:root{
  --lanvia-bg:#edf3f8;
  --lanvia-surface:#f8fafc;
  --lanvia-surface-strong:#ffffff;
  --lanvia-border:#ccd8e4;
  --lanvia-border-soft:#dce5ed;
  --lanvia-text:#21364d;
  --lanvia-muted:#73879a;
  --lanvia-accent:#4b78d1;
  --lanvia-accent-soft:#e8f0fb;
  --lanvia-success:#27856a;
  --lanvia-danger:#b75360;
  --lanvia-shadow:0 12px 40px rgba(45,67,91,.08);
  --lanvia-radius:14px;
  color-scheme:light;
}
:root[data-theme="next"]{
  --lanvia-bg:#edf3f8;--lanvia-surface:#f6f9fc;--lanvia-surface-strong:#fff;
  --lanvia-border:#cad7e4;--lanvia-accent:#527fdd;--lanvia-accent-soft:#e7eefc;
}
:root[data-theme="classic"]{
  --lanvia-bg:#f3f4f6;--lanvia-surface:#fff;--lanvia-border:#d7dbe0;
  --lanvia-text:#1f2937;--lanvia-muted:#6b7280;--lanvia-accent:#356fc7;
  --lanvia-radius:8px;--lanvia-shadow:0 4px 16px rgba(0,0,0,.05);
}
:root[data-theme="task"]{
  --lanvia-bg:#eef2f5;--lanvia-surface:#f8fafb;--lanvia-border:#cdd8e0;
  --lanvia-accent:#4e76a5;--lanvia-accent-soft:#e9f0f6;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--lanvia-bg);color:var(--lanvia-text);font-family:Inter,"Segoe UI","Microsoft YaHei",system-ui,sans-serif}
button,input,select{font:inherit}
button{cursor:pointer}
.files-app{min-height:100vh}
.topbar{
  height:68px;padding:0 18px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  border-bottom:1px solid var(--lanvia-border);background:rgba(248,250,252,.92);backdrop-filter:blur(16px);
  position:sticky;top:0;z-index:20
}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--lanvia-accent);color:#fff;font-weight:800}
.brand b{display:block;font-size:13px}.brand small{display:block;margin-top:2px;color:var(--lanvia-muted);font-size:9px}
.topbar-center{display:flex;gap:8px;justify-content:center}
.status-chip,.host-chip,.scope-chip,.status-dot{
  display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border:1px solid var(--lanvia-border);
  border-radius:999px;background:var(--lanvia-surface-strong);color:var(--lanvia-muted);font-size:9px;font-weight:700
}
.status-chip[data-tone="ready"],.status-dot[data-tone="ready"]{color:var(--lanvia-success);border-color:#b9ddcf;background:#edf8f3}
.status-dot[data-tone="working"]{color:var(--lanvia-accent);border-color:#bcd0ef;background:#edf3fc}
.status-dot[data-tone="warn"]{color:#9a6a27;border-color:#e6d2ae;background:#faf4e8}
.status-dot[data-tone="error"]{color:var(--lanvia-danger);border-color:#e6c1c7;background:#faedef}
.topbar-actions{display:flex;align-items:center;gap:9px;justify-content:flex-end}
.topbar select,.ghost{
  height:34px;border:1px solid var(--lanvia-border);border-radius:9px;background:var(--lanvia-surface-strong);color:var(--lanvia-text);padding:0 10px;font-size:9.5px
}
.ghost{color:var(--lanvia-muted)}
.user-pill{display:flex;align-items:center;gap:8px;padding-left:5px}
.user-avatar{width:30px;height:30px;border-radius:9px;background:var(--lanvia-accent-soft);color:var(--lanvia-accent);display:grid;place-items:center;font-weight:800;font-size:10px}
.user-pill b{display:block;font-size:10px}.user-pill small{display:block;color:var(--lanvia-muted);font-size:8px;margin-top:2px}
.layout{display:grid;grid-template-columns:210px minmax(0,1fr);min-height:calc(100vh - 68px)}
.sidebar{padding:18px 12px;border-right:1px solid var(--lanvia-border);background:rgba(246,249,252,.78);display:flex;flex-direction:column}
.sidebar nav{display:grid;gap:5px}
.nav-item{
  min-height:42px;padding:0 11px;border:1px solid transparent;border-radius:10px;background:transparent;color:var(--lanvia-muted);
  display:grid;grid-template-columns:24px 1fr auto;align-items:center;text-align:left
}
.nav-item b{font-size:10px}.nav-item small{font-size:8px}.nav-item.active{border-color:#c5d5eb;background:var(--lanvia-accent-soft);color:var(--lanvia-accent)}
.nav-item:disabled{opacity:.55;cursor:default}
.sidebar-foot{margin-top:auto;padding:12px;border:1px solid var(--lanvia-border-soft);border-radius:11px;background:var(--lanvia-surface)}
.sidebar-foot small,.sidebar-foot span{display:block;color:var(--lanvia-muted);font-size:8px}.sidebar-foot b{display:block;margin:3px 0;font-size:10px}
.main{padding:22px;max-width:1500px;width:100%;margin:0 auto}
.hero{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:center;padding:24px;
  border:1px solid var(--lanvia-border);border-radius:var(--lanvia-radius);background:var(--lanvia-surface);box-shadow:var(--lanvia-shadow)
}
.eyebrow{color:var(--lanvia-accent);font-size:9px;font-weight:800;letter-spacing:.08em}
.hero h1{margin:7px 0 0;font-size:24px;letter-spacing:-.02em}.hero p{max-width:760px;margin:8px 0 0;color:var(--lanvia-muted);font-size:10.5px;line-height:1.7}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(120px,1fr));gap:8px}
.hero-stats>div{padding:11px;border:1px solid var(--lanvia-border-soft);border-radius:11px;background:var(--lanvia-surface-strong)}
