:root{
  --bg:#fbf6f1; --card:#ffffff; --ink:#2d2a32; --muted:#7a7480; --line:#eadfd6;
  --brand:#c2577a; --brand-2:#e58aa5; --brand-soft:#fbe6ed; --accent:#4f8f86; --accent-soft:#e2f1ee;
  --warn:#b7791f; --warn-soft:#fdf2d8; --danger:#c0392b; --radius:16px; --shadow:0 2px 10px rgba(120,80,70,.08);
}
@media (prefers-color-scheme:dark){
  :root{--bg:#1e1a20;--card:#2a252d;--ink:#f1ebf0;--muted:#a79fae;--line:#3b343f;--brand:#e58aa5;--brand-2:#c2577a;--brand-soft:#41262f;--accent:#7cc3b8;--accent-soft:#22403b;--warn-soft:#41351a;--shadow:none}
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 "Segoe UI",system-ui,-apple-system,Roboto,sans-serif}
h1,h2,h3{margin:0 0 .5em;line-height:1.25}
h1{font-size:1.6rem} h2{font-size:1.25rem} h3{font-size:1.05rem}
a{color:var(--brand)}
button,input,select,textarea{font:inherit;color:inherit}
.layout{display:flex;min-height:100vh}
.side{width:250px;flex:none;background:var(--card);border-right:1px solid var(--line);padding:18px 12px;position:sticky;top:0;height:100vh;overflow:auto}
.logo{display:flex;gap:10px;align-items:center;padding:4px 10px 16px;font-weight:700;font-size:1.05rem;color:var(--brand)}
.logo span.i{font-size:1.7rem}
.nav a{display:flex;gap:10px;align-items:center;padding:10px 12px;border-radius:12px;color:var(--ink);text-decoration:none;cursor:pointer;margin-bottom:2px}
.nav a:hover{background:var(--brand-soft)}
.nav a.on{background:var(--brand);color:#fff}
.nav .sep{height:1px;background:var(--line);margin:10px 6px}
main{flex:1;min-width:0;padding:26px clamp(16px,4vw,44px);max-width:1100px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);margin-bottom:16px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.tile{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;cursor:pointer;display:flex;flex-direction:column;gap:6px;box-shadow:var(--shadow);transition:.15s}
.tile:hover{transform:translateY(-2px);border-color:var(--brand-2)}
.tile .big{font-size:1.8rem}
.tile b{font-size:1.02rem}
.tile small{color:var(--muted)}
.btn{background:var(--brand);color:#fff;border:0;border-radius:12px;padding:10px 16px;cursor:pointer;font-weight:600;min-height:44px}
.btn:hover{filter:brightness(1.07)}
.btn.sec{background:var(--brand-soft);color:var(--brand)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.green{background:var(--accent)}
.btn.sm{padding:6px 12px;min-height:36px;font-size:.9rem}
.btn.danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}
.btn:disabled{opacity:.5;cursor:default}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row.sp{justify-content:space-between}
input[type=text],input[type=password],input[type=number],input[type=date],select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--card);min-height:44px}
textarea{min-height:110px;resize:vertical}
label{display:block;font-size:.88rem;color:var(--muted);margin:10px 0 4px}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.f3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:760px){.f2,.f3{grid-template-columns:1fr}}
.pill{display:inline-block;padding:2px 10px;border-radius:99px;font-size:.78rem;background:var(--brand-soft);color:var(--brand);font-weight:600}
.pill.g{background:var(--accent-soft);color:var(--accent)}
.pill.w{background:var(--warn-soft);color:var(--warn)}
.muted{color:var(--muted)}
.small{font-size:.86rem}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:9px 8px;border-bottom:1px solid var(--line);vertical-align:top;font-size:.93rem}
th{color:var(--muted);font-weight:600;font-size:.82rem}
.tablewrap{overflow-x:auto}
.tabs{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap}
.tabs button{border:1px solid var(--line);background:var(--card);padding:8px 14px;border-radius:99px;cursor:pointer}
.tabs button.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.chat{display:flex;flex-direction:column;gap:12px}
.msg{padding:12px 14px;border-radius:16px;max-width:92%;white-space:pre-wrap;word-wrap:break-word}
.msg.user{background:var(--brand-soft);align-self:flex-end}
.msg.ai{background:var(--card);border:1px solid var(--line);align-self:flex-start}
.msg .who{font-size:.78rem;color:var(--muted);margin-bottom:4px}
.md h1,.md h2,.md h3{margin:.8em 0 .3em}
.md p{margin:.4em 0}.md ul,.md ol{margin:.3em 0 .3em 1.3em;padding:0}
.askbar{position:sticky;bottom:0;background:var(--bg);padding:10px 0;display:flex;gap:8px;align-items:flex-end}
.askbar textarea{min-height:52px;max-height:160px}
.hero{background:linear-gradient(135deg,var(--brand-soft),var(--accent-soft));border-radius:22px;padding:22px;margin-bottom:18px}
.hero h1{margin-bottom:.2em}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 18px;border-radius:12px;z-index:50;max-width:90vw}
.notice{background:var(--warn-soft);color:var(--warn);padding:10px 14px;border-radius:12px;margin-bottom:14px;font-size:.92rem}
.src{border-left:3px solid var(--accent);background:var(--accent-soft);padding:8px 12px;border-radius:0 10px 10px 0;margin:6px 0;font-size:.88rem}
.editor{min-height:420px;font-family:Georgia,"Times New Roman",serif;font-size:1.02rem;line-height:1.6}
.login{max-width:380px;margin:12vh auto;padding:0 16px}
.top-mobile{display:none}
@media(max-width:860px){
  .layout{flex-direction:column}
  .side{width:100%;height:auto;position:static;border-right:0;border-bottom:1px solid var(--line);padding:8px}
  .logo{padding:2px 8px 6px}
  .nav{display:flex;overflow-x:auto;gap:4px;padding-bottom:4px}
  .nav a{white-space:nowrap;flex:none;padding:8px 12px}
  .nav .sep{display:none}
  main{padding:16px}
}
.spin{display:inline-block;width:16px;height:16px;border:2px solid var(--brand-soft);border-top-color:var(--brand);border-radius:50%;animation:s 1s linear infinite;vertical-align:-3px;margin-right:6px}
@keyframes s{to{transform:rotate(360deg)}}
.mic.rec{background:var(--danger);color:#fff}

