/* AI秘書ビルダー — modern wizard theme */
:root{
  --brand:#4f46e5; --brand-2:#4338ca; --brand-soft:#eef2ff; --brand-line:#c7d2fe;
  --ok:#059669; --ok-soft:#ecfdf5;
  --warn:#b45309; --warn-soft:#fffbeb; --warn-line:#fde68a;
  --danger:#dc2626; --danger-soft:#fef2f2;
  --bg:#f6f7fb; --surface:#ffffff; --line:#e5e7eb;
  --ink:#1f2937; --sub:#6b7280; --faint:#9ca3af;
  --radius:12px; --shadow:0 1px 2px rgba(16,24,40,.05),0 1px 3px rgba(16,24,40,.08);
  --shadow-lg:0 8px 24px rgba(16,24,40,.10);
}
*{box-sizing:border-box;margin:0;}
[hidden]{display:none !important;}
html{scroll-behavior:smooth;}
body{
  font-family:"Inter","Noto Sans JP",sans-serif;color:var(--ink);background:var(--bg);
  line-height:1.75;font-size:14.5px;-webkit-font-smoothing:antialiased;
}
b{font-weight:700;}
button{font-family:inherit;}

/* ---------- layout ---------- */
.shell{display:flex;min-height:100vh;}
.side{
  width:264px;flex:none;background:var(--surface);border-right:1px solid var(--line);
  padding:26px 18px 18px;display:flex;flex-direction:column;gap:6px;
  position:sticky;top:0;height:100vh;
}
.main{flex:1;min-width:0;max-width:860px;margin:0 auto;padding:28px 32px 90px;}

/* ---------- sidebar ---------- */
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{display:flex;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.01em;}
.brand-sub{font-size:11.5px;color:var(--sub);margin:8px 2px 18px;line-height:1.7;}
#stepNav{display:flex;flex-direction:column;gap:2px;flex:1;}
.step-item{
  display:flex;align-items:center;gap:12px;padding:10px 10px;border-radius:10px;
  background:none;border:none;cursor:pointer;text-align:left;width:100%;
  color:var(--sub);transition:background .12s;
}
.step-item:hover{background:#f3f4f6;}
.step-item.current{background:var(--brand-soft);color:var(--ink);}
.step-item .si-dot{
  width:26px;height:26px;flex:none;border-radius:50%;border:2px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:var(--faint);
  background:var(--surface);transition:.15s;
}
.step-item.current .si-dot{border-color:var(--brand);color:var(--brand);}
.step-item.done .si-dot{border-color:var(--ok);background:var(--ok);color:#fff;}
.step-item .si-label{font-size:13.5px;font-weight:700;display:block;line-height:1.35;}
.step-item .si-sub{font-size:11px;color:var(--faint);display:block;}
.step-item.current .si-sub{color:var(--brand);}
.step-item .si-dl{margin-left:auto;font-size:9.5px;font-weight:800;color:var(--ok);background:var(--ok-soft);
  border:1px solid #a7f3d0;border-radius:999px;padding:1px 7px;letter-spacing:.04em;}
.side-foot{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:14px;}
.ring-wrap{display:flex;align-items:center;gap:10px;flex:1;}
#ringFill{transition:stroke-dashoffset .5s cubic-bezier(.22,1,.36,1);}
.ring-text b{font-size:14px;display:block;line-height:1.1;}
.ring-text span{font-size:10.5px;color:var(--sub);}
.mute{border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:7px 9px;
  font-size:14px;cursor:pointer;line-height:1;}
.mute:hover{background:#f3f4f6;}

/* ---------- intro / demo ---------- */
.intro{margin-bottom:22px;}
.intro-flow{font-size:13px;color:var(--sub);background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:12px 16px;box-shadow:var(--shadow);}
.intro-flow b{color:var(--ink);}
.demo{margin-top:10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;}
.demo summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:10px;
  padding:12px 16px;font-size:13px;font-weight:700;color:var(--ink);user-select:none;}
.demo summary::-webkit-details-marker{display:none;}
.demo summary::before{content:'▸';color:var(--brand);transition:transform .15s;}
.demo[open] summary::before{transform:rotate(90deg);}
.demo-chip{margin-left:auto;font-size:11px;font-weight:700;color:var(--brand);background:var(--brand-soft);
  border-radius:999px;padding:2px 10px;}
.demo[open] .demo-chip{visibility:hidden;}
.chat{display:flex;flex-direction:column;gap:10px;padding:14px 16px 18px;border-top:1px solid var(--line);}
.msg{max-width:86%;padding:9px 13px;font-size:13px;line-height:1.75;border-radius:14px;}
.msg .who{display:block;font-size:10px;font-weight:700;opacity:.65;margin-bottom:2px;}
.msg.u{align-self:flex-end;background:var(--brand);color:#fff;border-bottom-right-radius:4px;}
.msg.a{align-self:flex-start;background:#f3f4f6;color:var(--ink);border-bottom-left-radius:4px;}

