:root{
  --bg:#fff8e8; --s1:#fffef8; --s2:#fff2cf; --s3:#ffe6a6;
  --text:#183142; --mut:#6d7b7c; --dim:#a7b1ad;
  --gold:#ff8a3d; --gold-dim:rgba(255,138,61,.15); --border:rgba(24,49,66,.12);
  --line:#06c755; --mint:#dff9e9; --pink:#ff6f91; --sky:#80d7ff; --ink:#183142;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:
  radial-gradient(circle at 12% 8%, rgba(128,215,255,.38), transparent 26%),
  radial-gradient(circle at 88% 0%, rgba(255,111,145,.22), transparent 24%),
  linear-gradient(180deg,#fff8e8 0%,#fffdf5 42%,#f3fbef 100%);
  color:var(--text);font-family:'Noto Sans JP','Space Grotesk',system-ui,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
.wrap{max-width:1080px;margin:0 auto;padding:0 28px}

header.site{border-bottom:2px solid var(--ink);background:rgba(255,248,232,.86);backdrop-filter:blur(14px);position:sticky;top:0;z-index:4}
.site-row{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{font-family:'Space Grotesk';font-weight:700;font-size:19px;letter-spacing:.02em;color:var(--text);text-decoration:none;background:var(--s1);border:2px solid var(--ink);border-radius:999px;padding:6px 13px;box-shadow:4px 4px 0 var(--ink)}
.brand span{color:var(--line)}
.nav{display:flex;gap:26px}
.nav a{color:var(--text);text-decoration:none;font-size:13px;font-weight:700;transition:transform .12s,background .12s;cursor:pointer;background:rgba(255,255,255,.58);border:1px solid var(--border);border-radius:999px;padding:5px 10px}
.nav a:hover{transform:translateY(-2px);background:var(--mint)}

.hero{padding:74px 0 50px;border-bottom:2px dashed rgba(24,49,66,.18);position:relative}
.hero::after{content:'BizOps / AI / 業務設計';position:absolute;right:28px;bottom:36px;color:rgba(24,49,66,.16);font-family:'Space Grotesk';font-weight:700;font-size:13px;letter-spacing:.08em;transform:rotate(-3deg)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-family:'Space Grotesk',monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:22px;background:var(--mint);border:2px solid var(--ink);border-radius:999px;padding:6px 12px;box-shadow:3px 3px 0 var(--ink)}
.eyebrow::before{content:'';width:9px;height:9px;border-radius:50%;background:var(--line)}
.hero h1{font-family:'Noto Serif JP',serif;font-weight:600;font-size:42px;line-height:1.35;letter-spacing:.01em;max-width:18em;text-shadow:0 2px 0 rgba(255,255,255,.72)}
.hero p{color:var(--mut);margin-top:20px;font-size:15.5px;max-width:42em;background:rgba(255,255,255,.58);border-left:5px solid var(--gold);padding:12px 16px;border-radius:0 12px 12px 0}

.section-label{font-family:'Space Grotesk',monospace;font-size:12px;color:var(--text);letter-spacing:.08em;text-transform:uppercase;margin:54px 0 18px;display:flex;align-items:center;gap:10px;font-weight:700}
.section-label::after{content:'';flex:1;height:2px;background:repeating-linear-gradient(90deg,var(--ink) 0 8px,transparent 8px 15px);opacity:.18}