/* ---- UX rework ---- */
.nav .navh{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted,#888);padding:12px 12px 2px}
.nav .sep{height:1px;background:var(--line);margin:8px 8px}
.nav a{cursor:pointer}
.tabbar{display:none}
.helpbox{border-left:4px solid var(--accent2,#2a9d8f);background:var(--card)}
.helpline{margin:0 0 8px;font-size:.85rem}
.sp{justify-content:space-between}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0 10px}
.chip{border:1px solid var(--line);background:var(--card);color:inherit;border-radius:16px;padding:5px 12px;font-size:.82rem;cursor:pointer;text-align:left}
.chip:hover{border-color:var(--accent,#c2577a)}
.step{padding:5px 0;display:flex;gap:8px}
.step.done{opacity:.6;text-decoration:line-through}
.tile,.btn,.nav a{min-height:40px}
@media(max-width:860px){
  .side{display:none!important}
  .layout{display:block}
  main#main{padding-bottom:84px}
  .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--card);border-top:1px solid var(--line);padding:4px 0 env(safe-area-inset-bottom)}
  .tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;font-size:.72rem;padding:6px 2px;color:inherit;cursor:pointer;opacity:.7}
  .tabbar a span{font-size:1.35rem;line-height:1.2}
  .tabbar a.on{opacity:1;font-weight:700;color:var(--accent,#c2577a)}
  .askbar{position:sticky;bottom:64px}
}