.hero-stats small{display:block;color:var(--lanvia-muted);font-size:8px;text-transform:uppercase}.hero-stats b{display:block;margin-top:5px;font-size:10px}
.toolbar{display:flex;align-items:center;gap:10px;margin:14px 0}
.searchbox{
  flex:1;height:46px;padding:0 6px 0 13px;border:1px solid var(--lanvia-border);border-radius:12px;background:var(--lanvia-surface-strong);
  display:flex;align-items:center;gap:8px
}
.searchbox>span{color:var(--lanvia-muted)}.searchbox input{flex:1;min-width:0;border:0;outline:0;background:transparent;color:var(--lanvia-text);font-size:11px}
.searchbox button,.primary{
  height:34px;padding:0 17px;border:1px solid var(--lanvia-accent);border-radius:9px;background:var(--lanvia-accent);color:#fff;font-size:9.5px;font-weight:750
}
.workspace{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(380px,.95fr);gap:14px}
.panel{min-height:420px;border:1px solid var(--lanvia-border);border-radius:var(--lanvia-radius);background:var(--lanvia-surface);overflow:hidden}
.panel-head{min-height:58px;padding:0 14px;border-bottom:1px solid var(--lanvia-border-soft);display:flex;align-items:center;justify-content:space-between}
.panel-head b{display:block;font-size:11px}.panel-head small{display:block;margin-top:3px;color:var(--lanvia-muted);font-size:8.5px}
.results{padding:10px;display:grid;gap:7px;max-height:590px;overflow:auto}
.result-row{
  width:100%;min-height:58px;padding:9px;border:1px solid var(--lanvia-border-soft);border-radius:11px;background:var(--lanvia-surface-strong);
  display:grid;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:10px;text-align:left;color:var(--lanvia-text)
}
.result-row:hover{border-color:#adc3df;transform:translateY(-1px)}
.result-row:disabled{opacity:.55}
.file-icon,.empty-icon{width:38px;height:38px;border:1px solid var(--lanvia-border-soft);border-radius:10px;background:var(--lanvia-accent-soft);color:var(--lanvia-accent);display:grid;place-items:center;font-size:9px;font-weight:800}
.file-copy{min-width:0}.file-copy b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:10.5px}.file-copy small{display:block;margin-top:3px;color:var(--lanvia-muted);font-size:8.5px}
.add-action{padding:6px 9px;border:1px solid #bfd1e8;border-radius:8px;background:var(--lanvia-accent-soft);color:var(--lanvia-accent);font-size:8.5px;font-weight:750}
.empty,.detail-empty{min-height:280px;display:grid;place-content:center;justify-items:center;gap:7px;padding:24px;text-align:center;color:var(--lanvia-muted)}
.empty b,.detail-empty b{font-size:11px;color:var(--lanvia-text)}.empty p,.detail-empty p{max-width:360px;margin:0;font-size:9px;line-height:1.6}
.card-wrap{padding:14px}.card-wrap[hidden],.detail-empty[hidden]{display:none}
.runtime{margin-top:14px;border:1px solid var(--lanvia-border);border-radius:11px;background:var(--lanvia-surface);color:var(--lanvia-muted)}
.runtime summary{padding:11px 13px;cursor:pointer;font-size:9px;font-weight:700}
.runtime-grid{padding:0 13px 13px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.runtime-grid>div{padding:9px;border:1px solid var(--lanvia-border-soft);border-radius:9px;background:var(--lanvia-surface-strong)}
.runtime-grid small{display:block;font-size:8px}.runtime-grid b{display:block;margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:8.5px;color:var(--lanvia-text)}
.auth-gate{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:24px;background:rgba(226,234,242,.86);backdrop-filter:blur(18px)}
.auth-gate[hidden]{display:none}
.login-card{width:min(420px,100%);padding:24px;border:1px solid var(--lanvia-border);border-radius:16px;background:var(--lanvia-surface-strong);box-shadow:0 30px 80px rgba(45,63,84,.18)}
.login-brand{margin-bottom:20px}.login-card h2{margin:0;font-size:21px}.login-card>p{margin:7px 0 18px;color:var(--lanvia-muted);font-size:9.5px;line-height:1.6}
.login-card label{display:grid;gap:6px;margin:10px 0;color:var(--lanvia-muted);font-size:9px}.login-card input{height:40px;border:1px solid var(--lanvia-border);border-radius:9px;padding:0 11px;outline:0;color:var(--lanvia-text)}
.login-card input:focus{border-color:var(--lanvia-accent);box-shadow:0 0 0 3px rgba(75,120,209,.08)}
.login-card .primary{width:100%;margin-top:10px;height:40px}.login-error{min-height:18px;margin-top:9px;color:var(--lanvia-danger);font-size:9px}
@media(max-width:1050px){
  .layout{grid-template-columns:76px 1fr}.sidebar{padding:14px 8px}.nav-item{grid-template-columns:1fr;justify-items:center;padding:7px}.nav-item b,.nav-item small,.sidebar-foot{display:none}
  .workspace{grid-template-columns:1fr}.hero{grid-template-columns:1fr}
}
@media(max-width:760px){
  .topbar{grid-template-columns:1fr auto}.topbar-center{display:none}.topbar-actions select,.ghost{display:none}.main{padding:14px}.layout{grid-template-columns:1fr}.sidebar{display:none}.hero-stats{grid-template-columns:1fr 1fr 1fr}.runtime-grid{grid-template-columns:1fr 1fr}
}