/* ---------- panels ---------- */
.panel{display:none;animation:panel-in .25s ease;}
.panel.active{display:block;}
@keyframes panel-in{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}
.panel-head{margin-bottom:16px;}
.step-chip{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:3px 12px;margin-bottom:8px;}
.panel-head h2{font-size:21px;font-weight:800;letter-spacing:.01em;}
.lead{font-size:13.5px;color:var(--sub);margin-top:4px;}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px 22px;margin-bottom:16px;}
.group-h{font-size:13.5px;font-weight:800;margin-bottom:12px;color:var(--ink);}
.group-h.sub{margin-top:22px;}
.hint{font-size:12px;color:var(--sub);margin-top:8px;}

.callout{border-radius:var(--radius);padding:16px 18px;margin-bottom:16px;font-size:13px;}
.callout.build{background:var(--brand-soft);border:1px solid var(--brand-line);}
.callout.build .callout-h{font-weight:800;color:var(--brand-2);margin-bottom:6px;font-size:13px;}
.callout.build ul{padding-left:20px;margin:4px 0;}
.callout.build li{margin:3px 0;}
.callout-can{margin-top:10px;padding-top:10px;border-top:1px dashed var(--brand-line);font-weight:700;color:var(--ink);}
.callout.note{background:var(--danger-soft);border:1px solid #fecaca;color:#991b1b;font-size:12.5px;}
.callout.teacher{background:var(--warn-soft);border:1px solid var(--warn-line);color:#78350f;margin-top:14px;}
.callout.teacher b{color:var(--warn);}
.learn{margin-top:10px;}
.learn summary{cursor:pointer;font-size:12px;font-weight:800;color:var(--warn);list-style:none;}
.learn summary::-webkit-details-marker{display:none;}
.learn-body{margin-top:8px;font-size:12.5px;background:#fff;border:1px dashed var(--warn-line);
  border-radius:8px;padding:10px 12px;line-height:1.9;}
.learn-body code{background:#fef3c7;border-radius:4px;padding:0 5px;font-size:12px;}

/* ---------- inputs ---------- */
.field{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:10px;
  font-family:inherit;font-size:14px;background:var(--surface);margin-bottom:10px;color:var(--ink);
  transition:border-color .12s, box-shadow .12s;}
.field::placeholder{color:var(--faint);}
.field:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft);}

.roles{display:grid;grid-template-columns:repeat(auto-fill,minmax(126px,1fr));gap:10px;}
.role-card{
  border:1.5px solid var(--line);border-radius:12px;padding:14px 8px 12px;cursor:pointer;
  background:var(--surface);text-align:center;position:relative;transition:.12s;
}
.role-card:hover{border-color:var(--faint);}
.role-card.selected{border-color:var(--brand);background:var(--brand-soft);}
.role-card.selected::after{content:'✓';position:absolute;top:6px;right:9px;color:var(--brand);font-weight:800;font-size:13px;}
.role-card .picon{font-size:26px;display:block;margin-bottom:5px;}
.role-card .nm{font-size:13px;font-weight:700;color:var(--ink);}

.os-pick{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px;}
.pick-card{border:1.5px solid var(--line);border-radius:12px;padding:14px;cursor:pointer;background:var(--surface);
  font-size:14px;font-weight:700;color:var(--ink);display:flex;align-items:center;justify-content:center;gap:9px;transition:.12s;}
.pick-card:hover{border-color:var(--faint);}
.pick-card.selected{border-color:var(--brand);background:var(--brand-soft);box-shadow:0 0 0 3px var(--brand-soft);}
.pick-ico{font-size:20px;}

.setup-step{display:flex;gap:14px;padding:14px 4px;border-bottom:1px solid var(--line);}
.setup-step:last-child{border-bottom:none;}
.setup-num{width:24px;height:24px;flex:none;border-radius:50%;background:var(--brand);color:#fff;
  font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-top:2px;}
.setup-body{flex:1;min-width:0;}
.setup-t{font-size:13.5px;font-weight:800;}
.setup-d{font-size:12.5px;color:var(--sub);margin-top:2px;}
.cmd{display:flex;align-items:center;gap:10px;background:#111827;color:#e5e7eb;border-radius:8px;
  padding:9px 12px;font-family:Consolas,Menlo,monospace;font-size:12.5px;margin-top:8px;}
.cmd code{flex:1;overflow-x:auto;white-space:nowrap;}
.cmd button{flex:none;font-size:11px;font-weight:700;padding:4px 10px;border-radius:6px;
  border:1px solid #374151;background:transparent;color:#d1d5db;cursor:pointer;}
.cmd button:hover{background:#1f2937;}

