:root{
  /* バインダーの紺青（施工体制台帳のファイル）＝主役色。クリームの帯＝副役。紙＝白。印＝朱。AI＝紫（印としてのみ） */
  --pri:#3C5591; --pri-dark:#2A3E6D; --pri-light:#5C79B8; --pri-soft:#EDF1F8;
  --band:#F6E6CC; --band-line:#E3CFAE;
  --ink:#262320; --ink-2:#3A352D;
  --ai:#6D4AE0; --ai-soft:#F3EFFD;
  --navy:#2A2721; --navy2:#3A352D;
  --ai1:#3C5591; --ai2:#6D4AE0;
  --bg:#EFEDE7; --card:#FBFAF7; --line:#DEDAD2;
  --txt:#262320; --sub:#6A655D;
  --red:#B3261E; --amber:#B5862A; --green:#2D5A4A;
  --blue-fill:#EDF1F8;
}

*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;background:var(--bg);color:var(--txt);font-size:14px;}

/* ===== header ===== */
header{background:linear-gradient(135deg,var(--navy) 0%,var(--navy2) 70%,#464036 100%);color:#fff;padding:14px 22px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.logo{display:flex;align-items:center;gap:10px;}
.logo .mark{width:34px;height:34px;border-radius:4px;background:linear-gradient(160deg,var(--pri-light),var(--pri-dark));box-shadow:inset -3px 0 0 rgba(255,255,255,.35);display:flex;align-items:center;justify-content:center;font-size:18px;}
.logo h1{font-size:17px;letter-spacing:.06em;}
.logo h1 small{display:block;font-size:10px;font-weight:400;color:#C3BCAE;letter-spacing:.12em;}
.site-info{margin-left:auto;text-align:right;font-size:11px;color:#CFC8BA;line-height:1.5;}
.site-info b{color:#fff;font-size:12.5px;}
#account{margin-left:14px;}
.acct-link{font-size:12px;color:inherit;border:1px solid currentColor;padding:4px 10px;border-radius:4px;text-decoration:none;opacity:.85;white-space:nowrap;}
.acct-link:hover{opacity:1;}
.badge-demo{background:var(--band);border:1px solid var(--band-line);border-radius:3px;padding:3px 12px;font-size:10.5px;color:#6B5330;}

/* ===== tabs ===== */
nav{display:flex;background:var(--card);border-bottom:1px solid var(--line);padding:0 12px;overflow-x:auto;position:sticky;top:0;z-index:50;}
nav button{border:none;background:none;padding:13px 16px;font-size:13px;font-weight:600;color:var(--sub);cursor:pointer;border-bottom:3px solid transparent;white-space:nowrap;font-family:inherit;display:flex;align-items:center;gap:6px;}
nav button.active{color:var(--pri-dark);border-bottom-color:var(--pri);}
nav button .step{background:#E5E1D8;color:var(--sub);border-radius:50%;width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;font-size:11px;}
nav button.active .step{background:var(--pri);color:#fff;}
nav button.done .step{background:var(--green);color:#fff;}

main{max-width:1080px;margin:0 auto;padding:22px 18px 80px;}
section{display:none;}
section.show{display:block;animation:fade .35s ease;}
@keyframes fade{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}

.hero{text-align:center;margin:8px 0 24px;}
.hero h2{font-size:21px;margin-bottom:6px;}
.hero p{color:var(--sub);font-size:13px;}
.ai-grad{color:var(--ai);}

.card{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:20px;margin-bottom:16px;box-shadow:0 1px 2px rgba(40,36,30,.07);}

/* ===== mic ===== */
.mic-area{text-align:center;padding:28px 10px;}
.mic-btn{width:110px;height:110px;border-radius:50%;border:none;cursor:pointer;background:linear-gradient(140deg,var(--pri-light),var(--pri-dark));color:#fff;font-size:40px;box-shadow:0 8px 24px rgba(42,62,109,.28);transition:transform .2s;font-family:inherit;}
.mic-btn:hover{transform:scale(1.05);}
.mic-btn.rec{animation:pulse 1.2s infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(60,85,145,.45);}70%{box-shadow:0 0 0 26px rgba(60,85,145,0);}100%{box-shadow:0 0 0 0 rgba(60,85,145,0);}}
.mic-label{margin-top:14px;font-weight:700;font-size:15px;}
.mic-sub{color:var(--sub);font-size:12px;margin-top:4px;}
.wave{display:none;justify-content:center;gap:4px;margin-top:16px;height:26px;align-items:flex-end;}
.wave.on{display:flex;}
.wave span{width:5px;background:linear-gradient(180deg,var(--pri-light),var(--pri-dark));border-radius:3px;animation:wv .8s infinite ease-in-out;}
.wave span:nth-child(2){animation-delay:.1s}.wave span:nth-child(3){animation-delay:.2s}.wave span:nth-child(4){animation-delay:.3s}.wave span:nth-child(5){animation-delay:.4s}.wave span:nth-child(6){animation-delay:.5s}.wave span:nth-child(7){animation-delay:.15s}.wave span:nth-child(8){animation-delay:.35s}
@keyframes wv{0%,100%{height:6px;}50%{height:26px;}}

