.container {
            max-width: 900px;
            margin: 30px auto;
            padding: 20px;
            background: #ffffff;
            border-radius: 12px;
            box-shadow: 0 4px 16px rgba(0,0,0,0.08);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
        }
        h1, h2 {
            margin-bottom: 10px;
        }
        .form-group {
            margin-bottom: 12px;
        }
        label {
            display: block;
            font-weight: 600;
            margin-bottom: 4px;
        }
        input[type="text"],
        input[type="date"],
        input[type="email"],
        textarea {
            width: 100%;
            padding: 6px 10px;
            border-radius: 6px;
            border: 1px solid #d1d5db;
            font-size: 14px;
        }
        textarea {
            min-height: 60px;
        }
        .inline-group {
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .inline-group label {
            font-weight: 400;
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 0;
        }
        .section-box {
            padding: 12px 14px;
            border-radius: 10px;
            background: #f9fafb;
            margin-bottom: 16px;
            border: 1px solid #e5e7eb;
        }
        button[type="submit"] {
            margin-top: 12px;
            padding: 10px 18px;
            border-radius: 999px;
            border: none;
            background: #4CAF50;
            color: #ffffff;
            font-weight: 600;
            cursor: pointer;
        }
        button[type="submit"]:hover {
            background: #4CAF50;
        }
        .error-message {
            color: #b91c1c;
            margin-bottom: 12px;
        }