:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}html,body{height:100%;margin:0;padding:0;background-color:#f4f6f8;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:#1f2937}.center-wrapper{height:100vh;width:100vw;display:flex;justify-content:center;align-items:center;background-color:#f4f6f8}.form-container{background:#fff;padding:2rem 2.5rem;border-radius:16px;box-shadow:0 8px 24px #00000014;max-width:400px;width:90%;text-align:center;transition:all .3s ease}.form-container:hover{transform:translateY(-2px);box-shadow:0 10px 28px #0000001a}.form-container h2{font-size:1.5rem;font-weight:700;color:#111827;margin-bottom:1.5rem}.form-container input[type=text],.form-container input[type=email]{width:100%;border:1px solid #d1d5db;border-radius:8px;padding:.5rem .75rem;margin-bottom:1rem;font-size:.95rem}.form-container input:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 2px #2563eb33}button{width:100%;font-weight:500;border:none;border-radius:8px;cursor:pointer;padding:.6rem 1.2rem;transition:background-color .25s,transform .2s}.btn-primary:hover{background-color:#1d4ed8}.btn-secondary{background-color:#6b7280;color:#fff}.btn-secondary:hover{background-color:#4b5563}.admin-layout{display:flex;min-height:100vh;background-color:#f4f6f8;color:#1f2937;font-family:Inter,system-ui,sans-serif}.sidebar{width:240px;background-color:#1f2937;color:#fff;display:flex;flex-direction:column;justify-content:space-between;padding:1.5rem 1rem;box-shadow:2px 0 6px #00000026}.sidebar h3{text-align:center;font-size:1.2rem;font-weight:600;margin-bottom:2rem;color:#f9fafb}.sidebar nav{display:flex;flex-direction:column;gap:.5rem}.sidebar a{text-decoration:none;color:#d1d5db;padding:.6rem .8rem;border-radius:8px;transition:all .25s ease;display:flex;align-items:center;gap:.5rem;font-size:.95rem}.sidebar a:hover{background-color:#374151;color:#fff}.active-link{background-color:#2563eb;color:#fff!important;font-weight:600}.sidebar-footer{margin-top:2rem;text-align:center;font-size:.8rem;color:#9ca3af;border-top:1px solid #374151;padding-top:1rem}.admin-content{flex:1;padding:3rem 4rem;display:flex;flex-direction:column;align-items:center}.admin-content h2{font-size:1.5rem;font-weight:700;color:#111827;margin-bottom:2rem;text-align:center}.container{width:100%;max-width:700px;background-color:#fff;border-radius:16px;box-shadow:0 4px 20px #00000014;padding:2rem;transition:all .3s ease}.container:hover{transform:translateY(-2px);box-shadow:0 6px 24px #0000001a}.container h3{text-align:center;font-size:1.2rem;font-weight:600;margin-bottom:1.5rem}button{font-weight:500;border:none;border-radius:8px;cursor:pointer;padding:.6rem 1.2rem;transition:background-color .25s,transform .2s}button:hover:not(:disabled){transform:scale(1.02)}.btn-primary{background-color:#2563eb;color:#fff}.btn-success{background-color:#16a34a;color:#fff}.btn-success:hover{background-color:#15803d}table{width:100%;border-collapse:collapse;margin-top:1rem;font-size:.9rem;border-radius:8px;overflow:hidden}th,td{border:1px solid #e5e7eb;padding:.5rem;text-align:left}th{background-color:#f3f4f6;font-weight:600}.message{text-align:center;margin-top:1rem;font-weight:500}.message.success{color:#16a34a}.message.error{color:#dc2626}.spinner{border:4px solid #f3f3f3;border-top:4px solid #2c5282;border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}