*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 75% 5%,rgba(0,120,255,.2),transparent 35%),linear-gradient(135deg,#050b18,#02040b);color:#f5f8ff;font-family:Inter,Segoe UI,Arial,sans-serif}button,input,select,textarea{font:inherit}.hidden{display:none!important}.login{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(460px,100%);border:1px solid rgba(122,190,255,.18);background:rgba(12,24,49,.85);border-radius:24px;padding:32px;box-shadow:0 30px 90px rgba(0,0,0,.38)}.brand{display:flex;gap:12px;align-items:center;margin-bottom:24px}.vmark{width:44px;height:44px;border-radius:12px;background:linear-gradient(145deg,#41d8ff,#3478ff);display:grid;place-items:center;font-weight:900;font-size:28px;transform:skew(-8deg)}.brand h1{font-size:22px;margin:0}.brand span{display:block;color:#9fb1d3;font-size:11px;letter-spacing:.35em}.login-card p,.topbar p{color:#9fb1d3}.login-card label{display:block;margin:16px 0 8px;color:#9fb1d3;font-weight:700}.login-card input,.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid rgba(122,190,255,.18);background:rgba(255,255,255,.055);color:#fff;border-radius:14px;padding:14px}.login-card button,.topbar button,.form-grid button,.logout{width:100%;border:0;border-radius:14px;padding:14px 18px;font-weight:900;margin-top:18px;background:linear-gradient(135deg,#3478ff,#41d8ff);color:#061024;cursor:pointer}.login-card small{display:block;color:#ff7a8d;margin-top:14px}.app{display:grid;grid-template-columns:280px 1fr;min-height:100vh;padding:16px;gap:16px}.sidebar,.main,.panel,.stats article{border:1px solid rgba(122,190,255,.16);background:linear-gradient(180deg,rgba(12,24,49,.86),rgba(8,18,39,.64));border-radius:20px;box-shadow:0 24px 80px rgba(0,0,0,.35)}.sidebar{display:flex;flex-direction:column;padding:22px}.sidebar nav{display:grid;gap:8px}.nav-btn{border:0;text-align:left;padding:14px 16px;border-radius:14px;background:transparent;color:#9fb1d3;cursor:pointer;font-weight:800}.nav-btn.active,.nav-btn:hover{background:linear-gradient(90deg,rgba(52,120,255,.35),rgba(65,216,255,.06));color:white}.logout{margin-top:auto}.main{padding:26px;overflow:auto}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.topbar h2{font-size:32px;margin:0}.topbar button{width:auto;margin:0}.page{display:none}.page.active{display:block}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:16px}.stats article{padding:22px}.stats span{color:#9fb1d3}.stats strong{display:block;font-size:34px;margin-top:8px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.panel{padding:22px;margin-bottom:16px}.panel h3{margin-top:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid textarea{grid-column:1/-1;min-height:90px}.form-grid button{width:auto;margin:0}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:13px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;white-space:nowrap}th{color:#9fb1d3;text-transform:uppercase;letter-spacing:.08em;font-size:12px}.row-card{padding:12px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);border-radius:14px;margin-bottom:10px}.row-card small{display:block;color:#9fb1d3;margin-top:4px}@media(max-width:1000px){.app{grid-template-columns:1fr}.sidebar{display:none}.stats,.grid,.form-grid{grid-template-columns:1fr}}