/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:"Inter", "Inter Variable", system-ui, -apple-system, sans-serif;--font-mono:"JetBrains Mono", "JetBrains Mono Variable", "Cascadia Code", "Fira Code", monospace;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-xl:12px;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 2px 8px #00000014;--shadow-lg:0 4px 16px #0000001a;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono);--color-bg:#f7f8fa;--color-surface:#fff;--color-text:#1a1b1e;--color-text-secondary:#5f6167;--color-text-muted:#8e9099;--color-border:#d4d6db;--color-border-subtle:#e8e9ec;--color-accent:#2563eb;--color-accent-hover:#1d4ed8;--color-accent-subtle:#dbeafe;--color-guide:#dc2626;--color-guide-subtle:#dc262626;--color-crosshair:#2563eb;--color-success:#16a34a;--font-size-xs:.6875rem;--font-size-sm:.75rem;--font-size-base:.875rem;--font-size-md:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:2rem;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:.75rem;--spacing-lg:1rem;--spacing-xl:1.5rem;--spacing-2xl:2rem;--spacing-3xl:3rem;--transition-fast:.12s ease;--transition-base:.2s ease;--z-ruler:1;--z-guides:10;--z-toolbar:100;--z-panel:200;--z-tooltip:400}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.fixed{position:fixed}.relative{position:relative}.static{position:static}.container{width:100%}@media (width>=40rem){.container{max-width:40rem}}@media (width>=48rem){.container{max-width:48rem}}@media (width>=64rem){.container{max-width:64rem}}@media (width>=80rem){.container{max-width:80rem}}@media (width>=96rem){.container{max-width:96rem}}.block{display:block}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.flex-shrink{flex-shrink:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.flex-wrap{flex-wrap:wrap}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.drop-shadow{--tw-drop-shadow-size:drop-shadow(0 1px 2px var(--tw-drop-shadow-color,#0000001a)) drop-shadow(0 1px 1px var(--tw-drop-shadow-color,#0000000f));--tw-drop-shadow:drop-shadow(0 1px 2px #0000001a) drop-shadow(0 1px 1px #0000000f);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}.dark{--color-bg:#0a0a0b;--color-surface:#141416;--color-surface-elevated:#1c1c1f;--color-text:#e8e9ec;--color-text-secondary:#a0a2aa;--color-text-muted:#6b6d75;--color-border:#2c2d31;--color-border-subtle:#1f2023;--color-ruler-tick:#cbcdd4;--color-ruler-tick-minor:#5f6167;--color-ruler-bg:#141416;--color-accent:#3b82f6;--color-accent-hover:#60a5fa;--color-accent-subtle:#3b82f626;--color-guide:#ef4444;--color-guide-subtle:#ef444426;--color-crosshair:#3b82f6;--color-success:#22c55e;--color-warning:#f59e0b;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 2px 8px #0006;--shadow-lg:0 4px 16px #00000080}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;scroll-behavior:smooth;color-scheme:light;font-size:16px;line-height:1.5}html.dark{color-scheme:dark}body{background-color:var(--color-bg);color:var(--color-text);min-height:100vh;transition:background-color var(--transition-base), color var(--transition-base)}@font-face{font-family:Inter;font-style:normal;font-weight:100 900;font-display:swap;src:url(/fonts/Inter-Variable.woff2)format("woff2")}@font-face{font-family:JetBrains Mono;font-style:normal;font-weight:100 800;font-display:swap;src:url(/fonts/JetBrainsMono-Variable.woff2)format("woff2")}.font-readout{font-family:var(--font-mono);font-feature-settings:"tnum" 1, "zero" 1;font-variant-numeric:tabular-nums slashed-zero;letter-spacing:-.01em}.text-primary{color:var(--color-text)}.text-secondary{color:var(--color-text-secondary)}.text-muted{color:var(--color-text-muted)}.ruler-canvas{width:100vw;height:100vh;z-index:var(--z-ruler);pointer-events:none;position:fixed;top:0;left:0}.ruler-canvas.interactive{pointer-events:auto;cursor:crosshair}.guide-line{z-index:var(--z-guides);cursor:move;position:absolute}.guide-line-h{background:var(--color-guide);width:100%;height:1px;box-shadow:0 0 0 1px var(--color-guide-subtle)}.guide-line-v{background:var(--color-guide);width:1px;height:100%;box-shadow:0 