:root{--primary:#6366f1;--primary-hover:#4f46e5;--bg-dark:#0f172a;--bg-card:#1e293bb3;--text-main:#f8fafc;--text-muted:#94a3b8;--glass-border:#ffffff1a;--glass-bg:#ffffff0d}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);font-family:Inter,system-ui,-apple-system,sans-serif;overflow-x:hidden}.glass-card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:16px;box-shadow:0 8px 32px #0000005e}.btn-primary{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:10px 20px;font-weight:600;transition:all .3s}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px)}input,select,textarea{background:var(--glass-bg);border:1px solid var(--glass-border);color:#fff;border-radius:8px;width:100%;margin-bottom:16px;padding:12px;font-family:inherit}input:focus,select:focus,textarea:focus{border-color:var(--primary);outline:none}option{color:#fff;background-color:#1e293b}.layout{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--glass-border);background:#0f172ae6;width:260px;height:100vh;padding:24px;position:fixed}.main-content{flex:1;margin-left:260px;padding:40px;transition:margin-left .3s}.mobile-header{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);z-index:40;background:#0f172ae6;justify-content:space-between;align-items:center;height:64px;padding:0 20px;display:none;position:sticky;top:0}.sidebar-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:45;background:#00000080;display:none;position:fixed;inset:0}@media (width<=1024px){.sidebar{width:240px}.main-content{margin-left:240px;padding:24px}}@media (width<=768px){.sidebar{z-index:50;transition:transform .3s cubic-bezier(.4,0,.2,1);transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-overlay.show{display:block}.main-content{margin-left:0;padding:20px}.mobile-header{display:flex}.hide-on-mobile{display:none!important}}@media (width<=480px){.main-content{padding:16px}.glass-card{padding:20px!important}}.nav-link{color:var(--text-muted);border-radius:8px;align-items:center;margin-bottom:8px;padding:12px;text-decoration:none;transition:all .2s;display:flex}.nav-link:hover,.nav-link.active{background:var(--glass-bg);color:var(--text-main)}.nav-link svg{margin-right:12px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-spin{animation:1s linear infinite spin}.form-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}@media (width<=600px){.form-grid{grid-template-columns:1fr}.form-grid>.span-2{grid-column:span 1!important}}.span-2{grid-column:span 2}.module-row{grid-template-columns:1fr auto;align-items:center;gap:16px;display:grid}@media (width<=600px){.module-row{grid-template-columns:1fr}}.monitoring-card{justify-content:space-between;align-items:center;gap:16px;display:flex}@media (width<=640px){.monitoring-card{flex-direction:column;align-items:flex-start}.monitoring-card>div:last-child{border-top:1px solid var(--glass-border);justify-content:space-between;width:100%;margin-top:4px;padding-top:12px;display:flex}}.flex-stack{justify-content:space-between;align-items:center;gap:16px;display:flex}@media (width<=768px){.flex-stack{flex-direction:column;align-items:flex-start}.flex-stack>div:last-child{border-top:1px solid var(--glass-border);justify-content:space-between;gap:12px;width:100%;margin-top:4px;padding-top:12px;display:flex}}.exam-layout{grid-template-columns:1fr 300px;gap:24px;display:grid}@media (width<=850px){.exam-layout{grid-template-columns:1fr}}