:root{
  --paper:#F4F5F2;
  --paper-2:#E9ECE6;
  --card:#FFFFFF;
  --ink:#15191C;
  --ink-2:#4B535A;
  --rule:#D3D8D0;
  --rule-strong:#15191C;
  --accent:#4b3f8f;
  --accent-2:#2C7A6B;
  --accent-ink:#FFFFFF;
  --stamp:#B23A2A;
  --warn-bg:#FFF6DC;
  --warn-ink:#6B4B00;
  --serif:"Hiragino Mincho ProN","Yu Mincho","YuMincho","Noto Serif JP",serif;
  --sans:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","YuGothic","Noto Sans JP",system-ui,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root{
    --paper:#111416;
    --paper-2:#181C1F;
    --card:#1C2124;
    --ink:#E9ECE8;
    --ink-2:#A6AEB4;
    --rule:#2F363B;
    --rule-strong:#E9ECE8;
    --accent:#b3a8f0;
    --accent-2:#7FD1BE;
    --accent-ink:#0B1418;
    --stamp:#F08A78;
    --warn-bg:#2A2412;
    --warn-ink:#F2D58A;
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.85;font-feature-settings:"palt" 1;overflow-x:hidden}
a{color:var(--accent)}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.wrap{padding:0 32px}}

.draft{background:var(--ink);color:var(--paper);font-size:12px;text-align:center;padding:6px 16px;letter-spacing:.04em}

/* header */
.top{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--rule)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);line-height:1.15}
.brand svg{width:26px;height:26px;color:var(--accent);flex:none}
.brand-co{display:block;font-family:var(--mono);font-weight:700;letter-spacing:.18em;font-size:13px}
.brand-sv{display:block;font-size:12px;letter-spacing:.12em;color:var(--ink-2)}
.nav{display:flex;gap:4px;align-items:center}
.nav a{color:var(--ink);text-decoration:none;font-size:14px;padding:6px 10px;border-radius:4px}
.nav a:hover{background:var(--paper-2)}
.nav a:not(.nav-cta){display:none}
@media (min-width:960px){.nav a:not(.nav-cta){display:inline-block}}
.nav-cta{background:var(--ink);color:var(--paper)!important;font-weight:600}
.nav-cta:hover{background:var(--accent)!important;color:var(--accent-ink)!important}

/* hero */
.hero{padding:44px 0 52px;border-bottom:1px solid var(--rule-strong)}
@media (min-width:960px){.hero{padding:84px 0 92px}}
.hero-grid{display:grid;gap:36px}
@media (min-width:960px){.hero-grid{grid-template-columns:1.1fr .9fr;align-items:center;gap:64px}}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--ink-2);margin:0 0 16px}
h1{font-family:var(--serif);font-weight:600;font-size:clamp(30px,8vw,56px);line-height:1.32;letter-spacing:.01em;margin:0 0 22px}
.lead{font-size:16px;color:var(--ink-2);max-width:36em;margin:0 0 26px}
@media (min-width:768px){.lead{font-size:17px}}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn,.btn-ghost{display:inline-block;text-decoration:none;font-weight:600;padding:13px 22px;border-radius:4px;font-size:15px;line-height:1.4}
.btn{background:var(--accent);color:var(--accent-ink)}
.btn:hover{filter:brightness(1.08)}
.btn-ghost{color:var(--ink);border:1px solid var(--rule-strong)}
.btn-ghost:hover{background:var(--paper-2)}
.btn-lg{padding:16px 26px;font-size:16px;word-break:break-all}