0 0 1px var(--color-guide-subtle)}.toolbar{height:48px;z-index:var(--z-toolbar);background:var(--color-surface);border-bottom:1px solid var(--color-border);padding:0 var(--spacing-lg);align-items:center;gap:var(--spacing-sm);box-shadow:var(--shadow-sm);transition:background-color var(--transition-base), border-color var(--transition-base);-webkit-overflow-scrolling:touch;scrollbar-width:none;display:flex;position:fixed;top:0;left:0;right:0;overflow:auto hidden}.toolbar::-webkit-scrollbar{display:none}.toolbar>*{flex-shrink:0}.toolbar.toolbar-docked-center{border-radius:var(--radius-xl);border:1px solid var(--color-border);width:100%;max-width:680px;height:auto;min-height:40px;box-shadow:var(--shadow-sm);box-sizing:border-box;z-index:10;flex-wrap:wrap;justify-content:center;align-items:center;gap:4px;margin:.5rem auto 1rem;padding:.4rem .65rem;display:flex;position:relative;top:auto;left:auto;right:auto;overflow-x:hidden}.toolbar.toolbar-docked-center>div[style*=flex\:1]{display:none!important}@media (width<=640px){.toolbar.toolbar-docked-center{border-radius:var(--radius-md);box-sizing:border-box;gap:3px 4px;width:100%;max-width:100%;padding:.35rem;overflow-x:hidden}.toolbar.toolbar-docked-center .toolbar-separator{display:none!important}.toolbar.toolbar-docked-center .btn-tool{min-width:28px;height:28px;padding:0 4px;font-size:11px}.toolbar.toolbar-docked-center .btn-tool svg{width:14px;height:14px}.toolbar.toolbar-docked-center .shortcut-hint{display:none!important}.toolbar.toolbar-docked-center .toolbar-group{flex-shrink:0;gap:2px}.toolbar.toolbar-docked-center .readout{height:28px;padding:2px 6px;font-size:11px}}.toolbar-group{align-items:center;gap:var(--spacing-xs);display:flex}.toolbar-separator{background:var(--color-border);width:1px;height:24px;margin:0 var(--spacing-sm)}.btn-tool{min-width:32px;height:32px;padding:0 var(--spacing-sm);border-radius:var(--radius-md);color:var(--color-text-secondary);font-family:var(--font-sans);font-size:var(--font-size-sm);cursor:pointer;transition:all var(--transition-fast);-webkit-user-select:none;user-select:none;background:0 0;border:1px solid #0000;justify-content:center;align-items:center;display:inline-flex;position:relative}.btn-tool:hover{background:var(--color-border-subtle);color:var(--color-text)}.btn-tool:focus-visible{outline:2px solid var(--color-accent);outline-offset:1px}.btn-tool.active{background:var(--color-accent-subtle);color:var(--color-accent);border-color:var(--color-accent)}.btn-tool .shortcut-hint{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-left:var(--spacing-xs);opacity:.6}.btn-primary{height:36px;padding:0 var(--spacing-lg);border-radius:var(--radius-md);background:var(--color-accent);color:#fff;font-family:var(--font-sans);font-size:var(--font-size-sm);cursor:pointer;transition:background-color var(--transition-fast);-webkit-user-select:none;user-select:none;border:none;justify-content:center;align-items:center;font-weight:500;display:inline-flex}.btn-primary:hover{background:var(--color-accent-hover)}.btn-primary:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.app-tooltip{z-index:var(--z-tooltip);pointer-events:none;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-md);opacity:0;backdrop-filter:blur(8px);min-width:140px;max-width:280px;padding:6px 10px;transition:opacity .12s,transform .12s;position:fixed;transform:translateY(-4px)}.app-tooltip.visible{opacity:1;transform:translateY(0)}.app-tooltip-header{justify-content:space-between;align-items:center;gap:8px;margin-bottom:2px;display:flex}.app-tooltip-title{font-size:var(--font-size-xs);color:var(--color-text);font-weight:600;line-height:1.2}.app-tooltip-key{font-family:var(--font-mono);background:var(--color-accent-subtle);color:var(--color-accent);border:1px solid #2563eb40;border-radius:3px;padding:1px 5px;font-size:10px;font-weight:600;line-height:1.3}.app-tooltip-desc{color:var(--color-text-secondary);font-size:11px;line-height:1.35}.app-tooltip-arrow{background:var(--color-surface);border-left:1px