.bubble{display:none;background:var(--pri-soft);border:1px solid #CBD6EA;border-radius:8px;padding:16px 18px;margin-top:20px;text-align:left;font-size:14.5px;line-height:2;position:relative;}
.bubble.show{display:block;}
.bubble .who{font-size:11px;color:var(--pri-dark);font-weight:700;margin-bottom:6px;letter-spacing:.05em;}
.cursor{display:inline-block;width:2px;height:1.1em;background:var(--pri);vertical-align:-2px;animation:blink .8s infinite;}
@keyframes blink{50%{opacity:0;}}

/* extraction */
.extract{display:none;margin-top:18px;}
.extract.show{display:block;}
.extract h3{font-size:13px;color:var(--sub);margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.spin{width:14px;height:14px;border:2px solid #D8D3C8;border-top-color:var(--ai);border-radius:50%;animation:sp .7s linear infinite;display:inline-block;}
@keyframes sp{to{transform:rotate(360deg);}}
.chips{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px;}
.chip{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--pri);border-radius:6px;padding:10px 14px;opacity:0;transform:translateY(8px);transition:all .4s;}
.chip.in{opacity:1;transform:none;}
.chip .k{font-size:10.5px;color:var(--sub);letter-spacing:.05em;}
.chip .v{font-size:14px;font-weight:700;margin-top:2px;}
.chip .v .ok{color:var(--green);font-size:12px;margin-left:6px;}
.cta{display:none;text-align:center;margin-top:22px;}
.cta.show{display:block;}
.btn-ai{background:var(--pri);color:#fff;border:none;border-radius:6px;padding:15px 34px;font-size:15px;font-weight:700;cursor:pointer;box-shadow:0 2px 6px rgba(42,62,109,.25);font-family:inherit;transition:transform .15s;}
.btn-ai:hover{transform:translateY(-2px);}
.btn-sub{background:var(--card);color:var(--pri-dark);border:1.5px solid var(--pri);border-radius:6px;padding:12px 26px;font-size:14px;font-weight:700;cursor:pointer;font-family:inherit;}

/* ===== risk ===== */
.weather{display:flex;gap:14px;align-items:center;background:var(--band);border:1px solid var(--band-line);border-radius:6px;padding:12px 18px;margin-bottom:16px;font-size:13px;}
.weather .t{font-size:22px;font-weight:800;color:var(--amber);}
.risk-row{border:1px solid var(--line);border-radius:6px;padding:14px 16px;margin-bottom:10px;background:var(--card);opacity:0;transform:translateX(-12px);transition:all .45s;display:grid;grid-template-columns:1fr auto;gap:12px;align-items:start;}
.risk-row.in{opacity:1;transform:none;}
.risk-row .sc{font-weight:700;font-size:14px;}
.risk-row .sc .arrow{color:var(--sub);font-weight:400;}
.risk-row .measure{margin-top:8px;font-size:13px;color:#24543F;background:#EAF0EC;border:1px solid #C6D8CD;border-radius:4px;padding:8px 12px;}
.risk-row .measure b{color:var(--green);}
.scores{display:flex;gap:6px;align-items:center;flex-wrap:wrap;justify-content:flex-end;}
.score{font-size:11px;color:var(--sub);background:#EBE8E0;border-radius:4px;padding:4px 8px;}
.lv{font-size:12px;font-weight:800;border-radius:8px;padding:5px 12px;color:#fff;}
.lv.big{background:var(--red);}.lv.mid{background:var(--amber);}.lv.small{background:var(--green);}
.risk-note{font-size:11.5px;color:var(--sub);margin-top:14px;line-height:1.7;}
.ai-tag{display:inline-flex;align-items:center;gap:4px;background:var(--ai-soft);border:1px solid #DCD2F6;color:var(--ai);font-size:10.5px;font-weight:700;border-radius:20px;padding:2px 10px;}

