*,.icon-button{position:relative}.overlay,.tooltip{opacity:0;visibility:hidden}#info-panel h3,#info-panel li,#info-panel ul ul{margin-bottom:8px}:root{--md-sys-color-primary-light:#006496;--md-sys-color-on-primary-light:#ffffff;--md-sys-color-primary-container-light:#cce5ff;--md-sys-color-on-primary-container-light:#001e31;--md-sys-color-secondary-light:#51606f;--md-sys-color-on-secondary-light:#ffffff;--md-sys-color-secondary-container-light:#d4e4f6;--md-sys-color-on-secondary-container-light:#0d1d2a;--md-sys-color-tertiary-light:#67587a;--md-sys-color-on-tertiary-light:#ffffff;--md-sys-color-tertiary-container-light:#ecdcff;--md-sys-color-on-tertiary-container-light:#221534;--md-sys-color-error-light:#ba1a1a;--md-sys-color-on-error-light:#ffffff;--md-sys-color-error-container-light:#ffdad6;--md-sys-color-on-error-container-light:#410002;--md-sys-color-background-light:#f8faff;--md-sys-color-on-background-light:#1a1c1e;--md-sys-color-surface-light:#f8faff;--md-sys-color-on-surface-light:#1a1c1e;--md-sys-color-surface-container-low-light:#f2f4f7;--md-sys-color-surface-variant-light:#dee3eb;--md-sys-color-on-surface-variant-light:#42474e;--md-sys-color-outline-light:#72777f;--md-sys-color-outline-variant-light:#c2c7cf;--md-sys-color-shadow-light:#000000;--md-sys-color-inverse-surface-light:#2f3133;--md-sys-color-inverse-on-surface-light:#f0f0f3;--md-sys-color-inverse-primary-light:#92ccff;--md-ref-typeface-plain:'Roboto Flex',sans-serif;--md-ref-typeface-mono:'Roboto Mono',monospace;--bg-color:var(--md-sys-color-background-light);--surface-color:var(--md-sys-color-surface-light);--primary-color:var(--md-sys-color-primary-light);--primary-variant:#00507a;--on-primary:var(--md-sys-color-on-primary-light);--text-color:var(--md-sys-color-on-surface-light);--text-color-secondary:var(--md-sys-color-on-surface-variant-light);--divider-color:var(--md-sys-color-outline-variant-light);--border-color:var(--md-sys-color-outline-variant-light);--input-border-color:var(--md-sys-color-outline-light);--error-color:var(--md-sys-color-error-light);--on-error-color:var(--md-sys-color-on-error-light);--shadow-color:var(--md-sys-color-shadow-light);--progress-bar-bg:var(--md-sys-color-surface-variant-light);--panel-shadow:0 8px 10px -5px rgba(0, 0, 0, 0.2),0 16px 24px 2px rgba(0, 0, 0, 0.14),0 6px 30px 5px rgba(0, 0, 0, 0.12);--font-sans:var(--md-ref-typeface-plain);--font-mono:var(--md-ref-typeface-mono);--hover-opacity:0.08;--focus-opacity:0.12;--pressed-opacity:0.12;--disabled-opacity:0.38;--disabled-container-opacity:0.12}[data-theme=dark]{--md-sys-color-primary-dark:#92ccff;--md-sys-color-on-primary-dark:#003450;--md-sys-color-primary-container-dark:#004b71;--md-sys-color-on-primary-container-dark:#cce5ff;--md-sys-color-secondary-dark:#b8c8da;--md-sys-color-on-secondary-dark:#23323f;--md-sys-color-secondary-container-dark:#394857;--md-sys-color-on-secondary-container-dark:#d4e4f6;--md-sys-color-tertiary-dark:#d0bfe7;--md-sys-color-on-tertiary-dark:#382a4a;--md-sys-color-tertiary-container-dark:#4f4161;--md-sys-color-on-tertiary-container-dark:#ecdcff;--md-sys-color-error-dark:#ffb4ab;--md-sys-color-on-error-dark:#690005;--md-sys-color-error-container-dark:#93000a;--md-sys-color-on-error-container-dark:#ffdad6;--md-sys-color-background-dark:#1a1c1e;--md-sys-color-on-background-dark:#e2e2e5;--md-sys-color-surface-dark:#1a1c1e;--md-sys-color-on-surface-dark:#e2e2e5;--md-sys-color-surface-container-low-dark:#1f2428;--md-sys-color