:root{
  --cream:#f3f1eb; --ink:#28262a; --graphite:#4a4a4c; --white:#ffffff; --fog:#dddcdd; --silver:#cbcbcb; --sky:#97cde5; --sage:#c8dfaa;
  --sans:"Inter","Noto Sans JP","Hiragino Sans",ui-sans-serif,system-ui,sans-serif;
  --serif:"Source Serif 4","Noto Serif JP","Hiragino Mincho ProN",ui-serif,Georgia,serif;
  --mono:"Inter","Noto Sans JP",ui-sans-serif,system-ui,sans-serif;
  /* legacy aliases used by markup */
  --bg:#ffffff; --bg2:#ffffff; --bg3:#f3f1eb; --ink2:#4a4a4c; --ink3:#4a4a4c; --line:#dddcdd; --accent:#28262a; --accent-ink:#28262a; --accent-soft:#f3f1eb; --accent-2:#28262a;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.5;letter-spacing:-0.02em;-webkit-font-smoothing:antialiased;font-feature-settings:"palt"}
h1,h2,h3,h4{margin:0;font-weight:400;line-height:1.2;text-wrap:balance;letter-spacing:-0.03em;color:var(--ink)}
h1{font-family:var(--sans);font-size:clamp(36px,5vw,56px);line-height:1.05;letter-spacing:-0.04em}
h2{font-family:var(--serif);font-size:clamp(30px,4vw,48px);letter-spacing:-0.03em}
h3{font-family:var(--sans);font-size:24px;font-weight:500;letter-spacing:-0.02em;line-height:1.3}
h4{font-family:var(--sans);font-size:18px;font-weight:500;line-height:1.4}
em.hl,.hl{font-style:normal;color:var(--sky)}
p{margin:0 0 1em;color:var(--graphite)}
strong{color:var(--ink);font-weight:500}
a{color:var(--ink)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.wrap{max-width:1200px;margin:0 auto;padding:0 32px}
.narrow{max-width:800px}
section>.wrap>.eyebrow,.page-head>.eyebrow,.hero>.eyebrow,.trial .eyebrow{display:table;margin-left:auto;margin-right:auto}
.eyebrow{display:inline-block;background:var(--fog);color:var(--ink);font-size:12px;font-weight:500;letter-spacing:0.02em;padding:8px 16px;border-radius:30px;margin-bottom:24px;text-transform:none}
section{padding:80px 0}
section.alt{background:var(--cream)}
section h2{margin-bottom:16px;text-align:center}
section h3{font-size:24px}
.page-head{padding:80px 0 24px;text-align:center}
.page-head h1{font-size:clamp(32px,4.5vw,48px);letter-spacing:-0.03em;margin-top:8px}
.page-head .lead{margin:24px auto 0}
.crumb{font-size:12px;color:var(--graphite);letter-spacing:0.02em;margin-bottom:16px}
.crumb a{color:var(--graphite);text-decoration:none}
.lead{color:var(--graphite);max-width:40em;margin:0 auto 40px;font-size:18px;line-height:1.5;letter-spacing:-0.02em;text-align:center}
.btn{display:inline-block;background:var(--sage);color:var(--ink);font-weight:500;font-size:16px;letter-spacing:-0.02em;padding:12px 20px;border-radius:100px;text-decoration:none;border:0;cursor:pointer;font-family:var(--sans)}
.btn:hover{background:#bfd79d}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--fog)}
.btn.ghost:hover{background:var(--cream)}
.btn:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
/* header */
header{background:var(--white)}
nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:16px}
.logo{font-family:var(--sans);font-weight:500;font-size:18px;letter-spacing:-0.02em;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:8px}
.logo b{font-weight:500}
.logo svg{width:20px;height:20px}
nav .links{display:flex;gap:8px;align-items:center;font-size:14px}
nav .links a{color:var(--ink);text-decoration:none;padding:8px 12px;border-radius:100px;font-weight:400}
nav .links a.on{font-weight:500}
nav .links a.cta{background:var(--sage);font-weight:500;margin-left:16px;padding:10px 18px}
.burger{display:none;background:none;border:1px solid var(--fog);border-radius:100px;padding:8px 14px;color:var(--ink);font:inherit;font-size:14px;cursor:pointer}
/* hero */
.hero{display:block;text-align:center;padding:80px 0 0}
.hero h1{max-width:18em;margin:0 auto}
.hero .sub{font-size:18px;color:var(--graphite);max-width:34em;margin:24px auto 0}
.hero .cta{display:flex;gap:12px;justify-content:center;margin-top:24px;flex-wrap:wrap}
.hero .fine{font-size:12px;color:var(--graphite);margin-top:24px;letter-spacing:0.02em}
.hero .fine span{margin:0 8px}
