/*! 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-space-y-reverse:0;--tw-border-style:solid;--tw-font-weight:initial;--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;--tw-duration:initial;--tw-scale-x:1;--tw-scale-y:1;--tw-scale-z:1}}}@layer theme{:root,:host{--font-sans:-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-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--color-blue-400:oklch(70.7% .165 254.624);--color-blue-600:oklch(54.6% .245 262.881);--color-gray-200:oklch(92.8% .006 264.531);--color-gray-400:oklch(70.7% .022 261.325);--color-gray-500:oklch(55.1% .027 264.364);--color-gray-600:oklch(44.6% .03 256.802);--color-gray-700:oklch(37.3% .034 259.733);--spacing:.25rem;--container-3xl:48rem;--text-xs:.75rem;--text-xs--line-height:calc(1 / .75);--text-sm:.875rem;--text-sm--line-height:calc(1.25 / .875);--text-xl:1.25rem;--text-xl--line-height:calc(1.75 / 1.25);--text-4xl:2.25rem;--text-4xl--line-height:calc(2.5 / 2.25);--font-weight-semibold:600;--font-weight-bold:700;--radius-md:.375rem;--radius-lg:.5rem;--aspect-video:16 / 9;--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-paper:#fff8f0;--color-paper-2:#fff;--color-paper-3:#fbefe6;--color-ink:#2b2622;--color-ink-2:#7a6f66;--color-line:#efe3d8;--color-line-2:#e2d3c5;--color-coral:#f2695c;--color-coral-2:#d9503f;--color-coral-soft:#ffe6e1;--color-coral-tint:#fff1ee;--font-maru:"Zen Maru Gothic", "Hiragino Maru Gothic ProN", sans-serif;--font-num:"DM Mono", ui-monospace, monospace;--font-edo:"Shippori Mincho", "Yu Mincho", serif;--radius-card:20px;--radius-field:12px}}@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{.collapse{visibility:collapse}.visible{visibility:visible}.fixed{position:fixed}.relative{position:relative}.static{position:static}.mx-auto{margin-inline:auto}.mt-4{margin-top:calc(var(--spacing) * 4)}.mb-2{margin-bottom:calc(var(--spacing) * 2)}.mb-3{margin-bottom:calc(var(--spacing) * 3)}.mb-6{margin-bottom:calc(var(--spacing) * 6)}.mb-8{margin-bottom:calc(var(--spacing) * 8)}.line-clamp-2{-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.block{display:block}.contents{display:contents}.flex{display:flex}.grid{display:grid}.hidden{display:none}.table{display:table}.aspect-video{aspect-ratio:var(--aspect-video)}.h-auto{height:auto}.h-full{height:100%}.min-h-screen{min-height:100vh}.w-full{width:100%}.max-w-3xl{max-width:var(--container-3xl)}.min-w-0{min-width:0}.flex-1{flex:1}.shrink-0{flex-shrink:0}.border-collapse{border-collapse:collapse}.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-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:calc(var(--spacing) * 2)}.gap-6{gap:calc(var(--spacing) * 6)}:where(.space-y-6>:not(:last-child)){--tw-space-y-reverse:0;margin-block-start:calc(calc(var(--spacing) * 6) * var(--tw-space-y-reverse));margin-block-end:calc(calc(var(--spacing) * 6) * calc(1 - var(--tw-space-y-reverse)))}.overflow-hidden{overflow:hidden}.rounded{border-radius:.25rem}.rounded-\[var\(--r\)\]{border-radius:var(--r)}.rounded-lg{border-radius:var(--radius-lg)}.rounded-md{border-radius:var(--radius-md)}.border{border-style:var(--tw-border-style);border-width:1px}.border-2{border-style:var(--tw-border-style);border-width:2px}.border-gray-200{border-color:var(--color-gray-200)}.border-ink{border-color:var(--color-ink)}.bg-paper-3{background-color:var(--color-paper-3)}.object-cover{object-fit:cover}.p-6{padding:calc(var(--spacing) * 6)}.px-2{padding-inline:calc(var(--spacing) * 2)}.py-1{padding-block:var(--spacing)}.text-4xl{font-size:var(--text-4xl);line-height:var(--tw-leading,var(--text-4xl--line-height))}.text-sm{font-size:var(--text-sm);line-height:var(--tw-leading,var(--text-sm--line-height))}.text-xl{font-size:var(--text-xl);line-height:var(--tw-leading,var(--text-xl--line-height))}.text-xs{font-size:var(--text-xs);line-height:var(--tw-leading,var(--text-xs--line-height))}.font-bold{--tw-font-weight:var(--font-weight-bold);font-weight:var(--font-weight-bold)}.font-semibold{--tw-font-weight:var(--font-weight-semibold);font-weight:var(--font-weight-semibold)}.text-gray-500{color:var(--color-gray-500)}.text-gray-600{color:var(--color-gray-600)}.text-ink-2{color:var(--color-ink-2)}.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)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.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-colors{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.transition-shadow{transition-property:box-shadow;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.transition-transform{transition-property:transform,translate,scale,rotate;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.duration-300{--tw-duration:.3s;transition-duration:.3s}@media (hover:hover){.group-hover\:scale-105:is(:where(.group):hover *){--tw-scale-x:105%;--tw-scale-y:105%;--tw-scale-z:105%;scale:var(--tw-scale-x) var(--tw-scale-y)}.group-hover\:text-blue-600:is(:where(.group):hover *){color:var(--color-blue-600)}.hover\:shadow-lg:hover{--tw-shadow:0 10px 15px -3px var(--tw-shadow-color,#0000001a), 0 4px 6px -4px 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)}}@media (width>=40rem){.sm\:w-48{width:calc(var(--spacing) * 48)}.sm\:flex-row{flex-direction:row}}@media (prefers-color-scheme:dark){.dark\:border-gray-700{border-color:var(--color-gray-700)}.dark\:text-gray-400{color:var(--color-gray-400)}.dark\:text-gray-500{color:var(--color-gray-500)}@media (hover:hover){.dark\:group-hover\:text-blue-400:is(:where(.group):hover *){color:var(--color-blue-400)}}}}:where(h2,h3,h4,h5,h6,.toc-heading)[id]{scroll-margin-top:var(--toc-scroll-margin,0px)}:where(.toc-container){background:var(--toc-bg,transparent);border:var(--toc-border,0);border-radius:var(--toc-radius,0);padding:var(--toc-padding,0);font-size:var(--toc-font-size,inherit)}:where(.toc-container .toc-heading){color:var(--toc-heading-color,inherit);font-weight:700}:where(.toc-container .toc-list,.toc-container .toc-sublist){margin:0;padding:0;list-style:none}:where(.toc-container .toc-sublist){padding-left:var(--toc-indent,1em)}:where(.toc-container .toc-link){padding:var(--toc-item-gap,.25em) 0;color:var(--toc-link-color,inherit);text-decoration:none;display:block}:where(.toc-container .toc-link:hover){color:var(--toc-link-hover-color,inherit)}:where(.toc-container .toc-list>.toc-item>.toc-link){font-weight:var(--toc-top-weight,700);color:var(--toc-top-color,var(--toc-link-color,inherit))}:where(.toc-container .toc-sublist){border-left:var(--toc-guide-width,2px) solid var(--toc-guide-color,currentColor)}@supports (color:color-mix(in lab, red, red)){:where(.toc-container .toc-sublist){border-left:var(--toc-guide-width,2px) solid var(--toc-guide-color,color-mix(in srgb, currentColor 20%, transparent))}}:where(.toc-container .toc-sublist .toc-link){font-size:var(--toc-sub-font-size,.925em);color:var(--toc-sub-color,var(--toc-link-color,inherit))}:where(.toc-container .toc-link[aria-current]){color:var(--toc-active-color,inherit);background:var(--toc-active-bg,transparent);font-weight:var(--toc-active-weight,700)}.toc-more>summary{cursor:pointer;list-style:none}.toc-more>summary::-webkit-details-marker{display:none}.toc-more:not([open]) .toc-toggle-less,.toc-more[open] .toc-toggle-more{display:none}.toc-toggle-icon{flex:none;transition:transform .2s}.toc-more[open] .toc-toggle-icon{transform:rotate(180deg)}.toc-more[open]{flex-direction:column;display:flex}.toc-more[open]>summary{order:1}.toc-content:has(>.toc-more:not([open]))>.toc-list{-webkit-mask-image:linear-gradient(to bottom, #000 calc(100% - var(--toc-fade-height,2.5em)), transparent);-webkit-mask-image:linear-gradient(to bottom, #000 calc(100% - var(--toc-fade-height,2.5em)), transparent);-webkit-mask-image:linear-gradient(to bottom, #000 calc(100% - var(--toc-fade-height,2.5em)), transparent);mask-image:linear-gradient(to bottom, #000 calc(100% - var(--toc-fade-height,2.5em)), transparent)}.toc-sticky{top:var(--toc-sticky-top,1rem);max-height:calc(100vh - var(--toc-sticky-top,1rem) - var(--toc-sticky-bottom,1rem));overscroll-behavior:contain;position:sticky;overflow-y:auto}:root{--paper:#fff8f0;--paper-2:#fff;--paper-3:#fbefe6;--ink:#2b2622;--ink-2:#7a6f66;--line:#efe3d8;--line-2:#e2d3c5;--c:#f2695c;--c-2:#d9503f;--c-soft:#ffe6e1;--c-tint:#fff1ee;--shu:var(--c);--bg-page:var(--paper);--surface:var(--paper-2);--surface-muted:var(--paper-3);--text:var(--ink);--text-muted:var(--ink-2);--border:var(--ink);--border-soft:var(--line);--accent:var(--c);--accent-strong:var(--c-2);--accent-wash:var(--c-soft);--on-accent:#fff;--focus-ring:var(--c-soft);--font-display:var(--font-zen,"Zen Maru Gothic", "Hiragino Maru Gothic ProN", sans-serif);--font-body:var(--font-zen,"Zen Maru Gothic", "Hiragino Maru Gothic ProN", sans-serif);--font-num:var(--font-dm-mono,"DM Mono", ui-monospace, monospace);--font-edo:var(--font-shippori,"Shippori Mincho", "Yu Mincho", serif);--fs-h1:42px;--fs-h1-sp:30px;--fs-h2:24px;--fs-h3:18px;--fs-body:15px;--fs-body-plain:16px;--fs-ui:14px;--fs-small:13px;--fs-caption:12px;--fs-micro:11px;--fs-answer:52px;--fs-answer-sp:44px;--fs-share:54px;--fw-body:500;--fw-ui:700;--fw-head:900;--lh-body:1.8;--lh-plain:1.9;--lh-head:1.3;--lh-tight:1.1;--ls-head:.01em;--ls-eyebrow:.06em;--sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:20px;--sp-6:24px;--sp-8:32px;--sp-11:44px;--sp-14:56px;--sp-section:44px;--maxw:1040px;--maxw-article:720px;--header-h:64px;--r:20px;--r-sm:12px;--r-seal:8px;--r-pill:999px;--bw:2px;--bw-soft:1.5px;--bw-rule:3px;--pop:4px 4px 0 var(--c-soft);--pop-lg:8px 8px 0 var(--c-soft);--pop-btn:0 6px 0 var(--c-soft);--grid:radial-gradient(#f2695c38 1.2px, transparent 1.3px);--grid-size:22px;--tilt:1.2deg;--tilt-card:-.6deg;--tilt-seal:-5deg;--dur:.12s}*{box-sizing:border-box}body{font-family:var(--font-body);color:var(--text);background:var(--bg-page);line-height:var(--lh-body);font-size:var(--fs-body);font-weight:var(--fw-body);margin:0}a{color:inherit;text-decoration:none}h1,h2,h3{font-family:var(--font-display);font-weight:var(--fw-head);letter-spacing:var(--ls-head);margin:0}h1{font-size:var(--fs-h1);line-height:var(--lh-head)}h2{font-size:var(--fs-h2)}h3{font-size:var(--fs-h3)}h1 mark,h2 mark{background:linear-gradient(transparent 60%,var(--c-soft) 60%);color:inherit;padding:0 2px}code{font-family:var(--font-num);background:var(--surface-muted);border-radius:6px;padding:1px 6px;font-size:.9em}.wrap{width:100%;max-width:var(--maxw);padding:0 var(--sp-5);margin:0 auto}main.wrap{padding-bottom:var(--sp-14)}.num{font-family:var(--font-num);font-weight:500}.hd{background:var(--bg-page);z-index:5;position:sticky;top:0}.hd-in{height:var(--header-h);justify-content:space-between;align-items:center;gap:var(--sp-3);display:flex}.brand{align-items:baseline;gap:var(--sp-2);font-weight:var(--fw-head);white-space:nowrap;font-size:17px;display:flex}.brand