:root{--navy:#071b33;--blue:#1769e0;--bg:#f5f7fb;--card:#fff;--text:#142033;--muted:#6b7280;--line:#e5e7eb}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}
button,input,select,textarea{font:inherit}.hidden{display:none!important}.btn{border:0;border-radius:9px;padding:10px 14px;cursor:pointer;font-weight:600}
.btn-primary{background:var(--blue);color:#fff}.btn-light{background:#eef4ff;color:#145bc0}.btn-danger{background:#fee2e2;color:#b91c1c}
.login{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}.login-brand{background:linear-gradient(145deg,#071b33,#0e3764);color:white;padding:9vw;display:flex;flex-direction:column;justify-content:center}
.login-brand h1{font-size:46px;margin:0 0 12px}.login-brand p{font-size:19px;opacity:.85}.login-box{display:flex;align-items:center;justify-content:center;padding:32px}
.panel{background:white;width:min(430px,100%);padding:34px;border-radius:18px;box-shadow:0 18px 50px #14203318}.panel h2{margin-top:0}
.field{margin:15px 0}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;padding:12px;border:1px solid #d8dee8;border-radius:9px;background:#fff}
.error{color:#b91c1c;font-size:13px;margin-top:10px}.shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.sidebar{background:var(--navy);color:#dce8f7;padding:22px 14px;position:sticky;top:0;height:100vh}.brand{font-size:22px;font-weight:800;color:white;padding:4px 10px 22px}
.nav button{width:100%;text-align:left;background:transparent;color:#dce8f7;border:0;padding:12px;border-radius:9px;cursor:pointer;margin:2px 0}.nav button.active,.nav button:hover{background:#1769e0;color:white}
.main{padding:24px 28px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.topbar h1{margin:0}.muted{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.card{background:white;border:1px solid #e8ebf0;border-radius:14px;padding:18px;box-shadow:0 3px 12px #14203308}.metric{font-size:28px;font-weight:800}.section{margin-top:22px;background:white;border:1px solid #e8ebf0;border-radius:14px;padding:18px}
.section-head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:14px}.section-head h2{margin:0;font-size:19px}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px;border-bottom:1px solid #edf0f4;font-size:14px}th{color:#64748b;font-size:12px;text-transform:uppercase}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#eaf2ff;color:#1559b7;font-size:12px;font-weight:700}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px}.modal{position:fixed;inset:0;background:#071b3377;display:flex;align-items:center;justify-content:center;padding:20px;z-index:20}.modal-card{background:#fff;width:min(720px,100%);max-height:90vh;overflow:auto;padding:22px;border-radius:16px}
.actions{display:flex;gap:6px}.empty{padding:28px;text-align:center;color:#64748b}
@media(max-width:900px){.cards{grid-template-columns:repeat(2,1fr)}.shell{grid-template-columns:1fr}.sidebar{height:auto;position:relative}.nav{display:flex;overflow:auto}.nav button{white-space:nowrap}.login{grid-template-columns:1fr}.login-brand{display:none}}
@media(max-width:560px){.cards,.grid2{grid-template-columns:1fr}.main{padding:16px}.topbar{align-items:flex-start;gap:12px}.section{overflow:auto}}