<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Navitrends — Login</title>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap" rel="stylesheet">
    <style>
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: 'Inter', sans-serif;
            display: flex; justify-content: center; align-items: center;
            min-height: 100vh;
            background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4338ca 100%);
        }
        .login-card {
            background: white; border-radius: 24px;
            padding: 48px 40px; width: 380px;
            text-align: center;
            box-shadow: 0 25px 60px rgba(0,0,0,0.3);
        }
        h1 { font-size: 26px; font-weight: 700; color: #1e1b4b; }
        p  { color: #6b7280; margin: 6px 0 28px; font-size: 14px; }
        input {
            width: 100%; padding: 13px 16px; margin-bottom: 12px;
            border: 1.5px solid #e5e7eb; border-radius: 12px;
            font-size: 14px; transition: border-color 0.15s;
        }
        input:focus { outline: none; border-color: #6366f1; }
        button {
            width: 100%; padding: 13px;
            background: #6366f1; color: white;
            border: none; border-radius: 12px;
            font-size: 15px; font-weight: 600;
            cursor: pointer; transition: background 0.15s;
        }
        button:hover { background: #4f46e5; }
        .error { color: #ef4444; font-size: 13px; margin-bottom: 12px; }
    </style>
</head>
<body>
    <div class="login-card">
        <h1>Navitrends</h1>
        <p>Management Platform</p>
        {% if error %}<div class="error">⚠️ {{ error }}</div>{% endif %}
        <form method="post">
            <input type="password" name="password" placeholder="Enter password" required autofocus>
            <button type="submit">Login →</button>
        </form>
    </div>
</body>
</html>
