/* Tokyo Food Technology — bespoke homepage + contact (2026-10-02). Tokens first, then shared components, then site layer. */
@font-face{font-family:'Source Serif 4';font-style:normal;font-weight:400;font-display:swap;src:url('/assets/fonts/source-serif-4-400-latin.woff2') format('woff2')}
@font-face{font-family:'Source Serif 4';font-style:normal;font-weight:600;font-display:swap;src:url('/assets/fonts/source-serif-4-600-latin.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('/assets/fonts/inter-400-latin.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('/assets/fonts/inter-600-latin.woff2') format('woff2')}
:root{--bg:#faf7f0;--surface:#fffdf7;--ink:#1c1c1c;--muted:#5d5850;--line:#d8d0bd;--primary:#223a5e;--accent:#d43a2f;--link:#223a5e;--dark:#1c1c1c;--dark-ink:#f3efe6;--dark-muted:#b9b2a3;--dark-line:#3a3a3a;--cta:#d43a2f;--cta-ink:#fff;--font-display:'Source Serif 4',Georgia,serif;--font-body:Inter,system-ui,sans-serif;--radius:0px;--radius-s:0px;--btn-radius:0;--maxw:1200px;--hw:600;--htrack:-.01em;--h1max:3.8rem;--eyebrow:#d43a2f;--field-bg:#fff;--ftr-bg:#1c1c1c}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 var(--fs-body,17px)/1.6 var(--font-body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%;display:block}
a{color:var(--link,var(--primary));text-underline-offset:3px}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--heading,var(--ink));line-height:1.12;margin:0 0 .5em;font-weight:var(--hw,700);letter-spacing:var(--htrack,-.015em)}
h1{font-size:clamp(2.3rem,5.4vw,var(--h1max,4.2rem))}
h2{font-size:clamp(1.7rem,3.2vw,2.6rem)}
h3{font-size:1.18rem;letter-spacing:-.005em}
p{margin:0 0 1em}
.wrap{width:100%;max-width:var(--maxw,1200px);margin:0 auto;padding:0 clamp(16px,4vw,32px)}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--ink);color:var(--bg);padding:8px 14px;border-radius:6px}
.skip:focus{left:12px}
:focus-visible{outline:3px solid var(--focus,var(--accent));outline-offset:2px}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:var(--hdr-bg,color-mix(in srgb,var(--bg) 88%,transparent));backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--hdr-line,var(--line))}
.hdr__in{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--hdr-ink,var(--ink));min-width:0}
.brand svg{width:34px;height:34px;flex:none}
.brand__txt{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand__name{font:var(--brand-w,700) 1.08rem/1.1 var(--font-display);letter-spacing:-.01em;white-space:nowrap}
.brand__sub{font-size:.74rem;color:var(--hdr-muted,var(--muted));white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav{display:flex;align-items:center;gap:6px}
.nav a{color:var(--hdr-ink,var(--ink));text-decoration:none;font-size:.94rem;font-weight:500;padding:8px 11px;border-radius:var(--radius-s,8px)}
.nav a:hover{background:var(--nav-hover,color-mix(in srgb,var(--ink) 7%,transparent))}
.nav .btn-cta{margin-left:8px;color:var(--cta-ink)}
.nav .btn-cta:hover{background:var(--cta-hover,var(--cta))}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--hdr-line,var(--line));background:transparent;border-radius:10px;cursor:pointer;position:relative;color:var(--hdr-ink,var(--ink))}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{position:absolute;left:12px;right:12px;height:2px;background:currentColor;content:"";border-radius:2px;transition:transform .2s}
.nav-toggle span{top:21px}.nav-toggle span::before{top:-6px;left:0;right:0}.nav-toggle span::after{top:6px;left:0;right:0}
.hdr.open .nav-toggle span{background:transparent}.hdr.open .nav-toggle span::before{transform:translateY(6px) rotate(45deg)}.hdr.open .nav-toggle span::after{transform:translateY(-6px) rotate(-45deg)}
@media (max-width:900px){
  .nav-toggle{display:block}
  .nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:2px;padding:10px 16px 18px;background:var(--hdr-solid,var(--bg));border-bottom:1px solid var(--hdr-line,var(--line));display:none}
  .hdr.open .nav{display:flex}
  .nav a{padding:12px 10px}
  .nav .btn-cta{margin:8px 0 0;text-align:center;justify-content:center}
  .brand__sub{display:none}
}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font:600 .96rem/1 var(--font-body);padding:13px 20px;border-radius:var(--btn-radius,10px);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s,background .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px)}
.btn-cta{background:var(--cta);color:var(--cta-ink);box-shadow:var(--cta-shadow,none)}
.btn-ghost{background:transparent;color:inherit;border-color:currentColor}
.arr{transition:transform .15s}.btn:hover .arr{transform:translateX(3px)}
.eyebrow{display:inline-block;font:600 .78rem/1.2 var(--font-eyebrow,var(--font-body));letter-spacing:.12em;text-transform:uppercase;color:var(--eyebrow,var(--primary));margin-bottom:14px}
.lead{font-size:clamp(1.05rem,1.6vw,1.22rem);color:var(--muted);max-width:62ch}

