/* ============================================================
   个人档案 · Pnalism（双色极简）设计系统
   主题色 #111111　密度 comfortable
   规则：零阴影 · 只有黑白灰 + 一个强调色 · 排版与留白做层次
   ============================================================ */

:root{
  --theme-color:#111111;
  --accent:#111111;
  --accent-light:#EDEDED;
  --accent-underline:rgba(17,17,17,.35);
  --text-primary:#1A1A1A;
  --text-secondary:#6B7280;
  --bg-base:#FFFFFF;
  --bg-subtle:#F5F5F5;
  --border:#E5E7EB;
  --divider:#E5E7EB;
  --danger:#DC2626;
  --radius:8px;
  --sp:8px;
  --shadow:none;
  --density-pad:20px;
  --lh:1.5;
}
@media (prefers-color-scheme: dark){
  :root{
    --accent:#F0F0F0;
    --accent-light:#242428;
    --accent-underline:rgba(240,240,240,.35);
    --text-primary:#F0F0F0;
    --text-secondary:#9CA3AF;
    --bg-base:#111111;
    --bg-subtle:#1E1E22;
    --border:#2E2E32;
    --divider:#2E2E32;
  }
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;background:var(--bg-base);color:var(--text-primary);
  font:15px/var(--lh) Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none;padding:0}
a{color:var(--accent);text-decoration:none}
[hidden]{display:none !important}
summary{list-style:none}
summary::-webkit-details-marker{display:none}

/* ---------------- 登录 ---------------- */
.gate{position:fixed;inset:0;display:grid;place-items:center;background:var(--bg-base);padding:24px;z-index:60}
.gate .box{width:100%;max-width:320px}
.gate h1{margin:0 0 6px;font-size:24px;font-weight:700;letter-spacing:-.01em}
.gate p{margin:0 0 28px;color:var(--text-secondary);font-size:13px}

/* ---------------- 骨架 ---------------- */
.shell{display:grid;grid-template-columns:224px 1fr;min-height:100vh}
.sidebar{background:var(--bg-base);border-right:1px solid var(--border);padding:20px 12px;display:flex;flex-direction:column;gap:24px;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:8px;padding:0 12px;font-size:15px;font-weight:600;letter-spacing:-.01em;white-space:nowrap}
.brand .dot{width:7px;height:7px;border-radius:2px;background:var(--accent)}
.nav{display:flex;flex-direction:column;gap:2px}
.nav button{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:9px 12px;border-radius:var(--radius);color:var(--text-primary);font-size:14px;border-left:3px solid transparent;transition:background .15s ease-out,color .15s ease-out}
.nav button .ico{width:16px;text-align:center;opacity:.7}
.nav button:hover{background:var(--bg-subtle)}
.nav button.on{color:var(--accent);background:var(--accent-light);border-left-color:var(--accent);font-weight:600}
.nav button.on .ico{opacity:1}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding:0 12px}
.side-foot .who{font-size:12px;color:var(--text-secondary)}
.tools{display:flex;flex-wrap:wrap;gap:8px}
.tools button,.tools .toolbtn{font-size:12px;color:var(--text-secondary);border:1px solid var(--border);padding:5px 10px;border-radius:6px;background:var(--bg-base);text-decoration:none;display:inline-block}
.tools button:hover,.tools .toolbtn:hover{background:var(--bg-subtle);color:var(--text-primary)}

main{padding:24px 28px 40px;max-width:720px;width:100%}
.page-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:18px;flex-wrap:wrap}
h1{margin:0;font-size:22px;font-weight:600;letter-spacing:-.015em}
.sub{color:var(--text-secondary);font-size:13px}
.savedot{font-size:12px;color:var(--text-secondary)}

/* ---------------- 块 ---------------- */
.card{border:1px solid var(--border);border-radius:var(--radius);padding:var(--density-pad);margin-bottom:16px}
.card h2{margin:0 0 4px;font-size:16px;font-weight:600;letter-spacing:-.01em}
.card .hint{color:var(--text-secondary);font-size:13px;margin-bottom:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stack{display:flex;flex-direction:column;gap:14px}
.row{display:flex;gap:10px;align-items:center}
.row.wrap{flex-wrap:wrap}
.row > input[type=text],.row > select{flex:1 1 auto;min-width:0}
.mb{margin-bottom:16px}
.note{font-size:12px;color:var(--text-secondary)}
.empty{color:var(--text-secondary);font-size:13px;padding:10px 0}

