@import url("https://fonts.googleapis.com/css?family=Inter:400,500,600,700");:root{--max-width:1200px;--border-radius:12px;--font-mono:ui-monospace,Menlo,Monaco,"Cascadia Mono","Segoe UI Mono","Roboto Mono","Oxygen Mono","Ubuntu Monospace","Source Code Pro","Fira Mono","Droid Sans Mono","Courier New",monospace;--background:#f5f5f5;--foreground:#1a1a1a;--card:#fff;--card-hover:#fafafa;--primary:#3b82f6;--primary-hover:#2563eb;--secondary:#6366f1;--accent:#8b5cf6;--muted:#6b7280;--border:#e5e7eb;--input:#f9fafb;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--gradient-primary:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);--gradient-card:linear-gradient(135deg,#1e1e1e,#252525);--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.2);--shadow-xl:0 20px 25px -5px rgba(0,0,0,.3)}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}body{color:var(--foreground);background:var(--background);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:1rem}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.75rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-bottom:1rem}a{color:var(--primary);text-decoration:none;transition:color .2s ease}a:hover{color:var(--primary-hover)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--border-radius);padding:1.5rem;box-shadow:var(--shadow-sm)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;border-radius:.5rem;border:none;cursor:pointer;transition:all .2s ease;gap:.5rem}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--card);color:var(--foreground);border:1px solid var(--border)}.btn-secondary:hover{background:var(--card-hover);border-color:var(--muted)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}input,select,textarea{width:100%;padding:.75rem;background:var(--input);border:1px solid var(--border);border-radius:.5rem;color:var(--foreground);font-size:1rem;transition:all .2s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(59,130,246,.1)}.container{max-width:var(--max-width);margin:0 auto;padding:0 1rem}.page-wrapper{min-height:100vh;display:flex;flex-direction:column}.content-wrapper{flex:1 1;padding:2rem 0}.nav-sidebar{position:fixed;left:0;top:0;height:100vh;width:250px;background:var(--card);border-right:1px solid var(--border);padding:2rem 0;overflow-y:auto;z-index:1000;transform:translateX(-100%);transition:transform .3s ease}.nav-sidebar.open{transform:translateX(0)}.nav-sidebar-item{display:block;padding:.75rem 1.5rem;color:var(--muted);border-left:3px solid transparent;transition:color .2s ease,border-color .2s ease}.nav-sidebar-item:hover{color:var(--foreground)}.nav-sidebar-item.active{color:var(--primary);background:rgba(59,130,246,.05);border-left-color:var(--primary)}@media (min-width:768px){.nav-sidebar{position:-webkit-sticky;position:sticky;transform:translateX(0)}.content-with-sidebar{margin-left:250px}}.text-center{text-align:center}.text-muted{color:var(--muted)}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.text-warning{color:var(--warning)}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.mb-4{margin-bottom:2rem}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-1{gap:.5rem}.gap-2{gap:1rem}.gap-3{gap:1.5rem}.gap-4{gap:2rem}.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));grid-gap:1.5rem;gap:1.5rem;margin-top:2rem}.course-card,.course-card-wrapper{position:relative}.course-card{background:var(--card);border:1px solid var(--border);border-radius:var(--border-radius);padding:1.5rem;cursor:pointer;overflow:hidden;box-shadow:var(--shadow-md);transition:box-shadow .2s ease,border-color .2s ease}.course-card:hover{box-shadow:var(--shadow-lg);border-color:var(--primary)}.course-card-delete-btn{position:absolute;top:.75rem;right:.75rem;background:var(--danger);color:#fff;border:none;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:.75rem;opacity:0;transform:scale(.8);transition:all .2s ease;z-index:10}.course-card-wrapper:hover .course-card-delete-btn{opacity:1;transform:scale(1)}.course-card-delete-btn:hover{background:#dc2626;transform:scale(1.1)}.course-card-title{font-size:1.25rem;font-weight:600;margin-bottom:.5rem;color:var(--foreground)}.course-card-subtitle{color:var(--muted);font-size:1rem;margin-bottom:1rem}.course-card-meta{display:flex;justify-content:space-between;align-items:center;margin-top:1rem}.course-card-status{display:flex;align-items:center;gap:.5rem;font-size:1rem}.status-badge{display:inline-flex;align-items:center;gap:.375rem;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:500}.status-badge.approved{background:rgba(16,185,129,.1);color:var(--success)}.status-badge.pending{background:rgba(245,158,11,.1);color:var(--warning)}.course-card-id{display:inline-flex;align-items:center;gap:.375rem;padding:.25rem .5rem;background:var(--input);border:1px solid var(--border);border-radius:.375rem;font-size:.75rem;color:var(--muted);cursor:pointer;transition:all .2s ease;width:-moz-fit-content;width:fit-content}.course-card-id:hover{background:var(--card-hover);border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}.swal-wide{width:500px!important}