:root{
  --bg:#eef3f7;
  --bg-accent:#f8fbff;
  --surface:#ffffff;
  --surface-alt:#f4f7fb;
  --line:#d9e1ea;
  --text:#122033;
  --muted:#5f7388;
  --primary:#1f8fbe;
  --primary-deep:#146d98;
  --success:#1f9a67;
  --danger:#db5f5f;
  --amber:#c78a1f;
  --shadow:0 18px 40px rgba(30, 64, 96, .08);
  --radius-xl:28px;
  --radius-lg:20px;
  --radius-md:14px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  min-height:100vh;
  font-family:"Manrope",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(31,143,190,.14), transparent 30%),
    radial-gradient(circle at top right, rgba(31,154,103,.10), transparent 28%),
    linear-gradient(180deg, #f8fbff 0%, var(--bg) 42%, #edf2f6 100%);
}

button,input{font:inherit}
.app-hidden{display:none}
.login-shell{
  min-height:100vh;display:grid;place-items:center;padding:24px;
}
.login-card{
  width:min(560px,100%);padding:30px;border-radius:32px;
  background:rgba(255,255,255,.9);border:1px solid rgba(219,229,241,.9);box-shadow:var(--shadow);
}
.login-brand{display:flex;gap:18px;align-items:flex-start;margin-bottom:22px}
.login-copy{margin:10px 0 0;color:var(--muted);line-height:1.7}
.login-form{display:flex;flex-direction:column;gap:16px}
.login-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.login-error{min-height:20px;color:var(--danger);font-size:13px;font-weight:700}
.page-shell{max-width:1480px;margin:0 auto;padding:26px}
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:18px 22px;border:1px solid rgba(255,255,255,.6);
  background:rgba(255,255,255,.68);backdrop-filter:blur(18px);
  border-radius:26px;box-shadow:var(--shadow);margin-bottom:24px;
}
.brand-block{display:flex;align-items:center;gap:16px}
.brand-mark{
  width:56px;height:56px;border-radius:18px;display:grid;place-items:center;
  background:linear-gradient(135deg,#1f8fbe,#46c2bc);
  color:#fff;font-weight:800;letter-spacing:.08em;box-shadow:0 12px 28px rgba(31,143,190,.28);
}
.eyebrow{
  margin:0 0 6px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);font-weight:700;
}
.topbar h1,.card h2,.card h3,.config-intro h2{margin:0}
.topnav{display:flex;gap:10px}
.user-chip{
  display:flex;align-items:center;gap:10px;padding-left:8px;margin-left:4px;
}
#session-user{
  display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:999px;
  background:#edf7fd;color:var(--primary-deep);font-size:13px;font-weight:800;
}
.nav-btn{
  border:none;border-radius:999px;padding:12px 18px;background:transparent;color:var(--muted);
  font-weight:700;cursor:pointer;transition:.18s ease;
}
.nav-btn:hover{background:#ecf4fb;color:var(--text)}
.nav-btn.is-active{
  background:linear-gradient(135deg,#1f8fbe,#4ac5bf);color:#fff;
  box-shadow:0 10px 24px rgba(31,143,190,.24);
}

.view{display:none}
.view.view-active{display:block}
.workspace-grid{
  display:grid;grid-template-columns:360px minmax(0,1fr);gap:22px;align-items:start;
}
.left-column,.right-column{display:flex;flex-direction:column;gap:18px}
.workspace-bottom{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
.card{
  background:rgba(255,255,255,.92);
  border:1px solid rgba(219,229,241,.85);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow);
  padding:22px;
}
.card-head{
  display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:18px;
}
.card-head.slim{margin-bottom:16px}
.pill{
  display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;
  background:#edf7fd;color:var(--primary-deep);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field span{font-size:13px;color:var(--muted);font-weight:700}
.field input,.field textarea,.field select{
  width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:16px;background:var(--surface-alt);color:var(--text);
  transition:border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:rgba(31,143,190,.45);background:#fff;box-shadow:0 0 0 4px rgba(31,143,190,.1);
}
.action-row,.stack-actions,.log-actions{display:flex;gap:10px;flex-wrap:wrap}
.stack-actions{flex-direction:column}
.helper-text{margin:14px 0 0;color:var(--muted);font-size:13px;line-height:1.6}
.btn{
  border:none;border-radius:16px;padding:13px 16px;font-weight:800;cursor:pointer;transition:.18s ease;
}
.btn.small{padding:10px 14px;border-radius:14px}
.btn-primary{background:linear-gradient(135deg,#1f8fbe,#44c7c0);color:#fff;box-shadow:0 14px 28px rgba(31,143,190,.24)}
.btn-primary:hover{transform:translateY(-1px)}
.btn-soft{background:#edf3f9;color:#284057}
.btn-soft:hover{background:#e2edf7}
.btn-soft.amber{background:#fff4df;color:#9d6c0f}
.btn-soft.danger{background:#ffe8e7;color:#c44747}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--muted)}