-surface-variant-dark:#42474e;--md-sys-color-on-surface-variant-dark:#c2c7cf;--md-sys-color-outline-dark:#8c9199;--md-sys-color-outline-variant-dark:#42474e;--md-sys-color-shadow-dark:#000000;--md-sys-color-inverse-surface-dark:#e2e2e5;--md-sys-color-inverse-on-surface-dark:#1a1c1e;--md-sys-color-inverse-primary-dark:#006496;--bg-color:var(--md-sys-color-background-dark);--surface-color:var(--md-sys-color-surface-dark);--primary-color:var(--md-sys-color-primary-dark);--primary-variant:#b3d9ff;--on-primary:var(--md-sys-color-on-primary-dark);--text-color:var(--md-sys-color-on-surface-dark);--text-color-secondary:var(--md-sys-color-on-surface-variant-dark);--divider-color:var(--md-sys-color-outline-variant-dark);--border-color:var(--md-sys-color-outline-variant-dark);--input-border-color:var(--md-sys-color-outline-dark);--error-color:var(--md-sys-color-error-dark);--on-error-color:var(--md-sys-color-on-error-dark);--shadow-color:var(--md-sys-color-shadow-dark);--progress-bar-bg:var(--md-sys-color-surface-variant-dark);--panel-shadow:0 8px 10px -5px rgba(0, 0, 0, 0.4),0 16px 24px 2px rgba(0, 0, 0, 0.28),0 6px 30px 5px rgba(0, 0, 0, 0.24)}*{margin:0;padding:0;box-sizing:border-box;font-family:var(--font-sans);transition:background-color .3s,color .3s,border-color .3s,box-shadow .3s,fill .3s,opacity .3s;-webkit-tap-highlight-color:transparent}body,html{height:100%;width:100%;background-color:var(--bg-color);color:var(--text-color)}body{font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-container{display:flex;flex-direction:column;height:100%;max-width:100%}.header{display:flex;justify-content:space-between;align-items:center;padding:8px 4px 8px 16px;height:64px;border-bottom:1px solid var(--divider-color);flex-shrink:0;background-color:var(--surface-color);z-index:10}.header-title{font-weight:400;font-size:1.375rem;line-height:1.75rem;text-align:center;flex-grow:1;margin:0 8px;letter-spacing:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.icon-button{width:48px;height:48px;display:flex;justify-content:center;align-items:center;border:none;background-color:transparent;color:var(--text-color-secondary);border-radius:50%;cursor:pointer;padding:0;flex-shrink:0;overflow:hidden}.icon-button::after{content:'';position:absolute;top:50%;left:50%;width:5px;height:5px;background:currentColor;opacity:0;border-radius:50%;transform:scale(1) translate(-50%,-50%);transform-origin:50% 50%}.icon-button:active::after{transform:scale(15) translate(-50%,-50%);opacity:var(--pressed-opacity);transition:transform,opacity}.icon-button:hover,.language-dropdown-content a:hover{background-color:rgba(var(--text-color),var(--hover-opacity))}.icon-button:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px;background-color:rgba(var(--text-color),var(--focus-opacity))}.language-dropdown{position:relative;display:inline-block}.language-dropdown-content{display:none;position:absolute;right:0;top:100%;min-width:160px;z-index:1000;background-color:var(--surface-color);box-shadow:0 8px 16px 0 rgba(0,0,0,.2);border-radius:8px;border:1px solid var(--border-color);overflow:hidden;max-height:50vh;overflow-y:scroll}.language-dropdown-content a{color:var(--text-color);padding:12px 16px;text-decoration:none;display:block;font-size:.9rem;transition:background-color .2s}.language-dropdown:hover .language-dropdown-content{display:block}.material-symbols-outlined{display:inline-block;width:24px;height:24px;fill:currentColor;vertical-align:middle;color:inherit;user-select:none}.main-content{flex-grow:1;display:flex;flex-direction:column;align-items:center;padding:24px;overflow-y:scroll}.current-reading-wrapper{text-align:center;margin-bottom:16px;width:100%;position:static}.current-db-display{font-size:clamp(4.5rem, 20vw, 8rem);font-weight:200;line-height:1.1;color:var(--text-color);letter-spacing:-.025em;margin-bottom:4px;font-feature-settings:"tnum"}.control-button,.current-db-unit{font-weight:500;letter-spacing:.01em}.current-db-unit{font-size:clamp(1.1rem, 5vw, 1.75rem);color:var(--text-color-secondary);line-height:1}#clippingIndicator{position:absolute;top:8px;right:10%;background-color:var(--error-color);color:var(--on-error-color);font-size:.65rem;font-weight:500;padding:3px 6px;border-radius:4px;text-transform:uppercase;letter-spacing:.5px;opacity:0;transition:opacity .2s;pointer-events:none;z-index:5}#clippingIndicator.visible{opacity:1}.stats-and-progress{width:100%;max-width:600px;margin:20px auto;display:flex;flex-direction:column;gap:12px}.progress-bar-container{width:100%;height:8px;background-color:var(--progress-bar-bg);border-radius:4px;overflow:hidden;margin:0}.progress-bar{height:100%;width:0%;background-color:var(--primary-color);border-radius:4px;transition:width .2s linear,background-color .3s}.chart-container,.reading-box{border-radius:12px;box-shadow:0 1px 2px 0 rgba(var(--shadow-color),.1),0 1px 3px 1px rgba(var(--shadow-color),.08);background-color:var(--surface-color)}#levelDescription{font-size:.875rem;line-height:1.25rem;color:var(--text-color-secondary);text-align:center;margin-top:8px;height:1.25rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.stats-readings{display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:12px;width:100%;margin:0;text-align:center}.reading-box{padding:12px 16px}.reading-box .label{display:block;font-size:.75rem;line-height:1rem;font-weight:500;color:var(--text-color-secondary);margin-bottom:4px;text-transform:uppercase;letter-spacing:.04em}.reading-box .value{display:block;font-size:1.375rem;line-height:1.75rem;font-weight:500;color:var(--text-color);font-family:var(--font-mono);font-feature-settings:"tnum";white-space:nowrap}.chart-container{width:100%;max-width:700px;height:200px;min-height:160px;position:relative;margin:20px auto 0;overflow:hidden}#dbChart{display:block;width:100%;height:100%}.ad-container{margin:20px auto;width:100%;max-width:728px;display:block}.footer-link{color:var(--primary-color);text-decoration:none;transition:opacity .2s;font-size:.8rem}.footer-link:hover{opacity:.8;text-decoration:underline}.footer-divider{margin:0 6px;color:var(--text-color-secondary);font-size:.8rem}.footer{position:sticky;bottom:0;display:flex;justify-content:space-around;align-items:center;padding:8px 16px;height:80px;border-top:1px solid var(--divider-color);flex-shrink:0;background-color:var(--surface-color);z-index:999}.control-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 24px;font-size:.875rem;cursor:pointer;border:none;border-radius:20px;min-height:40px;text-align:center;transition:background-color .2s,box-shadow .2s,opacity .2s,color .2s,border-color .2s;appearance:none;overflow:hidden;white-space:nowrap}#info-panel h3,.reference-chart-container h2,.settings-label{font-weight:500;text-transform:uppercase;letter-spacing:.05em}.control-button .material-symbols-outlined{width:18px;height:18px;vertical-align:bottom}.control-button:disabled{opacity:var(--disabled-opacity);cursor:not-allowed;box-shadow:none;background-color:rgba(var(--text-color),var(--disabled-container-opacity));color:rgba(var(--text-color),var(--disabled-opacity))}.control-button.secondary:disabled{border-color:rgba(var(--text-color),var(--disabled-container-opacity));background-color:transparent;color:rgba(var(--text-color),var(--disabled-opacity));opacity:1}.control-button:disabled:hover{background-color:rgba(var(--text-color),var(--disabled-container-opacity))}.control-button.start,.control-button.stop{background-color:var(--primary-color);color:var(--on-primary);box-shadow:0 1px 2px 0 rgba(var(--shadow-color),.15),0 1px 3px 1px rgba(var(--shadow-color),.1)}.control-button.start:hover:not(:disabled),.control-button.stop:hover:not(:disabled){box-shadow:0 1px 3px 0 rgba(var(--shadow-color),.15),0 4px 8px 3px rgba(var(--shadow-color),.1);filter:brightness(95%)}[data-theme=dark] .control-button.start:hover:not(:disabled),[data-theme=dark] .control-button.stop:hover:not(:disabled){filter:brightness(110%)}.control-button.stop{background-color:var(--error-color);color:var(--on-error-color)}.control-button.secondary{background-color:transparent;color:var(--primary-color);border:1px solid var(--input-border-color)}.close-panel,.settings-label,.settings-label .info-icon{color:var(--text-color-secondary)}.control-button.secondary:hover:not(:disabled){background-color:rgba(var(--primary-color),var(--hover-opacity));border-color:var(--primary-color)}.side-panel{position:fixed;top:0;right:0;width:320px;max-width:90%;height:100vh;background-color:var(--surface-color);z-index:1000;transform:translateX(100%);transition:transform .3s cubic-bezier(.4, 0, .2, 1),box-shadow .3s cubic-bezier(.4, 0, .2, 1);display:flex;flex-direction:column;box-shadow:none;border-left:1px solid var(--divider-color)}.side-panel.active{transform:translateX(0);box-shadow:var(--panel-shadow)}.panel-header{display:flex;justify-content:space-between;align-items:center;padding:16px 4px 16px 24px;height:64px;border-bottom:1px solid var(--divider-color);flex-shrink:0}.panel-title{font-size:1.125rem;line-height:1.5rem;font-weight:500}.panel-content{padding:16px 24px;overflow-y:auto;flex-grow:1;-webkit-overflow-scrolling:touch}.panel-footer{padding:16px 24px;border-top:1px solid var(--divider-color);flex-shrink:0;text-align:right}.settings-group{margin-bottom:28px}#info-panel p,.settings-label{margin-bottom:12px}.settings-label{display:flex;align-items:center;gap:8px;font-size:.75rem}.settings-label .info-icon{width:16px;height:16px;cursor:help}.calibration-controls{display:flex;align-items:center;gap:16px;margin-bottom:4px}.calibration-controls input[type=number]{width:80px;flex-shrink:0;text-align:right}.calibration-controls input[type=range]{flex-grow:1;height:20px}.settings-input,.settings-select{width:100%;padding:16px;border-radius:4px;border:1px solid var(--input-border-color);background-color:transparent;color:var(--text-color);font-size:1rem;line-height:1.5rem;margin-bottom:4px;transition:border-color .2s,background-color .2s,color .2s;appearance:none;-webkit-appearance:none;-moz-appearance:none;height:56px;box-sizing:border-box}.disclaimer,.explanation{color:var(--text-color-secondary)}.settings-select{background-repeat:no-repeat;background-position:right 12px center;background-size:24px;padding-right:40px}.settings-input:focus,.settings-select:focus{outline:0;border:2px solid