:root{--bg:#0b1220;--panel:#0f1a30;--panel2:#0c1629;--text:#e7eefc;--muted:#95a4c7;--border:rgba(255,255,255,.1);--brand:#5eead4;--danger:#fb7185;--warning:#fbbf24}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;background:radial-gradient(1200px 800px at 20% 10%,#12224a 0%,var(--bg) 50%,#070b14 100%);color:var(--text)}a{color:inherit}button,input,select,textarea{font:inherit}.container{max-width:1100px;margin:0 auto;padding:24px}.card{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--border);border-radius:14px;padding:18px}.row{display:flex;gap:12px;align-items:center}.col{display:flex;flex-direction:column;gap:10px}.muted{color:var(--muted)}.btn{background:#5eead424;border:1px solid rgba(94,234,212,.45);color:var(--text);padding:10px 12px;border-radius:12px;cursor:pointer}.btn:hover{background:#5eead433}.btn.secondary{background:#ffffff0f;border-color:var(--border)}.btn.danger{background:#fb718526;border-color:#fb718566}.input{background:#ffffff0f;border:1px solid var(--border);color:var(--text);padding:10px 12px;border-radius:12px;width:100%}.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px}.span6{grid-column:span 6}.span12{grid-column:span 12}.shell{display:flex;min-height:100vh}.sidebar{width:260px;padding:18px;position:sticky;top:0;align-self:flex-start;height:100vh;border-right:1px solid var(--border);background:#080c1480;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.nav a{display:block;padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--muted)}.nav a.active{color:var(--text);background:#5eead41a;border:1px solid rgba(94,234,212,.2)}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.toastWrap{position:fixed;right:16px;top:16px;display:flex;flex-direction:column;gap:10px;z-index:999}.toast{background:#0f1a30f2;border:1px solid var(--border);border-radius:12px;padding:10px 12px;max-width:320px}