@media(max-width:860px){.card>.row:has(#save){position:sticky;bottom:70px;background:var(--card);padding:8px 0;z-index:5}}

/* ---- simplification ---- */
.item{display:flex;flex-direction:column;gap:2px;padding:12px 4px;border-bottom:1px solid var(--line);color:inherit;text-decoration:none}
.item:last-child{border-bottom:0}
.item b{color:var(--brand);font-size:1.02rem}
.grid.big{grid-template-columns:repeat(3,1fr);margin-bottom:18px}
.grid.big .tile{padding:20px;min-height:130px}
.grid.big .tile .big{font-size:2.2rem}
.grid.big .tile b{font-size:1.15rem}
details.card>summary{cursor:pointer;font-size:1rem;padding:4px 0;min-height:32px}
@media(max-width:860px){
  html{font-size:17px}
  .grid.big{grid-template-columns:repeat(2,1fr);gap:10px}
  .grid.big .tile{padding:12px;min-height:100px}
  .grid.big .tile .big{font-size:1.8rem}
  .grid.big .tile b{font-size:1.05rem}
  input,select,textarea{font-size:16px!important}
  .btn{min-height:48px;padding:10px 16px}
  .btn.sm{min-height:44px}
  .row{gap:8px}
  .row>.btn{flex:1 1 auto}
  h1{font-size:1.4rem}
}

/* ---- blocks + guide ---- */
h2.blk{margin:22px 0 8px;font-size:1.2rem}
h2.blk small{font-weight:400;color:var(--muted);font-size:.85rem;margin-left:6px}
.gside{width:100%;margin-top:14px;font-size:.92rem;white-space:normal}
.guide{position:fixed;left:0;top:0;bottom:0;width:360px;max-width:100vw;background:var(--card);border-right:1px solid var(--line);box-shadow:0 0 30px rgba(0,0,0,.2);z-index:45;display:flex;flex-direction:column;transform:translateX(-105%);transition:.2s}
.guide.open{transform:none}
.guide .gh{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line)}
.gmsgs{flex:1;overflow:auto;padding:12px;display:flex;flex-direction:column;gap:10px}
.gm{padding:10px 12px;border-radius:14px;max-width:92%;font-size:.95rem}
.gm.u{align-self:flex-end;background:var(--brand);color:#fff}
.gm.a{align-self:flex-start;background:var(--bg,#f6f1f3);border:1px solid var(--line)}
.gm.a p{margin:0 0 6px}
.guide .chips{padding:0 12px 6px}
.gin{display:flex;gap:8px;padding:10px 12px;border-top:1px solid var(--line)}
.gin input{flex:1}
.gfab{position:fixed;left:14px;bottom:14px;z-index:30;border:0;border-radius:999px;background:var(--brand);color:#fff;padding:12px 16px;font-size:1rem;box-shadow:0 4px 14px rgba(0,0,0,.25);cursor:pointer}
@media(min-width:861px){.gfab{display:none}}
@media(max-width:860px){.gfab{bottom:78px}.gside{display:none}.guide{width:100vw;bottom:0}}
@media(max-width:860px){.guide{bottom:66px}}

.qtip{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;margin-left:6px;padding:0;border-radius:50%;border:1px solid var(--line,#ccc);background:var(--card,#fff);color:var(--brand,#c0587a);font:700 .8rem/1 inherit;cursor:pointer;vertical-align:middle}
.qtip:hover{background:var(--brand,#c0587a);color:#fff}
.tipbox{position:absolute;z-index:9999;background:#2b2b2b;color:#fff;padding:10px 12px;border-radius:10px;font-size:.88rem;line-height:1.35;box-shadow:0 6px 20px rgba(0,0,0,.25)}
@media(max-width:860px){
.qtip{width:28px;height:28px;font-size:1rem}
.gfab{padding:12px 14px;right:12px;left:auto}
.gfab span{display:none}
.tipbox{font-size:.95rem}
}