.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stat-item{
  border-radius:20px;padding:16px;background:#f5f8fc;border:1px solid #e3ebf4;
}
.stat-item strong{display:block;font-size:28px;margin-top:8px}
.stat-label{font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;color:var(--muted)}
.stat-item.success strong{color:var(--success)}
.stat-item.danger strong{color:var(--danger)}
.stat-item.info strong{color:var(--primary-deep)}
.stat-item.warn strong{color:var(--amber)}

.log-card{min-height:620px}
.log-panel{
  min-height:520px;max-height:70vh;overflow:auto;border-radius:22px;padding:18px;border:1px solid #d7e4ef;
  background:linear-gradient(180deg,#fbfdff,#eff5fa);
  font-family:"IBM Plex Mono", monospace;font-size:12px;line-height:1.72;white-space:pre-wrap;word-break:break-word;
}
.log-panel:empty::before{content:"等待任务开始...";color:#8a9db1}
.ok{color:#1f9a67}.fl{color:#d44f5a}.wr{color:#bf7a15}.si{color:#1b7ca7;font-weight:700}.em{color:#7f5af0}

.file-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:14px}
.file-kpi{
  border-radius:18px;padding:14px;background:#f6f9fc;border:1px solid #e1eaf3;
}
.file-kpi span{display:block;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:800}
.file-kpi strong{display:block;margin-top:8px;font-size:24px}
.file-list,.recent-list{display:flex;flex-direction:column;gap:10px}
.sub2api-list{display:flex;flex-direction:column;gap:10px}
.file-row,.recent-row{
  display:flex;justify-content:space-between;gap:12px;align-items:center;
  padding:13px 14px;border-radius:16px;background:#f8fbfe;border:1px solid #e3ebf4;
}
.sub2api-row{
  display:flex;justify-content:space-between;gap:12px;align-items:flex-start;
  padding:14px;border-radius:18px;background:#f8fbfe;border:1px solid #e3ebf4;
}
.sub2api-row.empty{align-items:center}
.file-row .meta,.recent-row .meta{color:var(--muted);font-size:12px}
.recent-row strong,.file-row strong{font-size:14px;word-break:break-all}
.sub2api-meta{display:flex;flex-direction:column;gap:6px;min-width:0}
.sub2api-meta strong{font-size:14px;word-break:break-all}
.sub2api-error{font-size:12px;color:var(--danger);line-height:1.6;word-break:break-word}
.sub2api-actions{display:flex;gap:8px;flex-wrap:wrap}
.sub2api-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:14px}
.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.filter-btn{
  border:none;border-radius:999px;padding:10px 14px;background:#edf3f9;color:#466177;font-weight:800;cursor:pointer;
}
.filter-btn.is-active{background:linear-gradient(135deg,#1f8fbe,#44c7c0);color:#fff;box-shadow:0 10px 22px rgba(31,143,190,.2)}

.config-shell{display:grid;grid-template-columns:320px minmax(0,1fr);gap:22px;align-items:start}
.config-intro{
  padding:18px 8px 0 8px;
}
.config-intro p:last-child{color:var(--muted);line-height:1.7}
.config-form{padding:0}
.config-groups{padding:22px}
.config-group + .config-group{margin-top:22px}
.config-group h3{
  margin:0 0 14px;font-size:15px;color:var(--primary-deep);letter-spacing:.03em
}
.config-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.config-footer{
  display:flex;align-items:center;gap:14px;padding:20px 22px;border-top:1px solid #e7edf4;background:#fbfdff;border-radius:0 0 var(--radius-xl) var(--radius-xl)
}
.save-msg{color:var(--success);font-size:14px;font-weight:700}

@media (max-width: 1180px){
  .workspace-grid,.config-shell,.workspace-bottom{grid-template-columns:1fr}
}
@media (max-width: 760px){
  .page-shell{padding:16px}
  .topbar{flex-direction:column;align-items:flex-start}
  .topnav,.user-chip{width:100%;flex-wrap:wrap}
  .field-grid,.stat-grid,.file-summary,.config-grid,.sub2api-summary{grid-template-columns:1fr}
  .card{padding:18px}
  .sub2api-row,.recent-row,.file-row{flex-direction:column;align-items:flex-start}
}