/* price card */
.pcard{margin:0;background:var(--card);border:1px solid var(--rule-strong);padding:20px 20px 18px}
.pcard-h{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:6px}
.pcard-h span{font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:var(--ink-2)}
.badge{display:inline-block;font-size:12px;font-weight:700;color:var(--stamp);border:1.5px solid var(--stamp);padding:1px 8px;border-radius:3px;letter-spacing:.04em;white-space:nowrap}
.prows{margin:0}
.prows>div{display:grid;grid-template-columns:6.5em 1fr;gap:12px;padding:12px 0;border-bottom:1px solid var(--rule);align-items:baseline}
.prows dt{font-size:13px;color:var(--ink-2)}
.prows dd{margin:0;font-weight:600}
.prows small{display:block;font-weight:400;font-size:12px;color:var(--ink-2)}
.num{font-family:var(--mono);font-size:1.4em;font-weight:700;letter-spacing:-.01em;font-variant-numeric:tabular-nums}
.cond{margin:14px 0 0;padding:12px 14px;background:var(--warn-bg);color:var(--warn-ink);font-size:13.5px;line-height:1.75}
.cond b{display:block;font-size:14px;margin-bottom:2px}

/* sections */
.sec{padding:60px 0;border-bottom:1px solid var(--rule)}
@media (min-width:960px){.sec{padding:92px 0}}
.sec-band{background:var(--paper-2)}
.sec-h{display:flex;align-items:baseline;gap:16px;border-top:2px solid var(--rule-strong);padding-top:14px;margin-bottom:22px}
.sec-no{font-family:var(--mono);font-size:13px;letter-spacing:.1em;color:var(--accent);font-weight:700}
h2{font-family:var(--serif);font-weight:600;font-size:clamp(23px,5.6vw,34px);line-height:1.4;margin:0}
.sec-lead{max-width:42em;margin:0 0 28px;font-size:16px}
h3{font-size:17px;margin:0 0 8px}
.note{font-size:13.5px;color:var(--ink-2);max-width:52em;margin:18px 0 0}

.grid3{display:grid;gap:12px}
@media (min-width:768px){.grid3{grid-template-columns:repeat(3,1fr)}}
.grid2{display:grid;gap:16px}
@media (min-width:768px){.grid2{grid-template-columns:1fr 1fr}}
.card{background:var(--card);border:1px solid var(--rule);padding:20px 18px}
.card p{margin:0;font-size:14.5px;color:var(--ink-2)}
.card .k{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.12em;font-weight:700;display:block;margin-bottom:4px}
.card-line{border-top:4px solid var(--accent)}
.card-line2{border-top:4px solid var(--accent-2)}
.card-muted{background:transparent;border-style:dashed}

.ticks,.crosses{list-style:none;margin:0;padding:0}
.ticks li,.crosses li{position:relative;padding:7px 0 7px 26px;border-top:1px dashed var(--rule);font-size:14.5px}
.ticks li:first-child,.crosses li:first-child{border-top:0}
.ticks li::before{content:"";position:absolute;left:4px;top:16px;width:10px;height:6px;border-left:2px solid var(--accent-2);border-bottom:2px solid var(--accent-2);transform:rotate(-45deg)}
.crosses li::before{content:"×";position:absolute;left:4px;top:6px;color:var(--stamp);font-weight:700}

/* who does what */
.who{display:grid;gap:0;border-top:2px solid var(--rule-strong)}
.who>div{display:grid;grid-template-columns:1fr;gap:4px;padding:14px 0;border-bottom:1px solid var(--rule)}
@media (min-width:768px){.who>div{grid-template-columns:14em 1fr 1fr;gap:20px;align-items:baseline}}
.who .w-h{display:none}
@media (min-width:768px){.who .w-h{display:grid;font-size:12px;color:var(--ink-2);font-family:var(--mono);letter-spacing:.1em}}
.who b{font-size:15px}
.who span[data-l]::before{content:attr(data-l)"：";font-size:12px;color:var(--ink-2)}
@media (min-width:768px){.who span[data-l]::before{display:none}}
.who .us{color:var(--accent)}

.law{margin-top:28px;padding:20px 20px;border-left:4px solid var(--accent);background:var(--card)}
.law h3{font-family:var(--serif);font-size:18px}
.law p{margin:0 0 10px;font-size:14.5px}
.law p:last-child{margin-bottom:0}
.law .src{font-size:12.5px;color:var(--ink-2)}

