/* ミドリノ社内ヘルプAI — Demo by XXBase */
:root{
  --bg:#f4f6f8; --panel:#ffffff; --ink:#1d2733; --ink-2:#4a5664; --muted:#7a8694;
  --line:#e3e8ee; --brand:#0f8a6a; --brand-2:#14b88c; --brand-soft:#e7f6f1;
  --accent:#2f6fed; --warn:#e8a317; --danger:#d9534f;
  --user:#0f8a6a; --radius:14px; --shadow:0 1px 2px rgba(16,24,40,.05),0 4px 16px rgba(16,24,40,.06);
  --font:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Noto Sans CJK JP","Yu Gothic UI","Meiryo",system-ui,sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);font-size:15px;line-height:1.7;display:flex;flex-direction:column;min-height:100vh;-webkit-font-smoothing:antialiased}
button{font-family:inherit;cursor:pointer}
.muted{color:var(--muted)}

/* Header */
.app-header{display:flex;align-items:center;gap:20px;padding:12px 24px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-logo{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;font-size:20px;display:grid;place-items:center;flex:none;box-shadow:0 4px 10px rgba(15,138,106,.3)}
.brand-text h1{font-size:17px;margin:0;line-height:1.3;letter-spacing:.02em}
.brand-sub{margin:0;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tabs{display:flex;gap:4px;background:var(--bg);padding:4px;border-radius:10px;margin-left:auto}
.tab{border:0;background:transparent;padding:7px 14px;border-radius:8px;font-size:14px;color:var(--ink-2);font-weight:600}
.tab.is-active{background:var(--panel);color:var(--brand);box-shadow:var(--shadow)}
.demo-badge{display:flex;flex-direction:column;align-items:flex-end;line-height:1.3}
.badge-main{font-size:12px;background:#111827;color:#fff;padding:4px 10px;border-radius:999px;letter-spacing:.03em}
.badge-main strong{color:#5eead4}
.badge-note{font-size:11px;color:var(--muted);margin-top:3px}
.demo-banner{background:#fff8e6;border-bottom:1px solid #f3e1b0;color:#7a5a00;font-size:12.5px;padding:7px 24px;text-align:center}

/* Layout */
.layout{flex:1;display:grid;grid-template-columns:260px 1fr;gap:20px;padding:20px 24px;max-width:1280px;width:100%;margin:0 auto;min-height:0}
.layout>*{min-width:0}
.sidebar{display:flex;flex-direction:column;gap:16px}
.side-title{font-size:12px;letter-spacing:.1em;color:var(--muted);margin:4px 8px 0;font-weight:700}
.cat-list{list-style:none;margin:0;padding:6px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.cat-btn{width:100%;display:flex;align-items:center;gap:10px;border:0;background:transparent;padding:9px 10px;border-radius:9px;font-size:14px;color:var(--ink);text-align:left}
.cat-btn:hover{background:var(--brand-soft)}
.cat-btn.is-active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.cat-ico{width:28px;height:28px;border-radius:8px;background:var(--bg);display:grid;place-items:center;font-size:15px;flex:none}
.cat-count{margin-left:auto;font-size:11px;color:var(--muted);background:var(--bg);border-radius:999px;padding:0 8px}
.side-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;font-size:13px;box-shadow:var(--shadow)}
.side-card h3{margin:0 0 6px;font-size:13px}
.side-card p{margin:0 0 6px}

/* Views */
.view{display:none;min-height:0}
.view.is-active{display:flex}
.view-chat{flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);height:calc(100vh - 190px);min-height:520px;overflow:hidden}
.chat-toolbar{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;border-bottom:1px solid var(--line)}
.bot-id{display:flex;align-items:center;gap:10px}
.bot-name{font-weight:700;font-size:14px}
.bot-status{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px}
.dot{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 3px #dcfce7}
.btn-ghost{border:1px solid var(--line);background:var(--panel);padding:6px 12px;border-radius:8px;font-size:13px;color:var(--ink-2)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}

