;gap:6px 9px;max-width:none;padding:8px 10px;transform:none}.device-float{right:10px;bottom:96px;left:10px;width:auto;transform:none}.float-pairs{display:grid;grid-template-columns:minmax(0,1fr);gap:0}.float-pairs .iot-row{flex-wrap:nowrap;margin-top:7px}.float-pairs .iot-row+.iot-row{padding-left:0;border-left:none}.float-pairs .iot-row-label{flex:0 0 auto}.float-power .power-switch{padding:6px 10px}.has-device-card .panel-fab{display:none}.view-segmented button{padding:6px 8px}}@media(max-width:640px){.topbar{top:10px;left:10px;right:10px}.brand{max-width:calc(100vw - 142px)}.brand-prefix{display:none}.brand-title{font-size:15px;white-space:nowrap}.brand-title em{font-size:13px}.topbar-actions{gap:4px}.glass-btn{width:33px;height:33px}.glass-dot{position:absolute;margin:-13px 0 0 13px}.floor-rail{top:70px;right:10px;left:10px;padding:5px 7px;gap:4px}.rail-building{min-width:48px;padding:4px 7px}.rail-building b{font-size:9.5px}.rail-whole{padding:4px 7px}.rail-list button{padding:4px 6px}.control-dock{gap:5px 7px;padding:7px 8px}.explode-section{display:none}.view-segmented{gap:1px;padding:2px}.view-segmented button{padding:5px 6px;font-size:9.5px}.toggle-section{gap:0}.tool-toggle{padding:5px 6px;font-size:9.5px}.tool-toggle svg{width:14px;height:14px}.dock-actions{gap:0}.icon-btn{width:30px;height:30px}.info-panel{right:10px;bottom:92px;left:10px;max-height:59vh;padding:15px 16px 12px;border-radius:20px}.device-panel{max-height:69vh}.panel-fab{right:10px;bottom:92px}.floor-meta{gap:4px}.floor-meta strong{font-size:15px}.floor-meta span{font-size:8px}.device-title{font-size:22px}.iot-summary strong{font-size:16px}.iot-summary>div{padding:8px 7px}.iot-row{flex-wrap:wrap;gap:6px}.iot-row-label{flex:0 0 100%}.iot-segmented{width:100%}.iot-segmented button{flex:1;padding:5px 4px}.hvac-pin{font-size:8.5px;padding:4px 7px}}