small{font-size:var(--fs-micro);color:var(--text-muted);font-weight:var(--fw-body)}.brand-mark{flex:none;align-self:center;width:22px;height:22px;display:block}.nav{font-size:var(--fs-ui);font-weight:var(--fw-ui);gap:6px;display:flex}.nav a{border-radius:var(--r-pill);padding:6px 14px}.nav a:hover{background:var(--accent-wash)}.nav a.is-active{background:var(--accent-wash);box-shadow:inset 0 0 0 var(--bw-soft) var(--accent);color:var(--accent-strong)}.nav-tool{background:var(--ink);color:var(--on-accent)}.nav a.nav-tool:hover,.nav a.nav-tool.is-active{background:var(--accent-strong);color:var(--on-accent);box-shadow:inset 0 0 0 var(--bw-soft) var(--ink)}.menu{border:var(--bw) solid var(--ink);border-radius:var(--r-pill);min-height:44px;font:inherit;font-size:var(--fs-small);font-weight:var(--fw-ui);background:0 0;padding:5px 14px;display:none}.ft{padding:var(--sp-11) 0 var(--sp-8);border-top:var(--bw) solid var(--ink);font-size:var(--fs-caption);color:var(--text-muted);margin-top:auto}.ft-in{text-align:center;gap:16px;display:grid}.ft-brand{font-weight:var(--fw-head);color:var(--text);font-size:var(--fs-ui);justify-content:center;align-items:center;gap:6px;display:inline-flex}.ft-nav{flex-wrap:wrap;justify-content:center;gap:4px 12px;display:flex}.ft-nav a{text-underline-offset:3px;align-items:center;min-height:44px;padding:6px 4px;text-decoration:underline;display:inline-flex}.ft-nav a:hover{color:var(--accent-strong)}.ft-copy{margin:0}.btn{border-radius:var(--r-pill);min-height:44px;font-weight:var(--fw-ui);font-size:var(--fs-ui);border:var(--bw) solid var(--ink);cursor:pointer;font-family:var(--font-body);transition:transform var(--dur),box-shadow var(--dur);background:var(--surface);color:var(--text);text-align:center;touch-action:manipulation;justify-content:center;align-items:center;padding:13px 24px;display:inline-flex}.btn:hover{box-shadow:var(--pop-btn);transform:translateY(-2px)}.btn:active{box-shadow:none;transform:translateY(1px)}.btn-primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent)}.btn-ghost{background:var(--surface)}.btn-ink{background:var(--ink);color:var(--on-accent)}.btn.sm{font-size:var(--fs-small);padding:9px 16px}.btn.xs{font-size:var(--fs-caption);padding:7px 14px}.eyebrow{font-size:var(--fs-caption);letter-spacing:var(--ls-eyebrow);color:var(--accent-strong);background:var(--accent-wash);border-radius:var(--r-pill);font-weight:var(--fw-ui);margin:0 0 14px;padding:3px 12px;display:inline-block}.area{font-size:var(--fs-micro);color:var(--accent-strong);font-weight:var(--fw-ui);background:var(--accent-wash);border-radius:var(--r-pill);padding:2px 10px}.tags{margin-top:var(--sp-3);flex-wrap:wrap;gap:6px;display:flex}.tags span,.tag{font-size:var(--fs-micro);border-radius:var(--r-pill);font-weight:var(--fw-ui);background:var(--surface-muted);color:var(--text-muted);padding:2px 10px}.tags .chk,.tag-chk{background:var(--surface);border:var(--bw-soft) solid var(--ink);color:var(--text)}.tags .desk,.tag-desk{border:var(--bw-soft) dashed var(--line-2);background:0 0}.tags .ok,.tag-ok{background:var(--accent-wash);color:var(--accent-strong)}.tool-id{font-family:var(--font-num);font-size:var(--fs-caption);background:var(--ink);color:var(--on-accent);border-radius:var(--r-pill);padding:2px 10px}.seal{border:2.5px solid var(--shu);color:var(--shu);border-radius:var(--r-seal);font-family:var(--font-edo);background:var(--surface);text-align:center;place-items:center;font-weight:700;line-height:1.15;display:grid}.seal-author{writing-mode:vertical-rl;letter-spacing:.1em;width:72px;height:72px;transform:rotate(var(--tilt-seal));font-size:24px}.seal-ino{flex:none;width:52px;height:52px;font-size:13px;transform:rotate(-6deg)}.sec-h{margin:var(--sp-section) 0 var(--sp-4);justify-content:space-between;align-items:baseline;display:flex}.sec-h a{min-height:44px;font-size:var(--fs-small);font-weight:var(--fw-ui);color:var(--accent-strong);align-items:center;padding:6px 2px;display:inline-flex}.section-more{margin-top:var(--sp-3);justify-content:flex-end;display:flex}.section-more a{min-height:44px;color:var(--accent-strong);font-size:var(--fs-small);font-weight:var(--fw-ui);text-underline-offset:3px;align-items:center;padding:6px 2px;text-decoration:underline;display:inline-flex}.grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.hero-bg{background-image:var(--grid);background-size:var(--grid-size) var(--grid-size);position:relative;-webkit-mask-image:linear-gradient(90deg,#0000,#000 10% 90%,#0000);mask-image:linear-gradient(90deg,#0000,#000 10% 90%,#0000)}.hero-bg:after{content:"";background:linear-gradient(180deg,var(--bg-page) 0%,transparent 20%,transparent 80%,var(--bg-page) 100%);pointer-events:none;position:absolute;inset:0}.hero-bg>.wrap{z-index:1;position:relative}.hero{gap:var(--sp-11);padding:var(--sp-14) 0;grid-template-columns:1.05fr 1fr;align-items:center;display:grid}.hero h1{margin-bottom:14px}.lead{max-width:520px;color:var(--text-muted);font-size:var(--fs-body);margin:0 0 22px}.hero-cta{margin-bottom:var(--sp-6);flex-wrap:wrap;gap:10px;display:flex}.ruler{max-width:520px}.ruler-bar{border-bottom:var(--bw-rule) solid var(--ink);border-radius:0 0 3px 3px;height:36px;position:relative}.ruler-bar