/* sections */
.sec{padding:clamp(56px,8vw,104px) 0}
.sec--tight{padding:clamp(40px,6vw,72px) 0}
.sec__head{max-width:760px;margin-bottom:clamp(28px,4vw,48px)}
.sec__head p{color:var(--muted);font-size:1.08rem}
.dark{background:var(--dark);color:var(--dark-ink);--ink:var(--dark-ink);--heading:var(--dark-ink);--muted:var(--dark-muted);--line:var(--dark-line)}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(16px,2.4vw,28px)}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2.4vw,28px)}
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(14px,2vw,22px)}
@media (max-width:980px){.grid3,.grid4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.grid2,.grid3,.grid4{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius,14px);padding:clamp(20px,2.4vw,28px);box-shadow:var(--card-shadow,none)}
.card p{color:var(--muted);margin:0}
.card h3{margin-bottom:.45em}
.ico{width:42px;height:42px;border-radius:var(--radius-s,10px);display:grid;place-items:center;background:var(--ico-bg,color-mix(in srgb,var(--primary) 12%,transparent));color:var(--primary);margin-bottom:16px}
.ico svg{width:22px;height:22px}
.ticks{list-style:none;padding:0;margin:18px 0 0;display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--muted);font-size:.93rem}
.ticks li::before{content:"✓";color:var(--accent);font-weight:700;margin-right:7px}
.steps{list-style:none;padding:0;margin:0;counter-reset:s;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(14px,2vw,24px)}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
.steps li{counter-increment:s;position:relative;padding-top:52px}
.steps li::before{content:counter(s,decimal-leading-zero);position:absolute;top:0;left:0;font:700 1.9rem/1 var(--font-num,var(--font-display));color:var(--accent)}
.steps b{display:block;font:700 1.12rem/1.3 var(--font-display);margin-bottom:6px;color:var(--heading,var(--ink))}
.steps span{color:var(--muted);font-size:.97rem}
.list-check{list-style:none;padding:0;margin:0}
.list-check li{padding:10px 0 10px 30px;border-top:1px solid var(--line);position:relative}
.list-check li::before{content:"";position:absolute;left:4px;top:18px;width:12px;height:7px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font:600 1.05rem/1.4 var(--font-display);list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;line-height:1;color:var(--accent)}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);margin:10px 0 0;max-width:70ch}

/* tools (client-side widgets) */
.tool{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius,14px);padding:clamp(20px,3vw,32px)}
.tool label{display:block;font-weight:600;font-size:.92rem;margin:0 0 6px}
.tool input,.tool select,.ct-form input,.ct-form select,.ct-form textarea{width:100%;font:inherit;font-size:1rem;padding:11px 13px;border:1px solid var(--field-line,var(--line));border-radius:var(--radius-s,10px);background:var(--field-bg,var(--bg));color:var(--ink)}
.tool input[type=range]{padding:0;border:0;background:none;accent-color:var(--primary)}
.tool .out{font:700 clamp(1.6rem,3vw,2.2rem)/1.1 var(--font-num,var(--font-display));color:var(--primary)}
.tool .hint{font-size:.85rem;color:var(--muted)}

