:root{--bg: #eef2f7;--card: #ffffff;--text: #18202f;--muted: #667085;--border: #d9e1ec;--primary: #2457d6;--primary-dark: #1d46ad;--human: #1f9d55;--suspicious: #d7a400;--bot: #d92d20;--shadow: 0 18px 50px rgba(20, 34, 56, .14)}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:radial-gradient(circle at top left,rgba(36,87,214,.12),transparent 32rem),var(--bg)}.page-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(100%,430px);padding:32px;border:1px solid var(--border);border-radius:8px;background:var(--card);box-shadow:var(--shadow)}h1{margin:0;font-size:24px;line-height:1.25;text-align:center}.subtitle{margin:8px 0 28px;color:var(--muted);text-align:center;font-size:14px}.login-form{display:grid;gap:10px}.honeypot-field{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}label{font-size:14px;font-weight:700}input{width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:15px;outline:none}input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2457d629}.button-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px}button{min-height:44px;border:0;border-radius:6px;background:var(--primary);color:#fff;font-size:15px;font-weight:700;cursor:pointer}button:hover:not(:disabled){background:var(--primary-dark)}button.secondary{border:1px solid var(--border);background:#fff;color:var(--text)}button.secondary:hover:not(:disabled){background:#f3f6fb}button:disabled{cursor:not-allowed;opacity:.65}.result-panel{margin-top:24px;padding-top:20px;border-top:1px solid var(--border)}.classification-row,.result-header{display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--muted);font-size:14px}.classification-row{margin-bottom:12px}.result-header{margin-bottom:10px}.classification-badge{display:inline-flex;align-items:center;justify-content:center;min-width:92px;min-height:28px;padding:4px 10px;border-radius:999px;border:1px solid var(--border);background:#f7f9fc;color:var(--muted);font-size:13px;line-height:1}.classification-human{border-color:#1f9d5547;background:#1f9d551a;color:var(--human)}.classification-suspicious{border-color:#d7a40052;background:#d7a4001f;color:#9b7600}.classification-bot,.classification-error{border-color:#d92d2047;background:#d92d201a;color:var(--bot)}#riskValue{color:var(--text);font-size:18px}.progress-track{width:100%;height:12px;overflow:hidden;border-radius:999px;background:#e6ebf2}.progress-bar{width:0%;height:100%;border-radius:inherit;background:var(--muted);transition:width .22s ease,background-color .22s ease}.status-message{min-height:22px;margin-top:14px;color:var(--muted);font-weight:700}.status-human{color:var(--human)}.status-suspicious{color:var(--suspicious)}.status-bot{color:var(--bot)}.loading-indicator{display:flex;align-items:center;gap:10px;margin-top:14px;color:var(--muted);font-size:14px}.loading-indicator[hidden]{display:none}.analysis-section{margin-top:16px;padding-top:14px;border-top:1px solid var(--border)}.analysis-section[hidden]{display:none}.analysis-section h2{margin:0 0 8px;color:var(--text);font-size:14px;line-height:1.25}.reasons-list,.signal-list{display:grid;gap:6px;margin:0;padding-left:18px;color:var(--muted);font-size:13px;line-height:1.35}.signal-list{color:#475467}.spinner{width:16px;height:16px;border:2px solid #d8dee8;border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 460px){.page-shell{padding:16px}.login-card{padding:24px 18px}.button-row{grid-template-columns:1fr}}