span{border-right:var(--bw-rule) solid var(--ink);height:100%;font-size:var(--fs-micro);font-family:var(--font-num);color:var(--text-muted);white-space:nowrap;justify-content:flex-end;align-items:flex-end;gap:4px;padding:0 8px;display:flex;position:absolute;bottom:0;left:0}.ruler-bar span b{color:var(--text);font-family:var(--font-body)}.map{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);box-shadow:var(--pop-lg);transform:rotate(var(--tilt));padding:14px}.map svg{width:100%;height:auto;display:block}.map-cap{font-size:var(--fs-micro);color:var(--text-muted);font-family:var(--font-num);justify-content:space-between;margin-top:8px;display:flex}.panel{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);padding:18px 22px}.panel p{color:var(--text-muted);font-size:var(--fs-body);text-wrap:pretty;margin:0}.kaiwai-panel{padding-inline:clamp(28px,6vw,56px)}.kaiwai-panel p{max-width:46rem;margin-inline:auto}.panel-ruler p{margin-bottom:18px}.panel-ruler .ruler{max-width:none}.ledger{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);padding:6px 18px 14px}.ledger-area h3{font-size:var(--fs-caption);color:var(--text-muted);letter-spacing:var(--ls-eyebrow);font-weight:var(--fw-ui);margin:14px 0 4px}.ledger-area ul{margin:0;padding:0;list-style:none}.ledger-area li{border-top:var(--bw-soft) solid var(--line);grid-template-columns:1fr auto;align-items:center;gap:0 14px;padding:10px 0;display:grid}.ledger-name{font-weight:var(--fw-head);font-size:var(--fs-ui)}.ledger-name small{font-size:var(--fs-micro);font-weight:var(--fw-ui);color:var(--text-muted);border:1px dashed var(--line-strong);border-radius:var(--r-pill);margin-left:8px;padding:1px 8px}.ledger-stats{gap:14px;margin:0;display:flex}.ledger-stats dt{color:var(--text-muted);font-size:10px;font-weight:var(--fw-ui)}.ledger-stats dd{font-family:var(--font-num);white-space:nowrap;margin:0;font-size:15px}.ledger-stats dd i{color:var(--text-muted);font-size:10px;font-style:normal;font-family:var(--font-body);margin-left:2px}.ledger .tnote{font-size:var(--fs-caption);color:var(--text-muted);margin:10px 0 0}.tools-grid{grid-template-columns:repeat(2,1fr);gap:18px;display:grid}.tool-card{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);transition:transform var(--dur),box-shadow var(--dur);flex-direction:column;gap:4px;padding:16px 18px;display:flex}.tool-card:hover{box-shadow:var(--pop);transform:translateY(-2px)}.tool-card b{font-size:var(--fs-ui)}.tool-card small{font-size:var(--fs-caption);color:var(--text-muted)}.card-action{color:var(--accent-strong);font-size:var(--fs-caption);font-weight:var(--fw-ui);text-underline-offset:3px;margin-top:8px;text-decoration:underline}.prep-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;display:grid}.tools-list{gap:18px;margin-top:8px;display:grid}.tool-card-lg{gap:8px;padding:20px 22px}.tool-card-lg b{font-size:var(--fs-h3)}.tool-card-lg p{color:var(--text-muted);font-size:var(--fs-body);text-wrap:pretty;margin:0}.tool-card.is-soon{opacity:.75;box-shadow:none;cursor:default;transform:none}.tool-card .soon{font-size:var(--fs-caption);font-weight:var(--fw-ui);color:var(--text-muted);border:1px solid var(--line);border-radius:var(--r-pill);margin-left:8px;padding:1px 8px}.records{grid-template-columns:repeat(3,1fr);gap:18px;margin:0;padding:0;list-style:none;display:grid}.records li{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);flex-direction:column;gap:6px;padding:16px 18px;display:flex}.records .rec-meta{font-family:var(--font-num);font-size:var(--fs-micro);color:var(--text-muted);align-items:center;gap:10px;display:flex}.records b{font-size:var(--fs-ui);line-height:1.45}.records .rec-num{font-family:var(--font-num);font-size:var(--fs-small);color:var(--text-muted)}.records a{font-size:var(--fs-small);font-weight:var(--fw-ui);color:var(--accent-strong);margin-top:auto}.card{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);transition:transform var(--dur),box-shadow var(--dur);position:relative;overflow:hidden}.card:hover{transform:translateY(-4px) rotate(var(--tilt-card));box-shadow:var(--pop)}.card-body{padding:16px 18px 18px}.card-top{justify-content:space-between;align-items:center;margin-bottom:6px;display:flex}.card h3{margin-bottom:10px;line-height:1.45}.card-row{gap:var(--sp-3);align-items:flex-start;display:flex}.mini{background:var(--c-tint);background-image:var(--grid);background-size:10px 10px;border-radius:16px;flex:0 0 84px;width:84px;height:84px}.mini svg{width:100%;height:100%;display:block}.stats{flex:1;grid-template-columns:1fr 1fr;gap:6px 10px;margin:0;display:grid}.stats dt{color:var(--text-muted);font-size:10px;font-weight:var(--fw-ui)}.stats dd{font-family:var(--font-num);margin:0;font-size:19px;font-weight:500;line-height:1.2}.stats dd i{color:var(--text-muted);font-size:10px;font-style:normal;font-family:var(--font-body);margin-left:2px}.prep-card{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);transition:transform var(--dur),box-shadow var(--dur);padding:18px;display:block}.prep-card:hover{box-shadow:var(--pop);transform:translateY(-4px)}.prep-ic{color:var(--accent);font-size:24px;line-height:1}.prep-card h3{margin:8px 0 4px;font-size:17px}.prep-card p{font-size:var(--fs-small);color:var(--text-muted);margin:0}.steps{grid-template-columns:repeat(3,1fr);gap:18px;margin:10px 0 0;padding:0;list-style:none;display:grid}.steps