:root{--kn-ink: var(--sos-ink, #2E2823);--kn-ink-soft: var(--sos-ink-2, #6E6458);--kn-ink-mute: var(--sos-ink-3, #9C9182);--kn-ink-faint: #B8AFA7;--kn-primary: var(--sos-brand, #E97A26);--kn-primary-dark: var(--sos-brand-deep, #D9661A);--kn-primary-mid: var(--sos-brand, #E97A26);--kn-primary-light: var(--sos-brand-soft-2, #FBE0C7);--kn-primary-bg: var(--sos-brand-soft, #FCEBD8);--kn-teal: var(--sos-brand, #E97A26);--kn-teal-dark: var(--sos-brand-deep, #D9661A);--kn-teal-light: var(--sos-brand-soft-2, #FBE0C7);--kn-teal-bg: var(--sos-brand-soft, #FCEBD8);--kn-teal-mid: var(--sos-brand, #E97A26);--kn-orange: var(--sos-brand, #E97A26);--kn-orange-dark: var(--sos-brand-deep, #D9661A);--kn-orange-light: var(--sos-brand-soft-2, #FBE0C7);--kn-orange-bg: var(--sos-brand-soft, #FCEBD8);--kn-accent: var(--sos-brand, #E97A26);--kn-accent-dark: var(--sos-brand-deep, #D9661A);--kn-accent-light: var(--sos-brand-soft-2, #FBE0C7);--kn-accent-bg: var(--sos-brand-soft, #FCEBD8);--kn-success: var(--sos-ok, #4E9E55);--kn-success-bg: var(--sos-ok-bg, #EAF5EA);--kn-emerald: var(--sos-ok, #4E9E55);--kn-emerald-dark: #2D7A35;--kn-emerald-bg: var(--sos-ok-bg, #EAF5EA);--kn-warn: var(--sos-warn, #E69123);--kn-warn-bg: var(--sos-warn-bg, #FCF1DD);--kn-amber: var(--sos-warn, #E69123);--kn-amber-dark: var(--sos-warn-dark, #C9791A);--kn-amber-bg: var(--sos-warn-bg, #FCF1DD);--kn-amber-light: var(--sos-warn-line, #F4DEB4);--kn-danger: var(--sos-alert, #DE523B);--kn-danger-bg: var(--sos-alert-bg, #FBE8E3);--kn-red: var(--sos-alert, #DE523B);--kn-red-dark: #B83C28;--kn-red-bg: var(--sos-alert-bg, #FBE8E3);--kn-info: var(--sos-info, #3F86C4);--kn-info-bg: var(--sos-info-bg, #E8F1F9);--kn-bg: var(--sos-cream, #FFFBF5);--kn-bg-warm: var(--sos-cream-2, #FDF4EA);--kn-bg-cool: #F4F8FC;--kn-card: var(--sos-white, #ffffff);--kn-card-warm: var(--sos-cream, #FFFBF5);--kn-border: var(--sos-line, #EFE6D9);--kn-border-light: var(--sos-line, #EFE6D9);--kn-border-dark: var(--sos-line-2, 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var(--sos-warn, #E69123);--kn-source-bg: var(--sos-ok-bg, #EAF5EA);--kn-source-border: var(--sos-ok-line, #CBE6CD);--kn-source-text: #2D7A35;--kn-caution-bg: var(--sos-alert-bg, #FBE8E3);--kn-caution-border: var(--sos-alert-line, #F3CFC6);--kn-caution-text: var(--sos-alert, #DE523B);--kn-pro-cta-bg: var(--sos-brand, #E97A26);--kn-pro-cta-text: #ffffff;--kn-diy-bg: var(--sos-ok-bg, #EAF5EA);--kn-diy-border: var(--sos-ok-line, #CBE6CD);--kn-diy-text: var(--sos-ok, #4E9E55);--kn-shindan-start-bg: var(--sos-brand-soft, #FCEBD8);--kn-shindan-start-border: var(--sos-brand-soft-2, #FBE0C7);--kn-shindan-check-bg: var(--sos-peach, #FBEAD6);--kn-shindan-check-border: var(--sos-brand-soft-2, #FBE0C7);--kn-shindan-diy-bg: var(--sos-ok-bg, #EAF5EA);--kn-shindan-diy-border: var(--sos-ok-line, #CBE6CD);--kn-shindan-pro-bg: var(--sos-alert-bg, #FBE8E3);--kn-shindan-pro-border: var(--sos-alert-line, #F3CFC6)}.art-top{background:linear-gradient(180deg,var(--sos-cream-3),var(--sos-cream));padding:0 0 22px}.art-wrap{max-width:var(--sos-maxw, 1200px);margin:0 auto;padding:0 clamp(28px,4vw,56px)}.art{display:grid;grid-template-columns:1fr 358px;gap:26px;align-items:start}.art-main{display:flex;flex-direction:column;gap:22px;min-width:0;container-type:inline-size;container-name:art-main}.ahead{display:flex;flex-direction:column}.ahead-badge{margin-bottom:10px}.ahead-title{font-family:var(--sos-font-head, "Zen Kaku Gothic New", sans-serif);font-size:30px;font-weight:900;line-height:1.32;color:var(--sos-ink, #2E2823);margin:0 0 12px;letter-spacing:-.01em;padding-left:16px;border-left:5px solid var(--art-accent, var(--sos-brand, #E97A26));border-radius:0 4px 4px 0}.upd{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--sos-ink-3, #9C9182)}.upd svg{color:var(--sos-brand, #E97A26);flex-shrink:0}.art-dates{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin:10px 0}.pub{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--sos-ink-3, 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