/* Messages */
.messages{flex:1;overflow-y:auto;padding:22px 20px;display:flex;flex-direction:column;gap:18px;scroll-behavior:smooth;background:linear-gradient(#fbfcfd,#f7f9fb)}
.msg{display:flex;gap:10px;max-width:860px;animation:pop .25s ease-out}
.msg.user{align-self:flex-end;flex-direction:row-reverse}
.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-size:17px;flex:none}
.bot-avatar{background:var(--brand-soft)}
.user-avatar{background:#e8eefc;font-size:13px;font-weight:700;color:var(--accent)}
.bubble{background:var(--panel);border:1px solid var(--line);border-radius:4px 14px 14px 14px;padding:12px 16px;box-shadow:var(--shadow);min-width:0;word-break:break-word}
.msg.user .bubble{background:var(--user);color:#fff;border-color:var(--user);border-radius:14px 4px 14px 14px}
.bubble p{margin:0 0 6px}
.bubble p:last-child{margin-bottom:0}
.bubble ul,.bubble ol{margin:4px 0 6px;padding-left:1.3em}
.bubble li{margin:2px 0}
.bubble strong{color:#0b6b52}
.msg.user .bubble strong{color:#fff}
.lead{font-size:13px;color:var(--ink-2);background:var(--bg);border-radius:8px;padding:6px 10px;margin-bottom:8px!important}
.answer-title{font-weight:700;font-size:14px;margin-bottom:6px!important;color:var(--ink)}
.related{margin-top:12px;border-top:1px dashed var(--line);padding-top:10px}
.related h4{margin:0 0 6px;font-size:12px;color:var(--muted);letter-spacing:.05em}
.related-item{font-size:13px;background:var(--bg);border-radius:8px;padding:8px 10px;margin-bottom:6px}
.related-item b{display:block;font-size:13px;margin-bottom:2px}
.linkish{border:0;background:none;color:var(--accent);padding:0;font-size:12px;text-decoration:underline}

/* Sources */
.sources{margin-top:12px;border-top:1px solid var(--line);padding-top:10px}
.sources-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.sources-head .label{font-size:12px;color:var(--muted);font-weight:700;letter-spacing:.05em}
.conf{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:2px 10px;border-radius:999px}
.conf.high{background:#dcfce7;color:#166534}
.conf.mid{background:#fef3c7;color:#92400e}
.conf.low{background:#fee2e2;color:#991b1b}
.meter{width:54px;height:6px;background:rgba(0,0,0,.08);border-radius:3px;overflow:hidden;display:inline-block}
.meter i{display:block;height:100%;background:currentColor;border-radius:3px}
.src{display:flex;align-items:flex-start;gap:8px;font-size:12.5px;color:var(--ink-2);padding:4px 0}
.src-ico{flex:none}
.src-doc{font-weight:700;color:var(--ink)}
.src-score{margin-left:auto;font-variant-numeric:tabular-nums;color:var(--muted);flex:none}
.src-ref{display:block;color:var(--muted);font-size:11.5px}
details.debug{margin-top:6px;font-size:11.5px;color:var(--muted)}
details.debug summary{cursor:pointer}
details.debug code{font-size:11px;background:var(--bg);padding:1px 4px;border-radius:4px}

/* Feedback */
.msg-foot{display:flex;align-items:center;gap:6px;margin-top:10px;font-size:12px;color:var(--muted)}
.fb{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:2px 10px;font-size:13px;line-height:1.6}
.fb:hover{border-color:var(--brand)}
.fb.on{background:var(--brand-soft);border-color:var(--brand)}
.fb.on.neg{background:#fee2e2;border-color:var(--danger)}
.fb:disabled{cursor:default}
.fb-thanks{margin-left:4px}

/* Fallback */
.contact{margin-top:10px;border:1px solid #cfe9df;background:var(--brand-soft);border-radius:10px;padding:10px 12px;font-size:13px}
.contact h4{margin:0 0 4px;font-size:13px;color:var(--brand)}
.contact dl{display:grid;grid-template-columns:auto 1fr;gap:2px 10px;margin:0}
.contact dt{color:var(--muted)}
.contact dd{margin:0}
.inline-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}

/* Typing */
.typing .bubble{display:flex;gap:5px;align-items:center;padding:14px 16px}
.typing span{width:7px;height:7px;border-radius:50%;background:#9aa6b2;animation:blink 1.2s infinite}
.typing span:nth-child(2){animation-delay:.15s}
.typing span:nth-child(3){animation-delay:.3s}
.typing em{font-style:normal;font-size:12px;color:var(--muted);margin-left:6px}
@keyframes blink{0%,80%,100%{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* Composer */
.composer-wrap{border-top:1px solid var(--line);padding:10px 16px 12px;background:var(--panel)}
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px 0 10px;scrollbar-width:thin}
.chip{flex:none;border:1px solid #cfe9df;background:var(--brand-soft);color:#0b6b52;border-radius:999px;padding:5px 12px;font-size:13px;white-space:nowrap}
.chip:hover{background:#d3efe5}
.composer{display:flex;gap:8px;align-items:flex-end;border:1.5px solid var(--line);border-radius:12px;padding:6px 6px 6px 14px;transition:border-color .15s}
.composer:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(20,184,140,.12)}
.composer textarea{flex:1;border:0;outline:0;resize:none;font:inherit;font-size:15px;padding:6px 0;max-height:120px;background:transparent;color:var(--ink)}
.send-btn{width:40px;height:40px;border:0;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;flex:none}
.send-btn:disabled{background:#b9c6cf;cursor:not-allowed}
.composer-hint{margin:6px 2px 0;font-size:11px;color:var(--muted)}