/* CTA band */
.cta{border-radius:calc(var(--radius,14px) + 6px);padding:clamp(28px,5vw,56px);display:grid;grid-template-columns:1.4fr 1fr;gap:clamp(20px,4vw,48px);align-items:center}
@media (max-width:820px){.cta{grid-template-columns:1fr}}
.cta__card{background:var(--cta-card-bg,color-mix(in srgb,var(--dark-ink) 8%,transparent));border:1px solid var(--dark-line);border-radius:var(--radius,14px);padding:22px;display:flex;flex-direction:column;gap:14px}
.person{display:flex;gap:12px;align-items:center}
.avatar{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font:700 1.1rem var(--font-display);background:var(--accent);color:var(--avatar-ink,#fff);flex:none}
.person b{display:block}.person span{font-size:.88rem;color:var(--muted)}
.mailto{font-weight:600;word-break:break-all}

/* reference library (articles tucked away, still crawlable) */
.refs{padding:26px 0 30px;border-top:1px solid var(--line);background:var(--refs-bg,transparent)}
.refs__row{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:.78rem;line-height:1.7}
.refs__h{font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-size:.7rem;width:100%}
.refs a{color:var(--muted);text-decoration:none}
.refs a:hover{color:var(--ink);text-decoration:underline}
.refs .sf-xl{margin-top:14px;font-size:.74rem;color:var(--muted)}
.refs .sf-xl a{color:var(--muted)}
.refs .sf-xl h2,.refs .sf-xl h3{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;margin:0 0 4px;color:var(--muted);font-family:var(--font-body)}
.refs .sf-xl ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:2px 14px}

/* footer */
.ftr{background:var(--ftr-bg,var(--dark));color:var(--ftr-ink,var(--dark-ink));padding:56px 0 26px;--muted:var(--ftr-muted,var(--dark-muted));--ink:var(--ftr-ink,var(--dark-ink));--line:var(--ftr-line,var(--dark-line))}
.ftr a{color:var(--ftr-ink,var(--dark-ink));text-decoration:none}
.ftr a:hover{text-decoration:underline}
.ftr .brand{color:var(--ftr-ink,var(--dark-ink));margin-bottom:12px}
.ftr__grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:32px}
@media (max-width:820px){.ftr__grid{grid-template-columns:1fr 1fr}.ftr__about{grid-column:1/-1}}
.ftr p{color:var(--muted);font-size:.93rem;max-width:44ch}
.ftr h4{font:700 .76rem/1 var(--font-body);text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin:6px 0 14px}
.ftr ul{list-style:none;padding:0;margin:0;display:grid;gap:9px;font-size:.93rem}
.ftr__bot{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;font-size:.82rem;color:var(--muted)}
.langs{display:flex;flex-wrap:wrap;gap:4px 12px}
.langs a{color:var(--muted)}
.langs a[aria-current]{color:var(--ftr-ink,var(--dark-ink));font-weight:600}

/* contact page */
.ct-hero{padding:clamp(48px,7vw,88px) 0 clamp(24px,3vw,36px)}
.ct-hero h1{max-width:18ch}
.ct-body{padding:0 0 clamp(48px,7vw,88px)}
.ct-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:clamp(20px,4vw,48px);align-items:start}
@media (max-width:860px){.ct-grid{grid-template-columns:1fr}}
.ct-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius,14px);padding:clamp(20px,3vw,34px);display:grid;gap:16px}
.ct-form label{display:grid;gap:6px;font-weight:600;font-size:.92rem}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:560px){.row2{grid-template-columns:1fr}}
.ct-form .btn{justify-self:start}
.ct-note,.ct-small{font-size:.84rem;color:var(--muted);margin:0}
.ct-side{display:grid;gap:18px}
.ct-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius,14px);padding:22px}
.ct-card h3{font-size:1.02rem}
.ct-card p{color:var(--muted);font-size:.95rem}
.ct-person{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;align-items:center}
.ct-person p,.ct-person .mailto{grid-column:1/-1;margin:6px 0 0}
.ct-person b{display:block}.ct-person span{font-size:.88rem;color:var(--muted)}
.ct-steps{margin:0;padding-left:20px;display:grid;gap:10px;font-size:.94rem}
.ct-steps b{display:block}.ct-steps span{color:var(--muted)}
.ct-faq{padding:0 0 clamp(56px,8vw,96px)}
.ct-faq .wrap{max-width:860px}
.ct-faq details{border-top:1px solid var(--line);padding:16px 0}
.ct-faq summary{cursor:pointer;font:600 1.04rem/1.4 var(--font-display)}
.ct-faq p{color:var(--muted);margin:10px 0 0}