li{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);padding:26px 18px 18px;position:relative}.steps .no{background:var(--accent);border:var(--bw) solid var(--ink);width:34px;height:34px;color:var(--on-accent);font-family:var(--font-num);border-radius:50%;place-items:center;font-size:15px;display:inline-grid;position:absolute;top:-16px;left:16px}.steps h3{margin-bottom:6px}.steps p{font-size:var(--fs-small);color:var(--text-muted);min-height:3.4em;margin:0 0 14px}.edo-table{border:var(--bw) solid var(--ink);border-radius:var(--r);background:var(--surface);overflow:hidden}.edo-head{text-align:center;font-weight:var(--fw-head);grid-template-columns:1fr auto 1fr;align-items:center;font-size:20px;display:grid}.edo-head .edo-col{background:var(--ink);color:var(--paper);font-family:var(--font-edo);padding:12px}.edo-head .reiwa-col{background:var(--accent);color:var(--on-accent);padding:12px}.edo-head small{font-size:var(--fs-micro);font-weight:var(--fw-ui);opacity:.85;font-family:var(--font-body);display:block}.edo-head .vs{color:var(--ink);padding:0 16px;font-size:22px}.edo-row{border-top:var(--bw) solid var(--line);font-size:var(--fs-body);grid-template-columns:1fr 1fr;align-items:center;display:grid}.edo-row span{font-size:var(--fs-micro);color:var(--text-muted);text-align:center;font-weight:var(--fw-ui);grid-column:1/-1;padding:10px 14px 0}.edo-row b{font-family:var(--font-edo);text-align:center;border-right:var(--bw) solid var(--line);grid-column:1/2;padding:4px 14px 12px}.edo-row i{font-style:normal;font-weight:var(--fw-head);color:var(--accent-strong);text-align:center;grid-column:2/3;padding:4px 14px 12px}.edo-note{text-align:center;font-size:var(--fs-body);font-weight:var(--fw-ui);color:var(--text-muted);margin:14px 0 0}.two{gap:var(--sp-5);margin:var(--sp-section) 0;grid-template-columns:1.2fr 1fr;display:grid}.tool{background:var(--c-tint);border:var(--bw) solid var(--ink);border-radius:var(--r);padding:22px}.tool-h{align-items:center;gap:10px;margin-bottom:14px;display:flex}.tool-h h2{font-size:17px}.fields{grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px;display:grid}.fields label{font-size:var(--fs-caption);color:var(--text-muted);font-weight:var(--fw-ui);position:relative}.fields input{border:var(--bw) solid var(--ink);border-radius:var(--r-sm);background:var(--surface);width:100%;font-family:var(--font-num);color:var(--text);margin-top:4px;padding:10px 34px 10px 14px;font-size:18px}.fields input:focus{box-shadow:0 0 0 4px var(--focus-ring);outline:none}.fields input[readonly]{background:var(--surface-muted)}.fields i{font-style:normal;font-size:var(--fs-caption);position:absolute;bottom:11px;right:12px}.result{gap:var(--sp-6);border-radius:var(--r-sm);background:var(--accent);color:var(--on-accent);margin-bottom:10px;padding:12px 18px;display:flex}.result small{font-size:var(--fs-micro);opacity:.9;font-weight:var(--fw-ui);display:block}.result b{font-family:var(--font-num);font-size:20px;font-weight:500}.basis{font-size:var(--fs-caption);color:var(--text-muted);margin:0 0 12px}.basis a{text-decoration:underline}.tools-nav{flex-direction:column;gap:10px;display:flex}.tools-nav .eyebrow{align-self:flex-start;margin-bottom:0}.tool-link{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r-sm);transition:transform var(--dur),box-shadow var(--dur);grid-template-columns:auto 1fr;align-items:center;gap:2px 12px;padding:12px 14px;display:grid}.tool-link:hover{box-shadow:var(--pop);transform:translateY(-2px)}.tool-link .tool-id{grid-row:span 2}.tool-link b{font-size:var(--fs-ui)}.tool-link small{font-size:var(--fs-caption);color:var(--text-muted)}.icp-head{padding:var(--sp-8) 0 0}.icp-head:has(.tool-eyecatch){gap:var(--sp-6);grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);align-items:center;display:grid}.icp-head h1{margin-bottom:var(--sp-4)}.icp-head .lead{max-width:none;margin-bottom:0}.icp-two{margin-top:var(--sp-6);align-items:start}.icp-two>*{min-width:0}.tools-nav .is-soon{color:var(--text-muted);border-style:dashed}.tools-nav .is-soon .tool-id{background:var(--text-muted)}.icp-sec{margin-bottom:var(--sp-section)}.icp-steps{margin-top:24px}.icp-steps p{min-height:0;margin-bottom:0}.icp-table{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);-webkit-overflow-scrolling:touch;padding:6px 18px 10px;overflow-x:auto}.icp-table table{min-width:640px;margin:0}.icp-table thead th{top:var(--header-h);z-index:2;background:var(--surface);position:sticky}.icp-note{font-size:var(--fs-caption);color:var(--text-muted);margin:10px 0 0}.icp-prose p,.icp-prose li{line-height:var(--lh-body)}.icp-prose h3{margin:26px 0 8px}.icp-prose ul{padding-left:1.2em;list-style:outside}.icp-prose b{font-weight:var(--fw-head)}.icp-prose li{margin-bottom:8px}.icp-prose a{color:var(--accent-strong);text-decoration:underline}.share-row{grid-template-columns:1.3fr 1fr;align-items:center;gap:22px;display:grid}.share-img{margin:0}.share-in{aspect-ratio:16/9;background:var(--accent);color:var(--on-accent);border:var(--bw) solid var(--ink);border-radius:var(--r);box-shadow:var(--pop);flex-direction:column;justify-content:center;padding:22px 26px;display:flex;position:relative;overflow:hidden}.share-in.portrait{aspect-ratio:4/5}.share-eyebrow{font-size:var(--fs-micro);font-weight:var(--fw-ui);opacity:.9}.share-big{font-size:var(--fs-share);font-weight:var(--fw-head);line-height:var(--lh-tight);font-family:var(--font-display);margin:4px 