.feature{display:grid;grid-template-columns:1.1fr .9fr;gap:0;background:var(--s1);border:2px solid var(--ink);border-radius:18px;box-shadow:8px 8px 0 var(--ink);overflow:hidden}
.feat-body{background:linear-gradient(135deg,#fffef8 0%,#fff3d7 100%);padding:38px 36px;text-decoration:none;color:var(--text);display:block;transition:transform .12s,background .12s}
.feat-body:hover{background:#fff;transform:translateY(-2px)}
.feat-side{background:linear-gradient(135deg,var(--mint),#e7f7ff);padding:38px 32px;display:flex;flex-direction:column;justify-content:center;border-left:2px solid var(--ink)}
.tag{display:inline-block;font-family:'Space Grotesk',monospace;font-size:10.5px;color:var(--ink);background:var(--s3);padding:4px 10px;border:2px solid var(--ink);border-radius:999px;margin-bottom:18px;font-weight:700}
.feat-body h2{font-family:'Noto Serif JP',serif;font-weight:600;font-size:27px;line-height:1.45}
.feat-body .lede{color:var(--mut);margin-top:16px;font-size:14.5px}
.meta{color:var(--mut);font-family:'Space Grotesk',monospace;font-size:11px;margin-top:24px}
.feat-side .pull{font-family:'Noto Serif JP',serif;font-size:18px;line-height:1.8;color:var(--text);border-left:5px solid var(--pink);padding-left:18px}
.feat-side .by{color:var(--mut);font-size:12px;margin-top:22px}
.feat-side .by b{color:var(--text);font-weight:600}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;background:transparent;border:0;margin-bottom:60px}
.card{background:rgba(255,255,255,.78);padding:26px 24px 28px;transition:transform .12s,box-shadow .12s,background .12s;cursor:pointer;min-height:230px;display:flex;flex-direction:column;text-decoration:none;color:var(--text);border:2px solid var(--ink);border-radius:16px;box-shadow:5px 5px 0 rgba(24,49,66,.9)}
.card:nth-child(3n+1){background:#fffef8}
.card:nth-child(3n+2){background:#f0fff4}
.card:nth-child(3n){background:#fff2f7}
.card:hover{background:#fff;transform:translateY(-3px);box-shadow:7px 7px 0 rgba(24,49,66,.9)}
.card.soon{opacity:.6}
.card .tag2{font-family:'Space Grotesk',monospace;font-size:10px;color:var(--ink);letter-spacing:.06em;margin-bottom:16px;font-weight:700}
.card h3{font-family:'Noto Serif JP',serif;font-weight:500;font-size:18px;line-height:1.5}
.card p{color:var(--mut);font-size:13px;margin-top:12px;flex:1}
.card .date{color:var(--mut);font-family:'Space Grotesk',monospace;font-size:10.5px;margin-top:16px}