solid var(--color-border);border-top:1px solid var(--color-border);width:8px;height:8px;position:absolute;top:-5px;transform:rotate(45deg)}.app-tooltip.placement-top .app-tooltip-arrow{border-top:none;border-left:none;border-right:1px solid var(--color-border);border-bottom:1px solid var(--color-border);top:auto;bottom:-5px}.panel{z-index:var(--z-panel);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--spacing-xl);width:calc(100vw - 2rem);max-width:420px;transition:background-color var(--transition-base), border-color var(--transition-base);position:fixed}.panel-title{font-size:var(--font-size-md);color:var(--color-text);margin-bottom:var(--spacing-lg);font-weight:600}.modal-backdrop{z-index:calc(var(--z-panel) - 1);background:#0006;position:fixed;inset:0}.dark .modal-backdrop{background:#0009}.calibration-card{border:2px dashed var(--color-accent);border-radius:var(--radius-lg);transition:border-color var(--transition-base);position:relative}.calibration-card:after{content:"Credit card";font-size:var(--font-size-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.readout{font-family:var(--font-mono);font-feature-settings:"tnum" 1, "zero" 1;font-variant-numeric:tabular-nums slashed-zero;font-size:var(--font-size-lg);color:var(--color-text);background:var(--color-surface);padding:var(--spacing-xs) var(--spacing-sm);border:1px solid var(--color-border);border-radius:var(--radius-sm);white-space:nowrap;font-weight:500}.readout .unit{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-left:2px}.content-section{max-width:780px;padding:9.5rem calc(var(--ruler-right-offset,0px) + 1.25rem) calc(var(--ruler-bottom-offset,0px) + 3rem) calc(var(--ruler-left-offset,0px) + 1.25rem);box-sizing:border-box;margin:0 auto;transition:padding .15s}.content-section h1{font-size:var(--font-size-3xl);margin-bottom:var(--spacing-lg);color:var(--color-text);font-weight:700;line-height:1.2}.content-section h2{font-size:var(--font-size-xl);margin-top:var(--spacing-3xl);margin-bottom:var(--spacing-md);color:var(--color-text);padding-bottom:var(--spacing-sm);border-bottom:1px solid var(--color-border-subtle);font-weight:600;line-height:1.3}.content-section h3{font-size:var(--font-size-md);margin-top:var(--spacing-2xl);margin-bottom:var(--spacing-sm);color:var(--color-text);font-weight:600}.content-section p{font-size:var(--font-size-base);color:var(--color-text-secondary);margin-bottom:var(--spacing-lg);line-height:1.7}.content-section ul,.content-section ol{margin-bottom:var(--spacing-lg);padding-left:var(--spacing-xl)}.content-section li{font-size:var(--font-size-base);color:var(--color-text-secondary);margin-bottom:var(--spacing-sm);line-height:1.7}.faq-item{border-bottom:1px solid var(--color-border-subtle);padding:var(--spacing-lg) 0}.faq-item summary{cursor:pointer;color:var(--color-text);font-weight:500;font-size:var(--font-size-base);align-items:center;gap:var(--spacing-sm);list-style:none;display:flex}.faq-item summary:before{content:"+";font-family:var(--font-mono);font-size:var(--font-size-md);color:var(--color-accent);text-align:center;width:1.25em;transition:transform var(--transition-fast);flex-shrink:0}.faq-item[open] summary:before{content:"−"}.faq-item .faq-answer{padding-top:var(--spacing-md);padding-left:calc(1.25em + var(--spacing-sm));color:var(--color-text-secondary);font-size:var(--font-size-base);line-height:1.7}.site-footer{border-top:1px solid var(--color-border-subtle);padding:var(--spacing-2xl) calc(44px + 1.25rem) calc(44px + 2.5rem);text-align:center;color:var(--color-text-muted);font-size:var(--font-size-sm);box-sizing:border-box;max-width:100%}.site-footer a{color:var(--color-text-secondary);transition:color var(--transition-fast);text-decoration:none}.site-footer a:hover{color:var(--color-text)}.footer-links{margin-bottom:var(--spacing-md);flex-wrap:wrap;justify-content:center;gap:.75rem 1.25rem;max-width:100%;display:flex}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.all-sides-hero-container{flex-direction:column;align-items:center;width:100%;margin-bottom:1.25rem;display:flex}.btn-all-sides{background:var(--color-surface);border:1.5px