:root{--yellow: #f5e6c8;--card: #faf7f2;--green: #5a8a7a;--orange: #d97d5c;--border: #4a4a4a;--text: #333333}body{margin:0;font-family:Arial,sans-serif;background:var(--yellow);color:var(--text);display:flex;flex-direction:column;min-height:100vh}#root{display:flex;flex-direction:column;flex:1}.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 24px;border-bottom:4px solid var(--border);background:transparent}.topbar .brand{font-weight:700;font-size:20px}.topbar nav a{margin-left:12px;text-decoration:none;color:var(--text);font-weight:600}.main-area{min-height:calc(100vh - 68px);display:flex;align-items:center;justify-content:center;padding:24px}.card{width:520px;background:var(--card);border:4px solid var(--border);padding:36px;text-align:center;border-radius:8px}.admin-table th,.admin-table td{text-align:left;vertical-align:middle}table{width:100%;border-collapse:collapse;margin-bottom:16px}table thead{background:#2e8b57;color:#fff}table thead th{padding:14px 12px;font-weight:700;text-align:center;font-size:15px;letter-spacing:.5px}table tbody tr{border-bottom:1px solid #e8e8e8;transition:background-color .2s ease}table tbody tr:hover{background-color:#fef5e7}table tbody td{padding:14px 12px;font-size:15px;color:#333;text-align:center}input[type=text],input[type=tel],input[type=password]{width:100%;padding:14px;font-size:18px;margin-top:12px;margin-bottom:16px;border:2px solid #ddd;border-radius:6px;background:#fff;box-shadow:0 1px 2px #0000000a;box-sizing:border-box}.admin-table td.value{background:none;border:none;font-size:18px;font-weight:500;color:#222;padding:8px 6px}.button{display:inline-block;padding:14px 28px;border-radius:8px;font-weight:700;font-size:18px;border:4px solid var(--border);box-shadow:4px 4px 0 var(--border);cursor:pointer;text-decoration:none;color:#000;transition:all .2s ease;box-sizing:border-box;width:100%;text-align:center}.button:hover{transform:translateY(-2px);box-shadow:6px 6px 0 var(--border)}.button:active{transform:translateY(0);box-shadow:2px 2px 0 var(--border)}.btn-orange{background:var(--orange)}.btn-green{background:var(--green);color:#fff}@media(max-width:720px){.card{width:95%!important;padding:20px!important;margin:0 auto}input[type=text],input[type=tel],input[type=password]{font-size:16px;padding:12px;box-sizing:border-box}.button{font-size:16px;padding:12px 18px;width:100%;box-sizing:border-box}.topbar{flex-direction:column;gap:12px;padding:12px}.topbar nav{display:flex;gap:12px;width:100%}.topbar nav a{flex:1;text-align:center;margin-left:0;font-size:14px}.main-area{padding:12px;min-height:auto}table{font-size:12px!important}table thead th,table tbody td{padding:8px 4px!important;font-size:12px!important}.button{padding:6px 12px;font-size:12px;border:2px solid var(--border);box-shadow:2px 2px 0 var(--border)}}@media(max-width:480px){.card{width:98%!important;padding:16px!important}h1{font-size:24px!important}h3{font-size:18px!important}input[type=text],input[type=tel],input[type=password]{font-size:16px;padding:12px;box-sizing:border-box}.button{font-size:14px;padding:10px 16px;box-sizing:border-box}}.footer{color:#000;padding:12px 16px;text-align:center;border-top:4px solid var(--border);margin-top:auto;font-weight:600}.footer p{margin:0 0 8px;font-size:13px}.github-link{display:inline-flex;align-items:center;gap:6px;color:#000;text-decoration:none;font-weight:700;font-size:13px;padding:6px 12px;border:2px solid #fff;border-radius:4px;transition:all .2s ease}.github-link:hover{background:#ffffff1a;transform:translateY(-2px);box-shadow:0 4px 8px #0003}.github-link svg{fill:currentColor;width:16px;height:16px}