/* article page */
.article{padding:64px 28px 40px;max-width:760px}
.article h1{font-family:'Noto Serif JP',serif;font-weight:600;font-size:33px;line-height:1.5;margin-top:14px}
.ameta{color:var(--mut);font-family:'Space Grotesk',monospace;font-size:11px;margin-top:18px;padding-bottom:26px;border-bottom:2px dashed var(--border)}
.ameta .draft{color:var(--gold)}
.article .body{margin-top:34px}
.article .body h2{font-family:'Noto Serif JP',serif;font-weight:600;font-size:22px;margin:42px 0 14px;line-height:1.5}
.article .body h3{font-family:'Noto Serif JP',serif;font-weight:500;font-size:18px;margin:30px 0 10px}
.article .body p{font-size:15.5px;line-height:1.95;margin:18px 0;color:#304553}
.article .body ul{margin:18px 0 18px 1.4em;color:#304553}
.article .body li{font-size:15.5px;line-height:1.95;margin:6px 0}
.article .body blockquote{border-left:5px solid var(--gold);background:rgba(255,255,255,.62);padding:12px 18px;margin:26px 0;font-family:'Noto Serif JP',serif;font-size:17px;color:var(--text);border-radius:0 12px 12px 0}
.ednote{border:1px dashed var(--gold);background:var(--gold-dim);color:var(--gold);font-size:13px;padding:12px 16px;margin:22px 0;font-family:monospace}
.screenmock{margin:30px 0;padding:18px;background:rgba(255,255,255,.78);border:2px solid var(--ink);border-radius:18px;box-shadow:6px 6px 0 var(--ink)}
.screenmock figcaption{color:var(--mut);font-size:12.5px;line-height:1.7;margin-bottom:14px}
.phone{max-width:360px;margin:0 auto;background:#eef4ef;color:#172018;border-radius:24px;padding:14px;box-shadow:0 18px 50px rgba(24,49,66,.18);border:2px solid rgba(24,49,66,.2)}
.phonebar{background:#05b84f;color:white;text-align:center;font-weight:700;border-radius:15px 15px 6px 6px;padding:9px 0;font-size:13px;letter-spacing:.04em}
.chat{max-width:86%;margin:12px 0;padding:10px 12px;border-radius:14px;font-size:13px;line-height:1.65}
.chat.them{margin-left:auto;background:#05b84f;color:white;border-bottom-right-radius:4px}
.chat.bot{background:white;color:#172018;border-bottom-left-radius:4px}
.chat.confirm{border:1px solid rgba(5,184,79,.28)}
.choicegrid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.choicegrid button,.chips span{border:1px solid rgba(5,184,79,.32);background:white;color:#0b6d32;border-radius:10px;padding:9px 8px;font:inherit;font-size:12px;text-align:center}
.chips{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin:10px 0}
.panelmock,.tablemock{background:#f8f5ee;color:#1f1c17;border-radius:14px;border:1px solid #e0d5c0;overflow:hidden}
.panelhead{background:var(--ink);color:#f8f5ee;padding:13px 16px;font-weight:700}
.panelmock dl{padding:4px 16px 14px}
.panelmock dl div{display:grid;grid-template-columns:76px 1fr;gap:14px;border-bottom:1px solid #e7dcc8;padding:12px 0}
.panelmock dl div:last-child{border-bottom:0}
.panelmock dt{color:#8b806e;font-size:12px}
.panelmock dd{font-weight:700}
.tablemock{font-size:13px}
.row{display:grid;grid-template-columns:1.1fr 1.4fr .6fr .6fr;gap:10px;align-items:center;padding:12px 14px;border-bottom:1px solid #e7dcc8}
.row:last-child{border-bottom:0}
.row.head{background:#eee5d5;color:#7a705f;font-size:12px;font-weight:700}
.pill{display:inline-block;width:max-content;background:#dff4e8;color:#0b6d32;border:1px solid #a8d9bd;border-radius:999px;padding:2px 8px;font-size:12px;font-weight:700}
.back{display:inline-block;margin-top:48px;color:var(--mut);text-decoration:none;font-size:13px;border-top:2px dashed var(--border);padding-top:24px}
.back:hover{color:var(--text)}

footer{border-top:2px solid var(--ink);padding:40px 0 60px;color:var(--mut);font-size:12.5px;margin-top:30px;background:rgba(255,255,255,.42)}
footer .fr{display:flex;justify-content:space-between;align-items:center;gap:16px}
footer .ns{color:var(--ink);font-family:'Noto Serif JP',serif;font-size:14px}

@media (max-width:820px){.nav{display:none}.brand{box-shadow:3px 3px 0 var(--ink)}.feature,.grid{grid-template-columns:1fr}.feat-side{border-left:0;border-top:2px solid var(--ink)}.hero h1{font-size:30px}.hero::after{display:none}.article{padding:54px 20px 36px}.article h1{font-size:24px;line-height:1.6;letter-spacing:0}.article .body p{font-size:15px;line-height:1.9}.row{grid-template-columns:1fr 1fr}.row.head{display:none}.choicegrid{grid-template-columns:1fr}.chips{grid-template-columns:1fr 1fr}}
@media (max-width:420px){.wrap{padding:0 18px}.site-row{height:58px}.brand{font-size:17px;padding:5px 11px;max-width:calc(100vw - 54px);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.article{padding:48px 18px 34px}.article h1{font-size:22px}.ameta{font-size:10.5px}.screenmock{margin-left:-2px;margin-right:-2px;padding:14px;box-shadow:4px 4px 0 var(--ink)}}