solid var(--color-accent);cursor:pointer;height:38px;transition:all var(--transition-fast);box-shadow:var(--shadow-sm);-webkit-user-select:none;user-select:none;border-radius:9999px;justify-content:center;align-items:center;gap:.6rem;padding:0 1.15rem;display:inline-flex}.btn-all-sides:hover{background:var(--color-accent-subtle);border-color:var(--color-accent-hover);box-shadow:var(--shadow-md);transform:translateY(-1px)}.btn-all-sides.active{background:var(--color-accent-subtle);color:var(--color-accent);border-color:var(--color-accent);box-shadow:0 2px 10px #2563eb26}.dark .btn-all-sides{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text-secondary)}.dark .btn-all-sides:hover{background:var(--color-surface-hover);border-color:var(--color-text-muted);color:var(--color-text)}.dark .btn-all-sides.active{color:#93c5fd;background:#2563eb2e;border-color:#60a5fa80;box-shadow:0 2px 10px #0000004d}.dark .btn-all-sides.active .btn-all-sides-icon{color:#60a5fa}.btn-all-sides-icon{width:16px;height:16px;color:var(--color-accent);flex-shrink:0}.btn-all-sides.active .btn-all-sides-icon{color:var(--color-accent)}.btn-all-sides-title{font-size:var(--font-size-sm);color:var(--color-text);white-space:nowrap;font-weight:600}.btn-all-sides.active .btn-all-sides-title{color:var(--color-accent)}.dark .btn-all-sides.active .btn-all-sides-title{color:#93c5fd}.btn-all-sides-badge{font-family:var(--font-mono);background:var(--color-accent);color:#fff;white-space:nowrap;border-radius:9999px;flex-shrink:0;justify-content:center;align-items:center;padding:2px 8px;font-size:11px;font-weight:600;line-height:1.2;display:inline-flex}.btn-all-sides.active .btn-all-sides-badge{background:var(--color-accent);color:#fff}.manual-scale-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:100%;max-width:530px;box-shadow:var(--shadow-sm);box-sizing:border-box;margin-top:.85rem;margin-bottom:.5rem;padding:.95rem 1.15rem}.dark .manual-scale-card{background:var(--color-surface);border-color:var(--color-border)}.manual-scale-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:.75rem;display:flex}.manual-scale-title-group{color:var(--color-text);font-weight:600;font-size:var(--font-size-sm);align-items:center;gap:.45rem;display:flex}.manual-scale-icon{color:var(--color-accent);flex-shrink:0}.manual-scale-readouts{flex-wrap:wrap;align-items:center;gap:.35rem;display:flex}.hero-screen-auto-pill{font-family:var(--font-mono);color:var(--color-success);white-space:nowrap;background:#16a34a1f;border:1px solid #16a34a40;border-radius:9999px;padding:2px 6px;font-size:10px;font-weight:600}.manual-scale-eq{font-family:var(--font-mono);color:var(--color-text-secondary);background:var(--color-bg);border-radius:var(--radius-sm);border:1px solid var(--color-border-subtle);white-space:nowrap;padding:2px 7px;font-size:11px}.manual-scale-badge{font-family:var(--font-mono);color:#fff;background:var(--color-accent);border-radius:var(--radius-sm);white-space:nowrap;padding:2px 7px;font-size:11px;font-weight:700}.btn-toggle-scale-card{font-family:var(--font-sans);border:1px solid var(--color-accent);background:var(--color-accent-subtle);color:var(--color-accent);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;-webkit-user-select:none;user-select:none;border-radius:9999px;align-items:center;gap:.3rem;padding:2px 8px;font-size:11px;font-weight:600;display:inline-flex}.btn-toggle-scale-card:hover{background:var(--color-accent);color:#fff}.btn-toggle-scale-card.is-collapsed{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn-toggle-scale-card.is-collapsed:hover{background:var(--color-accent-subtle);border-color:var(--color-accent);color:var(--color-accent)}.dark .btn-toggle-scale-card{color:#93c5fd;background:#2563eb26;border-color:#60a5fa66}.dark .btn-toggle-scale-card:hover{background:var(--color-accent);color:#fff}.dark .btn-toggle-scale-card.is-collapsed{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text-secondary)}.dark .btn-toggle-scale-card.is-collapsed:hover{border-color:var(--color-accent);color:#93c5fd;background:#2563eb33}.manual-scale-body.is-hidden{display:none!important}.manual-scale-card.is-collapsed{padding-top:.55rem;padding-bottom:.55rem}.manual-scale-card.is-collapsed .manual-scale-header{margin-bottom:0}.manual-scale-footer-action{border-top:1px dashed var(--color-border-subtle);justify-content:center;margin-top:.5rem;padding-top:.6rem;display:flex}.btn-take-hide-bottom{background:var(--color-accent);color:#fff;border-radius:var(--radius-md);width:100%;max-width:260px;height:36px;font-family:var(--font-sans);cursor:pointer;transition:all var(--transition-fast);border:none;justify-content:center;align-items:center;gap:.45rem;font-size:12px;font-weight:600;display:inline-flex;box-shadow:0 2px 6px #2563eb40}.btn-take-hide-bottom:hover{background:var(--color-accent-hover);transform:translateY(-1px);box-shadow:0 4px 10px #2563eb59}.manual-scale-body{flex-direction:column;gap:.75rem;display:flex}.screen-size-row{background:var(--color-bg);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;padding:.55rem .75rem;display:flex}.screen-size-label{color:var(--color-text);white-space:nowrap;align-items:center;gap:.4rem;font-size:12px;font-weight:500;display:flex}.screen-size-label svg{color:var(--color-accent);flex-shrink:0}.screen-size-controls{flex-wrap:wrap;align-items:center;gap:.5rem;display:flex}.screen-size-input-wrap{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);box-sizing:border-box;align-items:center;width:auto;height:30px;padding:0 6px 0 8px;display:inline-flex}.hero-screen-diagonal-input{width:48px;height:28px;color:var(--color-text);font-family:var(--font-mono);text-align:right;-moz-appearance:textfield;background:0 0;border:none;outline:none;padding:0;font-size:12px;font-weight:600}.hero-screen-diagonal-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.hero-screen-diagonal-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.hero-screen-diagonal-unit{font-family:var(--font-mono);color:var(--color-text-muted);pointer-events:none;white-space:nowrap;margin-left:4px;font-size:11px;position:static}.hero-screen-res-hint{font-family:var(--font-mono);color:var(--color-text-muted);background:var(--color-surface);border:1px solid var(--color-border-subtle);border-radius:var(--radius-sm);white-space:nowrap;padding:2px 6px;font-size:10px}.manual-scale-slider-row{align-items:center;gap:.5rem;width:100%;display:flex}.btn-scale-step{border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface);cursor:pointer;width:32px;height:32px;color:var(--color-text);transition:all var(--transition-fast);flex-shrink:0;justify-content:center;align-items:center;display:flex}.btn-scale-step:hover{background:var(--color-accent-subtle);border-color:var(--color-accent);color:var(--color-accent)}.dark .btn-scale-step{background:var(--color-bg);border-color:var(--color-border);color:var(--color-text-secondary)}.dark .btn-scale-step:hover{border-color:var(--color-accent);color:#93c5fd;background:#2563eb33}.manual-scale-slider-wrap{flex:1;align-items:center;min-width:80px;display:flex;position:relative}.hero-scale-slider{appearance:none;background:var(--color-border);cursor:pointer;border-radius:3px;outline:none;width:100%;height:6px}.hero-scale-slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--color-accent);border:2px solid var(--color-surface);cursor:pointer;border-radius:50%;width:18px;height:18px;transition:transform .1s;box-shadow:0 1px 4px #00000040}.hero-scale-slider::-webkit-slider-thumb:hover{transform:scale(1.15)}.hero-scale-slider::-moz-range-thumb{background:var(--color-accent);border:2px solid var(--color-surface);cursor:pointer;border-radius:50%;width:18px;height:18px;box-shadow:0 1px 4px #00000040}.manual-scale-input-wrap{flex-shrink:0;align-items:center;width:78px;display:flex;position:relative}.hero-scale-input{width:100%;height:32px;font-family:var(--font-mono);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);text-align:right;transition:border-color