:root{
  --bg:#0b0b12;
  --bgSoft:#111221;
  --panel:#14162b;
  --border:#232647;
  --text:#eaf0ff;
  --muted:#9aa3ba;
  --primary:#7c4dff;
  --primaryGlow: 0 0 24px rgba(124,77,255,.35);
  --neon:#24e3ff;
  --danger:#ff4d6d;
  --success:#2ee59d;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background: radial-gradient(1200px 600px at 10% -10%, rgba(124,77,255,.15), transparent),
              radial-gradient(900px 400px at 100% 10%, rgba(36,227,255,.12), transparent),
              var(--bg);
  color:var(--text);
  font: 14px/1.4 system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

/* Topbar */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px;border-bottom:1px solid var(--border);background:rgba(20,22,43,.6);
  backdrop-filter:saturate(140%) blur(6px); position:sticky; top:0; z-index:10;
}
.brand{font-weight:700;letter-spacing:.3px}
.brand span{opacity:.8}
.top-actions .pill{margin-left:8px}

/* Welcome banner */
.welcome{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;border-bottom:1px solid var(--border);
}
.welcome h1{margin:0;font-size:22px}
.welcome h1 span{color:var(--primary)}
.welcome p{margin:4px 0 0;color:var(--muted)}
.welcome-kpis{display:flex;gap:16px}
.kpi{
  background:linear-gradient(180deg, rgba(124,77,255,.08), rgba(124,77,255,.02));
  border:1px solid var(--border); border-radius:12px; padding:10px 12px; min-width:120px;
  box-shadow:var(--primaryGlow);
}
.kpi strong{font-size:20px;display:block}
.kpi span{color:var(--muted)}

/* Layout */
.layout{display:grid;grid-template-columns:240px 1fr;gap:0;min-height:calc(100vh - 120px)}
.sidebar{
  border-right:1px solid var(--border); background:var(--bgSoft); padding:16px 10px;
}
nav{display:flex;flex-direction:column;gap:8px}
.nav-item{
  text-align:left;padding:12px 14px;border:1px solid var(--border);border-radius:10px;
  background:#121325;color:var(--text);cursor:pointer;transition:.2s;
}
.nav-item:hover{border-color:#2a2e57}
.nav-item.active{outline:1.5px solid var(--primary); box-shadow:var(--primaryGlow)}
.nav-item.ghost{background:transparent;border-color:transparent;color:var(--muted)}

.content{padding:20px}

/* Buttons */
button, .file-btn{
  appearance:none;border:none;background:var(--panel);color:var(--text);padding:10px 14px;
  border-radius:10px;border:1px solid var(--border);cursor:pointer;transition:.2s;
}
button:hover,.file-btn:hover{border-color:#2a2e57}
button.primary{background:linear-gradient(180deg,#7c4dff,#6733ff);border-color:#6b3fff;box-shadow:var(--primaryGlow)}
button.ghost{background:transparent}
button.danger{background:linear-gradient(180deg,#ff5a87,#ff4d6d);border-color:#ff4d6d}

/* Pages */
.page{display:none}
.page.visible{display:block}
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.page-header h2{margin:0}

/* Cards / grid */
.card{
  border:1px solid var(--border); border-radius:14px; background:linear-gradient(180deg,#14162b,#111221);
  padding:14px;
}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.grid.two{grid-template-columns:repeat(2,1fr)}
.empty{padding:30px;text-align:center}

/* Flow cards */
.flow-card{position:relative}
.flow-card .tag{position:absolute;top:10px;right:10px;background:#0e1430;color:#c6d0ff;border:1px solid var(--border);padding:2px 8px;border-radius:999px;font-size:12px}
.flow-card .title{font-weight:600;margin:6px 0 2px}
.flow-card .meta{color:var(--muted);font-size:12px}
.flow-card .row{display:flex;gap:8px;margin-top:10px}

/* Forms */
.form label{display:block;margin-bottom:10px}
.form input,.form select{
  width:100%;padding:10px;border-radius:10px;background:#0f1122;border:1px solid var(--border);color:var(--text)
}
.form .row{display:flex;gap:8px;margin-top:6px}

/* Details */
.hint{margin-top:8px;color:var(--muted)}
.hint summary{cursor:pointer;margin-bottom:6px}

/* Toast */
.toast{
  position:fixed;right:18px;bottom:18px;background:#10142a;border:1px solid var(--border);padding:10px 14px;border-radius:10px;opacity:0;transform:translateY(10px);transition:.2s;
}
.toast.show{opacity:1;transform:translateY(0)}
.muted{color:var(--muted)}
.pill{border-radius:999px;padding:8px 14px}