:root{--bg:#0b1020;--panel:#121936;--panel-2:#182347;--text:#eef3ff;--muted:#9fb0d0;--line:#2a3768;--accent:#67d0ff;--success:#1fd48d;--error:#ff6f7d;--badge:#24346a}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:linear-gradient(180deg,#0b1020,#101734);color:var(--text)}
a{text-decoration:none}
.layout{display:flex;min-height:100vh}
.sidebar{width:250px;background:#0c132b;border-right:1px solid var(--line);padding:24px 18px;position:sticky;top:0;height:100vh}
.brand{font-size:22px;font-weight:700;margin-bottom:24px}
.menu{display:block;padding:12px 14px;border-radius:12px;color:var(--text);margin-bottom:8px;background:transparent;border:1px solid transparent}
.menu.active,.menu:hover{background:var(--panel);border-color:var(--line)}
.main{flex:1;padding:28px}
.topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px}
.topbar h1{margin:0 0 6px 0;font-size:30px}
.topbar p{margin:0;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:#07111f;border:none;border-radius:12px;padding:12px 16px;font-weight:700;cursor:pointer}
.btn.secondary{background:#24346a;color:#eef3ff}
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}
.card{background:rgba(18,25,54,.95);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 12px 32px rgba(0,0,0,.18)}
.kpi span{display:block;color:var(--muted);margin-bottom:10px}
.kpi strong{font-size:24px}
.grid.two{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px}
.metric{display:flex;justify-content:space-between;gap:14px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.metric span{color:var(--muted)}
canvas{width:100%!important;height:320px!important}
.alert{padding:14px 16px;border-radius:12px;margin-bottom:18px}
.alert.success{background:rgba(31,212,141,.14);border:1px solid rgba(31,212,141,.35)}
.alert.error{background:rgba(255,111,125,.14);border:1px solid rgba(255,111,125,.35)}
.upload-card{width:100%;max-width:1100px}
input[type=file], .text-input, textarea{width:100%;padding:14px;border-radius:12px;background:var(--panel-2);color:var(--text);border:1px solid var(--line);margin:10px 0 16px}
label{display:block;color:var(--muted);margin-top:8px}
.muted{color:var(--muted);font-size:14px}
.link-back{display:inline-block;margin-top:14px;color:var(--accent)}
.insight-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.insight-card{border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:16px;background:rgba(255,255,255,.02)}
.insight-card h3{margin:10px 0 12px 0}
.badge{display:inline-block;background:var(--badge);color:#cfe2ff;padding:6px 10px;border-radius:999px;font-size:12px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.status-box{margin-top:18px;padding:14px 16px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}
.simple-page{padding:24px}
@media (max-width:1100px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.insight-grid,.form-grid{grid-template-columns:1fr}}
@media (max-width:980px){.layout{flex-direction:column}.sidebar{width:100%;height:auto;position:relative}.cards,.grid.two{grid-template-columns:1fr}}