:root{--primary: #6366f1;--primary-hover: #4f46e5;--bg-dark: #0f172a;--bg-card: rgba(30, 41, 59, .7);--text-main: #f8fafc;--text-muted: #94a3b8;--glass-border: rgba(255, 255, 255, .1);--glass-bg: rgba(255, 255, 255, .05)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-dark);color:var(--text-main);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;padding:10px 20px;border-radius:8px;border:none;cursor:pointer;transition:all .3s ease;font-weight:600}.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;padding:12px;border-radius:8px;width:100%;margin-bottom:16px;font-family:inherit}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary)}option{background-color:#1e293b;color:#fff}.layout{display:flex;min-height:100vh}.sidebar{width:260px;background:#0f172ae6;border-right:1px solid var(--glass-border);padding:24px;position:fixed;height:100vh}.main-content{flex:1;margin-left:260px;padding:40px;transition:margin-left .3s ease}.mobile-header{display:none;height:64px;background:#0f172ae6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);padding:0 20px;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:40}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:45}@media(max-width:1024px){.sidebar{width:240px}.main-content{margin-left:240px;padding:24px}}@media(max-width:768px){.sidebar{transform:translate(-100%);z-index:50;transition:transform .3s cubic-bezier(.4,0,.2,1)}.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(max-width:480px){.main-content{padding:16px}.glass-card{padding:20px!important}}.nav-link{display:flex;align-items:center;color:var(--text-muted);text-decoration:none;padding:12px;border-radius:8px;margin-bottom:8px;transition:all .2s}.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:spin 1s linear infinite}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-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{display:grid;grid-template-columns:1fr auto;align-items:center;gap:16px}@media(max-width:600px){.module-row{grid-template-columns:1fr}}.monitoring-card{display:flex;justify-content:space-between;align-items:center;gap:16px}@media(max-width:640px){.monitoring-card{flex-direction:column;align-items:flex-start}.monitoring-card>div:last-child{width:100%;display:flex;justify-content:space-between;border-top:1px solid var(--glass-border);padding-top:12px;margin-top:4px}}.flex-stack{display:flex;justify-content:space-between;align-items:center;gap:16px}@media(max-width:768px){.flex-stack{flex-direction:column;align-items:flex-start}.flex-stack>div:last-child{width:100%;display:flex;justify-content:space-between;border-top:1px solid var(--glass-border);padding-top:12px;margin-top:4px;gap:12px}}.exam-layout{display:grid;grid-template-columns:1fr 300px;gap:24px}@media(max-width:850px){.exam-layout{grid-template-columns:1fr}}