@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--bg-dark:#0f172a;--bg-card:#1e293b;--text-main:#f8fafc;--text-muted:#94a3b8;--primary:#1a2f5c;--primary-hover:#16264a;--accent:#10b981;--danger:#ef4444;--border-color:#334155}body{background-color:var(--bg-dark);color:var(--text-main);flex-direction:column;min-height:100vh;margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;display:flex}*{box-sizing:border-box}.container{width:100%;max-width:1200px;margin:0 auto;padding:2rem}.flex-center{justify-content:center;align-items:center;min-height:calc(100vh - 80px);display:flex}.card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:1rem;width:100%;max-width:500px;padding:2.5rem;animation:.6s cubic-bezier(.16,1,.3,1) slideUp;box-shadow:0 20px 40px #0006}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.title{text-align:center;background:linear-gradient(135deg,#60a5fa,#a78bfa);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:2rem;font-size:2.2rem;font-weight:800;line-height:1.2}.input-group{flex-direction:column;gap:.5rem;margin-bottom:1.5rem;display:flex}.input-group label{color:var(--text-muted);font-size:.875rem;font-weight:500}input,button{font-family:inherit}input[type=text],input[type=number],input[type=file]{border:1px solid var(--border-color);width:100%;color:var(--text-main);background-color:#0f172a80;border-radius:.5rem;padding:.875rem 1rem;font-size:1rem;transition:all .2s}input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 4px #3b82f626}.btn{background-color:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:.5rem;justify-content:center;align-items:center;gap:.75rem;width:100%;padding:1rem 1.5rem;font-size:1rem;font-weight:600;transition:all .2s;display:flex}.btn:hover:not(:disabled){background-color:var(--primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px #3b82f64d}.btn:active:not(:disabled){transform:translateY(0)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn.danger{background-color:var(--danger)}.btn.danger:hover{background-color:#dc2626;box-shadow:0 4px 12px #ef44444d}.alert{border-radius:.5rem;align-items:center;gap:.75rem;margin-bottom:1.5rem;padding:1rem;font-weight:500;animation:.3s fadeIn;display:flex}.alert.error{color:#fca5a5;background-color:#ef44441a;border:1px solid #ef444433}.alert.success{color:#6ee7b7;background-color:#10b9811a;border:1px solid #10b98133}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.admin-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2.5rem;display:grid}.stat-box{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:.75rem;flex-direction:column;padding:1.5rem;display:flex}.stat-box h3{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin:0 0 .5rem;font-size:.875rem}.stat-box .value{color:var(--text-main);font-size:2.5rem;font-weight:800}.admin-header{justify-content:space-between;align-items:center;margin-bottom:2rem;display:flex}.actions-grid{grid-template-columns:1fr 1fr;gap:2rem;display:grid}.action-card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:1rem;padding:2rem}.action-card h2{color:#fff;border-bottom:1px solid var(--border-color);margin-top:0;margin-bottom:1.5rem;padding-bottom:1rem;font-size:1.25rem}.code-display{border:2px dashed var(--accent);text-align:center;background:linear-gradient(135deg,#1e293bcc,#0f172acc);border-radius:.75rem;margin:2rem 0;padding:2.5rem 1.5rem;position:relative;overflow:hidden}.code-display:before{content:"";pointer-events:none;background:radial-gradient(circle,#10b9811a,#0000 70%);position:absolute;inset:0}.code-display .label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;font-size:.875rem;font-weight:600}.code-display .code{letter-spacing:.15em;color:var(--accent);text-shadow:0 0 20px #10b98166;margin-top:1rem;font-size:3rem;font-weight:800}.navbar{border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:10;background-color:#1e293bcc;justify-content:space-between;align-items:center;padding:1.25rem 2rem;display:flex;position:sticky;top:0}.navbar .brand{color:var(--text-main);align-items:center;gap:.5rem;font-size:1.25rem;font-weight:700;text-decoration:none;display:flex}.navbar .nav-links a{color:var(--text-muted);margin-left:1.5rem;font-size:.95rem;font-weight:500;text-decoration:none;transition:color .2s}.navbar .nav-links a:hover,.navbar .nav-links a.active{color:var(--primary)}@media (width<=768px){.actions-grid{grid-template-columns:1fr}.navbar{flex-direction:column;gap:1rem;padding:1rem}.navbar .brand{text-align:center;flex-wrap:wrap;justify-content:center;font-size:1.1rem}.navbar .nav-links{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.navbar .nav-links a{margin-left:0}}