0 0}.share-big small{font-size:22px;font-weight:var(--fw-ui);margin:0 4px}.share-sub{font-size:var(--fs-body);font-weight:var(--fw-ui);margin:6px 0 0}.share-sub b{font-family:var(--font-num);font-size:1.2em}.share-stamp{border:2.5px solid var(--on-accent);border-radius:var(--r-seal);width:54px;height:54px;font-family:var(--font-edo);text-align:center;place-items:center;font-size:13px;line-height:1.15;display:grid;position:absolute;top:18px;right:22px;transform:rotate(8deg)}.share-chk{background:var(--on-accent);color:var(--accent-strong);font-weight:var(--fw-head);font-size:var(--fs-small);border-radius:var(--r-pill);padding:3px 12px;position:absolute;bottom:16px;right:22px}.share-img figcaption{font-size:var(--fs-micro);color:var(--text-muted);font-family:var(--font-num);margin-top:8px}.share-note p{font-weight:var(--fw-ui);margin:0 0 8px}.share-note ul{font-size:var(--fs-small);color:var(--text-muted);margin:0 0 14px;padding-left:18px}.author-in{background:var(--surface);border:var(--bw) solid var(--ink);border-radius:var(--r);grid-template-columns:auto 1fr;align-items:start;gap:22px;padding:22px 24px;display:grid}.author h2{margin:2px 0 4px;font-size:22px}.author h2 small{font-size:var(--fs-small);color:var(--text-muted);font-weight:var(--fw-body);margin-left:6px}.author-role{font-size:var(--fs-small);color:var(--text-muted);font-weight:var(--fw-ui);margin:0 0 8px}.author-desc{font-size:var(--fs-ui);margin:0 0 12px}.author-links{font-size:var(--fs-small);font-weight:var(--fw-ui);flex-wrap:wrap;gap:18px;display:flex}.author-links a{color:var(--accent-strong)}.ino{border:var(--bw) solid var(--ink);border-radius:var(--r);background:var(--surface);box-shadow:var(--pop);align-items:center;gap:16px;padding:14px 18px;display:flex}.ino-main{font-size:17px;font-weight:var(--fw-head);margin:0}.ino-main b,.ino-sub b{font-family:var(--font-num);color:var(--accent-strong);font-size:1.25em}.ino-sub{font-size:var(--fs-small);color:var(--text-muted);margin:2px 0 0}table{border-collapse:collapse;width:100%;font-size:var(--fs-ui);margin:12px 0}th{text-align:left;font-size:var(--fs-caption);color:var(--text-muted);border-bottom:var(--bw) solid var(--ink);padding:8px}td{border-bottom:var(--bw-soft) solid var(--line);font-family:var(--font-num);padding:9px 8px}.meta{font-size:var(--fs-caption);color:var(--text-muted);margin:0 0 16px}@media (width<=820px){.share-row,.hero,.two,.icp-head:has(.tool-eyecatch){grid-template-columns:1fr}.grid,.steps,.records{grid-template-columns:1fr 1fr}}@media (width<=600px){.nav{display:none}.menu{display:inline-block}.brand small{display:none}.grid,.steps,.author-in,.records,.tools-grid,.prep-grid,.ledger-area li{grid-template-columns:1fr}.ledger-stats{flex-wrap:wrap;gap:8px 14px}h1{font-size:var(--fs-h1-sp)}.hero-bg{-webkit-mask-image:none;mask-image:none}.hero{gap:28px;padding:36px 0 32px}.icp-head{padding-top:var(--sp-6)}.icp-steps{grid-template-columns:1fr;gap:26px}.hero-cta{flex-direction:column}.map-cap{flex-direction:column;gap:2px}.map{transform:none}.ruler-bar{height:44px}.ruler-bar span{flex-direction:column;align-items:flex-end;gap:0;padding:0 5px;font-size:10px;line-height:1.3}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.howto{margin-top:8px}.share,.author{margin:8px 0 var(--sp-section)}.fields .stp-row{box-sizing:border-box;border:var(--bw) solid var(--ink);border-radius:var(--r-sm);background:var(--surface);align-items:stretch;height:52px;margin-top:4px;display:flex;overflow:hidden}.fields .stp-row:focus-within{box-shadow:0 0 0 4px var(--focus-ring)}.fields .stp-row:has(input[data-derived=true]){background:var(--surface-muted)}.fields label.is-src .stp-row{border-color:var(--accent)}.fields .stp-row input,.fields .stp-row input[data-derived=true]{text-align:right;background:0 0;border:0;border-radius:0;flex:1 1 0;min-width:0;margin:0;padding:10px 4px 10px 10px}.fields .stp-row input:focus{box-shadow:none}.fields .stp-row i{white-space:nowrap;align-items:center;padding-right:8px;display:flex;position:static}.fields .stp-btn{border:0;border-left:var(--bw) solid var(--ink);background:var(--surface-muted);color:var(--text);font-family:var(--font-num);cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;flex:0 0 44px;font-size:20px;line-height:1}.fields .stp-btn:hover{background:var(--surface)}.fields .stp-btn:active{background:var(--ink);color:var(--surface)}.mw-product-choice{--choice-title:var(--text);--choice-border:var(--ink);--choice-bg:var(--surface);--choice-label-bg:var(--accent-wash);--choice-label-text:var(--accent-strong);--choice-text:var(--text);--choice-muted:var(--text-muted);--choice-link-bg:var(--ink);--choice-link-hover:var(--accent-strong);--choice-focus:var(--accent)}.mw-product-choice .product-choice-guide__card{border-width:var(--bw);border-radius:var(--r)}.mw-product-choice .product-choice-guide__image{border-radius:var(--r-sm);background:#fff}.plain .body .mw-product-choice a{text-decoration:none}.plain .body .mw-product-choice .product-choice-guide__product-link{color:var(--text)}.plain .body .mw-product-choice .product-choice-guide__link{color:var(--on-accent)}body.plain{font-size:var(--fs-body-plain);line-height:var(--lh-plain)}.plain .hd{border-bottom:var(--bw-soft) solid var(--line)}.plain .art{width:100%;max-width:var(--maxw-article);padding:var(--sp-5) var(--sp-5) var(--sp-14);margin:0 auto}.plain-wide .art{max-width:1080px}.plain h1{margin:0 0 10px;font-size:28px;line-height:1.4}.plain .meta{margin-bottom:18px}.plain .ad-disclosure{color:var(--text-muted);font-size:var(--fs-ui);align-items:center;gap:6px;margin:0 0 14px;line-height:1.5;display:flex}.plain .ad-disclosure svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2px;flex:none;width:16px;height:16px}.plain h2{border-left:5px solid var(--accent);margin:32px 0 10px;padding-left:12px;font-size:21px;line-height:1.4}.plain p{margin:0 0 14px}.plain .body h3{margin:24px 0 8px;font-size:18px}.plain .body ul,.plain .body ol{margin:0 0 14px;padding-left:22px}.plain .body ul{list-style:outside}.plain .body ol{list-style:decimal}.plain .body ul.record-directory__list,.plain .body ol.record-person__list{margin:0;padding:0;list-style:none}.plain .body li{margin:2px 0}.plain .body pre{border-radius:var(--r-sm);margin:0 0 16px;padding:14px 16px;font-size:14px;line-height:1.6;overflow:auto}.plain .body img{border-radius:var(--r-sm);max-width:100%;height:auto}.plain .body a{color:var(--accent-strong);text-decoration:underline}.plain .body h2,.plain .body h3{scroll-margin-top:calc(var(--header-h) + 16px)}.plain .static-page h3{margin:24px 0 8px;font-size:18px}.plain .static-page ul,.plain .static-page ol{list-style:revert;margin:0 0 14px;padding-left:22px}.plain .static-page li{margin:2px 0}.article-layout{grid-template-columns:minmax(0,1fr) 240px;align-items:start;gap:40px;display:grid}.article-layout>article{min-width:0}.author-profile{border:var(--bw-soft) solid var(--line-2);border-radius:var(--r);background:var(--surface);grid-template-columns:auto 1fr;align-items:center;gap:14px;margin:32px 0;padding:18px;display:grid}.author-profile__avatar{border:var(--bw-soft) solid var(--line-2);background:var(--surface);object-fit:cover;border-radius:50%;width:80px;height:80px}.author-profile__name{margin:0;font-size:18px}.author-profile__text{font-size:var(--fs-small);color:var(--text-muted);margin:4px 0 8px}.author-profile__social{flex-wrap:wrap;gap:4px;margin:4px 0 0;padding:0;list-style:none;display:flex}.author-profile__social a{width:44px;height:44px;color:var(--text);justify-content:center;align-items:center;margin-left:-10px;display:flex}.author-profile__social a:hover{color:var(--accent-strong)}.related-posts{border-top:var(--bw) solid var(--ink);margin-top:36px;padding-top:28px}.related-posts h2{border:0;margin:0 0 16px;padding:0;font-size:22px}.related-posts__grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.related-post-card{border:var(--bw-soft) solid var(--line-2);border-radius:var(--r-sm);background:var(--surface);overflow:hidden}.related-post-card__link{height:100%;color:var(--text);text-decoration:none;display:block}.related-post-card__image{aspect-ratio:16/9;object-fit:cover;border-bottom:var(--bw-soft) solid var(--line-2);width:100%;display:block}.related-post-card__body{padding:14px}.related-post-card__title{font-size:18px;font-weight:var(--fw-head);margin:0 0 8px;line-height:1.5}.related-post-card__desc{color:var(--text-muted);font-size:var(--fs-small);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;line-height:1.6;display:-webkit-box;overflow:hidden}.related-post-card__date{color:var(--text-muted);font-family:var(--font-num);font-size:var(--fs-caption);margin-top:12px;display:block}.related-post-card__link:hover .related-post-card__title{text-decoration:underline}.article-sidebar{top:calc(var(--header-h) + 20px);gap:18px;display:grid;position:sticky}.article-sidebar .author-profile{grid-template-columns:1fr;margin:0}.article-sidebar .author-profile__avatar{width:64px;height:64px}.article-sidebar__section{border:var(--bw-soft) solid var(--line-2);border-radius:var(--r);background:var(--surface);padding:18px}.article-sidebar__section-label{font-size:17px;font-weight:var(--fw-ui);border:0;margin:0 0 10px;padding:0}.article-sidebar__section ul{gap:8px;margin:0;padding:0;list-style:none;display:grid}.article-sidebar__section a{font-size:var(--fs-small);font-weight:var(--fw-ui);color:var(--accent-strong);text-decoration:underline}.toc-container{border:var(--bw-soft) solid var(--line-2);border-radius:var(--r-sm);background:var(--surface);margin:0 0 24px;overflow:hidden}.toc-heading{background:var(--surface-muted);border-bottom:var(--bw-soft) solid var(--line-2);font-size:var(--fs-small);font-weight:var(--fw-head);align-items:center;gap:8px;margin:0;padding:12px 16px;display:flex}.toc-heading:before{content:"";background:var(--accent);border-radius:2px;width:4px;height:1em}.toc-content{padding:10px 16px}.plain .body .toc-list,.plain .body .toc-sublist{margin:0;padding:0;list-style:none}.plain .body .toc-sublist{--toc-guide-color:var(--line-2);margin-left:8px;padding-left:4px}.plain .body .toc-item{margin:0;padding:0}.plain .body .toc-link{border-radius:var(--r-sm);font-size:var(--fs-small);color:var(--text-muted);padding:4px 8px;line-height:1.4;text-decoration:none;display:block}.plain .body .toc-list>.toc-item>.toc-link{color:var(--text);font-weight:700}.plain .body .toc-sublist .toc-link{font-size:.925em}.plain .body .toc-link:hover{color:var(--accent-strong);background:var(--accent-wash)}.toc-toggle-btn{background:var(--surface-muted);border:0;border-top:var(--bw-soft) solid