/* cream product stage holding the board */
.stage{background:var(--cream);padding:80px 0;margin-top:64px}
.stage .inner{max-width:1100px;margin:0 auto;padding:0 32px}
.board{background:var(--white);border-radius:24px;padding:40px;font-family:var(--sans);font-variant-numeric:tabular-nums}
.board .bh{display:flex;justify-content:space-between;font-size:12px;letter-spacing:0.02em;color:var(--graphite);margin-bottom:24px}
.board .bh b{color:var(--ink);font-weight:500}
.rooms{display:grid;grid-template-columns:repeat(8,1fr);gap:8px}
.room{border:1px solid var(--fog);border-radius:16px;padding:14px 12px 12px;font-size:12px;line-height:1.3;background:var(--white);transition:background .5s,border-color .5s}
.room .n{font-size:16px;font-weight:500;color:var(--ink);margin-bottom:6px}
.room .s{display:inline-block;color:var(--graphite);border-radius:30px;padding:3px 8px;background:var(--fog);font-size:11px;letter-spacing:0.02em}
.room[data-st="VD"]{background:var(--white)}
.room[data-st="VD"] .s{background:transparent;border:1px solid var(--fog)}
.room[data-st="IP"]{background:var(--white)}
.room[data-st="IP"] .s{background:var(--fog)}
.room[data-st="VC"]{background:var(--white);border-color:var(--sage)}
.room[data-st="VC"] .s{background:var(--sage);color:var(--ink)}
.board .bf{display:flex;justify-content:space-between;margin-top:24px;font-size:12px;color:var(--graphite);letter-spacing:0.02em}
.board .bf b{color:var(--ink);font-weight:500}
.board .cap{font-size:12px;color:var(--graphite);margin-top:12px}
/* stats — centered stack of three, flat */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.stat{background:var(--white);border:1px solid var(--fog);border-radius:16px;padding:40px;text-align:center}
section.alt .stat{border:0}
.stat .v{font-size:56px;line-height:1;letter-spacing:-0.04em;color:var(--ink);margin-bottom:16px;font-weight:400}
.stat .v small{font-size:24px;letter-spacing:-0.02em}
.stat .l{font-size:16px;color:var(--ink)}
.stat .src{font-size:12px;color:var(--graphite);margin-top:8px;letter-spacing:0.02em}
/* tables */
table{width:100%;border-collapse:collapse;font-size:16px}
th,td{text-align:left;padding:16px 12px;border-bottom:1px solid var(--fog);vertical-align:top;color:var(--graphite)}
th{font-size:12px;letter-spacing:0.02em;color:var(--graphite);font-weight:500;text-transform:none}
td.k{font-weight:500;color:var(--ink);width:30%}
td.num,th.num{font-variant-numeric:tabular-nums;white-space:nowrap;text-align:right}
tr.total td{font-weight:500;color:var(--ink);border-top:1px solid var(--ink);border-bottom:0}
.tablewrap{overflow-x:auto;background:var(--white);border-radius:16px;padding:8px 24px}
section.alt .tablewrap{padding:24px 32px}
.penalty{display:inline-block;background:var(--fog);color:var(--ink);font-weight:500;padding:6px 14px;border-radius:30px;font-size:12px;letter-spacing:0.02em;white-space:nowrap}
.tag{display:inline-block;font-size:12px;padding:4px 12px;border-radius:30px;background:var(--fog);color:var(--ink);font-weight:500;letter-spacing:0.02em}
/* grids */
.three{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.three h3,.two h3{margin-bottom:8px}
.three p,.two p{margin:0;font-size:16px;color:var(--graphite)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.card{background:var(--white);border-radius:16px;padding:40px}
section:not(.alt) .card{border:1px solid var(--fog)}
.card h3{margin-bottom:8px}
.num-h{font-size:12px;color:var(--graphite);letter-spacing:0.02em;margin-bottom:24px;display:inline-block;background:var(--fog);padding:6px 12px;border-radius:30px}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step{background:var(--white);border-radius:16px;padding:40px 32px}
section:not(.alt) .step{border:1px solid var(--fog)}
.step .t{display:inline-block;font-size:12px;color:var(--ink);background:var(--fog);padding:6px 12px;border-radius:30px;letter-spacing:0.02em}
.step h3{font-size:20px;margin:16px 0 8px}
.step p{margin:0;font-size:14px;color:var(--graphite)}