/* ===== forms ===== */
.gen-banner{background:linear-gradient(135deg,var(--pri-dark),var(--pri));color:#fff;border-radius:6px;padding:18px 22px;display:flex;gap:22px;align-items:center;margin-bottom:18px;flex-wrap:wrap;}
.gen-banner .num{font-size:32px;font-weight:800;color:var(--band);}
.gen-banner .desc{font-size:12px;color:#D9E0EF;line-height:1.6;}
.gen-banner .desc b{color:#fff;}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:4px;margin-bottom:18px;overflow:hidden;}
.form-head{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--band);border-bottom:1px solid var(--line);}
.form-head .fname{font-weight:800;font-size:14px;}
.form-head .fsub{font-size:11px;color:var(--sub);}
.gen-badge{margin-left:auto;background:var(--ai-soft);color:var(--ai);border:1px solid #DCD2F6;font-size:11px;font-weight:700;border-radius:20px;padding:3px 12px;display:flex;align-items:center;gap:5px;}
.formtable{width:100%;border-collapse:collapse;font-size:12px;}
.formtable th,.formtable td{border:1px solid #C9C4B8;padding:7px 9px;text-align:left;vertical-align:top;}
.formtable th{background:#EFECE4;font-weight:600;color:#4A443A;white-space:nowrap;font-size:11.5px;}
.fv{color:#1B2A4A;font-weight:600;background:transparent;}
.formtable .c{text-align:center;}
.form-body{padding:14px 16px;overflow-x:auto;}
.sig-mini{display:inline-block;font-family:"Hiragino Mincho ProN",serif;font-size:15px;color:#333;transform:rotate(-3deg);}
.stamp{display:inline-block;border:2px solid var(--red);color:var(--red);border-radius:50%;width:34px;height:34px;line-height:30px;text-align:center;font-size:10px;font-weight:700;}

/* ===== sign ===== */
.checklist{margin-bottom:16px;}
.checklist label{display:flex;gap:10px;align-items:flex-start;padding:11px 14px;border:1px solid var(--line);border-radius:4px;margin-bottom:8px;cursor:pointer;font-size:13.5px;background:var(--card);}
.checklist input{width:18px;height:18px;accent-color:var(--green);margin-top:1px;}
#pad{border:2px dashed #C6C0B4;border-radius:4px;background:var(--card);touch-action:none;width:100%;height:180px;cursor:crosshair;}
.sign-done{display:none;margin-top:16px;background:#EAF0EC;border:1px solid #C6D8CD;border-radius:4px;padding:16px 18px;font-size:13px;line-height:1.8;}
.sign-done.show{display:block;animation:fade .4s;}
.sign-done b{color:var(--green);}
.hash{font-family:Menlo,monospace;font-size:11px;color:var(--sub);word-break:break-all;}

/* ===== archive ===== */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px;}
.stat{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:16px;text-align:center;}
.stat .n{font-size:24px;font-weight:800;color:var(--pri-dark);}
.stat .n em{font-style:normal;font-size:13px;color:var(--sub);font-weight:600;}
.stat .l{font-size:11px;color:var(--sub);margin-top:4px;}
.searchbar{display:flex;gap:10px;margin-bottom:12px;}
.searchbar input{flex:1;border:1.5px solid var(--line);border-radius:6px;background:var(--card);padding:13px 16px;font-size:14px;font-family:inherit;outline:none;}
.searchbar input:focus{border-color:var(--pri);}
.sugg{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px;}
.sugg button{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:7px 14px;font-size:12px;color:var(--sub);cursor:pointer;font-family:inherit;}
.sugg button:hover{border-color:var(--pri);color:var(--pri);}
.ai-answer{display:none;background:var(--ai-soft);border:1px solid #DCD2F6;border-radius:6px;padding:18px;margin-bottom:14px;}
.ai-answer.show{display:block;animation:fade .4s;}
.ai-answer .head{display:flex;gap:8px;align-items:center;font-weight:700;color:var(--ai);font-size:13px;margin-bottom:10px;}
.ai-answer p{font-size:13.5px;line-height:1.9;}
.result{background:var(--card);border:1px solid var(--line);border-radius:4px;padding:12px 16px;margin-top:10px;display:flex;gap:14px;align-items:center;font-size:12.5px;}
.result .ic{font-size:20px;}
.result .meta{color:var(--sub);font-size:11px;margin-top:2px;}
.result .open{margin-left:auto;color:var(--pri);font-weight:700;font-size:12px;white-space:nowrap;}
.kaseki{background:linear-gradient(135deg,var(--ink),var(--ink-2));color:#fff;border-radius:6px;padding:20px 22px;margin-top:20px;}
.kaseki h3{font-size:15px;margin-bottom:8px;display:flex;align-items:center;gap:8px;}
.kaseki p{font-size:12.5px;color:#CFC8BA;line-height:1.8;}
.kaseki .pill{display:inline-block;background:rgba(255,255,255,.14);border-radius:16px;padding:3px 12px;font-size:11px;margin:8px 6px 0 0;}

footer{text-align:center;color:#8D877C;font-size:11px;padding:26px 10px 40px;line-height:1.8;}
@media(max-width:640px){ .gen-banner{gap:12px;} .risk-row{grid-template-columns:1fr;} .scores{justify-content:flex-start;} }