var(--line-2);width:100%;min-height:44px;color:var(--accent-strong);font:inherit;font-size:var(--fs-small);font-weight:var(--fw-ui);cursor:pointer;justify-content:center;align-items:center;gap:8px;margin:0;padding:10px 16px;display:flex}.toc-toggle-btn svg{flex:none;width:16px;height:16px}.toc-toggle-btn:hover{background:var(--accent-wash)}.toc-more>.toc-toggle-btn{width:auto;margin:8px -16px -10px}.plain .body .return-to-toc{border:var(--bw-soft) solid var(--line-2);border-radius:var(--r-pill);background:var(--surface);min-height:44px;color:var(--accent-strong);font-size:var(--fs-small);font-weight:var(--fw-ui);align-items:center;margin:18px 0 -22px;padding:8px 12px;text-decoration:none;display:inline-flex}.plain .body .return-to-toc:hover{border-color:var(--accent);background:var(--accent-wash)}.answer{border:var(--bw) solid var(--ink);border-radius:var(--r);background:var(--surface);margin:0 0 20px;padding:20px 22px}.answer .q{font-size:var(--fs-small);color:var(--text-muted);font-weight:var(--fw-ui);margin:0}.answer .big{font-size:var(--fs-answer);font-weight:var(--fw-head);line-height:var(--lh-tight);font-family:var(--font-display);color:var(--text);margin:2px 0 6px}.answer .big small{margin-left:4px;font-size:20px}.answer .big em{color:var(--accent-strong);font-style:normal}.answer .cond{font-size:var(--fs-small);color:var(--text-muted);margin:0}.answer .sub{border-top:var(--bw-soft) solid var(--line-2);flex-wrap:wrap;gap:18px;margin:12px 0 0;padding-top:12px;display:flex}.answer .sub div{font-size:var(--fs-caption);color:var(--text-muted);font-weight:var(--fw-ui)}.answer .sub b{font-size:22px;font-family:var(--font-num);color:var(--text);font-weight:500;line-height:1.2;display:block}.calc{border:var(--bw-soft) solid var(--line-2);border-radius:var(--r-sm);grid-template-columns:1fr auto;align-items:end;gap:10px;margin:0 0 24px;padding:14px 16px;display:grid}.calc label{font-size:var(--fs-caption);color:var(--text-muted);font-weight:var(--fw-ui)}.calc .row{gap:8px;margin-top:4px;display:flex}.calc input{border:var(--bw) solid var(--ink);border-radius:var(--r-sm);width:100%;font-family:var(--font-num);background:var(--surface);padding:11px 14px;font-size:20px}.calc .btn{white-space:nowrap}.ad{border:var(--bw-soft) dashed var(--line-2);border-radius:var(--r-sm);background:var(--surface);text-align:center;font-size:var(--fs-caption);color:var(--text-muted);margin:24px 0;padding:14px}.ad:before{content:"広告";letter-spacing:.1em;margin-bottom:6px;font-size:10px;display:block}.plain .body{overflow-wrap:anywhere;min-width:0}.plain table{max-width:100%;font-size:var(--fs-body-plain);-webkit-overflow-scrolling:touch;overflow-wrap:normal;display:block;overflow-x:auto}.plain th,.plain td{min-width:4.5em}.plain .table-container{--table-sticky-top:var(--header-h)}.plain thead th{background:var(--surface)}.plain th{font-size:var(--fs-small);font-weight:var(--fw-ui);padding:10px 8px}.plain td{padding:12px 8px;font-size:18px;font-weight:400}.plain tr:nth-child(2n) td{background:var(--surface-muted)}.plain td:first-child{font-family:var(--font-body);font-weight:var(--fw-ui)}.plain .table-container .flex-table table{max-width:none;display:table;overflow:visible}.plain .table-container .flex-table th{font-size:var(--fs-small);font-weight:var(--fw-ui);padding:10px 8px}.plain .table-container .flex-table td{padding:12px 8px;font-size:18px;font-weight:400}.plain .table-container .flex-table tr:nth-child(2n) td{background:var(--surface-muted)}.plain .table-container .flex-table td:first-child{font-family:var(--font-body);font-weight:var(--fw-ui)}.plain .route-stats{margin:0 0 20px}.plain .route-stats th{vertical-align:middle;border-bottom:var(--bw-soft) solid var(--line);width:38%;padding:12px 8px}.plain .route-stats tr:nth-child(2n) th{background:var(--surface-muted)}.plain .route-stats tr:last-child th,.plain .route-stats tr:last-child td{border-bottom:var(--bw) solid var(--ink)}.plain .tnote{font-size:var(--fs-caption);color:var(--text-muted);margin-top:-6px}.plain .static-page th{font-weight:var(--fw-ui)}.plain .static-page td{font-family:var(--font-body);font-size:var(--fs-body-plain);font-weight:400;line-height:1.7}.plain .ledger{margin:0 0 24px}.plain .ino{box-shadow:none;background:var(--surface);margin:28px 0}@media (width<=820px){.plain-wide .art{max-width:var(--maxw-article)}.article-layout{display:block}.article-sidebar{display:none}.related-posts__grid{grid-template-columns:1fr}}@media (width<=600px){.plain h1{margin-bottom:8px;font-size:22px;line-height:1.45}.plain .meta{margin-bottom:14px}.answer .big{font-size:var(--fs-answer-sp)}.calc{grid-template-columns:1fr}.plain td,.plain .table-container .flex-table td{font-size:16px}}@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-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-font-weight{syntax:"*";inherits:false}@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}@property --tw-duration{syntax:"*";inherits:false}@property --tw-scale-x{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-y{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-z{syntax:"*";inherits:false;initial-value:1}@media (width<=600px){.nav[data-astro-cid-nen7h5rs].is-open{left:0;right:0;top:var(--header-h);background:var(--bg-page);border-bottom:var(--bw) solid var(--ink);flex-direction:column;padding:12px 20px 16px;display:flex;position:absolute}}