/* onboarding flow */
.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.flow div{position:relative;padding:24px 0 0;border-top:1px solid var(--ink)}
.flow .w{display:inline-block;font-size:12px;color:var(--ink);background:var(--fog);padding:4px 10px;border-radius:30px;letter-spacing:0.02em}
.flow h4{font-size:18px;margin:12px 0 8px}
.flow p{font-size:14px;color:var(--graphite);margin:0}
/* timeline svg */
.tl{width:100%;height:auto;display:block;margin-top:16px}
.tl text{font-family:var(--sans);fill:var(--graphite);font-size:11px;letter-spacing:0.02em}
.tl text.h{fill:var(--ink);font-size:12px;font-weight:500;letter-spacing:-0.01em}
.tl line.ax{stroke:var(--fog);stroke-width:2}
.tl .bar{fill:var(--cream)}
section.alt .tl .bar{fill:var(--white)}
.tl .bar2{fill:var(--sage)}
.tl .dot{fill:var(--ink)}
.tl .dead{stroke:var(--ink);stroke-width:1.5;stroke-dasharray:4 3}
.tl text.dl{fill:var(--ink);font-weight:500}
/* checklist */
.check{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.check .g{background:var(--white);border:1px solid var(--fog);border-radius:16px;padding:24px}
.check .g h4{font-size:15px;margin-bottom:12px;display:flex;justify-content:space-between;align-items:center}
.check .g h4 span{font-size:12px;color:var(--graphite);letter-spacing:0.02em}
.check ul{margin:0;padding:0;list-style:none;font-size:13px;color:var(--graphite)}
.check li{padding:4px 0 4px 18px;position:relative}
.check li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border:1.5px solid var(--ink);border-radius:2px}
/* report mock */
.report{background:var(--white);border-radius:16px;overflow:hidden;border:1px solid var(--fog)}
section.alt .report{border:0}
.report .rh{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-bottom:1px solid var(--fog);font-size:13px;color:var(--graphite)}
.report .rh b{color:var(--ink);font-weight:500}
.report .kpis{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--fog)}
.report .kpi{padding:24px;border-right:1px solid var(--fog)}
.report .kpi:last-child{border-right:0}
.report .kpi .l{font-size:12px;color:var(--graphite);letter-spacing:0.02em}
.report .kpi .v{font-size:32px;letter-spacing:-0.03em;color:var(--ink);line-height:1.2}
.report .kpi .v.ok{color:var(--ink)}
.report .rows{font-size:13px}
.report .rows div{display:grid;grid-template-columns:64px 1fr auto;gap:12px;padding:12px 24px;border-bottom:1px solid var(--fog);align-items:center;color:var(--graphite)}
.report .rows div:last-child{border-bottom:0}
.report .rows .st{color:var(--graphite);font-variant-numeric:tabular-nums}
/* pricing */
.price-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;align-items:start}
.terms{background:var(--white);border:1px solid var(--fog);border-radius:16px;padding:40px}
section.alt .terms{border:0}
.terms h3{font-size:20px;margin-bottom:16px}
.terms ul{margin:0;padding-left:1.2em;font-size:14px;color:var(--graphite)}
.terms li{margin-bottom:8px}
.incl{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.incl ul{margin:0;padding-left:1.2em;font-size:16px;color:var(--graphite)}
.incl li{margin-bottom:8px}
/* calc */
.calc{display:grid;grid-template-columns:1fr 1fr;gap:48px;background:var(--white);border-radius:16px;padding:40px}
section:not(.alt) .calc{border:1px solid var(--fog)}
.calc label{display:block;font-size:14px;color:var(--ink);margin-bottom:8px;font-weight:500}
.calc input,.calc select{width:100%;font:inherit;font-variant-numeric:tabular-nums;padding:12px 16px;border:1px solid var(--fog);border-radius:100px;background:var(--white);color:var(--ink);margin:6px 0 16px}
.calc .out{display:grid;gap:16px;align-content:start}
.calc .row{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--fog);padding-bottom:12px;gap:12px}
.calc .row .l{font-size:14px;color:var(--graphite)}
.calc .row .v{font-size:24px;letter-spacing:-0.02em;color:var(--ink);font-variant-numeric:tabular-nums}
.calc .row.big .v{font-size:40px;letter-spacing:-0.03em;color:var(--ink)}
