*{box-sizing:border-box}
:root{
    --bg:#071227;
    --bg2:#081a3a;
    --panel:#0d2c5a;
    --panel2:#0b2146;
    --line:#1f75c9;
    --text:#fff;
    --muted:#b8d7ff;
    --cyan:#2dd4ff;
    --blue:#148cff;
    --dark:#020817;
}
html,body{margin:0;min-height:100%;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:linear-gradient(135deg,#061327,#0a1f48 50%,#071227)}
a{text-decoration:none;color:inherit}
body::before{content:"";position:fixed;inset:0;background:radial-gradient(circle at 20% 5%,rgba(45,212,255,.22),transparent 28%),radial-gradient(circle at 90% 20%,rgba(20,140,255,.15),transparent 30%);pointer-events:none}

.login-page{display:flex;align-items:center;justify-content:center;padding:25px}
.login-shell{width:1050px;max-width:100%;display:grid;grid-template-columns:1.2fr .8fr;gap:22px;position:relative;z-index:1}
.login-hero,.login-card,.module-panel,.summary-card,.empty-state{background:linear-gradient(180deg,rgba(15,52,105,.82),rgba(4,13,30,.92));border:1px solid rgba(60,170,255,.35);border-radius:22px;box-shadow:0 24px 60px rgba(0,0,0,.35),inset 0 0 22px rgba(255,255,255,.035)}
.login-hero{padding:45px}
.logo-mark,.brand-icon{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(180deg,var(--cyan),var(--blue));font-weight:900;color:#00142b;box-shadow:0 0 18px rgba(45,212,255,.55)}
.login-hero h1{font-size:42px;margin:20px 0 12px;letter-spacing:-1px}
.login-hero p{color:var(--muted);font-size:17px;line-height:1.8;max-width:620px}
.hero-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:35px}
.hero-grid span{padding:14px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);text-align:center}
.login-card{padding:32px}
.login-card h2{font-size:28px;margin:0 0 8px}
.login-card p,.login-card small{color:var(--muted)}
.login-card label{display:block;margin:15px 0 7px;color:#dcecff;font-weight:700}
.login-card input{width:100%;padding:14px;border-radius:12px;border:1px solid rgba(60,170,255,.32);background:#06152f;color:#fff}
.login-card button{width:100%;margin-top:20px;padding:14px;border:0;border-radius:12px;background:linear-gradient(180deg,var(--cyan),var(--blue));color:#00142b;font-weight:900;cursor:pointer}
.alert{background:#7f1d1d;color:#fff;padding:12px;border-radius:12px;margin:12px 0}

.layout{display:flex;min-height:100vh;position:relative;z-index:1}
.sidebar{width:265px;min-height:100vh;background:rgba(2,8,23,.82);border-right:1px solid rgba(60,170,255,.28);padding:18px;position:sticky;top:0}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.brand strong{display:block;font-size:20px;letter-spacing:.5px}
.brand span{display:block;font-size:11px;color:var(--cyan);font-weight:900;letter-spacing:1px}
.side-nav{display:flex;flex-direction:column;gap:8px}
.side-nav a{padding:12px 13px;border-radius:12px;color:#e8f4ff;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);font-size:14px;font-weight:700}
.side-nav a:hover,.side-nav a.active{background:linear-gradient(90deg,rgba(20,140,255,.35),rgba(45,212,255,.08));border-color:rgba(45,212,255,.5);box-shadow:0 0 14px rgba(20,140,255,.22)}
.main{flex:1;padding:28px;min-width:0}
.topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:22px}
.topbar h1{font-size:30px;margin:0 0 5px}
.topbar p{margin:0;color:var(--muted)}
.top-actions{display:flex;gap:10px;align-items:center}
.status-pill,.logout{padding:10px 13px;border-radius:12px;border:1px solid rgba(45,212,255,.45);background:rgba(20,140,255,.12);font-weight:900;font-size:13px}
.status-pill{color:#50ffb1}
.logout{color:#fff;background:linear-gradient(180deg,#0d55a8,#092b63)}
.summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}
.summary-card{padding:18px}
.summary-card span{display:block;color:var(--muted);font-size:13px;margin-bottom:8px}
.summary-card strong{font-size:24px;color:var(--cyan)}
.panel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.module-panel{padding:18px;overflow:hidden;position:relative}
.module-panel::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.04),transparent);pointer-events:none}
.module-head{border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:13px;margin-bottom:15px}
.module-head h2{margin:0 0 6px;font-size:20px}
.module-head p{margin:0;color:var(--muted);font-size:13px}
.module-icons{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.module-item{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:9px;min-height:98px;border-radius:16px;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.025));border:1px solid rgba(255,255,255,.08);transition:.2s}
.module-item:hover{transform:translateY(-3px);border-color:rgba(45,212,255,.55);box-shadow:0 0 18px rgba(45,212,255,.25)}
.module-icon{font-size:30px;filter:drop-shadow(0 0 8px rgba(45,212,255,.45))}
.module-item span{font-size:12px;font-weight:800;color:#eaf7ff}
.empty-state{padding:55px;text-align:center}
.empty-icon{font-size:60px;margin-bottom:18px}
.empty-state h2{font-size:32px;margin:0 0 8px}
.empty-state p{color:var(--muted);font-size:16px}
.empty-state span{display:inline-block;margin-top:12px;padding:10px 14px;border-radius:999px;background:rgba(45,212,255,.11);border:1px solid rgba(45,212,255,.28);color:#d8f7ff}

@media(max-width:950px){
    .login-shell{grid-template-columns:1fr}
    .layout{flex-direction:column}
    .sidebar{width:100%;min-height:auto;position:relative}
    .side-nav{display:grid;grid-template-columns:repeat(2,1fr)}
    .summary-grid{grid-template-columns:repeat(2,1fr)}
    .panel-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
    .main{padding:16px}
    .login-hero,.login-card{padding:24px}
    .login-hero h1{font-size:30px}
    .hero-grid{grid-template-columns:repeat(2,1fr)}
    .topbar{flex-direction:column}
    .top-actions{width:100%}
    .logout,.status-pill{flex:1;text-align:center}
    .summary-grid{grid-template-columns:1fr}
    .module-icons{grid-template-columns:repeat(2,1fr)}
    .side-nav{grid-template-columns:1fr}
}