/* grid/flex children may shrink below their content (long code lines, wide tables scroll inside their own box) */
.hero__grid>*,.two>*,.est>*,.calc>*,.brief>*,.req>*,.be>*,.an>*,.idea>*,.score>*,.faq__grid>*,.grid2>*,.grid3>*,.grid4>*,.ct-grid>*,.feat>*{min-width:0}
pre{max-width:100%}


.hdr{--hdr-bg:rgba(250,247,240,.94)}
.brand__name{font-family:'Source Serif 4',serif;font-weight:600;letter-spacing:0}
.hero{padding:clamp(56px,8vw,112px) 0;border-bottom:1px solid var(--ink)}
.hero__grid{display:grid;grid-template-columns:70px 1.3fr .9fr;gap:clamp(18px,4vw,56px);align-items:center}
@media (max-width:920px){.hero__grid{grid-template-columns:1fr}.vt{display:none}}
.vt{writing-mode:vertical-rl;font:600 1.6rem/1 'Source Serif 4',serif;letter-spacing:.3em;color:var(--ink);border-left:1px solid var(--ink);padding-left:16px;height:100%;min-height:340px}
.hero h1{font-weight:600;letter-spacing:-.01em}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{border-radius:0;padding:14px 22px}.btn-line{border:1px solid var(--ink);color:var(--ink)}
.sun{aspect-ratio:1;display:grid;place-items:center}
.sun span{width:min(100%,360px);aspect-ratio:1;border-radius:50%;background:var(--accent);box-shadow:0 0 0 18px var(--bg),0 0 0 19px var(--ink)}
@media (max-width:920px){.sun{display:none}}
.tbl{border-top:2px solid var(--ink)}
.tbl table{width:100%;border-collapse:collapse}
.tbl tr{border-bottom:1px solid #d8d0bd}
.tbl td,.tbl th{padding:20px 12px;text-align:left;vertical-align:baseline}
.tbl th{font:600 1.25rem 'Source Serif 4',serif;width:28%}
.tbl td{color:var(--muted)}
.kj{font:600 1.5rem 'Source Serif 4',serif!important;color:var(--accent)!important;width:120px;white-space:nowrap}
@media (max-width:640px){.tbl tr{display:grid;grid-template-columns:96px 1fr}.tbl td:last-child{grid-column:1/-1;padding-top:0}.tbl th{width:auto}}
.sec--paper{background:#f2ece0;border-block:1px solid #d8d0bd}
.kanji{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-left:1px solid var(--ink)}
@media (max-width:860px){.kanji{grid-template-columns:1fr 1fr}}@media (max-width:520px){.kanji{grid-template-columns:1fr}}
.kanji li{padding:0 24px 8px;border-right:1px solid var(--ink)}
.kanji span{display:block;font:600 3.2rem/1 'Source Serif 4',serif;color:var(--accent);margin-bottom:16px}
.kanji b{font:600 1.25rem 'Source Serif 4',serif}.kanji p{color:var(--muted);margin:6px 0 18px}
.req{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(24px,5vw,64px);align-items:start}
@media (max-width:900px){.req{grid-template-columns:1fr}}
.req .person{margin-top:24px}
.avatar{background:var(--accent);border-radius:0}
.tool{border-radius:0;border:1px solid var(--ink);display:grid;gap:8px;background:#fffdf7}
.tool label{margin-top:6px}.tool input,.tool select{border-radius:0;border-color:#cfc6b2}
.tool .btn{justify-self:start;margin-top:10px}
.sec--ink{background:#1c1c1c;color:#f3efe6;--ink:#f3efe6;--heading:#f3efe6;--muted:#b9b2a3}
.two{display:grid;grid-template-columns:.8fr 1.6fr;gap:clamp(20px,5vw,64px)}
@media (max-width:820px){.two{grid-template-columns:1fr}}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media (max-width:560px){.cols{grid-template-columns:1fr}}
.do,.dont{list-style:none;padding:0;margin:0}
.do li,.dont li{padding:12px 0 12px 30px;border-top:1px solid #3a3a3a;position:relative}
.do li::before{content:"○";position:absolute;left:0;color:#7fd1a8;font-weight:700}
.dont li::before{content:"×";position:absolute;left:2px;color:var(--accent);font-weight:700}
.faq__w{max-width:820px}
.ftr{border-top:4px solid var(--accent)}
.ct-hero h1{font-weight:600}