var(--primary-color);padding:15px}.settings-input[type=number]{-moz-appearance:textfield}.settings-input[type=number]::-webkit-inner-spin-button,.settings-input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=range]{appearance:none;-webkit-appearance:none;width:100%;height:4px;background:var(--md-sys-color-surface-variant-light);border-radius:2px;cursor:pointer;margin:8px 0;display:block}[data-theme=dark] input[type=range]{background:var(--md-sys-color-surface-variant-dark)}input[type=range]::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:20px;height:20px;background:var(--primary-color);border-radius:50%;border:none;cursor:pointer;box-shadow:0 1px 3px rgba(var(--shadow-color),.4);margin-top:0}input[type=range]::-moz-range-thumb{width:20px;height:20px;background:var(--primary-color);border-radius:50%;border:none;cursor:pointer;box-shadow:0 1px 3px rgba(var(--shadow-color),.4)}input[type=range]:focus{outline:0}input[type=range]:focus::-webkit-slider-thumb{box-shadow:0 0 0 4px rgba(var(--primary-color),.3)}input[type=range]:focus::-moz-range-thumb{box-shadow:0 0 0 4px rgba(var(--primary-color),.3)}.explanation{font-size:.75rem;line-height:1.4;padding:4px 0 0}.disclaimer{font-size:.8rem;line-height:1.5;padding:12px;margin-top:16px;border:1px dashed var(--divider-color);border-radius:8px;background-color:rgba(var(--text-color-secondary),.05)}#info-panel p strong,.disclaimer strong{color:var(--text-color);font-weight:500}.tooltip-container{position:relative;display:inline-block;vertical-align:middle}.tooltip,.tooltip::after{position:absolute;left:50%}.tooltip-trigger{cursor:help}.tooltip{bottom:130%;transform:translateX(-50%);background-color:var(--md-sys-color-inverse-surface-light);color:var(--md-sys-color-inverse-on-surface-light);padding:6px 10px;border-radius:4px;font-size:.75rem;line-height:1.3;white-space:pre-wrap;max-width:250px;z-index:1010;transition:opacity .2s,visibility .2s;pointer-events:none;box-shadow:0 1px 3px rgba(0,0,0,.2)}[data-theme=dark] .tooltip{background-color:var(--md-sys-color-inverse-surface-dark);color:var(--md-sys-color-inverse-on-surface-dark)}.tooltip-trigger:focus+.tooltip,.tooltip-trigger:hover+.tooltip{opacity:.95;visibility:visible}.tooltip::after{content:'';top:100%;margin-left:-5px;border-width:5px;border-style:solid;border-color:var(--md-sys-color-inverse-surface-light) transparent transparent transparent}[data-theme=dark] .tooltip::after{border-top-color:var(--md-sys-color-inverse-surface-dark)}.overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.5);backdrop-filter:blur(3px);z-index:999;transition:opacity .3s ease-in-out,visibility .3s ease-in-out}#info-panel,.reference-chart-container{background-color:var(--surface-color)}.overlay.active{opacity:1;visibility:visible}.reference-chart-container{width:100%;max-width:600px;margin:20px auto 0;padding:16px;border-radius:12px;box-shadow:0 1px 2px 0 rgba(var(--shadow-color),.1),0 1px 3px 1px rgba(var(--shadow-color),.08)}.reference-chart-container h2{font-size:.875rem;color:var(--text-color-secondary);margin-bottom:12px;text-align:center}.reference-chart-list{list-style:none;padding:0;margin:0}.reference-chart-item{display:flex;align-items:center;margin-bottom:6px;font-size:.875rem;line-height:1.25rem}.reference-chart-color{width:16px;height:16px;border-radius:3px;margin-right:10px;flex-shrink:0;border:1px solid rgba(var(--shadow-color),.1)}.reference-chart-level{font-weight:500;color:var(--text-color);min-width:50px;text-align:right;margin-right:8px;font-family:var(--font-mono)}#info-panel