var(--transition-fast);outline:none;padding:0 24px 0 6px;font-size:11px;font-weight:600}.hero-scale-input:focus{border-color:var(--color-accent)}.hero-scale-unit{font-family:var(--font-mono);color:var(--color-text-muted);pointer-events:none;font-size:10px;position:absolute;right:5px}.hero-card-guide-container{background:var(--color-bg);border-radius:var(--radius-md);border:1px dashed var(--color-border);text-align:center;padding:.75rem .85rem}.hero-card-guide-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.45rem;margin-bottom:.4rem;display:flex}.hero-card-guide-title{color:var(--color-accent);align-items:center;gap:.4rem;font-size:11.5px;font-weight:600;display:flex}.hero-card-guide-actions{flex-wrap:wrap;align-items:center;gap:.35rem;display:flex}.btn-card-orientation,.btn-scale-reset{border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;align-items:center;gap:.3rem;padding:3px 8px;font-size:11px;font-weight:500;display:inline-flex}.btn-card-orientation:hover,.btn-card-orientation.active,.btn-scale-reset:hover{color:var(--color-accent);border-color:var(--color-accent);background:var(--color-accent-subtle)}.dark .btn-card-orientation,.dark .btn-scale-reset{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text-secondary)}.dark .btn-card-orientation:hover,.dark .btn-card-orientation.active,.dark .btn-scale-reset:hover{color:#93c5fd;border-color:var(--color-accent);background:#2563eb33}.hero-card-guide-tip{color:var(--color-text-secondary);margin-bottom:.5rem;font-size:11px;font-style:italic;line-height:1.35}.hero-card-guide-viewport{box-sizing:border-box;-webkit-overflow-scrolling:touch;justify-content:center;align-items:center;width:100%;padding:.85rem .5rem;display:flex;overflow:auto hidden}.hero-card-outline{border:2px dashed var(--color-accent);background:var(--color-accent-subtle);box-sizing:border-box;border-radius:10px;flex-direction:column;justify-content:center;align-items:center;gap:4px;transition:width 80ms,height 80ms;display:flex;box-shadow:inset 0 0 12px #2563eb14;flex-shrink:0!important}.hero-card-guide-spec{font-family:var(--font-mono);color:var(--color-accent);letter-spacing:.02em;font-size:11.5px;font-weight:700}.hero-card-guide-text{color:var(--color-text-secondary);font-size:10.5px}.hero-scale-code-card{background:var(--color-bg);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);box-sizing:border-box;flex-direction:column;gap:.65rem;width:100%;padding:.75rem .9rem;display:flex}.hero-code-row{box-sizing:border-box;justify-content:space-between;align-items:center;gap:.75rem;width:100%;display:flex}.hero-code-info{flex-direction:column;gap:2px;min-width:0;display:flex}.hero-code-label{color:var(--color-text);white-space:nowrap;font-size:11px;font-weight:600}.hero-code-sub{color:var(--color-text-muted);white-space:nowrap;font-size:10px}.hero-code-display-group{flex-shrink:0;align-items:center;gap:.45rem;display:flex}.hero-code-badge{font-family:var(--font-mono);letter-spacing:.12em;text-align:center;color:var(--color-accent);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);-webkit-user-select:all;user-select:all;box-sizing:border-box;min-width:60px;padding:4px 10px;font-size:15px;font-weight:700}.btn-copy-code{color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;box-sizing:border-box;transition:all var(--transition-fast);align-items:center;gap:.35rem;padding:5px 10px;font-size:11px;font-weight:500;display:inline-flex}.btn-copy-code:hover{border-color:var(--color-accent);color:var(--color-accent);background:var(--color-accent-subtle)}.btn-copy-code.copied{border-color:var(--color-success);color:var(--color-success);background:#16a34a26}.hero-code-divider{background:var(--color-border-subtle);width:100%;height:1px}.hero-code-restore-row{justify-content:space-between;align-items:center;gap:.75rem;display:flex}.hero-code-fetch-label{color:var(--color-text);white-space:nowrap;flex-shrink:0;font-size:11px;font-weight:600}.hero-code-input-row{flex:1;align-items:center;gap:.4rem;min-width:0;max-width:320px;display:flex}.hero-code-input{min-width:0;height:30px;font-family:var(--font-mono);letter-spacing:.03em;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);box-sizing:border-box;transition:border-color