/* fee */
.fee{display:grid;gap:16px}
@media (min-width:900px){.fee{grid-template-columns:1fr 1fr 1fr}}
.fee .card h3{display:flex;justify-content:space-between;gap:8px;align-items:baseline;flex-wrap:wrap}
.fee .price{font-family:var(--mono);font-size:30px;font-weight:700;color:var(--ink);margin:4px 0 2px;font-variant-numeric:tabular-nums}
.fee .price small{font-family:var(--sans);font-size:13px;font-weight:400;color:var(--ink-2);margin-left:4px}
.fee ul{margin:10px 0 0;padding-left:1.2em;font-size:14px;color:var(--ink-2)}
.fee .zero{border:2px solid var(--stamp)}
.fee .zero .price{color:var(--stamp)}

/* compare */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--rule);background:var(--card)}
table{border-collapse:collapse;width:100%;min-width:720px;font-size:13.5px}
th,td{padding:10px 12px;border-bottom:1px solid var(--rule);text-align:left;vertical-align:top}
thead th{font-size:12px;color:var(--ink-2);font-weight:600;background:var(--paper-2);white-space:nowrap}
td.n{font-family:var(--mono);text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
tr.ours td{background:color-mix(in srgb,var(--accent) 10%,var(--card));font-weight:600}
.scroll-hint{font-size:12px;color:var(--ink-2);margin:0 0 6px}
@media (min-width:800px){.scroll-hint{display:none}}
.facts{list-style:none;margin:0;padding:0;display:grid;gap:0}
.facts li{padding:12px 0;border-top:1px solid var(--rule);font-size:14px}
.facts li b{display:block;font-size:15px}
.facts a{word-break:break-all;font-size:12.5px}

.steps{list-style:none;margin:0;padding:0;display:grid;gap:0}
@media (min-width:960px){.steps{grid-template-columns:repeat(4,1fr);column-gap:20px}}
.steps li{display:flex;gap:14px;padding:16px 0;border-top:1px solid var(--rule)}
.st-no{font-family:var(--mono);font-weight:700;color:var(--paper);background:var(--ink);min-width:36px;height:28px;display:inline-flex;align-items:center;justify-content:center;font-size:13px}
.steps b{display:block;font-size:15px}
.steps p{margin:2px 0 0;font-size:13.5px;color:var(--ink-2)}
.steps .now .st-no{background:var(--stamp)}

details{border-top:1px solid var(--rule);padding:14px 0}
details:last-child{border-bottom:1px solid var(--rule)}
summary{cursor:pointer;font-weight:600;list-style:none;position:relative;padding-right:28px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:4px;top:0;font-family:var(--mono);color:var(--accent);font-size:18px}
details[open] summary::after{content:"−"}
details p{margin:10px 0 0;font-size:14.5px;color:var(--ink-2);max-width:48em}

.contact-box{display:grid;gap:18px}
.contact-box p{margin:0;color:var(--ink-2);font-size:14.5px}

/* footer */
.foot{border-top:1px solid var(--rule);padding:36px 0 28px;background:var(--paper)}
.foot-in{display:grid;gap:20px}
@media (min-width:768px){.foot-in{grid-template-columns:1fr auto;align-items:start}}
.foot-brand p{margin:6px 0 0;font-size:13px;color:var(--ink-2)}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 20px}
.foot-links a{color:var(--ink);font-size:14px;text-decoration:none;border-bottom:1px solid var(--rule)}
.foot-links a:hover{border-bottom-color:var(--accent)}
.foot-small{margin-top:24px;font-size:12px;color:var(--ink-2);font-family:var(--mono)}

