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format("woff2")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/plex-mono-400.woff2) format("woff2")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/plex-mono-500.woff2) format("woff2")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/plex-mono-600.woff2) format("woff2")}:root{--sumi-975: #07080B;--sumi-950: #0A0C10;--sumi-900: #0F1217;--sumi-850: #14181F;--sumi-800: #1A1F28;--sumi-750: #212734;--sumi-700: #2B3240;--sumi-600: #3B4454;--sumi-500: #566076;--sumi-400: #7A8499;--geppaku-50: #EFF4FA;--geppaku-100: #E5EBF3;--geppaku-200: #CFD9E4;--geppaku-300: #ADB9C9;--geppaku-400: #8E9AAD;--geppaku-500: #6A768C;--kin-600: #A8851A;--kin-500: #C9A227;--kin-400: #DDB94A;--kin-300: #E9CF7F;--kin-glow-20: rgba(221, 185, 74, .2);--kin-glow-10: rgba(221, 185, 74, .1);--kin-tint-06: rgba(201, 162, 39, .06);--ruri-600: 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.grid>.p-visual{order:2}.p-visual{justify-content:flex-start}.p-frame{width:min(100%,320px)}.product .watermark{font-size:clamp(260px,68vw,420px);opacity:.32}}.trinity{padding:var(--sec-y) 0;background:var(--color-bg-deep);border-top:1px solid var(--color-border-faint);border-bottom:1px solid var(--color-border-faint)}.trinity .diagram-wrap{overflow-x:auto;padding-block:8px}.trinity .diagram{min-width:760px;display:block;margin-inline:auto}.trinity .diagram-caption{margin-top:26px;text-align:center;color:var(--text-faint);font-size:13px}.trinity .diagram-caption .tag{display:inline-block;margin-right:10px;padding:2px 10px;border:1px solid var(--color-border);border-radius:999px;font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--text-secondary)}.trinity-cards{margin-top:clamp(44px,6vw,64px);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.t-card{--tc-color: var(--kin-500);--tc-soft: var(--kin-300);padding:26px 24px;background:var(--color-surface-card);border:1px solid var(--color-border-faint);border-top:2px solid var(--tc-color);border-radius:var(--radius)}.t-card[data-product=hoko]{--tc-color: var(--ruri-500);--tc-soft: var(--ruri-300)}.t-card[data-product=tate]{--tc-color: var(--hi-500);--tc-soft: var(--hi-300)}.t-card[data-product=aisekisho]{--tc-color: var(--seiheki-500);--tc-soft: var(--seiheki-300)}.t-card .tc-head{display:flex;align-items:baseline;gap:10px;font-family:var(--font-display);font-weight:700}.t-card .tc-kanji{font-size:30px;color:var(--tc-soft)}.t-card .tc-title{font-size:16.5px;letter-spacing:.06em}.t-card p{margin-top:12px;font-size:13.5px;color:var(--text-secondary)}@media(max-width:760px){.trinity-cards{grid-template-columns:1fr}}.company{padding:var(--sec-y) 0}.company .grid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:clamp(40px,6vw,80px);align-items:start}.company .co-about p{color:var(--text-secondary);font-size:15.5px}.company .co-about p+p{margin-top:14px}.company .co-contact{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px 26px;align-items:center}.company .co-tel{font-family:var(--font-mono);font-size:24px;font-weight:600;letter-spacing:.04em;color:var(--geppaku-50)}.company .co-tel-note{font-size:12.5px;color:var(--text-faint)}.company dl{margin:0;border-top:1px solid var(--color-border)}.company dl>div{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:16px 4px;border-bottom:1px solid var(--color-border)}.company dt{font-size:13px;font-weight:700;color:var(--text-faint);letter-spacing:.1em}.company dd{margin:0;font-size:14.5px}@media(max-width:880px){.company .grid{grid-template-columns:1fr}}.site-footer{border-top:1px solid var(--color-border-faint);background:var(--color-bg-deep);padding:64px 0 40px}.site-footer .top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:36px;align-items:flex-start}.site-footer .f-brand{display:flex;align-items:center;gap:12px}.site-footer .f-brand .f-name{font-family:var(--font-display);font-weight:700;letter-spacing:.12em}.site-footer .f-brand .f-sub{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:.28em;color:var(--text-faint);text-transform:uppercase;margin-top:3px}.site-footer nav{display:flex;gap:clamp(24px,4vw,56px);flex-wrap:wrap}.site-footer nav .col{display:grid;gap:10px}.site-footer nav .col-title{font-family:var(--font-mono);font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--text-faint);margin-bottom:4px}.site-footer nav a{font-size:13.5px;color:var(--text-secondary);transition:color .2s}.site-footer nav a:hover{color:var(--kin-300)}.site-footer nav a .f-kanji{font-family:var(--font-display);margin-right:6px}.site-footer nav a[data-product=hoko] .f-kanji{color:var(--ruri-300)}.site-footer nav a[data-product=tate] .f-kanji{color:var(--hi-300)}.site-footer nav a[data-product=aisekisho] .f-kanji{color:var(--seiheki-300)}.site-footer .bottom{margin-top:48px;padding-top:24px;border-top:1px solid var(--color-border-faint);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12px;color:var(--text-faint)}.site-footer .bottom .mono{font-family:var(--font-mono);letter-spacing:.1em}.page-hero{padding:160px 0 56px;background:radial-gradient(900px 380px at 50% -12%,rgba(201,162,39,.06),transparent 65%),var(--color-bg-deep);border-bottom:1px solid var(--color-border-faint)}.page-hero h1{margin-top:18px;font-size:clamp(28px,4.4vw,42px);font-weight:700}.page-hero .ph-lead{margin-top:18px;max-width:720px;color:var(--text-secondary);font-size:15px}.prose-page{padding:clamp(48px,7vw,80px) 0 var(--sec-y)}.prose-page article{max-width:var(--container-narrow)}.prose-sec+.prose-sec{margin-top:40px}.prose-sec h2{font-size:19px;font-weight:700;padding-left:14px;border-left:2px solid var(--kin-500)}.prose-sec p{margin-top:14px;color:var(--text-secondary);font-size:15px}.prose-sec a{color:var(--kin-300);text-decoration:underline;text-underline-offset:3px}.prose-date{margin-top:48px;font-size:13px;color:var(--text-faint)}.notfound{min-height:82svh;display:flex;align-items:center;text-align:center;padding:120px 0 80px}.notfound .code{font-family:var(--font-mono);font-size:13px;letter-spacing:.3em;color:var(--kin-400)}.notfound h1{margin-top:16px;font-size:clamp(30px,5vw,44px)}.notfound p{margin-top:18px;color:var(--text-secondary)}.notfound .actions{margin-top:36px;display:flex;justify-content:center;gap:16px;flex-wrap:wrap}