.calc .note{font-size:12px;color:var(--graphite);letter-spacing:0.02em}
/* trial — cream band, sage only on the button */
.trial{background:var(--cream);border-radius:24px;padding:64px 48px;text-align:center;position:relative;overflow:hidden}
.trial::after{content:"";position:absolute;right:-120px;bottom:-140px;width:420px;height:420px;border-radius:50%;background:radial-gradient(closest-side,rgba(151,205,229,.35),rgba(151,205,229,0));pointer-events:none}
.trial>div{position:relative;max-width:640px;margin:0 auto}
.trial h2{color:var(--ink);text-align:center}
.trial p{margin:16px 0 0;color:var(--graphite)}
.trial .list{font-size:16px;line-height:2;color:var(--ink);margin:24px 0}
/* faq */
.faqg{margin-bottom:48px}
.faqg h3{font-size:12px;letter-spacing:0.02em;color:var(--graphite);font-weight:500;margin-bottom:8px}
details{border-bottom:1px solid var(--fog);padding:20px 0}
summary{cursor:pointer;font-weight:500;list-style:none;display:flex;justify-content:space-between;gap:16px;font-size:18px;letter-spacing:-0.02em;color:var(--ink)}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--graphite);flex:none;font-weight:400}
details[open] summary::after{content:"−"}
details p{margin:12px 0 0;color:var(--graphite);font-size:16px;max-width:60em}
/* contact */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.contact form{display:grid;gap:16px;background:var(--white);border:1px solid var(--fog);border-radius:16px;padding:40px}
.contact label{font-size:14px;color:var(--ink);font-weight:500;display:block}
.contact label span{color:var(--graphite);margin-left:4px;font-weight:400}
.contact input,.contact textarea,.contact select{width:100%;font:inherit;padding:12px 16px;border:1px solid var(--fog);border-radius:16px;background:var(--white);color:var(--ink);margin-top:6px}
.contact input,.contact select{border-radius:100px}
.contact .grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact .mail{font-size:24px;letter-spacing:-0.02em;margin:8px 0}
.contact .mail a{text-decoration:none;color:var(--ink)}
.after{margin-top:32px}
.after ol{margin:0;padding-left:1.3em;color:var(--graphite);font-size:16px}
.after li{margin-bottom:8px}
dl.co{display:grid;grid-template-columns:180px 1fr;gap:16px 24px;font-size:16px;max-width:720px;margin:0 auto}
dl.co dt{color:var(--graphite);font-size:14px;padding-top:2px}
dl.co dd{margin:0;color:var(--ink)}
dl.co a{text-decoration:none}
.prose{max-width:40em;color:var(--graphite);font-size:18px;line-height:1.5;margin:0 auto}
.prose h3{color:var(--ink);margin:40px 0 8px;font-size:24px}
.prose ul{padding-left:1.3em}
/* footer */
footer{background:var(--white);padding:64px 0;font-size:14px;color:var(--graphite)}
footer .fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;margin-bottom:40px}
footer .fgrid h4{font-size:12px;letter-spacing:0.02em;color:var(--graphite);margin-bottom:8px;font-weight:500}
footer .fgrid a{display:block;color:var(--ink);text-decoration:none;padding:4px 0}
footer .fb{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;border-top:1px solid var(--fog);padding-top:24px;font-size:12px;letter-spacing:0.02em}
.pg{display:none}
.pg.on{display:block}
@media (max-width:900px){
  .price-grid,.calc,.contact,.three,.two,.incl{grid-template-columns:1fr}
  .stats,.steps{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr}
  .check{grid-template-columns:1fr 1fr}
  .rooms{grid-template-columns:repeat(4,1fr)}
  .report .kpis{grid-template-columns:1fr 1fr}
  .report .kpi:nth-child(2){border-right:0}
  footer .fgrid{grid-template-columns:1fr}
  dl.co{grid-template-columns:1fr}
  .board{padding:24px}
  .burger{display:block}
  nav{position:relative}
  nav .links{display:none;position:absolute;left:0;right:0;top:100%;background:var(--white);flex-direction:column;align-items:stretch;padding:8px 0 16px;z-index:20}
  nav .links.open{display:flex}
  nav .links a.cta{margin:8px 0 0;text-align:center}
}
@media (prefers-reduced-motion: reduce){.room{transition:none} html{scroll-behavior:auto}}