/* --- people group extras (attendance / shift / recruit) --- */
.tag{display:inline-block;font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.06em;padding:2px 8px;border-radius:3px;white-space:nowrap;vertical-align:middle}
.tag-ok{color:var(--accent-2);border:1px solid var(--accent-2);background:color-mix(in srgb,var(--accent-2) 12%,transparent)}
.tag-plan{color:var(--ink-2);border:1px dashed var(--ink-2)}
.status{margin:0}
.status>div{display:grid;grid-template-columns:1fr;gap:4px;padding:12px 0;border-bottom:1px solid var(--rule)}
@media (min-width:768px){.status>div{grid-template-columns:16em 7.5em 1fr;gap:16px;align-items:baseline}}
.status dt{font-weight:600;font-size:15px}
.status dd{margin:0;font-size:14px;color:var(--ink-2)}
.unit{display:grid;border-top:2px solid var(--rule-strong)}
.unit>div{display:grid;grid-template-columns:1fr;gap:2px;padding:12px 0;border-bottom:1px solid var(--rule)}
@media (min-width:768px){.unit>div{grid-template-columns:15em 10em 1fr;gap:18px;align-items:baseline}}
.unit .u-h{display:none}
@media (min-width:768px){.unit .u-h{display:grid;font-size:12px;color:var(--ink-2);font-family:var(--mono);letter-spacing:.08em}}
.unit b{font-size:15px}
.unit .c{font-family:var(--mono);font-weight:700;color:var(--accent)}
.unit span[data-l]::before{content:attr(data-l)"：";font-size:12px;color:var(--ink-2);font-family:var(--sans);font-weight:400}
@media (min-width:768px){.unit span[data-l]::before{display:none}}
.unit .why{font-size:13.5px;color:var(--ink-2)}
.calcbox{margin-top:28px;background:var(--card);border:1px solid var(--rule-strong);padding:18px}
.calcbox h3{margin-bottom:4px}
.calc-in{display:grid;gap:10px;margin:14px 0}
@media (min-width:768px){.calc-in{grid-template-columns:repeat(2,1fr);column-gap:24px}}
.calc-in label{display:grid;grid-template-columns:1fr 6.5em;gap:10px;align-items:center;font-size:14px}
.calc-in input,.demo input,.demo textarea,.demo select{font:inherit;font-size:16px;width:100%;padding:6px 8px;border:1px solid var(--rule-strong);background:var(--paper);color:var(--ink);border-radius:3px;min-width:0}
.calc-out{font-family:var(--mono);font-size:13px;background:var(--paper-2);padding:12px;white-space:pre-wrap;word-break:break-word;margin:0}
.calc-total{font-size:20px;font-weight:700;margin:10px 0 0}
.calc-total .num{color:var(--accent)}
.vs{margin-top:28px}
.demo{background:var(--card);border:1px solid var(--rule-strong);padding:18px}
.demo-grid{display:grid;gap:8px;grid-template-columns:repeat(2,minmax(0,1fr))}
@media (min-width:768px){.demo-grid{grid-template-columns:repeat(6,minmax(0,1fr))}}
.demo-grid label{font-size:12px;color:var(--ink-2);display:grid;gap:2px}
.chk{list-style:none;margin:14px 0 0;padding:0}
.chk li{padding:8px 0 8px 30px;border-top:1px dashed var(--rule);position:relative;font-size:14.5px}
.chk li::before{position:absolute;left:4px;top:8px;font-weight:700;font-family:var(--mono)}
.chk li.ok::before{content:"OK";color:var(--accent-2);font-size:12px;top:11px}
.chk li.ng::before{content:"NG";color:var(--stamp);font-size:12px;top:11px}
.chk li.ng{color:var(--stamp)}
.btn-s{font:inherit;font-size:14px;font-weight:600;padding:8px 16px;border:0;border-radius:4px;background:var(--accent);color:var(--accent-ink);cursor:pointer;margin-top:12px}
.mini{overflow-x:auto;-webkit-overflow-scrolling:touch;margin-top:12px}
.mini table{min-width:520px;font-size:13px}
.mini td,.mini th{text-align:center;padding:6px 6px}
.mini td.x{color:var(--stamp)}
.mini td.on{background:color-mix(in srgb,var(--accent) 18%,var(--card));font-weight:700}
.small{font-size:12.5px;color:var(--ink-2)}
.foot-addr{margin:8px 0 0;font-size:12.5px;color:var(--ink-2);line-height:1.7}