/* 红笔小桌 · 网页版（PC）
   同一套配色与字体，但按桌面工作台布局：左侧导航、中间工作区、右侧结果面板。 */
:root{
  --paper:#FAF8F4; --card:#FFFFFF; --ink:#2B2B2B; --ink2:#6F6F6F; --ink3:#9A958C;
  --line:#ECE8E0; --red:#C0504D; --red2:#A94F25; --green:#2F6B4F; --amber:#D97742;
  --radius:16px; --shadow:0 18px 44px -28px rgba(43,43,43,.35);
  --ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font:400 15px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;overflow:hidden;
}

/* 三栏骨架 */
.shell{display:grid;grid-template-columns:236px 1fr 420px;grid-template-rows:60px 1fr;height:100vh}
.topbar{
  grid-column:1/-1;display:flex;align-items:center;gap:16px;padding:0 20px;
  background:rgba(250,248,244,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);z-index:10;
}
.brand{display:flex;align-items:center;gap:9px;font-weight:650}
.brand i{width:24px;height:24px;border-radius:7px;background:var(--red);color:#fff;display:grid;place-items:center;font-style:normal;font-size:13px;font-weight:700}
.quota{display:flex;align-items:center;gap:10px;margin-left:auto;font-size:13.5px;color:var(--ink2)}
.quota b{color:var(--ink);font-weight:600}
.badge{font-size:12px;padding:3px 9px;border-radius:999px;background:#EFEAE1;color:var(--ink2)}
.badge.paid{background:rgba(47,107,79,.12);color:var(--green)}

.side{border-right:1px solid var(--line);padding:16px 12px;display:flex;flex-direction:column;gap:4px;overflow:auto}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:11px 13px;border-radius:12px;cursor:pointer;
  color:var(--ink2);font-size:14.5px;border:1px solid transparent;transition:background .25s,color .25s,border-color .25s;
}
.nav-item:hover{background:#fff;color:var(--ink)}
.nav-item.is-active{background:#fff;color:var(--red);border-color:rgba(192,80,77,.28);box-shadow:var(--shadow)}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.55}
.side-foot{margin-top:auto;font-size:12.5px;color:var(--ink3);line-height:1.7;padding:10px 13px}

.main{padding:26px 28px;overflow:auto}
.panel-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}
.panel-head h1{margin:0;font-size:26px;letter-spacing:-.02em}
.panel-head p{margin:6px 0 0;color:var(--ink2);font-size:14px}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.chip{
  font-size:13.5px;padding:8px 14px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--ink2);cursor:pointer;transition:all .2s var(--ease);
}
.chip:hover{border-color:#DCD6CB;color:var(--ink)}
.chip.is-on{background:var(--red);border-color:var(--red);color:#fff}
select,input,textarea{font:inherit;color:inherit}
.field{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:12px;background:#fff;outline:none;transition:border-color .2s}
.field:focus{border-color:rgba(192,80,77,.5)}
textarea.field{min-height:220px;resize:vertical;line-height:1.75}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:12px;
  border:1px solid transparent;cursor:pointer;font-size:14.5px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .2s;
}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 12px 26px -16px rgba(192,80,77,.9)}
.btn-primary:hover{transform:translateY(-1px)}
.btn-primary:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:#DCD6CB}

.right{border-left:1px solid var(--line);background:#FFFDF9;padding:22px;overflow:auto}
.result-empty{color:var(--ink3);font-size:14px;line-height:1.9;padding-top:30px}
.dim{padding:14px 0;border-bottom:1px dashed var(--line)}
.dim:last-child{border-bottom:0}
.dim-top{display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.dim-name{font-weight:600}
.dim-score{font-size:13px;color:var(--ink2)}
.bar{height:6px;border-radius:99px;background:#EFEAE1;margin-top:9px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--red);border-radius:99px;transform-origin:left center}
.quote{margin:10px 0 0;padding:10px 12px;border-left:3px solid rgba(192,80,77,.4);background:#FFF7F4;color:#5A3A32;font-size:13.5px;border-radius:0 8px 8px 0}
.issue{margin-top:8px;font-size:13.5px;color:var(--ink2)}
.tagline{display:inline-block;font-size:12px;padding:2px 8px;border-radius:6px;background:#EFEAE1;color:var(--ink2);margin-right:6px}

.toast{
  position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);opacity:0;
  background:#2B2B2B;color:#fff;padding:11px 18px;border-radius:10px;font-size:13.5px;pointer-events:none;z-index:60;
}
.login-mask{
  position:fixed;inset:0;background:rgba(250,248,244,.92);backdrop-filter:blur(6px);
  display:grid;place-items:center;z-index:80;
}
.login-card{width:min(420px,92vw);background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
.login-card h2{margin:0 0 6px;font-size:22px;letter-spacing:-.02em}
.login-card p{margin:0 0 18px;color:var(--ink2);font-size:13.5px}
.hide{display:none!important}
@media (max-width:1180px){.shell{grid-template-columns:200px 1fr;} .right{display:none}}