:root{color:#18212b;font-synthesis:none;--accent:#168c86;--soft:#edf8f7;--muted:#737d88;--surface:#fff;--line:#edf0f3;--radius:18px;-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;background:#f5f6f8;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{touch-action:pan-x pan-y}body{margin:0}body,button,a,dialog{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}html,body,#root{overscroll-behavior:none;min-height:100%}input,textarea{-webkit-user-select:text;user-select:text;-webkit-touch-callout:default}button,input,select,textarea{font:inherit}button{cursor:pointer;background:var(--soft);color:var(--accent);touch-action:manipulation;border:0;border-radius:12px;min-height:44px;padding:10px 14px}button:active:not(:disabled){filter:brightness(.93)}button:disabled{opacity:.45;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible{outline-offset:3px;outline:3px solid #40a7a0}svg{stroke-width:1.65px;flex-shrink:0;width:22px;height:22px}h1,h2,p{margin:0}h1{letter-spacing:-.5px;font-size:24px;line-height:1.3}h2{font-size:18px;font-weight:650;line-height:1.4}p{color:var(--muted);line-height:1.6}strong{font-weight:600}small{color:var(--muted);font-size:12px;line-height:1.5}.app-shell{max-width:760px;padding:18px 14px calc(90px + env(safe-area-inset-bottom));padding-top:calc(18px + env(safe-area-inset-top));min-height:100dvh;margin:auto}.home-header{align-items:center;gap:12px;margin-bottom:22px;display:flex}.home-header h1{overflow-wrap:anywhere;min-width:0}.connection-status{color:var(--muted);white-space:nowrap;flex-shrink:0;align-items:center;gap:6px;font-size:12px;display:inline-flex}.connection-status i{background:#12a78a;border-radius:50%;width:7px;height:7px}.connection-status.offline i{background:#a6abb1}.offline-tip,.error{color:#835517;background:#fff3e5;border-radius:14px;margin:12px 0;padding:14px;font-size:14px;line-height:1.6}.offline-tip{align-items:center;gap:8px;display:flex}.error{color:#a63f39;background:#fff0ef}.transit-section,.devices-section{margin-bottom:22px}.transit-section>h2,.devices-section>h2{margin:0 4px 10px}.device-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.device-card{border-radius:var(--radius);background:#fff;min-width:0;padding:12px}.device-summary{text-align:left;width:100%;color:inherit;background:0 0;border-radius:8px;padding:4px 2px 12px;display:block}.device-symbol{color:#293c48;width:36px;height:36px;margin:4px 0 14px}.device-name{align-items:center;gap:2px;margin-bottom:5px;display:flex}.device-name strong{overflow-wrap:anywhere;flex:1;font-size:15px}.device-name svg{width:16px;height:16px;color:var(--muted)}.device-summary small{font-size:12px;display:block}.curtain-buttons{border-top:1px solid var(--line);gap:5px;padding-top:10px;display:flex}.curtain-buttons button{flex:1;min-width:0;padding:10px 0;font-size:13px}.curtain-buttons .stop,.primary{background:var(--accent);color:#fff}.curtain-slider{margin:22px 0;display:block}.curtain-slider>span{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.curtain-slider b{font-size:32px}.curtain-slider input{width:100%;min-height:44px;accent-color:var(--accent);touch-action:pan-y;padding:0}.empty{text-align:center;color:var(--muted);border-radius:var(--radius);background:#fff;padding:22px 16px;font-size:14px}.empty button{margin-left:12px}nav{z-index:3;border-top:1px solid var(--line);width:100%;max-width:760px;padding:5px 14px calc(5px + env(safe-area-inset-bottom));background:#fff;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}nav button{color:#838b95;background:0 0;border-radius:10px;flex-direction:column;flex:1;align-items:center;gap:3px;min-height:56px;padding:7px;font-size:12px;display:flex}nav button.active{color:var(--accent)}nav button.active svg{stroke-width:2.3px}.toast{text-align:center;z-index:8;bottom:calc(80px + env(safe-area-inset-bottom));color:#fff;background:#253b40;border-radius:12px;width:max-content;max-width:calc(100% - 32px);padding:14px 18px;font-size:14px;line-height:1.5;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 4px 20px #18212b15}.sheet{width:100%;max-width:560px;max-height:85dvh;color:inherit;overscroll-behavior:contain;background:#fff;border:0;border-radius:24px 24px 0 0;margin:auto auto 0;padding:0;overflow:auto}.sheet::backdrop{background:#13202a55}.sheet-content{padding:18px 20px calc(24px + env(safe-area-inset-bottom))}.sheet-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.sheet-heading h2{overflow-wrap:anywhere}.sheet-heading button{width:44px;color:var(--muted);background:#f4f6f8;flex-shrink:0;place-items:center;padding:0;display:grid}.action strong{color:#23383a;overflow-wrap:anywhere}.action-icon{display:flex}.sheet-content>.curtain-buttons button{min-height:48px;font-size:15px}.setup-shell{min-height:auto}.setup-shell>header{display:none}.setup-panel{background:#fff;border-radius:22px;max-width:430px;margin:36px auto;padding:26px}.setup-mark{background:var(--soft);width:52px;height:52px;color:var(--accent);border-radius:16px;place-items:center;margin-bottom:18px;display:grid}.setup-panel form{margin-top:24px}.setup-panel label{margin-bottom:18px;font-size:14px;display:block}.setup-panel input{width:100%;margin-top:8px;display:block}input{color:inherit;background:#f8f9fa;border:1px solid #e0e5e8;border-radius:12px;min-width:0;padding:13px;font-size:16px}.setup-panel 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h2{margin-bottom:8px}.share-result p{font-size:13px}.share-result img{width:220px;max-width:100%;height:auto;margin:16px auto}.link-row{align-items:center;gap:8px;display:flex}.link-row>svg{display:none}.link-row input{width:100%;font-size:12px}.link-row button{flex-shrink:0;padding:10px}.share-history{margin-top:24px}.section-heading{align-items:center;gap:10px;margin-bottom:12px;display:flex}.section-heading p{margin-top:4px;font-size:12px}.share-item{border-bottom:1px solid var(--line);background:#fff;align-items:center;gap:12px;padding:16px;display:flex}.share-item>div{flex:1;min-width:0}.share-item strong{overflow-wrap:anywhere;font-size:14px}.share-item p{margin-top:6px;font-size:12px}.revoke{color:#a84640;background:#fff1f0;flex-shrink:0;align-items:center;gap:5px;font-size:12px;display:flex}.revoke svg{width:16px}.visitor-shell>header{margin-bottom:22px}.visitor-shell>header h1{font-size:20px}.visitor-shell>header 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