/* KB view */
.view-kb{flex-direction:column;gap:14px}
.kb-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}
.kb-head h2{margin:0;font-size:20px;display:flex;align-items:center;gap:8px}
.kb-head p{margin:2px 0 0;font-size:13px}
.pill{font-size:11px;background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:1px 8px;color:var(--muted);font-weight:600}
.kb-stats{display:flex;gap:10px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:6px 14px;text-align:center;box-shadow:var(--shadow)}
.stat b{display:block;font-size:20px;color:var(--brand);line-height:1.2}
.stat span{font-size:11px;color:var(--muted)}
.kb-filters{display:flex;gap:8px;flex-wrap:wrap}
.kb-filters input,.kb-filters select{font:inherit;font-size:14px;padding:8px 12px;border:1px solid var(--line);border-radius:9px;background:var(--panel)}
.kb-filters input{flex:1;min-width:200px}
.kb-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:12px}
.kb-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px;box-shadow:var(--shadow);font-size:13px;display:flex;flex-direction:column;gap:6px}
.kb-card-top{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.tag{font-size:11px;border-radius:6px;padding:1px 7px;background:var(--bg);color:var(--ink-2)}
.tag.type-faq{background:#e8eefc;color:var(--accent)}
.tag.type-doc{background:#f3e8ff;color:#7e22ce}
.kb-id{font-family:ui-monospace,Menlo,monospace;font-size:11px;color:var(--muted);margin-left:auto}
.kb-card h3{margin:0;font-size:14px}
.kb-card .body{color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-line}
.kb-card .kw{display:flex;flex-wrap:wrap;gap:4px}
.kb-card .kw span{font-size:11px;color:var(--muted)}
.kb-card .src-line{font-size:11.5px;color:var(--muted);border-top:1px dashed var(--line);padding-top:6px;margin-top:auto}
.kb-card .ask{align-self:flex-start}
.kb-empty{padding:40px;text-align:center;color:var(--muted)}

.app-footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding:10px 24px;font-size:12px;color:var(--ink-2);border-top:1px solid var(--line);background:var(--panel)}

/* Responsive */
@media (max-width: 900px){
  .layout{grid-template-columns:1fr;padding:12px;gap:12px}
  .sidebar .side-card{display:none}
  .side-title{display:none}
  .cat-list{display:flex;overflow-x:auto;gap:4px;padding:4px;scrollbar-width:none}
  .cat-list li{flex:none}
  .cat-btn{padding:6px 10px;white-space:nowrap;font-size:13px}
  .cat-ico{width:22px;height:22px;font-size:13px}
  .cat-count{display:none}
  /* アプリ型レイアウト：画面高いっぱいにチャットを表示 */
  body{height:100vh;height:100dvh;min-height:0;overflow:hidden}
  .layout{display:flex;flex-direction:column;min-height:0;overflow:hidden}
  .sidebar{flex:none}
  .view.is-active{flex:1}
  .view-chat{height:auto;min-height:0}
  .view-kb{overflow-y:auto;padding-bottom:12px}
  .app-footer{display:none}
}
@media (max-width: 640px){
  .app-header{flex-wrap:wrap;padding:10px 12px;gap:8px}
  .brand-text h1{font-size:15px}
  .brand-logo{width:34px;height:34px;font-size:17px;border-radius:9px}
  .brand-sub{display:none}
  .demo-badge{margin-left:auto}
  #kbVersion{display:none}
  .tab{padding:5px 10px;font-size:13px}
  .badge-note{display:none}
  .tabs{order:3;width:100%;margin-left:0}
  .tab{flex:1}
  .demo-banner{font-size:11px;padding:6px 12px;text-align:left}
  .messages{padding:14px 10px}
  .msg{max-width:100%}
  .avatar{width:28px;height:28px;font-size:14px}
  .bubble{padding:10px 12px;font-size:14px}
  .composer-hint{display:none}
  .chat-toolbar{padding:10px 12px}
  .btn-ghost{padding:5px 8px;font-size:12px}
  .kb-list{grid-template-columns:1fr}
  .kb-stats .stat{padding:4px 10px}
  .app-footer{font-size:11px;padding:8px 12px}
}