/* ---------------- 表单 ---------------- */
input[type=text],input[type=date],input[type=password],input[type=number],select,textarea{
  width:100%;background:var(--bg-base);border:1px solid var(--border);border-radius:var(--radius);
  padding:11px 12px;outline:none;font-size:15px;
}
input::placeholder,textarea::placeholder{color:var(--text-secondary)}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
textarea{resize:vertical;min-height:72px;line-height:1.6}
label.f{display:block}
label.f > span{display:block;font-size:13px;font-weight:500;margin-bottom:6px}
.lbl{font-size:13px;color:var(--text-secondary);margin-bottom:6px}
input[type=checkbox]{width:auto}

/* ---------------- 按钮 ---------------- */
.btn{background:var(--accent);color:var(--bg-base);border-radius:var(--radius);padding:11px 24px;font-weight:600;font-size:14px;white-space:nowrap;flex:0 0 auto;transition:opacity .15s ease-out}
.btn:hover{opacity:.86}
.btn:active{opacity:.74}
.btn.ghost{background:transparent;color:var(--text-primary);border:1px solid var(--border)}
.btn.ghost:hover{background:var(--bg-subtle);opacity:1}
.btn.mini{padding:6px 12px;font-size:12.5px;border-radius:6px}
.btn.block{width:100%;text-align:center}
.btn:disabled{opacity:.4;pointer-events:none}

/* ---------------- 标签 / 分段控件 ---------------- */
.chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);background:var(--bg-base);border-radius:6px;padding:6px 12px;font-size:13px;color:var(--text-secondary)}
.chip:hover{background:var(--bg-subtle);color:var(--text-primary)}
.chip.on{background:var(--accent-light);border-color:transparent;color:var(--accent);font-weight:600}

.seg{display:flex;border-bottom:1px solid var(--divider);margin-bottom:16px}
.seg button{padding:10px 14px;font-size:14px;color:var(--text-secondary);border-bottom:2px solid transparent;margin-bottom:-1px;transition:color .15s ease-out,border-color .15s ease-out}
.seg button:hover{color:var(--text-primary)}
.seg button.on{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}

/* ---------------- 记录 ---------------- */
.item{display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid var(--divider);padding:14px 0}
.item:last-child{border-bottom:none}
.item .grow{flex:1;min-width:0}
.item .title{font-weight:600;font-size:15px}
.item.done .title{color:var(--text-secondary);text-decoration:line-through}
.meta{font-size:12px;color:var(--text-secondary);margin-top:4px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.body{font-size:14.5px;color:var(--text-primary);margin-top:4px;white-space:pre-wrap;word-break:break-word}

.rec{border:1px solid var(--border);border-radius:var(--radius);padding:14px;margin-bottom:10px;transition:background .15s ease-out}
.rec:hover{background:var(--bg-subtle)}
.rec .txt{font-size:14.5px;white-space:pre-wrap;word-break:break-word}
.rec .foot{display:flex;align-items:center;justify-content:space-between;margin-top:10px;gap:10px}

.tag{font-size:11.5px;padding:3px 8px;border-radius:4px;background:var(--accent-light);color:var(--accent);white-space:nowrap;font-weight:500}
.tag.mute{background:var(--bg-subtle);color:var(--text-secondary)}
.x{color:var(--text-secondary);font-size:12.5px;padding:6px 8px;border-radius:6px;min-height:32px}
.x:hover{color:var(--danger)}

.ck{width:20px;height:20px;border-radius:6px;border:1px solid var(--border);flex:0 0 auto;display:grid;place-items:center;color:var(--bg-base);font-size:12px;background:var(--bg-base)}
.ck.on{background:var(--accent);border-color:var(--accent)}

.vision{border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:var(--radius);padding:16px 18px;margin-bottom:16px}
.vision .t{font-size:12px;color:var(--text-secondary);margin-bottom:6px}
.vision .c{font-size:16px;font-weight:600;line-height:1.55}

/* ---------------- 事实卡 ---------------- */
.fact{border:1px solid var(--border);border-radius:var(--radius);padding:14px;margin-bottom:10px}
.fact.pending{border-left:3px solid var(--accent)}
.fact .top{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.fact .val{font-size:15px;font-weight:600;margin:8px 0 4px}
.fact .src{font-size:12px;color:var(--text-secondary)}
.fact .src a{color:var(--text-secondary);text-decoration:underline;cursor:pointer}
.exp{cursor:pointer;transition:border-color .15s ease-out}
.exp:hover{border-color:var(--accent)}
.exp.on{border-left:3px solid var(--accent);background:var(--accent-light)}

