:root{--k-primary:#316342;--k-primary-container:#4a7c59;--k-on-primary:#fff;--k-on-primary-container:#e1ffe5;--k-primary-fixed:#b9efc5;--k-primary-fixed-dim:#9dd3aa;--k-on-primary-fixed-variant:#1e5031;--k-secondary:#57624e;--k-secondary-container:#dbe7cd;--k-secondary-fixed-dim:#bfcab2;--k-on-secondary:#fff;--k-on-secondary-container:#5d6853;--k-tertiary:#775128;--k-tertiary-container:#93693e;--k-tertiary-fixed:#ffdcbd;--k-on-tertiary:#fff;--k-surface:#f9f9f9;--k-surface-lowest:#fff;--k-surface-low:#f3f3f3;--k-surface-container:#eee;--k-surface-container-high:#e8e8e8;--k-surface-variant:#e2e2e2;--k-on-surface:#1a1c1c;--k-on-surface-variant:#414942;--k-outline:#717971;--k-outline-variant:#c1c9bf;--k-text-main:#333;--k-text-sub:#666;--k-hazard-low:#e9f5db;--k-hazard-med:#d4a373;--k-hazard-high:#b56d45;--k-error:#ba1a1a;--k-error-container:#ffdad6;--k-on-error-container:#93000a;--k-font-sans:"Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic Medium", "Yu Gothic", Meiryo, system-ui, sans-serif;--k-font-data:"Hanken Grotesk", var(--k-font-sans);--k-size-display-lg:32px;--k-size-headline-md:24px;--k-size-headline-sm:20px;--k-size-body-lg:18px;--k-size-body-md:16px;--k-size-data-lg:36px;--k-size-label-sm:12px;--k-size-caption:13px;--k-leading-tight:1.4;--k-leading-heading:1.5;--k-leading-body:1.8;--k-radius-sm:.125rem;--k-radius:.25rem;--k-radius-md:.375rem;--k-radius-lg:.5rem;--k-radius-xl:.75rem;--k-radius-full:9999px;--k-unit:4px;--k-gutter:16px;--k-margin:16px;--k-section-gap:64px;--k-content-width:1024px;--k-content-width-wide:1200px;--k-border:1px solid var(--k-outline-variant)}@media (width>=768px){:root{--k-margin:32px}}@font-face{font-family:Hanken 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svg{flex:none;width:24px;height:24px}.k-toc{z-index:40;background:color-mix(in srgb, var(--k-surface) 92%, transparent);backdrop-filter:blur(6px);border-bottom:var(--k-border);position:sticky;top:56px}.k-toc__list{gap:calc(var(--k-unit) * 2);padding-block:calc(var(--k-unit) * 3);scrollbar-width:none;display:flex;overflow-x:auto}.k-toc__list::-webkit-scrollbar{display:none}.k-toc__list a{white-space:nowrap;padding:calc(var(--k-unit) * 1.5) calc(var(--k-unit) * 4);border:var(--k-border);border-radius:var(--k-radius-full);font-size:var(--k-size-label-sm);letter-spacing:.05em;color:var(--k-on-surface-variant);text-decoration:none}.k-cards{gap:var(--k-gutter);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}@media (width>=768px){.k-cards{grid-template-columns:repeat(4,minmax(0,1fr))}}.k-card{background:var(--k-surface-lowest);border:1px solid var(--k-secondary-fixed-dim);border-radius:var(--k-radius-xl);padding:var(--k-gutter)}.k-card__label{font-size:var(--k-size-label-sm);letter-spacing:.05em;color:var(--k-text-sub);margin-bottom:calc(var(--k-unit) * 1);display:block}.k-card__value{font-family:var(--k-font-data);font-size:var(--k-size-data-lg);color:var(--k-text-main);font-weight:600;line-height:1}.k-card__unit{font-family:var(--k-font-sans);font-size:var(--k-size-body-md);color:var(--k-text-sub);margin-left:calc(var(--k-unit) * 1);font-weight:400}.k-slope-card{background:var(--k-hazard-low);justify-content:space-between;gap:calc(var(--k-unit) * 2);flex-direction:column;display:flex}.k-slope-card__label{align-items:center;gap:calc(var(--k-unit) * 1);color:var(--k-primary);display:flex}.k-slope-card__label svg{width:16px;height:16px}.k-slope-card__value{font-size:var(--k-size-headline-md);color:var(--k-primary);margin-bottom:calc(var(--k-unit) * 1);font-weight:700}.k-meter{gap:calc(var(--k-unit) * 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td.k-num{font-family:var(--k-font-data);text-align:right;font-weight:600}.k-promo{border:1px dashed var(--k-secondary-fixed-dim);border-radius:var(--k-radius-xl);padding:calc(var(--k-unit) * 5);background:var(--k-surface-low)}.k-promo__label{font-size:var(--k-size-caption);letter-spacing:.08em;color:var(--k-text-sub);margin-bottom:calc(var(--k-unit) * 2);display:inline-block}.k-footer{background:var(--k-surface-container);padding-block:calc(var(--k-unit) * 10);margin-top:var(--k-section-gap)}.k-footer__sources{font-size:var(--k-size-caption);line-height:var(--k-leading-tight);color:var(--k-text-sub)}.k-footer__sources li{margin-bottom:calc(var(--k-unit) * 1)}.k-breadcrumb{font-size:var(--k-size-label-sm);color:var(--k-text-sub);padding-block:calc(var(--k-unit) * 3)}.k-breadcrumb ol{gap:calc(var(--k-unit) * 2);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}