.opt{display:flex;align-items:flex-start;gap:11px;padding:11px 12px;border:1px solid var(--line);
  border-radius:10px;margin-bottom:8px;background:var(--surface);cursor:pointer;transition:.12s;}
.opt:hover{border-color:var(--faint);}
.opt.locked{background:#f9fafb;cursor:default;}
.opt input[type=checkbox]{margin-top:4px;width:16px;height:16px;accent-color:var(--brand);flex:none;cursor:pointer;}
.opt-body{flex:1;min-width:0;}
.opt-t{font-size:13px;font-weight:700;display:block;}
.opt-d{font-size:12px;color:var(--sub);display:block;margin-top:1px;}
.opt-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;margin-bottom:10px;}
.opt-grid .opt{margin-bottom:0;align-items:center;}
.opt-grid .opt input{margin-top:0;}
.tag{display:inline-block;font-size:10px;font-weight:800;border-radius:999px;padding:1px 8px;margin-left:7px;vertical-align:1px;}
.tag.rec{color:var(--ok);background:var(--ok-soft);border:1px solid #a7f3d0;}
.tag.must{color:var(--danger);background:var(--danger-soft);border:1px solid #fecaca;}
.tag.core{color:var(--brand);background:var(--brand-soft);border:1px solid var(--brand-line);}
.team-note{margin-top:6px;font-size:12px;color:var(--brand-2);background:var(--brand-soft);
  border-radius:8px;padding:7px 11px;}

/* ---------- buttons / actions ---------- */
.btn{border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink);
  font-size:13.5px;font-weight:700;padding:10px 18px;cursor:pointer;transition:.12s;}
.btn:hover{background:#f3f4f6;}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff;}
.btn.primary:hover{background:var(--brand-2);}
.btn.ghost{background:transparent;}
.btn.ghost:hover{background:#eef0f4;}
.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff;}
.btn.danger:hover{background:#b91c1c;}
.btn.lg{width:100%;padding:14px;font-size:14.5px;}
.btn.sm{padding:6px 12px;font-size:12px;}
.btn:active{transform:translateY(1px);}
.actions{margin:18px 0 8px;}
.out{margin-top:14px;}
.result{background:var(--surface);border:1px solid var(--brand-line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px 18px;}
.result-h{font-size:13.5px;font-weight:800;display:flex;align-items:center;gap:9px;margin-bottom:6px;}
.badge{background:var(--brand);color:#fff;font-size:11px;font-weight:800;border-radius:999px;padding:2px 11px;}
.result .hint{margin:0 0 12px;}
.panel-nav{display:flex;justify-content:space-between;gap:10px;margin-top:20px;}

/* ---------- toast ---------- */
.toast{position:fixed;top:18px;left:50%;transform:translate(-50%,-8px);z-index:60;
  background:var(--ink);color:#fff;font-size:13.5px;font-weight:700;border-radius:999px;
  padding:10px 22px;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;white-space:nowrap;
  transition:opacity .2s, transform .2s;}
.toast.show{opacity:1;transform:translate(-50%,0);}

/* ---------- notice ---------- */
.notice{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;
  border-radius:var(--radius);padding:11px 16px;font-size:12.5px;margin-bottom:16px;}
.notice.resume{background:var(--ok-soft);border:1px solid #a7f3d0;color:#065f46;}
.notice-btns{display:flex;gap:6px;flex:none;}

/* ---------- clear ---------- */
.clear-hero{text-align:center;padding:34px 0 10px;}
.clear-check{width:84px;height:84px;margin:0 auto 18px;border-radius:50%;background:var(--ok);
  display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 10px var(--ok-soft);
  animation:pop-in .45s cubic-bezier(.22,1.4,.36,1);}
.clear-check svg{width:44px;height:44px;}
@keyframes pop-in{from{transform:scale(.4);opacity:0;}to{transform:scale(1);opacity:1;}}
.clear-title{font-size:24px;font-weight:800;margin-bottom:4px;}
.clear-sub{font-size:13px;color:var(--sub);}
.confetti{position:fixed;top:-12px;width:8px;height:8px;border-radius:2px;z-index:70;pointer-events:none;
  animation:confall 2.4s ease-in forwards;}
@keyframes confall{from{transform:translateY(0) rotate(0);opacity:1;}to{transform:translateY(104vh) rotate(480deg);opacity:.8;}}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;background:rgba(17,24,39,.5);display:flex;align-items:center;
  justify-content:center;z-index:80;padding:20px;}
.modal-box{background:var(--surface);border-radius:16px;max-width:430px;width:100%;
  padding:24px 22px;box-shadow:var(--shadow-lg);}
.modal-title{font-size:16px;font-weight:800;margin-bottom:8px;}
.modal-msg{font-size:13px;color:var(--sub);margin-bottom:18px;}
.modal-btns{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;}

.foot{margin-top:40px;padding-top:16px;border-top:1px solid var(--line);text-align:center;
  font-size:11.5px;color:var(--faint);}

/* ---------- responsive ---------- */
@media (max-width:760px){
  .shell{flex-direction:column;}
  .side{width:100%;height:auto;position:static;border-right:none;border-bottom:1px solid var(--line);
    padding:14px 14px 10px;}
  .brand-sub{display:none;}
  #stepNav{flex-direction:row;overflow-x:auto;gap:4px;padding-bottom:4px;}
  .step-item{flex:none;padding:7px 10px;}
  .step-item .si-sub,.step-item .si-dl{display:none;}
  .side-foot{border-top:none;padding-top:4px;}
  .main{padding:18px 14px 70px;}
  .os-pick{grid-template-columns:1fr;}
  .opt-grid{grid-template-columns:1fr;}
}