var(--transition-fast);outline:none;flex:1;padding:0 8px;font-size:11px;font-weight:600}.hero-code-input:focus{border-color:var(--color-accent)}.btn-fetch-code{color:#fff;background:var(--color-accent);border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;box-sizing:border-box;height:30px;transition:background var(--transition-fast);border:none;flex-shrink:0;align-items:center;gap:.3rem;padding:0 12px;font-size:11px;font-weight:600;display:inline-flex}.btn-fetch-code:hover{background:var(--color-accent-hover,#1d4ed8)}.hero-code-feedback{font-size:10.5px;font-family:var(--font-sans);border-radius:var(--radius-sm);text-align:center;opacity:0;padding:4px 8px;transition:opacity .2s,transform .2s;transform:translateY(-2px)}.hero-code-feedback.visible{opacity:1;transform:translateY(0)}.hero-code-feedback.is-success{color:var(--color-success);background:#16a34a1f;border:1px solid #16a34a4d}.hero-code-feedback.is-error{color:#ef4444;background:#ef44441f;border:1px solid #ef44444d}@media (width<=540px){.all-sides-hero-container{width:100%;margin-left:0;margin-right:0;padding:0}.toolbar-dock-slot{box-sizing:border-box;width:100%;padding:0 .2rem}.manual-scale-card{border-radius:var(--radius-sm);border:1px solid var(--color-border-subtle);box-sizing:border-box;width:100%;max-width:100%;margin:.4rem 0;padding:.65rem .35rem}.manual-scale-body{gap:.55rem}.hero-card-guide-container{border:1px dashed var(--color-border-subtle);border-radius:var(--radius-sm);box-sizing:border-box;width:100%;padding:.45rem .2rem}.hero-card-guide-viewport{box-sizing:border-box;width:100%;padding:.5rem 0}.hero-card-outline{border-width:1.5px}.manual-scale-header{flex-direction:column;align-items:flex-start;gap:.45rem;padding:0 .25rem}.manual-scale-readouts{flex-wrap:wrap;justify-content:flex-start;gap:.35rem;width:100%}.manual-scale-title{font-size:11.5px}.manual-scale-eq{display:none}.btn-toggle-scale-card{padding:2px 7px;font-size:10.5px}.manual-scale-card.is-collapsed .manual-scale-header{flex-direction:row;justify-content:space-between;align-items:center}.manual-scale-card.is-collapsed .manual-scale-readouts{justify-content:flex-end;width:auto}.btn-take-hide-bottom{max-width:100%;height:34px;font-size:11.5px}.btn-scale-step{width:28px;height:28px}.manual-scale-input-wrap{width:68px}.hero-card-guide-header{flex-direction:column;align-items:flex-start;gap:.4rem;padding:0 .25rem}.hero-card-guide-actions{justify-content:space-between;width:100%}.hero-code-row{flex-direction:column;align-items:flex-start;gap:.45rem}.hero-code-display-group{width:100%}.hero-code-badge{flex:1}.hero-code-restore-row{flex-direction:column;align-items:flex-start;gap:.45rem}.hero-code-input-row{width:100%;max-width:100%}.screen-size-row{flex-direction:column;align-items:flex-start;gap:.4rem}.screen-size-controls{justify-content:space-between;width:100%}}.toolbar-dock-slot{justify-content:center;width:100%;display:flex}.guide-section{border-top:2px solid var(--color-border-subtle);margin:3.5rem 0;padding-top:2.5rem}.guide-header{text-align:center;margin-bottom:2rem}.guide-badge{font-family:var(--font-mono);font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.08em;background:var(--color-accent-subtle);color:var(--color-accent);border-radius:9999px;margin-bottom:.5rem;padding:.25rem .75rem;font-weight:600;display:inline-block}.guide-grid{flex-direction:column;gap:1.25rem;display:flex}.step-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);transition:transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);gap:1.25rem;padding:1.5rem;display:flex}.step-card:hover{border-color:var(--color-accent);box-shadow:var(--shadow-md);transform:translateY(-2px)}.step-number{background:var(--color-accent-subtle);width:42px;height:42px;color:var(--color-accent);font-family:var(--font-mono);font-size:var(--font-size-md);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-weight:700;display:flex}.step-body{flex:1}.step-title{font-size:var(--font-size-md);color:var(--color-text);margin-bottom:.35rem;font-weight:600}.step-desc{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:.5rem;line-height:1.6}.step-tip{font-size:var(--font-size-xs);color:var(--color-accent);background:var(--color-accent-subtle);border-radius:var(--radius-md);align-items:center;gap:.5rem;margin-top:.25rem;padding:.35rem .65rem;display:inline-flex}.step-tip kbd{font-family:var(--font-mono);background:#2563eb26;border-radius:3px;padding:1px 4px;font-weight:600}.subpage-container{box-sizing:border-box;max-width:780px;margin:0 auto;padding:6.5rem calc(44px + 1.25rem) calc(44px + 3rem)}.contact-card-modern{text-align:center;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);flex-direction:column;align-items:center;width:100%;max-width:560px;margin:2rem auto;padding:2.5rem 2rem;display:flex}.contact-icon-circle{background:var(--color-accent-subtle);width:56px;height:56px;color:var(--color-accent);border-radius:50%;justify-content:center;align-items:center;margin-bottom:1rem;display:flex}.contact-email-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:.75rem;width:100%;margin:1.25rem 0;display:flex}.contact-email-val{font-family:var(--font-mono);font-size:var(--font-size-xl);color:var(--color-accent);word-break:break-all;font-weight:600;text-decoration:none}.contact-email-val:hover{text-decoration:underline}.contact-response-badge{font-size:var(--font-size-xs);color:var(--color-text-secondary);background:var(--color-border-subtle);border-radius:9999px;align-items:center;gap:.35rem;margin-top:.5rem;padding:.35rem .75rem;display:inline-flex}.contact-grid{text-align:left;grid-template-columns:1fr 1fr;gap:1rem;margin-top:2rem;display:grid}.contact-grid-item{background:var(--color-surface);border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);padding:1.25rem}.contact-grid-item h3{font-size:var(--font-size-sm);color:var(--color-text);margin-bottom:.25rem;font-weight:600}.contact-grid-item p{font-size:var(--font-size-xs);color:var(--color-text-secondary);margin:0;line-height:1.5}.footer-contact{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-top:.5rem}.footer-contact a{font-family:var(--font-mono);margin-left:.25rem;font-weight:500;color:var(--color-accent)!important}@media (width<=640px){.toolbar{height:44px;padding:0 var(--spacing-sm);padding-top:max(0px, env(safe-area-inset-top))}.btn-tool .shortcut-hint{display:none}.toolbar-separator{margin:0 var(--spacing-xs)}.content-section{padding:6rem calc(var(--ruler-right-offset,0px) + .25rem) calc(var(--ruler-bottom-offset,0px) + 2rem) calc(var(--ruler-left-offset,0px) + .25rem);box-sizing:border-box;width:100%;max-width:100%;transition:padding .15s}.content-section>h1,.content-section>h2,.content-section>h3,.content-section>p,.content-section>ul,.content-section>ol,.guide-section{margin-left:.75rem;margin-right:.75rem}.subpage-container{box-sizing:border-box;padding:4.5rem 1rem calc(44px + 2rem)}.site-footer{padding:var(--spacing-xl) 1rem calc(44px + 3.5rem);box-sizing:border-box}.content-section h1{font-size:var(--font-size-2xl)}.btn-all-sides{white-space:normal;gap:.45rem;max-width:100%;height:auto;min-height:38px;padding:6px 12px}.btn-all-sides-icon{flex-shrink:0;width:14px;height:14px}.btn-all-sides-title{white-space:normal;text-align:center;font-size:11.5px}.btn-all-sides-badge{white-space:nowrap;flex-shrink:0;padding:2px 7px;font-size:10px}.step-card{gap:.875rem;padding:1.15rem}.step-number{width:34px;height:34px;font-size:var(--font-size-sm)}.contact-card-modern{padding:1.75rem 1.25rem}.contact-email-val{font-size:var(--font-size-md)}.contact-grid{grid-template-columns:1fr}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}::selection{background:var(--color-accent-subtle);color:var(--color-accent)}@media print{.toolbar,.guide-line,.crosshair-overlay{display:none!important}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}