h3,#info-panel p,.reference-chart-desc{color:var(--text-color-secondary)}.reference-chart-desc{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}#info-panel .panel-content{font-size:.9rem;line-height:1.6}#info-panel h3{font-size:.875rem;margin-top:20px;padding-bottom:4px;border-bottom:1px solid var(--divider-color)}#info-panel ul{list-style:disc;margin-left:20px;margin-bottom:16px;padding-left:5px}#info-panel ul ul{margin-top:6px}#info-panel code{background-color:rgba(var(--text-color-secondary),.1);padding:1px 4px;border-radius:3px;font-size:.85em;font-family:var(--font-mono)}@media (max-width:600px){.ad-container{margin:16px auto}.header{height:56px;padding:4px 8px 4px 16px}.header-title{font-size:1.25rem;margin:0 8px}.icon-button{width:40px;height:40px}.language-dropdown-content{right:-40px}.material-symbols-outlined{width:20px;height:20px}.main-content{padding:16px}.current-db-display{font-size:clamp(3.5rem, 18vw, 6.5rem)}.current-db-unit{font-size:clamp(1rem, 4.5vw, 1.5rem)}.footer-divider,.footer-link,.footer-links{font-size:.7rem}#clippingIndicator{font-size:.6rem;padding:2px 4px;top:4px;right:5%}.stats-and-progress{gap:10px}.stats-readings{gap:8px;grid-template-columns:repeat(auto-fit,minmax(80px,1fr))}.reading-box{padding:8px 10px;border-radius:8px}.reading-box .value{font-size:1.1rem}.chart-container{height:160px;min-height:120px}.footer-divider{margin:0 4px}.footer{height:72px;padding:4px 8px}.control-button{padding:8px 16px;font-size:.8125rem;min-height:36px;border-radius:18px}.control-button .material-symbols-outlined{width:16px;height:16px}.side-panel{width:280px}.panel-content{padding:12px 16px}.settings-group{margin-bottom:20px}.settings-input,.settings-select{padding:14px;font-size:.95rem;height:50px}.settings-input:focus,.settings-select:focus{padding:13px}.explanation{font-size:.7rem;padding:4px 0 0}.calibration-controls{flex-direction:column;align-items:stretch;gap:8px}.calibration-controls input[type=number]{width:100%}.reference-chart-container{padding:12px;margin-top:16px}.reference-chart-item{font-size:.8rem}.reference-chart-level{min-width:40px}}@media (max-height:550px) and (max-width:900px) and (orientation:landscape){.ad-container{margin:12px auto}.app-container{height:100%}.main-content{flex-direction:row;justify-content:space-evenly;align-items:center;padding:12px;overflow:hidden;gap:16px}.current-reading-wrapper{margin-bottom:0;flex:0 0 30%;text-align:center;align-self:center}.current-db-display{font-size:clamp(2.5rem, 10vh, 3.5rem)}.current-db-unit{font-size:clamp(.8rem, 3vh, 1rem)}#clippingIndicator{top:0;right:0;font-size:.55rem}.chart-container{height:auto;margin:0;flex:1 1 40%;min-height:100px;align-self:stretch}.stats-and-progress{flex-direction:column;flex:0 0 25%;padding:0;justify-content:center;align-self:stretch;gap:8px;margin:0;max-width:180px}.progress-bar-container{width:100%;margin:0;height:5px;order:-1}#levelDescription,.control-button span:not(.material-symbols-outlined),.reference-chart-container{display:none}.stats-readings{grid-template-columns:1fr 1fr;gap:6px;margin:0;width:100%;max-width:none}.reading-box{padding:6px 8px;border-radius:6px}.reading-box .label{font-size:.6rem;margin-bottom:1px}.reading-box .value{font-size:.8rem}.footer{height:56px;padding:4px 8px}.control-button{min-width:50px;padding:6px 12px;font-size:.75rem;min-height:32px;border-radius:16px;gap:4px}.control-button .material-symbols-outlined{margin:0;width:18px;height:18px}}