/* ---------------- 提示条 ---------------- */
.banner{padding:12px 14px;border-radius:var(--radius);font-size:13px;border:1px solid var(--border);color:var(--text-secondary);line-height:1.55}
.banner.warn{border-left:3px solid var(--accent);color:var(--text-primary)}

/* ---------------- 长文本 ---------------- */
.prose{font-size:14.5px;line-height:1.75;color:var(--text-primary)}
.prose h4{margin:14px 0 6px;font-size:14.5px;font-weight:600}
.prose p{margin:0 0 10px}
.prose ul{margin:0 0 10px;padding-left:18px}
.prose li{margin:4px 0}
.pre{border:1px solid var(--border);border-radius:var(--radius);padding:14px;font-size:12.5px;line-height:1.7;white-space:pre-wrap;max-height:320px;overflow:auto;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}

/* ---------------- 回答 ---------------- */
.answer{font-size:15px;line-height:1.8}
.answer .blk{border-top:1px solid var(--divider);padding-top:14px;margin-top:14px}
.answer .blk:first-child{border-top:none;padding-top:0;margin-top:0}
.answer .blk h5{margin:0 0 8px;font-size:12px;color:var(--text-secondary);font-weight:600;letter-spacing:.04em}
.answer ul{margin:0;padding-left:18px}
.answer li{margin:5px 0}
.eviden{font-size:12px;color:var(--text-secondary);margin-top:3px}
.recv{font-size:11.5px;color:var(--text-secondary);font-family:ui-monospace,Menlo,Consolas,monospace}
.busy{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--accent)}
.dotline{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse 1.1s infinite}
@keyframes pulse{0%,100%{opacity:.25}50%{opacity:1}}

/* ---------------- 主界面输入区 ---------------- */
.center-wrap{min-height:calc(100vh - 70px);min-height:calc(100dvh - 70px);display:flex;flex-direction:column;justify-content:center}
.compose{border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:18px}
.compose textarea{min-height:92px;border:none;background:transparent;padding:0;font-size:16.5px;line-height:1.65;resize:none;outline:none}
.compose textarea:focus{border:none}
.compose .foot{display:flex;align-items:center;gap:10px;margin-top:12px;padding-top:12px;border-top:1px solid var(--divider);flex-wrap:wrap}
.hintline{font-size:12px;color:var(--text-secondary);flex:1 1 auto;min-width:120px}

/* ---------------- 其它 ---------------- */
.file{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border);border-radius:6px;padding:5px 10px;font-size:12.5px;color:var(--text-secondary);text-decoration:none}
.file:hover{background:var(--bg-subtle);color:var(--text-primary)}
.toast{position:fixed;left:50%;bottom:88px;transform:translateX(-50%) translateY(8px);background:var(--accent);color:var(--bg-base);padding:10px 18px;border-radius:8px;font-size:13px;opacity:0;pointer-events:none;transition:.18s ease-out;z-index:70}
.toast.show{opacity:1;transform:translateX(-50%)}
.stat .k{font-size:12px;color:var(--text-secondary)}
.stat .v{font-size:24px;font-weight:600;letter-spacing:-.02em;margin-top:2px}
.stat .v small{font-size:13px;color:var(--text-secondary);font-weight:400;margin-left:2px}

/* ============================================================
   手机：底部标签栏（App 样式）
   ============================================================ */
@media (max-width:860px){
  .shell{display:block;padding-bottom:66px}
  .center-wrap{min-height:calc(100vh - 112px);min-height:calc(100dvh - 112px)}
  .sidebar{
    position:fixed;left:0;right:0;bottom:0;top:auto;height:auto;
    flex-direction:row;align-items:stretch;gap:0;padding:0;
    border-right:none;border-top:1px solid var(--border);z-index:40;
  }
  .brand,.side-foot{display:none}
  .nav{flex-direction:row;width:100%;gap:0}
  .nav button{
    flex:1 1 0;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    padding:8px 2px 10px;font-size:11px;border-left:none;border-top:2px solid transparent;
    border-radius:0;min-height:56px;
  }
  .nav button .ico{width:auto;font-size:16px}
  .nav button.on{background:transparent;border-left-color:transparent;border-top-color:var(--accent)}
  main{padding:20px 18px 24px;max-width:100%}
  h1{font-size:20px}
  .card{padding:16px;margin-bottom:14px}
  .grid2,.grid3,.grid4{grid-template-columns:1fr 1fr}
  .btn{padding:12px 20px}
  input[type=text],input[type=date],input[type=password],select{padding:12px}
}
@media (max-width:520px){
  .grid2,.grid3,.grid4{grid-template-columns:1fr}
}